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

58°F

14°C

Humidity 82%
Wind Speed NE 7 MPH
Barometer NA
Dewpoint 52°F (11°C)
Visibility NA
Last update 15 Jul 12:00 PM MDT
Extended Forecast for

8 Miles NNE Lambert MT

  • This Afternoon

    This Afternoon: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 2pm. Cloudy, with a high near 61. Northeast wind 14 to 16 mph, with gusts as high as 24 mph. Chance of precipitation is 60%.

    High: 61 °F

    Showers
    Likely

  • Tonight

    Tonight: Showers likely and possibly a thunderstorm before 2am, then a chance of showers and thunderstorms after 2am. Cloudy, with a low around 48. Northeast wind 8 to 13 mph, with gusts as high as 18 mph. Chance of precipitation is 70%.

    Low: 48 °F

    Showers
    Likely

  • Wednesday

    Wednesday: A 30 percent chance of showers before noon. Cloudy, then gradually becoming mostly sunny, with a high near 66. East wind around 9 mph.

    High: 66 °F

    Chance
    Showers then
    Partly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 45. South southeast wind 6 to 8 mph.

    Low: 45 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 72. Southeast wind 8 to 15 mph, with gusts as high as 23 mph.

    High: 72 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 51. East southeast wind 8 to 13 mph, with gusts as high as 20 mph. Chance of precipitation is 70%.

    Low: 51 °F

    Showers
    Likely

  • Friday

    Friday: Mostly sunny, with a high near 78. Northeast wind 6 to 10 mph becoming northwest in the afternoon.

    High: 78 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 53. North northwest wind 6 to 10 mph becoming east after midnight.

    Low: 53 °F

    Mostly Clear

  • Saturday

    Saturday: A 20 percent chance of showers after noon. Mostly sunny, with a high near 82. East southeast wind 6 to 11 mph, with gusts as high as 18 mph.

    High: 82 °F

    Mostly Sunny
    then Slight
    Chance
    Showers

Detailed Forecast

This Afternoon
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 2pm. Cloudy, with a high near 61. Northeast wind 14 to 16 mph, with gusts as high as 24 mph. Chance of precipitation is 60%.
Tonight
Showers likely and possibly a thunderstorm before 2am, then a chance of showers and thunderstorms after 2am. Cloudy, with a low around 48. Northeast wind 8 to 13 mph, with gusts as high as 18 mph. Chance of precipitation is 70%.
Wednesday
A 30 percent chance of showers before noon. Cloudy, then gradually becoming mostly sunny, with a high near 66. East wind around 9 mph.
Wednesday Night
Partly cloudy, with a low around 45. South southeast wind 6 to 8 mph.
Thursday
Mostly sunny, with a high near 72. Southeast wind 8 to 15 mph, with gusts as high as 23 mph.
Thursday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 51. East southeast wind 8 to 13 mph, with gusts as high as 20 mph. Chance of precipitation is 70%.
Friday
Mostly sunny, with a high near 78. Northeast wind 6 to 10 mph becoming northwest in the afternoon.
Friday Night
Mostly clear, with a low around 53. North northwest wind 6 to 10 mph becoming east after midnight.
Saturday
A 20 percent chance of showers after noon. Mostly sunny, with a high near 82. East southeast wind 6 to 11 mph, with gusts as high as 18 mph.
Saturday Night
A 50 percent chance of showers and thunderstorms. Partly cloudy, with a low around 58. East southeast wind around 11 mph, with gusts as high as 20 mph.
Sunday
A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 83. East southeast wind 9 to 11 mph, with gusts as high as 18 mph.
Sunday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 57.
Monday
A slight chance of showers and thunderstorms. Mostly sunny, with a high near 80.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
8 Miles NNE Lambert MT
 47.78°N 104.57°W (Elev. 2500 ft)
Last Update:
2:52 am MDT Jul 15, 2025
Forecast Valid:
12pm MDT Jul 15, 2025-6pm MDT Jul 21, 2025
 
Forecast Discussion
 
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Additional Resources

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High Temperature

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Chance of Precipitation