Current conditions at

Karst US-191 MP 55.3 (MTKAR)

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

unknown precip

36°F

2°C

Humidity 78%
Wind Speed ESE 2 MPH
Barometer NA
Dewpoint 30°F (-1°C)
Visibility NA
Last update 15 Apr 05:00 AM MDT
Extended Forecast for

14 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
  • Today

    Today: Snow likely, mainly after noon.  Mostly cloudy, with a high near 32. Windy, with a south southwest wind 23 to 31 mph, with gusts as high as 49 mph.  Chance of precipitation is 70%. Total daytime snow accumulation of less than a half inch possible.

    High: 32 °F

    Chance Snow
    and Breezy
    then Snow
    Likely and
    Windy

  • Tonight

    Tonight: A chance of snow before 9pm, then snow showers between 9pm and midnight, then snow after midnight. The snow could be heavy at times. Some thunder is also possible.  Patchy blowing snow. Low around 16. Windy, with a south southwest wind 26 to 31 mph becoming west northwest 17 to 22 mph after midnight. Winds could gust as high as 46 mph.  Chance of precipitation is 90%. New snow accumulation of 3 to 5 inches possible.

    Low: 16 °F

    Heavy Snow
    and Patchy
    Blowing Snow

  • Thursday

    Thursday: Snow.  High near 18. West northwest wind around 16 mph, with gusts as high as 28 mph.  Chance of precipitation is 90%. New snow accumulation of 3 to 5 inches possible.

    High: 18 °F

    Snow

  • Thursday Night

    Thursday Night: Snow likely, mainly before midnight.  Mostly cloudy, with a low around 7. Wind chill values as low as -10. Northwest wind 14 to 17 mph, with gusts as high as 26 mph.  Chance of precipitation is 60%. New snow accumulation of 1 to 2 inches possible.

    Low: 7 °F

    Snow Likely
    then Slight
    Chance Snow

  • Friday

    Friday: Snow likely, mainly after noon.  Mostly cloudy, with a high near 21. North northwest wind 14 to 17 mph, with gusts as high as 29 mph.  Chance of precipitation is 70%. New snow accumulation of less than one inch possible.

    High: 21 °F

    Chance Snow
    then Snow
    Likely

  • Friday Night

    Friday Night: A 30 percent chance of snow before midnight.  Mostly cloudy, with a low around 9. North northwest wind 9 to 17 mph becoming west after midnight. Winds could gust as high as 26 mph.  New snow accumulation of less than a half inch possible.

    Low: 9 °F

    Chance Snow
    then Partly
    Cloudy

  • Saturday

    Saturday: Sunny, with a high near 31. Southwest wind 13 to 18 mph, with gusts as high as 28 mph.

    High: 31 °F

    Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 18. South southwest wind around 18 mph, with gusts as high as 28 mph.

    Low: 18 °F

    Partly Cloudy

  • Sunday

    Sunday: Sunny, with a high near 40.

    High: 40 °F

    Sunny

Detailed Forecast

Today
Snow likely, mainly after noon. Mostly cloudy, with a high near 32. Windy, with a south southwest wind 23 to 31 mph, with gusts as high as 49 mph. Chance of precipitation is 70%. Total daytime snow accumulation of less than a half inch possible.
Tonight
A chance of snow before 9pm, then snow showers between 9pm and midnight, then snow after midnight. The snow could be heavy at times. Some thunder is also possible. Patchy blowing snow. Low around 16. Windy, with a south southwest wind 26 to 31 mph becoming west northwest 17 to 22 mph after midnight. Winds could gust as high as 46 mph. Chance of precipitation is 90%. New snow accumulation of 3 to 5 inches possible.
Thursday
Snow. High near 18. West northwest wind around 16 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 7. Wind chill values as low as -10. Northwest wind 14 to 17 mph, with gusts as high as 26 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 21. North northwest wind 14 to 17 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. Mostly cloudy, with a low around 9. North northwest wind 9 to 17 mph becoming west after midnight. Winds could gust as high as 26 mph. New snow accumulation of less than a half inch possible.
Saturday
Sunny, with a high near 31. Southwest wind 13 to 18 mph, with gusts as high as 28 mph.
Saturday Night
Partly cloudy, with a low around 18. South southwest wind around 18 mph, with gusts as high as 28 mph.
Sunday
Sunny, with a high near 40.
Sunday Night
Partly cloudy, with a low around 26.
Monday
Mostly sunny, with a high near 46.
Monday Night
A slight chance of snow. Partly cloudy, with a low around 29.
Tuesday
A chance of snow. Mostly sunny, with a high near 47.
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ABOUT THIS FORECAST

 
Point Forecast:
14 Miles ESE Big Sky MT
 45.17°N 111.09°W (Elev. 9400 ft)
4:02 am MDT Apr 15, 2026
5am MDT Apr 15, 2026-6pm MDT Apr 21, 2026
 
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Additional Resources

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