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5-day forecast / Denison, TX

ThursdaySunny100° / 79° 1%
FridaySunny then Slight Chance Showers And Thunderstorms100° / 79° 18%
SaturdaySunny98° / 79° 12%
SundaySunny99° / 78° 1%
MondaySunny98° / 79° 1%

Denison faces very hot weather today, high near 100F - Aug 6, 4 AM

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

Denison is already at 79F overnight, feeling like 80F, with clear skies. Today is sunny and very hot with a high near 100F and no active weather alerts.

Briar Iverson

August 6, 20261 min read

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

*As of Aug 6, 4 AM local time.*

Very hot start

Very hot weather is the main story for Denison. Overnight, it is already 79F, and it feels like 80F. The air is humid enough to notice, with relative humidity at 67% and a dew point of 67F. Wind is 7 mph with gusts to 18 mph, and the sky is clear.

Today brings sunny weather and a high near 100F. The heat index may reach 103F. The chance of precipitation is only 1%, so the forecast points to a dry, bright day.

Tonight and tomorrow

Tonight stays mostly clear, with a low around 79F and temperatures rising to around 81F overnight. Heat index values may be as high as 102F. South wind is forecast at 5 to 10 mph.

Tomorrow looks hot again, with a high near 100F and a low near 79F. The forecast starts sunny, then carries a slight chance of showers and thunderstorms. The precipitation chance is 18%, and the heat index may reach 103F. South wind is expected at 5 to 10 mph.

Alerts and safety

No active weather alerts are posted for Denison. Still, this level of heat can wear people down quickly. Drink water, take breaks in shade or air conditioning when you can, and limit strenuous outdoor work during the hottest stretch. Check on people and pets who may have trouble staying cool, and never leave anyone in a parked vehicle.

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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Briar Iverson

Briar Iverson covers weather, storms, and seasonal life around Denison.

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