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

52°F

11°C

Humidity 26%
Wind Speed SW 3 mph
Barometer 30.13 in (1021.8 mb)
Dewpoint 18°F (-8°C)
Visibility NA
Last update 18 Jan 5:53 pm CST
Extended Forecast for

Allen TX

  • Tonight

    Tonight: Mostly clear, with a low around 31. Calm wind becoming east northeast around 5 mph after midnight.

    Low: 31 °F

    Mostly Clear

  • M.L.King Day

    M.L.King Day: Mostly sunny, with a high near 50. Northeast wind 5 to 15 mph, with gusts as high as 20 mph.

    High: 50 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 27. North northeast wind 5 to 10 mph.

    Low: 27 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 54. Northeast wind 5 to 10 mph becoming south in the afternoon.

    High: 54 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: A 30 percent chance of showers after midnight. Mostly cloudy, with a low around 44. South wind 5 to 10 mph.

    Low: 44 °F

    Mostly Cloudy
    then Chance
    Showers

  • Wednesday

    Wednesday: A 30 percent chance of showers before noon. Mostly cloudy, with a high near 58. South wind 5 to 10 mph becoming north northeast in the afternoon.

    High: 58 °F

    Chance
    Showers then
    Partly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 38. Northeast wind 5 to 10 mph.

    Low: 38 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 56. North northeast wind 5 to 10 mph becoming east southeast in the afternoon.

    High: 56 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 41. South southeast wind around 5 mph.

    Low: 41 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Mostly clear, with a low around 31. Calm wind becoming east northeast around 5 mph after midnight.
M.L.King Day
Mostly sunny, with a high near 50. Northeast wind 5 to 15 mph, with gusts as high as 20 mph.
Monday Night
Partly cloudy, with a low around 27. North northeast wind 5 to 10 mph.
Tuesday
Mostly sunny, with a high near 54. Northeast wind 5 to 10 mph becoming south in the afternoon.
Tuesday Night
A 30 percent chance of showers after midnight. Mostly cloudy, with a low around 44. South wind 5 to 10 mph.
Wednesday
A 30 percent chance of showers before noon. Mostly cloudy, with a high near 58. South wind 5 to 10 mph becoming north northeast in the afternoon.
Wednesday Night
Partly cloudy, with a low around 38. Northeast wind 5 to 10 mph.
Thursday
Mostly sunny, with a high near 56. North northeast wind 5 to 10 mph becoming east southeast in the afternoon.
Thursday Night
Mostly cloudy, with a low around 41. South southeast wind around 5 mph.
Friday
Partly sunny, with a high near 61.
Friday Night
A 20 percent chance of showers. Mostly cloudy, with a low around 41.
Saturday
A 20 percent chance of showers. Partly sunny, with a high near 53.
Saturday Night
Mostly cloudy, with a low around 28.
Sunday
Partly sunny, with a high near 45.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Allen TX
 33.1°N 96.67°W (Elev. 656 ft)
Last Update:
5:06 pm CST Jan 18, 2026
Forecast Valid:
6pm CST Jan 18, 2026-6pm CST Jan 25, 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