Severe Storms and Heavy Rain in Texas; Record Heat Along the East Coast

Scattered severe storms with large hail, isolated severe gusts, and localized flooding are expected across parts of west Texas. Isolated flash flooding is also possible in the central Gulf coast. An early season heat wave will continue to impact the eastern U.S. today, before isolated severe storms move across the central Appalachians into the Mid-Atlantic and far southern New England. Read More >

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Last Map Update: Wed, May 20, 2026 at 5:56:28 am PDT

Watches, Warnings & Advisories

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National Weather Service San Francisco Bay Area, CA

National Weather Service San Joaquin Valley, CA

Gale Warning

Small Craft Advisory

Moderate HeatRisk

Wednesday High Temps

Fire Weather Safety

Temperatures warm mid to late this week, with Valley highs approaching 100 degrees by Thursday. Warm overnight lows will bring limited relief. Widespread Moderate HeatRisk is expected.