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WPC Probabilistic Winter Precipitation Guidance
 
24-Hour Forecasts 48-Hour Forecasts 72-Hour Forecast
 Snowfall 
Probability Forecasts
 Freezing Rain 
Probability Forecasts
   Snowfall 
Probability Forecasts
 Freezing Rain 
Probability Forecasts
   Snowfall 
Probability Forecast
 Freezing Rain 
Probability Forecast
Snowfall Accumulation
by Percentile
Freezing Rain
Accumulation by Percentile
  Snowfall Accumulation
by Percentile
Freezing Rain
Accumulation by Percentile
  Snowfall Accumulation
by Percentile
Freezing Rain
Accumulation by Percentile
24-Hour Probability of Snow Accumulating ≥ 1"
  Day 1   Day 2   Day 3
Valid for the 24-hour
period ending:
12Z Wed
Mar 04
18Z Wed
Mar 04
00Z Thu
Mar 05
06Z Thu
Mar 05
12Z Thu
Mar 05
18Z Thu
Mar 05
00Z Fri
Mar 06
06Z Fri
Mar 06
12Z Fri
Mar 06
24-Hour Probability of Snow Accumulating ≥ 2"
  Day 1   Day 2   Day 3
Valid for the 24-hour
period ending:
12Z Wed
Mar 04
18Z Wed
Mar 04
00Z Thu
Mar 05
06Z Thu
Mar 05
12Z Thu
Mar 05
18Z Thu
Mar 05
00Z Fri
Mar 06
06Z Fri
Mar 06
12Z Fri
Mar 06
24-Hour Probability of Snow Accumulating ≥ 4"
  Day 1   Day 2   Day 3
Valid for the 24-hour
period ending:
12Z Wed
Mar 04
18Z Wed
Mar 04
00Z Thu
Mar 05
06Z Thu
Mar 05
12Z Thu
Mar 05
18Z Thu
Mar 05
00Z Fri
Mar 06
06Z Fri
Mar 06
12Z Fri
Mar 06
24-Hour Probability of Snow Accumulating ≥ 6"
  Day 1   Day 2   Day 3
Valid for the 24-hour
period ending:
12Z Wed
Mar 04
18Z Wed
Mar 04
00Z Thu
Mar 05
06Z Thu
Mar 05
12Z Thu
Mar 05
18Z Thu
Mar 05
00Z Fri
Mar 06
06Z Fri
Mar 06
12Z Fri
Mar 06
24-Hour Probability of Snow Accumulating ≥ 8"
  Day 1   Day 2   Day 3
Valid for the 24-hour
period ending:
12Z Wed
Mar 04
18Z Wed
Mar 04
00Z Thu
Mar 05
06Z Thu
Mar 05
12Z Thu
Mar 05
18Z Thu
Mar 05
00Z Fri
Mar 06
06Z Fri
Mar 06
12Z Fri
Mar 06
24-Hour Probability of Snow Accumulating ≥ 12"
  Day 1   Day 2   Day 3
Valid for the 24-hour
period ending:
12Z Wed
Mar 04
18Z Wed
Mar 04
00Z Thu
Mar 05
06Z Thu
Mar 05
12Z Thu
Mar 05
18Z Thu
Mar 05
00Z Fri
Mar 06
06Z Fri
Mar 06
12Z Fri
Mar 06
24-Hour Probability of Snow Accumulating ≥ 18"
  Day 1   Day 2   Day 3
Valid for the 24-hour
period ending:
12Z Wed
Mar 04
18Z Wed
Mar 04
00Z Thu
Mar 05
06Z Thu
Mar 05
12Z Thu
Mar 05
18Z Thu
Mar 05
00Z Fri
Mar 06
06Z Fri
Mar 06
12Z Fri
Mar 06
Viewing Options
Choose an accumulation for the specified time:







OR
Choose a -hour period for the specified amount:
12Z Mar 04
18Z Mar 04
00Z Mar 05
06Z Mar 05
12Z Mar 05
18Z Mar 05
00Z Mar 06
06Z Mar 06
12Z Mar 06
 
Opacity (%): 0 20 40 60 80 100

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