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5-day forecast / Van Alstyne, TX

ThursdaySunny96° / 77° 1%
FridayMostly Sunny95° / 79°
SaturdayMostly Sunny98° / 80° 2%
SundaySunny100° / 79°
MondaySunny99° / 80°

Humid Heat Returns to Van Alstyne With Highs Near 96 - Jul 23, 4 AM

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

Van Alstyne faces another day of sweltering heat and high humidity today, with dew points reaching 70F. Temperatures will climb near 96F, creating heat index values up to 103F.

Marlene Ortiz

July 23, 20262 min read

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

*As of Jul 23, 4 AM local time.*

Current Conditions and Humidity

It is currently Thursday overnight in Van Alstyne, TX, where the air remains thick with moisture. The current air temperature sits at 79F, but the feels-like temperature is 80F due to the heavy humidity. The relative humidity is at 74%, with a dew point of 70F, indicating a muggy atmosphere.

Winds are currently calm at 0 mph, though gusts have reached up to 14 mph. The sky is clear, offering no relief from the lingering warmth of the day.

Today and Tonight Forecast

Today, Van Alstyne will experience sunny skies with a high near 96F. The heat index will make it feel significantly hotter, reaching values as high as 103F. East winds will blow between 5 to 15 mph, helping to slightly moderate the stagnant air.

As evening approaches, conditions will remain mostly clear. The low will drop to around 76F, but temperatures will rise to around 78F overnight. The heat index will climb to 104F during this period.

Winds will shift to the east, maintaining speeds around 5 mph.

Tomorrow Outlook

Tomorrow, the region will see mostly sunny skies with a high near 95F. The humidity will persist, pushing heat index values up to 105F. Winds will shift to the south southeast, increasing to 10 to 15 mph.

Overnight, the sky will become partly cloudy with a low around 79F. Temperatures will rise to around 81F before dawn, with south winds continuing at 10 to 15 mph.

Safety Reminder

With heat index values exceeding 100F, it is crucial to stay hydrated and limit midday exertion. Wear lightweight, light-colored clothing and seek air-conditioned environments when possible. Check on elderly neighbors and those without reliable cooling to ensure their safety during these extreme heat conditions.

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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