Exemplo n.º 1
0
def plotter(fdict):
    """ Go """
    ctx = get_autoplot_context(fdict, get_description())
    get_data(ctx)

    title = ("Consecutive Days with %s Temp " "above(+)/below(-) Average") % (
        ctx["var"].capitalize(),
    )
    if ctx["var"] == "precip":
        title = "Days Since Last Measurable Precipitation"
    mp = MapPlot(
        sector=ctx["sector"],
        state=ctx["state"],
        cwa=(ctx["wfo"] if len(ctx["wfo"]) == 3 else ctx["wfo"][1:]),
        axisbg="tan",
        statecolor="#EEEEEE",
        title=title,
        subtitle=ctx["subtitle"],
    )
    df2 = ctx["df"][pd.notnull(ctx["df"]["lon"])]
    mp.plot_values(
        df2["lon"].values,
        df2["lat"].values,
        df2["val"].values,
        color=df2["color"].values,
        labels=df2["label"].values,
        labeltextsize=(8 if ctx["sector"] != "state" else 12),
        textsize=(12 if ctx["sector"] != "state" else 16),
        labelbuffer=10,
    )

    return mp.fig, ctx["df"]
Exemplo n.º 2
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def plot_maxmin(ts, field):
    """Generate our plot."""
    nc = ncopen(ts.strftime("/mesonet/data/ndfd/%Y%m%d%H_ndfd.nc"))
    if field == 'high_tmpk':
        data = np.max(nc.variables[field][:], 0)
    elif field == 'low_tmpk':
        data = np.min(nc.variables[field][:], 0)
    data = masked_array(data, units.degK).to(units.degF).m

    subtitle = ("Based on National Digital Forecast Database (NDFD) "
                "00 UTC Forecast made %s") % (ts.strftime("%-d %b %Y"), )
    mp = MapPlot(title='NWS NDFD 7 Day (%s through %s) %s Temperature' % (
        ts.strftime("%-d %b"),
        (ts + datetime.timedelta(days=6)).strftime("%-d %b"),
        'Maximum' if field == 'high_tmpk' else 'Minimum',
    ),
                 subtitle=subtitle,
                 sector='iailin')
    mp.pcolormesh(nc.variables['lon'][:],
                  nc.variables['lat'][:],
                  data,
                  np.arange(10, 121, 10),
                  cmap=plt.get_cmap('jet'),
                  units='Degrees F')
    mp.drawcounties()
    pqstr = (
        "data c %s summary/cb_ndfd_7day_%s.png summary/cb_ndfd_7day_%s.png "
        "png") % (ts.strftime("%Y%m%d%H%M"), "max" if field == 'high_tmpk' else
                  'min', "max" if field == 'high_tmpk' else 'min')
    mp.postprocess(pqstr=pqstr)
    mp.close()
    nc.close()
Exemplo n.º 3
0
def plotter(fdict):
    """ Go """
    ctx = get_autoplot_context(fdict, get_description())

    get_df(ctx)
    labels = {}
    data = {}
    for state, row in ctx['df'].iterrows():
        val = row['departure']
        data[state] = val
        if pd.isna(val):
            if pd.isna(row['avg']):
                subscript = 'M'
            else:
                subscript = "[-%.0f]" % (row['avg'], )
                data[state] = 0 - row['avg']
        else:
            subscript = "[%s%.0f]" % ("+" if val > 0 else "", val)
            subscript = "[0]" if subscript in ['[-0]', '[+0]'] else subscript
        labels[state] = "%s\n%s" % ('M' if pd.isna(row['thisval'])
                                    else int(row['thisval']), subscript)

    mp = MapPlot(
        sector='conus', title=ctx['title'], subtitle=ctx['subtitle']
    )
    levels = range(-40, 41, 10)
    cmap = plt.get_cmap(ctx['cmap'])
    cmap.set_bad('white')
    mp.fill_states(data, ilabel=True, labels=labels, bins=levels,
                   cmap=cmap, units='Absolute %',
                   labelfontsize=16)

    return mp.fig, ctx['df']
Exemplo n.º 4
0
def plotter(fdict):
    """ Go """
    ctx = get_autoplot_context(fdict, get_description())
    ctx['qc'] = loadqc(date=ctx['date'])
    ctx['pgconn'] = get_dbconn('isuag')
    ctx['nt'] = NetworkTable("ISUSM")
    # Adjust stations to make some room
    ctx['nt'].sts['BOOI4']['lon'] -= 0.15
    ctx['nt'].sts['BOOI4']['lat'] -= 0.15
    ctx['nt'].sts['AHTI4']['lon'] += 0.25
    ctx['nt'].sts['AHTI4']['lat'] += 0.25

    title = 'TBD'
    subtitle = 'TBD'
    if ctx['opt'] == '1':
        title = 'ISU Soil Moisture Max/Min 4 Inch Soil Temperature'
        subtitle = 'based on available hourly observations'
        data, df = plot1(ctx)
    elif ctx['opt'] == '2':
        title = 'ISU Soil Moisture Max/Min Air Temperature'
        subtitle = 'based on available daily summary data'
        data, df = plot2(ctx)
    elif ctx['opt'] == '3':
        title = 'ISU Soil Moisture Average 4 Inch Soil Temperature'
        subtitle = 'based on available daily summary data'
        data, df = plot3(ctx)
    elif ctx['opt'] == '4':
        title = 'ISU Soil Moisture Solar Radiation [MJ]'
        subtitle = 'based on available daily summary data'
        data, df = plot4(ctx)
    elif ctx['opt'] == '5':
        title = 'ISU Soil Moisture Potential Evapotranspiration [inch]'
        subtitle = 'based on available daily summary data'
        data, df = plot5(ctx, "dailyet")
    elif ctx['opt'] == '6':
        title = 'ISU Soil Moisture Precipitation [inch]'
        subtitle = (
            'based on available daily summary data, liquid equiv of snow '
            'estimated'
        )
        data, df = plot5(ctx, "rain_mm_tot")
    elif ctx['opt'] == '7':
        title = 'ISU Soil Moisture Peak Wind Gust [MPH]'
        subtitle = 'based on available daily summary data'
        data, df = plot7(ctx)
    elif ctx['opt'] == '8':
        title = 'ISU Soil Moisture Average Wind Speed [MPH]'
        subtitle = 'based on available daily summary data'
        data, df = plot8(ctx)

    tle = ctx['date'].strftime("%b %-d, %Y")
    mp = MapPlot(
        sector='iowa', continentalcolor='white', nocaption=True,
        title='%s %s' % (tle, title),
        subtitle=subtitle)
    mp.drawcounties('#EEEEEE')
    mp.plot_station(data, fontsize=12)

    return mp.fig, df
Exemplo n.º 5
0
def plotter(fdict):
    """ Go """
    bins = [0, 1, 14, 31, 91, 182, 273, 365, 730, 1460, 2920, 3800]
    pgconn = get_dbconn("postgis")
    cursor = pgconn.cursor(cursor_factory=psycopg2.extras.DictCursor)
    ctx = get_autoplot_context(fdict, get_description())
    phenomena = ctx["phenomena"]
    significance = ctx["significance"]
    edate = ctx.get("edate")
    if edate is not None:
        edate = utc(edate.year, edate.month, edate.day, 0, 0)
        cursor.execute(
            """
         select wfo,  extract(days from (%s::date - max(issue))) as m
         from warnings where significance = %s and phenomena = %s
         and issue < %s
         GROUP by wfo ORDER by m ASC
        """,
            (edate, significance, phenomena, edate),
        )
    else:
        cursor.execute(
            """
         select wfo,  extract(days from ('TODAY'::date - max(issue))) as m
         from warnings where significance = %s and phenomena = %s
         GROUP by wfo ORDER by m ASC
        """,
            (significance, phenomena),
        )
        edate = datetime.datetime.utcnow()

    if cursor.rowcount == 0:
        raise NoDataFound(("No Events Found for %s (%s.%s)") % (
            vtec.get_ps_string(phenomena, significance),
            phenomena,
            significance,
        ))
    data = {}
    rows = []
    for row in cursor:
        wfo = row[0] if row[0] != "JSJ" else "SJU"
        rows.append(dict(wfo=wfo, days=row[1]))
        data[wfo] = max([row[1], 0])
    df = pd.DataFrame(rows)
    df.set_index("wfo", inplace=True)

    mp = MapPlot(
        sector="nws",
        axisbg="white",
        nocaption=True,
        title="Days since Last %s by NWS Office" %
        (vtec.get_ps_string(phenomena, significance), ),
        subtitle="Valid %s" % (edate.strftime("%d %b %Y %H%M UTC"), ),
    )
    mp.fill_cwas(data, bins=bins, ilabel=True, units="Days", lblformat="%.0f")

    return mp.fig, df
Exemplo n.º 6
0
def plotter(fdict):
    """ Go """
    from pyiem.plot.geoplot import MapPlot
    import matplotlib.pyplot as plt
    ctx = get_autoplot_context(fdict, get_description())
    station = ctx['station']
    nt = NetworkTable(ctx['network'])
    year = ctx['year']

    dbconn = get_dbconn('coop')

    table = "alldata_%s" % (station[:2], )
    df = read_sql("""
    with yearly as (
        select year, sum(precip), station from alldata_ia
        where precip is not null and sday < '1012' GROUP by station, year),
    ames as (
        select year, sum from yearly where station = %s),
    combo as (
        select y.year, y.station, y.sum as other, a.sum as ames
        from yearly y JOIN ames a on (y.year = a.year)
        WHERE y.station != %s and y.station != 'IA0807'),
    y2017 as (
        select * from combo where year = 2017),
    agg as (
        SELECT station, st_x(geom) as lon, st_y(geom) as lat,
        sum(case when other > ames then 1 else 0 end) as hits, count(*)
        from combo c JOIN stations t on (c.station = t.id)
        WHERE t.network = %s and c.year < 2017
        GROUP by station, lon, lat)
    SELECT y.ames as ames, y.other as other, a.* from
    y2017 y JOIN agg a on (y.station = a.station)
     """,
                  dbconn,
                  params=(station, station, ctx['network']),
                  index_col='station')
    df = df[df['count'] > 50]
    df['h2017'] = 'red'
    df.loc[df['other'] > df['ames'], 'h2017'] = 'blue'
    df['freq'] = df['hits'] / df['count'] * 100.
    df.sort_values('freq', inplace=True)

