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5-day forecast / Allen, TX

TuesdaySunny100° / 80° 1%
WednesdaySunny100° / 80°
ThursdaySunny100° / 79°
FridaySunny101° / 80°
SaturdaySunny100° / 80°

Allen, TX Braces for Heat Advisory as Temperatures Soar Near 100 - Aug 10, 4 PM

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

A Heat Advisory is in effect for Allen, TX, with heat index values reaching up to 108 degrees. Residents are urged to stay cool and hydrated during this period of intense summer heat.

Zane Lowery

August 10, 20262 min read

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

*As of Aug 10, 4 PM local time.*

Dangerous Heat Conditions Underway

Allen, Texas, is currently under the influence of a significant Heat Advisory, issued by the National Weather Service in Fort Worth. This moderate-severity alert remains active through Monday evening, signaling dangerous conditions for anyone spending time outdoors. The current air temperature stands at 97F, but the combination of heat and humidity makes it feel like 102F.

Relative humidity is at 39%, with a dew point of 68F. Winds are blowing from the south-southeast at 11 mph, with gusts reaching up to 20 mph, while the sky remains mostly clear.

Forecast for Today and Tomorrow

The National Weather Service forecasts sunny skies for today, with a high near 99F. The heat index is expected to climb as high as 107 during the afternoon hours. South-southeast winds will persist at 10 to 15 mph. There is no chance of precipitation today.

Tonight, conditions will remain clear with a low around 79F. Temperatures may rise slightly to around 81 overnight. Despite the drop in air temperature, the heat index will still reach as high as 103.

South winds will continue at 10 to 15 mph. Tomorrow brings another sunny day with a high near 100F. The heat index is projected to peak at 108, making it feel even hotter than the actual air temperature.

South winds will remain steady at 10 to 15 mph. There is only a 1% chance of precipitation tomorrow.

Safety Reminders

With heat index values exceeding 100 degrees, extreme caution is necessary. It is critical to stay hydrated by drinking plenty of water throughout the day. Limit outdoor exertion, especially during the midday hours when the sun is strongest.

If you must be outside, seek air-conditioned spaces whenever possible and check on neighbors or elderly relatives who may be vulnerable to heat-related illnesses. Layering up is not necessary, but protecting yourself from the intense solar radiation is vital. Please monitor local weather updates for any changes to the advisory status.

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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