Santa Ana Mountains and Foothills
Heat Advisory from THU 10:00 AM PDT until FRI 8:00 PM PDT
Issued August, 21 2025 at 2:45 AM - US/Pacific expires August, 22 2025 at 8:00 PM - US/Pacific
...HEAT ADVISORY REMAINS IN EFFECT FROM 10 AM THIS MORNING TO 8 PM
PDT FRIDAY...
* WHAT...Temperatures up to 96 expected.
* WHERE...Orange County Inland Areas and Santa Ana Mountains and
Foothills.
* WHEN...From 10 AM this morning to 8 PM PDT Friday.
* IMPACTS...Hot temperatures may cause heat illnesses.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Drink plenty of fluids, stay in an air-conditioned room, stay out of
the sun, and check up on relatives and neighbors.
Do not leave young children and pets in unattended vehicles. Car
interiors will reach lethal temperatures in a matter of minutes.
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