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

41°F

5°C

Humidity 89%
Wind Speed Calm
Barometer 30.19 in (1023.0 mb)
Dewpoint 38°F (3°C)
Visibility 10.00 mi
Last update 12 Feb 2:53 am CST
Extended Forecast for

Collin County Regional Airport TX

  • Overnight

    Overnight: Partly cloudy, with a steady temperature around 45. Calm wind.

    Low: 45 °F

    Partly Cloudy

  • Thursday

    Thursday: Sunny, with a high near 73. Calm wind becoming southeast around 5 mph in the morning.

    High: 73 °F

    Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 52. Southeast wind around 5 mph.

    Low: 52 °F

    Partly Cloudy

  • Friday

    Friday: A 20 percent chance of showers after noon. Partly sunny, with a high near 79. South southeast wind 5 to 10 mph.

    High: 79 °F

    Partly Sunny
    then Slight
    Chance
    Showers

  • Friday Night

    Friday Night: Showers likely, mainly after midnight. Mostly cloudy, with a low around 60. South southeast wind around 10 mph. Chance of precipitation is 60%.

    Low: 60 °F

    Chance
    Showers then
    Showers
    Likely

  • Saturday

    Saturday: Showers and possibly a thunderstorm. High near 69. South wind 10 to 15 mph becoming west southwest in the afternoon. Winds could gust as high as 20 mph. Chance of precipitation is 100%.

    High: 69 °F

    Showers

  • Saturday Night

    Saturday Night: Showers likely and possibly a thunderstorm before midnight, then a slight chance of showers and thunderstorms after midnight. Mostly cloudy, with a low around 52. West southwest wind 10 to 15 mph becoming north northwest after midnight. Winds could gust as high as 20 mph. Chance of precipitation is 70%.

    Low: 52 °F

    Showers
    Likely then
    Slight Chance
    T-storms

  • Sunday

    Sunday: Mostly sunny, with a high near 69. North wind 10 to 15 mph, with gusts as high as 25 mph.

    High: 69 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 45. North wind around 5 mph becoming calm in the evening.

    Low: 45 °F

    Mostly Clear

Detailed Forecast

Overnight
Partly cloudy, with a steady temperature around 45. Calm wind.
Thursday
Sunny, with a high near 73. Calm wind becoming southeast around 5 mph in the morning.
Thursday Night
Partly cloudy, with a low around 52. Southeast wind around 5 mph.
Friday
A 20 percent chance of showers after noon. Partly sunny, with a high near 79. South southeast wind 5 to 10 mph.
Friday Night
Showers likely, mainly after midnight. Mostly cloudy, with a low around 60. South southeast wind around 10 mph. Chance of precipitation is 60%.
Saturday
Showers and possibly a thunderstorm. High near 69. South wind 10 to 15 mph becoming west southwest in the afternoon. Winds could gust as high as 20 mph. Chance of precipitation is 100%.
Saturday Night
Showers likely and possibly a thunderstorm before midnight, then a slight chance of showers and thunderstorms after midnight. Mostly cloudy, with a low around 52. West southwest wind 10 to 15 mph becoming north northwest after midnight. Winds could gust as high as 20 mph. Chance of precipitation is 70%.
Sunday
Mostly sunny, with a high near 69. North wind 10 to 15 mph, with gusts as high as 25 mph.
Sunday Night
Mostly clear, with a low around 45. North wind around 5 mph becoming calm in the evening.
Washington's Birthday
Sunny, with a high near 73.
Monday Night
Partly cloudy, with a low around 52.
Tuesday
Partly sunny, with a high near 78.
Tuesday Night
Mostly cloudy, with a low around 57.
Wednesday
Partly sunny, with a high near 79.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Collin County Regional Airport TX
 33.19°N 96.59°W (Elev. 554 ft)
Last Update:
11:21 pm CST Feb 11, 2026
Forecast Valid:
3am CST Feb 12, 2026-6pm CST Feb 18, 2026
 
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Additional Resources

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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