    mp = MapPlot(continentalcolor='white',
                 title=('Percentage of Years with Higher Precipitation Total '
                        'than Ames'),
                 subtitle=('For 1 January thru 12 October Period, sites '
                           'in blue are higher for 2017'))
    mp.plot_values(df['lon'].values,
                   df['lat'].values,
                   df['freq'].values,
                   '%.0f',
                   labelbuffer=1,
                   color=df['h2017'].values)
    #mp.contourf(df['lon'].values, df['lat'].values, df['freq'].values,
    #            range(0, 101, 10), cmap=plt.get_cmap('plasma_r'))
    mp.drawcounties()
    return mp.fig, df
Exemplo n.º 7
0
def plotter(fdict):
    """ Go """
    ctx = get_autoplot_context(fdict, get_description())
    # Covert datetime to UTC
    ctx['sdate'] = ctx['sdate'].replace(tzinfo=pytz.utc)
    ctx['edate'] = ctx['edate'].replace(tzinfo=pytz.utc)
    state = ctx['state']
    phenomena = ctx['phenomena']
    significance = ctx['significance']
    station = ctx['station'][:4]
    t = ctx['t']
    ilabel = (ctx['ilabel'] == 'yes')
    geo = ctx['geo']
    nt = NetworkTable("WFO")
    if geo == 'ugc':
        do_ugc(ctx)
    elif geo == 'polygon':
        do_polygon(ctx)

    subtitle = "based on IEM Archives %s" % (ctx.get('subtitle', ''), )
    if t == 'cwa':
        subtitle = "Plotted for %s (%s), %s" % (nt.sts[station]['name'],
                                                station, subtitle)
    else:
        subtitle = "Plotted for %s, %s" % (state_names[state], subtitle)
    m = MapPlot(sector=('state' if t == 'state' else 'cwa'),
                state=state,
                cwa=(station if len(station) == 3 else station[1:]),
                axisbg='white',
                title=('%s %s (%s.%s)') %
                (ctx['title'], vtec.get_ps_string(
                    phenomena, significance), phenomena, significance),
                subtitle=subtitle,
                nocaption=True,
                titlefontsize=16)
    if geo == 'ugc':
        cmap = plt.get_cmap('Paired')
        cmap.set_under('white')
        cmap.set_over('white')
        m.fill_ugcs(ctx['data'], ctx['bins'], cmap=cmap, ilabel=ilabel)
    else:
        cmap = plt.get_cmap('gist_ncar')
        cmap.set_under('white')
        cmap.set_over('black')
        res = m.pcolormesh(ctx['lons'],
                           ctx['lats'],
                           ctx['data'],
                           ctx['bins'],
                           cmap=cmap,
                           units='count')
        # Cut down on SVG et al size
        res.set_rasterized(True)
        if ctx['drawc'] == 'yes':
            m.drawcounties()

    return m.fig, ctx['df']
Exemplo n.º 8
0
def plotter(fdict):
    """ Go """
    import matplotlib
    matplotlib.use('agg')
    import matplotlib.pyplot as plt
    from pyiem.plot.geoplot import MapPlot

    ctx = util.get_autoplot_context(fdict, get_description())
    date = ctx['date']
    sector = ctx['sector']
    threshold = ctx['threshold']
    threshold_mm = distance(threshold, 'IN').value('MM')
    window_sts = date - datetime.timedelta(days=90)
    if window_sts.year != date.year:
        raise Exception('Sorry, do not support multi-year plots yet!')

    idx0 = iemre.daily_offset(window_sts)
    idx1 = iemre.daily_offset(date)
    ncfn = "/mesonet/data/iemre/%s_mw_mrms_daily.nc" % (date.year, )
    ncvar = 'p01d'
    if not os.path.isfile(ncfn):
        raise Exception("No data for that year, sorry.")
    nc = netCDF4.Dataset(ncfn, 'r')

    grid = np.zeros((len(nc.dimensions['lat']),
                     len(nc.dimensions['lon'])))
    total = np.zeros((len(nc.dimensions['lat']),
                      len(nc.dimensions['lon'])))
    for i, idx in enumerate(range(idx1, idx1-90, -1)):
        total += nc.variables[ncvar][idx, :, :]
        grid = np.where(np.logical_and(grid == 0,
                                       total > threshold_mm), i, grid)
    lon = np.append(nc.variables['lon'][:], [-80.5])
    lat = np.append(nc.variables['lat'][:], [49.])
    nc.close()

    mp = MapPlot(sector='state', state=sector, titlefontsize=14,
                 subtitlefontsize=12,
                 title=("NOAA MRMS Q3: Number of Recent Days "
                        "till Accumulating %s\" of Precip"
                        ) % (threshold, ),
                 subtitle=("valid %s: based on per calendar day "
                           "estimated preciptation, GaugeCorr and "
                           "RadarOnly products"
                           ) % (date.strftime("%-d %b %Y"), ))
    x, y = np.meshgrid(lon, lat)
    cmap = plt.get_cmap('terrain')
    cmap.set_over('k')
    cmap.set_under('white')
    mp.pcolormesh(x, y, grid,
                  np.arange(0, 81, 10), cmap=cmap, units='days')
    mp.drawcounties()
    mp.drawcities()

    return mp.fig
Exemplo n.º 9
0
def plotter(fdict):
    """ Go """
    pgconn = get_dbconn("coop")
    ctx = get_autoplot_context(fdict, get_description())
    date1 = ctx["date1"]
    date2 = ctx["date2"]
    date1 = date1.replace(year=2000)
    date2 = date2.replace(year=2000)

    varname = ctx["varname"]

    df = read_sql(
        """
    WITH t2 as (
         SELECT station, high, low from ncdc_climate81 WHERE
         valid = %s
    ), t1 as (
        SELECT station, high, low from ncdc_climate81 where
        valid = %s
    ), data as (
        SELECT t2.station, t1.high as t1_high, t2.high as t2_high,
        t1.low as t1_low, t2.low as t2_low from t1 JOIN t2 on
        (t1.station = t2.station)
    )
    SELECT d.station, ST_x(geom) as lon, ST_y(geom) as lat,
    t2_high -  t1_high as high, t2_low - t1_low as low from data d JOIN
    stations s on (s.id = d.station) where s.network = 'NCDC81'
    and s.state not in ('HI', 'AK')
    """,
        pgconn,
        params=(date2, date1),
        index_col="station",
    )
    if df.empty:
        raise NoDataFound("No Data Found.")

    days = int((date2 - date1).days)
    extent = int(df[varname].abs().max())
    mp = MapPlot(
        sector="conus",
        title=("%s Day Change in %s NCDC 81 Climatology") %
        (days, PDICT[varname]),
        subtitle="from %s to %s" %
        (date1.strftime("%-d %B"), date2.strftime("%-d %B")),
    )
    mp.contourf(
        df["lon"].values,
        df["lat"].values,
        df[varname].values,
        np.arange(0 - extent, extent + 1, 2),
        cmap=get_cmap(ctx["cmap"]),
        units="F",
    )

    return mp.fig, df
Exemplo n.º 10
0
def plotter(fdict):
    """ Go """
    pgconn = get_dbconn('coop')
    ctx = get_autoplot_context(fdict, get_description())
    sector = ctx['sector']
    if len(sector) != 2:
        raise ValueError("Sorry, this app does not support multi-state plots.")
    varname = ctx['var']
    year = ctx['year']
    popt = ctx['popt']
    threshold = ctx['threshold']
    table = "alldata_%s" % (sector, )
    df = read_sql("""
    WITH data as (
        SELECT station, """ + SQLOPT[varname] + """ as doy
        from """ + table + """
        WHERE year = %s GROUP by station
    )
    select station, doy, st_x(geom) as lon, st_y(geom) as lat
    from data d JOIN stations t on (d.station = t.id) WHERE
    t.network = %s and substr(station, 3, 4) != '0000'
    and substr(station, 3, 1) != 'C' and doy not in (0, 400) ORDER by doy
    """,
                  pgconn,
                  params=(threshold, year, '%sCLIMATE' % (sector, )),
                  index_col='station')
    if df.empty:
        raise ValueError("No data found!")

    def f(val):
        ts = datetime.date(year, 1, 1) + datetime.timedelta(days=int(val - 1))
        return ts.strftime("%-m/%-d")

    df['pdate'] = df['doy'].apply(f)

    mp = MapPlot(sector=('state' if len(sector) == 2 else sector),
                 state=ctx['sector'],
                 continental_color='white',
                 nocaption=True,
                 title=r"%s %s %s$^\circ$F" %
                 (year, PDICT2[varname], threshold),
                 subtitle='based on NWS COOP and IEM Daily Estimates')
    levs = np.linspace(df['doy'].min() - 3, df['doy'].max() + 3, 7, dtype='i')
    levlables = list(map(f, levs))
    if popt == 'contour':
        mp.contourf(df['lon'],
                    df['lat'],
                    df['doy'],
                    levs,
                    clevlabels=levlables)
    mp.plot_values(df['lon'], df['lat'], df['pdate'], labelbuffer=5)
    mp.drawcounties()

    return mp.fig, df
Exemplo n.º 11
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def main():
    """Go Main Go."""
    years = 12.0  # 2008 - 2019
    pgconn = get_dbconn("idep")
    postgis = get_dbconn("postgis")

    # Get the initial geometries
    df = read_postgis(
        """
        SELECT ugc, name, geom from ugcs WHERE end_ts is null and
        substr(ugc, 1, 3) = 'IAC'
        """,
        postgis,
        index_col="ugc",
        crs="EPSG:4326",
    )
    scenario = 0
    df2 = read_sql(
        """WITH data as (
    SELECT r.huc_12,
    sum(avg_loss) * 4.163 / %s as detach,
    sum(avg_delivery) * 4.163 / %s as delivery,
    sum(avg_runoff) / 25.4 / %s as runoff
    from results_by_huc12 r
    , huc12 h WHERE r.huc_12 = h.huc_12 and h.states ~* 'IA'
    and r.scenario = %s and h.scenario = 0 and r.valid < '2020-01-01'
    and r.valid > '2008-01-01'
    GROUP by r.huc_12)

