National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Hazardous Weather Conditions

Current conditions at

Karst US-191 MP 55.3 (MTKAR)

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

unknown precip

48°F

9°C

Humidity 45%
Wind Speed SE 7 MPH
Barometer NA
Dewpoint 27°F (-3°C)
Visibility NA
Wind Chill45°F (7°C)
Last update 15 Apr 10:45 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

  • Today

    Today: A chance of rain and snow. Mostly cloudy, with a high near 34. Windy, with a south southwest wind 30 to 33 mph, with gusts as high as 48 mph. Chance of precipitation is 50%. Total daytime snow accumulation of less than a half inch possible.

    High: 34 °F

    Chance
    Rain/Snow and
    Windy

  • Tonight

    Tonight: A chance of rain and snow. Mostly cloudy, with a low around 16. Windy, with a south southwest wind 29 to 34 mph decreasing to 17 to 22 mph after midnight. Winds could gust as high as 47 mph. Chance of precipitation is 50%. New snow accumulation of 3 to 5 inches possible.

    Low: 16 °F

    Chance
    Rain/Snow and
    Windy

  • Thursday

    Thursday: A chance of rain and snow. Cloudy, with a high near 19. Wind chill values as low as zero. West northwest wind around 17 mph, with gusts as high as 26 mph. Chance of precipitation is 50%. New snow accumulation of 3 to 5 inches possible.

    High: 19 °F

    Chance
    Rain/Snow

  • Thursday Night

    Thursday Night: A chance of rain and snow. Mostly cloudy, with a low around 10. Wind chill values as low as -5. West northwest wind 14 to 17 mph, with gusts as high as 25 mph. Chance of precipitation is 50%. New snow accumulation of 1 to 2 inches possible.

    Low: 10 °F

    Chance
    Rain/Snow

  • Friday

    Friday: A chance of rain and snow. Mostly cloudy, with a high near 22. West wind 14 to 18 mph, with gusts as high as 29 mph. Chance of precipitation is 50%. New snow accumulation of less than one inch possible.

    High: 22 °F

    Chance
    Rain/Snow

  • Friday Night

    Friday Night: A chance of rain and snow. 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. Chance of precipitation is 30%. New snow accumulation of less than a half inch possible.

    Low: 11 °F

    Chance
    Rain/Snow

  • Saturday

    Saturday: A chance of rain and snow. Sunny, with a high near 32. Southwest wind 14 to 18 mph, with gusts as high as 28 mph. Chance of precipitation is 30%. Little or no snow accumulation expected.

    High: 32 °F

    Chance
    Rain/Snow

  • Saturday Night

    Saturday Night: A chance of rain and snow. Partly cloudy, with a low around 19. South southwest wind around 15 mph, with gusts as high as 29 mph.

    Low: 19 °F

    Chance
    Rain/Snow

  • Sunday

    Sunday: A chance of rain and snow. Sunny, with a high near 42.

    High: 42 °F

    Chance
    Rain/Snow

Detailed Forecast

Today
A chance of rain and snow. Mostly cloudy, with a high near 34. Windy, with a south southwest wind 30 to 33 mph, with gusts as high as 48 mph. Chance of precipitation is 50%. Total daytime snow accumulation of less than a half inch possible.
Tonight
A chance of rain and snow. Mostly cloudy, with a low around 16. Windy, with a south southwest wind 29 to 34 mph decreasing to 17 to 22 mph after midnight. Winds could gust as high as 47 mph. Chance of precipitation is 50%. New snow accumulation of 3 to 5 inches possible.
Thursday
A chance of rain and snow. Cloudy, with a high near 19. Wind chill values as low as zero. West northwest wind around 17 mph, with gusts as high as 26 mph. Chance of precipitation is 50%. New snow accumulation of 3 to 5 inches possible.
Thursday Night
A chance of rain and snow. Mostly cloudy, with a low around 10. Wind chill values as low as -5. West northwest wind 14 to 17 mph, with gusts as high as 25 mph. Chance of precipitation is 50%. New snow accumulation of 1 to 2 inches possible.
Friday
A chance of rain and snow. Mostly cloudy, with a high near 22. West wind 14 to 18 mph, with gusts as high as 29 mph. Chance of precipitation is 50%. New snow accumulation of less than one inch possible.
Friday Night
A chance of rain and snow. 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. Chance of precipitation is 30%. New snow accumulation of less than a half inch possible.
Saturday
A chance of rain and snow. Sunny, with a high near 32. Southwest wind 14 to 18 mph, with gusts as high as 28 mph. Chance of precipitation is 30%. Little or no snow accumulation expected.
Saturday Night
A chance of rain and snow. Partly cloudy, with a low around 19. South southwest wind around 15 mph, with gusts as high as 29 mph.
Sunday
A chance of rain and snow. Sunny, with a high near 42.
Sunday Night
A chance of rain and snow. Partly cloudy, with a low around 27.
Monday
A chance of rain and snow. Mostly sunny, with a high near 47.
Monday Night
A chance of rain and snow. Partly cloudy, with a low around 30.
Tuesday
A chance of rain and snow. Mostly sunny, with a high near 49.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
13 Miles ESE Big Sky MT
 45.23°N 111.07°W (Elev. 9354 ft)
Last Update:
10:32 am MDT Apr 15, 2026
Forecast Valid:
11am MDT Apr 15, 2026-6pm MDT Apr 21, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

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Chance of Precipitation