Coastal Storm Along the East Coast; Pacific Storm System in the West on Friday

A strengthening coastal storm will bring soaking rains to portions of the Mid-Atlantic and Northeast, with accumulating snow likely across the higher elevations of northern New England through Friday. A Pacific storm system will bring heavy low elevation rain, and gusty winds to northern California and the Pacific Northwest, as well as possible blizzard conditions to the Sierra Nevada on Friday. Read More >

Current conditions at

Sieben I-15 MP 216 (MTSBN)

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

NA

53°F

12°C

Humidity 49%
Wind Speed W 3 MPH
Barometer NA
Dewpoint 34°F (1°C)
Visibility NA
Last update 12 Nov 04:15 PM MST
Extended Forecast for

Marysville MT

  • Tonight

    Tonight: Mostly cloudy, with a low around 38. South wind 3 to 5 mph.

    Low: 38 °F

    Mostly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 51. Calm wind becoming southeast 5 to 7 mph in the afternoon.

    High: 51 °F

    Partly Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 38. South wind 3 to 8 mph.

    Low: 38 °F

    Mostly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 47. Light and variable wind becoming west 8 to 13 mph in the morning. Winds could gust as high as 23 mph.

    High: 47 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 31. West southwest wind around 10 mph, with gusts as high as 18 mph.

    Low: 31 °F

    Partly Cloudy

  • Sunday

    Sunday: Sunny, with a high near 45. South southwest wind around 9 mph, with gusts as high as 18 mph.

    High: 45 °F

    Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 33. Southwest wind 5 to 9 mph.

    Low: 33 °F

    Partly Cloudy

  • Monday

    Monday: Partly sunny, with a high near 44. Southwest wind 3 to 5 mph.

    High: 44 °F

    Partly Sunny

  • Monday Night

    Monday Night: A slight chance of rain before 8pm, then a slight chance of rain and snow between 8pm and 2am, then a slight chance of snow after 2am.  Mostly cloudy, with a low around 32.

    Low: 32 °F

    Slight Chance
    Rain/Snow

Detailed Forecast

Tonight
Mostly cloudy, with a low around 38. South wind 3 to 5 mph.
Friday
Partly sunny, with a high near 51. Calm wind becoming southeast 5 to 7 mph in the afternoon.
Friday Night
Mostly cloudy, with a low around 38. South wind 3 to 8 mph.
Saturday
Mostly sunny, with a high near 47. Light and variable wind becoming west 8 to 13 mph in the morning. Winds could gust as high as 23 mph.
Saturday Night
Partly cloudy, with a low around 31. West southwest wind around 10 mph, with gusts as high as 18 mph.
Sunday
Sunny, with a high near 45. South southwest wind around 9 mph, with gusts as high as 18 mph.
Sunday Night
Partly cloudy, with a low around 33. Southwest wind 5 to 9 mph.
Monday
Partly sunny, with a high near 44. Southwest wind 3 to 5 mph.
Monday Night
A slight chance of rain before 8pm, then a slight chance of rain and snow between 8pm and 2am, then a slight chance of snow after 2am. Mostly cloudy, with a low around 32.
Tuesday
A slight chance of snow. Partly sunny, with a high near 38.
Tuesday Night
A chance of snow. Mostly cloudy, with a low around 29.
Wednesday
A chance of snow. Partly sunny, with a high near 36.
Wednesday Night
A slight chance of snow. Mostly cloudy, with a low around 28.
Thursday
A chance of snow. Partly sunny, with a high near 35.
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ABOUT THIS FORECAST

 
Point Forecast:
Marysville MT
 46.77°N 112.3°W (Elev. 5663 ft)
3:51 pm MST Nov 12, 2026
4pm MST Nov 12, 2026-6pm MST Nov 19, 2026
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database