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5-day forecast / Denison, TX

ThursdaySunny99° / 80° 1%
FridaySunny98° / 79° 1%
SaturdaySunny97° / 78° 1%
SundayShowers And Thunderstorms Likely92° / 73° 60%
MondayChance Showers And Thunderstorms90° / 74° 29%

Dangerous Heat Hits Denison: Feels Like 105F Amidst Clear Skies - Jul 9, 4 PM

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

Denison residents face dangerous heat today with a feels-like temperature of 105F. Clear skies and high humidity persist through tomorrow with no active weather alerts.

Briar Iverson

July 9, 20262 min read

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

*As of Jul 9, 4 PM local time.*

Current Conditions and Heat Index

Denison is experiencing dangerous heat conditions this afternoon. The air temperature stands at 97F, but the combination of heat and moisture makes it feel like 105F. This significant heat index value underscores the severity of the current weather, requiring immediate caution from all residents.

Humidity levels are notably high for the region, with a dew point of 72F and relative humidity at 44%. The sky remains clear, offering no relief from the sun’s intensity. Winds are blowing from the south southwest at 13 mph, with gusts reaching up to 17 mph. These conditions contribute to the oppressive atmosphere, making outdoor activities hazardous without proper preparation.

Forecast for Today and Tomorrow

The National Weather Service indicates that sunny conditions will continue through the rest of today. Temperatures are expected to reach a high near 99F, with heat index values climbing as high as 102. Winds will shift to the south southwest around 10 mph. As evening approaches, skies will clear further, leading to a low near 80F. The heat index will remain elevated, peaking at 101, while south winds bring gusts as high as 20 mph.

Tomorrow will mirror today’s intensity with sunny skies and a high near 98F. Heat index values are forecast to reach 101, maintaining the dangerous heat profile. South southwest winds will persist around 10 mph, with gusts up to 20 mph. Overnight, conditions will become mostly clear with a low around 79F. The heat index will drop slightly to 98, with south winds easing to 5 to 10 mph.

Safety Reminders

There are no active National Weather Service or NOAA weather alerts in effect for Denison at this time. However, the extreme heat poses a serious risk. Residents are advised to stay hydrated and limit midday exertion. Check on elderly neighbors and ensure pets have access to cool, shaded areas. Avoid prolonged exposure to the sun, and seek air-conditioned environments during the peak heat hours. The high humidity can also make the heat feel more intense, so monitor for signs of heat exhaustion.

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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