    SELECT ugc, avg(detach) as detach, avg(delivery) as delivery,
    avg(runoff) as runoff from data d JOIN huc12 h on (d.huc_12 = h.huc_12)
    WHERE h.scenario = 0 GROUP by ugc ORDER by delivery desc
    """,
        pgconn,
        params=(years, years, years, scenario),
        index_col="ugc",
    )
    newcols = {
        "detach": "det%s" % (0, ),
        "delivery": "del%s" % (0, ),
        "runoff": "run%s" % (0, ),
    }
    for key, val in newcols.items():
        df[val] = df2[key]
    df = df.sort_values("del0", ascending=False)
    print(df.head(10))

    mp = MapPlot(title="2008-2019 DEP Top 10 Erosive Counties",
                 logo="dep",
                 caption="")
    df2 = df.head(10)
    mp.fill_ugcs(df2["del0"].to_dict())
    mp.postprocess(filename="test.png")
Exemplo n.º 12
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def main():
    """Go Main Go."""
    pgconn = get_dbconn("idep")
    df = read_postgis(
        """
    with centroids as (
        select huc_12, st_centroid(geom) as center, simple_geom from huc12
        where scenario = 0),
    agg as (
        select c.huc_12,
        sum(case when st_y(center) < st_ymax(geom) then 1 else 0 end) as west,
        count(*) from flowpaths f JOIN centroids c on
        (f.huc_12 = c.huc_12) WHERE f.scenario = 0
        GROUP by c.huc_12)
    select a.huc_12, st_transform(c.simple_geom, 4326) as geo,
    a.west, a.count from agg a JOIN centroids c
    ON (a.huc_12 = c.huc_12)
    """,
        pgconn,
        index_col=None,
        geom_col="geo",
    )
    df["percent"] = df["west"] / df["count"] * 100.0
    bins = np.arange(0, 101, 10)
    cmap = plt.get_cmap("RdBu")
    norm = mpcolors.BoundaryNorm(bins, cmap.N)
    mp = MapPlot(
        continentalcolor="thistle",
        nologo=True,
        sector="custom",
        south=36.8,
        north=48.0,
        west=-99.2,
        east=-88.9,
        subtitle="",
        title=("DEP Flowpaths North of HUC12 Centroid (%.0f/%.0f %.2f%%)" % (
            df["west"].sum(),
            df["count"].sum(),
            df["west"].sum() / df["count"].sum() * 100.0,
        )),
    )
    for _i, row in df.iterrows():
        c = cmap(norm([row["percent"]]))[0]
        arr = np.asarray(row["geo"].exterior)
        points = mp.ax.projection.transform_points(ccrs.Geodetic(), arr[:, 0],
                                                   arr[:, 1])
        p = Polygon(points[:, :2], fc=c, ec="None", zorder=2, lw=0.1)
        mp.ax.add_patch(p)
    mp.drawcounties()
    mp.draw_colorbar(bins, cmap, norm, title="Percent", extend="neither")
    mp.postprocess(filename="/tmp/huc12_north.png")
Exemplo n.º 13
0
def plotter(fdict):
    """ Go """
    pgconn = get_dbconn('coop')
    ctx = get_autoplot_context(fdict, get_description())
    date1 = ctx['date1']
    date2 = ctx['date2']
    date1 = date1.replace(year=2000)
    date2 = date2.replace(year=2000)

    varname = ctx['varname']

    df = read_sql("""
    WITH t2 as (
         SELECT station, high, low from ncdc_climate81 WHERE
         valid = %s
    ), t1 as (
        SELECT station, high, low from ncdc_climate81 where
        valid = %s
    ), data as (
        SELECT t2.station, t1.high as t1_high, t2.high as t2_high,
        t1.low as t1_low, t2.low as t2_low from t1 JOIN t2 on
        (t1.station = t2.station)
    )
    SELECT d.station, ST_x(geom) as lon, ST_y(geom) as lat,
    t2_high -  t1_high as high, t2_low - t1_low as low from data d JOIN
    stations s on (s.id = d.station) where s.network = 'NCDC81'
    and s.state not in ('HI', 'AK')
    """,
                  pgconn,
                  params=(date2, date1),
                  index_col='station')

    days = int((date2 - date1).days)
    extent = int(df[varname].abs().max())
    mp = MapPlot(sector='conus',
                 title=('%s Day Change in %s NCDC 81 Climatology') %
                 (days, PDICT[varname]),
                 subtitle='from %s to %s' %
                 (date1.strftime("%-d %B"), date2.strftime("%-d %B")))
    mp.contourf(df['lon'].values,
                df['lat'].values,
                df[varname].values,
                np.arange(0 - extent, extent + 1, 2),
                cmap=cm.get_cmap(ctx['cmap']),
                units='F')

    return mp.fig, df
Exemplo n.º 14
0
def main():
    """Go Main Go."""
    pgconn = get_dbconn("idep")
    df = read_postgis(
        """
        select f.huc_12, count(*) as fps,
        st_transform(h.simple_geom, 4326) as geo
        from flowpaths f JOIN huc12 h on
        (f.huc_12 = h.huc_12) WHERE f.scenario = 0 and h.scenario = 0
        GROUP by f.huc_12, geo ORDER by fps ASC
    """,
        pgconn,
        index_col=None,
        geom_col="geo",
    )
    bins = np.arange(1, 42, 2)
    cmap = plt.get_cmap("copper")
    cmap.set_over("white")
    cmap.set_under("thistle")
    norm = mpcolors.BoundaryNorm(bins, cmap.N)
    mp = MapPlot(
        continentalcolor="thistle",
        nologo=True,
        sector="custom",
        south=36.8,
        north=45.0,
        west=-99.2,
        east=-88.9,
        subtitle="",
        title=("DEP HUCs with <40 Flowpaths (%.0f/%.0f %.2f%%)" % (
            len(df[df["fps"] < 40].index),
            len(df.index),
            len(df[df["fps"] < 40].index) / len(df.index) * 100.0,
        )),
    )
    for _i, row in df.iterrows():
        c = cmap(norm([row["fps"]]))[0]
        arr = np.asarray(row["geo"].exterior)
        points = mp.ax.projection.transform_points(ccrs.Geodetic(), arr[:, 0],
                                                   arr[:, 1])
        p = Polygon(points[:, :2], fc=c, ec="None", zorder=2, lw=0.1)
        mp.ax.add_patch(p)
    mp.drawcounties()
    mp.draw_colorbar(bins, cmap, norm, title="Count")
    mp.postprocess(filename="/tmp/huc12_cnts.png")
Exemplo n.º 15
0
def plot_gdd(ts):
    """Generate our plot."""
    nc = ncopen(ts.strftime("/mesonet/data/ndfd/%Y%m%d%H_ndfd.nc"))
    # compute our daily GDDs
    gddtot = np.zeros(np.shape(nc.variables["lon"][:]))
    for i in range(7):
        gddtot += gdd(
            temperature(nc.variables["high_tmpk"][i, :, :], "K"),
            temperature(nc.variables["low_tmpk"][i, :, :], "K"),
        )
    cnc = ncopen("/mesonet/data/ndfd/ndfd_dailyc.nc")
    offset = daily_offset(ts)
    avggdd = np.sum(cnc.variables["gdd50"][offset:offset + 7], 0)
    data = gddtot - np.where(avggdd < 1, 1, avggdd)

    subtitle = ("Based on National Digital Forecast Database (NDFD) "
                "00 UTC Forecast made %s") % (ts.strftime("%-d %b %Y"), )
    mp = MapPlot(
        title="NWS NDFD 7 Day (%s through %s) GDD50 Departure from Avg" % (
            ts.strftime("%-d %b"),
            (ts + datetime.timedelta(days=6)).strftime("%-d %b"),
        ),
        subtitle=subtitle,
        sector="iailin",
    )
    mp.pcolormesh(
        nc.variables["lon"][:],
        nc.variables["lat"][:],
        data,
        np.arange(-80, 81, 20),
        cmap=plt.get_cmap("RdBu_r"),
        units=r"$^\circ$F",
        spacing="proportional",
    )
    mp.drawcounties()
    pqstr = (
        "data c %s summary/cb_ndfd_7day_gdd.png summary/cb_ndfd_7day_gdd.png "
        "png") % (ts.strftime("%Y%m%d%H%M"), )
    mp.postprocess(pqstr=pqstr)
    mp.close()
    nc.close()
Exemplo n.º 16
0
def plotter(fdict):
    """ Go """
    ctx = get_autoplot_context(fdict, get_description())

    get_df(ctx)
    labels = {}
    data = {}
    for state, row in ctx["df"].iterrows():
        val = row["departure"]
        data[state] = val
        if pd.isna(val):
            if pd.isna(row["avg"]):
                subscript = "M"
            else:
                subscript = "[-%.0f]" % (row["avg"], )
                data[state] = 0 - row["avg"]
        else:
            subscript = "[%s%.0f]" % ("+" if val > 0 else "", val)
            subscript = "[0]" if subscript in ["[-0]", "[+0]"] else subscript
        labels[state] = "%s\n%s" % (
            "M" if pd.isna(row["thisval"]) else int(row["thisval"]),
            subscript,
        )

    mp = MapPlot(sector="conus", title=ctx["title"], subtitle=ctx["subtitle"])
    levels = range(-40, 41, 10)
    cmap = plt.get_cmap(ctx["cmap"])
    cmap.set_bad("white")
    mp.fill_states(
        data,
        ilabel=True,
        labels=labels,
        bins=levels,
        cmap=cmap,
        units="Absolute %",
        labelfontsize=16,
    )

