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

Sioux Pass MT-16 MP 21 (MTSOO)

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

NA

32°C

89°F

Humidity 25%
Wind Speed SE 13 MPH
Barometer NA
Dewpoint 9°C (49°F)
Visibility NA
Heat Index30°C (86°F)
Last update 02 Jul 07:00 PM MDT
Extended Forecast for

8 Miles NNE Lambert MT

  • Tonight

    Tonight: A chance of showers and thunderstorms before 3am, then a slight chance of showers. Mostly cloudy, with a low around 18. Southeast wind 21 to 24 km/h, with gusts as high as 39 km/h. Chance of precipitation is 30%.

    Low: 18 °C

    Mostly Cloudy
    then Chance
    Showers

  • Thursday

    Thursday: A 20 percent chance of showers and thunderstorms after noon. Partly sunny, with a high near 34. South southeast wind 14 to 23 km/h, with gusts as high as 34 km/h.

    High: 34 °C

    Partly Sunny
    then Slight
    Chance
    T-storms

  • Thursday Night

    Thursday Night: A chance of showers and thunderstorms. Mostly cloudy, with a low around 18. West wind 10 to 13 km/h becoming south after midnight. Chance of precipitation is 50%.

    Low: 18 °C

    Chance
    T-storms then
    Chance
    Showers

  • Independence Day

    Independence Day: A slight chance of showers, then a chance of showers and thunderstorms after noon. Partly sunny, with a high near 30. North wind 13 to 18 km/h, with gusts as high as 29 km/h. Chance of precipitation is 30%.

    High: 30 °C

    Slight Chance
    Showers then
    Chance
    T-storms

  • Friday Night

    Friday Night: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after midnight. Mostly cloudy, with a low around 13. North northeast wind 13 to 18 km/h. Chance of precipitation is 60%.

    Low: 13 °C

    Chance
    T-storms then
    Showers
    Likely

  • Saturday

    Saturday: Showers likely and possibly a thunderstorm. Mostly cloudy, with a high near 22. North northeast wind 14 to 18 km/h, with gusts as high as 32 km/h. Chance of precipitation is 60%.

    High: 22 °C

    Showers
    Likely

  • Saturday Night

    Saturday Night: A chance of showers and thunderstorms before midnight, then a slight chance of showers. Mostly cloudy, with a low around 11. North wind 10 to 16 km/h. Chance of precipitation is 40%.

    Low: 11 °C

    Chance
    T-storms then
    Slight Chance
    Showers

  • Sunday

    Sunday: Mostly sunny, with a high near 24. North northwest wind 10 to 13 km/h becoming south southeast in the afternoon.

    High: 24 °C

    Mostly Sunny

  • Sunday Night

    Sunday Night: A slight chance of showers and thunderstorms, then a chance of showers after midnight. Partly cloudy, with a low around 12. East southeast wind around 14 km/h. Chance of precipitation is 30%.

    Low: 12 °C

    Slight Chance
    T-storms then
    Chance
    Showers

Detailed Forecast

Tonight
A chance of showers and thunderstorms before 3am, then a slight chance of showers. Mostly cloudy, with a low around 18. Southeast wind 21 to 24 km/h, with gusts as high as 39 km/h. Chance of precipitation is 30%.
Thursday
A 20 percent chance of showers and thunderstorms after noon. Partly sunny, with a high near 34. South southeast wind 14 to 23 km/h, with gusts as high as 34 km/h.
Thursday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 18. West wind 10 to 13 km/h becoming south after midnight. Chance of precipitation is 50%.
Independence Day
A slight chance of showers, then a chance of showers and thunderstorms after noon. Partly sunny, with a high near 30. North wind 13 to 18 km/h, with gusts as high as 29 km/h. Chance of precipitation is 30%.
Friday Night
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after midnight. Mostly cloudy, with a low around 13. North northeast wind 13 to 18 km/h. Chance of precipitation is 60%.
Saturday
Showers likely and possibly a thunderstorm. Mostly cloudy, with a high near 22. North northeast wind 14 to 18 km/h, with gusts as high as 32 km/h. Chance of precipitation is 60%.
Saturday Night
A chance of showers and thunderstorms before midnight, then a slight chance of showers. Mostly cloudy, with a low around 11. North wind 10 to 16 km/h. Chance of precipitation is 40%.
Sunday
Mostly sunny, with a high near 24. North northwest wind 10 to 13 km/h becoming south southeast in the afternoon.
Sunday Night
A slight chance of showers and thunderstorms, then a chance of showers after midnight. Partly cloudy, with a low around 12. East southeast wind around 14 km/h. Chance of precipitation is 30%.
Monday
A 20 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 27. Southeast wind 13 to 18 km/h, with gusts as high as 29 km/h.
Monday Night
A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 14. East southeast wind 11 to 16 km/h.
Tuesday
A slight chance of showers and thunderstorms. Sunny, with a high near 29.
Tuesday Night
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 14.
Wednesday
Sunny, with a high near 29.
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 m)
Last Update:
2:24 pm MDT Jul 2, 2025
Forecast Valid:
7pm MDT Jul 2, 2025-6pm MDT Jul 9, 2025
 
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