CALWIRE Weather Roundup (Wednesday, September 30, 2026)

By Calwire Weather Desk

  By Calwire Weather Desk

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5 active weather alerts statewide today, led by a extreme heat watch for San Diego County Coastal Areas, plus coverage for San Francisco, Catalina and Santa Barbara Islands.

EXTREME HEAT WATCH — San Diego County Coastal Areas

Extreme Heat Watch issued September 30 at 3:05AM PDT until October 7 at 9:00PM PDT by NWS San Diego CA

COASTAL FLOOD ADVISORY — San Diego County Coastal Areas

Coastal Flood Advisory issued September 30 at 2:02AM PDT until September 30 at 5:00PM PDT by NWS San Diego CA

COASTAL FLOOD ADVISORY — San Francisco

Coastal Flood Advisory issued September 29 at 2:54PM PDT until October 1 at 5:00PM PDT by NWS San Francisco CA

BEACH HAZARDS STATEMENT — Catalina and Santa Barbara Islands

Beach Hazards Statement issued September 29 at 1:45PM PDT until September 30 at 5:00PM PDT by NWS Los Angeles/Oxnard CA

BEACH HAZARDS STATEMENT — Santa Barbara County Southwestern Coast

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Filed Under: Weather CALWIRE Weather Roundup Wednesday