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South Fork, Montana Weather Forecast
South Fork, Montana Weather
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Click for Winter Weather Advisory for South Fork, Montana
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Weather Forecast for South Fork, Montana : Flathead County
Issued: 1:01 pm MST Dec 17, 2025 Latitude: 48.3471862 Longitude: -114.0078939 View on Google Maps

MouseOver for Detail Forecast
Tonight Thursday Friday Saturday Sunday Monday Tuesday Wednesday
20% chance of snow on Tonight 70% chance of snow on Thursday 50% chance of snow on Friday 90% chance of snow on Saturday 20% chance of rain & snow on Sunday Rain and Snow on Monday 20% chance of snow on Tuesday 20% chance of snow on Wednesday
Low: 27°F High: 39°F High: 39°F High: 34°F High: 37°F High: 38°F High: 38°F High: 36°F
Low: 29°F Low: 25°F Low: 24°F Low: 29°F Low: 26°F Low: 23°F  
Snow Snow Snow Snow Rain & Snow Rain and Snow Snow Snow
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Current Conditions at
KALISPELL - (KGPI)
37°
Feels like 29°F
Cloudy
as of 8:55 PM MST
Rel. Humidity: 51%
Dew Point: 21°F
Visibility: 10 Miles
Pressure: 29.92 in.
Flight Rule: VFR
Wind Data
13 MPH
220° Southwest
Cloud Level(s): Few at 7500ft, Solid Overcast at 9000ft
Current Conditions at
CUTBANK - (KCTB)
12°
Feels like -6°F
Clear
as of 8:56 PM MST
Rel. Humidity: 66%
Dew Point: 3°F
Visibility: 10 Miles
Pressure: 29.78 in.
Flight Rule: VFR
Wind Data
22 MPH
Gust: 31 MPH
340° North
Cloud Level(s): Clear
Current Conditions at
MISSOULA - (KMSO)
34°
Feels like 24°F
Cloudy
Light Snow
as of 8:53 PM MST
Rel. Humidity: 80%
Dew Point: 28°F
Visibility: 6 Miles
Pressure: 30.01 in.
Flight Rule: VFR
Wind Data
13 MPH
200° South
Cloud Level(s): Few at 3400ft, Broken at 5000ft, Solid Overcast at 7500ft
Current Conditions at
MULLAN PASS - (KMLP)
Clear
as of 7:53 PM PST
Pressure: 29.90 in.
Wind Data
Calm
20% chance of snow Tonight Tonight... A 20 percent chance of snow between 2am and 5am. Mostly cloudy, with a low around 27. South southwest wind around 6 mph, with gusts as high as 21 mph.
70% chance of snow Thursday Thursday... Snow likely, mainly after 2pm. Cloudy, with a high near 39. South wind 3 to 5 mph. Chance of precipitation is 70%. New snow accumulation of 1 to 2 inches possible.
100% chance of rain & snow Thursday Night Thursday Night... Snow before 11pm, then rain and snow between 11pm and 2am, then snow after 2am. Low around 29. South southeast wind 5 to 11 mph becoming southwest after midnight. Winds could gust as high as 31 mph. Chance of precipitation is 100%. New snow accumulation of 1 to 3 inches possible.
50% chance of snow Friday Friday... A 50 percent chance of snow. Partly sunny, with a high near 39. West southwest wind 6 to 11 mph, with gusts as high as 30 mph. New snow accumulation of around an inch possible.
80% chance of snow Friday Night Friday Night... Snow, mainly after 11pm. Low around 25. Southwest wind around 6 mph, with gusts as high as 18 mph. Chance of precipitation is 80%. New snow accumulation of less than one inch possible.
90% chance of snow Saturday Saturday... Snow. High near 34. Chance of precipitation is 90%. New snow accumulation of 1 to 3 inches possible.
50% chance of snow Saturday Night Saturday Night... A 50 percent chance of snow. Mostly cloudy, with a low around 24. New snow accumulation of less than one inch possible.
20% chance of rain & snow Sunday Sunday... A chance of snow before 2pm, then a chance of rain and snow. Mostly cloudy, with a high near 37.
Rain and Snow on Sunday Night Sunday Night... Rain and snow likely, mainly after 11pm. Mostly cloudy, with a low around 29.
Rain and Snow on Monday Monday... Rain and snow likely, becoming all snow after 2pm. Mostly cloudy, with a high near 38.
20% chance of snow Monday Night Monday Night... A chance of snow. Mostly cloudy, with a low around 26.
20% chance of snow Tuesday Tuesday... A chance of snow. Partly sunny, with a high near 38.
20% chance of snow Tuesday Night Tuesday Night... A chance of snow. Mostly cloudy, with a low around 23.
20% chance of snow Wednesday Wednesday... A chance of snow. Mostly cloudy, with a high near 36.
Current Radar Image


Sun Almanac for South Fork, Montana
Sunrise: 08:23 AM
Sunset: 4:43 PM
Civil Sunrise:07:46 AM
Civil Sunset: 5:19 PM
Nautical Sunrise: 07:06 AM
Nautical Sunset: 5:59 PM
Astro Sunrise: 06:28 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.