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Current conditions at
Karst US-191 MP 55.3 (MTKAR)
Lat: 45.34534°NLon: 111.17261°WElev: 5699.0ft.unknown precip
9°F
-13°C
| Humidity | 83% |
| Wind Speed | NW 10 MPH |
| Barometer | NA |
| Dewpoint | 5°F (-15°C) |
| Visibility | NA |
| Wind Chill | -5°F (-21°C) |
| Last update | 25 Jan 08:00 AM MST |
Extended Forecast for
12 Miles NE Big Sky MT
Today
High: 17 °F
Chance Snow
then SunnyTonight

Low: 4 °F
Clear
Monday

High: 32 °F
Increasing
CloudsMonday Night

Low: 16 °F
Mostly Cloudy
Tuesday

High: 35 °F
Mostly Sunny
Tuesday Night

Low: 15 °F
Partly Cloudy
Wednesday

High: 38 °F
Partly Sunny
Wednesday Night

Low: 18 °F
Mostly Cloudy
Thursday

High: 38 °F
Partly Sunny
Detailed Forecast
Today
A 40 percent chance of snow, mainly before 9am. Cloudy through mid morning, then gradual clearing, with a high near 17. Northwest wind around 6 mph becoming southwest in the afternoon. Total daytime snow accumulation of less than one inch possible.
Tonight
Clear, with a low around 4. Wind chill values as low as -5. South wind 7 to 11 mph.
Monday
Increasing clouds, with a high near 32. Wind chill values as low as zero. South wind around 11 mph, with gusts as high as 20 mph.
Monday Night
Mostly cloudy, with a low around 16. South wind 6 to 10 mph.
Tuesday
Mostly sunny, with a high near 35. South southwest wind around 6 mph.
Tuesday Night
Partly cloudy, with a low around 15. South southwest wind 3 to 5 mph.
Wednesday
Partly sunny, with a high near 38. South wind 3 to 5 mph.
Wednesday Night
Mostly cloudy, with a low around 18. Light south southwest wind.
Thursday
Partly sunny, with a high near 38.
Thursday Night
Mostly cloudy, with a low around 20.
Friday
Partly sunny, with a high near 40.
Friday Night
Mostly cloudy, with a low around 23.
Saturday
Partly sunny, with a high near 40.
Additional Forecasts and Information
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ABOUT THIS FORECAST
Point Forecast:
12 Miles NE Big Sky MT
45.39°N 111.19°W (Elev. 6998 ft)
45.39°N 111.19°W (Elev. 6998 ft)
7:52 am MST Jan 25, 2026
8am MST Jan 25, 2026-6pm MST Jan 31, 2026


