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Extreme Heat Warning
ActiveSanta Ana Mountains and Foothills
Status
In Progress
Started about 1 hour ago
Ends
Issued
Severity
Severe
Urgency
Expected
Certainty
Likely
Details
* WHAT...For the Extreme Heat Warning, dangerously hot conditions with high temperatures in the 90s to near 100 on Thursday with morning low temperatures in the 70s expected.
* WHERE...Santa Ana Mountains and Foothills.
* WHEN...Until 8 PM PDT Thursday.
* IMPACTS...Heat related illnesses increase significantly during extreme heat events.
* ADDITIONAL DETAILS...Areas of Major HeatRisk. Very warm overnight temperatures will limit relief from the heat.
Data from the National Weather Service
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