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5-day forecast / Van Alstyne, TX

MondaySunny103° / 78° 2%
TuesdaySunny101° / 79°
WednesdaySunny101° / 78° 1%
ThursdaySunny101° / 77° 7%
FridaySunny99° / 75° 7%

Van Alstyne Heat Index Nears 103 as Winds Pick Up - Aug 8, 5 PM

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

Temperatures in Van Alstyne are soaring this Saturday evening with a current feels-like of 97F. A slight chance of showers and thunderstorms lingers today before clearing up tomorrow.

Marlene Ortiz

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, 5 PM local time.*

Current Conditions and Heat Index

It is currently Saturday evening in Van Alstyne, TX, where the heat remains intense. The air temperature stands at 91F, but with a dew point of 70F and relative humidity at 49%, the atmosphere feels heavy. The current feels-like temperature is 97F, indicating significant discomfort for those outdoors.

Winds are active in the area, blowing at 14 mph with gusts reaching up to 29 mph. The sky is mostly clear, allowing residual heat to linger as the day transitions into night. This combination of high temperatures and humidity creates a stifling environment that requires caution.

Forecast for Today and Tomorrow

Today in Van Alstyne, the high will reach near 99F. According to the National Weather Service, there is a slight chance of showers and thunderstorms, with precipitation chances around 20%. Heat index values are expected to climb as high as 103 during the day. Winds will be from the south southeast around 5 mph.

Tonight, conditions remain mostly clear. There is a slight chance of showers and thunderstorms before 7pm, with precipitation chances holding at 20%. The low will drop to around 76F, though temperatures may rise slightly to near 78F overnight. Heat index values will stay high, reaching up to 100. Winds will shift to the south southeast at 5 to 10 mph.

Tomorrow, the weather will turn sunny with a high near 97F. The chance of precipitation drops to 0%, offering a break from any potential storms. Heat index values will remain elevated, peaking around 100. Winds will come from the south at 5 to 10 mph.

Safety Reminder

Given the very hot conditions and high heat index values today and tonight, it is crucial to stay hydrated and limit midday exertion. Check on neighbors who may be vulnerable to extreme heat. While there are no active weather alerts in effect, the combination of heat and humidity poses a risk to health and comfort.

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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