National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

McKinney - McKinney National Airport (KTKI)

Lat: 33.18°NLon: 96.59°WElev: 584ft.

Fair

63°F

17°C

Humidity 60%
Wind Speed Calm
Barometer 30.14 in (1020.7 mb)
Dewpoint 49°F (9°C)
Visibility 10.00 mi
Last update 23 Oct 9:53 pm CDT
Extended Forecast for

Van Alstyne TX

  • Tonight

    Tonight: Mostly clear, with a low around 57. East southeast wind around 5 mph.

    Low: 57 °F

    Mostly Clear

  • Saturday

    Saturday: Mostly sunny, with a high near 83. South southeast wind 5 to 10 mph.

    High: 83 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 59. Southeast wind around 5 mph.

    Low: 59 °F

    Partly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 80. Southeast wind 5 to 10 mph.

    High: 80 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 57. East southeast wind around 5 mph.

    Low: 57 °F

    Mostly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 78. Southeast wind around 5 mph.

    High: 78 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 59. Calm wind becoming east southeast around 5 mph.

    Low: 59 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 77. Southeast wind around 5 mph.

    High: 77 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 57. Southeast wind around 5 mph becoming calm.

    Low: 57 °F

    Partly Cloudy

Detailed Forecast

Tonight
Mostly clear, with a low around 57. East southeast wind around 5 mph.
Saturday
Mostly sunny, with a high near 83. South southeast wind 5 to 10 mph.
Saturday Night
Partly cloudy, with a low around 59. Southeast wind around 5 mph.
Sunday
Partly sunny, with a high near 80. Southeast wind 5 to 10 mph.
Sunday Night
Mostly cloudy, with a low around 57. East southeast wind around 5 mph.
Monday
Mostly sunny, with a high near 78. Southeast wind around 5 mph.
Monday Night
Mostly cloudy, with a low around 59. Calm wind becoming east southeast around 5 mph.
Tuesday
Partly sunny, with a high near 77. Southeast wind around 5 mph.
Tuesday Night
Partly cloudy, with a low around 57. Southeast wind around 5 mph becoming calm.
Wednesday
Sunny, with a high near 79.
Wednesday Night
Partly cloudy, with a low around 60.
Thursday
Partly sunny, with a high near 80.
Thursday Night
A 20 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 59.
Friday
A 40 percent chance of showers. Mostly cloudy, with a high near 75.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Van Alstyne TX
 33.42°N 96.57°W (Elev. 761 ft)
Last Update:
6:06 pm CDT Oct 23, 2026
Forecast Valid:
10pm CDT Oct 23, 2026-6pm CDT Oct 30, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation