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5-day forecast / Van Alstyne, TX

TodayMostly Sunny91° / 76° 2%
SundayShowers And Thunderstorms Likely84° / 66° 66%
MondayShowers And Thunderstorms78° / 63° 77%
TuesdayMostly Sunny85° / 71° 2%
WednesdaySunny92° / 77° 1%

Humid Heat Returns to Van Alstyne With Highs Near 89

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

Van Alstyne residents face humid conditions today with a heat index reaching 97. Temperatures will remain steady near 89 degrees through tomorrow with no rain expected.

Marlene Ortiz

June 8, 20262 min read

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

Current Conditions and Humidity

The air in Van Alstyne is holding onto significant moisture this afternoon. Current readings show an air temperature of 86F, but the combination of heat and humidity pushes the feels-like temperature up to 93F. The relative humidity sits at 66%, with a dew point of 73F indicating a muggy atmosphere. Winds are blowing from the south at 16 mph, with gusts reaching 25 mph. The sky remains cloudy at this moment, though conditions are expected to clear shortly.

Today and Tonight Forecast

The National Weather Service forecasts a high near 89F today. While the chance of precipitation is only 6%, the heat index is expected to climb as high as 97F due to the lingering humidity. Residents should anticipate mostly sunny skies as the day progresses. South winds will persist around 15 mph, with gusts potentially hitting 25 mph.

As evening approaches, skies will turn mostly clear. Temperatures will drop to a low near 75F. The heat index may remain elevated, reaching values as high as 97F even after sunset. Winds will ease slightly to 10 to 15 mph from the south, though gusts can still reach 25 mph. It is advisable to stay hydrated and limit strenuous outdoor activity during the peak heat hours.

Tomorrow Outlook

Conditions will remain consistent into the next day. Tomorrow is forecast to be mostly sunny with a high near 89F. The chance of precipitation drops to 0%, offering dry skies for outdoor plans. South winds will continue at 10 to 15 mph. Overnight, skies will clear again with a low around 76F. Winds will slow to around 10 mph, with gusts up to 20 mph.

There are no active National Weather Service or NOAA weather alerts in effect for Van Alstyne at this time. The primary concern remains the oppressive heat and humidity. Please check on elderly neighbors and ensure pets have access to cool water and shade. Avoid prolonged exposure to the sun during the hottest part of the day to prevent heat-related illness.

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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Van Alstyne faces a humid start with a dew point of 73F. Today brings mostly sunny skies and a high near 91F, with heat index values reaching 99. Showers and thunderstorms are likely tomorrow.

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