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5-day forecast / Allen, TX

ThursdaySunny100° / 81° 1%
FridaySunny102° / 81° 2%
SaturdaySunny97° / 75° 8%
SundaySunny95° / 74°
MondaySunny98° / 77° 1%

Heat Advisory in Effect for Allen as Temperatures Climb Near 100 - Jul 30, 1 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 109 degrees. Residents are urged to take precautions against extreme heat.

Zane Lowery

July 30, 20262 min read

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

*As of Jul 30, 1 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 high temperatures and humidity levels that will make it feel significantly hotter than the actual air temperature.

Right now, the air temperature in Allen is 95F, but the heat index makes it feel like 105F. The relative humidity is at 50%, with a dew point of 73F, contributing to the muggy atmosphere. Winds are blowing from the south at 11 mph, with gusts reaching 9 mph, while the sky remains clear.

Forecast for Today and Tomorrow

Today, conditions will remain sunny with a high near 100F. The heat index is expected to reach as high as 108. South winds will be around 10 mph, and the chance of precipitation is just 1%.

Temperatures will drop to a low near 81F tonight, with skies becoming mostly clear. Overnight, temperatures may rise slightly to around 83, with heat index values up to 106. South winds will decrease to 5 to 10 mph.

Tomorrow, the heat will intensify further. Expect sunny skies with a high near 102F. The heat index could climb to 109, making it feel extremely hot.

Southwest winds will be around 10 mph, with a 2% chance of rain. Temperatures will fall to a low near 81F tomorrow night, with skies mostly clear and temperatures rising to around 83 overnight. Heat index values will reach 108, with southwest winds of 5 to 10 mph.

Safety Reminders

Given the active Heat Advisory, it is crucial to stay hydrated and limit outdoor exertion, especially during the hottest parts of the day. Check on elderly neighbors and those without air conditioning. Avoid prolonged sun exposure and wear lightweight, light-colored clothing if you must be outside. Remember that heat illness can develop quickly, so take precautions seriously.

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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