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

Hazardous Weather Conditions

Current conditions at

Sieben I-15 MP 216 (MTSBN)

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

unknown precip

28°F

-2°C

Humidity 100%
Wind Speed NNE 4 MPH
Barometer NA
Dewpoint 28°F (-2°C)
Visibility NA
Wind Chill23°F (-5°C)
Last update 13 Mar 06:15 PM MDT
Extended Forecast for

Marysville MT

Winter Storm Warning March 13, 06:40pm until March 14, 06:00pm
Click here for hazard details and duration
Winter Storm Warning
  •  
    Winter Storm Warning March 13, 06:40pm until March 14, 06:00pm

    NOW until 6:00pm Sat

    Winter Storm Warning

  • Tonight

    Low: 32 °F

    Snow

  • Saturday

    Saturday: Snow. The snow could be heavy at times. Temperature falling to around 23 by 5pm. Breezy, with a west northwest wind 10 to 15 mph increasing to 24 to 29 mph in the afternoon. Winds could gust as high as 44 mph. Chance of precipitation is 90%. New snow accumulation of 2 to 4 inches possible.

    High: 35 °F⇓

    Heavy Snow
    and Breezy

  • Saturday Night

    Saturday Night: Snow. The snow could be heavy at times. Low around 9. Wind chill values as low as -5. Blustery, with a north wind 18 to 23 mph decreasing to 6 to 11 mph after midnight. Winds could gust as high as 38 mph. Chance of precipitation is 100%. New snow accumulation of 3 to 5 inches possible.

    Low: 9 °F

    Heavy Snow
    and Blustery
    then Snow
    Likely

  • Sunday

    Sunday: A 30 percent chance of snow, mainly before noon. Partly sunny, with a high near 28. Wind chill values as low as zero. West southwest wind 6 to 14 mph, with gusts as high as 25 mph. New snow accumulation of less than a half inch possible.

    High: 28 °F

    Chance Snow

  • Sunday Night

    Sunday Night: A 50 percent chance of snow. Mostly cloudy, with a low around 24. Southwest wind 10 to 14 mph, with gusts as high as 24 mph. New snow accumulation of less than a half inch possible.

    Low: 24 °F

    Chance Snow

  • Monday

    Monday: Snow likely before noon, then rain and snow likely between noon and 3pm, then rain likely after 3pm. Mostly cloudy, with a high near 42. Breezy, with a west southwest wind 17 to 23 mph, with gusts as high as 43 mph. Chance of precipitation is 70%. New snow accumulation of less than a half inch possible.

    High: 42 °F

    Snow Likely
    then
    Rain/Snow
    Likely and
    Breezy

  • Monday Night

    Monday Night: Rain likely, mainly before midnight. Mostly cloudy, with a low around 40. Breezy, with a southwest wind 25 to 29 mph, with gusts as high as 48 mph. Chance of precipitation is 60%.

    Low: 40 °F

    Rain Likely
    and Breezy

  • Tuesday

    Tuesday: A chance of rain, mainly before noon. Partly sunny, with a high near 51. Windy, with a west southwest wind 30 to 32 mph, with gusts as high as 55 mph.

    High: 51 °F

    Chance Rain
    and Windy

Detailed Forecast

Tonight
Snow. Low around 32. West wind 9 to 13 mph, with gusts as high as 24 mph. Chance of precipitation is 100%. Total nighttime snow accumulation of 3 to 7 inches possible.
Saturday
Snow. The snow could be heavy at times. Temperature falling to around 23 by 5pm. Breezy, with a west northwest wind 10 to 15 mph increasing to 24 to 29 mph in the afternoon. Winds could gust as high as 44 mph. Chance of precipitation is 90%. New snow accumulation of 2 to 4 inches possible.
Saturday Night
Snow. The snow could be heavy at times. Low around 9. Wind chill values as low as -5. Blustery, with a north wind 18 to 23 mph decreasing to 6 to 11 mph after midnight. Winds could gust as high as 38 mph. Chance of precipitation is 100%. New snow accumulation of 3 to 5 inches possible.
Sunday
A 30 percent chance of snow, mainly before noon. Partly sunny, with a high near 28. Wind chill values as low as zero. West southwest wind 6 to 14 mph, with gusts as high as 25 mph. New snow accumulation of less than a half inch possible.
Sunday Night
A 50 percent chance of snow. Mostly cloudy, with a low around 24. Southwest wind 10 to 14 mph, with gusts as high as 24 mph. New snow accumulation of less than a half inch possible.
Monday
Snow likely before noon, then rain and snow likely between noon and 3pm, then rain likely after 3pm. Mostly cloudy, with a high near 42. Breezy, with a west southwest wind 17 to 23 mph, with gusts as high as 43 mph. Chance of precipitation is 70%. New snow accumulation of less than a half inch possible.
Monday Night
Rain likely, mainly before midnight. Mostly cloudy, with a low around 40. Breezy, with a southwest wind 25 to 29 mph, with gusts as high as 48 mph. Chance of precipitation is 60%.
Tuesday
A chance of rain, mainly before noon. Partly sunny, with a high near 51. Windy, with a west southwest wind 30 to 32 mph, with gusts as high as 55 mph.
Tuesday Night
A slight chance of rain before midnight. Mostly cloudy, with a low around 42. Breezy.
Wednesday
A slight chance of rain before noon. Mostly sunny, with a high near 56. Breezy.
Wednesday Night
Mostly cloudy, with a low around 42. Breezy.
Thursday
Mostly sunny, with a high near 59. Breezy.
Thursday Night
Partly cloudy, with a low around 44. Breezy.
Friday
A slight chance of rain. Mostly sunny, with a high near 62. Breezy.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Marysville MT
 46.75°N 112.29°W (Elev. 5456 ft)
Last Update:
5:02 pm MDT Mar 13, 2026
Forecast Valid:
6pm MDT Mar 13, 2026-6pm MDT Mar 20, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation