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Bearmouth, Montana Weather Forecast
Bearmouth, Montana Weather
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Weather Forecast for Bearmouth, Montana : Granite County
Issued: 7:33 pm MST Dec 16, 2025 Latitude: 46.7102076 Longitude: -113.3314641 View on Google Maps

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Tonight Wednesday Thursday Friday Saturday Sunday Monday Tuesday
80% chance of rain on Tonight 100% chance of rain on Wednesday 80% chance of rain on Thursday 90% chance of rain & snow on Friday 10% chance of snow on Saturday 10% chance of snow on Sunday 70% chance of rain on Monday 20% chance of rain & snow on Tuesday
Low: 32°F High: 32 °F High: 43°F High: 43°F High: 36°F High: 40°F High: 43°F High: 43°F
Low: 24°F Low: 32°F Low: 24°F Low: 20°F Low: 27°F Low: 26°F  
Rain Rain Rain Rain & Snow Snow Snow Rain Rain & Snow
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Current Conditions at
MISSOULA - (KMSO)
50°
Feels like 43°F
Cloudy
as of 7:53 PM MST
Rel. Humidity: 53%
Dew Point: 34°F
Visibility: 10 Miles
Pressure: 29.81 in.
Flight Rule: VFR
Wind Data
20 MPH
Gust: 29 MPH
250° West
Cloud Level(s): Few at 5000ft, Broken at 7500ft, Solid Overcast at 9000ft
Current Conditions at
HELENA - (KHLN)
48°
Feels like 42°F
Clear
as of 7:53 PM MST
Rel. Humidity: 45%
Dew Point: 28°F
Visibility: 10 Miles
Pressure: 29.82 in.
Flight Rule: VFR
Wind Data
13 MPH
Gust: 24 MPH
270° West
Cloud Level(s): Clear
Current Conditions at
BUTTE - (KBTM)
46°
Clear
as of 7:53 PM MST
Rel. Humidity: 36%
Dew Point: 21°F
Visibility: 10 Miles
Pressure: 29.90 in.
Flight Rule: VFR
Wind Data
7 MPH
Gust: 17 MPH
250° West
Cloud Level(s): Clear
Current Conditions at
GREAT FALLS - (KGTF)
48°
Feels like 40°F
Clear
as of 7:53 PM MST
Rel. Humidity: 49%
Dew Point: 30°F
Visibility: 10 Miles
Pressure: 29.72 in.
Flight Rule: VFR
Wind Data
24 MPH
Gust: 38 MPH
240° Southwest
Cloud Level(s): Clear
80% chance of rain Tonight Tonight... Rain. Low around 32. East southeast wind 5 to 7 mph becoming north after midnight. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
100% chance of rain Wednesday Wednesday... Rain. Temperature falling to around 32 by 5pm. Breezy, with a north northeast wind 5 to 10 mph becoming west 19 to 29 mph in the morning. Winds could gust as high as 60 mph. Chance of precipitation is 100%. New precipitation amounts between a tenth and quarter of an inch possible.
80% chance of rain Wednesday Night Wednesday Night... Rain. Low around 24. West wind 16 to 21 mph becoming light west southwest after midnight. Winds could gust as high as 31 mph. Chance of precipitation is 80%.
80% chance of rain Thursday Thursday... Rain. High near 43. Calm wind becoming south around 5 mph in the afternoon. Chance of precipitation is 80%.
100% chance of rain Thursday Night Thursday Night... Rain. Low around 32. Southwest wind 5 to 7 mph, with gusts as high as 23 mph. Chance of precipitation is 100%. New precipitation amounts between a tenth and quarter of an inch possible.
90% chance of rain & snow Friday Friday... Rain and snow, becoming all snow after 11am. High near 43. Chance of precipitation is 90%. New snow accumulation of less than a half inch possible.
50% chance of snow Friday Night Friday Night... A 50 percent chance of snow. Mostly cloudy, with a low around 24. New snow accumulation of less than a half inch possible.
10% chance of snow Saturday Saturday... A slight chance of snow. Partly sunny, with a high near 36.
Mostly Cloudy on Saturday Night Saturday Night... Mostly cloudy, with a low around 20.
10% chance of snow Sunday Sunday... A slight chance of snow after 11am, mixing with rain after 2pm. Partly sunny, with a high near 40.
Rain and Snow on Sunday Night Sunday Night... Rain and snow likely. Snow level 4600 feet rising to 5300 feet after midnight. Mostly cloudy, with a low around 27.
70% chance of rain Monday Monday... Rain likely. Partly sunny, with a high near 43.
10% chance of rain & snow Monday Night Monday Night... A slight chance of rain. Snow level 4700 feet. Mostly cloudy, with a low around 26.
20% chance of rain & snow Tuesday Tuesday... A chance of rain. Snow level 4400 feet rising to 5200 feet in the afternoon. Partly sunny, with a high near 43.
Current Radar Image


Sun Almanac for Bearmouth, Montana
Sunrise: 08:12 AM
Sunset: 4:46 PM
Civil Sunrise:07:37 AM
Civil Sunset: 5:21 PM
Nautical Sunrise: 06:59 AM
Nautical Sunset: 6:00 PM
Astro Sunrise: 06:22 AM
Astro Sunset: 6:37 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.