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5-day forecast / Dallas, TX

FridaySunny100° / 78°
SaturdaySunny100° / 78°
SundayMostly Sunny100° / 77° 6%
MondayChance Rain Showers then Slight Chance Showers And Thunderstorms97° / 76° 41%
TuesdayMostly Sunny95° / 74° 13%

Dallas Heat and Air Quality Alert: Highs Near 100F - Sep 18, 2 PM

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

Dallas faces extreme heat with highs near 100F and an active Air Quality Alert. Current conditions show 95F with low humidity. Sunny skies continue tomorrow.

Demarcus Lindgren

September 18, 20262 min read

National Weather Service radar for North Texas (KFWS)

*As of Sep 18, 2 PM local time.*

Extreme Heat and Air Quality Concerns

Dallas is currently experiencing intense heat, with the air temperature sitting at 95F and feeling like 96F. The relative humidity is 34%, and the dew point is 63F. Winds are blowing at 9 mph with gusts reaching the same speed, while the sky remains mostly clear.

An active Air Quality Alert has been issued by the National Weather Service for the Fort Worth area. While the specific severity and urgency details are not fully specified in the current data, residents should remain aware of potential respiratory impacts associated with poor air quality during these hot conditions.

Today’s Forecast and Conditions

The day will remain sunny, with temperatures climbing to a high near 100F. The heat index values are expected to reach as high as 102F, making the perceived temperature significantly higher than the actual air temperature. There is no chance of precipitation, and winds will shift to a south southeast direction around 5 mph.

As evening approaches, the sky will stay clear, and temperatures will drop to a low around 78F. Even in the cooler night hours, the heat index can still reach 99F, indicating that the air will feel warm well into the evening. Winds will continue from the south southeast at approximately 5 mph.

Tomorrow’s Outlook and Safety

Tomorrow will mirror today’s conditions, featuring sunny skies and a high near 100F. The heat index is projected to hit 101F, maintaining the oppressive heat levels. Winds will come from the south at speeds between 5 and 10 mph.

There is zero chance of rain. As tomorrow night progresses, the sky will be mostly clear, with lows around 78F before rising to about 80F overnight. The heat index may reach 98F.

Given the sustained high temperatures and the active air quality alert, it is prudent to stay hydrated, limit outdoor exertion during the hottest parts of the day, and monitor local air quality updates for any changes in conditions.

National Weather Service radar for North Texas (KFWS)

Sources

National Weather Service radar

National Weather Service forecast data

Open-Meteo weather data

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Demarcus Lindgren

Demarcus Lindgren covers weather, storms, and seasonal life around Dallas.

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