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5-day forecast / Dallas, TX

FridaySunny95° / 78° 2%
SaturdaySunny100° / 79° 3%
SundaySunny101° / 80° 7%
MondaySunny101° / 80° 1%
TuesdaySunny101° / 80° 2%

Dallas Heat Index Reaches 101 Degrees as Clear Skies Persist - Sep 4, 2 PM

Dallas weather, updated every four hours — local forecasts you can trust.

Dallas residents face dangerous heat conditions today with a heat index near 101 degrees. Clear skies and low humidity are expected to continue through tomorrow, with highs climbing to 99 degrees.

Demarcus Lindgren

September 4, 20262 min read

National Weather Service radar for North Texas (KFWS)

*As of Sep 4, 2 PM local time.*

Dangerous Heat Conditions

The primary concern for Dallas this afternoon is the intense heat. The air temperature currently sits at 97 degrees Fahrenheit, but the combination of conditions makes it feel like 101 degrees. This high heat index is the most significant factor for anyone spending time outdoors.

The sky is currently clear, and the relative humidity is 37 percent, with a dew point of 66 degrees. Winds are light, blowing from the south southeast at 6 miles per hour with gusts reaching 12 miles per hour. These conditions contribute to the perceived temperature being higher than the actual air temperature, creating a dangerous environment for prolonged exposure.

Forecast for Today and Tonight

For the remainder of today, the weather pattern remains consistent with the current state. A slight chance of rain showers was possible earlier, but the outlook is now for sunny skies. The high temperature will remain near 97 degrees, with heat index values potentially reaching 100 degrees.

The low temperature for tonight is expected to be around 77 degrees, though temperatures may rise slightly to around 79 degrees overnight. The sky will be mostly clear tonight, and winds will shift to a range of 0 to 10 miles per hour from the south southeast.

There are no active National Weather Service alerts in effect, meaning the heat is the sole notable weather factor to monitor.

Outlook for Tomorrow

Tomorrow brings a continuation of the warm and dry pattern. The high temperature is forecast to climb slightly, reaching near 99 degrees. The heat index values could peak at 102 degrees, indicating that the perceived heat will remain intense.

The sky will be sunny throughout the day, with a very low chance of precipitation at just 5 percent. Winds will be lighter than today, ranging from 0 to 5 miles per hour from the south southeast. As the day progresses into the evening, the low temperature will settle around 78 degrees, potentially rising to 80 degrees overnight.

The sky will remain mostly clear. Given the sustained high heat index values, it is advisable to stay hydrated and limit strenuous outdoor activities during the warmest parts of the day.

National Weather Service radar for North Texas (KFWS)

Sources

https://radar.weather.gov

https://api.weather.gov

https://open-meteo.com

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Demarcus Lindgren

Demarcus Lindgren covers weather, storms, and seasonal life around Dallas.

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