Back to Weather

5-day forecast / Van Alstyne, TX

SaturdaySunny100° / 77° 9%
SundaySunny100° / 77° 7%
MondaySunny99° / 77°
TuesdaySunny98° / 76°
WednesdaySunny97° / 76° 1%

Heat Advisory in Effect for Van Alstyne as Temperatures Soar - Sep 12, 2 PM

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

A Heat Advisory is active for Van Alstyne, TX, with current feels-like temperatures reaching 107F. Residents are urged to take precautions against dangerous heat conditions today and tomorrow.

Marlene Ortiz

September 12, 20262 min read

National Weather Service radar for North Texas (KFWS)

*As of Sep 12, 2 PM local time.*

Dangerous Heat Conditions Underway

Van Alstyne, TX, is currently under a Heat Advisory issued by the National Weather Service. The alert carries moderate severity and is expected to remain in effect until this evening. Current conditions reflect the intensity of the heat wave, with an air temperature of 97F but a feels-like temperature of 107F due to humidity levels.

The relative humidity stands at 47%, with a dew point of 73F, creating a muggy atmosphere that amplifies the perceived heat.

The sky remains clear as winds blow from the south-southeast at 11 mph, though gusts are noted at 10 mph. This advisory highlights the significant risk associated with the current weather pattern, where high temperatures and humidity combine to create hazardous conditions for outdoor activities.

Forecast Outlook

Today is expected to be sunny with a high near 100F. Temperatures will fall to around 98F in the afternoon, while heat index values may reach as high as 109. The chance of precipitation is minimal at 9%.

Overnight, skies will become mostly clear with a low around 77F. Heat index values will remain elevated at up to 104, with winds shifting slightly to 5 to 10 mph from the south-southeast.

Tomorrow continues the trend of sunny skies and intense heat, with a high near 100F. Afternoon temperatures will drop to approximately 98F, and heat index values are forecast to peak at 103. Winds will be from the south at 5 to 10 mph.

The chance of rain is low at 7%. Tonight will be clear with a low around 77F, rising to about 79F overnight, with heat index values up to 100.

Safety Reminders

Given the active Heat Advisory and dangerous feels-like temperatures, residents should prioritize safety. Stay hydrated by drinking plenty of water throughout the day. Limit outdoor exertion, especially during the midday hours when heat is most intense. Check on neighbors and vulnerable individuals who may be at higher risk from extreme heat. Wear lightweight, light-colored clothing and seek air-conditioned environments whenever possible to avoid heat-related illnesses.

National Weather Service radar for North Texas (KFWS)

Sources

https://radar.weather.gov

https://api.weather.gov

https://open-meteo.com

Share

Marlene Ortiz

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

Related Stories

More in Sport