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5-day forecast / Van Alstyne, TX

TodaySunny96° / 77°
MondaySunny97° / 77°
TuesdaySunny95° / 78°
WednesdaySunny96° / 78°
ThursdaySunny97° / 78° 1%

Humid Heat Returns to Van Alstyne as Temperatures Climb

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

Van Alstyne faces high humidity with a dew point of 72F today. Temperatures will reach near 96F with heat indices up to 103F. No severe weather alerts are active.

Marlene Ortiz

June 28, 20262 min read

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

Current Conditions and Humidity

It is currently Sunday overnight in Van Alstyne, TX, and the air feels thick with moisture. The current air temperature sits at 81F, but the feels-like temperature is 85F due to the elevated humidity. The relative humidity is at 74%, with a dew point of 72F, indicating quite humid conditions that linger into the night. Skies are currently cloudy, and winds are blowing from the south at 17 mph, with gusts reaching 25 mph.

Forecast for Today and Tomorrow

As the sun rises, expect the humidity to persist alongside rising temperatures. Today will be sunny with a high near 96F and a low near 77F. The chance of precipitation is minimal at just 1%. According to the National Weather Service, heat index values will climb as high as 103F during the day. South winds will continue at 15 to 20 mph, with gusts as high as 30 mph.

Tonight, the sky will clear up, becoming mostly clear with a low around 77F. Temperatures may rise slightly to around 79F overnight. The heat index will remain high, reaching values as high as 102F. Winds will stay south at 15 to 20 mph, with gusts up to 30 mph.

Tomorrow brings another sunny day with a high near 97F and a low near 77F. There is no chance of precipitation, listed at 0%. Heat index values will peak around 102F. South winds will persist at 15 to 20 mph, with gusts as high as 30 mph. Tomorrow night will be clear with a low around 77F and south winds of 10 to 20 mph, with gusts up to 25 mph.

Safety Reminder

There are no active National Weather Service or NOAA weather alerts for this area. However, the combination of high temperatures and significant humidity creates a risk for heat-related illnesses. It is important to stay hydrated by drinking plenty of water, even if you do not feel thirsty. Limit strenuous outdoor activities during the hottest parts of the day, typically between 10 a.m. and 4 p.m. If you must be outside, seek shade or air-conditioned spaces frequently. Check on elderly neighbors or those without air conditioning to ensure they are safe and cool. Wear lightweight, light-colored clothing and apply sunscreen if you are exposed to the sun for extended periods.

National Weather Service radar for North Texas (KFWS)
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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