2008-2009 Forecast Verification
Locations used for Data Verification.
For Philadelpia/South Jersey: will use Philadelphia International Airport.
For the Washington D.C and surrounding suburbs, both Dulles and Regan International Airport will be used
Total Seasonal Snowfall
Philadelphia/South Jersey - 6.3 inches
Washington, D.C./Surrounding suburbs - 5-7 inches
Monthly Analysis
Washington, D.C. and Surrounding Suburbs
December
- Temperatures- Dulles: +2.4 degrees above normal, Regan: +2.3 degrees above normal
- Total Snowfall- Dulles: 2.5 inches, Regan: 2.6 inches
- Snow event on the 5th
- Precipitation: Dulles: 2.97"(-0.10" Average), Regan: 3.28"(0.23" above normal)
January
- Temperatures- Dulles: +3.8 degrees above normal, Regan: +5.1 degrees above normal
- Three 60+ degrees temperature days for both locations; For Dulles, two of them reached 70 (71,70 on 7th and 8th); For Regan, one of them reached 70 (73 on the 8th)
- Total Snowfall- Dulles: 4.0 inches, Regan: 1.3 inches
- Snow event on the 17th
- Precipitation- Dulles: 1.26"(-1.79" below normal), Regan: 1.37"(-1.84" below normal)
February
- Temperatures- Dulles: +2.5 degrees above normal, Regan +2.9 degrees above normal
- Total Snowfall- Dulles: 0.0 inches, Regan: 1.0 inches
- Snow event at Regan on the 20th
- Precipitation- 2.67"(-0.10" Average), Regan: 4.17"(+1.54" above normal)
March
- Temperatures- Dulles: +2.5 degrees above normal, Regan: +2.5 degrees above normal
- Total Snowfall- Dulles: 0.0 inches, Regan: 0.0 inches
- No Snow or Ice Events
- Precipitation: Dulles: 2.47"(-1.08" below average), Regan: 2.80"(-0.80" below normal)
Philadelphia/South Jersey
December
- Temperatures: +0.3 degrees above normal
- Total Snowfall: 1.6 inches
- One Snow Event on the 5th
- Precipitation: 4.41"; +1.10" above normal
January
- Temperatures: +3.6 degrees above normal
- 3 Days hit 60+ degrees; 64 on the 7th, 65 on the 8th, 65 on the 9th.
- Total Snowfall: 1.0 inches
- Small snow event on the 17th ; 1.0" total snowfall
- Precipitation: 1.74"; -1.78" below normal
February
- Temperatures: +2.1 degrees above normal
- Total Snowfall: 3.7 inches
- Snowstorm on the 22nd; 3.2" total snowfall
- Precipitation: 3.93"; +1.19" above normal
March
- Temperatures: +1.6 degrees Above Normal
- Total Snowfall: 0.0 inches
- No Snow or Ice Events
- Precipitation: 3.67"; -0.14" below normal
Maps
