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5-day forecast / Dallas, TX

MondaySunny101° / 81° 1%
TuesdaySunny105° / 84° 1%
WednesdaySunny105° / 83° 3%
ThursdaySunny102° / 81° 1%
FridaySunny101° / 82° 1%

Dallas Heat Index Hits 106F as Temperatures Climb - Jul 19, 4 PM

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

Dangerous heat grips Dallas this Sunday afternoon with a heat index of 106F. Conditions remain hot and humid through tomorrow with highs near 101F.

Demarcus Lindgren

July 19, 20262 min read

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

*As of Jul 19, 4 PM local time.*

Dangerous Heat Conditions

Dallas is experiencing dangerous heat levels this Sunday afternoon. The air temperature is currently 99F, but the combination of heat and humidity pushes the feels-like temperature to 106F. Relative humidity stands at 40%, with a dew point of 70F, creating a muggy atmosphere that intensifies the perceived heat.

Winds are light at 3 mph, with gusts reaching up to 10 mph, offering little relief from the warmth. The sky remains mostly clear, allowing the sun to beat down without obstruction.

Forecast for Today and Tomorrow

Today, the high will reach near 98F, with a low around 80F tonight. The chance of precipitation is minimal at 6%, and skies will be mostly sunny. Heat index values are expected to climb as high as 105 during the day.

Tonight, conditions will clear out, with a low around 80F. Heat index values may remain elevated at up to 103. South winds will pick up slightly, ranging from 5 to 10 mph.

Tomorrow, the heat will intensify further. Highs will approach 101F, with a low near 81F. Skies will be sunny, and the chance of precipitation drops to just 1%.

Heat index values could reach 106F. Winds will shift to the southwest, blowing between 5 and 10 mph. Overnight, temperatures will rise to around 83F before settling, with heat index values staying high at 106F.

South southwest winds will continue at 5 to 10 mph.

Safety Reminders

With heat index values exceeding 100F, it is crucial to take precautions. Stay hydrated by drinking plenty of water, even if you do not feel thirsty. Limit outdoor exertion, especially during the midday hours when the sun is strongest.

Seek air-conditioned environments whenever possible. Check on elderly neighbors or those who may be vulnerable to heat-related illnesses. Wear lightweight, light-colored clothing and use sunscreen if you must be outside.

Be aware of the signs of heat exhaustion and heat stroke, and seek medical attention if symptoms appear.

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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