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5-day forecast / Dallas, TX

ThursdaySunny100° / 81° 1%
FridaySunny103° / 82° 2%
SaturdaySunny99° / 77° 9%
SundaySunny97° / 77°
MondaySunny100° / 79°

Dallas Heat Advisory in Effect as Temperatures Climb Near 100 - Jul 30, 4 PM

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

A Heat Advisory is active for Dallas, TX, with dangerous heat index values expected to reach 110 degrees tomorrow. Current conditions show a high of 99F.

Demarcus Lindgren

July 30, 20262 min read

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

*As of Jul 30, 4 PM local time.*

Dangerous Heat Conditions Underway

Dallas, TX, is currently under an active Heat Advisory issued by the National Weather Service in Fort Worth. This moderate-severity alert remains in effect through the evening of July 31. The primary concern is dangerously high heat index values that will make temperatures feel significantly hotter than the actual air temperature.

As of this Thursday afternoon, the air temperature stands at 99F, but the combination of heat and humidity pushes the feels-like temperature to 103F. Relative humidity is at 35%, with a dew point of 66F. Winds are currently blowing from the south at 8 mph, with gusts reaching up to 11 mph. The sky remains mostly clear, allowing intense solar heating to continue.

Forecast for Today and Tomorrow

The National Weather Service forecasts sunny skies today with a high near 100F. Heat index values are expected to climb as high as 108 during the day. Overnight tonight, conditions will remain mostly clear with a low around 81F.

Temperatures may rise slightly to around 83F later in the night. The heat index could still reach 106 overnight due to lingering humidity and warmth. South winds of 5 to 10 mph are expected.

Tomorrow brings even more intense heat. Sunny skies will prevail with a high near 103F. This is the peak of the advisory period, with heat index values projected to hit 110.

Winds will shift to south southwest around 10 mph. Tomorrow night will be mostly clear with a low around 82F, and temperatures may rise to 84F overnight. The heat index could remain as high as 108 during this period.

Safety Reminders

Given the active Heat Advisory and dangerous heat index values, residents are urged to take precautions seriously. Hydrate frequently and limit outdoor exertion, especially during midday hours when solar intensity is highest. Check on elderly neighbors or those without air conditioning, as prolonged exposure to these conditions poses significant health risks. Keep vehicles parked in shade when possible, as interior temperatures can rise rapidly.

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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