Severe · Extreme Heat WarningActive alert

Extreme Heat Warning issued October 5 at 3:19AM PDT until October 8

Affecting Orange County Inland

In effect until: Oct 5, 2026, 10:45 PM

Orange County Inland

Likely impact; effects through 10:45 PM.

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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Read the original bulletin (official text)

* WHAT...Dangerously hot conditions with high temperatures in the
upper 90s to 103. Nights will be very warm with low temperatures in
the lower to mid 70s.

* WHERE...Orange County Inland Areas.

* WHEN...Until 8 PM PDT Thursday.

* IMPACTS...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 5 at 3:19AM PDT until October 8

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