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5-day forecast / Van Alstyne, TX

SaturdayMostly Sunny95° / 76° 4%
SundaySunny96° / 77° 1%
MondaySunny98° / 77°
TuesdaySunny100° / 79°
WednesdaySunny100° / 79° 1%

Humidity Lingers in Van Alstyne as Temps Climb Toward 95 - Jul 17, 8 PM

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

Van Alstyne residents face a humid evening with a dew point of 72F. Temperatures will rise to near 95F tomorrow with heat index values reaching 100.

Marlene Ortiz

July 18, 20262 min read

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

*As of Jul 17, 8 PM local time.*

Current Conditions and Humidity

The air in Van Alstyne feels heavy this Friday evening, with a notable level of moisture lingering in the atmosphere. Current readings show an air temperature of 88F, but the heat index pushes the perceived temperature up to 94F. This discrepancy is driven by a dew point of 72F, which creates a muggy environment despite the relative humidity sitting at 59%.

The sky remains clear overhead, but the wind is providing some movement, blowing from the south at 11 mph with gusts reaching 18 mph.

Forecast Overview

Looking ahead, the heat will intensify. Today is expected to be partly cloudy with a high near 90F and a low near 75F. The chance of precipitation remains very low at just 4%.

As the weekend approaches, conditions will shift toward more sun and higher temperatures. Tomorrow will be mostly sunny with a high near 95F. The National Weather Service indicates that heat index values could climb as high as 100 during the day.

Winds will continue from the south southwest at 5 to 10 mph, with gusts potentially hitting 20 mph.

Overnight tonight, skies will stay partly cloudy. Temperatures will drop to a low around 75, though they may rise slightly to around 77 during the night. Winds will ease to 5 to 10 mph from the south.

Tomorrow night will bring mostly clear skies with a low around 76. Heat index values will remain elevated, reaching up to 99. Winds will persist from the south at 5 to 10 mph.

Safety Reminder

With humidity levels high and temperatures climbing toward triple digits, it is crucial to stay hydrated. Limit midday exertion and seek air-conditioned spaces when possible. Check on neighbors, particularly the elderly or those without cooling, to ensure they are safe in the rising heat. There are no active weather alerts, but the combination of heat and humidity requires caution.

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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