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5-day forecast / Van Alstyne, TX

WednesdaySunny then Slight Chance Showers And Thunderstorms97° / 77° 18%
ThursdaySunny99° / 77°
FridaySunny97° / 78°
SaturdaySunny96° / 76° 4%
SundayChance Showers And Thunderstorms95° / 76° 30%

Van Alstyne Heat Index Hits 99F; Slight Storm Chance This Afternoon - Jul 8, 12 PM

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

Van Alstyne faces intense heat with a feels-like temperature of 99F. A slight chance of showers and thunderstorms exists after 4pm today, with sunny skies returning tomorrow.

Marlene Ortiz

July 8, 20261 min read

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

*As of Jul 8, 12 PM local time.*

Intense Heat and Humidity

Van Alstyne is currently experiencing very hot conditions this afternoon. The air temperature stands at 91F, but the heat index makes it feel like 99F. Humidity levels are contributing to the muggy atmosphere, with a dew point of 72F and relative humidity at 53%. Winds are light, blowing from the south southwest at 6 mph with gusts reaching 10 mph, under a clear sky.

Today and Tonight Forecast

Temperatures will climb to a high near 97F today. The National Weather Service indicates a slight chance of showers and thunderstorms after 4pm. The chance of precipitation is listed at 20%. As evening approaches, there remains a slight chance of showers and thunderstorms before 7pm. Skies will become mostly clear overnight. Lows will drop to around 77F, though temperatures may rise slightly to around 79F later in the night. The heat index could reach as high as 100F. Winds will shift to the south around 10 mph.

Tomorrow Outlook

Sunny skies are expected to dominate tomorrow. Highs will reach near 99F, with heat index values soaring as high as 102F. The chance of precipitation drops to 0%. Winds will increase, coming from the south southwest at 10 to 15 mph. Tomorrow night will be clear with lows around 77F, rising to around 79F overnight. Heat index values will again reach up to 100F, with south winds at 10 to 15 mph.

Safety Reminder

With heat index values exceeding 100F, it is crucial to stay hydrated and limit midday exertion. Check on neighbors and vulnerable individuals who may be less able to cope with the extreme heat. Keep vehicles well-ventilated and never leave people or pets inside parked cars.

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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