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Kirby, Montana Weather Forecast
Kirby, Montana Weather
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Weather Forecast for Kirby, Montana : Big Horn County
Issued: 4:09 am MST Dec 17, 2025 Latitude: 45.3324769 Longitude: -106.9817317 View on Google Maps

MouseOver for Detail Forecast
Today Tonight Thursday Friday Saturday Sunday Monday Tuesday
60% chance of rain & snow on Today Cloudy on Tonight Increasing Clouds on Thursday 80% chance of rain & snow on Friday 30% chance of snow on Saturday Partly Sunny on Sunday Partly Sunny on Monday Partly Sunny on Tuesday
High: 39 °F Low: 20°F High: 35°F High: 53 °F High: 37°F High: 39°F High: 47°F High: 42°F
Low: 30 °F Low: 24°F Low: 22°F Low: 31 °F Low: 28°F  
Rain & Snow Cloudy Increasing Clouds Rain & Snow Snow Partly Sunny Partly Sunny Partly Sunny
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Current Conditions at
SHERIDAN - (KSHR)
57°
Mostly Clear
as of 8:53 AM MST
Rel. Humidity: 30%
Dew Point: 27°F
Visibility: 10 Miles
Pressure: 29.35 in.
Flight Rule: VFR
Wind Data
5 MPH
150° Southeast
Cloud Level(s): Few at 12000ft
Current Conditions at
BUFFALO - (KBYG)
50°
Partly Cloudy
as of 8:53 AM MST
Rel. Humidity: 37%
Dew Point: 25°F
Visibility: 10 Miles
Pressure: 29.43 in.
Flight Rule: VFR
Wind Data
6 MPH
060° Northeast
Cloud Level(s): Scattered at 7500ft
Current Conditions at
SOUTH BIG HORN - (KGEY)
46°
Clear
as of 8:53 AM MST
Rel. Humidity: 45%
Dew Point: 27°F
Visibility: 10 Miles
Pressure: 29.45 in.
Flight Rule: VFR
Wind Data
5 MPH
110° East
Cloud Level(s): Clear
Current Conditions at
BILLINGS - (KBIL)
54°
Partly Cloudy
as of 8:53 AM MST
Rel. Humidity: 40%
Dew Point: 30°F
Visibility: 10 Miles
Pressure: 29.24 in.
Flight Rule: VFR
Wind Data
20 MPH
Gust: 32 MPH
230° Southwest
Cloud Level(s): Scattered at 9000ft, Scattered at 23000ft
60% chance of rain & snow Today Today... Rain showers likely before 2pm, then a slight chance of snow showers between 2pm and 3pm. Mostly cloudy, then gradually becoming sunny, with a temperature falling to around 39 by 5pm. South wind 17 to 27 mph becoming west northwest 35 to 45 mph. Winds could gust as high as 60 mph. Chance of precipitation is 60%. Little or no snow accumulation expected.

Cloudy on Tonight Tonight... Partly cloudy, with a low around 20. West northwest wind 40 to 45 mph decreasing to 30 to 35 mph after midnight. Winds could gust as high as 65 mph.

Increasing Clouds on Thursday Thursday... Increasing clouds, with a high near 35. West northwest wind 8 to 18 mph becoming south in the afternoon.

Mostly Cloudy on Thursday Night Thursday Night... Mostly cloudy, with a temperature falling to near 30 by 9pm, then rising to around 45 during the remainder of the night. South southeast wind 8 to 15 mph.

80% chance of rain & snow Friday Friday... Rain, possibly mixed with snow, mainly after 5pm. Temperature rising to near 53 by 11am, then falling to around 41 during the remainder of the day. West southwest wind 14 to 21 mph. Chance of precipitation is 80%. New snow accumulation of less than a half inch possible.

80% chance of rain & snow Friday Night Friday Night... Rain and snow, becoming all snow after 8pm. Low around 24. North northwest wind 6 to 9 mph. Chance of precipitation is 80%. New snow accumulation of around 2 inches.

30% chance of snow Saturday Saturday... A 30 percent chance of snow, mainly before 11am. Partly sunny, with a high near 37. West wind 6 to 10 mph. New snow accumulation of less than a half inch possible.

20% chance of snow Saturday Night Saturday Night... A 20 percent chance of snow before 11pm. Partly cloudy, with a low around 22. West wind around 6 mph becoming south after midnight.

Partly Sunny on Sunday Sunday... Partly sunny, with a high near 39. Southeast wind around 7 mph.

Mostly Cloudy on Sunday Night Sunday Night... Mostly cloudy, with a temperature falling to near 31 by 8pm, then rising to around 35 during the remainder of the night. South wind around 6 mph.

Partly Sunny on Monday Monday... Partly sunny, with a high near 47. South wind 6 to 8 mph becoming west southwest in the afternoon.

Mostly Cloudy on Monday Night Monday Night... Mostly cloudy, with a low around 28. Southwest wind around 6 mph.

Partly Sunny on Tuesday Tuesday... Partly sunny, with a high near 42. Southeast wind 5 to 8 mph.

Current Radar Image


Sun Almanac for Kirby, Montana
Sunrise: 07:42 AM
Sunset: 4:26 PM
Civil Sunrise:07:08 AM
Civil Sunset: 5:00 PM
Nautical Sunrise: 06:31 AM
Nautical Sunset: 5:38 PM
Astro Sunrise: 05:55 AM
Astro Sunset: 6:14 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.