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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, 8 PM

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

A Heat Advisory is active for Allen, TX, with current feels-like temperatures at 94F. Highs near 100F today will rise to 102F tomorrow.

Zane Lowery

July 27, 20262 min read

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

*As of Jul 26, 8 PM local time.*

Current Conditions and Alert Status

Residents in Allen, Texas, are currently under an active Heat Advisory issued by the National Weather Service. This moderate-severity alert is expected to remain in effect through the upcoming evening hours. As of this Sunday evening, the air temperature stands at 91F, but the combination of heat and humidity pushes the feels-like temperature to 94F.

The relative humidity is at 44%, with a dew point of 66F. Winds are blowing from the south at 9 mph, with gusts reaching up to 14 mph, under clear skies.

Forecast for Today and Tomorrow

Today in Allen, conditions remain mostly clear with a high near 100F and a low near 79F. There is no chance of precipitation. Overnight tonight, the sky will stay mostly clear.

Temperatures will drop to around 79F initially but may rise slightly to about 81F later in the night. The heat index is expected to reach as high as 107. South winds will persist at around 10 mph.

Tomorrow, the heat will intensify further. Expect sunny skies with a high near 102F. The heat index could climb to 108 during the day.

Winds will shift slightly to the south southwest, maintaining speeds around 10 mph. As tomorrow night approaches, conditions will become mostly clear again, with a low around 80F. Temperatures may rise to approximately 82F overnight, with heat index values peaking at 105.

Safety Reminders

Given the active Heat Advisory and the significant heat indices forecasted for both tonight and tomorrow, it is crucial to take precautions against extreme heat. Stay hydrated by drinking plenty of water throughout the day, even if you do not feel thirsty. Limit outdoor exertion, especially during the midday hours when temperatures are at their peak.

If you must be outside, seek shade or air-conditioned environments frequently. Check on elderly neighbors and relatives who may be more vulnerable to heat-related illnesses. Never leave people or pets in parked vehicles, as interior temperatures can rise rapidly to dangerous 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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