National Weather Service United States Department of Commerce

Dangerous Heat in the Western U.S.; Heavy Rain and Flooding Potential in the Southern Rockies and Southwest

Widespread high temperatures in the 90s with heat indices exceeding 100 degrees will persist across the western U.S. this weekend into the week. There are fire weather concerns in the Pacific Northwest and the Great Basin. Monsoon conditions continue to linger across the Southern Rockies and Southwest posing a heavy rainfall threat which may lead to additional flash flooding concerns. Read More >

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Last Map Update: Sun, Jul 21, 2024 at 6:20:09 am PDT

Lewiston Dam restoration release flows are scheduled to impact the Trinity River through early next week. This means, despite the hot and dry weather conditions, the Trinity River may be a little swifter and colder than what's normal this time of year. Keep this in mind when visiting the Trinity river. Stay safe by wearing a life jacket for river activities. Find pools with slow moving water and avoid entering fast moving water, even if it seems shallow.


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