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5-day forecast / Van Alstyne, TX

MondaySunny105° / 81° 11%
TuesdaySlight Chance Showers And Thunderstorms then Mostly Sunny103° / 80° 17%
WednesdayMostly Sunny100° / 77° 13%
ThursdayMostly Sunny then Slight Chance Showers And Thunderstorms97° / 74° 16%
FridayMostly Sunny97° / 75° 12%

Extreme Heat Warning in Effect for Van Alstyne as Temperatures Soar - Aug 24, 2 PM

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

An Extreme Heat Warning is active for Van Alstyne, TX. Current conditions show a heat index of 106F with dangerous levels of heat expected through tomorrow evening.

Marlene Ortiz

August 24, 20262 min read

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

*As of Aug 24, 2 PM local time.*

Dangerous Heat Conditions Underway

Van Alstyne, TX is currently under an Extreme Heat Warning issued by the National Weather Service in Fort Worth. This severe alert remains in effect until August 25 at 9:00PM CDT. The warning highlights the significant risk posed by extreme heat and high humidity levels that will make conditions feel much hotter than the actual air temperature.

Right now, the air temperature stands at 104F. However, the combination of heat and moisture results in a feels-like temperature, or heat index, of 106F. The relative humidity is at 25%, with a dew point of 61F. Winds are blowing from the southwest at 14 mph, with gusts reaching up to 17 mph. The sky remains clear as residents face these intense conditions.

Forecast for Today and Tomorrow

Today will be sunny with a high near 105F. Temperatures are expected to fall to around 103F in the afternoon. The heat index values will reach as high as 104F. There is an 11% chance of precipitation today.

Tonight, skies will become mostly clear with a low near 81F. A slight chance of showers and thunderstorms exists after 4am. The heat index may climb to 103F overnight. South winds will continue at 10 to 15 mph. The chance of precipitation is 20%.

Tomorrow brings mostly sunny skies with a high near 103F. There is a slight chance of showers and thunderstorms before 7am, followed by clearing conditions. The heat index will again reach as high as 104F. South southwest winds will blow at 10 to 15 mph. The chance of precipitation for tomorrow is 17%.

Safety Reminders

Given the severity of the Extreme Heat Warning, it is critical to take precautions against heat-related illness. Stay hydrated by drinking plenty of water throughout the day. Limit outdoor exertion, especially during the hottest parts of the afternoon.

Seek air-conditioned environments whenever possible. Check on neighbors and elderly relatives who may be vulnerable to the extreme heat. Do not leave people or pets in parked vehicles under any circumstances.

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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