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5-day forecast / Van Alstyne, TX

FridayPartly Sunny90° / 75° 19%
SaturdayMostly Sunny95° / 76° 4%
SundaySunny96° / 77° 1%
MondaySunny98° / 78°
TuesdaySunny99° / 79° 1%

Van Alstyne Heat Index Hits 95F Today; Humidity Lingers - Jul 17, 12 PM

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

Van Alstyne residents face oppressive heat and humidity this afternoon with a feels-like temperature of 95F. Conditions remain hot through tomorrow with highs near 95F.

Marlene Ortiz

July 17, 20262 min read

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

*As of Jul 17, 12 PM local time.*

Current Conditions and Heat Index

Van Alstyne is experiencing a notably hot and humid afternoon. The air temperature currently sits at 86F, but the combination of heat and moisture pushes the feels-like temperature to 95F. Relative humidity is at 70%, with a dew point of 75F, creating an oppressive atmosphere that makes the heat feel more intense than the actual air temperature suggests.

Winds are blowing from the south at 11 mph, with gusts reaching up to 18 mph. The sky remains mostly cloudy, offering little relief from the sun's intensity.

Forecast for Today and Tonight

Today, the high will reach near 90F. While the sky will be partly sunny, the heat index values are expected to climb as high as 97F. South winds will continue at 10 to 15 mph. There is a 19% chance of precipitation, though the official forecast notes a 20% chance, indicating a slight possibility of rain that is not expected to significantly impact the day.

Tonight, conditions will shift to mostly cloudy skies. Temperatures will drop to a low near 75F, but warmth will linger, with temperatures rising to around 77F during the overnight hours. Winds will ease slightly, blowing from the south at 5 to 15 mph.

The chance of precipitation remains at 20%, consistent with the earlier forecast. Residents should expect a warm and muggy night with little change in the humidity levels.

Tomorrow Outlook and Safety

Tomorrow, the heat will intensify further with a high near 95F. The sky will be mostly sunny, and the heat index is projected to reach as high as 99F. Winds will shift to the south southwest at 5 to 10 mph, with gusts as high as 20 mph. There is a minimal 4% chance of precipitation, indicating dry conditions.

Tomorrow night, skies will clear to mostly clear, with a low around 76F. The heat index will remain high at 99F, and winds will stay light from the south at 5 to 10 mph.

There are no active National Weather Service or NOAA weather alerts in effect for Van Alstyne. However, given the high heat index values, it is crucial to stay hydrated and limit outdoor exertion during the hottest parts of the day. Check on neighbors and loved ones who may be vulnerable to extreme heat. Ensure pets have access to cool water and shade.

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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