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

68°F

20°C

Humidity 87%
Wind Speed S 13 mph
Barometer 29.85 in (1010.7 mb)
Dewpoint 64°F (18°C)
Visibility 10.00 mi
Last update 23 Apr 5:53 am CDT
Extended Forecast for

Allen TX

  • Today

    Today: Mostly cloudy, with a high near 79. South wind 15 to 20 mph, with gusts as high as 30 mph.

    High: 79 °F

    Mostly Cloudy

  • Tonight

    Tonight: Mostly cloudy, with a low around 69. South wind around 15 mph, with gusts as high as 25 mph.

    Low: 69 °F

    Mostly Cloudy

  • Friday

    Friday: A 20 percent chance of showers and thunderstorms after 1pm. Cloudy through mid morning, then gradual clearing, with a high near 86. South wind 10 to 15 mph, with gusts as high as 25 mph.

    High: 86 °F

    Mostly Cloudy
    then Slight
    Chance
    T-storms

  • Friday Night

    Friday Night: A 20 percent chance of showers and thunderstorms before 1am. Mostly clear, with a low around 65. South wind 5 to 10 mph becoming north northeast in the evening.

    Low: 65 °F

    Slight Chance
    T-storms

  • Saturday

    Saturday: Partly sunny, with a high near 88. South wind 5 to 15 mph, with gusts as high as 20 mph.

    High: 88 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: A 30 percent chance of showers and thunderstorms, mainly before 1am. Partly cloudy, with a low around 70. South southeast wind around 10 mph, with gusts as high as 20 mph.

    Low: 70 °F

    Chance
    T-storms

  • Sunday

    Sunday: Partly sunny, with a high near 89. South wind 10 to 15 mph, with gusts as high as 25 mph.

    High: 89 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: A 20 percent chance of showers and thunderstorms. Mostly clear, with a low around 71. South wind around 15 mph, with gusts as high as 25 mph.

    Low: 71 °F

    Slight Chance
    T-storms

  • Monday

    Monday: Mostly sunny, with a high near 89. West wind 10 to 15 mph, with gusts as high as 20 mph.

    High: 89 °F

    Mostly Sunny

Detailed Forecast

Today
Mostly cloudy, with a high near 79. South wind 15 to 20 mph, with gusts as high as 30 mph.
Tonight
Mostly cloudy, with a low around 69. South wind around 15 mph, with gusts as high as 25 mph.
Friday
A 20 percent chance of showers and thunderstorms after 1pm. Cloudy through mid morning, then gradual clearing, with a high near 86. South wind 10 to 15 mph, with gusts as high as 25 mph.
Friday Night
A 20 percent chance of showers and thunderstorms before 1am. Mostly clear, with a low around 65. South wind 5 to 10 mph becoming north northeast in the evening.
Saturday
Partly sunny, with a high near 88. South wind 5 to 15 mph, with gusts as high as 20 mph.
Saturday Night
A 30 percent chance of showers and thunderstorms, mainly before 1am. Partly cloudy, with a low around 70. South southeast wind around 10 mph, with gusts as high as 20 mph.
Sunday
Partly sunny, with a high near 89. South wind 10 to 15 mph, with gusts as high as 25 mph.
Sunday Night
A 20 percent chance of showers and thunderstorms. Mostly clear, with a low around 71. South wind around 15 mph, with gusts as high as 25 mph.
Monday
Mostly sunny, with a high near 89. West wind 10 to 15 mph, with gusts as high as 20 mph.
Monday Night
Clear, with a low around 60.
Tuesday
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 86.
Tuesday Night
A 20 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 66.
Wednesday
A 30 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 85.
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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:
6:12 am CDT Apr 23, 2026
Forecast Valid:
6am CDT Apr 23, 2026-6pm CDT Apr 29, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

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Chance of Precipitation