Current conditions at

Karst US-191 MP 55.3 (MTKAR)

Lat: 45.34534°NLon: 111.17261°WElev: 5699.0ft.

unknown precip

37°F

3°C

Humidity 74%
Wind Speed SSE 0 MPH
Barometer NA
Dewpoint 29°F (-2°C)
Visibility NA
Last update 15 Apr 03:15 AM MDT
Extended Forecast for

13 Miles ESE Big Sky MT

Winter Storm Watch April 15, 06:00pm until April 17, 12:00am
Click here for hazard details and duration
Winter Storm Watch
  • Overnight

    Overnight: Mostly cloudy, with a low around 26. Breezy, with a south southwest wind around 26 mph, with gusts as high as 33 mph.

    Low: 26 °F

    Mostly Cloudy
    and Breezy

  • Wednesday

    Wednesday: Snow likely, mainly after noon.  Partly sunny, with a high near 34. Windy, with a south southwest wind 25 to 30 mph increasing to 31 to 36 mph in the afternoon. Winds could gust as high as 50 mph.  Chance of precipitation is 70%. New snow accumulation of less than a half inch possible.

    High: 34 °F

    Windy. Chance
    Snow then
    Snow Likely

  • Wednesday Night

    Wednesday Night: Snow showers, mainly before midnight, then snow after midnight. The snow could be heavy at times. Some thunder is also possible.  Widespread blowing snow, mainly between midnight and 3am. Low around 16. Windy, with a south southwest wind 31 to 36 mph becoming west northwest 18 to 23 mph after midnight. Winds could gust as high as 49 mph.  Chance of precipitation is 90%. New snow accumulation of 3 to 5 inches possible.

    Low: 16 °F

    Heavy Snow
    and Blowing
    Snow

  • Thursday

    Thursday: Snow.  High near 19. Wind chill values as low as zero. Northwest wind around 17 mph, with gusts as high as 28 mph.  Chance of precipitation is 90%. New snow accumulation of 3 to 5 inches possible.

    High: 19 °F

    Snow

  • Thursday Night

    Thursday Night: Snow likely, mainly before midnight.  Mostly cloudy, with a low around 10. West northwest wind 14 to 18 mph, with gusts as high as 28 mph.  Chance of precipitation is 60%. New snow accumulation of 1 to 2 inches possible.

    Low: 10 °F

    Snow Likely
    then Slight
    Chance Snow

  • Friday

    Friday: Snow likely, mainly after noon.  Mostly cloudy, with a high near 22. West wind 14 to 18 mph, with gusts as high as 29 mph.  Chance of precipitation is 70%. New snow accumulation of less than one inch possible.

    High: 22 °F

    Chance Snow
    then Snow
    Likely

  • Friday Night

    Friday Night: A 30 percent chance of snow before midnight.  Partly cloudy, with a low around 11. North northwest wind 10 to 18 mph becoming west southwest after midnight. Winds could gust as high as 29 mph.  New snow accumulation of less than a half inch possible.

    Low: 11 °F

    Chance Snow
    then Partly
    Cloudy

  • Saturday

    Saturday: Sunny, with a high near 32. Southwest wind 14 to 18 mph, with gusts as high as 28 mph.

    High: 32 °F

    Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 19.

    Low: 19 °F

    Partly Cloudy

Detailed Forecast

Overnight
Mostly cloudy, with a low around 26. Breezy, with a south southwest wind around 26 mph, with gusts as high as 33 mph.
Wednesday
Snow likely, mainly after noon. Partly sunny, with a high near 34. Windy, with a south southwest wind 25 to 30 mph increasing to 31 to 36 mph in the afternoon. Winds could gust as high as 50 mph. Chance of precipitation is 70%. New snow accumulation of less than a half inch possible.
Wednesday Night
Snow showers, mainly before midnight, then snow after midnight. The snow could be heavy at times. Some thunder is also possible. Widespread blowing snow, mainly between midnight and 3am. Low around 16. Windy, with a south southwest wind 31 to 36 mph becoming west northwest 18 to 23 mph after midnight. Winds could gust as high as 49 mph. Chance of precipitation is 90%. New snow accumulation of 3 to 5 inches possible.
Thursday
Snow. High near 19. Wind chill values as low as zero. Northwest wind around 17 mph, with gusts as high as 28 mph. Chance of precipitation is 90%. New snow accumulation of 3 to 5 inches possible.
Thursday Night
Snow likely, mainly before midnight. Mostly cloudy, with a low around 10. West northwest wind 14 to 18 mph, with gusts as high as 28 mph. Chance of precipitation is 60%. New snow accumulation of 1 to 2 inches possible.
Friday
Snow likely, mainly after noon. Mostly cloudy, with a high near 22. West wind 14 to 18 mph, with gusts as high as 29 mph. Chance of precipitation is 70%. New snow accumulation of less than one inch possible.
Friday Night
A 30 percent chance of snow before midnight. Partly cloudy, with a low around 11. North northwest wind 10 to 18 mph becoming west southwest after midnight. Winds could gust as high as 29 mph. New snow accumulation of less than a half inch possible.
Saturday
Sunny, with a high near 32. Southwest wind 14 to 18 mph, with gusts as high as 28 mph.
Saturday Night
Partly cloudy, with a low around 19.
Sunday
Sunny, with a high near 42.
Sunday Night
Partly cloudy, with a low around 27.
Monday
Mostly sunny, with a high near 47.
Monday Night
A slight chance of snow. Partly cloudy, with a low around 30.
Tuesday
A chance of snow. Mostly sunny, with a high near 49.
Basemap Options
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ABOUT THIS FORECAST

 
Point Forecast:
13 Miles ESE Big Sky MT
 45.23°N 111.07°W (Elev. 9354 ft)
12:31 am MDT Apr 15, 2026
3am MDT Apr 15, 2026-6pm MDT Apr 21, 2026
 
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Additional Resources

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