Forecast Central

Forecast of the Day • A National Weather Forecasting Contest

Show All Forecasters Together OR Show Divisions Separately

Friday September 6, 2019

Assignment: Predict the 24 hr precipitation amount (inches) for Wallops Island, VA (KWAL)

OK, we'll take one more day predicting precipitation from Hurricane Dorian. Let's forecast Friday's 24-hr precipitation amount for Wallops Island, Virginia. It's the home of the NASA Wallops Flight Facility and the Wallops Island National Wildlife Refuge.

Forecasts for Wallops Island, VA (KWAL)
Forecaster Precip24, inches (error) Comment Day Score
OBSERVED 1.21 Precip24 FINAL.
GFS-MOS-18-DAY02 1.14 (-0.07) 3.8
GFS-MOS-12-DAY02 0.9 (-0.31) 3.4
NAM-MOS-00-DAY00 0.54 (-0.67) 2.9
NAM-MOS-12-DAY01 0.54 (-0.67) 2.9
CLIMATE 0.21 (-1) NCDC Climate Normals, 1981-2010 2.5
PERSISTENCE 0.05 (-1.16) 2.3
GFS-MOS-12-DAY01 2.58 (1.37) 2.0
NAM-MOS-00-DAY01 2.58 (1.37) 2.0
NAM-MOS-12-DAY02 2.94 (1.73) 1.5
GFS-MOS-06-DAY02 2.94 (1.73) 1.5
GFS-MOS-00-DAY01 3.06 (1.85) 1.3
GFS-MOS-06-DAY01 3.18 (1.97) 1.2
GFS-MOS-00-DAY00 3.72 (2.51) 0.4
GFS-MOS-18-DAY01 3.72 (2.51) 0.4