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Updated:October 4, 2026 1:15 am PDT

Extreme Heat Warning EXTREME HEAT WARNING  
Santa Barbara County

  Effective: Sat, 10/3 12:15pm Severity:  Severe 
  Updated: October 4, 2026 1:15 am Urgency: Expected
  Expires: Wed, 10/7 8:00pm Certainty: Likely

Areas Affected: Cuyama Valley - Santa Barbara County Southwestern Coast - Santa Barbara County Southeastern Coast - Santa Ynez Mountains Western Range - Santa Ynez Mountains Eastern Range - Santa Barbara County Interior Mountains - Santa Cruz and Anacapa Islands
 
Alert Details:
* WHAT...Dangerously hot conditions with temperatures up to 85 at the
coast and 100 in the mountains and Cuyama valley.

* WHERE...Cuyama Valley, Santa Barbara County Interior Mountains,
Santa Barbara County Southeastern Coast, Santa Barbara County
Southwestern Coast, Santa Cruz and Anacapa Islands, Santa Ynez
Mountains Eastern Range, and Santa Ynez Mountains Western Range.

* WHEN...Until 8 PM PDT Thursday.

* IMPACTS...Heat related illnesses increase significantly during
extreme heat events.

Information:
Drink plenty of fluids, stay in an air-conditioned room, stay out of
the sun, and check up on relatives and neighbors.
Heat Advisory HEAT ADVISORY  
Santa Barbara County

  Effective: Sat, 10/3 12:15pm Severity:  Moderate 
  Updated: October 4, 2026 1:15 am Urgency: Expected
  Expires: Wed, 10/7 8:00pm Certainty: Likely

Areas Affected: San Luis Obispo County Inland Central Coast - Santa Lucia Mountains - Southern Salinas Valley - San Luis Obispo County Interior Valleys - San Luis Obispo County Mountains - Santa Barbara County Inland Central Coast - Santa Ynez Valley
 
Alert Details:
* WHAT...Dangerously hot conditions with temperatures around 90 near
the coast to 103 inland.

* WHERE...San Luis Obispo County Inland Central Coast, San Luis
Obispo County Interior Valleys, San Luis Obispo County Mountains,
Santa Barbara County Inland Central Coast, Santa Lucia Mountains,
Santa Ynez Valley, and Southern Salinas Valley.

* WHEN...Until 8 PM PDT Wednesday.

* IMPACTS...Hot temperatures may cause heat illnesses.

Information:
Drink plenty of fluids, stay in an air-conditioned room, stay out of
the sun, and check up on relatives and neighbors.