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EXTREME HEAT WARNING
EXTREME HEAT WARNING ISSUED SEPTEMBER 11 AT 12:03PM MST UNTIL SEPTEMBER 11 AT 8:00PM MST
Effective: 2026-09-11 12:03:00 [EXPIRED]
Expires: 2026-09-11 20:00:00
Issued by: NWS Phoenix AZ
Alert Text
* WHAT...DANGEROUSLY HOT AND HUMID CONDITIONS. AFTERNOON TEMPERATURES106 TO 111 EXPECTED. MAJOR HEAT RISK.
* WHERE...PORTIONS OF IMPERIAL COUNTY, INCLUDING THE IMPERIAL VALLEY.
* WHEN...UNTIL 8 PM PDT THIS EVENING.
* IMPACTS...HEAT RELATED ILLNESSES INCREASE SIGNIFICANTLY DURING EXTREME HEAT EVENTS. OVEREXPOSURE CAN CAUSE HEAT CRAMPS AND HEAT EXHAUSTION TO DEVELOP AND, WITHOUT INTERVENTION, CAN LEAD TO HEAT STROKE.
More Information
Target Area
IMPERIAL COUNTY SOUTHWEST, IMPERIAL COUNTY WEST, IMPERIAL VALLEY
EXPIRED / ARCHIVED — This alert is no longer active and is maintained for historical record only.
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