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5-day forecast / Van Alstyne, TX

FridayPartly Sunny95° / 78° 6%
SaturdayMostly Sunny98° / 79° 1%
SundaySunny100° / 80°
MondaySunny100° / 80°
TuesdaySunny101° / 81°

Heat Advisory in Effect for Van Alstyne as Temperatures Climb - Jul 24, 4 AM

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

A Heat Advisory is active for Van Alstyne, TX, with heat index values reaching 105 today. Current conditions are oppressively humid with a dew point of 75F.

Marlene Ortiz

July 24, 20262 min read

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

*As of Jul 24, 4 AM local time.*

Current Conditions and Alert Status

A Heat Advisory is currently in effect for Van Alstyne, Texas, signaling potentially dangerous heat levels for the region. The National Weather Service has issued this moderate-severity alert due to expected high temperatures and humidity. As of Friday overnight, the air temperature stands at 81F, but the combination of heat and moisture makes it feel significantly warmer, with a feels-like temperature of 86F.

The relative humidity is at 84%, and the dew point is 75F, indicating oppressively humid conditions that linger in the air. Winds are blowing from the south at 10 mph, with gusts reaching up to 21 mph, while the sky remains mostly cloudy.

Forecast for Today and Tomorrow

Today, the sun will break through the clouds, resulting in partly sunny skies. Highs will reach near 95F, but the heat index will soar to as high as 105 due to the lingering humidity. South winds will persist at 10 to 15 mph.

The chance of precipitation is minimal at 6%. As tonight approaches, skies will clear to mostly clear, allowing temperatures to drop to a low around 78F. Winds will ease slightly to a south southeast flow of 5 to 10 mph.

Looking ahead to tomorrow, conditions will remain hot and sunny. Skies will be mostly sunny with a high near 98F. The heat index is expected to climb to 104, making it feel even hotter than the actual air temperature.

South southwest winds will blow around 10 mph. The chance of rain drops to just 1%. Overnight into tomorrow night, the sky will clear to mostly clear, with lows settling around 79F.

Winds will remain light from the south at 5 to 10 mph.

Safety Reminders

With the Heat Advisory active, it is crucial to stay hydrated and limit outdoor exertion, especially during the midday hours when heat intensity peaks. Check on neighbors, particularly the elderly and those without air conditioning. Wear lightweight, light-colored clothing and seek air-conditioned environments whenever possible to avoid heat-related illnesses.

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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