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Helena, Montana Weather Forecast
Helena, Montana Weather
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Weather Forecast for Helena, Montana : Lewis and Clark County
Issued: 4:03 am MST Dec 17, 2025 Latitude: 46.5927122 Longitude: -112.036109 View on Google Maps

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Today Tonight Thursday Friday Saturday Sunday Monday Tuesday
90% chance of rain & snow on Today Dust on Tonight 30% chance of snow on Thursday 80% chance of rain & snow on Friday 20% chance of snow on Saturday Mostly Sunny on Sunday 20% chance of rain & snow on Monday 10% chance of rain & snow on Tuesday
High: 31 °F Low: 28°F High: 42°F High: 45°F High: 37°F High: 39°F High: 43°F High: 41°F
Low: 36°F Low: 26°F Low: 25°F Low: 30°F Low: 27°F  
Rain & Snow Dust Snow Rain & Snow Snow Mostly Sunny Rain & Snow Rain & Snow
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Current Conditions at
HELENA - (KHLN)
50°
Feels like 42°F
Mostly Cloudy
as of 6:53 AM MST
Rel. Humidity: 53%
Dew Point: 34°F
Visibility: 10 Miles
Pressure: 29.21 in.
Flight Rule: VFR
Wind Data
26 MPH
Gust: 43 MPH
190° South
Cloud Level(s): Scattered at 6500ft, Broken at 9000ft
Current Conditions at
BUTTE - (KBTM)
43°
Feels like 32°F
Mostly Cloudy
as of 6:53 AM MST
Rel. Humidity: 70%
Dew Point: 34°F
Visibility: 10 Miles
Pressure: 29.33 in.
Flight Rule: VFR
Wind Data
26 MPH
Gust: 41 MPH
190° South
Cloud Level(s): Scattered at 6000ft, Broken at 10000ft
Current Conditions at
GREAT FALLS - (KGTF)
52°
Clear
as of 6:53 AM MST
Rel. Humidity: 43%
Dew Point: 30°F
Visibility: 10 Miles
Pressure: 29.12 in.
Flight Rule: VFR
Wind Data
16 MPH
Gust: 24 MPH
220° Southwest
Cloud Level(s): Clear
Current Conditions at
BOZEMAN - (KBZN)
50°
Clear
as of 6:56 AM MST
Rel. Humidity: 53%
Dew Point: 34°F
Visibility: 10 Miles
Pressure: 29.33 in.
Flight Rule: VFR
Wind Data
8 MPH
190° South
Cloud Level(s): Clear
90% chance of rain & snow Today Today... Rain and snow before 10am, then a slight chance of snow between 10am and 1pm. Patchy blowing dust. Temperature falling to around 31 by 5pm. Windy, with a west wind 21 to 26 mph increasing to 27 to 32 mph in the afternoon. Winds could gust as high as 60 mph. Chance of precipitation is 90%. Little or no snow accumulation expected.

Dust on Tonight Tonight... Patchy blowing dust before 11pm. Mostly cloudy, with a low around 28. Windy, with a west wind 25 to 30 mph decreasing to 11 to 16 mph after midnight. Winds could gust as high as 55 mph.

30% chance of snow Thursday Thursday... A 30 percent chance of snow after 11am. Mostly cloudy, with a high near 42. South wind 6 to 10 mph, with gusts as high as 23 mph. New snow accumulation of less than a half inch possible.

70% chance of rain & snow Thursday Night Thursday Night... Rain likely, possibly mixed with snow before 11pm, then rain likely between 11pm and 2am, then rain likely, possibly mixed with snow after 2am. Mostly cloudy, with a low around 36. South southwest wind 11 to 17 mph, with gusts as high as 39 mph. Chance of precipitation is 70%. New snow accumulation of less than a half inch possible.

80% chance of rain & snow Friday Friday... Rain, possibly mixed with snow, becoming all snow after 11am. High near 45. West wind 10 to 17 mph, with gusts as high as 38 mph. Chance of precipitation is 80%. 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 26. West southwest wind around 10 mph, with gusts as high as 23 mph. New snow accumulation of less than a half inch possible.

20% chance of snow Saturday Saturday... A 20 percent chance of snow. Mostly sunny, with a high near 37. West southwest wind 10 to 14 mph, with gusts as high as 28 mph.

10% chance of snow Saturday Night Saturday Night... A slight chance of snow before 11pm. Partly cloudy, with a low around 25. Southwest wind around 10 mph, with gusts as high as 24 mph.

Mostly Sunny on Sunday Sunday... Mostly sunny, with a high near 39.

20% chance of rain & snow Sunday Night Sunday Night... A chance of snow before 8pm, then a chance of rain and snow. Mostly cloudy, with a low around 30.

20% chance of rain & snow Monday Monday... A chance of rain and snow. Partly sunny, with a high near 43.

10% chance of rain & snow Monday Night Monday Night... A slight chance of rain and snow. Mostly cloudy, with a low around 27.

10% chance of rain & snow Tuesday Tuesday... A slight chance of rain and snow. Partly sunny, with a high near 41.

Current Radar Image


Sun Almanac for Helena, Montana
Sunrise: 08:07 AM
Sunset: 4:42 PM
Civil Sunrise:07:32 AM
Civil Sunset: 5:17 PM
Nautical Sunrise: 06:54 AM
Nautical Sunset: 5:55 PM
Astro Sunrise: 06:17 AM
Astro Sunset: 6:32 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.