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

76°F

24°C

Humidity 22%
Wind Speed N 8 mph
Barometer 30.08 in (1018.8 mb)
Dewpoint 34°F (1°C)
Visibility 10.00 mi
Heat Index77°F (25°C)
Last update 6 Feb 5:53 pm CST
Extended Forecast for

Van Alstyne TX

  • Tonight

    Tonight: Clear, with a low around 42. North northeast wind around 5 mph.

    Low: 42 °F

    Clear

  • Saturday

    Saturday: Sunny, with a high near 66. East northeast wind 5 to 10 mph becoming southeast in the afternoon.

    High: 66 °F

    Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 49. Southeast wind 5 to 10 mph.

    Low: 49 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly cloudy, with a high near 72. South southwest wind 5 to 10 mph.

    High: 72 °F

    Mostly Cloudy

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 54. South wind around 5 mph.

    Low: 54 °F

    Mostly Cloudy

  • Monday

    Monday: Mostly cloudy, with a high near 74. South southwest wind 5 to 10 mph.

    High: 74 °F

    Mostly Cloudy

  • Monday Night

    Monday Night: A 30 percent chance of showers, mainly after midnight. Cloudy, with a low around 58. South wind around 10 mph, with gusts as high as 20 mph.

    Low: 58 °F

    Chance
    Showers

  • Tuesday

    Tuesday: A 40 percent chance of showers. Mostly cloudy, with a high near 72. South wind 10 to 15 mph, with gusts as high as 20 mph.

    High: 72 °F

    Chance
    Showers

  • Tuesday Night

    Tuesday Night: A 20 percent chance of showers before midnight. Partly cloudy, with a low around 53. South wind 5 to 10 mph becoming west southwest after midnight.

    Low: 53 °F

    Slight Chance
    Showers then
    Mostly Cloudy

Detailed Forecast

Tonight
Clear, with a low around 42. North northeast wind around 5 mph.
Saturday
Sunny, with a high near 66. East northeast wind 5 to 10 mph becoming southeast in the afternoon.
Saturday Night
Partly cloudy, with a low around 49. Southeast wind 5 to 10 mph.
Sunday
Mostly cloudy, with a high near 72. South southwest wind 5 to 10 mph.
Sunday Night
Mostly cloudy, with a low around 54. South wind around 5 mph.
Monday
Mostly cloudy, with a high near 74. South southwest wind 5 to 10 mph.
Monday Night
A 30 percent chance of showers, mainly after midnight. Cloudy, with a low around 58. South wind around 10 mph, with gusts as high as 20 mph.
Tuesday
A 40 percent chance of showers. Mostly cloudy, with a high near 72. South wind 10 to 15 mph, with gusts as high as 20 mph.
Tuesday Night
A 20 percent chance of showers before midnight. Partly cloudy, with a low around 53. South wind 5 to 10 mph becoming west southwest after midnight.
Wednesday
Mostly sunny, with a high near 72.
Wednesday Night
Mostly clear, with a low around 49.
Thursday
Mostly sunny, with a high near 69.
Thursday Night
A 30 percent chance of showers. Partly cloudy, with a low around 47.
Friday
A 30 percent chance of showers. Mostly sunny, with a high near 61.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Van Alstyne TX
 33.42°N 96.57°W (Elev. 761 ft)
Last Update:
5:06 pm CST Feb 6, 2026
Forecast Valid:
6pm CST Feb 6, 2026-6pm CST Feb 13, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation