Heavy Rainfall and Severe Thunderstorms in the Midwest and Ohio Valley Tuesday

Multiple rounds of severe thunderstorms appear likely Tuesday across the Midwest and Ohio Valley, with severe wind gusts in excess of 75 mph as the primary threat. Heavy to excessive rainfall may lead to considerable flash and urban flooding impacts Tuesday across portions of the Ohio Valley. A Moderate Risk (level 3 of 4) of excessive rainfall has been issued. Read More >

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Last Map Update: Mon, Aug 10, 2026 at 7:24:28 pm PDT

Watches, Warnings & Advisories

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National Weather Service San Joaquin Valley, CA

National Weather Service Los Angeles, CA

Extreme Heat Warning

Gale Warning

Coastal Flood Advisory

Small Craft Advisory

Isolated thunderstorms possible Wednesday

Coastal Flood Advisory

Moisture & instability are increasing, bringing a threat for showers & thunderstorms Wednesday afternoon and evening.

A Coastal Flood Advisory remains in effect for bayshore locations along the San Francisco Bay, San Pablo Bay, and Monterey Bay. Up to 1.6 feet of inundation above ground level in low-lying areas near shorelines and tidal waterways. High tide may flood coastal trails, cut off access to some low-lying coastal areas and beaches, and bring water and waves farther up the beach than typical. Allow extra time for travel, do not drive around barricades or through water, and protect flood-prone property! #CAwx

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Heavy Rainfall and Severe Thunderstorms in the Midwest and Ohio Valley Tuesday

NWS Forecast Office San Francisco, CA