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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 Persists: High Near 100F Expected Today - Aug 8, 9 PM

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

Temperatures in Van Alstyne are reaching dangerous levels today with a high near 100F and heat index values up to 100F. No severe weather alerts are active.

Marlene Ortiz

August 9, 20262 min read

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

*As of Aug 8, 9 PM local time.*

Current Conditions

It is currently Saturday night in Van Alstyne, TX, where the air temperature stands at 84F. The combination of humidity and heat has pushed the feels-like temperature to 87F. Relative humidity is at 55%, with a dew point of 66F. Winds are blowing from the south at 6 mph, with gusts reaching up to 19 mph. The sky remains clear overhead.

Forecast Overview

Today in Van Alstyne, residents can expect mostly clear skies with a high near 100F. The low for today is near 76F. There is only a 6% chance of precipitation during the day. As tonight sets in, conditions will remain mostly clear with a low around 76. South winds will continue at 5 to 10 mph.

Looking ahead to tomorrow, the sun will be out with no clouds in sight. The high will reach near 97F, while the low drops to near 76F. There is zero percent chance of rain for the day. Heat index values are expected to climb as high as 100 during the afternoon hours. South winds will persist at 5 to 10 mph.

Safety and Alerts

There are no active National Weather Service or NOAA weather alerts, watches, or advisories in effect for this area. However, the extreme heat remains a serious concern. With today's high near 100F and feels-like temperatures hitting 87F right now, it is crucial to stay hydrated and limit midday exertion.

Heat index values will approach 100F tomorrow, so seeking air-conditioned spaces during peak hours is strongly advised.

Temperatures will remain warm overnight, with lows around 76F and rising to around 78F later in the night. Heat indices will stay high at around 99. While there are no severe storm warnings, the persistent heat requires caution. Please check on neighbors who may be vulnerable to high temperatures and ensure pets have access to cool water and shade.

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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