Severe Thunderstorms in the Ohio Valley and Mid-Atlantic; Heat Continuing in the Central U.S.

Widespread strong to severe thunderstorms are expected from the Upper Ohio Valley into the Mid-Atlantic through Friday, with damaging winds as the primary threat. Dangerous heat will continue from the South-Central U.S. to the Midwest, Ohio/Tennessee valleys, and Mid-Atlantic. Widespread Major to Extreme Heat Risk is forecast into the weekend and will confine to the South-Central U.S. by Labor Day Read More >

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Last Map Update: Thu, Sep 3, 2026 at 7:00:16 pm PDT

Watches, Warnings & Advisories

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National Weather Service San Francisco Bay Area, CA

National Weather Service San Joaquin Valley, CA

Flash Flood Watch

Lake Wind Advisory

Frost Advisory

Beach Hazards Statement

Gusty Winds Today

Choppy Lakes Through Thursday

Weekend Weather Download

Gusty winds are expected today, creating hazardous crosswinds for high-profile vehicles, turbulence for aviation, choppy lake conditions, and localized blowing dust across desert playas. Ridge-top gusts may exceed 70 mph, while wind-prone stretches of US-395 could see gusts over 50 mph.

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Severe Thunderstorms in the Ohio Valley and Mid-Atlantic; Heat Continuing in the Central U.S.

NWS Forecast Office Reno, NV