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5-day forecast / Denison, TX

ThursdaySunny98° / 80° 1%
FridaySunny97° / 79°
SaturdaySunny96° / 76° 3%
SundayChance Showers And Thunderstorms93° / 73° 42%
MondayChance Showers And Thunderstorms90° / 73° 39%

Dangerous Heat Persists in Denison as Temperatures Climb - Jul 8, 8 PM

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

Denison residents face dangerous heat with a current feels-like temperature of 100F. Conditions remain hot through tomorrow with highs near 98F and heat indices reaching 103F.

Briar Iverson

July 9, 20261 min read

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

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

Current Conditions and Heat Index

Denison is currently experiencing dangerous heat levels this evening. The air temperature stands at 94F, but the heat index makes it feel like 100F. Relative humidity is at 45%, with a dew point of 69F. Winds are blowing from the south at 9 mph, with gusts reaching 15 mph. The sky remains clear overhead.

Forecast for Today and Tomorrow

Today, the high is expected to reach near 98F, with a low near 80F. The chance of precipitation is 10%, and skies will be mostly clear. Tonight, conditions will remain mostly clear with a low around 80. Heat index values may climb as high as 101. South winds will range from 5 to 10 mph.

Tomorrow, the area will see sunny skies with a high near 98F. The heat index is forecast to reach as high as 103. Southwest winds will be around 10 mph. The chance of precipitation drops to 1%. Tomorrow night, skies will turn mostly clear with a low around 80. Heat index values will again reach up to 101. South winds will be around 10 mph, with gusts as high as 20 mph.

Safety Reminders

With heat indices exceeding 100F, it is critical to stay hydrated and limit outdoor exertion during the hottest parts of the day. Wear lightweight, light-colored clothing and seek air-conditioned environments when possible. Check on elderly neighbors and those without reliable cooling to ensure their safety. Avoid leaving children or pets in vehicles, as interior temperatures can rise rapidly even with windows cracked. Monitor local weather updates for any changes in conditions.

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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