Dallas

Dallas Set To Sizzle As Brutal Heat Advisory Hits Thursday

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Published on June 17, 2026
Dallas Set To Sizzle As Brutal Heat Advisory Hits ThursdaySource: IcedCowboyCoffee, CC0, via Wikimedia Commons

This morning is already feeling swampy across Dallas, with temperatures around 77°F and dewpoints in the low 70s making the air feel uncomfortably muggy. By afternoon, the city is expected to heat up into the mid-90s, near 94°F, with the heat index potentially peaking around 104°F. A steady southerly breeze of 5 to 15 mph, with gusts up to about 25 mph, will hang around through the day, offering only limited relief.

Heat Advisory Thursday

According to the National Weather Service Fort Worth, a Heat Advisory will be in effect tomorrow from noon to 9 p.m. CDT, with heat index readings possibly reaching 110°F across the area. Officials are urging people to limit outdoor activity during the peak afternoon hours, stay hydrated, wear lightweight clothing, and never leave children or pets in parked vehicles.

Thunderstorm Chances Late Thursday Into The Weekend

A slow-moving frontal boundary is expected to boost the odds of showers and thunderstorms from late tomorrow night into Friday, which is also Juneteenth. There is a slight chance of storms tomorrow night, around 30%, with coverage increasing on Friday to near 40%. Any storms that do develop could bring brief heavy downpours, strong downburst winds, and localized flooding. If you have outdoor gatherings planned for Friday, June 19, keep plans flexible and monitor updates.

Local Relief And Safety Options

The city is operating cooling centers and has extended access to recreation centers and libraries under its Beat the Heat program. For specific locations and hours, check the City of Dallas. If someone shows signs of heat exhaustion, including heavy sweating, dizziness, nausea, or confusion, move them into the shade, offer cool fluids, and call 911 if symptoms get worse. When possible, plan strenuous outdoor work for early morning or evening.

Afternoon Winds Pick Up

Southerly wind gusts up to about 25 mph may provide only modest relief from the heat and can also increase sun exposure, so shade and sunscreen are still important if you have to be outside. Bring water, wear loose clothing, and schedule activities to avoid the hottest parts of the day.

Dallas-Weather & Environment