Thunderstorms and Heavy Rainfall in the Plains; Hazardous Heat in the South and Southeast

Severe thunderstorms will be possible across the northern/central Plains through Tuesday afternoon and from the central Plains to the Mid-Mississippi Valley Tuesday evening through Wednesday morning. Storms may produce large hail and damaging wind gusts, and heavy rainfall may lead to scattered instances of flash flooding. Meanwhile, hazardous heat persists across the South and Southeast. Read More >

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Last Map Update: Tue, Aug 18, 2026 at 3:22:09 am MDT

Watches, Warnings & Advisories

National Weather Service Grand Junction, CO

National Weather Service Pueblo, CO

National Weather Service Amarillo, TX

National Weather Service NWS Flagstaff, AZ

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National Weather Service Lubbock, TX

National Weather Service NWS Tucson Arizona

National Weather Service El Paso, TX

National Weather Service Midland/Odessa

Extreme Heat Warning

Hazardous Weather Outlook

Tuesday

By The Numbers

High temperatures slowly rise on Tuesday. Storm coverage overall will be at its lowest, though isolated to scattered storms are still expected.

Isolated to scattered showers & storms will develop each afternoon/evening with storms tending to favor the southwestern mountains northeastward to the Sangre de Cristo mountains. Tuesday will be the least active day. Temperatures trend hotter & above normal Tuesday onward.

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