url:
Foster, Montana Weather Forecast
Foster, Montana Weather
your sport, your way
Air Sports Net on FacebookAir Sports Net on Google +Air Sports Net on TwitterReceive RSS UpdatesReceive Email Updates

Change location by the zip code or city,state: or search for other weather forecast locations in Montana by name.
Weather Forecast for Foster, Montana : Big Horn County
Issued: 4:09 am MST Dec 17, 2025 Latitude: 45.9249845 Longitude: -107.5909122 View on Google Maps

MouseOver for Detail Forecast
Today Tonight Thursday Friday Saturday Sunday Monday Tuesday
60% chance of rain 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 20% chance of rain & snow on Monday Partly Sunny on Tuesday
High: 54°F Low: 20°F High: 39°F High: 53 °F High: 39°F High: 39°F High: 43°F High: 41°F
Low: 31 °F Low: 22°F Low: 20°F Low: 23°F Low: 24°F  
Rain Cloudy Increasing Clouds Rain & Snow Snow Partly Sunny Rain & Snow Partly Sunny
-
Current Conditions at
BILLINGS - (KBIL)
50°
Feels like 44°F
Mostly Cloudy
as of 6:53 AM MST
Rel. Humidity: 46%
Dew Point: 30°F
Visibility: 10 Miles
Pressure: 29.35 in.
Flight Rule: VFR
Wind Data
16 MPH
Gust: 26 MPH
230° Southwest
Cloud Level(s): Few at 9000ft, Broken at 20000ft
Current Conditions at
SHERIDAN - (KSHR)
61°
Clear
as of 6:53 AM MST
Rel. Humidity: 25%
Dew Point: 25°F
Visibility: 10 Miles
Pressure: 29.43 in.
Flight Rule: VFR
Wind Data
14 MPH
Gust: 29 MPH
240° Southwest
Cloud Level(s): Clear
Current Conditions at
MILES CITY - (KMLS)
37°
Feels like 27°F
Clear
as of 6:53 AM MST
Rel. Humidity: 74%
Dew Point: 30°F
Visibility: 10 Miles
Pressure: 29.36 in.
Flight Rule: VFR
Wind Data
18 MPH
160° South
Cloud Level(s): Clear
Current Conditions at
SOUTH BIG HORN - (KGEY)
43°
Clear
as of 6:53 AM MST
Rel. Humidity: 48%
Dew Point: 25°F
Visibility: 10 Miles
Pressure: 29.56 in.
Flight Rule: VFR
Wind Data
3 MPH
170° South
Cloud Level(s): Clear
60% chance of rain Today Today... Showers likely, mainly before 1pm. Mostly cloudy, then gradually becoming sunny, with a high near 54. South southwest wind 18 to 28 mph becoming west 33 to 43 mph. Winds could gust as high as 60 mph. Chance of precipitation is 60%.

Cloudy on Tonight Tonight... Partly cloudy, with a low around 20. West northwest wind 34 to 44 mph decreasing to 18 to 28 mph. Winds could gust as high as 60 mph.

Increasing Clouds on Thursday Thursday... Increasing clouds, with a high near 39. West wind 5 to 8 mph becoming south in the afternoon.

Cloudy on Thursday Night Thursday Night... Cloudy, with a temperature falling to near 31 by 9pm, then rising to around 41 during the remainder of the night. South wind 6 to 13 mph.

80% chance of rain & snow Friday Friday... A chance of rain before 2pm, then rain, possibly mixed with snow. Temperature rising to near 53 by noon, then falling to around 39 during the remainder of the day. Southwest wind 10 to 15 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 22. Northwest wind around 7 mph. Chance of precipitation is 80%. New snow accumulation of less than one inch possible.

30% chance of snow Saturday Saturday... A 30 percent chance of snow, mainly before 11am. Partly sunny, with a high near 39. West wind 5 to 7 mph. Little or no snow accumulation expected.

Cloudy on Saturday Night Saturday Night... Partly cloudy, with a low around 20. South southwest wind around 6 mph.

Partly Sunny on Sunday Sunday... Partly sunny, with a high near 39. Light south southwest wind.

Mostly Cloudy on Sunday Night Sunday Night... Mostly cloudy, with a low around 23. Light south wind.

20% chance of rain & snow Monday Monday... A slight chance of rain and snow. Mostly cloudy, with a high near 43. Light and variable wind becoming north northwest around 6 mph in the afternoon. Chance of precipitation is 20%.

20% chance of rain & snow Monday Night Monday Night... A slight chance of rain and snow. Mostly cloudy, with a low around 24. North wind around 5 mph becoming light and variable in the evening. Chance of precipitation is 20%.

Partly Sunny on Tuesday Tuesday... Partly sunny, with a high near 41. Light east wind.

Current Radar Image


Sun Almanac for Foster, Montana
Sunrise: 07:47 AM
Sunset: 4:26 PM
Civil Sunrise:07:12 AM
Civil Sunset: 5:01 PM
Nautical Sunrise: 06:34 AM
Nautical Sunset: 5:39 PM
Astro Sunrise: 05:58 AM
Astro Sunset: 6:15 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.