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

Prolonged Atmospheric River in the Northwest; Snow in the North-Central US

A prolonged atmospheric river will bring heavy rainfall which may lead to widespread urban and river flooding, heavy mountain snow, along with gusty winds to the Pacific Northwest into the northern Rockies through much of the week. A clipper will bring a period of snow across the upper Midwest and the Great Lakes into Tuesday, before a stronger system bring more wintry impacts. Read More >

Current conditions at

McKinney - McKinney National Airport (KTKI)

Lat: 33.18°NLon: 96.59°WElev: 584ft.

Fair

33°F

1°C

Humidity 89%
Wind Speed S 3 mph
Barometer 30.18 in (1023.0 mb)
Dewpoint 30°F (-1°C)
Visibility 10.00 mi
Last update 9 Dec 3:53 am CST
Extended Forecast for

Lucas TX

  • Today

    Today: Patchy frost before 9am. Otherwise, sunny, with a high near 62. South wind 5 to 15 mph, with gusts as high as 20 mph.

    High: 62 °F

    Patchy Frost
    then Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 44. South wind 5 to 15 mph, with gusts as high as 20 mph.

    Low: 44 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 63. West southwest wind 5 to 15 mph becoming north northeast in the afternoon.

    High: 63 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 39. North wind around 5 mph becoming calm in the evening.

    Low: 39 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 63. South southwest wind 5 to 10 mph.

    High: 63 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 46. South wind around 5 mph.

    Low: 46 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 68. South wind 5 to 10 mph becoming east in the afternoon.

    High: 68 °F

    Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 48. Northeast wind 5 to 10 mph.

    Low: 48 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 64. East northeast wind 5 to 10 mph becoming west southwest in the afternoon.

    High: 64 °F

    Mostly Sunny

Detailed Forecast

Today
Patchy frost before 9am. Otherwise, sunny, with a high near 62. South wind 5 to 15 mph, with gusts as high as 20 mph.
Tonight
Mostly clear, with a low around 44. South wind 5 to 15 mph, with gusts as high as 20 mph.
Wednesday
Sunny, with a high near 63. West southwest wind 5 to 15 mph becoming north northeast in the afternoon.
Wednesday Night
Mostly clear, with a low around 39. North wind around 5 mph becoming calm in the evening.
Thursday
Sunny, with a high near 63. South southwest wind 5 to 10 mph.
Thursday Night
Mostly clear, with a low around 46. South wind around 5 mph.
Friday
Sunny, with a high near 68. South wind 5 to 10 mph becoming east in the afternoon.
Friday Night
Partly cloudy, with a low around 48. Northeast wind 5 to 10 mph.
Saturday
Mostly sunny, with a high near 64. East northeast wind 5 to 10 mph becoming west southwest in the afternoon.
Saturday Night
Mostly cloudy, with a low around 38.
Sunday
Partly sunny, with a high near 51.
Sunday Night
Mostly cloudy, with a low around 38.
Monday
A 20 percent chance of showers. Partly sunny, with a high near 54.
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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:
11:21 pm CST Dec 8, 2025
Forecast Valid:
4am CST Dec 9, 2025-6pm CST Dec 15, 2025
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation