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Hazardous Weather Conditions

Current conditions at

McKinney - McKinney National Airport (KTKI)

Lat: 33.18°NLon: 96.59°WElev: 584ft.

Mostly Cloudy

75°F

24°C

Humidity 94%
Wind Speed S 8 mph
Barometer 29.72 in (1005.8 mb)
Dewpoint 73°F (23°C)
Visibility 10.00 mi
Last update 17 Jun 5:53 am CDT
Extended Forecast for

3 Miles WNW Mc Kinney TX

Heat Advisory June 18, 12:00pm until June 18, 09:00pm
Click here for hazard details and duration
Heat Advisory

  • Today

    Today: Mostly sunny, with a high near 92. Heat index values as high as 101. South wind 10 to 15 mph, with gusts as high as 25 mph.

    High: 92 °F

    Mostly Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 75. South southeast wind 10 to 15 mph, with gusts as high as 25 mph.

    Low: 75 °F

    Mostly Clear

  • Thursday

    Thursday: Mostly sunny, with a high near 97. Heat index values as high as 107. South southeast wind 10 to 15 mph, with gusts as high as 20 mph.

    High: 97 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: A slight chance of showers, then a chance of showers and thunderstorms after 10pm. Increasing clouds, with a low around 77. Southeast wind 5 to 15 mph. Chance of precipitation is 50%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 77 °F

    Slight Chance
    T-storms then
    Chance
    Showers

  • Juneteenth

    Juneteenth: A 40 percent chance of showers and thunderstorms, mainly before 1pm. Mostly cloudy, with a high near 92. Northeast wind 5 to 10 mph becoming east southeast in the afternoon.

    High: 92 °F

    Chance
    T-storms then
    Chance
    Showers

  • Friday Night

    Friday Night: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1am. Mostly cloudy, with a low around 76. East wind 5 to 10 mph. Chance of precipitation is 60%.

    Low: 76 °F

    Chance
    T-storms then
    Showers
    Likely

  • Saturday

    Saturday: A 20 percent chance of showers and thunderstorms. Partly sunny, with a high near 93. South wind 10 to 15 mph, with gusts as high as 20 mph.

    High: 93 °F

    Slight Chance
    T-storms

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 77. South wind around 15 mph, with gusts as high as 20 mph.

    Low: 77 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 97. South wind 15 to 20 mph, with gusts as high as 30 mph.

    High: 97 °F

    Mostly Sunny

Detailed Forecast

Today
Mostly sunny, with a high near 92. Heat index values as high as 101. South wind 10 to 15 mph, with gusts as high as 25 mph.
Tonight
Mostly clear, with a low around 75. South southeast wind 10 to 15 mph, with gusts as high as 25 mph.
Thursday
Mostly sunny, with a high near 97. Heat index values as high as 107. South southeast wind 10 to 15 mph, with gusts as high as 20 mph.
Thursday Night
A slight chance of showers, then a chance of showers and thunderstorms after 10pm. Increasing clouds, with a low around 77. Southeast wind 5 to 15 mph. Chance of precipitation is 50%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Juneteenth
A 40 percent chance of showers and thunderstorms, mainly before 1pm. Mostly cloudy, with a high near 92. Northeast wind 5 to 10 mph becoming east southeast in the afternoon.
Friday Night
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1am. Mostly cloudy, with a low around 76. East wind 5 to 10 mph. Chance of precipitation is 60%.
Saturday
A 20 percent chance of showers and thunderstorms. Partly sunny, with a high near 93. South wind 10 to 15 mph, with gusts as high as 20 mph.
Saturday Night
Partly cloudy, with a low around 77. South wind around 15 mph, with gusts as high as 20 mph.
Sunday
Mostly sunny, with a high near 97. South wind 15 to 20 mph, with gusts as high as 30 mph.
Sunday Night
A 30 percent chance of showers and thunderstorms after 1am. Mostly clear, with a low around 79.
Monday
A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 95.
Monday Night
A 40 percent chance of showers and thunderstorms. Partly cloudy, with a low around 77.
Tuesday
A 20 percent chance of showers and thunderstorms. Partly sunny, with a high near 94.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles WNW Mc Kinney TX
 33.21°N 96.7°W (Elev. 646 ft)
Last Update:
4:26 am CDT Jun 17, 2026
Forecast Valid:
6am CDT Jun 17, 2026-6pm CDT Jun 23, 2026
 
Forecast Discussion
 
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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