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

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Overnight Wednesday Thursday Friday Saturday Sunday Monday Tuesday
50% chance of snow on Overnight 50% chance of snow on Wednesday 50% chance of snow on Thursday 50% chance of snow on Friday 20% chance of snow on Saturday 20% chance of snow on Sunday 20% chance of snow on Monday 20% chance of snow on Tuesday
Low: 39°F High: 40 °F High: 39°F High: 40°F High: 34°F High: 36°F High: 38°F High: 37°F
Low: 27°F Low: 30°F Low: 23°F Low: 25°F Low: 27°F Low: 23°F  
Snow Snow Snow Snow Snow Snow Snow Snow
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Current Conditions at
KALISPELL - (KGPI)
43°
Feels like 37°F
Cloudy
Light Rain
as of 4:55 AM MST
Rel. Humidity: 86%
Dew Point: 39°F
Visibility: 10 Miles
Pressure: 29.23 in.
Flight Rule: VFR
Wind Data
9 MPH
210° Southwest
Cloud Level(s): Solid Overcast at 3500ft
Current Conditions at
CUTBANK - (KCTB)
41°
Feels like 31°F
Clear
as of 4:56 AM MST
Rel. Humidity: 75%
Dew Point: 34°F
Visibility: 10 Miles
Pressure: 29.15 in.
Flight Rule: VFR
Wind Data
21 MPH
Gust: 29 MPH
230° Southwest
Cloud Level(s): Clear
Current Conditions at
MISSOULA - (KMSO)
46°
Feels like 39°F
Cloudy
Light Rain
as of 4:53 AM MST
Rel. Humidity: 75%
Dew Point: 39°F
Visibility: 10 Miles
Pressure: 29.29 in.
Flight Rule: VFR
Wind Data
17 MPH
130° Southeast
Cloud Level(s): Few at 6000ft, Solid Overcast at 8500ft
Current Conditions at
MULLAN PASS - (KMLP)
34°
Feels like 23°F
Cloudy
Rain Mist
as of 4:26 AM PST
Rel. Humidity: 100%
Dew Point: 34°F
Visibility: 2 1/2 Miles
Pressure: 29.20 in.
Flight Rule: IFR
Wind Data
16 MPH
Gust: 41 MPH
230° Southwest
Cloud Level(s): Solid Overcast at 600ft
50% chance of snow Overnight Overnight... A 50 percent chance of snow. Cloudy, with a steady temperature around 39. South southwest wind around 14 mph, with gusts as high as 28 mph. Total nighttime snow accumulation of less than a half inch possible.
50% chance of snow Wednesday Wednesday... A 50 percent chance of snow. Mostly cloudy, with a temperature rising to near 40 by 8am, then falling to around 31 during the remainder of the day. Breezy, with a south southwest wind 14 to 24 mph becoming west in the afternoon. Winds could gust as high as 55 mph. New snow accumulation of less than one inch possible.
30% chance of snow Wednesday Night Wednesday Night... A 30 percent chance of snow. Mostly cloudy, with a low around 27. West wind 5 to 13 mph becoming south southwest after midnight. Winds could gust as high as 25 mph. New snow accumulation of less than a half inch possible.
50% chance of snow Thursday Thursday... A 50 percent chance of snow. Cloudy, with a high near 39. South southwest wind 3 to 5 mph. New snow accumulation of less than one inch possible.
50% chance of snow Thursday Night Thursday Night... A 50 percent chance of snow. Cloudy, with a low around 30. Light south wind becoming southwest 5 to 10 mph in the evening. Winds could gust as high as 30 mph. 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 40. New snow accumulation of less than one inch possible.
50% chance of snow Friday Night Friday Night... A 50 percent chance of snow. Mostly cloudy, with a low around 23. New snow accumulation of around an inch possible.
20% chance of snow Saturday Saturday... A chance of snow. Mostly cloudy, with a high near 34.
20% chance of snow Saturday Night Saturday Night... A chance of snow. Mostly cloudy, with a low around 25.
20% chance of snow Sunday Sunday... A chance of snow. Partly sunny, with a high near 36.
20% chance of snow Sunday Night Sunday Night... A chance of snow. Mostly cloudy, with a low around 27.
20% chance of snow Monday Monday... A chance of snow. 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 23.
20% chance of snow Tuesday Tuesday... A chance of snow. Partly sunny, with a high near 37.
Current Radar Image


Sun Almanac for South Fork, Montana
Sunrise: 08:23 AM
Sunset: 4:42 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.