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Marysville, Montana Weather Forecast
Marysville, Montana Weather
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Weather Forecast for Marysville, Montana : Lewis and Clark County
Issued: 9:27 pm MST Dec 16, 2025 Latitude: 46.7504929 Longitude: -112.3002934 View on Google Maps

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Overnight Wednesday Thursday Friday Saturday Sunday Monday Tuesday
60% chance of rain & snow on Overnight 100% chance of blowing snow on Wednesday 80% chance of snow on Thursday 90% chance of snow on Friday 20% chance of snow on Saturday 10% chance of snow on Sunday 20% chance of snow on Monday 20% chance of snow on Tuesday
Low: 42°F High: 24 °F High: 38°F High: 37°F High: 30°F High: 33°F High: 37°F High: 38°F
Low: 25°F Low: 34°F Low: 26°F Low: 24°F Low: 29°F Low: 28°F  
Rain & Snow Blowing Snow Snow Snow Snow Snow Snow Snow
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Current Conditions at
HELENA - (KHLN)
48°
Feels like 43°F
Clear
as of 11:53 PM MST
Rel. Humidity: 39%
Dew Point: 25°F
Visibility: 10 Miles
Pressure: 29.64 in.
Flight Rule: VFR
Wind Data
12 MPH
150° Southeast
Cloud Level(s): Clear
Current Conditions at
BUTTE - (KBTM)
37°
Clear
as of 11:53 PM MST
Rel. Humidity: 51%
Dew Point: 21°F
Visibility: 10 Miles
Pressure: 29.77 in.
Flight Rule: VFR
Wind Data
Calm
Cloud Level(s): Clear
Current Conditions at
GREAT FALLS - (KGTF)
41°
Clear
as of 11:53 PM MST
Rel. Humidity: 60%
Dew Point: 28°F
Visibility: 10 Miles
Pressure: 29.59 in.
Flight Rule: VFR
Wind Data
3 MPH
150° Southeast
Cloud Level(s): Clear
Current Conditions at
MISSOULA - (KMSO)
41°
Mostly Cloudy
as of 11:53 PM MST
Rel. Humidity: 75%
Dew Point: 34°F
Visibility: 10 Miles
Pressure: 29.63 in.
Flight Rule: VFR
Wind Data
3 MPH
100° East
Cloud Level(s): Broken at 12000ft
60% chance of rain & snow Overnight Overnight... A chance of rain and snow before 3am, then rain likely. Mostly cloudy, with a steady temperature around 42. Windy, with a south southwest wind 29 to 36 mph, with gusts as high as 60 mph. Chance of precipitation is 60%. Little or no snow accumulation expected.
100% chance of blowing snow Wednesday Wednesday... Rain and snow before 11am, then a chance of snow between 11am and noon. Areas of blowing snow between 11am and noon. Temperature falling to around 24 by 5pm. Windy, with a west wind 39 to 44 mph, with gusts as high as 70 mph. Chance of precipitation is 100%. New snow accumulation of less than a half inch possible.
20% chance of snow Wednesday Night Wednesday Night... A 20 percent chance of snow before 11pm. Partly cloudy, with a low around 25. Windy, with a west wind 31 to 40 mph, with gusts as high as 65 mph.
80% chance of snow Thursday Thursday... Snow, mainly after 11am. High near 38. South southwest wind 11 to 21 mph, with gusts as high as 37 mph. Chance of precipitation is 80%. New snow accumulation of less than a half inch possible.
90% chance of rain & snow Thursday Night Thursday Night... Snow before 8pm, then rain, possibly mixed with snow. Low around 34. Breezy, with a southwest wind 15 to 20 mph increasing to 23 to 28 mph after midnight. Winds could gust as high as 49 mph. Chance of precipitation is 90%. New snow accumulation of less than a half inch possible.
90% chance of snow Friday Friday... Snow. High near 37. Breezy, with a west wind 20 to 28 mph, with gusts as high as 48 mph. Chance of precipitation is 90%. New snow accumulation of less than a half inch possible.
60% chance of snow Friday Night Friday Night... Snow likely, mainly before 11pm. Mostly cloudy, with a low around 26. West wind 16 to 18 mph, with gusts as high as 34 mph. Chance of precipitation is 60%. New snow accumulation of less than one inch possible.
20% chance of snow Saturday Saturday... A chance of snow. Partly sunny, with a high near 30. West southwest wind around 17 mph, with gusts as high as 31 mph.
20% chance of snow Saturday Night Saturday Night... A chance of snow, mainly before 11pm. Partly cloudy, with a low around 24.
10% chance of snow Sunday Sunday... A slight chance of snow. Mostly sunny, with a high near 33.
20% chance of snow Sunday Night Sunday Night... A chance of snow. Mostly cloudy, with a low around 29.
20% chance of snow Monday Monday... A chance of snow. Partly sunny, with a high near 37.
20% chance of snow Monday Night Monday Night... A chance of snow. Mostly cloudy, with a low around 28.
20% chance of snow Tuesday Tuesday... A chance of snow. Partly sunny, with a high near 38.
Current Radar Image


Sun Almanac for Marysville, Montana
Sunrise: 08:09 AM
Sunset: 4:42 PM
Civil Sunrise:07:34 AM
Civil Sunset: 5:17 PM
Nautical Sunrise: 06:55 AM
Nautical Sunset: 5:56 PM
Astro Sunrise: 06:18 AM
Astro Sunset: 6:33 PM
Any use of the information on this page is at your own risk. This information should not be relied upon in life-threatening situations, potential financial loss situations or in lieu of any officially disseminated information. Visit the National Weather Service for official information.