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

70°F

21°C

Humidity 90%
Wind Speed Calm
Barometer 30.03 in (1016.7 mb)
Dewpoint 67°F (19°C)
Visibility 10.00 mi
Last update 21 May 2:53 am CDT
Extended Forecast for

2 Miles N McKinney TX

  • Overnight

    Overnight: A 20 percent chance of showers and thunderstorms after 4am. Mostly cloudy, with a steady temperature around 70. Calm wind.

    Low: 70 °F

    Slight Chance
    T-storms

  • Thursday

    Thursday: A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 4pm. High near 77. East southeast wind 5 to 10 mph. Chance of precipitation is 80%. New rainfall amounts between a half and three quarters of an inch possible.

    High: 77 °F

    Chance
    T-storms then
    T-storms

  • Thursday Night

    Thursday Night: Showers and thunderstorms, mainly before 1am. Patchy fog after 3am. Low around 64. North wind 5 to 10 mph becoming light and variable after midnight. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 64 °F

    T-storms then
    Chance
    T-storms and
    Patchy Fog

  • Friday

    Friday: Cloudy through mid morning, then gradual clearing, with a high near 83. Calm wind becoming south around 5 mph in the morning.

    High: 83 °F

    Gradual
    Clearing

  • Friday Night

    Friday Night: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1am. Partly cloudy, with a low around 66. Southeast wind around 5 mph becoming calm in the evening. Chance of precipitation is 60%.

    Low: 66 °F

    Chance
    T-storms then
    Showers
    Likely

  • Saturday

    Saturday: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1pm. Mostly cloudy, with a high near 82. Southeast wind around 5 mph. Chance of precipitation is 70%.

    High: 82 °F

    Chance
    T-storms then
    Showers
    Likely

  • Saturday Night

    Saturday Night: Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 67. Southeast wind 5 to 10 mph becoming light east southeast in the evening. Chance of precipitation is 70%.

    Low: 67 °F

    Showers
    Likely

  • Sunday

    Sunday: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1pm. Mostly cloudy, with a high near 80. Calm wind becoming east northeast around 5 mph in the afternoon. Chance of precipitation is 60%.

    High: 80 °F

    Chance
    T-storms then
    Showers
    Likely

  • Sunday Night

    Sunday Night: A 30 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 65. Northeast wind around 5 mph becoming calm in the evening.

    Low: 65 °F

    Chance
    T-storms

Detailed Forecast

Overnight
A 20 percent chance of showers and thunderstorms after 4am. Mostly cloudy, with a steady temperature around 70. Calm wind.
Thursday
A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 4pm. High near 77. East southeast wind 5 to 10 mph. Chance of precipitation is 80%. New rainfall amounts between a half and three quarters of an inch possible.
Thursday Night
Showers and thunderstorms, mainly before 1am. Patchy fog after 3am. Low around 64. North wind 5 to 10 mph becoming light and variable after midnight. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.
Friday
Cloudy through mid morning, then gradual clearing, with a high near 83. Calm wind becoming south around 5 mph in the morning.
Friday Night
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1am. Partly cloudy, with a low around 66. Southeast wind around 5 mph becoming calm in the evening. Chance of precipitation is 60%.
Saturday
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1pm. Mostly cloudy, with a high near 82. Southeast wind around 5 mph. Chance of precipitation is 70%.
Saturday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 67. Southeast wind 5 to 10 mph becoming light east southeast in the evening. Chance of precipitation is 70%.
Sunday
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1pm. Mostly cloudy, with a high near 80. Calm wind becoming east northeast around 5 mph in the afternoon. Chance of precipitation is 60%.
Sunday Night
A 30 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 65. Northeast wind around 5 mph becoming calm in the evening.
Memorial Day
A 50 percent chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 82.
Monday Night
A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 66.
Tuesday
A 30 percent chance of showers and thunderstorms. Partly sunny, with a high near 84.
Tuesday Night
A 50 percent chance of showers and thunderstorms. Partly cloudy, with a low around 68.
Wednesday
Showers and thunderstorms likely. Mostly cloudy, with a high near 83. Chance of precipitation is 60%.
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles N McKinney TX
 33.23°N 96.62°W (Elev. 597 ft)
Last Update:
1:27 am CDT May 21, 2026
Forecast Valid:
3am CDT May 21, 2026-6pm CDT May 27, 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