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.

Heavy Rain Fog/Mist

45°F

7°C

Humidity 90%
Wind Speed NE 3 mph
Barometer 30.21 in (1023.8 mb)
Dewpoint 42°F (6°C)
Visibility 4.00 mi
Last update 15 Nov 6:53 am CST
Extended Forecast for

McKinney TX

  • Today

    Today: Showers, mainly before 3pm. High near 47. East wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 100%. New precipitation amounts between a half and three quarters of an inch possible.

    High: 47 °F

    Showers then
    Showers
    Likely

  • Tonight

    Tonight: A 30 percent chance of showers, mainly before 9pm. Cloudy, with a low around 44. Northeast wind 5 to 10 mph, with gusts as high as 20 mph.

    Low: 44 °F

    Chance
    Showers then
    Cloudy

  • Monday

    Monday: Mostly cloudy through mid morning, then gradual clearing, with a high near 57. East wind around 5 mph.

    High: 57 °F

    Becoming
    Sunny

  • Monday Night

    Monday Night: Clear, with a low around 41. East northeast wind around 5 mph becoming calm.

    Low: 41 °F

    Clear

  • Tuesday

    Tuesday: Sunny, with a high near 65. Southeast wind around 5 mph.

    High: 65 °F

    Sunny

  • Tuesday Night

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

    Low: 48 °F

    Mostly Clear

  • Wednesday

    Wednesday: Partly sunny, with a high near 69. South southeast wind 5 to 10 mph.

    High: 69 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: A 20 percent chance of showers after midnight. Mostly cloudy, with a low around 56. South southeast wind around 5 mph.

    Low: 56 °F

    Mostly Cloudy
    then Slight
    Chance
    Showers

  • Thursday

    Thursday: A 20 percent chance of showers. Mostly cloudy, with a high near 72. Southeast wind 5 to 10 mph.

    High: 72 °F

    Slight Chance
    Showers

Detailed Forecast

Today
Showers, mainly before 3pm. High near 47. East wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 100%. New precipitation amounts between a half and three quarters of an inch possible.
Tonight
A 30 percent chance of showers, mainly before 9pm. Cloudy, with a low around 44. Northeast wind 5 to 10 mph, with gusts as high as 20 mph.
Monday
Mostly cloudy through mid morning, then gradual clearing, with a high near 57. East wind around 5 mph.
Monday Night
Clear, with a low around 41. East northeast wind around 5 mph becoming calm.
Tuesday
Sunny, with a high near 65. Southeast wind around 5 mph.
Tuesday Night
Mostly clear, with a low around 48. East southeast wind around 5 mph.
Wednesday
Partly sunny, with a high near 69. South southeast wind 5 to 10 mph.
Wednesday Night
A 20 percent chance of showers after midnight. Mostly cloudy, with a low around 56. South southeast wind around 5 mph.
Thursday
A 20 percent chance of showers. Mostly cloudy, with a high near 72. Southeast wind 5 to 10 mph.
Thursday Night
Mostly cloudy, with a low around 57.
Friday
Mostly sunny, with a high near 74.
Friday Night
Partly cloudy, with a low around 59.
Saturday
A 30 percent chance of showers. Partly sunny, with a high near 75.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
McKinney TX
 33.19°N 96.62°W (Elev. 587 ft)
Last Update:
5:36 am CST Nov 15, 2026
Forecast Valid:
7am CST Nov 15, 2026-6pm CST Nov 21, 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