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5-day forecast / Denison, TX

SaturdaySunny100° / 75° 5%
SundaySunny100° / 79°
MondaySunny99° / 79° 1%
TuesdaySunny98° / 80°
WednesdaySunny101° / 80°

Denison Heat Wave Continues: Highs Near 100F Expected - Aug 8, 12 AM

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

Denison, TX residents face another day of intense heat with temperatures near 100F and heat indices reaching 103F. Current conditions are already warm at 77F.

Briar Iverson

August 8, 20261 min read

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

*As of Aug 8, 12 AM local time.*

Current Conditions and Immediate Outlook

It is currently Saturday overnight in Denison, and the warmth is already palpable. The air temperature stands at 77F, with a feels-like temperature of 78F due to 77% relative humidity and a dew point of 69F. Winds are blowing from the south at 10 mph, with gusts reaching 11 mph, while the sky remains mostly cloudy.

The heat is expected to intensify significantly as the sun rises. Today, conditions will be sunny with a high near 100F. The National Weather Service indicates that heat index values will climb as high as 103F.

South winds will be around 5 mph during the day. Temperatures will drop to a low near 75F tonight. The sky will become partly cloudy, then mostly clear, with lows around 77F.

Heat index values may reach 101F. South winds will decrease to around 5 mph.

Tomorrow’s Forecast and Safety

Tomorrow will mirror today’s intensity. Expect sunny skies with a high near 100F. The heat index is forecast to hit 102F. Winds will shift to the south southwest, ranging from 5 to 10 mph. Overnight, skies will clear with a low around 79F. There is no chance of precipitation for either day, with today at 5% and tomorrow at 0%.

There are no active National Weather Service or NOAA weather alerts in effect for this area. However, the persistent heat requires caution. Residents should stay hydrated and limit midday exertion to avoid heat-related illnesses.

Check on elderly neighbors and ensure pets have access to cool, shaded areas. The combination of high temperatures and humidity creates a dangerous environment for prolonged outdoor activity. Please monitor local updates for any changes in the forecast.

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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