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5-day forecast / Van Alstyne, TX

TuesdayMostly Sunny then Chance Showers And Thunderstorms86° / 73° 27%
WednesdayChance Showers And Thunderstorms89° / 72° 48%
ThursdayPartly Sunny then Slight Chance Showers And Thunderstorms88° / 74° 24%
FridayPartly Sunny then Slight Chance Showers And Thunderstorms91° / 74° 15%
SaturdayMostly Sunny92° / 75° 2%

Humidity Peaks in Van Alstyne as Heat Builds Toward Tomorrow - Jul 14, 4 AM

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

Van Alstyne residents face high humidity today with a dew point of 72F. Temperatures will climb to near 89F tomorrow, with heat indices reaching 97F and a chance of storms.

Marlene Ortiz

July 14, 20262 min read

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

*As of Jul 14, 4 AM local time.*

Current Conditions and Humidity

It is currently Tuesday overnight in Van Alstyne, TX, and the air feels heavy with moisture. The current air temperature sits at 75F, but the feels-like temperature is 77F due to the high humidity. Relative humidity is at 89%, with a dew point of 72F, indicating a very muggy atmosphere.

Winds are light at 3 mph with gusts up to 9 mph, and the sky remains mostly cloudy.

Today and Tonight Forecast

Today, Van Alstyne will see mostly sunny skies before a chance of showers and thunderstorms develops. The high will reach near 86F, though temperatures may drop to around 84F in the afternoon. There is a 27% chance of precipitation, with new rainfall amounts less than a tenth of an inch possible. East winds will pick up slightly to 5 to 10 mph.

As tonight approaches, conditions will shift to mostly clear skies. The low will settle around 71F, with temperatures rising to around 72F overnight. There is a slight chance of showers and thunderstorms before 10pm, with a 20% chance of precipitation.

Winds will be light, ranging from 0 to 10 mph from the south. Rainfall totals are expected to remain minimal, under a tenth of an inch.

Tomorrow Outlook

Tomorrow, the heat will intensify significantly. Highs will climb to near 89F, with temperatures falling to around 87F in the afternoon. Heat index values could reach as high as 97F, making it feel much hotter than the actual air temperature.

The chance of precipitation increases to 48%, with a slight chance of rain showers between 10am and 1pm, followed by a chance of showers and thunderstorms between 1pm and 4pm. Southwest winds will be calm, ranging from 0 to 5 mph. Again, new rainfall amounts are expected to be less than a tenth of an inch.

Safety Reminder

With humidity levels high and temperatures rising, it is important to stay hydrated and limit midday exertion. Check on neighbors who may be vulnerable to the heat. While there are no active weather alerts, be prepared for sudden changes in weather conditions.

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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