National Weather Service United States Department of Commerce

Snow Across the Great Lakes, Central Appalachians, and Northeast; Unsettled Weather in the West

Light to moderate snow will continue into Saturday over the Great Lakes, Central Appalachians, and Northeast. This weekend into next week, a series of atmospheric rivers will bring gusty winds, periods of heavy rain, and mountain snow to northern California and the Pacific Northwest. Colder temperatures are in store for the weekend from the Great Lakes to East Coast. Read More >

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Briefing PageSevere Weather

Winter Weather 

Briefing PageWinter Weather

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Heavy Rain/Flooding 

Briefing PageHeavy Rainfall

Tropical Weather 

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24 Hour Total Precipitation

Storm Total Precipitation Forecast Three Day Total Precipitation
  • 24 Hour QPF
  • Storm Total QPF
  • Two Day QPF

 

WPC Excessive Rainfall Outlooks (Details)

Mesoscale Precipitation Discussions Day 1 Day 2
Active Mesoscale Precipitation Discussions Day 1 Excessive Rainfall Outlook Day 2 Excessive Rainfall Outlook
Day 3 Day 4 Day 5
Day 3 Excessive Rainfall Outlook Day 4 Excessive Rainfall Outlook Day 5 Excessive Rainfall Outlook

 

Precipitation Accumulation Forecast (click on thumbnails to display below)

6 Hourly Quantitative Precipitation Forecast
  • 0-6 Hourly QPF
  • 6-12 Hourly QPF
  • 12-18 Hourly QPF
  • 18-24 Hourly QPF
 

Probability of Precipitation (PoP) (click on thumbnails to display below)

6 Hourly Probability of Precipitation
  • 0-6 Hourly PoP
  • 6-12 Hourly PoP
  • 12-18 Hourly PoP
  • 18-24 Hourly PoP

 

Mainstem River Observations and Official Forecasts:
Weather Prediction Center Quantitative Precipitation Forecasts
NWS GSP Data: Stream & Lake Levels and Mainstem Forecasts | 24 Hour Observed Precipitation Through 7 AM
Radar Loops: GSP Radar (One-hour precip estimate))  | Charlotte Radar | Southeast Radar Loop
NWS GSP Text Products:
Flash Flood Warning | Flood Warning | Flood Watch / Flash Flood Watch (FFA) - FFA Map
Local Storm Reports | Hazardous Weather Outlook | Area Forecast Discussion | Public Information Statement