National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Severe Weather and Heavy Rain from the Great Lakes to the Mid-Atlantic; Heat Persists in the East

Widespread strong thunderstorms with damaging winds and locally heavy rain are expected from the Upper Ohio Valley into the southern Mid-Atlantic today and portions of the central Appalachians and Carolinas on Saturday. Monsoonal moisture will bring a flash flooding threat to the Desert Southwest. Sweltering heat persists from the Plains to the southern Mid-Atlantic through tonight. Read More >

Current conditions at

McKinney - McKinney National Airport (KTKI)

Lat: 33.18°NLon: 96.59°WElev: 584ft.

Fair

97°F

36°C

Humidity 40%
Wind Speed S 10 mph
Barometer 29.86 in (1010.4 mb)
Dewpoint 69°F (21°C)
Visibility 10.00 mi
Heat Index103°F (39°C)
Last update 4 Sep 5:53 pm CDT
Extended Forecast for

2 Miles W Lucas TX

  • Tonight

    Tonight: Mostly clear, with a low around 77. South southeast wind 5 to 10 mph.

    Low: 77 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny and hot, with a high near 99. Heat index values as high as 104. Light and variable wind becoming east southeast 5 to 10 mph in the afternoon.

    High: 99 °F

    Hot

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 78. Southeast wind 5 to 10 mph becoming light south after midnight.

    Low: 78 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny and hot, with a high near 100. Heat index values as high as 110. Light and variable wind becoming east southeast 5 to 10 mph in the afternoon.

    High: 100 °F

    Hot

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 79. South wind 5 to 10 mph.

    Low: 79 °F

    Mostly Clear

  • Labor Day

    Labor Day: Sunny and hot, with a high near 100. Light south southeast wind increasing to 5 to 10 mph in the afternoon.

    High: 100 °F

    Hot

  • Monday Night

    Monday Night: Mostly clear, with a low around 78. South southeast wind 5 to 10 mph.

    Low: 78 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny and hot, with a high near 100. South wind 5 to 10 mph.

    High: 100 °F

    Hot

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 78. South southeast wind 5 to 15 mph.

    Low: 78 °F

    Mostly Clear

Detailed Forecast

Tonight
Mostly clear, with a low around 77. South southeast wind 5 to 10 mph.
Saturday
Sunny and hot, with a high near 99. Heat index values as high as 104. Light and variable wind becoming east southeast 5 to 10 mph in the afternoon.
Saturday Night
Mostly clear, with a low around 78. Southeast wind 5 to 10 mph becoming light south after midnight.
Sunday
Sunny and hot, with a high near 100. Heat index values as high as 110. Light and variable wind becoming east southeast 5 to 10 mph in the afternoon.
Sunday Night
Mostly clear, with a low around 79. South wind 5 to 10 mph.
Labor Day
Sunny and hot, with a high near 100. Light south southeast wind increasing to 5 to 10 mph in the afternoon.
Monday Night
Mostly clear, with a low around 78. South southeast wind 5 to 10 mph.
Tuesday
Sunny and hot, with a high near 100. South wind 5 to 10 mph.
Tuesday Night
Mostly clear, with a low around 78. South southeast wind 5 to 15 mph.
Wednesday
Sunny and hot, with a high near 99.
Wednesday Night
Mostly clear, with a low around 78.
Thursday
Sunny and hot, with a high near 99.
Thursday Night
Mostly clear, with a low around 78.
Friday
Sunny and hot, with a high near 99.
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles W Lucas TX
 33.1°N 96.62°W (Elev. 650 ft)
Last Update:
6:06 pm CDT Sep 4, 2026
Forecast Valid:
6pm CDT Sep 4, 2026-6pm CDT Sep 11, 2026
 
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