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5-day forecast / Allen, TX

TuesdayMostly Sunny105° / 83° 11%
WednesdayMostly Sunny103° / 80° 13%
ThursdayMostly Sunny then Slight Chance Showers And Thunderstorms100° / 77° 17%
FridayMostly Sunny99° / 78° 14%
SaturdaySunny100° / 79° 1%

Allen Under Extreme Heat Warning as Temperatures Climb Near 106 - Aug 23, 2 PM

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

An Extreme Heat Warning is active for Allen, with current temperatures at 102F and a heat index reaching 105F. Residents should stay hydrated and limit outdoor activity as highs approach 106F today.

Zane Lowery

August 23, 20261 min read

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

*As of Aug 23, 2 PM local time.*

Severe Heat Warning in Effect

An Extreme Heat Warning is currently active for the Allen area, issued by the National Weather Service in Fort Worth. This severe alert remains in effect until tomorrow evening. Additionally, an Air Quality Alert has been issued, prompting residents to monitor their health, particularly those with respiratory conditions.

The combination of intense heat and potential air quality issues requires extra caution for anyone spending time outdoors.

Current conditions reflect the severity of the situation. The air temperature stands at 102F, but the heat index makes it feel like 105F. Relative humidity is low at 28%, with a dew point of 63F. Winds are blowing from the southwest at 10 mph, with gusts reaching 16 mph. The sky remains clear, allowing direct sunlight to intensify the thermal load on the community.

Forecast and Safety Reminders

Today’s high is expected to reach near 106F, with a low of 84F. The chance of precipitation is minimal at 1%, and conditions will remain mostly sunny. Tonight, skies will stay mostly clear, with lows around 84F before temperatures rise to approximately 87F overnight. The heat index may reach 106F during these hours.

Tomorrow will be even hotter, with a high near 108F and a low of 84F. Precipitation chances remain low at 2%, and the sky will be mostly sunny. Winds will shift to the southwest at 10 mph, with gusts potentially reaching 20 mph.

Given the sustained high temperatures and heat index values, it is critical to stay hydrated, limit midday exertion, and check on vulnerable neighbors. Avoid prolonged exposure to direct sunlight and seek air-conditioned environments when possible to mitigate the risks associated with this dangerous heat event.

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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