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Current conditions at

Sieben I-15 MP 216 (MTSBN)

Lat: 46.88748267°NLon: 112.1111196°WElev: 4199.0ft.

NA

21°F

-6°C

Humidity 76%
Wind Speed SE 13 MPH
Barometer NA
Dewpoint 15°F (-9°C)
Visibility NA
Wind Chill8°F (-13°C)
Last update 20 Jan 10:00 PM MST
Extended Forecast for

8 Miles WSW Marysville MT

  • Tonight

    Tonight: Mostly clear, with a low around 11. West wind 9 to 11 mph, with gusts as high as 22 mph.

    Low: 11 °F

    Mostly Clear

  • Wednesday

    Wednesday: Partly sunny, with a high near 20. Wind chill values as low as zero. North northeast wind 6 to 8 mph becoming west southwest in the afternoon.

    High: 20 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 6. Wind chill values as low as -5. West southwest wind around 7 mph becoming north northeast after midnight.

    Low: 6 °F

    Mostly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 14. Wind chill values as low as -5. Northeast wind 8 to 10 mph, with gusts as high as 21 mph.

    High: 14 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around -3. Northeast wind around 10 mph, with gusts as high as 22 mph.

    Low: -3 °F

    Mostly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 10. Northeast wind 8 to 10 mph, with gusts as high as 18 mph.

    High: 10 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 1. North northwest wind around 7 mph becoming west southwest in the evening.

    Low: 1 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 15. West wind 8 to 10 mph, with gusts as high as 22 mph.

    High: 15 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 8.

    Low: 8 °F

    Partly Cloudy

Detailed Forecast

Tonight
Mostly clear, with a low around 11. West wind 9 to 11 mph, with gusts as high as 22 mph.
Wednesday
Partly sunny, with a high near 20. Wind chill values as low as zero. North northeast wind 6 to 8 mph becoming west southwest in the afternoon.
Wednesday Night
Mostly cloudy, with a low around 6. Wind chill values as low as -5. West southwest wind around 7 mph becoming north northeast after midnight.
Thursday
Mostly sunny, with a high near 14. Wind chill values as low as -5. Northeast wind 8 to 10 mph, with gusts as high as 21 mph.
Thursday Night
Mostly cloudy, with a low around -3. Northeast wind around 10 mph, with gusts as high as 22 mph.
Friday
Mostly sunny, with a high near 10. Northeast wind 8 to 10 mph, with gusts as high as 18 mph.
Friday Night
Partly cloudy, with a low around 1. North northwest wind around 7 mph becoming west southwest in the evening.
Saturday
Mostly sunny, with a high near 15. West wind 8 to 10 mph, with gusts as high as 22 mph.
Saturday Night
Partly cloudy, with a low around 8.
Sunday
Mostly sunny, with a high near 22.
Sunday Night
Partly cloudy, with a low around 16.
Monday
A slight chance of snow. Partly sunny, with a high near 29.
Monday Night
A slight chance of snow. Mostly cloudy, with a low around 21.
Tuesday
Partly sunny, with a high near 31.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
8 Miles WSW Marysville MT
 46.72°N 112.44°W (Elev. 6440 ft)
Last Update:
9:34 pm MST Jan 20, 2026
Forecast Valid:
10pm MST Jan 20, 2026-6pm MST Jan 27, 2026
 
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