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

Strong to Severe Thunderstorms Continue Tonight in the East; Early Heat Wave in the West

Scattered strong to severe storms with damaging winds and potentially a tornado or two are expected tonight from the coastal Carolinas into the Mid-Atlantic states. An anomalously early heat wave will continue to intensify and expand across the West and Southwest as the week progresses. Numerous daily and potentially monthly record highs are expected to be broken. Read More >

Current conditions at

Sioux Pass MT-16 MP 21 (MTSOO)

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

NA

27°F

-3°C

Humidity 77%
Wind Speed S 22 MPH
Barometer NA
Dewpoint 21°F (-6°C)
Visibility NA
Wind Chill13°F (-11°C)
Last update 17 Mar 03:15 AM MDT
Extended Forecast for

8 Miles NNE Lambert MT

  • Overnight

    Overnight: Cloudy, with a low around 25. South wind around 17 mph becoming west southwest. Winds could gust as high as 26 mph.

    Low: 25 °F

    Cloudy

  • Tuesday

    Tuesday: Cloudy, then gradually becoming mostly sunny, with a high near 58. Breezy, with a west northwest wind 17 to 26 mph, with gusts as high as 39 mph.

    High: 58 °F

    Decreasing
    Clouds and
    Breezy

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 40. West wind 15 to 20 mph, with gusts as high as 30 mph.

    Low: 40 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 63. West wind 17 to 20 mph, with gusts as high as 30 mph.

    High: 63 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 42. West wind around 15 mph, with gusts as high as 24 mph.

    Low: 42 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 69. West wind 13 to 20 mph, with gusts as high as 29 mph.

    High: 69 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 45. West wind around 15 mph, with gusts as high as 23 mph.

    Low: 45 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 70. West wind 14 to 18 mph, with gusts as high as 28 mph.

    High: 70 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 46. West wind around 18 mph, with gusts as high as 25 mph.

    Low: 46 °F

    Partly Cloudy

Detailed Forecast

Overnight
Cloudy, with a low around 25. South wind around 17 mph becoming west southwest. Winds could gust as high as 26 mph.
Tuesday
Cloudy, then gradually becoming mostly sunny, with a high near 58. Breezy, with a west northwest wind 17 to 26 mph, with gusts as high as 39 mph.
Tuesday Night
Partly cloudy, with a low around 40. West wind 15 to 20 mph, with gusts as high as 30 mph.
Wednesday
Partly sunny, with a high near 63. West wind 17 to 20 mph, with gusts as high as 30 mph.
Wednesday Night
Partly cloudy, with a low around 42. West wind around 15 mph, with gusts as high as 24 mph.
Thursday
Mostly sunny, with a high near 69. West wind 13 to 20 mph, with gusts as high as 29 mph.
Thursday Night
Partly cloudy, with a low around 45. West wind around 15 mph, with gusts as high as 23 mph.
Friday
Mostly sunny, with a high near 70. West wind 14 to 18 mph, with gusts as high as 28 mph.
Friday Night
Partly cloudy, with a low around 46. West wind around 18 mph, with gusts as high as 25 mph.
Saturday
A 20 percent chance of rain after noon. Partly sunny, with a high near 60. West wind 17 to 20 mph, with gusts as high as 26 mph.
Saturday Night
A slight chance of rain and snow. Mostly cloudy, with a low around 28. North wind 16 to 20 mph. Chance of precipitation is 20%.
Sunday
Partly sunny, with a high near 46.
Sunday Night
Mostly cloudy, with a low around 29.
Monday
Partly sunny, with a high near 54.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
8 Miles NNE Lambert MT
 47.78°N 104.57°W (Elev. 2500 ft)
Last Update:
2:01 am MDT Mar 17, 2026
Forecast Valid:
3am MDT Mar 17, 2026-6pm MDT Mar 23, 2026
 
Forecast Discussion
 
Get as KML Get as XML

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