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.

Partly Cloudy

70°F

21°C

Humidity 84%
Wind Speed S 15 G 26 mph
Barometer 30.04 in (1017.1 mb)
Dewpoint 65°F (18°C)
Visibility 10.00 mi
Last update 12 Apr 1:53 am CDT
Extended Forecast for

Lucas TX

  • Overnight

    Overnight: A chance of showers, with thunderstorms also possible after 4am. Mostly cloudy, with a low around 66. South wind around 15 mph, with gusts as high as 25 mph. Chance of precipitation is 50%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 66 °F

    Chance
    Showers

  • Sunday

    Sunday: Showers and possibly a thunderstorm before 1pm, then showers and thunderstorms likely after 1pm. High near 77. South wind 15 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 90%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 77 °F

    Showers then
    T-storms

  • Sunday Night

    Sunday Night: A 30 percent chance of showers and thunderstorms before 1am. Mostly cloudy, with a low around 67. South wind around 15 mph, with gusts as high as 25 mph.

    Low: 67 °F

    Chance
    T-storms

  • Monday

    Monday: Mostly cloudy, with a high near 82. South wind around 15 mph, with gusts as high as 25 mph.

    High: 82 °F

    Mostly Cloudy

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 67. South wind around 15 mph, with gusts as high as 25 mph.

    Low: 67 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: A 20 percent chance of showers and thunderstorms after 1pm. Mostly cloudy, with a high near 80. South wind 15 to 20 mph, with gusts as high as 25 mph.

    High: 80 °F

    Mostly Cloudy
    then Slight
    Chance
    T-storms

  • Tuesday Night

    Tuesday Night: A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 66. South wind around 15 mph, with gusts as high as 25 mph.

    Low: 66 °F

    Chance
    T-storms

  • Wednesday

    Wednesday: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1pm. Mostly cloudy, with a high near 78. South wind around 15 mph, with gusts as high as 25 mph. Chance of precipitation is 60%.

    High: 78 °F

    Chance
    T-storms then
    Showers
    Likely

  • Wednesday Night

    Wednesday Night: A 50 percent chance of showers and thunderstorms, mainly before 1am. Mostly cloudy, with a low around 64. South wind around 10 mph, with gusts as high as 20 mph.

    Low: 64 °F

    Chance
    T-storms

Detailed Forecast

Overnight
A chance of showers, with thunderstorms also possible after 4am. Mostly cloudy, with a low around 66. South wind around 15 mph, with gusts as high as 25 mph. Chance of precipitation is 50%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Sunday
Showers and possibly a thunderstorm before 1pm, then showers and thunderstorms likely after 1pm. High near 77. South wind 15 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 90%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Sunday Night
A 30 percent chance of showers and thunderstorms before 1am. Mostly cloudy, with a low around 67. South wind around 15 mph, with gusts as high as 25 mph.
Monday
Mostly cloudy, with a high near 82. South wind around 15 mph, with gusts as high as 25 mph.
Monday Night
Mostly cloudy, with a low around 67. South wind around 15 mph, with gusts as high as 25 mph.
Tuesday
A 20 percent chance of showers and thunderstorms after 1pm. Mostly cloudy, with a high near 80. South wind 15 to 20 mph, with gusts as high as 25 mph.
Tuesday Night
A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 66. South wind around 15 mph, with gusts as high as 25 mph.
Wednesday
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1pm. Mostly cloudy, with a high near 78. South wind around 15 mph, with gusts as high as 25 mph. Chance of precipitation is 60%.
Wednesday Night
A 50 percent chance of showers and thunderstorms, mainly before 1am. Mostly cloudy, with a low around 64. South wind around 10 mph, with gusts as high as 20 mph.
Thursday
Mostly sunny, with a high near 84.
Thursday Night
Mostly clear, with a low around 66.
Friday
Partly sunny, with a high near 84.
Friday Night
A 30 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 65.
Saturday
A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 81.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Lucas TX
 33.1°N 96.59°W (Elev. 597 ft)
Last Update:
1:26 am CDT Apr 12, 2026
Forecast Valid:
2am CDT Apr 12, 2026-6pm CDT Apr 18, 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