National Weather Service United States Department of Commerce
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Last Map Update: Tue, Jul 23, 2024 at 2:40:42 am MST

An Excessive Heat Warning is now in effect through 8 PM PDT Friday for southeast California and portions of the Colorado River Valley in Arizona. High temperatures will range from 107-114 degrees with heat indices reaching 115-122 degrees in the warned area.
Increased humidity across the lower Colorado River Valley and Imperial Valley will make it feel much hotter this afternoon with heat index values between 115-121 degrees.

 

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