San Joaquin Valley, CA

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Historic April 21st 2026 Tornado Event

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Last Map Update: Thu, Sep 24, 2026 at 9:02:30 am PDT

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Chance of Triple Digit Heat

Heat Can Quickly Escalate in Cars

A late season chance for triple digit heat exists across the San Joaquin Valley this Thursday. Regionwide temperatures 10-15 degrees above average present a moderate risk for heat illness, especially to those sensitive to heat.

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NWS Forecast Office Hanford, CA