Slow System Impacts Southern California and Southwest; Severe Weather Threats Over The East

A slow moving storm system will deliver heavy mountain snow and rainfall to southern California and the Desert Southwest through late week. The locally heavy rainfall may pose a flash flood risk, especially to burn scar locations. Severe thunderstorms capable of damaging winds, large hail, and isolated tornadoes will be possible from the Great Lakes and Ohio Valley into the Mid-Atlantic today. Read More >

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Severe Weather

Winter Weather

EM Briefing

Heavy Rain/Flooding

Briefing Page Heavy Rainfall

Tropical Weather

24 Hour Total Precipitation	Storm Total Precipitation Forecast	Two Day Total Precipitation

WPC Excessive Rainfall Outlooks (Details)

Day 1	Day 2	Day 3

Mesoscale Precipitation Discussions

Precipitation Accumulation Forecast (click on thumbnails to display below)

6 Hourly Quantitative Precipitation Forecast

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

6 Hourly Probability of Precipitation

Main Stem River Observations and Forecasts:

Weather Prediction Center Quantitative Precipitation Forecasts

NWS GSP Data: River & Lake Levels and Forecasts | 24 Hour Observed Precipitation Through 7 AM

Radar Loops: Local Radar (KGSP) | Southeast Radar Loop | National Radar Loop

NWS GSP Text Products: Flood Watch / Flash Flood Watch (FFA) -- FFA Map

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