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5-day forecast / Allen, TX

TuesdaySunny102° / 81°
WednesdayMostly Sunny101° / 81° 1%
ThursdaySunny102° / 82°
FridayMostly Sunny103° / 82° 4%
SaturdaySunny100° / 75° 10%

Heat Advisory in Effect for Allen as Temperatures Soar to 101F - Jul 28, 12 PM

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

A Heat Advisory is active for Allen, TX, with heat index values reaching up to 108F. Residents are urged to take precautions against dangerous heat conditions today and tomorrow.

Zane Lowery

July 28, 20262 min read

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

*As of Jul 28, 12 PM local time.*

Dangerous Heat Conditions Underway

A Heat Advisory is currently in effect for Allen, Texas, signaling dangerous heat conditions that require caution. The National Weather Service has issued this moderate-severity alert due to the combination of high temperatures and humidity. As of this afternoon, the air temperature stands at 93F, but the heat index makes it feel like 101F.

The relative humidity is at 50%, with a dew point of 72F, creating a muggy atmosphere that intensifies the perceived heat. Winds are light at 5 mph with gusts to 5 mph, and the sky remains clear.

Forecast for Today and Tomorrow

Today, conditions will remain sunny with a high near 101F. The National Weather Service indicates that heat index values could reach as high as 108F. South southwest winds are expected to be around 10 mph.

There is a 0% chance of precipitation, so residents should not rely on rain to provide relief. Tonight, the sky will become mostly clear with a low around 82F. Heat index values will remain elevated, reaching up to 106F, with south winds between 5 and 10 mph.

Tomorrow, the pattern continues with sunny skies and a high near 101F. Heat index values are forecast to hit 108F again. South southwest winds will persist at 5 to 10 mph.

The chance of precipitation remains at 0%. Tomorrow night, skies will be mostly clear with a low around 82F, though temperatures may rise to around 84F overnight. Heat index values will stay high at 106F, with south southeast winds of 5 to 10 mph.

Safety Reminders

Given the active Heat Advisory, it is critical to stay cool and hydrated. Limit outdoor exertion, especially during the hottest parts of the day. Check on neighbors, particularly the elderly and those without air conditioning. Never leave people or pets in parked vehicles. Wear lightweight, light-colored clothing and seek air-conditioned spaces whenever possible to avoid heat-related illnesses.

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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