    return mp.fig, ctx["df"]
Exemplo n.º 17
0
def make_overviewmap(form):
    """Draw a pretty map of just the HUC."""
    huc = form.get("huc")
    plt.close()
    projection = EPSG[5070]
    if huc is None:
        huclimiter = ""
    elif len(huc) >= 8:
        huclimiter = " and substr(huc_12, 1, 8) = '%s' " % (huc[:8],)
    with get_sqlalchemy_conn("idep") as conn:
        df = read_postgis(
            f"""
            SELECT simple_geom as geom, huc_12,
            ST_x(ST_Transform(ST_Centroid(geom), 4326)) as centroid_x,
            ST_y(ST_Transform(ST_Centroid(geom), 4326)) as centroid_y,
            hu_12_name
            from huc12 i WHERE i.scenario = 0 {huclimiter}
        """,
            conn,
            geom_col="geom",
            index_col="huc_12",
        )
    minx, miny, maxx, maxy = df["geom"].total_bounds
    buf = float(form.get("zoom", 10.0)) * 1000.0  # 10km
    hucname = "" if huc not in df.index else df.at[huc, "hu_12_name"]
    subtitle = "The HUC8 is in tan"
    if len(huc) == 12:
        subtitle = "HUC12 highlighted in red, the HUC8 it resides in is in tan"
    m = MapPlot(
        axisbg="#EEEEEE",
        logo="dep",
        sector="custom",
        south=miny - buf,
        north=maxy + buf,
        west=minx - buf,
        east=maxx + buf,
        projection=projection,
        continentalcolor="white",
        title="DEP HUC %s:: %s" % (huc, hucname),
        subtitle=subtitle,
        titlefontsize=20,
        subtitlefontsize=18,
        caption="Daily Erosion Project",
    )
    for _huc12, row in df.iterrows():
        p = Polygon(
            row["geom"].exterior.coords,
            fc="red" if _huc12 == huc else "tan",
            ec="k",
            zorder=Z_OVERLAY2,
            lw=0.1,
        )
        m.ax.add_patch(p)
        # If this is our HUC, add some text to prevent cities overlay overlap
        if _huc12 == huc:
            m.plot_values(
                [row["centroid_x"]],
                [row["centroid_y"]],
                ["    .    "],
                color="None",
                outlinecolor="None",
            )
    if huc is not None:
        m.drawcounties()
        m.drawcities()
    ram = BytesIO()
    plt.savefig(ram, format="png", dpi=100)
    plt.close()
    ram.seek(0)
    return ram.read(), True
Exemplo n.º 18
0
def plotter(fdict):
    """ Go """
    ctx = get_autoplot_context(fdict, get_description())
    # Covert datetime to UTC
    ctx["sdate"] = ctx["sdate"].replace(tzinfo=pytz.utc)
    ctx["edate"] = ctx["edate"].replace(tzinfo=pytz.utc)
    state = ctx["state"]
    phenomena = ctx["phenomena"]
    significance = ctx["significance"]
    station = ctx["station"][:4]
    t = ctx["t"]
    ilabel = ctx["ilabel"] == "yes"
    geo = ctx["geo"]
    if geo == "ugc":
        do_ugc(ctx)
    elif geo == "polygon":
        do_polygon(ctx)

    subtitle = "based on IEM Archives %s" % (ctx.get("subtitle", ""), )
    if t == "cwa":
        subtitle = "Plotted for %s (%s), %s" % (
            ctx["_nt"].sts[station]["name"],
            station,
            subtitle,
        )
    else:
        subtitle = "Plotted for %s, %s" % (state_names[state], subtitle)
    m = MapPlot(
        sector=("state" if t == "state" else "cwa"),
        state=state,
        cwa=(station if len(station) == 3 else station[1:]),
        axisbg="white",
        title=("%s %s (%s.%s)") % (
            ctx["title"],
            vtec.get_ps_string(phenomena, significance),
            phenomena,
            significance,
        ),
        subtitle=subtitle,
        nocaption=True,
        titlefontsize=16,
    )
    cmap = plt.get_cmap(ctx["cmap"])
    cmap.set_under("white")
    cmap.set_over("white")
    if geo == "ugc":
        m.fill_ugcs(ctx["data"], ctx["bins"], cmap=cmap, ilabel=ilabel)
    else:
        res = m.pcolormesh(
            ctx["lons"],
            ctx["lats"],
            ctx["data"],
            ctx["bins"],
            cmap=cmap,
            units="count",
        )
        # Cut down on SVG et al size
        res.set_rasterized(True)
        if ctx["drawc"] == "yes":
            m.drawcounties()

    return m.fig, ctx["df"]
Exemplo n.º 19
0
def plotter(fdict):
    """ Go """
    ctx = get_autoplot_context(fdict, get_description())
    ctx["qc"] = loadqc(date=ctx["date"])
    ctx["pgconn"] = get_dbconn("isuag")
    ctx["nt"] = NetworkTable("ISUSM")
    if not ctx["nt"].sts:
        raise NoDataFound("No station metadata found.")
    # Adjust stations to make some room
    ctx["nt"].sts["BOOI4"]["lon"] -= 0.15
    ctx["nt"].sts["BOOI4"]["lat"] -= 0.15
    ctx["nt"].sts["AHTI4"]["lon"] += 0.25
    ctx["nt"].sts["AHTI4"]["lat"] += 0.25

    title = "TBD"
    subtitle = "TBD"
    if ctx["opt"] == "1":
        title = "ISU Soil Moisture Max/Min 4 Inch Soil Temperature"
        subtitle = "based on available hourly observations"
        data, df = plot1(ctx)
    elif ctx["opt"] == "2":
        title = "ISU Soil Moisture Max/Min Air Temperature"
        subtitle = "based on available daily summary data"
        data, df = plot2(ctx)
    elif ctx["opt"] == "3":
        title = "ISU Soil Moisture Average 4 Inch Soil Temperature"
        subtitle = "based on available daily summary data"
        data, df = plot3(ctx)
    elif ctx["opt"] == "4":
        title = "ISU Soil Moisture Solar Radiation [MJ]"
        subtitle = "based on available daily summary data"
        data, df = plot4(ctx)
    elif ctx["opt"] == "5":
        title = "ISU Soil Moisture Potential Evapotranspiration [inch]"
        subtitle = "based on available daily summary data"
        data, df = plot5(ctx, "dailyet")
    elif ctx["opt"] == "6":
        title = "ISU Soil Moisture Precipitation [inch]"
        subtitle = (
            "based on available daily summary data, liquid equiv of snow "
            "estimated")
        data, df = plot5(ctx, "rain_mm_tot")
    elif ctx["opt"] == "7":
        title = "ISU Soil Moisture Peak Wind Gust [MPH]"
        subtitle = "based on available daily summary data"
        data, df = plot7(ctx)
    elif ctx["opt"] == "8":
        title = "ISU Soil Moisture Average Wind Speed [MPH]"
        subtitle = "based on available daily summary data"
        data, df = plot8(ctx)

    tle = ctx["date"].strftime("%b %-d, %Y")
    mp = MapPlot(
        sector="iowa",
        continentalcolor="white",
        nocaption=True,
        title="%s %s" % (tle, title),
        subtitle=subtitle,
    )
    mp.drawcounties("#EEEEEE")
    mp.plot_station(data, fontsize=12)

    return mp.fig, df
Exemplo n.º 20
0
def make_map(ts, ts2, scenario, v):
    """Make the map"""
    import matplotlib
    matplotlib.use('agg')
    from pyiem.plot.geoplot import MapPlot
    import matplotlib.pyplot as plt
    from matplotlib.patches import Polygon
    import matplotlib.colors as mpcolors
    import cartopy.crs as ccrs

    # suggested for runoff and precip
    if v in ['qc_precip', 'avg_runoff']:
        c = ['#ffffa6', '#9cf26d', '#76cc94', '#6399ba', '#5558a1']
    # suggested for detachment
    elif v in ['avg_loss']:
        c = ['#cbe3bb', '#c4ff4d', '#ffff4d', '#ffc44d', '#ff4d4d', '#c34dee']
    # suggested for delivery
    elif v in ['avg_delivery']:
        c = ['#ffffd2', '#ffff4d', '#ffe0a5', '#eeb74d', '#ba7c57', '#96504d']
    cmap = mpcolors.ListedColormap(c, 'james')
    cmap.set_under('white')
    cmap.set_over('black')

    pgconn = get_dbconn('idep')
    cursor = pgconn.cursor()

    title = "for %s" % (ts.strftime("%-d %B %Y"), )
    if ts != ts2:
        title = "for period between %s and %s" % (ts.strftime("%-d %b %Y"),
                                                  ts2.strftime("%-d %b %Y"))
    m = MapPlot(axisbg='#EEEEEE',
                nologo=True,
                sector='custom',
                south=36.8,
                north=45.0,
                west=-99.2,
                east=-88.9,
                title='DEP %s by HUC12 %s' % (V2NAME[v], title),
                caption='Daily Erosion Project')

    # Check that we have data for this date!
    cursor.execute("""
        SELECT value from properties where key = 'last_date_0'
    """)
    lastts = datetime.datetime.strptime(cursor.fetchone()[0], '%Y-%m-%d')
    floor = datetime.date(2007, 1, 1)
    if ts > lastts.date() or ts2 > lastts.date() or ts < floor:
        m.ax.text(0.5,
                  0.5,
                  "Data Not Available\nPlease Check Back Later!",
                  transform=m.ax.transAxes,
                  fontsize=20,
                  ha='center')
        ram = cStringIO.StringIO()
        plt.savefig(ram, format='png', dpi=100)
        ram.seek(0)
        return ram.read(), False
    cursor.execute(
        """
    WITH data as (
      SELECT huc_12, sum(""" + v + """)  as d from results_by_huc12
      WHERE scenario = %s and valid between %s and %s
      GROUP by huc_12)

