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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%

Humid Conditions Persist in Van Alstyne as Thunderstorms Linger - Jul 13, 12 PM

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. A chance of showers and thunderstorms remains, with temperatures near 85F. No active weather alerts are in effect.

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, 12 PM local time.*

Current Conditions and Humidity

The air in Van Alstyne is notably heavy with moisture this afternoon. Current readings show an air temperature of 81F, but the heat index feels significantly warmer at 85F due to the high humidity. The relative humidity sits at 79%, with a dew point of 73F indicating a muggy atmosphere. Skies are mostly cloudy, and winds are light at 5 mph with gusts reaching 1 mph.

Today and Tonight Forecast

Temperatures are expected to climb to a high near 85F today before dropping to a low around 71F tonight. There is a 47% chance of precipitation, with showers and thunderstorms possible. According to the National Weather Service, there is a chance of showers and thunderstorms throughout the day. Rainfall amounts between a quarter and half of an inch are possible.

As evening approaches, conditions will ease slightly. Tonight brings a slight chance of showers and thunderstorms before 10pm. Skies will be partly cloudy with lows around 71F. Winds will remain light, shifting from east southeast at 0 to 5 mph. New rainfall amounts less than a tenth of an inch are possible during this period.

Tomorrow Outlook

The heat will intensify tomorrow with highs near 91F. The National Weather Service forecasts partly sunny skies with a slight chance of showers and thunderstorms after 1pm. Heat index values could reach as high as 99F. Winds will be from the east at 0 to 10 mph. Precipitation chances drop to 21%, with rainfall amounts less than a tenth of an inch possible. Lows will settle near 70F.

Safety and Alerts

There are no active National Weather Service or NOAA weather alerts for Van Alstyne at this time. However, the high humidity and rising temperatures tomorrow warrant caution. Residents should stay hydrated and limit midday exertion to avoid heat-related issues. Keep an eye on the sky for developing storms, especially in the afternoon hours when instability may increase.

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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