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

80°F

27°C

Humidity 85%
Wind Speed E 5 mph
Barometer 29.84 in (1009.9 mb)
Dewpoint 75°F (24°C)
Visibility 10.00 mi
Heat Index85°F (29°C)
Last update 19 Jun 12:53 am CDT
Extended Forecast for

2 Miles ESE Allen TX

  • Overnight

    Overnight: A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 4am. Low around 76. East southeast wind 5 to 10 mph becoming north. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 76 °F

    T-storms

  • Juneteenth

    Juneteenth: Showers and possibly a thunderstorm before 7am, then a chance of showers and thunderstorms after 7am. High near 84. North northeast wind around 10 mph. Chance of precipitation is 80%. New rainfall amounts between a half and three quarters of an inch possible.

    High: 84 °F

    T-storms then
    Chance
    T-storms

  • Friday Night

    Friday Night: A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 75. East northeast wind 5 to 10 mph.

    Low: 75 °F

    Chance
    T-storms

  • Saturday

    Saturday: A 40 percent chance of showers and thunderstorms. Partly sunny, with a high near 90. Heat index values as high as 100. South southeast wind 5 to 10 mph.

    High: 90 °F

    Chance
    T-storms

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 76. South southeast wind around 10 mph, with gusts as high as 20 mph.

    Low: 76 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 95. South wind 15 to 20 mph, with gusts as high as 30 mph.

    High: 95 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: A 20 percent chance of showers and thunderstorms after 1am. Mostly clear, with a low around 78. South wind 15 to 20 mph, with gusts as high as 30 mph.

    Low: 78 °F

    Clear then
    Slight Chance
    T-storms

  • Monday

    Monday: A 20 percent chance of showers and thunderstorms before 1pm. Mostly sunny, with a high near 95. South wind around 15 mph, with gusts as high as 20 mph.

    High: 95 °F

    Slight Chance
    T-storms

  • Monday Night

    Monday Night: A 50 percent chance of showers and thunderstorms. Partly cloudy, with a low around 76. South wind 10 to 15 mph.

    Low: 76 °F

    Chance
    T-storms

Detailed Forecast

Overnight
A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 4am. Low around 76. East southeast wind 5 to 10 mph becoming north. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Juneteenth
Showers and possibly a thunderstorm before 7am, then a chance of showers and thunderstorms after 7am. High near 84. North northeast wind around 10 mph. Chance of precipitation is 80%. New rainfall amounts between a half and three quarters of an inch possible.
Friday Night
A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 75. East northeast wind 5 to 10 mph.
Saturday
A 40 percent chance of showers and thunderstorms. Partly sunny, with a high near 90. Heat index values as high as 100. South southeast wind 5 to 10 mph.
Saturday Night
Partly cloudy, with a low around 76. South southeast wind around 10 mph, with gusts as high as 20 mph.
Sunday
Mostly sunny, with a high near 95. South wind 15 to 20 mph, with gusts as high as 30 mph.
Sunday Night
A 20 percent chance of showers and thunderstorms after 1am. Mostly clear, with a low around 78. South wind 15 to 20 mph, with gusts as high as 30 mph.
Monday
A 20 percent chance of showers and thunderstorms before 1pm. Mostly sunny, with a high near 95. South wind around 15 mph, with gusts as high as 20 mph.
Monday Night
A 50 percent chance of showers and thunderstorms. Partly cloudy, with a low around 76. South wind 10 to 15 mph.
Tuesday
A 30 percent chance of showers and thunderstorms, mainly before 1pm. Partly sunny, with a high near 93.
Tuesday Night
A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 76.
Wednesday
A 30 percent chance of showers and thunderstorms. Partly sunny, with a high near 93.
Wednesday Night
A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 76.
Thursday
A 20 percent chance of showers and thunderstorms. Partly sunny, with a high near 95.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles ESE Allen TX
 33.1°N 96.65°W (Elev. 633 ft)
Last Update:
6:06 pm CDT Jun 18, 2026
Forecast Valid:
1am CDT Jun 19, 2026-6pm CDT Jun 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