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WPC Probabilistic Winter Precipitation Guidance
 
Product Selection
Precipitation Type Forecast Product Forecast Duration





User Interface

24-Hour Snowfall Accumulation - 5th Percentile
  Day 1   Day 2   Day 3
Valid for the 24-hour
period ending: 		12Z Sat
May 20 		18Z Sat
May 20 		00Z Sun
May 21 		06Z Sun
May 21 		12Z Sun
May 21 		18Z Sun
May 21 		00Z Mon
May 22 		06Z Mon
May 22 		12Z Mon
May 22
24-Hour Snowfall Accumulation - 10th Percentile
  Day 1   Day 2   Day 3
Valid for the 24-hour
period ending: 		12Z Sat
May 20 		18Z Sat
May 20 		00Z Sun
May 21 		06Z Sun
May 21 		12Z Sun
May 21 		18Z Sun
May 21 		00Z Mon
May 22 		06Z Mon
May 22 		12Z Mon
May 22
24-Hour Snowfall Accumulation - 25th Percentile
  Day 1   Day 2   Day 3
Valid for the 24-hour
period ending: 		12Z Sat
May 20 		18Z Sat
May 20 		00Z Sun
May 21 		06Z Sun
May 21 		12Z Sun
May 21 		18Z Sun
May 21 		00Z Mon
May 22 		06Z Mon
May 22 		12Z Mon
May 22
24-Hour Snowfall Accumulation - 50th Percentile
  Day 1   Day 2   Day 3
Valid for the 24-hour
period ending: 		12Z Sat
May 20 		18Z Sat
May 20 		00Z Sun
May 21 		06Z Sun
May 21 		12Z Sun
May 21 		18Z Sun
May 21 		00Z Mon
May 22 		06Z Mon
May 22 		12Z Mon
May 22
24-Hour Snowfall Accumulation - 75th Percentile
  Day 1   Day 2   Day 3
Valid for the 24-hour
period ending: 		12Z Sat
May 20 		18Z Sat
May 20 		00Z Sun
May 21 		06Z Sun
May 21 		12Z Sun
May 21 		18Z Sun
May 21 		00Z Mon
May 22 		06Z Mon
May 22 		12Z Mon
May 22
24-Hour Snowfall Accumulation - 90th Percentile
  Day 1   Day 2   Day 3
Valid for the 24-hour
period ending: 		12Z Sat
May 20 		18Z Sat
May 20 		00Z Sun
May 21 		06Z Sun
May 21 		12Z Sun
May 21 		18Z Sun
May 21 		00Z Mon
May 22 		06Z Mon
May 22 		12Z Mon
May 22
24-Hour Snowfall Accumulation - 95th Percentile
  Day 1   Day 2   Day 3
Valid for the 24-hour
period ending: 		12Z Sat
May 20 		18Z Sat
May 20 		00Z Sun
May 21 		06Z Sun
May 21 		12Z Sun
May 21 		18Z Sun
May 21 		00Z Mon
May 22 		06Z Mon
May 22 		12Z Mon
May 22
Viewing Options
Choose a percentile for the specified time:
5th
10th
25th
50th
75th
90th
95th
OR
Choose a 24-hour period for the specified percentile:
12Z May 20
18Z May 20
00Z May 21
06Z May 21
12Z May 21
18Z May 21
00Z May 22
06Z May 22
12Z May 22
Map Overlays
 
Opacity (%): 0 20 40 60 80 100
 
 
(Note: The GRIB2 download page contains 4 directories corresponding to the accumulation period of the forecast)
 
Download latest KML files
 
**Information about the KML files available for download (Click to show/hide)**
 
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