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 2:50:43 pm MDT

Watches, Warnings & Advisories

National Weather Service Grand Junction, CO

National Weather Service NWS Flagstaff, AZ

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National Weather Service NWS Tucson Arizona

Flash Flood Warning

Extreme Heat Warning

Flood Advisory

Hazardous Weather Outlook

Today

Hazardous Heat Saturday

Hazardous Heat Sunday

Temp & Precip Outlook

Heat Continues

Hazardous Heat

Hot temperatures will continue with scattered-to-isolated showers and thunderstorms.

Near-record high temperatures are forecast in many central and eastern locations on Saturday.

Near-record to record high temperatures are forecast over central and eastern areas Saturday.

There will be decreasing coverage of showers and thunderstorms with each day through Monday, then greater coverage Tuesday and especially Wednesday. Near-record to record high temperatures are forecast for central and eastern NM through at least Tuesday.

High confidence exists that above normal temperatures are favored through the end of the month across all of NM.

Heat can escalate quickly. Warm temperatures can quickly become dangerous. Heat is one of the most deadly weather hazards - don't underestimate it. Never leave people or pets alone in a car. Drink plenty of water, even if you don't feel thirsty. Wear loose-fitting, light-colored clothing. Spend time in air conditioning and in the shade.