National Weather Service United States Department of Commerce

Extreme Heat and Excessive Rainfall Today

Dangerous and extreme heat will remain across portions of the southern U.S. this week. A heat wave over the Southwest U.S. will intensify this week, peaking and expanding into the Intermountain West and northern High Plains this weekend. Multiple rounds of thunderstorms will produce heavy to excessive rainfall with significant flash flooding across portions of southern New England today. Read More >

Click a location below for detailed forecast.

Last Map Update: Wed, Jul 29, 2026 at 2:42:17 pm CDT

A Heat Advisory is in effect until 8 PM MDT /9 PM CDT/ this evening for the Davis, Guadalupe, Chinati, and Delaware Mountains, as well as Chisos Basin. Although other locations are left out of the Advisory, please note that it will still be hot elsewhere. Be sure to stay hydrated and wear lightweight, light-colored clothing.
Highs today and Thursday will average ~ 6-8 F above climatology. Rain chances are slim-to-none.
Multiple days of 100+ degree heat means a greater chance of heat stress and heat illness this week. Be aware of the signs of heat stress, limit time spent outdoors (especially during the hottest part of the day), and stay hydrated!

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