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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

27°F

-3°C

Humidity 100%
Wind Speed NNW 0 MPH
Barometer NA
Dewpoint 27°F (-3°C)
Visibility NA
Last update 28 Jan 11:15 PM MST
Extended Forecast for

6 Miles ESE Big Sky MT

  • Tonight

    Tonight: A 20 percent chance of snow before midnight. Mostly cloudy, with a low around 16. Light south southwest wind.

    Low: 16 °F

    Slight Chance
    Snow

  • Thursday

    Thursday: Partly sunny, with a high near 32. Calm wind becoming west southwest around 6 mph in the afternoon.

    High: 32 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 20. Light south southwest wind.

    Low: 20 °F

    Mostly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 36. Calm wind becoming southwest around 6 mph in the afternoon.

    High: 36 °F

    Partly Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 26. South southwest wind around 6 mph.

    Low: 26 °F

    Mostly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 40. South southwest wind around 6 mph.

    High: 40 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 24. South wind 3 to 5 mph.

    Low: 24 °F

    Mostly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 43. South wind 3 to 6 mph.

    High: 43 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 26.

    Low: 26 °F

    Mostly Cloudy

Detailed Forecast

Tonight
A 20 percent chance of snow before midnight. Mostly cloudy, with a low around 16. Light south southwest wind.
Thursday
Partly sunny, with a high near 32. Calm wind becoming west southwest around 6 mph in the afternoon.
Thursday Night
Mostly cloudy, with a low around 20. Light south southwest wind.
Friday
Partly sunny, with a high near 36. Calm wind becoming southwest around 6 mph in the afternoon.
Friday Night
Mostly cloudy, with a low around 26. South southwest wind around 6 mph.
Saturday
Mostly sunny, with a high near 40. South southwest wind around 6 mph.
Saturday Night
Mostly cloudy, with a low around 24. South wind 3 to 5 mph.
Sunday
Partly sunny, with a high near 43. South wind 3 to 6 mph.
Sunday Night
Mostly cloudy, with a low around 26.
Monday
A slight chance of snow after 11am. Partly sunny, with a high near 38.
Monday Night
Mostly cloudy, with a low around 20.
Tuesday
A slight chance of snow. Mostly sunny, with a high near 34.
Tuesday Night
Partly cloudy, with a low around 18.
Wednesday
Mostly sunny, with a high near 39.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
6 Miles ESE Big Sky MT
 45.24°N 111.22°W (Elev. 7129 ft)
Last Update:
9:37 pm MST Jan 28, 2026
Forecast Valid:
11pm MST Jan 28, 2026-6pm MST Feb 4, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation