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5-day forecast / Dallas, TX

TuesdaySunny100° / 80° 1%
WednesdaySunny101° / 80°
ThursdaySunny100° / 79°
FridaySunny101° / 80°
SaturdaySunny102° / 81°

Dallas Heat Advisory in Effect as Temperatures Climb Near 100 Degrees - Aug 11, 4 AM

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

A Heat Advisory is active for Dallas, TX, with current feels-like temperatures at 83F. Highs near 100F today and 101F tomorrow bring heat index values up to 107.

Demarcus Lindgren

August 11, 20262 min read

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

*As of Aug 11, 4 AM local time.*

Current Conditions and Alert Status

Dallas residents are currently under an active Heat Advisory issued by the National Weather Service in Fort Worth. This moderate-severity alert, expected to be in effect during the overnight hours and extending through the day, signals dangerous heat conditions that require caution. It is currently Tuesday overnight, and the air temperature stands at 81F with a feels-like temperature of 83F.

The relative humidity is at 66%, with a dew point of 68F. Winds are blowing from the south at 7 mph, with gusts reaching up to 19 mph under clear skies.

Forecast for Today and Tomorrow

Today will be sunny with a high near 100F and a low near 79F. The chance of precipitation is just 1%. According to official forecasts, heat index values are expected to reach as high as 107 today. Winds will shift to the south-southwest at 5 to 10 mph, with gusts potentially hitting 20 mph.

Tonight, skies will remain mostly clear. Temperatures will drop to a low around 79F but may rise slightly to around 81F during the overnight hours. South winds will persist at 5 to 10 mph.

Tomorrow brings another sunny day with a high near 101F and a low near 80F. The chance of precipitation drops to 0%. Heat index values are forecast to reach as high as 104. Winds will increase slightly, coming from the south at 10 to 15 mph, with gusts as high as 25 mph.

Safety Reminders

Given the active Heat Advisory and extreme heat index values, it is crucial to stay hydrated and limit midday exertion. Check on elderly neighbors or those without air conditioning, as the heat can be dangerous even at night when temperatures remain elevated. Ensure pets have access to cool water and shade. Avoid prolonged exposure to direct sunlight during peak hours to prevent heat-related illnesses.

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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