    SELECT ST_Transform(simple_geom, 4326), coalesce(d.d, 0)
    from huc12 i LEFT JOIN data d
    ON (i.huc_12 = d.huc_12) WHERE i.scenario = %s
    """, (scenario, ts.strftime("%Y-%m-%d"), ts2.strftime("%Y-%m-%d"),
          scenario))
    patches = []
    data = []
    for row in cursor:
        polygon = loads(row[0].decode('hex'))
        a = np.asarray(polygon.exterior)
        points = m.ax.projection.transform_points(ccrs.Geodetic(), a[:, 0],
                                                  a[:, 1])
        p = Polygon(points[:, :2], fc='white', ec='k', zorder=2, lw=.1)
        patches.append(p)
        data.append(row[1])
    data = np.array(data) * V2MULTI[v]
    if np.max(data) < 0.05:
        bins = [0.01, 0.02, 0.03, 0.04, 0.05]
    else:
        bins = myjenks(data, 'bah', len(c))
    norm = mpcolors.BoundaryNorm(bins, cmap.N)
    for val, patch in zip(data, patches):
        c = cmap(norm([
            val,
        ]))[0]
        patch.set_facecolor(c)
        m.ax.add_patch(patch)

    lbl = [round(_, 2) for _ in bins]
    m.draw_colorbar(bins, cmap, norm, units=V2UNITS[v], clevlabels=lbl)
    ram = cStringIO.StringIO()
    plt.savefig(ram, format='png', dpi=100)
    ram.seek(0)
    return ram.read(), True
Exemplo n.º 21
0
def plotter(fdict):
    """ Go """
    pgconn = get_dbconn("coop")
    ctx = get_autoplot_context(fdict, get_description())
    sector = ctx["sector"]
    if len(sector) != 2:
        raise NoDataFound("Sorry, this app doesn't support multi-state plots.")
    varname = ctx["var"]
    year = ctx["year"]
    popt = ctx["popt"]
    threshold = ctx["threshold"]
    table = "alldata_%s" % (sector,)
    nt = NetworkTable("%sCLIMATE" % (sector,))
    syear = ctx.get("syear", 1893)
    eyear = ctx.get("eyear", datetime.date.today().year)
    df = read_sql(
        """
        -- get the domain of data
        WITH events as (
            SELECT
            station, month,
            case when month < 7 then year - 1 else year end as winter_year,
            year,
            extract(doy from day) as doy,
            day
            from """
        + table
        + """
            WHERE """
        + SQLOPT[varname]
        + """ and
            month in %s and
            substr(station, 3, 4) != '0000'
            and substr(station, 3, 1) not in ('C', 'T')
            and year >= %s and year <= %s
        ), agg as (
            SELECT station, winter_year, year, doy, day,
            case when month < 7 then doy + 366 else doy end as winter_doy,
            rank() OVER (
                PARTITION by """
        + YRGP[varname]
        + """, station
                ORDER by day """
        + ORDER[varname]
        + """)
            from events)
        select * from agg where rank = 1
        """,
        pgconn,
        params=(threshold, tuple(MONTH_DOMAIN[varname]), syear, eyear),
        index_col="station",
    )

    doy = USEDOY[varname]

    def f(val):
        """Make a pretty date."""
        base = datetime.date(2000, 1, 1)
        date = base + datetime.timedelta(days=int(val))
        return date.strftime("%-m/%-d")

    if ctx.get("p") is None:
        df2 = df[df[YRGP[varname]] == year].copy()
        title = r"%s %s %s$^\circ$F" % (year, PDICT2[varname], threshold)
        df2["pdate"] = df2["day"].apply(lambda x: x.strftime("%-m/%-d"))
        extra = ""
    else:
        df2 = df[[doy]].groupby("station").quantile(ctx["p"] / 100.0).copy()
        title = r"%.0f%s Percentile Date of %s %s$^\circ$F" % (
            ctx["p"],
            th(str(ctx["p"])),
            PDICT2[varname],
            threshold,
        )
        df2["pdate"] = df2[doy].apply(f)
        extra = ", period of record: %.0f-%.0f" % (
            df["year"].min(),
            df["year"].max(),
        )
    if df2.empty:
        raise NoDataFound("No Data was found")
    for station in df2.index.values:
        if station not in nt.sts:
            continue
        df2.at[station, "lat"] = nt.sts[station]["lat"]
        df2.at[station, "lon"] = nt.sts[station]["lon"]

    mp = MapPlot(
        sector="state",
        state=ctx["sector"],
        continental_color="white",
        nocaption=True,
        title=title,
        subtitle="based on NWS COOP and IEM Daily Estimates%s" % (extra,),
    )
    levs = np.linspace(df2[doy].min() - 1, df2[doy].max() + 1, 7, dtype="i")
    if "cint" in ctx:
        levs = np.arange(
            df2[doy].min() - 1, df2[doy].max() + 1, ctx["cint"], dtype="i"
        )
    levlables = list(map(f, levs))
    if popt == "contour":
        mp.contourf(
            df2["lon"],
            df2["lat"],
            df2[doy],
            levs,
            clevlabels=levlables,
            cmap=ctx["cmap"],
        )
    mp.plot_values(df2["lon"], df2["lat"], df2["pdate"], labelbuffer=5)
    mp.drawcounties()

    return mp.fig, df[["year", "winter_doy", "doy"]]
Exemplo n.º 22
0
def plotter(fdict):
    """ Go """
    ctx = util.get_autoplot_context(fdict, get_description())
    date = ctx['date']
    sector = ctx['sector']
    threshold = ctx['threshold']
    threshold_mm = distance(threshold, 'IN').value('MM')
    window_sts = date - datetime.timedelta(days=90)
    if window_sts.year != date.year:
        raise NoDataFound('Sorry, do not support multi-year plots yet!')

    # idx0 = iemre.daily_offset(window_sts)
    idx1 = iemre.daily_offset(date)
    ncfn = iemre.get_daily_mrms_ncname(date.year)
    if not os.path.isfile(ncfn):
        raise NoDataFound("No data found.")
    ncvar = 'p01d'

    # Get the state weight
    df = gpd.GeoDataFrame.from_postgis("""
    SELECT the_geom from states where state_abbr = %s
    """,
                                       util.get_dbconn('postgis'),
                                       params=(sector, ),
                                       index_col=None,
                                       geom_col='the_geom')
    czs = CachingZonalStats(iemre.MRMS_AFFINE)
    with util.ncopen(ncfn) as nc:
        czs.gen_stats(
            np.zeros((nc.variables['lat'].size, nc.variables['lon'].size)),
            df['the_geom'])
        jslice = None
        islice = None
        for nav in czs.gridnav:
            # careful here as y is flipped in this context
            jslice = slice(nc.variables['lat'].size - (nav.y0 + nav.ysz),
                           nc.variables['lat'].size - nav.y0)
            islice = slice(nav.x0, nav.x0 + nav.xsz)

        grid = np.zeros(
            (jslice.stop - jslice.start, islice.stop - islice.start))
        total = np.zeros(
            (jslice.stop - jslice.start, islice.stop - islice.start))
        for i, idx in enumerate(range(idx1, idx1 - 90, -1)):
            total += nc.variables[ncvar][idx, jslice, islice]
            grid = np.where(np.logical_and(grid == 0, total > threshold_mm), i,
                            grid)
        lon = nc.variables['lon'][islice]
        lat = nc.variables['lat'][jslice]

    mp = MapPlot(sector='state',
                 state=sector,
                 titlefontsize=14,
                 subtitlefontsize=12,
                 title=("NOAA MRMS Q3: Number of Recent Days "
                        "till Accumulating %s\" of Precip") % (threshold, ),
                 subtitle=("valid %s: based on per calendar day "
                           "estimated preciptation, GaugeCorr and "
                           "RadarOnly products") %
                 (date.strftime("%-d %b %Y"), ))
    x, y = np.meshgrid(lon, lat)
    cmap = plt.get_cmap(ctx['cmap'])
    cmap.set_over('k')
    cmap.set_under('white')
    mp.pcolormesh(x, y, grid, np.arange(0, 81, 10), cmap=cmap, units='days')
    mp.drawcounties()
    mp.drawcities()

    return mp.fig
Exemplo n.º 23
0
def plotter(fdict):
    """ Go """
    pgconn = get_dbconn('iem')
    ctx = get_autoplot_context(fdict, get_description())
    varname = ctx['var']
    sector = ctx['sector']
    state = ctx['state']
    wfo = ctx['wfo']

    nt = NetworkTable("NWSCLI")
    today = ctx['sdate']
    yesterday = today - datetime.timedelta(days=1)
    d180 = today - datetime.timedelta(days=180)

    df = read_sql("""
     with obs as (
      select station, valid,
      (case when low > low_normal then 1 else 0 end) as low_hit,
      (case when high > high_normal then 1 else 0 end) as high_hit,
      (case when precip >= 0.01 then 1 else 0 end) as precip_hit
      from cli_data
      where high is not null
      and high_normal is not null and low is not null and
      low_normal is not null
      and valid > %s and valid <= %s),

      totals as (
      SELECT station,
      max(case when low_hit = 0 then valid else %s end) as last_low_below,
      max(case when low_hit = 1 then valid else %s end) as last_low_above,
      max(case when high_hit = 0 then valid else %s end) as last_high_below,
      max(case when high_hit = 1 then valid else %s end) as last_high_above,
      max(case when precip_hit = 0 then valid else %s end) as last_dry,
      max(case when precip_hit = 1 then valid else %s end) as last_wet,
      count(*) as count from obs GROUP by station)

      SELECT station, last_low_below, last_low_above, last_high_below,
      last_high_above, last_dry, last_wet
      from totals where count > 170
    """,
                  pgconn,
                  params=(d180, today, d180, d180, d180, d180, d180, d180),
                  index_col='station')

    lats = []
    lons = []
    vals = []
    colors = []
    labels = []
    df['precip_days'] = (df['last_dry'] - df['last_wet']).dt.days
    df['low_days'] = (df['last_low_above'] - df['last_low_below']).dt.days
    df['high_days'] = (df['last_high_above'] - df['last_high_below']).dt.days
    # reorder the frame so that the largest values come first
    df = df.reindex(df[varname +
                       '_days'].abs().sort_values(ascending=False).index)

    for station, row in df.iterrows():
        if station not in nt.sts:
            continue
        lats.append(nt.sts[station]['lat'])
        lons.append(nt.sts[station]['lon'])
        if varname == 'precip':
            last_wet = row['last_wet']
            days = 0 if last_wet in [today, yesterday] else row['precip_days']
        else:
            days = row[varname + '_days']
        vals.append(days)
        colors.append('r' if days > 0 else 'b')
        labels.append(station[1:])

    title = ('Consecutive Days with %s Temp '
             'above(+)/below(-) Average') % (varname.capitalize(), )
    if varname == 'precip':
        title = 'Days Since Last Measurable Precipitation'
    mp = MapPlot(sector=sector,
                 state=state,
                 cwa=(wfo if len(wfo) == 3 else wfo[1:]),
                 axisbg='tan',
                 statecolor='#EEEEEE',
                 title=title,
                 subtitle=('based on NWS CLI Sites, map approximately '
                           'valid for %s') % (today.strftime("%-d %b %Y"), ))
    mp.plot_values(lons,
                   lats,
                   vals,
                   color=colors,
                   labels=labels,
                   labeltextsize=(8 if sector != 'state' else 12),
                   textsize=(12 if sector != 'state' else 16),
                   labelbuffer=10)

    return mp.fig, df
Exemplo n.º 24
0
def makeplot(ts, routes='ac'):
    """
    Generate two plots for a given time GMT
    """
    pgconn = get_dbconn('smos', user='******')
    df = read_sql("""
    WITH obs as (
        SELECT grid_idx, avg(soil_moisture) * 100. as sm,
        avg(optical_depth) as od from data where valid BETWEEN %s and %s
        GROUP by grid_idx)

