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5-day forecast / Van Alstyne, TX

ThursdaySunny100° / 78° 4%
FridayMostly Sunny101° / 78° 2%
SaturdaySunny95° / 72° 11%
SundaySunny92° / 72° 1%
MondaySunny94° / 75° 2%

Heat Advisory in Effect for Van Alstyne as Temperatures Climb - Jul 29, 9 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 at 96F. Highs near 100F are expected tomorrow under sunny skies.

Marlene Ortiz

July 30, 20262 min read

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

*As of Jul 29, 9 PM local time.*

Current Conditions and Alert Status

Residents of Van Alstyne, TX, are currently under an active Heat Advisory issued by the National Weather Service in Fort Worth. This moderate-severity alert is in effect until July 30 at 8:00PM CDT, signaling dangerous heat conditions that require caution.

As of Wednesday tonight, the air temperature stands at 90F. Due to a dew point of 72F and relative humidity of 56%, the heat index makes it feel like 96F. Winds are currently blowing from the south at 9 mph, with gusts reaching up to 12 mph. The sky remains clear, offering no relief from the sun's intensity.

Forecast for Today and Tomorrow

Today in Van Alstyne, conditions were partly cloudy with a high near 96F and a low near 77F. The chance of precipitation was minimal at just 1%.

Looking ahead to tomorrow, the National Weather Service forecasts sunny skies with a high near 100F. The heat index is expected to reach as high as 105 during the day. South southwest winds will pick up slightly, ranging from 5 to 10 mph. The chance of rain remains very low at 4%.

Overnight into tomorrow night, skies will become mostly clear. Temperatures will drop to a low around 78F but will rise again to approximately 81F later in the night. Heat index values are projected to hit 106 during this period. Winds will shift to a southerly direction at around 10 mph.

Safety Reminders

Given the active Heat Advisory and forecasted heat indices exceeding 100 degrees, it is critical to prioritize safety. Stay hydrated by drinking water frequently, even if you do not feel thirsty. Limit outdoor exertion, especially during the midday and afternoon hours when temperatures are at their peak.

If you must be outside, seek air-conditioned spaces whenever possible and check on elderly neighbors or those without adequate cooling. Wear lightweight, light-colored clothing and apply sunscreen to protect against sun exposure.

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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