pyrad.proc.process_zdr_snow#

pyrad.proc.process_zdr_snow(procstatus, dscfg, radar_list=None)[source]#

Keeps only suitable data to evaluate the differential reflectivity in snow

Parameters:

procstatus (int) – Processing status: 0 initializing, 1 processing volume, 2 post-processing

dscfg (dictionary of dictionaries) –

data set configuration. Accepted Configuration Keywords:

datatype : list of string. Dataset keyword
    The input data types
rmin : float. Dataset keyword
    minimum range where to look for rain [m]. Default 1000.
rmax : float. Dataset keyword
    maximum range where to look for rain [m]. Default 50000.
Zmin : float. Dataset keyword
    minimum reflectivity to consider the bin as snow [dBZ].
    Default 0.
Zmax : float. Dataset keyword
    maximum reflectivity to consider the bin as snow [dBZ]
    Default 30.
SNRmin : float. Dataset keyword
    minimum SNR to consider the bin as snow [dB].
    Default 10.
SNRmax : float. Dataset keyword
    maximum SNR to consider the bin as snow [dB]
    Default 50.
RhoHVmin : float. Dataset keyword
    minimum RhoHV to consider the bin as snow
    Default 0.97
PhiDPmax : float. Dataset keyword
    maximum PhiDP to consider the bin as snow [deg]
    Default 10.
elmax : float. Dataset keyword
    maximum elevation angle where to look for snow [deg]
    Default None.
KDPmax : float. Dataset keyword
    maximum KDP to consider the bin as snow [deg]
    Default None
TEMPmin : float. Dataset keyword
    minimum temperature to consider the bin as snow [deg C].
    Default None
TEMPmax : float. Dataset keyword
    maximum temperature to consider the bin as snow [deg C]
    Default None
hydroclass : list of ints. Dataset keyword
    list of hydrometeor classes to keep for the analysis
    Default [2] (dry snow)

radar_list (list of Radar objects) – Optional. list of radar objects

Returns:

new_dataset (dict) – dictionary containing the output
ind_rad (int) – radar index