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5-day forecast / Van Alstyne, TX

SaturdaySunny98° / 76° 4%
SundaySunny99° / 77° 4%
MondaySunny99° / 77° 4%
TuesdaySunny99° / 77° 1%
WednesdaySunny98° / 76° 3%

Heat Advisory in Effect for Van Alstyne as Temperatures Climb - Sep 5, 2 PM

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

A Heat Advisory is active for Van Alstyne, TX, with dangerous heat index values reaching 103F. Current conditions show a high of 95F and significant humidity.

Marlene Ortiz

September 5, 20262 min read

National Weather Service radar for North Texas (KFWS)

*As of Sep 5, 2 PM local time.*

Dangerous Heat Conditions

Van Alstyne, TX, is currently under an active Heat Advisory issued by the National Weather Service in Fort Worth. This moderate-severity alert remains in effect until September 6 at 8:00PM CDT, signaling dangerous heat conditions for the region. As of this afternoon on Saturday, the air temperature stands at 95F, but the combination of heat and humidity makes it feel like 101F.

The relative humidity is at 44%, with a dew point of 70F indicating quite humid air. Winds are currently light at 7 mph with gusts to 7 mph, under mainly clear skies.

Forecast for Today and Tomorrow

Today will be sunny with a high near 98F. According to the National Weather Service, temperatures may fall to around 96F in the afternoon, but heat index values could reach as high as 103F. South southeast winds will be around 5 mph. The chance of precipitation is low at 4%.

Tonight, skies will become mostly clear with a low near 76F. Temperatures may rise to around 78F overnight, keeping heat index values as high as 101F. Winds will shift to south southeast at 0 to 5 mph.

Tomorrow is expected to be sunny with a high near 99F. Heat index values are forecast to reach 103F again. East winds will range from 0 to 10 mph.

The chance of precipitation remains minimal at 4%. Tomorrow night will be mostly clear with a low around 77F, and temperatures rising to around 79F overnight. Heat index values will stay high at 101F, with south winds between 0 and 10 mph.

Safety Reminders

Given the active Heat Advisory and dangerous heat index values, residents are urged to take precautions. Stay hydrated by drinking plenty of water throughout the day. Limit outdoor exertion, especially during the hottest parts of the afternoon. Check on elderly neighbors or those without air conditioning to ensure their safety. Wear lightweight, light-colored clothing if you must be outside, and seek air-conditioned environments when possible.

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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Marlene Ortiz

Marlene Ortiz covers weather, storms, and seasonal life across Van Alstyne and Grayson County.

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