Monday, March 6, 2023

Winter '22 / '23 - Snow Storm #3: FINAL Results and Storm Summary

Red Cross (1935)

Complete forecaster verification table and the FINAL Results / Storm Summary available at NEWxSFC/s home page.

SUMSQ:  sum of square error (")
SUMSQ Z:  Z-score
STP:  storm total precipitation error (")
TAE:  total absolute error (")
AAE:  average absolute error (")
(#):  category rank

Forecast by Observed Snowfall Scatterplots for Top 4 Forecasts

Forecast/s dotted blue line below (above) the Observed snowfall/s solid red line ==> under (over) forecast bias.

Comparison of Top 4 Forecasts and Observed Snowfall by Station

Forecast Skill Score (measured against NWS ER WFOs)
Positive skill values indicate a forecast/s improvement over the NWS forecasts.

Bias is the arithmetic difference between the average Forecast snowfall and the average Observed snowfall. (avgForecast - avgObserved)


Shillelagh said...

Thanks TQ!!

TQ said...