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5-day forecast / Van Alstyne, TX

TodaySunny96° / 77°
MondaySunny97° / 77°
TuesdaySunny95° / 78°
WednesdaySunny96° / 78°
ThursdaySunny97° / 78° 1%

Van Alstyne Heat and Humidity Rise; No Alerts Issued

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

Van Alstyne faces high heat and humidity today with a heat index near 103. No weather alerts are active as temperatures climb toward 96 degrees.

Marlene Ortiz

June 28, 20262 min read

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

Current Conditions and Humidity

Residents in Van Alstyne are experiencing a notably humid start to the day. As of this Sunday morning, the air temperature stands at 81F, but the combination of moisture in the air makes it feel like 85F. The relative humidity is at 74%, with a dew point of 72F, indicating significant moisture levels in the atmosphere. Winds are currently blowing from the south at 21 mph, with gusts reaching up to 36 mph. The sky remains mostly clear overhead.

Forecast for Today and Tomorrow

The heat is expected to intensify significantly throughout the day. Today, conditions will be sunny with a high near 96F. The National Weather Service indicates that heat index values will climb as high as 103, creating dangerous heat stress conditions. South winds will persist around 20 mph, with gusts as high as 30 mph. The chance of precipitation is minimal at just 1%.

Tonight, the sky will become mostly clear, but the heat will linger. Temperatures will drop to a low around 77F, though they may rise slightly to around 79F during the overnight hours. The heat index will remain elevated, reaching as high as 102. Winds will continue from the south at 15 to 20 mph, with gusts up to 30 mph.

Tomorrow, the pattern continues with sunny skies and a high near 97F. Heat index values are forecast to reach 102. South winds will remain steady at 15 to 20 mph, with gusts up to 30 mph. The chance of rain is 0%. Following tomorrow, clear skies are expected with a low around 77F and a heat index up to 100.

Safety and Alerts

There are no active National Weather Service or NOAA weather alerts for this area. However, the combination of high temperatures and humidity poses serious health risks. It is crucial to stay hydrated and limit outdoor exertion, especially during the midday hours when heat indices peak. Check on elderly neighbors and ensure pets have access to cool, shaded areas. Avoid direct sun exposure as much as possible to prevent heat-related illnesses.

National Weather Service radar for North Texas (KFWS)
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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