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5-day forecast / Denison, TX

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TuesdaySunny102° / 80° 1%

Denison Heat Advisory in Effect as Feels-Like Temps Hit 100F - Jul 23, 8 PM

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

A Heat Advisory is active for Denison, TX, with heat index values reaching 104F tomorrow. Current conditions show a feels-like temperature of 100F with clear skies.

Briar Iverson

July 24, 20262 min read

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

*As of Jul 23, 8 PM local time.*

Current Conditions and Alert Status

A Heat Advisory is currently in effect for Denison, Texas, signaling dangerous heat conditions for the area. The National Weather Service has issued this moderate-severity alert due to high temperatures and humidity levels that will make it feel significantly hotter than the actual air temperature.

As of this evening, the air temperature stands at 91F, but the heat index makes it feel like 100F. The atmosphere is quite humid, with a dew point of 73F and relative humidity at 57%. Winds are blowing from the east-southeast at 14 mph, with gusts reaching up to 17 mph. The sky remains clear overhead.

Forecast for Today, Tonight, and Tomorrow

Today, Denison will see mostly clear skies with a high near 95F and a low near 78F. There is no chance of precipitation expected.

Tonight, conditions will remain mostly clear with a low around 78F. The heat index will stay high, with values as high as 100F. Winds will shift to the east-southeast at 5 to 10 mph.

Tomorrow, the heat will persist with mostly sunny skies and a high near 95F. The heat index is expected to climb even higher, reaching values as high as 104F. Winds will come from the south-southeast at 5 to 10 mph.

Looking ahead to tomorrow night, skies will become partly cloudy. Temperatures will drop to a low around 80F, though they may rise to around 82F overnight. The heat index will remain elevated at 104F, with south winds around 10 mph.

Safety Reminders

Given the active Heat Advisory and high heat index values, it is crucial to take precautions against heat-related illnesses. Stay hydrated by drinking plenty of water throughout the day. Limit outdoor exertion, especially during the hottest parts of the day.

Check on elderly neighbors and those who may be vulnerable to extreme heat. If you must be outside, seek shade or air-conditioned spaces whenever possible. Monitor local weather updates for any changes to the advisory status.

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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