National Weather Service United States Department of Commerce

Dangerous Heat over the South-Central and Southwest U.S. Through Next Week

Dangerous heat persists across the Desert Southwest through this weekend and across the Southern Plains and Lower Mississippi Valley through at least the middle of next week. Numerous daily record high temperatures are expected through at least Tuesday for much of Texas and Oklahoma as well as portions of Louisiana, New Mexico, and Arizona. Read More >

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Last Map Update: Fri, Aug 21, 2026 at 10:42:22 am MDT

A ridge of high pressure will bring very hot temperatures to the region, especially on Thursday and Friday. The highest temperatures will occur in the Upper Treasure Valley and the Magic Valley, with daytime highs above 100F.
A ridge of high pressure will bring very hot temperatures to the region, especially on Thursday and Friday. The highest temperatures will occur in the Upper Treasure Valley and the Magic Valley, with daytime highs above 100F.

 

 

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