Severe · Extreme Heat WarningActive alert

Extreme Heat Warning issued October 2 at 12:32AM PDT until October 8

Affecting Santa Ana Mountains and Foothills

In effect until: Oct 2, 2026, 10:45 PM

Santa Ana Mountains and Foothills

Likely impact; effects through 10:45 PM.

Stay in air conditioning if possible. Drink water regularly and check on elderly neighbors.

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Read the original bulletin (official text)

* WHAT...For the Extreme Heat Warning, dangerously hot conditions
with temperatures up to 98 expected. For the Wind Advisory, east
winds 15 to 25 mph with gusts to 40 mph expected.

* WHERE...Santa Ana Mountains and Foothills.

* WHEN...For the Extreme Heat Warning, from 10 AM this morning to 8
PM PDT Thursday. For the Wind Advisory, from 6 AM to 6 PM PDT
Saturday.

* IMPACTS...Gusty winds will blow around unsecured objects. Tree
limbs could be blown down and a few power outages may result. Heat
related illnesses increase significantly during extreme heat
events.

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Alert data: U.S. National Weather Service / NOAA · Translation: WeatherTranslate™

Extreme Heat Warning issued October 2 at 12:32AM PDT until October 8

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