Back to Weather

5-day forecast / Denison, TX

TuesdaySunny102° / 80°
WednesdayMostly Sunny102° / 80° 1%
ThursdayMostly Sunny101° / 80° 3%
FridayMostly Sunny102° / 80° 7%
SaturdaySunny98° / 75° 6%

Denison Heat Advisory in Effect as Temperatures Climb Near 102 Degrees - Jul 27, 8 PM

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

A Heat Advisory is active for Denison, TX, with highs near 101F today and 102F tomorrow. Current feels-like temperatures are 99F. Residents are urged to stay cool and hydrated.

Briar Iverson

July 28, 20262 min read

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

*As of Jul 27, 8 PM local time.*

Current Conditions and Alert Status

Denison, TX, is currently under an active Heat Advisory issued by the National Weather Service. This moderate-severity alert, expected to remain in effect, underscores the dangerous heat conditions gripping the area. As of this evening, the air temperature stands at 95F, but the heat index makes it feel like 99F.

The relative humidity is at 41%, with a dew point of 67F. Winds are blowing from the south at 10 mph, with gusts reaching 14 mph, under a clear sky.

Forecast for Today, Tonight, and Tomorrow

Today, residents can expect a high near 101F with mostly clear skies and no chance of precipitation. The heat will persist through the night, with lows near 80F. According to the National Weather Service, temperatures will actually rise to around 82F overnight. Heat index values are expected to reach as high as 106. Winds will shift to the south at around 5 mph.

Tomorrow brings even more intense heat. The sky will be sunny with a high near 102F. The heat index is forecast to climb to 109.

Winds will be from the south southwest at 5 to 10 mph. There is still no chance of rain. Tomorrow night, conditions will remain mostly clear with a low around 80F, followed by a rise to 82F overnight.

Heat index values will stay elevated, peaking at 108. Winds will return to the south at around 5 mph.

Safety Reminders

With heat index values pushing into the 100s, it is critical to prioritize safety. Extreme heat can lead to heat exhaustion and heat stroke, even for those who are active. Please limit outdoor exertion during the hottest parts of the day.

Stay hydrated by drinking water frequently, even if you do not feel thirsty. Seek air-conditioned environments whenever possible. Check on elderly neighbors or those without reliable cooling to ensure their well-being.

If you must be outside, wear lightweight, light-colored clothing and apply sunscreen to protect your skin from the intense sun.

National Weather Service radar for North Texas (KFWS)

Sources

https://radar.weather.gov

https://api.weather.gov

https://open-meteo.com

Share

Briar Iverson

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

Related Stories

More in Sport