National Weather Service United States Department of Commerce

Prolonged, Intense Heat Wave; Excessive Rainfall in the Southern Rockies; Severe Weather in the Central US

Extremely dangerous heat will persist from the Midwest to the East Coast into late this week. Monsoonal moisture may produce excessive rain and considerable flash flooding and debris flows, especially near recent burn scar areas in New Mexico and west Texas. Severe storms are possible this evening from the southern/central Plains into the Great Lakes, and the northern/central Plains Tuesday. Read More >

Welcome to the National Weather Service San Francisco Bay Area Decision Support Services Page!

 
This page is maintained by the National Weather Service San Francisco Bay Area/Monterey Bay Region.
Forecasts on this page are generally updated twice per day by 5:00 AM and 5:00 PM.

 

This page was developed as a decision tool for our partners to make more informed decisions due to potential weather impacts. This page is not an official forecast product and graphics may not always be update. 
 
Probabilistic Precipitation Graphics

 

 
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MaxT Day 1 Day2 Day3 Day4 Day5
Probability MaxT > 90 Day 1 Day2 Day3 Day4 Day5
Probability MaxT > 100 Day 1 Day2 Day3 Day4 Day5
Probability Graphic

 

 
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MinT Day 1 Day2 Day3 Day4 Day5
Probability MinT < 32 Day 1 Day2 Day3 Day4 Day5
Probability MinT < 28 Day 1 Day2 Day3 Day4 Day5
Probability Graphic

 

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Max Gust Day 1 Day2 Day3 Day4 Day5
Probability Max Wind Gust 25 mph or More Day 1 Day2 Day3 Day4 Day5
Probability Max Wind Gust 40 mph or More Day 1 Day2 Day3 Day4 Day5
Probability Graphic