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5-day forecast / Allen, TX

TuesdaySunny102° / 81°
WednesdaySunny101° / 82° 1%
ThursdayMostly Sunny101° / 82° 2%
FridayMostly Sunny102° / 82° 6%
SaturdaySunny100° / 77° 8%

Heat Advisory in Effect for Allen as Temperatures Climb Near 102 - Jul 26, 4 PM

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

A Heat Advisory is active for Allen, TX, with dangerous heat index values reaching up to 110 degrees. Current conditions show a feels-like temperature of 104F under clear skies.

Zane Lowery

July 26, 20262 min read

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

*As of Jul 26, 4 PM local time.*

Dangerous Heat Conditions Underway

A Heat Advisory is currently in effect for Allen, Texas, signaling dangerous heat conditions for the region. The National Weather Service has issued this moderate-severity alert due to the combination of high air temperatures and significant humidity levels. Right now, the air temperature stands at 97F, but the heat index makes it feel like 104F.

The relative humidity is at 42%, with a dew point of 70F, creating a muggy atmosphere that intensifies the perceived heat. Winds are blowing from the south southwest at 11 mph, with gusts reaching 13 mph, while the sky remains clear.

Forecast for Today and Tomorrow

Conditions will remain hot and sunny through the rest of today. The high will reach near 101F, with heat index values climbing as high as 109. Winds will shift to around 10 mph from the south southwest.

As tonight approaches, skies will become mostly clear, allowing for a low near 81F. However, the heat will linger, with heat index values staying as high as 107. Winds will continue around 10 mph from the south.

Tomorrow will bring even more intense heat. The high is forecast to reach near 102F, with heat index values peaking at 110. The sky will stay sunny, and winds will remain around 10 mph from the south southwest.

Overnight into tomorrow night, temperatures will drop to a low around 81, though they may rise to around 83 later in the night. Heat index values will remain elevated at 107, with mostly clear skies and south winds around 10 mph.

Safety Reminders

Given the active Heat Advisory and the extreme heat index values, it is crucial to take precautions. Stay hydrated by drinking plenty of water, even if you do not feel thirsty. Limit outdoor exertion, especially during the midday hours when the sun is strongest.

Check on elderly neighbors and relatives who may be vulnerable to heat-related illnesses. If you must be outside, seek air-conditioned spaces as often as possible and wear lightweight, light-colored clothing. Do not leave children or pets in parked vehicles, as temperatures inside can rise rapidly to life-threatening levels.

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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Zane Lowery

Zane Lowery covers weather, storms, and seasonal life around Allen.

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