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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 53%
Wind Speed E 9 MPH
Barometer NA
Dewpoint 12°F (-11°C)
Visibility NA
Wind Chill18°F (-8°C)
Last update 28 Jan 01:31 AM MST
Extended Forecast for

15 Miles ENE Big Sky MT

  • Overnight

    Overnight: Mostly cloudy, with a low around 15. Wind chill values as low as zero. Southwest wind around 18 mph, with gusts as high as 24 mph.

    Low: 15 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Snow likely, mainly after 4pm.  Increasing clouds, with a high near 24. West southwest wind 10 to 16 mph, with gusts as high as 23 mph.  Chance of precipitation is 60%. New snow accumulation of less than one inch possible.

    High: 24 °F

    Partly Sunny
    then Snow
    Likely

  • Wednesday Night

    Wednesday Night: A 40 percent chance of snow before 11pm.  Mostly cloudy, with a low around 14. Wind chill values as low as zero. West southwest wind around 15 mph, with gusts as high as 22 mph.  New snow accumulation of less than a half inch possible.

    Low: 14 °F

    Chance Snow
    then Mostly
    Cloudy

  • Thursday

    Thursday: Partly sunny, with a high near 24. Wind chill values as low as zero. West southwest wind around 15 mph, with gusts as high as 23 mph.

    High: 24 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 16. West southwest wind around 15 mph, with gusts as high as 21 mph.

    Low: 16 °F

    Mostly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 27. Southwest wind around 15 mph, with gusts as high as 23 mph.

    High: 27 °F

    Partly Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 21. South southwest wind 16 to 18 mph, with gusts as high as 26 mph.

    Low: 21 °F

    Mostly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 30. Southwest wind 14 to 17 mph, with gusts as high as 25 mph.

    High: 30 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 18.

    Low: 18 °F

    Partly Cloudy

Detailed Forecast

Overnight
Mostly cloudy, with a low around 15. Wind chill values as low as zero. Southwest wind around 18 mph, with gusts as high as 24 mph.
Wednesday
Snow likely, mainly after 4pm. Increasing clouds, with a high near 24. West southwest wind 10 to 16 mph, with gusts as high as 23 mph. Chance of precipitation is 60%. New snow accumulation of less than one inch possible.
Wednesday Night
A 40 percent chance of snow before 11pm. Mostly cloudy, with a low around 14. Wind chill values as low as zero. West southwest wind around 15 mph, with gusts as high as 22 mph. New snow accumulation of less than a half inch possible.
Thursday
Partly sunny, with a high near 24. Wind chill values as low as zero. West southwest wind around 15 mph, with gusts as high as 23 mph.
Thursday Night
Mostly cloudy, with a low around 16. West southwest wind around 15 mph, with gusts as high as 21 mph.
Friday
Partly sunny, with a high near 27. Southwest wind around 15 mph, with gusts as high as 23 mph.
Friday Night
Mostly cloudy, with a low around 21. South southwest wind 16 to 18 mph, with gusts as high as 26 mph.
Saturday
Mostly sunny, with a high near 30. Southwest wind 14 to 17 mph, with gusts as high as 25 mph.
Saturday Night
Partly cloudy, with a low around 18.
Sunday
Partly sunny, with a high near 32.
Sunday Night
Mostly cloudy, with a low around 22.
Monday
A slight chance of snow. Partly sunny, with a high near 31.
Monday Night
A slight chance of snow. Mostly cloudy, with a low around 21.
Tuesday
Partly sunny, with a high near 28.
Basemap Options
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ABOUT THIS FORECAST

 
Point Forecast:
15 Miles ENE Big Sky MT
 45.32°N 111.05°W (Elev. 8901 ft)
9:37 pm MST Jan 27, 2026
1am MST Jan 28, 2026-6pm MST Feb 3, 2026
 
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Additional Resources

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