    SELECT ST_x(geom) as lon, ST_y(geom) as lat,
    CASE WHEN sm is Null THEN -1 ELSE sm END as sm,
    CASE WHEN od is Null THEN -1 ELSE od END as od
    from obs o JOIN grid g ON (o.grid_idx = g.idx)
    """, pgconn,  params=(ts - datetime.timedelta(hours=6),
                          ts + datetime.timedelta(hours=6)), index_col=None)

    if df.empty:
        print(("Did not find SMOS data for: %s-%s"
               ) % (ts - datetime.timedelta(hours=6),
                    ts + datetime.timedelta(hours=6)))
        return

    for sector in ['midwest', 'iowa']:
        clevs = np.arange(0, 71, 5)
        mp = MapPlot(sector=sector, axisbg='white',
                     title='SMOS Satellite: Soil Moisture (0-5cm)',
                     subtitle="Satelite passes around %s UTC" % (
                                                 ts.strftime("%d %B %Y %H"),))
        if sector == 'iowa':
            mp.drawcounties()
        cmap = cm.get_cmap('jet_r')
        cmap.set_under('#EEEEEE')
        cmap.set_over("k")
        mp.hexbin(df['lon'].values, df['lat'].values, df['sm'], clevs,
                  units='%', cmap=cmap)
        pqstr = "plot %s %s00 smos_%s_sm%s.png smos_%s_sm%s.png png" % (
                    routes, ts.strftime("%Y%m%d%H"), sector, ts.strftime("%H"),
                    sector, ts.strftime("%H"))
        mp.postprocess(pqstr=pqstr)
        mp.close()

    for sector in ['midwest', 'iowa']:
        clevs = np.arange(0, 1.001, 0.05)
        mp = MapPlot(sector=sector, axisbg='white',
                     title=('SMOS Satellite: Land Cover Optical Depth '
                            '(microwave L-band)'),
                     subtitle="Satelite passes around %s UTC" % (
                                                 ts.strftime("%d %B %Y %H"),))
        if sector == 'iowa':
            mp.drawcounties()
        cmap = cm.get_cmap('jet')
        cmap.set_under('#EEEEEE')
        cmap.set_over("k")
        mp.hexbin(df['lon'].values, df['lat'].values, df['od'], clevs,
                  cmap=cmap)
        pqstr = "plot %s %s00 smos_%s_od%s.png smos_%s_od%s.png png" % (
                    routes, ts.strftime("%Y%m%d%H"), sector, ts.strftime("%H"),
                    sector, ts.strftime("%H"))
        mp.postprocess(pqstr=pqstr)
        mp.close()
Exemplo n.º 25
0
def makeplot(ts, routes="ac"):
    """
    Generate two plots for a given time GMT
    """
    pgconn = get_dbconn("smos", user="******")
    df = read_sql(
        """
    WITH obs as (
        SELECT grid_idx, avg(soil_moisture) * 100. as sm,
        avg(optical_depth) as od from data where valid BETWEEN %s and %s
        GROUP by grid_idx)

    SELECT ST_x(geom) as lon, ST_y(geom) as lat,
    CASE WHEN sm is Null THEN -1 ELSE sm END as sm,
    CASE WHEN od is Null THEN -1 ELSE od END as od
    from obs o JOIN grid g ON (o.grid_idx = g.idx)
    """,
        pgconn,
        params=(
            ts - datetime.timedelta(hours=6),
            ts + datetime.timedelta(hours=6),
        ),
        index_col=None,
    )

    if df.empty:
        LOG.info(
            "Did not find SMOS data for: %s-%s",
            ts - datetime.timedelta(hours=6),
            ts + datetime.timedelta(hours=6),
        )
        return

    for sector in ["midwest", "iowa"]:
        clevs = np.arange(0, 71, 5)
        mp = MapPlot(
            sector=sector,
            axisbg="white",
            title="SMOS Satellite: Soil Moisture (0-5cm)",
            subtitle="Satelite passes around %s UTC" %
            (ts.strftime("%d %B %Y %H"), ),
        )
        if sector == "iowa":
            mp.drawcounties()
        cmap = get_cmap("jet_r")
        cmap.set_under("#EEEEEE")
        cmap.set_over("k")
        mp.hexbin(
            df["lon"].values,
            df["lat"].values,
            df["sm"],
            clevs,
            units="%",
            cmap=cmap,
        )
        pqstr = "plot %s %s00 smos_%s_sm%s.png smos_%s_sm%s.png png" % (
            routes,
            ts.strftime("%Y%m%d%H"),
            sector,
            ts.strftime("%H"),
            sector,
            ts.strftime("%H"),
        )
        mp.postprocess(pqstr=pqstr)
        mp.close()

    for sector in ["midwest", "iowa"]:
        clevs = np.arange(0, 1.001, 0.05)
        mp = MapPlot(
            sector=sector,
            axisbg="white",
            title=("SMOS Satellite: Land Cover Optical Depth "
                   "(microwave L-band)"),
            subtitle="Satelite passes around %s UTC" %
            (ts.strftime("%d %B %Y %H"), ),
        )
        if sector == "iowa":
            mp.drawcounties()
        cmap = get_cmap("jet")
        cmap.set_under("#EEEEEE")
        cmap.set_over("k")
        mp.hexbin(df["lon"].values,
                  df["lat"].values,
                  df["od"],
                  clevs,
                  cmap=cmap)
        pqstr = "plot %s %s00 smos_%s_od%s.png smos_%s_od%s.png png" % (
            routes,
            ts.strftime("%Y%m%d%H"),
            sector,
            ts.strftime("%H"),
            sector,
            ts.strftime("%H"),
        )
        mp.postprocess(pqstr=pqstr)
        mp.close()
Exemplo n.º 26
0
def plotter(fdict):
    """ Go """
    ctx = get_autoplot_context(fdict, get_description())
    level = ctx['level']
    station = ctx['station'][:4]
    t = ctx['t']
    p = ctx['p']
    month = ctx['month']

    if month == 'all':
        months = range(1, 13)
    elif month == 'fall':
        months = [9, 10, 11]
    elif month == 'winter':
        months = [12, 1, 2]
    elif month == 'spring':
        months = [3, 4, 5]
    elif month == 'summer':
        months = [6, 7, 8]
    else:
        ts = datetime.datetime.strptime("2000-" + month + "-01", '%Y-%b-%d')
        # make sure it is length two for the trick below in SQL
        months = [ts.month, 999]

    ones = np.ones((int(YSZ), int(XSZ)))
    counts = np.zeros((int(YSZ), int(XSZ)))
    # counts = np.load('counts.npy')
    lons = np.arange(GRIDWEST, GRIDEAST, griddelta)
    lats = np.arange(GRIDSOUTH, GRIDNORTH, griddelta)

    pgconn = get_dbconn('postgis')
    hour = int(p.split(".")[2])
    df = read_postgis(
        """
    WITH data as (
        select product_issue, issue, expire, geom,
        rank() OVER (PARTITION by issue ORDER by product_issue DESC)
        from spc_outlooks where
        outlook_type = %s and day = %s and threshold = %s and
        category = %s and
        ST_Within(geom, ST_GeomFromEWKT('SRID=4326;POLYGON((%s %s, %s %s,
        %s %s, %s %s, %s %s))'))
        and extract(hour from product_issue at time zone 'UTC') in %s
        and extract(month from product_issue) in %s
    )
    SELECT * from data where rank = 1
    """,
        pgconn,
        params=(p.split(".")[1], p.split(".")[0], level.split(".", 1)[1],
                level.split(".")[0], GRIDWEST, GRIDSOUTH, GRIDWEST, GRIDNORTH,
                GRIDEAST, GRIDNORTH, GRIDEAST, GRIDSOUTH, GRIDWEST, GRIDSOUTH,
                tuple([hour - 1, hour, hour + 1]), tuple(months)),
        geom_col='geom')
    if df.empty:
        raise NoDataFound("No results found for query")
    for _, row in df.iterrows():
        zs = zonal_stats(row['geom'],
                         ones,
                         affine=PRECIP_AFF,
                         nodata=-1,
                         all_touched=True,
                         raster_out=True)
        for z in zs:
            aff = z['mini_raster_affine']
            west = aff.c
            north = aff.f
            raster = np.flipud(z['mini_raster_array'])
            x0 = int((west - GRIDWEST) / griddelta)
            y1 = int((north - GRIDSOUTH) / griddelta)
            dy, dx = np.shape(raster)
            x1 = x0 + dx
            y0 = y1 - dy
            counts[y0:y1, x0:x1] += np.where(raster.mask, 0, 1)

    mindate = datetime.datetime(2014, 10, 1)
    if level not in ['CATEGORICAL.MRGL', 'CATEGORICAL.ENH']:
        mindate = datetime.datetime(2002, 1, 1)
    if p.split(".")[1] == 'F':
        mindate = datetime.datetime(2017, 1, 1)
    years = (datetime.datetime.now() -
             mindate).total_seconds() / 365.25 / 86400.
    data = counts / years
    subtitle = "Found %s events for CONUS between %s and %s" % (
        len(df.index), df['issue'].min().strftime("%d %b %Y"),
        df['issue'].max().strftime("%d %b %Y"))
    if t == 'cwa':
        sector = 'cwa'
        subtitle = "Plotted for %s (%s). %s" % (
            ctx['_nt'].sts[station]['name'], station, subtitle)
    else:
        sector = 'state' if len(ctx['csector']) == 2 else ctx['csector']

