Dallas

Dallas Residents to Brace for Searing Heat Followed by Stormy Weather Shift, Says National Weather Service

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Published on September 23, 2025
Dallas Residents to Brace for Searing Heat Followed by Stormy Weather Shift, Says National Weather ServiceSource: Shiva Shenoy from Flower Mound, United States, CC BY 2.0, via Wikimedia Commons

As the City of Dallas braces for a mix of scorching heat and looming thunderstorms, residents can expect a dramatic shift in weather patterns starting Tuesday. Today's forecast predicts sunny skies with a high near 96 degrees and heat index values reaching up to 104, accompanied by a south wind around 10 mph, gusting as high as 20 mph. Transitioning into the night, showers and thunderstorms are likely, especially between 1 am and 4 am, followed by potential showers and a thunderstorm after 4 am, according to the National Weather Service.

Despite the clarity of the skies this afternoon, the National Weather Service warns of an increasing cloud cover, with a low settling around 71 degrees as the wind shifts from south to west northwest after midnight. Accruing moisture in the atmosphere is expected to bring a 70% chance of precipitation, with rainfall amounts estimated between a quarter and half an inch. 

Looking ahead to Wednesday, Dallas faces a 50% chance of continued showers and thunderstorms under mostly cloudy skies, with a high near 81 degrees. North-northwest winds will prevail, blowing 5 to 10 mph with gusts that could reach 20 mph. By nightfall, the sky is expected to clear up, leading to a low around 66 degrees and a northwest wind of around 5 mph.

The latter part of the week suggests a return to calmer, clearer skies, with Thursday forecasted to be sunny with a peak temperature near 83 degrees. The north northwest wind will persist, blowing lightly between 5 to 10 mph. Come evening, the clarity continues as temperatures dip to a comfortable low around 64 degrees, with the north wind calming to a whisper. Subsequent days through Monday promise a consistent pattern of sunny to mostly sunny skies with highs steadily climbing from the mid to upper 80s and lows hovering in the mid-60s.

Dallas-Weather & Environment