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 5:26:48 pm MDT

Watches, Warnings & Advisories

National Weather Service NWS Flagstaff, AZ

National Weather Service Albuquerque, NM

National Weather Service NWS Tucson Arizona

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Extreme Heat Warning

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Friday

Late August Heat

5 Day Outlook

Extended Outlook

Heat Safety

Saturday

Above normal late-August temperatures are expected on Friday. Isolated showers and thunderstorms over mountains (20-30% coverage).

Forecast high temperatures for El Paso and southern New Mexico. Above normal late-August temperatures expected.

5 Day Outlook

Above normal temperatures are projected to last for the rest of August as high pressure sits over the region.

Stay cool and hydrated during this late-season heat wave.

Hot conditions continue with near-record heat. The mountains will see isolated to scattered thunderstorms while the lowlands see isolated thunderstorms, mainly west of the Rio Grande.

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

NWS El Paso