Extreme heatwave grips western US as NWS issues warnings across California, Arizona, Nevada, and Utah; desert temperatures forecast to hit 49°C (120°F) Saturday, raising risks of heat illness and wildfire.
The U.S. National Weather Service issued extreme heat warnings on Saturday for parts of California, Arizona, Nevada, and Utah as a blistering heatwave swept the western United States, with temperatures in some southwestern deserts forecast to reach 49 degrees Celsius (120°F).
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