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.

Overcast

71°F

22°C

Humidity 84%
Wind Speed S 15 mph
Barometer 29.89 in (1011.8 mb)
Dewpoint 66°F (19°C)
Visibility 10.00 mi
Last update 3 Apr 3:53 am CDT
Extended Forecast for

Allen TX

  • Today

    Today: A 30 percent chance of showers and thunderstorms after 4pm. Mostly cloudy, with a high near 84. South wind 15 to 20 mph, with gusts as high as 30 mph.

    High: 84 °F

    Mostly Cloudy
    then Chance
    T-storms

  • Tonight

    Tonight: A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 10pm. Low around 56. South wind 10 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 90%. New rainfall amounts between three quarters and one inch possible.

    Low: 56 °F

    Showers
    Likely then
    T-storms

  • Saturday

    Saturday: Showers and possibly a thunderstorm before 1pm, then a chance of showers. Steady temperature around 62. South southeast wind around 15 mph becoming north in the morning. Winds could gust as high as 25 mph. Chance of precipitation is 90%. New rainfall amounts between three quarters and one inch possible.

    High: 62 °F

    T-storms then
    Showers

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 48. North wind 5 to 10 mph.

    Low: 48 °F

    Partly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 70. Northeast wind 5 to 10 mph.

    High: 70 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 49. North northeast wind around 5 mph.

    Low: 49 °F

    Mostly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 72. East wind around 5 mph.

    High: 72 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 48. East wind around 5 mph.

    Low: 48 °F

    Mostly Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 72. Southeast wind 5 to 10 mph.

    High: 72 °F

    Mostly Sunny

Detailed Forecast

Today
A 30 percent chance of showers and thunderstorms after 4pm. Mostly cloudy, with a high near 84. South wind 15 to 20 mph, with gusts as high as 30 mph.
Tonight
A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 10pm. Low around 56. South wind 10 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 90%. New rainfall amounts between three quarters and one inch possible.
Saturday
Showers and possibly a thunderstorm before 1pm, then a chance of showers. Steady temperature around 62. South southeast wind around 15 mph becoming north in the morning. Winds could gust as high as 25 mph. Chance of precipitation is 90%. New rainfall amounts between three quarters and one inch possible.
Saturday Night
Partly cloudy, with a low around 48. North wind 5 to 10 mph.
Sunday
Partly sunny, with a high near 70. Northeast wind 5 to 10 mph.
Sunday Night
Mostly cloudy, with a low around 49. North northeast wind around 5 mph.
Monday
Mostly sunny, with a high near 72. East wind around 5 mph.
Monday Night
Mostly clear, with a low around 48. East wind around 5 mph.
Tuesday
Mostly sunny, with a high near 72. Southeast wind 5 to 10 mph.
Tuesday Night
Partly cloudy, with a low around 51.
Wednesday
Mostly sunny, with a high near 77.
Wednesday Night
Partly cloudy, with a low around 58.
Thursday
A 20 percent chance of showers. Mostly cloudy, with a high near 79.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Allen TX
 33.1°N 96.67°W (Elev. 656 ft)
Last Update:
5:27 am CDT Apr 3, 2026
Forecast Valid:
5am CDT Apr 3, 2026-6pm CDT Apr 9, 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