Heat Advisory in Orange County, California
Issued by the National Weather Service and archived by Claims Pages
8/19/2025 12:28:00 PM (UTC)
Urgency: Expected
Severity: Moderate
Certainty: Likely
8/19/2025 12:28:00 PM until 8/19/2025 10:00:00 PM
Drink plenty of fluids, stay in an air-conditioned room, stay out of
the sun, and check up on relatives and neighbors.
* WHAT...Dangerously hot conditions with temperatures 90 to near 100
degrees possible.
* WHERE...Orange County Inland Areas and Santa Ana Mountains and
Foothills.
* WHEN...From 10 AM Thursday to 8 PM PDT Friday.
* IMPACTS...Hot temperatures may cause heat illnesses.
* ADDITIONAL DETAILS...Above average temperatures overnight will
limit overnight relief from the heat. Widespread moderate to
locally major HeatRisk.
