Dallas/ Weather & Environment

Dallas Meltdown: Triple-Digit Heat Wave Grips City Through Labor Day Week

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Published on September 06, 2026
Dallas Meltdown: Triple-Digit Heat Wave Grips City Through Labor Day WeekSource: IcedCowboyCoffee, CC0, via Wikimedia Commons

Dallas is heading into a long, hot stretch, with today’s temperature climbing from the low 80s early in the morning to around 101 degrees by afternoon. A heat advisory takes effect at noon, with the heat index expected to reach as high as 107 before conditions ease this evening.

Skies should remain sunny for most of the day, with southeast winds increasing to around 10 mph by afternoon. Rain chances are minimal in Dallas, although isolated showers and thunderstorms could develop farther south of the U.S. 84 corridor.

Heat Advisory Covers The Afternoon

The advisory runs from noon through 8 p.m. today across parts of North Texas, according to the National Weather Service. The combination of triple-digit temperatures and humidity can raise the risk of heat exhaustion, especially for people working outside, exercising, or attending Labor Day activities.

Residents should drink plenty of water, take frequent breaks in shade or air conditioning, and avoid the hottest part of the afternoon when possible. Children, older adults, people with chronic medical conditions, and pets are especially vulnerable, and no one should be left in a parked vehicle.

Triple-Digit Heat Sticks Around Dallas

Labor Day is expected to be sunny and just as hot, with a high near 101 and heat index values again reaching about 105. Tuesday could be even hotter, with a high near 102, while Wednesday through Friday are forecast to remain around 101 degrees before Saturday eases slightly to about 100.

Overnight relief will be limited, with lows generally in the upper 70s to lower 80s. Rain chances stay low most of the week, though a few stray showers or thunderstorms could appear late in the week as the weather pattern becomes a little less stagnant.

Dallas Cooling Options

People needing a break from the heat can use Dallas public libraries and recreation centers during regular business hours, along with designated cooling locations listed by the City of Dallas. Officials also recommend checking on neighbors and relatives who may have difficulty staying cool during the afternoon.

Dallas-Weather & Environment