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Extreme Heat Warning
ActiveSan Bernardino and Riverside County Valleys-The Inland Empire; San Diego County Inland Valleys; San Bernardino County Mountains; Riverside County Mountains; Santa Ana Mountains and Foothills
Starts
Ends
Issued
Severity
Severe
Urgency
Expected
Certainty
Likely
Details
* WHAT...Hot and humid conditions with elevated overnight temperatures. Temperatures will be in the 90s for inland Orange County and in the mountains below 6000 feet, 90s to near 100 in the San Diego County valleys, and 100 to 110 for the Inland Empire.
* WHERE...Orange County Inland Areas, Riverside County Mountains, San Bernardino County Mountains, San Bernardino and Riverside County Valleys-The Inland Empire, San Diego County Mountains, San Diego County Valleys, San Gorgonio Pass near Banning, and Santa Ana Mountains and Foothills.
* WHEN...From 10 AM Wednesday to 8 PM PDT Thursday. Hottest on Wednesday.
* IMPACTS...Heat related illnesses increase significantly during extreme heat events. Those spending long periods outdoors will be at greater risk for heat health impacts.
Data from the National Weather Service
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