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5-day forecast / Van Alstyne, TX

TuesdaySlight Chance Rain Showers then Chance Showers And Thunderstorms88° / 70° 41%
WednesdayMostly Sunny then Slight Chance Showers And Thunderstorms86° / 72° 18%
ThursdayPartly Sunny then Slight Chance Showers And Thunderstorms89° / 73° 17%
FridayMostly Sunny90° / 75° 5%
SaturdaySunny93° / 75° 1%

Humidity Peaks in Van Alstyne as Temperatures Climb Toward 91 - Jul 13, 4 AM

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

Van Alstyne residents face high humidity with a dew point of 73F today. Temperatures will rise to 88F with a chance of storms, followed by a hot 91F tomorrow.

Marlene Ortiz

July 13, 20262 min read

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

*As of Jul 13, 4 AM local time.*

Current Conditions and Humidity

The air in Van Alstyne is currently quite heavy with moisture. It is Monday overnight, and the relative humidity stands at 94%, with a dew point of 73F. The air temperature is 75F, but the heat index makes it feel like 77F. Light rain is falling from the sky, accompanied by winds from the southeast at 9 mph with gusts reaching 13 mph.

Today and Tonight Forecast

Today, the sun will break through the clouds for periods of partly sunny skies. Highs will reach near 88F. There is a 44% chance of showers and thunderstorms throughout the day. If storms develop, new rainfall amounts between a quarter and half of an inch are possible. Winds will be light, coming from the east southeast at 0 to 5 mph.

As tonight approaches, the sky will become mostly cloudy. A chance of showers and thunderstorms remains, particularly before 7pm, with the probability dropping to 30%. Lows will settle around 73F, though temperatures may dip to around 71F before rising again overnight. Winds will calm to around 0 mph from the east southeast. Any new rainfall tonight is expected to be less than a tenth of an inch.

Tomorrow Outlook

Tomorrow, the heat will intensify significantly. Highs will climb to near 91F, with heat index values reaching as high as 99F. The sky will be partly sunny, transitioning to a slight chance of showers and thunderstorms after 1pm. The chance of precipitation is 21%. Winds will shift to the east, blowing at 0 to 10 mph. Any new rainfall is likely to be minimal, less than a tenth of an inch.

Safety and Alerts

There are no active National Weather Service or NOAA weather alerts in effect for Van Alstyne at this time. However, the combination of high temperatures and elevated humidity requires caution. Residents should stay hydrated and limit prolonged exertion during the hottest parts of the day. As humidity levels remain high, be mindful of how the air feels on your skin and adjust clothing layers accordingly to stay comfortable.

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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