    mp = MapPlot(sector=sector,
                 state=ctx['csector'],
                 cwa=(station if len(station) == 3 else station[1:]),
                 axisbg='white',
                 title='SPC %s Outlook [%s] of at least %s' % (
                     ISSUANCE[p],
                     month.capitalize(),
                     OUTLOOKS[level].split("(")[0].strip(),
                 ),
                 subtitle=subtitle,
                 nocaption=True,
                 titlefontsize=16)
    # Get the main axes bounds
    if t == 'state' and ctx['csector'] == 'conus':
        domain = data
        lons, lats = np.meshgrid(lons, lats)
        df2 = pd.DataFrame()
    else:
        (west, east, south, north) = mp.ax.get_extent(ccrs.PlateCarree())
        i0 = int((west - GRIDWEST) / griddelta)
        j0 = int((south - GRIDSOUTH) / griddelta)
        i1 = int((east - GRIDWEST) / griddelta)
        j1 = int((north - GRIDSOUTH) / griddelta)
        jslice = slice(j0, j1)
        islice = slice(i0, i1)
        domain = data[jslice, islice]
        lons, lats = np.meshgrid(lons[islice], lats[jslice])
        df2 = pd.DataFrame({
            'lat': lats.ravel(),
            'lon': lons.ravel(),
            'freq': domain.ravel()
        })
    rng = [
        round(x, 2) for x in np.linspace(max([0.01, np.min(domain) - 0.5]),
                                         np.max(domain) + 0.5, 10)
    ]

    cmap = plt.get_cmap(ctx['cmap'])
    cmap.set_under('white')
    cmap.set_over('black')
    res = mp.pcolormesh(lons,
                        lats,
                        domain,
                        rng,
                        cmap=cmap,
                        clip_on=False,
                        units='days per year')
    # Cut down on SVG et al size
    res.set_rasterized(True)
    if ctx['drawc'] == 'yes':
        mp.drawcounties()

    return mp.fig, df2
Exemplo n.º 27
0
def plotter(fdict):
    """ Go """
    ctx = util.get_autoplot_context(fdict, get_description())
    ptype = ctx["ptype"]
    sdate = ctx["sdate"]
    edate = ctx["edate"]
    src = ctx["src"]
    opt = ctx["opt"]
    usdm = ctx["usdm"]
    if sdate.year != edate.year:
        raise NoDataFound("Sorry, do not support multi-year plots yet!")
    days = (edate - sdate).days
    sector = ctx["sector"]

    x0 = 0
    x1 = -1
    y0 = 0
    y1 = -1
    state = None
    if len(sector) == 2:
        state = sector
        sector = "state"

    title = compute_title(src, sdate, edate)
    if src == "mrms":
        ncfn = iemre.get_daily_mrms_ncname(sdate.year)
        clncfn = iemre.get_dailyc_mrms_ncname()
        ncvar = "p01d"
        source = "MRMS Q3"
        subtitle = "NOAA MRMS Project, GaugeCorr and RadarOnly"
    elif src == "iemre":
        ncfn = iemre.get_daily_ncname(sdate.year)
        clncfn = iemre.get_dailyc_ncname()
        ncvar = "p01d_12z"
        source = "IEM Reanalysis"
        subtitle = "IEM Reanalysis is derived from various NOAA datasets"
    else:
        ncfn = "/mesonet/data/prism/%s_daily.nc" % (sdate.year, )
        clncfn = "/mesonet/data/prism/prism_dailyc.nc"
        ncvar = "ppt"
        source = "OSU PRISM"
        subtitle = ("PRISM Climate Group, Oregon State Univ., "
                    "http://prism.oregonstate.edu, created 4 Feb 2004.")

    mp = MapPlot(
        sector=sector,
        state=state,
        axisbg="white",
        nocaption=True,
        title="%s:: %s Precip %s" % (source, title, PDICT3[opt]),
        subtitle="Data from %s" % (subtitle, ),
        titlefontsize=14,
    )

    idx0 = iemre.daily_offset(sdate)
    idx1 = iemre.daily_offset(edate) + 1
    if not os.path.isfile(ncfn):
        raise NoDataFound("No data for that year, sorry.")
    with util.ncopen(ncfn) as nc:
        if state is not None:
            x0, y0, x1, y1 = util.grid_bounds(
                nc.variables["lon"][:],
                nc.variables["lat"][:],
                state_bounds[state],
            )
        elif sector in SECTORS:
            bnds = SECTORS[sector]
            x0, y0, x1, y1 = util.grid_bounds(
                nc.variables["lon"][:],
                nc.variables["lat"][:],
                [bnds[0], bnds[2], bnds[1], bnds[3]],
            )
        lats = nc.variables["lat"][y0:y1]
        lons = nc.variables["lon"][x0:x1]
        if sdate == edate:
            p01d = mm2inch(nc.variables[ncvar][idx0, y0:y1, x0:x1])
        elif (idx1 - idx0) < 32:
            p01d = mm2inch(
                np.sum(nc.variables[ncvar][idx0:idx1, y0:y1, x0:x1], 0))
        else:
            # Too much data can overwhelm this app, need to chunk it
            for i in range(idx0, idx1, 10):
                i2 = min([i + 10, idx1])
                if idx0 == i:
                    p01d = mm2inch(
                        np.sum(nc.variables[ncvar][i:i2, y0:y1, x0:x1], 0))
                else:
                    p01d += mm2inch(
                        np.sum(nc.variables[ncvar][i:i2, y0:y1, x0:x1], 0))
    if np.ma.is_masked(np.max(p01d)):
        raise NoDataFound("Data Unavailable")
    plot_units = "inches"
    cmap = get_cmap(ctx["cmap"])
    cmap.set_bad("white")
    if opt == "dep":
        # Do departure work now
        with util.ncopen(clncfn) as nc:
            climo = mm2inch(
                np.sum(nc.variables[ncvar][idx0:idx1, y0:y1, x0:x1], 0))
        p01d = p01d - climo
        [maxv] = np.percentile(np.abs(p01d), [99])
        clevs = np.around(np.linspace(0 - maxv, maxv, 11), decimals=2)
    elif opt == "per":
        with util.ncopen(clncfn) as nc:
            climo = mm2inch(
                np.sum(nc.variables[ncvar][idx0:idx1, y0:y1, x0:x1], 0))
        p01d = p01d / climo * 100.0
        cmap.set_under("white")
        cmap.set_over("black")
        clevs = [1, 10, 25, 50, 75, 100, 125, 150, 200, 300, 500]
        plot_units = "percent"
    else:
        p01d = np.where(p01d < 0.001, np.nan, p01d)
        cmap.set_under("white")
        clevs = [0.01, 0.1, 0.3, 0.5, 1, 1.5, 2, 2.5, 3, 3.5, 4, 5, 6, 8, 10]
        if days > 6:
            clevs = [0.01, 0.3, 0.5, 1, 1.5, 2, 3, 4, 5, 6, 7, 8, 10, 15, 20]
        if days > 29:
            clevs = [0.01, 0.5, 1, 2, 3, 4, 5, 6, 8, 10, 15, 20, 25, 30, 35]
        if days > 90:
            clevs = [0.01, 1, 2, 3, 4, 5, 6, 8, 10, 15, 20, 25, 30, 35, 40]

    x2d, y2d = np.meshgrid(lons, lats)
    if ptype == "c":
        mp.contourf(x2d,
                    y2d,
                    p01d,
                    clevs,
                    cmap=cmap,
                    units=plot_units,
                    iline=False)
    else:
        res = mp.pcolormesh(x2d, y2d, p01d, clevs, cmap=cmap, units=plot_units)
        res.set_rasterized(True)
    if sector != "midwest":
        mp.drawcounties()
        mp.drawcities()
    if usdm == "yes":
        mp.draw_usdm(edate, filled=False, hatched=True)

    return mp.fig
Exemplo n.º 28
0
def plotter(fdict):
    """ Go """
    fix()
    pgconn = get_dbconn("afos")
    ctx = get_autoplot_context(fdict, get_description())
    pil = ctx["pil"][:3]
    if ctx["ets"].astimezone(pytz.UTC) > utc():
        ctx["ets"] = utc()

    df = read_sql(
        ("SELECT source, pil, min(entered at time zone 'UTC') as first, "
         "max(entered at time zone 'UTC') as last, count(*) from products "
         "WHERE substr(pil, 1, 3) = %s and entered >= %s and entered < %s "
         "GROUP by source, pil ORDER by source, pil ASC"),
        pgconn,
        params=(pil, ctx["sts"], ctx["ets"]),
        index_col=None,
    )
    if df.empty:
        raise NoDataFound("No text products found for query, sorry.")

    data = {}
    if ctx["var"] == "count":
        gdf = df.groupby("source").sum()
    elif ctx["var"] == "last":
        gdf = df.groupby("source").max()
    elif ctx["var"] == "first":
        gdf = df.groupby("source").min()
    minval = 1
    maxval = gdf["count"].max()
    if ctx["var"] in ["last", "first"]:
        minval = gdf[ctx["var"]].min().year
        maxval = gdf[ctx["var"]].max().year
    if (maxval - minval) < 10:
        bins = range(minval - 1, maxval + 2)
    else:
        bins = np.linspace(minval, maxval + 2, 10, dtype="i")
    for source, row in gdf.iterrows():
        if source == "PABR":
            continue
        key = source[1:]
        if key == "JSJ":
            key = "SJU"
        if ctx["var"] == "count":
            data[key] = row["count"]
        else:
            data[key] = row[ctx["var"]].year

    mp = MapPlot(
        title="NWS %s of %s" % (PDICT[ctx["var"]], prodDefinitions[pil]),
        subtitle=("Plot valid between %s UTC and %s UTC, "
                  "based on unofficial IEM Archives") % (
                      ctx["sts"].strftime("%d %b %Y %H:%M"),
                      ctx["ets"].strftime("%d %b %Y %H:%M"),
                  ),
        sector="nws",
        nocaption=True,
    )
    mp.fill_cwas(
        data,
        ilabel=True,
        lblformat="%.0f",
        cmap=ctx["cmap"],
        extend="neither",
        bins=bins,
        units="count" if ctx["var"] == "count" else "year",
    )
    return mp.fig, df
Exemplo n.º 29
0
def plotter(fdict):
    """ Go """
    ctx = util.get_autoplot_context(fdict, get_description())
    ptype = ctx['ptype']
    sdate = ctx['sdate']
    edate = ctx['edate']
    src = ctx['src']
    opt = ctx['opt']
    usdm = ctx['usdm']
    if sdate.year != edate.year:
        raise NoDataFound('Sorry, do not support multi-year plots yet!')
    days = (edate - sdate).days
    sector = ctx['sector']

    if sdate == edate:
        title = sdate.strftime("%-d %B %Y")
    else:
        title = "%s to %s (inclusive)" % (sdate.strftime("%-d %b"),
                                          edate.strftime("%-d %b %Y"))
    x0 = 0
    x1 = -1
    y0 = 0
    y1 = -1
    state = None
    if len(sector) == 2:
        state = sector
        sector = 'state'

    if src == 'mrms':
        ncfn = iemre.get_daily_mrms_ncname(sdate.year)
        clncfn = iemre.get_dailyc_mrms_ncname()
        ncvar = 'p01d'
        source = 'MRMS Q3'
        subtitle = 'NOAA MRMS Project, GaugeCorr and RadarOnly'
    elif src == 'iemre':
        ncfn = iemre.get_daily_ncname(sdate.year)
        clncfn = iemre.get_dailyc_ncname()
        ncvar = 'p01d_12z'
        source = 'IEM Reanalysis'
        subtitle = 'IEM Reanalysis is derived from various NOAA datasets'
    else:
        ncfn = "/mesonet/data/prism/%s_daily.nc" % (sdate.year, )
        clncfn = "/mesonet/data/prism/prism_dailyc.nc"
        ncvar = 'ppt'
        source = 'OSU PRISM'
        subtitle = ('PRISM Climate Group, Oregon State Univ., '
                    'http://prism.oregonstate.edu, created 4 Feb 2004.')

