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Wednesday April 3, 2019

Assignment: Predict the 24 hr precipitation amount (inches) for Hyannis, MA (KHYA)

With some uncertainty about how close a rapidly-passing Noreaster type of storm will be to the coast on Wednesday, the expected rainfall totals are also uncertain. So let's predict the 24-hr precipitation amount for Hyannis, Massachusetts.

Forecasts for Hyannis, MA (KHYA)
Forecaster Precip24, inches (error) Comment Day Score
OBSERVED 0.73 Precip24 FINAL.
GFS-MOS-00-DAY01 0.72 (-0.01) 4.0
NAM-MOS-12-DAY02 0.78 (0.05) 3.8
GFS-MOS-18-DAY01 0.36 (-0.37) 2.7
GFS-MOS-12-DAY01 0.36 (-0.37) 2.7
GFS-MOS-06-DAY01 0.36 (-0.37) 2.7
PERSISTENCE 0.08 (-0.65) 1.7
GFS-MOS-06-DAY02 0 (-0.73) 1.4
GFS-MOS-00-DAY00 1.5 (0.77) 1.3
NAM-MOS-00-DAY00 1.5 (0.77) 1.3
NAM-MOS-00-DAY01 1.5 (0.77) 1.3
GFS-MOS-12-DAY02 1.5 (0.77) 1.3
NAM-MOS-12-DAY01 1.56 (0.83) 1.0
GFS-MOS-18-DAY02 1.56 (0.83) 1.0