Back to Weather

5-day forecast / Van Alstyne, TX

WednesdayMostly Sunny100° / 79° 2%
ThursdayMostly Sunny100° / 80° 2%
FridayMostly Sunny102° / 80° 4%
SaturdaySunny96° / 74° 12%
SundaySunny94° / 74° 2%

Heat Advisory in Effect for Van Alstyne as Temperatures Climb Near 100 - Jul 29, 6 AM

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

A Heat Advisory is active for Van Alstyne, TX. Current conditions show a high heat index with temperatures near 100F expected today and tomorrow.

Marlene Ortiz

July 29, 20262 min read

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

*As of Jul 29, 6 AM local time.*

Current Conditions and Alert Status

Van Alstyne residents are under an active Heat Advisory from the National Weather Service in Fort Worth. This moderate-severity alert is in effect due to dangerously hot conditions that will make outdoor activities hazardous without proper precautions.

As of this Wednesday morning, the air temperature stands at 79F with a feels-like reading of 82F. The atmosphere is quite humid, with relative humidity at 84% and a dew point of 73F. Winds are light, blowing from the south-southwest at 6 mph with gusts reaching up to 13 mph. The sky remains clear overhead.

Forecast for Today and Tomorrow

The National Weather Service forecasts mostly sunny skies for today, with a high near 100F. Heat index values are expected to reach as high as 106 during the day. South southwest winds will persist at 5 to 10 mph. The chance of precipitation is minimal at just 2%.

Tonight, conditions will shift to mostly clear skies. Temperatures will drop to a low near 79F, though they may rise slightly to around 81F overnight. Heat index values will remain elevated, peaking at 104. Winds will continue from the south-southeast at 5 to 10 mph.

Tomorrow brings another day of mostly sunny weather with a high near 100F. The heat index is forecast to climb even higher, reaching up to 108. South winds will maintain speeds of 5 to 10 mph. The probability of rain remains low at 2%. Following tomorrow, the night will be mostly clear with a low around 80F and heat index values near 105.

Safety Reminders

Given the active Heat Advisory and extreme heat indices, it is critical to stay hydrated and limit midday exertion. Check on elderly neighbors and ensure pets have access to cool water and shade. Avoid prolonged exposure to direct sunlight during peak heat hours.

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