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

Heavy Rain in the Southern U.S.; Active Weather Continues in Alaska

A storm system will bring heavy rainfall, thunderstorms, and flooding threats to portions of the Southern Plains today, the Lower Mississippi Valley Saturday, and the Southeast into the Mid-Atlantic on Sunday. Another Bering system will impact the Alaskan West Coast and Central Interior through the weekend bringing moderate to heavy snow, high winds, and/or some blizzard conditions. Read More >

Current conditions at

Sieben I-15 MP 216 (MTSBN)

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

NA

36°F

2°C

Humidity 67%
Wind Speed SSE 5 MPH
Barometer NA
Dewpoint 26°F (-3°C)
Visibility NA
Wind Chill32°F (0°C)
Last update 15 Feb 02:00 AM MST
Extended Forecast for

Marysville MT

  • Overnight

    Overnight: Snow likely, mainly after 5am. Mostly cloudy, with a low around 32. West southwest wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 60%. Total nighttime snow accumulation of less than a half inch possible.

    Low: 32 °F

    Snow Likely

  • Sunday

    Sunday: Rain and snow likely before 4pm, then a chance of snow between 4pm and 5pm. Mostly cloudy, then gradually becoming sunny, with a high near 40. West southwest wind 10 to 15 mph, with gusts as high as 28 mph. Chance of precipitation is 70%. New snow accumulation of less than a half inch possible.

    High: 40 °F

    Snow Likely
    then
    Rain/Snow
    Likely

  • Sunday Night

    Sunday Night: A 30 percent chance of snow, mainly before midnight. Partly cloudy, with a low around 30. Southwest wind around 11 mph, with gusts as high as 22 mph. New snow accumulation of less than a half inch possible.

    Low: 30 °F

    Chance Snow

  • Washington's Birthday

    Washington's Birthday: A slight chance of snow between 11am and 2pm, then a chance of rain and snow. Mostly sunny, with a high near 45. South wind 10 to 15 mph, with gusts as high as 30 mph. Chance of precipitation is 30%. Little or no snow accumulation expected.

    High: 45 °F

    Slight Chance
    Snow then
    Chance
    Rain/Snow

  • Monday Night

    Monday Night: A chance of rain and snow before 8pm, then snow likely. Mostly cloudy, with a low around 28. South wind 7 to 14 mph, with gusts as high as 24 mph. Chance of precipitation is 60%. New snow accumulation of less than one inch possible.

    Low: 28 °F

    Rain/Snow
    Likely then
    Snow Likely

  • Tuesday

    Tuesday: Snow. High near 31. West northwest wind 9 to 14 mph, with gusts as high as 25 mph. Chance of precipitation is 90%. New snow accumulation of 3 to 5 inches possible.

    High: 31 °F

    Snow

  • Tuesday Night

    Tuesday Night: Snow likely. Mostly cloudy, with a low around 6. Northwest wind 10 to 13 mph becoming north northeast in the evening. Winds could gust as high as 22 mph. Chance of precipitation is 70%. New snow accumulation of 1 to 2 inches possible.

    Low: 6 °F

    Snow Likely

  • Wednesday

    Wednesday: Snow. Mostly cloudy, with a high near 11. North northeast wind around 11 mph, with gusts as high as 22 mph.

    High: 11 °F

    Snow

  • Wednesday Night

    Wednesday Night: Snow likely. Mostly cloudy, with a low around 3.

    Low: 3 °F

    Snow Likely

Detailed Forecast

Overnight
Snow likely, mainly after 5am. Mostly cloudy, with a low around 32. West southwest wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 60%. Total nighttime snow accumulation of less than a half inch possible.
Sunday
Rain and snow likely before 4pm, then a chance of snow between 4pm and 5pm. Mostly cloudy, then gradually becoming sunny, with a high near 40. West southwest wind 10 to 15 mph, with gusts as high as 28 mph. Chance of precipitation is 70%. New snow accumulation of less than a half inch possible.
Sunday Night
A 30 percent chance of snow, mainly before midnight. Partly cloudy, with a low around 30. Southwest wind around 11 mph, with gusts as high as 22 mph. New snow accumulation of less than a half inch possible.
Washington's Birthday
A slight chance of snow between 11am and 2pm, then a chance of rain and snow. Mostly sunny, with a high near 45. South wind 10 to 15 mph, with gusts as high as 30 mph. Chance of precipitation is 30%. Little or no snow accumulation expected.
Monday Night
A chance of rain and snow before 8pm, then snow likely. Mostly cloudy, with a low around 28. South wind 7 to 14 mph, with gusts as high as 24 mph. Chance of precipitation is 60%. New snow accumulation of less than one inch possible.
Tuesday
Snow. High near 31. West northwest wind 9 to 14 mph, with gusts as high as 25 mph. Chance of precipitation is 90%. New snow accumulation of 3 to 5 inches possible.
Tuesday Night
Snow likely. Mostly cloudy, with a low around 6. Northwest wind 10 to 13 mph becoming north northeast in the evening. Winds could gust as high as 22 mph. Chance of precipitation is 70%. New snow accumulation of 1 to 2 inches possible.
Wednesday
Snow. Mostly cloudy, with a high near 11. North northeast wind around 11 mph, with gusts as high as 22 mph.
Wednesday Night
Snow likely. Mostly cloudy, with a low around 3.
Thursday
Snow likely, mainly after 11am. Mostly cloudy, with a high near 20.
Thursday Night
A chance of snow. Mostly cloudy, with a low around 10.
Friday
A chance of snow. Partly sunny, with a high near 24.
Friday Night
A chance of snow. Mostly cloudy, with a low around 12.
Saturday
A chance of snow. Partly sunny, with a high near 28.
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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:
11:32 pm MST Feb 14, 2026
Forecast Valid:
2am MST Feb 15, 2026-6pm MST Feb 21, 2026
 
Forecast Discussion
 
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Additional Resources

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