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5-day forecast / Denison, TX

FridayMostly Sunny104° / 79° 2%
SaturdaySunny96° / 72° 3%
SundaySunny95° / 72°
MondaySunny98° / 75°
TuesdaySunny101° / 77° 2%

Heat Advisory in Effect for Denison as Temperatures Soar Near 104F - Jul 31, 12 PM

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

A Heat Advisory is active for Denison, TX, with current feels-like temperatures at 99F. Highs near 104F today, cooling slightly to 95F tomorrow.

Briar Iverson

July 31, 20262 min read

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

*As of Jul 31, 12 PM local time.*

Current Conditions and Alert Status

A Heat Advisory is currently in effect for Denison, Texas, signaling dangerous heat levels for the area. The National Weather Service has issued this moderate-severity alert due to expected high heat indices. As of this Friday afternoon, the air temperature stands at 91F, but the combination of heat and humidity makes it feel like 99F.

The relative humidity is at 53%, with a dew point of 72F, indicating quite humid conditions that contribute to the oppressive feel. Winds are blowing from the southwest at 13 mph, with gusts reaching 14 mph, under a clear sky.

Today and Tonight Forecast

Today will be intensely hot and sunny, with a high near 104F. The National Weather Service notes that heat index values could reach as high as 112F. Southwest winds will be around 10 mph during the day. The chance of precipitation is minimal at 2%.

As evening approaches, conditions will shift slightly. Tonight will see a partly cloudy sky with a low around 79F. There is a slight chance of showers and thunderstorms between 7pm and 1am.

Temperatures may rise to around 81F overnight. The heat index is expected to remain high, with values as high as 111F. Winds will shift to the west southwest at 5 to 10 mph.

The chance of precipitation for tonight is 20%.

Tomorrow Outlook

Temperatures will begin to moderate tomorrow. The forecast calls for mostly sunny skies with a high near 95F. North winds will pick up slightly, ranging from 5 to 10 mph. The chance of precipitation is 9%. Tomorrow night will be mostly clear with a low around 72F, accompanied by north northeast winds of 5 to 10 mph.

Safety Reminder

Given the active Heat Advisory and extreme heat indices, it is crucial to stay hydrated and limit midday exertion. Check on neighbors, especially the elderly and those without air conditioning. Avoid prolonged exposure to the sun and seek air-conditioned environments whenever possible.

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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