Severe Thunderstorm and Tropical Storm Bertha Impacts

Numerous severe thunderstorms are expected across a broad region from the Ohio Valley to the Mid-Atlantic and Northeast States today into tonight. Swaths of damaging wind gusts are expected and some tornadoes are possible. Bertha is expected to bring tropical storm conditions to portions of the Gulf Coast from the Florida Panhandle westward to southeastern Louisiana later today and Wednesday. Read More >

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Last Map Update: Tue, Jul 21, 2026 at 11:32:19 am PDT

Watches, Warnings & Advisories

National Weather Service San Francisco Bay Area, CA

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National Weather Service Los Angeles, CA

Extreme Heat Warning

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Beach Hazards Statement

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Dangerous Desert Heat

An Extreme Heat Watch has been issued for Indian Wells Valley and the Mojave Desert valid Thursday, July 23rd through Monday, July 27th. Afternoon highs up to 112 degrees are expected, and morning lows between 75 and 80 degrees will provide little relief. Stay hydrated, use air conditioning and remain in cool places during the day, and avoid outdoor activities during the warmest parts of the day.

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Severe Thunderstorm and Tropical Storm Bertha Impacts

NWS Forecast Office Hanford, CA