QPF Verification Scores for NAM Parallels

Last updated: Wed Mar 1 11:42:51 UTC 2017

Scores are generally for the past ~30 days (with the exception of FSS06h plots - see below), but with new parallels starting/stopping, this might vary. Please check date info on top of plot for starting date.

24h scores are for todaym31-todaym1, 3h scores are for todaym32-todaym2, 6h FSS scores are for todaym39-todaym9 (using the final version of CCPA).


CONUSNEST/CONUSNESTX/CONUSARW/CONUSNMMB

24h (12Z-12Z) ETS/bias:

24h fractions skill scores:

6-hourly fractions skill scores:
          Horizontal spatial scale
Threshold
< 24km < 52km < 100km
> 2mm/6hr X X X
> 5mm/6hr X X X
> 10mm/6hr X X X
> 20mm/6hr X X X

3-hourly ETS/bias scores vs. fcst hour:

3-hourly ConUS-averaged precip amount vs. fcst hour:


NAM/NAMX/CONUSNEST/CONUSNESTX

24h (12Z-12Z) ETS/bias:

24h fractions skill scores:

6-hourly fractions skill scores:
          Horizontal spatial scale
Threshold
< 24km < 52km < 100km
> 2mm/6hr X X X
> 5mm/6hr X X X
> 10mm/6hr X X X
> 20mm/6hr X X X

3-hourly ETS/bias scores vs. fcst hour:

3-hourly ConUS-averaged precip amount vs. fcst hour:


Notable recent cases:
Previous months' pages

Daily precip fcst vs. analysis page
Monthly/month-to-date operational QPF scores page
NAM parallel upperair verification stats page
NAMRR page
Binbin Zhou's on-demand scores page for select OPNL models, has precip (this page is inside NCEP's firewall)
Perry Shafran's on-demand scores page for select OPNL/para models, no precip yet (this page is inside NCEP's firewall)