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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 Wed
Nov 29 		18Z Wed
Nov 29 		00Z Thu
Nov 30 		06Z Thu
Nov 30 		12Z Thu
Nov 30 		18Z Thu
Nov 30 		00Z Fri
Dec 01 		06Z Fri
Dec 01 		12Z Fri
Dec 01
24-Hour Snowfall Accumulation - 10th Percentile
  Day 1   Day 2   Day 3
Valid for the 24-hour
period ending: 		12Z Wed
Nov 29 		18Z Wed
Nov 29 		00Z Thu
Nov 30 		06Z Thu
Nov 30 		12Z Thu
Nov 30 		18Z Thu
Nov 30 		00Z Fri
Dec 01 		06Z Fri
Dec 01 		12Z Fri
Dec 01
24-Hour Snowfall Accumulation - 25th Percentile
  Day 1   Day 2   Day 3
Valid for the 24-hour
period ending: 		12Z Wed
Nov 29 		18Z Wed
Nov 29 		00Z Thu
Nov 30 		06Z Thu
Nov 30 		12Z Thu
Nov 30 		18Z Thu
Nov 30 		00Z Fri
Dec 01 		06Z Fri
Dec 01 		12Z Fri
Dec 01
24-Hour Snowfall Accumulation - 50th Percentile
  Day 1   Day 2   Day 3
Valid for the 24-hour
period ending: 		12Z Wed
Nov 29 		18Z Wed
Nov 29 		00Z Thu
Nov 30 		06Z Thu
Nov 30 		12Z Thu
Nov 30 		18Z Thu
Nov 30 		00Z Fri
Dec 01 		06Z Fri
Dec 01 		12Z Fri
Dec 01
24-Hour Snowfall Accumulation - 75th Percentile
  Day 1   Day 2   Day 3
Valid for the 24-hour
period ending: 		12Z Wed
Nov 29 		18Z Wed
Nov 29 		00Z Thu
Nov 30 		06Z Thu
Nov 30 		12Z Thu
Nov 30 		18Z Thu
Nov 30 		00Z Fri
Dec 01 		06Z Fri
Dec 01 		12Z Fri
Dec 01
24-Hour Snowfall Accumulation - 90th Percentile
  Day 1   Day 2   Day 3
Valid for the 24-hour
period ending: 		12Z Wed
Nov 29 		18Z Wed
Nov 29 		00Z Thu
Nov 30 		06Z Thu
Nov 30 		12Z Thu
Nov 30 		18Z Thu
Nov 30 		00Z Fri
Dec 01 		06Z Fri
Dec 01 		12Z Fri
Dec 01
24-Hour Snowfall Accumulation - 95th Percentile
  Day 1   Day 2   Day 3
Valid for the 24-hour
period ending: 		12Z Wed
Nov 29 		18Z Wed
Nov 29 		00Z Thu
Nov 30 		06Z Thu
Nov 30 		12Z Thu
Nov 30 		18Z Thu
Nov 30 		00Z Fri
Dec 01 		06Z Fri
Dec 01 		12Z Fri
Dec 01
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 Nov 29
18Z Nov 29
00Z Nov 30
06Z Nov 30
12Z Nov 30
18Z Nov 30
00Z Dec 01
06Z Dec 01
12Z Dec 01
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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