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Orange County Alerts
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WARNINGS - WATCHES - ADVISORIES - STATEMENTS
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Updated:August 1, 2026 5:15 pm PDT

Extreme Heat Warning EXTREME HEAT WARNING  
Orange County
Effective: Sat, 8/1 1:03pm Severity:  Severe 
Updated: August 1, 2026 5:15 pm Urgency: Expected
Expires: Sat, 8/1 10:15pm Certainty: Likely
Areas Affected: Orange County Inland
 
Alert Details: 
* WHAT...Dangerously hot conditions with high temperatures in the
mid 90s east of Interstate 5 expected.

* WHERE...Orange County Inland Areas.

* WHEN...Until 8 PM PDT Sunday.

* 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.
Extreme Heat Warning EXTREME HEAT WARNING  
Orange County
Effective: Sat, 8/1 1:03pm Severity:  Severe 
Updated: August 1, 2026 5:15 pm Urgency: Expected
Expires: Sat, 8/1 10:15pm Certainty: Likely
Areas Affected: Santa Ana Mountains and Foothills
 
Alert Details: 
* WHAT...Dangerously hot conditions with high temperatures in the
90s expected.

* WHERE...Santa Ana Mountains and Foothills.

* WHEN...Until 8 PM PDT Sunday.

* 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  
Orange County
Effective: Sat, 8/1 1:03pm Severity:  Moderate 
Updated: August 1, 2026 5:15 pm Urgency: Expected
Expires: Sat, 8/1 10:15pm Certainty: Likely
Areas Affected: Orange County Coastal
 
Alert Details: 
* WHAT...High temperatures in the 80s.

* WHERE...Orange County Coastal Areas.

* WHEN...Until 8 PM PDT Sunday.

* 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.