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





User Interface

48-Hour Probability of Snow Accumulating ≥ 2"
  Day 2   Day 3
Valid for the 48-hour
period ending: 		00Z Sat
Jan 03 		06Z Sat
Jan 03 		12Z Sat
Jan 03 		18Z Sat
Jan 03 		00Z Sun
Jan 04
48-Hour Probability of Snow Accumulating ≥ 4"
  Day 2   Day 3
Valid for the 48-hour
period ending: 		00Z Sat
Jan 03 		06Z Sat
Jan 03 		12Z Sat
Jan 03 		18Z Sat
Jan 03 		00Z Sun
Jan 04
48-Hour Probability of Snow Accumulating ≥ 8"
  Day 2   Day 3
Valid for the 48-hour
period ending: 		00Z Sat
Jan 03 		06Z Sat
Jan 03 		12Z Sat
Jan 03 		18Z Sat
Jan 03 		00Z Sun
Jan 04
48-Hour Probability of Snow Accumulating ≥ 12"
  Day 2   Day 3
Valid for the 48-hour
period ending: 		00Z Sat
Jan 03 		06Z Sat
Jan 03 		12Z Sat
Jan 03 		18Z Sat
Jan 03 		00Z Sun
Jan 04
48-Hour Probability of Snow Accumulating ≥ 18"
  Day 2   Day 3
Valid for the 48-hour
period ending: 		00Z Sat
Jan 03 		06Z Sat
Jan 03 		12Z Sat
Jan 03 		18Z Sat
Jan 03 		00Z Sun
Jan 04
48-Hour Probability of Snow Accumulating ≥ 24"
  Day 2   Day 3
Valid for the 48-hour
period ending: 		00Z Sat
Jan 03 		06Z Sat
Jan 03 		12Z Sat
Jan 03 		18Z Sat
Jan 03 		00Z Sun
Jan 04
48-Hour Probability of Snow Accumulating ≥ 30"
  Day 2   Day 3
Valid for the 48-hour
period ending: 		00Z Sat
Jan 03 		06Z Sat
Jan 03 		12Z Sat
Jan 03 		18Z Sat
Jan 03 		00Z Sun
Jan 04
Viewing Options
Choose an accumulation for the specified time:







OR
Choose a 48-hour period for the specified amount:
00Z Jan 03
06Z Jan 03
12Z Jan 03
18Z Jan 03
00Z Jan 04
Map Overlays
 State Boundaries
 
Opacity (%): 0 20 40 60 80 100
 
Information about these products
 
Download GRIB 2 48-Hour Snowfall Probability Guidance
 
Download latest KML files
 
**Information about the KML files available for download (Click to show/hide)**
 
WPC Winter Weather Products Home Page
Page last modified: