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

70°F

21°C

Humidity 79%
Wind Speed SE 3 mph
Barometer 29.97 in (1014.6 mb)
Dewpoint 63°F (17°C)
Visibility 10.00 mi
Last update 14 May 1:53 am CDT
Extended Forecast for

Van Alstyne TX

  • Overnight

    Overnight: Mostly clear, with a low around 65. East southeast wind around 5 mph.

    Low: 65 °F

    Mostly Clear

  • Thursday

    Thursday: Mostly sunny, with a high near 88. South southeast wind 5 to 15 mph, with gusts as high as 20 mph.

    High: 88 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 69. South wind around 15 mph, with gusts as high as 25 mph.

    Low: 69 °F

    Partly Cloudy

  • Friday

    Friday: Increasing clouds, with a high near 88. Breezy, with a south wind 15 to 25 mph, with gusts as high as 30 mph.

    High: 88 °F

    Mostly Sunny
    then Partly
    Sunny and
    Breezy

  • Friday Night

    Friday Night: A 20 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 69. South wind 15 to 20 mph, with gusts as high as 25 mph.

    Low: 69 °F

    Slight Chance
    T-storms

  • Saturday

    Saturday: Sunny, with a high near 86. South wind around 20 mph, with gusts as high as 30 mph.

    High: 86 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 71. South wind 15 to 20 mph.

    Low: 71 °F

    Mostly Clear

  • Sunday

    Sunday: Partly sunny, with a high near 86. South wind 15 to 20 mph, with gusts as high as 30 mph.

    High: 86 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: A 30 percent chance of showers and thunderstorms before 1am. Mostly cloudy, with a low around 74. South wind around 20 mph, with gusts as high as 30 mph.

    Low: 74 °F

    Chance
    T-storms

Detailed Forecast

Overnight
Mostly clear, with a low around 65. East southeast wind around 5 mph.
Thursday
Mostly sunny, with a high near 88. South southeast wind 5 to 15 mph, with gusts as high as 20 mph.
Thursday Night
Partly cloudy, with a low around 69. South wind around 15 mph, with gusts as high as 25 mph.
Friday
Increasing clouds, with a high near 88. Breezy, with a south wind 15 to 25 mph, with gusts as high as 30 mph.
Friday Night
A 20 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 69. South wind 15 to 20 mph, with gusts as high as 25 mph.
Saturday
Sunny, with a high near 86. South wind around 20 mph, with gusts as high as 30 mph.
Saturday Night
Mostly clear, with a low around 71. South wind 15 to 20 mph.
Sunday
Partly sunny, with a high near 86. South wind 15 to 20 mph, with gusts as high as 30 mph.
Sunday Night
A 30 percent chance of showers and thunderstorms before 1am. Mostly cloudy, with a low around 74. South wind around 20 mph, with gusts as high as 30 mph.
Monday
A 50 percent chance of showers and thunderstorms, mainly after 1pm. Mostly cloudy, with a high near 85.
Monday Night
A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 73.
Tuesday
Showers and thunderstorms likely. Mostly cloudy, with a high near 84. Chance of precipitation is 70%.
Tuesday Night
Showers and thunderstorms likely. Mostly cloudy, with a low around 67. Chance of precipitation is 60%.
Wednesday
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 81.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Van Alstyne TX
 33.42°N 96.57°W (Elev. 761 ft)
Last Update:
1:26 am CDT May 14, 2026
Forecast Valid:
2am CDT May 14, 2026-6pm CDT May 20, 2026
 
Forecast Discussion
 
Get as KML Get as XML

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