Severe · Extreme Heat WarningActive alert
Extreme Heat Warning issued October 4 at 11:32AM PDT until October 8
Affecting Orange County Coastal
In effect until: Oct 5, 2026, 5:00 AM
Orange County Coastal
Likely impact; effects through 5:00 AM.
Stay in air conditioning if possible. Drink water regularly and check on elderly neighbors.
Read the original bulletin (official text)
* WHAT...Dangerously hot conditions with high temperatures ranging from the mid 80s to low 90s at the beaches to the mid 90s to around 100 for inland coastal areas expected. Nights will be very warm with low temperatures in the low to mid 70s. * WHERE...Orange County Coastal 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™