Widespread Showers and Thunderstorms in Southern California and the Southern Plains into the Mississippi Valley

Isolated strong to severe thunderstorms and widespread heavy rainfall are possible across the southern Plains into Arkansas. Widespread showers with a slight chance of thunderstorms are possible across southern California. Urban flooding, rock and mudslides as well as minor debris flows near burn scars are possible. Read More >

Current conditions at

Sioux Pass MT-16 MP 21 (MTSOO)

Lat: 47.91973°NLon: 104.32619°WElev: 2480.0ft.

NA

31°F

-1°C

Humidity 74%
Wind Speed S 5 MPH
Barometer NA
Dewpoint 24°F (-4°C)
Visibility NA
Wind Chill26°F (-3°C)
Last update 20 Nov 10:01 PM MST
Extended Forecast for

16 Miles NNE Lambert MT

  • Tonight

    Tonight: Mostly clear, with a low around 25. South wind around 6 mph.

    Low: 25 °F

    Mostly Clear

  • Friday

    Friday: Increasing clouds, with a high near 49. West southwest wind 6 to 11 mph, with gusts as high as 20 mph.

    High: 49 °F

    Increasing
    Clouds

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 30. West wind 8 to 10 mph.

    Low: 30 °F

    Mostly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 49. West wind around 11 mph, with gusts as high as 18 mph.

    High: 49 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 27. South southwest wind around 7 mph.

    Low: 27 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 53. South wind 6 to 9 mph.

    High: 53 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 30. West wind around 7 mph.

    Low: 30 °F

    Partly Cloudy

  • Monday

    Monday: A 30 percent chance of rain, mainly after 5pm.  Partly sunny, with a high near 47. West wind 7 to 14 mph, with gusts as high as 22 mph.

    High: 47 °F

    Chance Rain

  • Monday Night

    Monday Night: A chance of rain and snow before 8pm, then a chance of snow.  Mostly cloudy, with a low around 21. West northwest wind 13 to 18 mph, with gusts as high as 26 mph.  Chance of precipitation is 40%.

    Low: 21 °F

    Chance
    Rain/Snow
    then Chance
    Snow

Detailed Forecast

Tonight
Mostly clear, with a low around 25. South wind around 6 mph.
Friday
Increasing clouds, with a high near 49. West southwest wind 6 to 11 mph, with gusts as high as 20 mph.
Friday Night
Mostly cloudy, with a low around 30. West wind 8 to 10 mph.
Saturday
Mostly sunny, with a high near 49. West wind around 11 mph, with gusts as high as 18 mph.
Saturday Night
Partly cloudy, with a low around 27. South southwest wind around 7 mph.
Sunday
Mostly sunny, with a high near 53. South wind 6 to 9 mph.
Sunday Night
Partly cloudy, with a low around 30. West wind around 7 mph.
Monday
A 30 percent chance of rain, mainly after 5pm. Partly sunny, with a high near 47. West wind 7 to 14 mph, with gusts as high as 22 mph.
Monday Night
A chance of rain and snow before 8pm, then a chance of snow. Mostly cloudy, with a low around 21. West northwest wind 13 to 18 mph, with gusts as high as 26 mph. Chance of precipitation is 40%.
Tuesday
A 30 percent chance of snow, mainly before 11am. Mostly cloudy, with a high near 29. Northwest wind 18 to 20 mph, with gusts as high as 30 mph.
Tuesday Night
Mostly cloudy, with a low around 12. West northwest wind 10 to 14 mph, with gusts as high as 21 mph.
Wednesday
Mostly sunny, with a high near 26.
Wednesday Night
Mostly cloudy, with a low around 8.
Thanksgiving Day
Partly sunny, with a high near 24.
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ABOUT THIS FORECAST

 
Point Forecast:
16 Miles NNE Lambert MT
 47.89°N 104.42°W (Elev. 2398 ft)
12:46 pm MST Nov 20, 2025
10pm MST Nov 20, 2025-6pm MST Nov 27, 2025
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database