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Mannix, Montana Weather Forecast
Mannix, Montana Weather
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Click for High Wind Warning for Mannix, Montana
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Weather Forecast for Mannix, Montana : Powell County
Issued: 1:01 am MST Dec 17, 2025 Latitude: 46.7746582 Longitude: -112.7680995 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: 27 °F High: 39°F High: 40°F High: 32°F High: 36°F High: 40°F High: 38°F
Low: 21°F Low: 30°F Low: 21°F Low: 18°F Low: 22°F Low: 21°F  
Snow Snow Snow Snow Snow Snow Snow Snow
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Current Conditions at
HELENA - (KHLN)
54°
Mostly Cloudy
as of 4:53 AM MST
Rel. Humidity: 37%
Dew Point: 28°F
Visibility: 10 Miles
Pressure: 29.38 in.
Flight Rule: VFR
Wind Data
24 MPH
Gust: 36 MPH
210° Southwest
Cloud Level(s): Scattered at 8500ft, Broken at 11000ft
Current Conditions at
BUTTE - (KBTM)
43°
Feels like 33°F
Cloudy
Light Rain
as of 4:53 AM MST
Rel. Humidity: 60%
Dew Point: 30°F
Visibility: 10 Miles
Pressure: 29.50 in.
Flight Rule: VFR
Wind Data
24 MPH
Gust: 36 MPH
190° South
Cloud Level(s): Broken at 5500ft, Broken at 6500ft, Solid Overcast at 10000ft
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
GREAT FALLS - (KGTF)
52°
Clear
as of 4:53 AM MST
Rel. Humidity: 40%
Dew Point: 28°F
Visibility: 10 Miles
Pressure: 29.22 in.
Flight Rule: VFR
Wind Data
32 MPH
Gust: 44 MPH
220° Southwest
Cloud Level(s): Clear
50% chance of snow Overnight Overnight... A 50 percent chance of snow. Mostly cloudy, with a steady temperature around 39. Southwest wind around 17 mph, with gusts as high as 32 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 falling to around 27 by 5pm. Windy, with a west wind 17 to 22 mph increasing to 28 to 33 mph in the afternoon. Winds could gust as high as 55 mph. New snow accumulation of less than a half inch possible.
30% chance of snow Wednesday Night Wednesday Night... A 30 percent chance of snow. Mostly cloudy, with a low around 21. Breezy, with a west wind 19 to 29 mph decreasing to 8 to 18 mph after midnight. Winds could gust as high as 44 mph. New snow accumulation of less than a half inch possible.
50% chance of snow Thursday Thursday... A 50 percent chance of snow. Mostly cloudy, with a high near 39. West wind 5 to 7 mph becoming south in the morning. New snow accumulation of less than a half inch possible.
50% chance of snow Thursday Night Thursday Night... A 50 percent chance of snow. Snow level rising to 5900 feet. Cloudy, with a low around 30. Southwest wind 8 to 14 mph, with gusts as high as 34 mph. New snow accumulation of less than a half inch possible.
50% chance of snow Friday Friday... A 50 percent chance of snow. Cloudy, with a high near 40. 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 21. 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 32.
20% chance of snow Saturday Night Saturday Night... A chance of snow. Mostly cloudy, with a low around 18.
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 22.
20% chance of snow Monday Monday... A chance of snow. Snow level 5600 feet lowering to 4900 feet. Mostly cloudy, with a high near 40.
20% chance of snow Monday Night Monday Night... A chance of snow. Mostly cloudy, with a low around 21.
20% chance of snow Tuesday Tuesday... A chance of snow. Partly sunny, with a high near 38.
Current Radar Image


Sun Almanac for Mannix, Montana
Sunrise: 08:11 AM
Sunset: 4:44 PM
Civil Sunrise:07:36 AM
Civil Sunset: 5:19 PM
Nautical Sunrise: 06:57 AM
Nautical Sunset: 5:58 PM
Astro Sunrise: 06:20 AM
Astro Sunset: 6:35 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.