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Extreme Heat Warning Issued for North Texas

August 20, 2026 · wweather1 editorial · 1 min read

The National Weather Service in Fort Worth has issued an Extreme Heat Warning for North Texas, bringing dangerously hot conditions with temperatures reaching up to 108 degrees.

The National Weather Service issued the warning on August 20 at 1:24 AM CDT, remaining in effect until 8:00 PM CDT the same evening. The advisory covers multiple counties across the region, including Montague, Cooke, Grayson, Fannin, Lamar, Young, Jack, Wise, Denton, Collin, Hunt, Delta, Hopkins, Stephens, Palo Pinto, Parker, Tarrant, Dallas, Rockwall, Kaufman, Van Zandt, Rains, Hood, Somervell, Johnson, and Ellis.

According to the National Weather Service, the combination of high humidity and extreme heat significantly increases the risk of heat-related illnesses. Residents are advised that extreme heat is particularly dangerous for individuals without reliable shelter.

Authorities recommend limiting time outdoors, especially during the hottest part of the day from 2:00 PM to 7:00 PM. Texans seeking assistance can locate nearby cooling centers through local resources or by dialing 2-1-1.

Why it is dangerous and what to do

⚠️ Safety
• Stay hydrated and drink plenty of water.
• Wear lightweight and loose-fitting clothing.
• Limit strenuous activities to the early morning or evening.
• Never leave young children or pets in an enclosed vehicle.
📊 The numbers, from wweather1 data
Dallas: now +37°, Clear.
That is 8° above the September climate norm.
The record for this date is +41° (2023).
Three-day forecast: 8 September: +39°/+28° · 9 September: +37°/+27° · 10 September: +39°/+26°
The figures are computed automatically from the Open-Meteo/ERA5 archive — no eyeball estimates.

🌍 Weather in nearby cities

📰 Data source: NWS. Forecast and analysis — wweather1, based on Open-Meteo / met.no data.

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