Grid-to-grid Model mixing ratio’s (RWMR[T>0]/SNMR) vs. MRMS ptype (rain/snow/none) Evaluation regarding how well each model explicit mixing ratios (>0.

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Presentation transcript:

Grid-to-grid Model mixing ratio’s (RWMR[T>0]/SNMR) vs. MRMS ptype (rain/snow/none) Evaluation regarding how well each model explicit mixing ratios (>0 – could be very small) compared to the precipitation type information in the MRMS dataset (e.g., how well do the models discriminate precipitation type of rain or snow?) Broken down by 00 and 12 UTC initializations CONUS, CONUS-East, CONUS-West

PODy/PODn SNMR

FAR SNMR

GSS/Fbias SNMR

PODy/PODn RWMR>0

FAR RWMR>0

GSS/Fbias RWMR>0

Grid-to-point Model mixing ratio’s (RWMR[T>0]/RWMR[T≤0]/SNMR) vs. MPING and METAR MPING: RWMR[T>0]->MPING_RAIN RWMR[T≤0]->MPING_FRZR SNMR-> MPING_SNOW METAR: RA|DZ, but not FZ, --> METAR_RAIN SN, but not BLSN|DRSN, --> METAR_SNOW FZ, but not FZFG, --> METAR_FRZR PE|PL|GR|GS|SG, --> METAR_ICEP Any other string, but not UP, --> METAR_NONE Broken down by 00 and 12 UTC initializations CONUS, CONUS-East, CONUS-West

PODy/PODn MPING - SNMR

PODy/PODn METAR - SNMR

FAR MPING/METAR - SNMR

GSS/Fbias MPING - SNMR

GSS/Fbias METAR - SNMR

PODy/PODn MPING – RWMR ≤0

PODy/PODn METAR – RWMR ≤0

FAR MPING/METAR – RWMR ≤0

GSS/Fbias MPING – RWMR ≤0

GSS/Fbias METAR – RWMR ≤0

PODy/PODn MPING – RWMR >0

PODy/PODn METAR – RWMR >0

FAR MPING/METAR – RWMR >0

GSS/Fbias MPING – RWMR >0

GSS/Fbias METAR – RWMR >0