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5-day forecast / Allen, TX

SaturdaySunny then Slight Chance Showers And Thunderstorms100° / 79° 18%
SundaySunny99° / 79°
MondaySunny99° / 79° 1%
TuesdaySunny98° / 80°
WednesdaySunny101° / 80°

Allen Heat Wave Continues: Highs Near 100F and Heavy Humidity - Aug 8, 12 AM

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

Allen residents face another day of intense heat with temperatures near 100F and high humidity. Current conditions show a feels-like temperature of 84F, with a slight chance of storms later today.

Zane Lowery

August 8, 20262 min read

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

*As of Aug 8, 12 AM local time.*

Current Conditions and Heat Index

It is currently Saturday overnight in Allen, TX, and the air remains warm and muggy. The current air temperature is 81F, but the heat index makes it feel like 84F. Relative humidity sits at 70%, with a dew point of 70F, indicating significant moisture in the air.

Winds are blowing from the south at 7 mph, with gusts reaching up to 21 mph. The sky is currently clear, offering no relief from the warmth.

Forecast for Today and Tomorrow

Today, Allen will experience very hot conditions with a high near 100F. The sun will be out for most of the day, but there is a slight chance of showers and thunderstorms developing after 4pm. The chance of precipitation is listed at 18%.

Heat index values are expected to climb as high as 104F during the peak heat hours. Winds will shift to the south southwest at 5 to 10 mph.

Tonight, skies will turn partly cloudy with a low around 79F. Temperatures may rise slightly to around 81F overnight. There is a slight chance of showers and thunderstorms before 7pm, with a 20% chance of precipitation. Heat index values will remain high, reaching up to 101F. South southeast winds will persist at 5 to 10 mph.

Tomorrow, the heat will continue with a high near 99F. The sky will be sunny, and there is no chance of precipitation. Heat index values could reach 102F. South winds will blow at 5 to 10 mph. Tomorrow night will be clear with a low around 79F and south winds around 10 mph.

Safety Reminders

With temperatures near 100F and high humidity, the risk of heat-related illness is elevated. Residents should stay hydrated and limit outdoor exertion during the hottest parts of the day. If storms develop later today, seek shelter indoors. Always check local updates for any changes in conditions.

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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