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Shirley, Montana Weather Forecast
Shirley, Montana Weather
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Weather Forecast for Shirley, Montana : Custer County
Issued: 4:09 am MST Dec 17, 2025 Latitude: 46.5913935 Longitude: -105.5799953 View on Google Maps

MouseOver for Detail Forecast
Today Tonight Thursday Friday Saturday Sunday Monday Tuesday
70% chance of rain & snow on Today 30% chance of snow on Tonight Increasing Clouds on Thursday 20% chance of rain & snow on Friday Mostly Sunny on Saturday Mostly Sunny on Sunday Mostly Cloudy on Monday Partly Sunny on Tuesday
High: 49°F Low: 9 °F High: 31°F High: 48°F High: 33°F High: 36°F High: 40°F High: 37°F
Low: 26 °F Low: 16°F Low: 17°F Low: 21°F Low: 19°F  
Rain & Snow Snow Increasing Clouds Rain & Snow Mostly Sunny Mostly Sunny Mostly Cloudy Partly Sunny
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Current Conditions at
MILES CITY - (KMLS)
36°
Feels like 26°F
Clear
as of 5:53 AM MST
Rel. Humidity: 80%
Dew Point: 30°F
Visibility: 10 Miles
Pressure: 29.43 in.
Flight Rule: VFR
Wind Data
15 MPH
160° South
Cloud Level(s): Clear
Current Conditions at
GLENDIVE - (KGDV)
36°
Clear
as of 5:56 AM MST
Rel. Humidity: 80%
Dew Point: 30°F
Visibility: 10 Miles
Pressure: 29.44 in.
Flight Rule: VFR
Wind Data
7 MPH
170° South
Cloud Level(s): Clear
Current Conditions at
BAKER - (KBHK)
37°
Feels like 28°F
Clear
as of 5:51 AM MST
Rel. Humidity: 74%
Dew Point: 30°F
Visibility: 10 Miles
Pressure: 29.49 in.
Flight Rule: VFR
Wind Data
15 MPH
190° South
Cloud Level(s): Clear
Current Conditions at
JORDAN - (KJDN)
39°
Feels like 33°F
Clear
as of 5:48 AM MST
Rel. Humidity: 69%
Dew Point: 30°F
Pressure: 29.33 in.
Wind Data
9 MPH
210° Southwest
70% chance of rain & snow Today Today... Rain showers likely, possibly mixing with snow after 2pm, then gradually ending. Cloudy, then gradually becoming mostly sunny, with a high near 49. South wind 10 to 20 mph becoming west 20 to 30 mph in the afternoon. Winds could gust as high as 43 mph. Chance of precipitation is 70%. Little or no snow accumulation expected.

30% chance of snow Tonight Tonight... A 30 percent chance of snow showers, mainly between 8pm and 1am. Increasing clouds, with a low around 9. Wind chill values as low as -10. Northwest wind 34 to 44 mph decreasing to 23 to 33 mph after midnight. Winds could gust as high as 60 mph. New snow accumulation of less than a half inch possible.

Increasing Clouds on Thursday Thursday... Increasing clouds, with a high near 31. Wind chill values as low as -5. Northwest wind 5 to 14 mph becoming south southwest in the afternoon.

20% chance of snow Thursday Night Thursday Night... A slight chance of snow after 11pm, mixing with rain after 2am. Cloudy, with a temperature falling to near 26 by 9pm, then rising to around 34 during the remainder of the night. South southeast wind 7 to 13 mph. Chance of precipitation is 20%.

20% chance of rain & snow Friday Friday... A slight chance of rain after 11am, mixing with snow after 2pm. Mostly cloudy, with a high near 48. South southwest wind 14 to 16 mph becoming west northwest in the afternoon. Chance of precipitation is 20%.

50% chance of snow Friday Night Friday Night... A 50 percent chance of snow. Cloudy, then gradually becoming partly cloudy, with a low around 16. West northwest wind 6 to 9 mph. New snow accumulation of less than a half inch possible.

Mostly Sunny on Saturday Saturday... Mostly sunny, with a high near 33. West wind 5 to 7 mph.

Cloudy on Saturday Night Saturday Night... Partly cloudy, with a low around 17. Southwest wind around 6 mph.

Mostly Sunny on Sunday Sunday... Mostly sunny, with a high near 36. South southeast wind around 6 mph.

Mostly Cloudy on Sunday Night Sunday Night... Mostly cloudy, with a low around 21. South southeast wind around 6 mph.

Mostly Cloudy on Monday Monday... Mostly cloudy, with a high near 40. South wind 5 to 7 mph becoming west northwest in the afternoon.

Mostly Cloudy on Monday Night Monday Night... Mostly cloudy, with a low around 19. West northwest wind around 6 mph.

Partly Sunny on Tuesday Tuesday... Partly sunny, with a high near 37. Light and variable wind becoming southeast around 6 mph in the afternoon.

Current Radar Image


Sun Almanac for Shirley, Montana
Sunrise: 07:42 AM
Sunset: 4:16 PM
Civil Sunrise:07:06 AM
Civil Sunset: 4:51 PM
Nautical Sunrise: 06:28 AM
Nautical Sunset: 5:29 PM
Astro Sunrise: 05:51 AM
Astro Sunset: 6:06 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.