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5-day forecast / Dallas, TX

TuesdaySunny104° / 84° 1%
WednesdaySunny104° / 82°
ThursdaySunny100° / 81° 1%
FridaySunny102° / 83° 1%
SaturdayMostly Sunny102° / 83° 7%

Dallas Faces Extreme Heat Warning as Temperatures Soar Near 104F - Jul 21, 4 AM

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

An Extreme Heat Warning is in effect for Dallas as temperatures reach near 104F with heat indices up to 112F. Residents are urged to take precautions against severe heat.

Demarcus Lindgren

July 21, 20262 min read

National Weather Service radar for North Texas (KFWS)
National Weather Service radar for North Texas (KFWS)

*As of Jul 21, 4 AM local time.*

Severe Heat Alert in Effect

Dallas is currently under an Extreme Heat Warning, a severe alert issued by the National Weather Service that remains in effect until the evening. The warning highlights dangerous conditions where heat index values are expected to reach as high as 112F. This alert underscores the critical need for caution as the region experiences prolonged exposure to extreme temperatures.

Current Conditions and Forecast

It is currently Tuesday overnight, and the air temperature stands at 88F. The heat index, or feels-like temperature, is currently 91F. Relative humidity is at 52%, with a dew point of 68F. Winds are blowing from the south southwest at 7 mph, with gusts reaching 9 mph. The sky remains clear.

Today, the sun will dominate the sky, bringing a high near 104F. The low for the day is expected to be near 81F. The chance of precipitation is minimal at just 1%.

Winds will shift to the west southwest, ranging from 0 to 5 mph. Overnight tonight, conditions will remain clear. Temperatures will drop to a low around 81F, though they may rise to around 83F later in the night.

Winds will ease to around 5 mph from the south southwest.

Tomorrow, the heat will persist with sunny skies and a high near 104F. Temperatures are forecast to fall slightly to around 102F in the afternoon. The low for tomorrow night is near 82F.

The chance of rain is 0%. Winds will turn to the north northeast, ranging from 0 to 10 mph. Overnight tomorrow night, skies will be mostly clear, with lows around 82F rising to 84F.

Winds will shift to the east northeast at 5 to 10 mph.

Safety Reminders

Given the severity of the Extreme Heat Warning, it is vital to stay cool and hydrated. Limit outdoor exertion, especially during the midday hours when the sun is strongest. Check on neighbors, particularly the elderly and those without air conditioning.

Ensure pets have access to shade and water. If you must be outside, seek air-conditioned spaces frequently and wear lightweight, light-colored clothing to help manage the intense heat.

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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