def execute(windSpeed, windDir, accum_windSpeed24, accum_windDir24):
U0 = U.calculate(windSpeed, windDir)
V0 = V.calculate(windSpeed, windDir)
U24 = U.calculate(accum_windSpeed24, accum_windDir24)
V24 = V.calculate(accum_windSpeed24, accum_windDir24)
DU = U0 - U24
DV = V0 - V24
wSp = hypot(DU,DV)
return wSp
def execute(windSpeed, windDir, accum_windSpeed24, accum_windDir24):
U0 = U.calculate(windSpeed, windDir)
V0 = V.calculate(windSpeed, windDir)
U24 = U.calculate(accum_windSpeed24, accum_windDir24)
V24 = V.calculate(accum_windSpeed24, accum_windDir24)
DU = U0 - U24
DV = V0 - V24
WD = 57.2957 * arctan2(-DU,-DV)
WD = numpy.where(WD < 0, WD + 360, WD)
return WD
