Dangerous Cold Persists through Monday; Wintry Weather from the Northern Plains to the Great Lakes

Bitter cold temperatures and dangerous wind chills will persist from Florida to the Northeast through Monday. Daily record low temperatures are forecast across the Southeast and Florida, with some all-time February low temperature records possible across Florida. An Alberta clipper will spread wintry precipitation across the Northern Plains today and into the upper Great Lakes into tonight. 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 85%
Wind Speed ENE 0 MPH
Barometer NA
Dewpoint 27°F (-3°C)
Visibility NA
Last update 01 Feb 02:00 PM MST
Extended Forecast for

8 Miles NNE Lambert MT

Winter Weather Advisory February 1, 11:00pm until February 2, 05:00pm
Click here for hazard details and duration
Winter Weather Advisory
  • This Afternoon

    This Afternoon: Cloudy, with a high near 33. Calm wind becoming east around 5 mph.

    High: 33 °F

    Cloudy

  • Tonight

    Tonight: A 10 percent chance of snow after 5am.  Cloudy, with a low around 23. East southeast wind 7 to 10 mph.

    Low: 23 °F

    Cloudy then
    Slight Chance
    Snow

  • Monday

    Monday: A chance of snow before noon, then a chance of rain and snow between noon and 1pm, then a chance of snow after 1pm.  Cloudy, with a high near 35. West northwest wind 6 to 16 mph, with gusts as high as 24 mph.  Chance of precipitation is 30%. Little or no snow accumulation expected.

    High: 35 °F

    Chance Snow
    then Chance
    Rain/Snow

  • Monday Night

    Monday Night: A 20 percent chance of snow after 11pm.  Mostly cloudy, with a low around 22. Northwest wind 5 to 7 mph becoming west southwest after midnight.

    Low: 22 °F

    Slight Chance
    Snow

  • Tuesday

    Tuesday: A slight chance of snow before 11am, then a slight chance of rain.  Mostly cloudy, with a high near 39. West northwest wind 7 to 14 mph, with gusts as high as 22 mph.  Chance of precipitation is 20%.

    High: 39 °F

    Slight Chance
    Rain/Snow
    then Slight
    Chance Rain

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 23. West northwest wind 6 to 11 mph, with gusts as high as 20 mph.

    Low: 23 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 45. South southwest wind 6 to 14 mph, with gusts as high as 21 mph.

    High: 45 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 33. West wind 11 to 14 mph, with gusts as high as 23 mph.

    Low: 33 °F

    Mostly Cloudy

  • Thursday

    Thursday: Sunny, with a high near 50. West wind 15 to 17 mph, with gusts as high as 26 mph.

    High: 50 °F

    Sunny

Detailed Forecast

This Afternoon
Cloudy, with a high near 33. Calm wind becoming east around 5 mph.
Tonight
A 10 percent chance of snow after 5am. Cloudy, with a low around 23. East southeast wind 7 to 10 mph.
Monday
A chance of snow before noon, then a chance of rain and snow between noon and 1pm, then a chance of snow after 1pm. Cloudy, with a high near 35. West northwest wind 6 to 16 mph, with gusts as high as 24 mph. Chance of precipitation is 30%. Little or no snow accumulation expected.
Monday Night
A 20 percent chance of snow after 11pm. Mostly cloudy, with a low around 22. Northwest wind 5 to 7 mph becoming west southwest after midnight.
Tuesday
A slight chance of snow before 11am, then a slight chance of rain. Mostly cloudy, with a high near 39. West northwest wind 7 to 14 mph, with gusts as high as 22 mph. Chance of precipitation is 20%.
Tuesday Night
Mostly cloudy, with a low around 23. West northwest wind 6 to 11 mph, with gusts as high as 20 mph.
Wednesday
Partly sunny, with a high near 45. South southwest wind 6 to 14 mph, with gusts as high as 21 mph.
Wednesday Night
Mostly cloudy, with a low around 33. West wind 11 to 14 mph, with gusts as high as 23 mph.
Thursday
Sunny, with a high near 50. West wind 15 to 17 mph, with gusts as high as 26 mph.
Thursday Night
Mostly clear, with a low around 25. Northwest wind 7 to 13 mph, with gusts as high as 20 mph.
Friday
Mostly sunny, with a high near 43. West northwest wind 6 to 10 mph becoming south southeast in the afternoon.
Friday Night
Partly cloudy, with a low around 26.
Saturday
Mostly sunny, with a high near 44.
Basemap Options
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ABOUT THIS FORECAST

 
Point Forecast:
8 Miles NNE Lambert MT
 47.78°N 104.57°W (Elev. 2500 ft)
1:53 pm MST Feb 1, 2026
2pm MST Feb 1, 2026-6pm MST Feb 7, 2026
 
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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