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5-day forecast / Dallas, TX

SundaySunny100° / 81° 5%
MondaySunny101° / 81° 3%
TuesdaySunny102° / 81° 4%
WednesdaySunny101° / 80° 1%
ThursdaySunny100° / 80° 14%

Dallas Heat Advisory: Dangerous Heat Index Values Expected Through Evening - Sep 6, 2 PM

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

A Heat Advisory is active for Dallas as air temperatures hit 97F and feels-like values reach 102F. Sunny skies and low humidity will persist, with highs near 100F today and 101F tomorrow.

Demarcus Lindgren

September 6, 20262 min read

National Weather Service radar for North Texas (KFWS)

*As of Sep 6, 2 PM local time.*

Dangerous Heat Conditions

A Heat Advisory is currently active for the Dallas area, signaling dangerous heat conditions that residents should take seriously. As of this afternoon, the air temperature stands at 97F, but the combination of heat and humidity means it feels like 102F. The relative humidity is 39%, and the dew point is 68F.

Winds are light at 3 mph, with gusts reaching 13 mph, while the sky remains mostly clear. This lack of wind and cloud cover allows the sun to intensify the heat, making the perceived temperature significantly higher than the actual air temperature.

Forecast Outlook

The weather pattern will remain consistent over the next 24 hours. Today, expect sunny skies with a high near 100F and a low near 81F. The chance of precipitation is minimal at 5%.

Heat index values are expected to climb as high as 105F, driven by east southeast winds ranging from 5 to 10 mph. Tonight, conditions will stay mostly clear with a low around 81F. Despite the drop in air temperature, heat index values will remain high, reaching up to 104F, as south southeast winds shift to 0 to 10 mph.

Tomorrow will bring similar conditions, with sunny skies and a high near 101F. The low will again be near 81F, with a mere 3% chance of rain. Heat index values could peak at 106F, making it feel even more oppressive than today.

Winds will continue to blow from the south southeast at 0 to 10 mph. Overnight, temperatures will remain warm, with lows around 81F before rising to 83F, and heat index values staying near 104F.

Safety Reminders

Given the active Heat Advisory and the sustained high heat index values, it is crucial to take precautions. Limit outdoor exertion, especially during the hottest parts of the day. Stay hydrated by drinking water regularly, even if you do not feel thirsty.

Check on elderly neighbors or those without access to air conditioning. Avoid leaving pets or children in parked vehicles, as temperatures can rise rapidly in enclosed spaces. The combination of high heat and low humidity increases the risk of dehydration and heat-related illnesses, so prioritize safety and comfort throughout the day and into the evening.

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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