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5-day forecast / Van Alstyne, TX

FridaySunny99° / 77° 1%
SaturdaySunny97° / 78°
SundayChance Showers And Thunderstorms94° / 73° 42%
MondayChance Showers And Thunderstorms91° / 73° 51%
TuesdaySlight Chance Showers And Thunderstorms90° / 73° 28%

Van Alstyne Heat Index Hits 103 Today as Temperatures Soar - Jul 10, 12 PM

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

Van Alstyne residents face intense heat today with highs near 99F and heat index values reaching 103F. Clear skies and breezy conditions persist through tomorrow.

Marlene Ortiz

July 10, 20261 min read

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

*As of Jul 10, 12 PM local time.*

Intense Heat and Current Conditions

Van Alstyne is experiencing very hot conditions this afternoon, with the air temperature currently at 91F. The combination of heat and humidity is making it feel even warmer, with a feels-like temperature of 96F. Relative humidity stands at 46%, with a dew point of 68F. Winds are blowing from the south southwest at 14 mph, with gusts reaching up to 19 mph. The sky remains clear overhead.

Today and Tonight Forecast

Today will be sunny with a high near 99F. The National Weather Service indicates heat index values as high as 103. South southwest winds will continue at 10 to 15 mph. The chance of precipitation is just 1%.

Tonight, skies will become mostly clear. Temperatures will drop to a low around 77F, though they may rise to around 79F overnight. Heat index values will remain elevated, reaching as high as 101. South winds will persist at 10 to 15 mph.

Tomorrow Outlook

Tomorrow will also be sunny, with a high near 97F. Heat index values are expected to climb to 103. South southwest winds will slow to around 10 mph. The chance of precipitation is 0%.

Tomorrow night, a slight chance of showers and thunderstorms is possible after 1am. Skies will be mostly clear with a low around 78F. Heat index values will reach 100. South winds will decrease to 5 to 10 mph, with a 20% chance of precipitation.

Safety Reminder

With heat index values exceeding 100F today and tomorrow, it is crucial to stay hydrated and limit midday exertion. Check on neighbors, especially the elderly and those without air conditioning. Avoid prolonged sun exposure and seek air-conditioned spaces when possible.

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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