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5-day forecast / Van Alstyne, TX

SaturdayMostly Sunny96° / 75°
SundayMostly Sunny97° / 73° 13%
MondayChance Rain Showers then Chance Showers And Thunderstorms92° / 69° 49%
TuesdayMostly Sunny90° / 67° 11%
WednesdaySunny91° / 68° 6%

Van Alstyne Weather: Heat Lingers as Showers Approach Tomorrow Night - Sep 19, 2 PM

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

Conditions remain hot and dry in Van Alstyne today with highs near 96F. While skies stay clear through the evening, a chance of rain arrives late tomorrow night.

Marlene Ortiz

September 19, 20261 min read

National Weather Service radar for North Texas (KFWS)

*As of Sep 19, 2 PM local time.*

Current Conditions

It is currently Saturday afternoon in Van Alstyne, and the heat is holding steady. The thermometer reads 91F right now, but with humidity at 44% and a south wind around 10 mph, it feels like 94F. The sky above is clear, offering plenty of sunshine to start off the day.

Today’s Outlook

Today will be mostly sunny with a high near 96F. This temperature is about the same as yesterday’s high, so we aren’t seeing much change in the daily warmth. The good news for those planning outdoor activities is that little to no rain is expected through this evening, with chances staying at or below 0%. As tonight approaches, skies will turn mostly clear with a low around 75F.

Tomorrow’s Forecast

Looking ahead to tomorrow, expect another mostly sunny day. The high will reach near 97F, which is near today’s temperature. However, the heat index could climb as high as 100 during the afternoon before temperatures fall slightly to around 94F later in the day. Winds will remain south around 10 mph.

While tomorrow daytime looks dry, keep an eye on the late hours. There is a chance of showers and thunderstorms after 10pm tomorrow night. Skies will become mostly cloudy with a low around 73F, and winds shifting to south southwest at 0 to 5 mph. Rainfall amounts between a quarter and half of an inch are possible during that window.

National Weather Service radar for North Texas (KFWS)

Sources

National Weather Service radar

National Weather Service forecast data

Open-Meteo weather data

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Marlene Ortiz

Marlene Ortiz covers weather, storms, and seasonal life across Van Alstyne and Grayson County.

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