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Star Addition, Montana Weather Forecast
Star Addition, Montana Weather
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Weather Forecast for Star Addition, Montana : Park County
Issued: 10:09 pm MST Dec 16, 2025 Latitude: 45.6624354 Longitude: -110.5610396 View on Google Maps

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Overnight Wednesday Thursday Friday Saturday Sunday Monday Tuesday
10% chance of rain on Overnight 50% chance of rain & snow on Wednesday 40% chance of snow on Thursday 70% chance of rain & snow on Friday 30% chance of snow on Saturday 20% chance of rain & snow on Sunday 40% chance of rain on Monday 20% chance of rain on Tuesday
Low: 49°F High: 33 °F High: 43°F High: 49 °F High: 41°F High: 44°F High: 51°F High: 51°F
Low: 26°F Low: 47 °F Low: 28°F Low: 23°F Low: 33°F Low: 36°F  
Rain Rain & Snow Snow Rain & Snow Snow Rain & Snow Rain Rain
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Current Conditions at
LIVINGSTON - (KLVM)
48°
Feels like 38°F
Clear
as of 11:53 PM MST
Rel. Humidity: 42%
Dew Point: 27°F
Visibility: 10 Miles
Pressure: 29.73 in.
Flight Rule: VFR
Wind Data
36 MPH
Gust: 47 MPH
220° Southwest
Cloud Level(s): Clear
Current Conditions at
BOZEMAN - (KBZN)
46°
Clear
as of 11:56 PM MST
Rel. Humidity: 36%
Dew Point: 21°F
Visibility: 10 Miles
Pressure: 29.76 in.
Flight Rule: VFR
Wind Data
Calm
Cloud Level(s): Clear
Current Conditions at
YELLOWSTONE - (KP60)
34°
Partly Cloudy
as of 11:56 PM MST
Rel. Humidity: 69%
Dew Point: 25°F
Pressure: 29.97 in.
Wind Data
7 MPH
Gust: 20 MPH
Current Conditions at
HELENA - (KHLN)
48°
Feels like 43°F
Clear
as of 11:53 PM MST
Rel. Humidity: 39%
Dew Point: 25°F
Visibility: 10 Miles
Pressure: 29.64 in.
Flight Rule: VFR
Wind Data
12 MPH
150° Southeast
Cloud Level(s): Clear
10% chance of rain Overnight Overnight... A 10 percent chance of showers after 5am. Mostly cloudy, with a steady temperature around 49. South southwest wind 45 to 50 mph, with gusts as high as 70 mph.
50% chance of rain & snow Wednesday Wednesday... A chance of rain showers, mixing with snow after 11am, then gradually ending. Mostly cloudy, then gradually becoming sunny, with a temperature falling to around 33 by 5pm. South southwest wind 45 to 50 mph becoming west 36 to 41 mph in the afternoon. Winds could gust as high as 70 mph. Chance of precipitation is 50%. Little or no snow accumulation expected.
Mostly Cloudy on Wednesday Night Wednesday Night... Mostly cloudy, with a low around 26. West wind 28 to 38 mph decreasing to 18 to 28 mph after midnight. Winds could gust as high as 55 mph.
40% chance of snow Thursday Thursday... A 40 percent chance of snow showers after 11am. Mostly cloudy, with a high near 43. South southwest wind 16 to 21 mph. Little or no snow accumulation expected.
50% chance of rain & snow Thursday Night Thursday Night... A chance of snow showers before 8pm, then a chance of rain showers. Cloudy, with a temperature rising to around 47 by 5am. Southwest wind 22 to 30 mph, with gusts as high as 50 mph. Chance of precipitation is 50%. Little or no snow accumulation expected.
70% chance of rain & snow Friday Friday... Rain showers likely before 2pm, then rain likely, possibly mixed with snow showers. Cloudy, with a temperature rising to near 49 by 10am, then falling to around 44 during the remainder of the day. West southwest wind 26 to 31 mph, with gusts as high as 55 mph. Chance of precipitation is 70%. Little or no snow accumulation expected.
60% chance of rain & snow Friday Night Friday Night... Rain likely, possibly mixed with snow showers, becoming all snow after 8pm. Mostly cloudy, with a low around 28. West southwest wind 17 to 23 mph, with gusts as high as 38 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.
30% chance of snow Saturday Saturday... A 30 percent chance of snow showers, mainly before 11am. Mostly sunny, with a high near 41. West southwest wind 14 to 16 mph.
20% chance of snow Saturday Night Saturday Night... A 20 percent chance of snow showers before 11pm. Partly cloudy, with a low around 23. Southwest wind around 14 mph.
20% chance of rain & snow Sunday Sunday... A slight chance of snow showers before 11am, then a slight chance of rain and snow showers. Partly sunny, with a high near 44. South southwest wind 11 to 13 mph. Chance of precipitation is 20%.
40% chance of rain Sunday Night Sunday Night... A 40 percent chance of showers. Mostly cloudy, with a low around 33. South southwest wind 13 to 15 mph.
40% chance of rain Monday Monday... A 40 percent chance of showers. Mostly cloudy, with a high near 51. Southwest wind 15 to 17 mph.
20% chance of rain Monday Night Monday Night... A 20 percent chance of showers. Mostly cloudy, with a low around 36. Southwest wind around 15 mph.
20% chance of rain Tuesday Tuesday... A 20 percent chance of showers. Mostly cloudy, with a high near 51. South southwest wind around 15 mph.
Current Radar Image


Sun Almanac for Star Addition, Montana
Sunrise: 07:58 AM
Sunset: 4:39 PM
Civil Sunrise:07:24 AM
Civil Sunset: 5:14 PM
Nautical Sunrise: 06:46 AM
Nautical Sunset: 5:51 PM
Astro Sunrise: 06:10 AM
Astro Sunset: 6:28 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.