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5-day forecast / Denison, TX

FridaySunny104° / 79° 2%
SaturdayMostly Sunny95° / 72° 9%
SundaySunny94° / 72°
MondaySunny96° / 75°
TuesdaySunny99° / 78°

Heat Advisory in Effect for Denison as Temperatures Soar Near 104F - Jul 31, 8 AM

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 90F. Today will see a high near 104F with a heat index up to 112F. Stay cool and hydrated.

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, 8 AM local time.*

Current Conditions and Alert Status

A Heat Advisory is currently in effect for Denison, Texas, signaling dangerous heat levels that require caution. As of this Friday morning, the air temperature stands at 84F, but the combination of heat and humidity makes it feel like 90F. The relative humidity is at 66%, with a dew point of 72F, indicating significant moisture in the air.

Winds are blowing from the southwest at 11 mph, with gusts reaching up to 26 mph, while the sky remains clear.

The National Weather Service has issued this advisory to warn residents of the intense heat. This alert is active until 8:00PM CDT today. During this period, the heat index is expected to reach as high as 112F, posing a serious risk to health if proper precautions are not taken.

Forecast for Today and Tomorrow

Today, Denison will experience sunny skies with a high near 104F. The heat index values will climb to 112F, making it feel significantly hotter than the actual air temperature. Southwest winds will remain around 10 mph. The chance of precipitation is minimal at 2%.

Tonight, conditions will shift slightly. There is a slight chance of showers and thunderstorms between 7pm and 1am. Skies will be partly cloudy, with a low around 79F. Temperatures may rise to around 81F overnight. The heat index will remain high at 111F. Winds will shift to the west southwest at 5 to 10 mph, and the chance of precipitation increases to 20%.

Tomorrow, the heat will ease somewhat. Expect mostly sunny skies with a high near 95F. North winds will blow at 5 to 10 mph. The chance of precipitation is 9%. Tomorrow night will be mostly clear with a low around 72F and north northeast winds at 5 to 10 mph.

Safety Reminders

Given the active Heat Advisory and extreme heat index values, it is crucial to stay hydrated and limit outdoor exertion, especially during the midday hours. Check on elderly neighbors and those without air conditioning. Avoid leaving pets or people in parked vehicles. Seek air-conditioned spaces during the peak heat of the day to stay safe.

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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