WPC Probabilistic Winter Precipitation Guidance

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


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
WPC Overview About the WPC Mission and Vision WPC History About Our Products Other Sites FAQs
Meteorological Calculators
Contact Us About Our Site About Our Products

Product Selection

48-Hour Probability of Snow Accumulating ≥ 8"
	Day 2				Day 3
Valid for the 48-hour period ending:	12 UTC Tue Apr 21	18 UTC Tue Apr 21	00 UTC Wed Apr 22	06 UTC Wed Apr 22	12 UTC Wed Apr 22

48-Hour Probability of Snow Accumulating ≥ 12"
	Day 2				Day 3
Valid for the 48-hour period ending:	12 UTC Tue Apr 21	18 UTC Tue Apr 21	00 UTC Wed Apr 22	06 UTC Wed Apr 22	12 UTC Wed Apr 22

48-Hour Probability of Snow Accumulating ≥ 18"
	Day 2				Day 3
Valid for the 48-hour period ending:	12 UTC Tue Apr 21	18 UTC Tue Apr 21	00 UTC Wed Apr 22	06 UTC Wed Apr 22	12 UTC Wed Apr 22

48-Hour Probability of Snow Accumulating ≥ 24"
	Day 2				Day 3
Valid for the 48-hour period ending:	12 UTC Tue Apr 21	18 UTC Tue Apr 21	00 UTC Wed Apr 22	06 UTC Wed Apr 22	12 UTC Wed Apr 22

48-Hour Probability of Snow Accumulating ≥ 30"
	Day 2				Day 3
Valid for the 48-hour period ending:	12 UTC Tue Apr 21	18 UTC Tue Apr 21	00 UTC Wed Apr 22	06 UTC Wed Apr 22	12 UTC Wed Apr 22

Viewing Options

Choose an accumulation for the specified time:

Choose a 48-hour period for the specified amount:

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: