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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 Soar Near 102 Degrees - Jul 26, 4 AM

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

A Heat Advisory is active for Allen, TX, with highs near 101F today and 102F tomorrow. Current conditions are hot and humid, with a heat index reaching 108F.

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 AM local time.*

Current Conditions and Alert Status

A Heat Advisory is currently in effect for Allen, Texas, signaling dangerous heat levels for the region. The advisory, issued by the National Weather Service in Fort Worth, carries a moderate severity rating and is expected to remain active through the evening. Residents are urged to take this warning seriously as temperatures climb well above seasonal averages.

Right now, it is Sunday overnight, and the air temperature stands at 81F. However, the combination of heat and moisture makes it feel significantly warmer, with a feels-like temperature of 84F. The relative humidity is at 70%, and the dew point is recorded at 70F, indicating quite humid conditions that trap heat near the ground.

Winds are blowing from the south southwest at 6 mph, with gusts reaching up to 16 mph. The sky remains clear, offering no relief from the sun’s intensity as the night progresses.

Forecast for Today and Tomorrow

Today, the sun will be out with no chance of precipitation. The high will reach near 101F. According to the National Weather Service, heat index values will climb as high as 108F.

Winds will continue from the south southwest around 10 mph. As tonight approaches, skies will remain mostly clear. Temperatures will drop to a low around 80F, though they may rise slightly to around 82F later in the night.

The heat index will stay elevated, peaking near 106F.

Tomorrow brings even more intense heat. The high will near 102F under mostly sunny skies. No rain is expected, keeping the humidity high and the heat index values as high as 109F.

Winds will persist from the south southwest at around 10 mph. Overnight into tomorrow night, conditions will clear out, with a low around 82F and temperatures rising to around 84F. The heat index will remain high, reaching up to 109F during the day.

Safety Reminders

With heat indices nearing 110F, the risk of heat-related illness is significant. It is critical to stay hydrated by drinking water frequently, even if you do not feel thirsty. Limit outdoor exertion, especially during the midday and afternoon hours when the sun is strongest.

Seek air-conditioned environments as much as possible. Check on elderly neighbors and those who may be vulnerable to extreme heat. Never leave people or pets in parked vehicles, as interior temperatures can rise to lethal levels in minutes.

Stay vigilant and prioritize your health during this advisory period.

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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