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5-day forecast / Denison, TX

SaturdaySunny101° / 81° 1%
SundaySunny103° / 79°
MondaySunny104° / 79° 1%
TuesdaySunny104° / 81°
WednesdaySunny104° / 80° 1%

Denison Heat Advisory: Highs Near 101F, Humidity Lingers - Aug 15, 11 AM

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

A Heat Advisory is active for Denison. Current conditions show 88F with a feels-like of 96F. Today's high is near 101F with sunny skies. Stay hydrated and limit midday exertion.

Briar Iverson

August 15, 20262 min read

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

*As of Aug 15, 11 AM local time.*

Current Conditions and Alert Status

A Heat Advisory is currently active for the Denison area, issued by the National Weather Service. This moderate-severity alert is expected to remain in effect until early evening. Residents should be aware that conditions are already intense this morning.

The air temperature is currently 88F, but the combination of heat and moisture means it feels like 96F. Relative humidity stands at 62%, with a dew point of 73F, contributing to the muggy sensation. Winds are blowing from the south southwest at 15 mph, with gusts reaching 14 mph.

The sky is clear, allowing direct sunlight to intensify the heat.

Today and Tonight Outlook

Today will be sunny with a high near 101F. The chance of precipitation is minimal at 1%. Heat index values are expected to reach as high as 105F, making the perceived temperature significantly higher than the actual air temperature.

Winds will shift to around 10 mph from the south southwest. Tonight, skies will remain mostly clear. Temperatures will drop to a low near 81F, though they may rise to around 83F overnight.

The heat index will continue to hover near 105F, and winds will ease to 5-10 mph. This persistent warmth means relief is unlikely to be significant during the night hours.

Tomorrow and Safety Reminders

Tomorrow will bring similar conditions, with sunny skies and a high near 103F. The chance of rain is 0%. Heat index values will again reach as high as 105F.

Winds will be lighter, ranging from 5 to 10 mph from the southwest. Given the sustained high temperatures and humidity, it is crucial to take precautions. Hydrate frequently and limit outdoor exertion during the hottest parts of the day.

Check on elderly neighbors or those without air conditioning. Avoid leaving pets or children in parked vehicles, as temperatures can rise rapidly in enclosed spaces. Stay informed of any updates from local authorities regarding the ongoing Heat Advisory.

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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