    mp = MapPlot(sector=sector,
                 state=state,
                 axisbg='white',
                 nocaption=True,
                 title='%s:: %s Precip %s' % (source, title, PDICT3[opt]),
                 subtitle='Data from %s' % (subtitle, ),
                 titlefontsize=14)

    idx0 = iemre.daily_offset(sdate)
    idx1 = iemre.daily_offset(edate) + 1
    if not os.path.isfile(ncfn):
        raise NoDataFound("No data for that year, sorry.")
    with util.ncopen(ncfn) as nc:
        if state is not None:
            x0, y0, x1, y1 = util.grid_bounds(nc.variables['lon'][:],
                                              nc.variables['lat'][:],
                                              state_bounds[state])
        elif sector in SECTORS:
            bnds = SECTORS[sector]
            x0, y0, x1, y1 = util.grid_bounds(
                nc.variables['lon'][:], nc.variables['lat'][:],
                [bnds[0], bnds[2], bnds[1], bnds[3]])
        lats = nc.variables['lat'][y0:y1]
        lons = nc.variables['lon'][x0:x1]
        if sdate == edate:
            p01d = distance(nc.variables[ncvar][idx0, y0:y1, x0:x1],
                            'MM').value('IN')
        elif (idx1 - idx0) < 32:
            p01d = distance(
                np.sum(nc.variables[ncvar][idx0:idx1, y0:y1, x0:x1], 0),
                'MM').value('IN')
        else:
            # Too much data can overwhelm this app, need to chunk it
            for i in range(idx0, idx1, 10):
                i2 = min([i + 10, idx1])
                if idx0 == i:
                    p01d = distance(
                        np.sum(nc.variables[ncvar][i:i2, y0:y1, x0:x1], 0),
                        'MM').value('IN')
                else:
                    p01d += distance(
                        np.sum(nc.variables[ncvar][i:i2, y0:y1, x0:x1], 0),
                        'MM').value('IN')
    if np.ma.is_masked(np.max(p01d)):
        raise NoDataFound("Data Unavailable")
    units = 'inches'
    cmap = plt.get_cmap(ctx['cmap'])
    cmap.set_bad('white')
    if opt == 'dep':
        # Do departure work now
        with util.ncopen(clncfn) as nc:
            climo = distance(
                np.sum(nc.variables[ncvar][idx0:idx1, y0:y1, x0:x1], 0),
                'MM').value('IN')
        p01d = p01d - climo
        [maxv] = np.percentile(np.abs(p01d), [
            99,
        ])
        clevs = np.around(np.linspace(0 - maxv, maxv, 11), decimals=2)
    elif opt == 'per':
        with util.ncopen(clncfn) as nc:
            climo = distance(
                np.sum(nc.variables[ncvar][idx0:idx1, y0:y1, x0:x1], 0),
                'MM').value('IN')
        p01d = p01d / climo * 100.
        cmap.set_under('white')
        cmap.set_over('black')
        clevs = [1, 10, 25, 50, 75, 100, 125, 150, 200, 300, 500]
        units = 'percent'
    else:
        p01d = np.where(p01d < 0.001, np.nan, p01d)
        cmap.set_under('white')
        clevs = [0.01, 0.1, 0.3, 0.5, 1, 1.5, 2, 2.5, 3, 3.5, 4, 5, 6, 8, 10]
        if days > 6:
            clevs = [0.01, 0.3, 0.5, 1, 1.5, 2, 3, 4, 5, 6, 7, 8, 10, 15, 20]
        if days > 29:
            clevs = [0.01, 0.5, 1, 2, 3, 4, 5, 6, 8, 10, 15, 20, 25, 30, 35]
        if days > 90:
            clevs = [0.01, 1, 2, 3, 4, 5, 6, 8, 10, 15, 20, 25, 30, 35, 40]

    x2d, y2d = np.meshgrid(lons, lats)
    if ptype == 'c':
        mp.contourf(x2d, y2d, p01d, clevs, cmap=cmap, units=units, iline=False)
    else:
        res = mp.pcolormesh(x2d, y2d, p01d, clevs, cmap=cmap, units=units)
        res.set_rasterized(True)
    if sector != 'midwest':
        mp.drawcounties()
        mp.drawcities()
    if usdm == 'yes':
        mp.draw_usdm(edate, filled=False, hatched=True)

    return mp.fig
Exemplo n.º 30
0
def plotter(fdict):
    """ Go """
    pgconn = get_dbconn("postgis")
    ctx = get_autoplot_context(fdict, get_description())
    utcvalid = ctx.get("valid")
    wfo = ctx["wfo"]
    tzname = ctx["_nt"].sts[wfo]["tzname"]
    p1 = ctx["phenomenav"][:2]
    s1 = ctx["significancev"][:1]
    etn = int(ctx["etn"])
    year = int(ctx["year"])

    table = "warnings_%s" % (year, )
    df = read_postgis(
        """
        SELECT w.ugc, simple_geom, u.name,
        issue at time zone 'UTC' as issue,
        expire at time zone 'UTC' as expire,
        init_expire at time zone 'UTC' as init_expire,
        1 as val,
        status
        from """ + table + """ w JOIN ugcs u on (w.gid = u.gid)
        WHERE w.wfo = %s and eventid = %s and significance = %s and
        phenomena = %s ORDER by issue ASC
    """,
        pgconn,
        params=(wfo[-3:], etn, s1, p1),
        index_col="ugc",
        geom_col="simple_geom",
    )
    if df.empty:
        raise NoDataFound("VTEC Event was not found, sorry.")
    table = "sbw_%s" % (year, )
    sbwdf = read_postgis(
        """
        SELECT status, geom,
        polygon_begin at time zone 'UTC' as polygon_begin,
        polygon_end at time zone 'UTC' as polygon_end
        from """ + table + """
        WHERE wfo = %s and eventid = %s and significance = %s and
        phenomena = %s ORDER by polygon_begin ASC
    """,
        pgconn,
        params=(wfo[-3:], etn, s1, p1),
        geom_col="geom",
    )

    if utcvalid is None:
        utcvalid = df["issue"].max()
    else:
        # hack for an assumption below
        utcvalid = pd.Timestamp(utcvalid.replace(tzinfo=None))

    def m(valid):
        """Convert to our local timestamp."""
        return (valid.tz_localize(pytz.UTC).astimezone(
            pytz.timezone(tzname)).strftime(TFORMAT))

    df["color"] = vtec.NWS_COLORS.get("%s.%s" % (p1, s1), "#FF0000")
    if not sbwdf.empty:
        df["color"] = "tan"
    bounds = df["simple_geom"].total_bounds
    buffer = 0.4
    mp = MapPlot(
        subtitle="Map Valid: %s, Event: %s to %s" %
        (m(utcvalid), m(df["issue"].min()), m(df["expire"].max())),
        title="%s %s %s %s (%s.%s) #%s" % (
            year,
            wfo,
            vtec.VTEC_PHENOMENA.get(p1, p1),
            vtec.VTEC_SIGNIFICANCE.get(s1, s1),
            p1,
            s1,
            etn,
        ),
        sector="custom",
        west=bounds[0] - buffer,
        south=bounds[1] - buffer,
        east=bounds[2] + buffer,
        north=bounds[3] + buffer,
        nocaption=True,
    )
    mp.sector = "cwa"
    mp.cwa = wfo[-3:]
    # CAN statements come here with time == expire :/
    df2 = df[(df["issue"] <= utcvalid) & (df["expire"] > utcvalid)]
    if df2.empty:
        mp.ax.text(
            0.5,
            0.5,
            "Event No Longer Active",
            zorder=1000,
            transform=mp.ax.transAxes,
            fontsize=24,
            ha="center",
        )
    else:
        mp.fill_ugcs(
            df2["val"].to_dict(),
            color=df2["color"].to_dict(),
            nocbar=True,
            labels=df2["name"].to_dict(),
            missingval="",
            ilabel=(len(df2.index) <= 10),
            labelbuffer=5,
        )
    if not sbwdf.empty:
        color = vtec.NWS_COLORS.get("%s.%s" % (p1, s1), "#FF0000")
        poly = sbwdf.iloc[0]["geom"]
        df2 = sbwdf[(sbwdf["polygon_begin"] <= utcvalid)
                    & (sbwdf["polygon_end"] > utcvalid)]
        if not df2.empty:
            # draw new
            mp.ax.add_geometries(
                [poly],
                ccrs.PlateCarree(),
                facecolor="None",
                edgecolor="k",
                zorder=Z_OVERLAY2 - 1,
            )
            poly = df2.iloc[0]["geom"]
        mp.ax.add_geometries(
            [poly],
            ccrs.PlateCarree(),
            facecolor=color,
            alpha=0.5,
            edgecolor="k",
            zorder=Z_OVERLAY2,
        )
    if len(df.index) > 10:
        mp.drawcities()
    return mp.fig, df.drop("simple_geom", axis=1)