Real-Time Verification System for Precipitation 2002
Beginning Ending
 
Runtime Forecast Length and
Accumulation Period
 
Threshold Domain*
 
Models
ETA (12 km) RUC (10 km) WRF (22 km)
LAPS/MM5 (4 km) RUC (20 km) WRF (10 km)
LAPS/MM5 (12 km)   LAPS/WRF (12 km)
LAPS/MM5 (12 km) RERUN    

*View IHOP domain.

ESS and Bias Plots

The figures include plots of the Equitable Skill Statistic (ESS) and the Frequency Bias for the accumulated precipitation forecasts. The model-generated precipitation forecasts were transformed into Yes/No forecasts by determining if the interpolated forecast value and observational value at each gauge location exceeded or was less than the pre-specified threshold. The pre-specified precipitation thresholds are 0.01, 0.1, 0.25, 0.5, 1.0, 1.5, and 2.0 inches.

Statistical Tables

Forecast/observation pairs used to compute the statistics are listed in the tabular results. Summary numbers (generated for the entire period) are listed on the bottom of the table.

 

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