Active Weather Alerts
Extreme Heat Warning
Issued: 9:25 PM Sep. 9, 2026 – National Weather Service
...HEAT ADVISORY IS CANCELLED... ...EXTREME HEAT WARNING NOW IN EFFECT UNTIL 8 PM PDT THURSDAY... * WHAT...For the Extreme Heat Warning, dangerously hot conditions with high temperatures of 90 to 100 on Thursday. Morning low temperatures in the 70s expected. * WHERE...Orange County Inland Areas. * WHEN...Until 8 PM PDT Thursday. * IMPACTS...Heat related illnesses increase significantly during extreme heat events. * ADDITIONAL DETAILS...Major HeatRisk through today. Moderate to major HeatRisk on Thursday. Warm overnight temperatures will limit relief from the heat. 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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