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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%

Very hot, humid weather grips Denison with highs near 100F - Aug 6, 8 AM

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

Denison is at 82F with an 86F feel, clear sky and humidity at 66%. Today is sunny with a high near 100F and no active NWS/NOAA weather alerts listed.

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, 8 AM local time.*

Heat leads the forecast

Denison starts with very hot, humid weather, and the heat remains the main story today. Currently in Denison, the temperature is 82F, but it feels like 86F. The relative humidity is 66%, and the dew point is 70F, making the air feel muggy under a clear sky. Wind is 10 mph, with gusts to 21 mph.

Today, tonight and tomorrow

Today stays sunny, with a high near 100F and heat index values as high as 103. The chance of precipitation is 1%, so rain is not expected to play much of a role. South southwest wind is expected around 10 mph.

Tonight is mostly clear, with a low around 79F. Heat index values may still be as high as 102, and south wind is expected at 5 to 10 mph.

Tomorrow starts sunny, then brings a slight chance of showers and thunderstorms. The high is near 100F, the low is near 79F, and heat index values may reach 103. South wind is expected at 5 to 10 mph.

Alerts and heat safety

No active NWS/NOAA weather alerts are listed for Denison. Even so, a high near 100F with humidity can wear people down. Drink water, take breaks from strenuous outdoor activity, and use shade or air conditioning when possible. If work or errands take you outside, pace yourself and cool off before you feel overheated. Check on people and pets who may have trouble cooling down.

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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