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Hazardous Weather Conditions

Current conditions at

McKinney - McKinney National Airport (KTKI)

Lat: 33.18°NLon: 96.59°WElev: 584ft.

Overcast

71°F

22°C

Humidity 90%
Wind Speed SE 6 mph
Barometer 29.95 in (1014.1 mb)
Dewpoint 68°F (20°C)
Visibility 10.00 mi
Last update 12 Jun 2:53 am CDT
Extended Forecast for

Van Alstyne TX

Flood Watch June 12, 03:21am until June 12, 07:00pm
Click here for hazard details and duration
Flood Watch
  •  
    Flood Watch June 12, 03:21am until June 12, 07:00pm

    NOW until 7:00pm Thu

    Flood Watch

  • Overnight

    Low: 68 °F

    T-storms

  • Thursday

    Thursday: Showers and possibly a thunderstorm before 10am, then a chance of showers and thunderstorms, mainly between 10am and 4pm. High near 79. Southeast wind around 5 mph. Chance of precipitation is 80%. New rainfall amounts between a half and three quarters of an inch possible.

    High: 79 °F

    Showers then
    Chance
    T-storms

  • Thursday Night

    Thursday Night: A 10 percent chance of showers and thunderstorms before 7pm. Partly cloudy, with a low around 69. South southeast wind around 5 mph.

    Low: 69 °F

    Slight Chance
    T-storms then
    Partly Cloudy

  • Friday

    Friday: A 20 percent chance of showers and thunderstorms. Cloudy, then gradually becoming mostly sunny, with a high near 88. Heat index values as high as 99. South wind 5 to 10 mph.

    High: 88 °F

    Slight Chance
    T-storms

  • Friday Night

    Friday Night: A chance of showers between 1am and 4am, then a chance of showers and thunderstorms after 4am. Partly cloudy, with a low around 73. South wind 5 to 10 mph. Chance of precipitation is 30%.

    Low: 73 °F

    Partly Cloudy
    then Chance
    Showers

  • Saturday

    Saturday: A 30 percent chance of showers and thunderstorms, mainly before 1pm. Partly sunny, with a high near 85. South wind 5 to 10 mph.

    High: 85 °F

    Chance
    T-storms

  • Saturday Night

    Saturday Night: A 20 percent chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 71. Southeast wind around 5 mph.

    Low: 71 °F

    Partly Cloudy
    then Slight
    Chance
    T-storms

  • Sunday

    Sunday: A 30 percent chance of showers and thunderstorms, mainly after 1pm. Partly sunny, with a high near 87. Southwest wind 5 to 10 mph.

    High: 87 °F

    Chance
    T-storms

Detailed Forecast

Overnight
Showers and thunderstorms likely, then showers and possibly a thunderstorm after 4am. Low around 68. Southeast wind around 5 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Thursday
Showers and possibly a thunderstorm before 10am, then a chance of showers and thunderstorms, mainly between 10am and 4pm. High near 79. Southeast wind around 5 mph. Chance of precipitation is 80%. New rainfall amounts between a half and three quarters of an inch possible.
Thursday Night
A 10 percent chance of showers and thunderstorms before 7pm. Partly cloudy, with a low around 69. South southeast wind around 5 mph.
Friday
A 20 percent chance of showers and thunderstorms. Cloudy, then gradually becoming mostly sunny, with a high near 88. Heat index values as high as 99. South wind 5 to 10 mph.
Friday Night
A chance of showers between 1am and 4am, then a chance of showers and thunderstorms after 4am. Partly cloudy, with a low around 73. South wind 5 to 10 mph. Chance of precipitation is 30%.
Saturday
A 30 percent chance of showers and thunderstorms, mainly before 1pm. Partly sunny, with a high near 85. South wind 5 to 10 mph.
Saturday Night
A 20 percent chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 71. Southeast wind around 5 mph.
Sunday
A 30 percent chance of showers and thunderstorms, mainly after 1pm. Partly sunny, with a high near 87. Southwest wind 5 to 10 mph.
Sunday Night
Partly cloudy, with a low around 73. South southeast wind around 5 mph.
Monday
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 90.
Monday Night
Mostly clear, with a low around 74.
Tuesday
Mostly sunny, with a high near 90.
Tuesday Night
Partly cloudy, with a low around 75.
Wednesday
Mostly sunny, with a high near 90.
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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:
11:18 pm CDT Jun 11, 2025
Forecast Valid:
3am CDT Jun 12, 2025-6pm CDT Jun 18, 2025
 
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