Dangerous Heat in the Southwest; Severe Thunderstorms from the Central Plains into the Ohio Valley

Dangerous heat will build across the Southwest U.S. through the end of the week with daytime highs of 110-115°F. Isolated to widely scattered severe storms are expected across parts of the central and southern High Plains, Great Lakes into the Ohio Valley, and parts of the Ozarks to Lower Mississippi Valley today. Read More >

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Last Map Update: Wed, Aug 26, 2026 at 5:48:20 am MST

Watches, Warnings & Advisories

National Weather Service Salt Lake City, UT

National Weather Service Grand Junction, CO

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National Weather Service Albuquerque, NM

National Weather Service NWS Tucson Arizona

Extreme Heat Warning

Air Quality Alert

Precipitation Chances - Today & Thursday

Extreme Heat Through Friday

Low-grade monsoonal conditions with isolated storms across the higher terrain expected through Friday. Increased monsoon activity develops over the weekend and into next week.