WPC Probabilistic Winter Precipitation Guidance

weather.gov

Search by city or zip code. Press enter or select the go button to submit request Local forecast by "City, St" or Zip Code

Search WPC


NCEP Quarterly Newsletter
WPC Home
Analyses and Forecasts National Forecast Charts National High & Low WPC Discussions Surface Analysis Days ½-2½ CONUS Days 3-7 CONUS Days 4-8 Alaska QPF PQPF Excessive Rainfall Mesoscale Precip Discussion Flood Outlook Winter Weather Storm Summaries Heat Index Tropical Products Daily Weather Map GIS Products
Current Watches/ Warnings
Satellite and Radar Imagery GOES-East Satellite GOES-West Satellite National Radar
Product Archive
WPC Verification QPF Medium Range Model Diagnostics Event Reviews Winter Weather
International Desks
Development and Training WPC HydroMet Testbed Development
WPC Overview About the WPC Mission and Vision Staff WPC History About Our Products Other Sites FAQs
Meteorological Calculators
Contact Us About Our Site About Our Products

Product Selection

24-Hour Snowfall Accumulation - 5^th Percentile
	Day 1				Day 2				Day 3
Valid for the 24-hour period ending:	12Z Tue Sep 10	18Z Tue Sep 10	00Z Wed Sep 11	06Z Wed Sep 11	12Z Wed Sep 11	18Z Wed Sep 11	00Z Thu Sep 12	06Z Thu Sep 12	12Z Thu Sep 12

24-Hour Snowfall Accumulation - 10^th Percentile
	Day 1				Day 2				Day 3
Valid for the 24-hour period ending:	12Z Tue Sep 10	18Z Tue Sep 10	00Z Wed Sep 11	06Z Wed Sep 11	12Z Wed Sep 11	18Z Wed Sep 11	00Z Thu Sep 12	06Z Thu Sep 12	12Z Thu Sep 12

24-Hour Snowfall Accumulation - 25^th Percentile
	Day 1				Day 2				Day 3
Valid for the 24-hour period ending:	12Z Tue Sep 10	18Z Tue Sep 10	00Z Wed Sep 11	06Z Wed Sep 11	12Z Wed Sep 11	18Z Wed Sep 11	00Z Thu Sep 12	06Z Thu Sep 12	12Z Thu Sep 12

24-Hour Snowfall Accumulation - 50^th Percentile
	Day 1				Day 2				Day 3
Valid for the 24-hour period ending:	12Z Tue Sep 10	18Z Tue Sep 10	00Z Wed Sep 11	06Z Wed Sep 11	12Z Wed Sep 11	18Z Wed Sep 11	00Z Thu Sep 12	06Z Thu Sep 12	12Z Thu Sep 12

24-Hour Snowfall Accumulation - 75^th Percentile
	Day 1				Day 2				Day 3
Valid for the 24-hour period ending:	12Z Tue Sep 10	18Z Tue Sep 10	00Z Wed Sep 11	06Z Wed Sep 11	12Z Wed Sep 11	18Z Wed Sep 11	00Z Thu Sep 12	06Z Thu Sep 12	12Z Thu Sep 12

24-Hour Snowfall Accumulation - 90^th Percentile
	Day 1				Day 2				Day 3
Valid for the 24-hour period ending:	12Z Tue Sep 10	18Z Tue Sep 10	00Z Wed Sep 11	06Z Wed Sep 11	12Z Wed Sep 11	18Z Wed Sep 11	00Z Thu Sep 12	06Z Thu Sep 12	12Z Thu Sep 12

24-Hour Snowfall Accumulation - 95^th Percentile
	Day 1				Day 2				Day 3
Valid for the 24-hour period ending:	12Z Tue Sep 10	18Z Tue Sep 10	00Z Wed Sep 11	06Z Wed Sep 11	12Z Wed Sep 11	18Z Wed Sep 11	00Z Thu Sep 12	06Z Thu Sep 12	12Z Thu Sep 12

Viewing Options

Choose a percentile for the specified time:

Choose a 24-hour period for the specified percentile:

12Z Sep 10
18Z Sep 10
00Z Sep 11
06Z Sep 11
12Z Sep 11
18Z Sep 11
00Z Sep 12
06Z Sep 12
12Z Sep 12

Map Overlays

State Boundaries

(Note: The GRIB2 download page contains 4 directories corresponding to the accumulation period of the forecast)


NOAA/ National Weather Service National Centers for Environmental Prediction Weather Prediction Center 5830 University Research Court College Park, Maryland 20740 Weather Prediction Center Web Team	Disclaimer Credits Glossary	Privacy Policy About Us Career Opportunities
Page last modified: