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

50°F

10°C

Humidity 41%
Wind Speed SE 10 MPH
Barometer NA
Dewpoint 27°F (-3°C)
Visibility NA
Wind Chill46°F (8°C)
Last update 15 Apr 11:30 AM MDT
Extended Forecast for

6 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 44. South wind 14 to 20 mph, with gusts as high as 34 mph. Chance of precipitation is 50%. Little or no snow accumulation expected.

    High: 44 °F

    Chance
    Rain/Snow

  • Tonight

    Tonight: A chance of rain and snow. Mostly cloudy, with a low around 24. South wind 12 to 17 mph becoming light and variable after midnight. Winds could gust as high as 32 mph. Chance of precipitation is 50%. New snow accumulation of 2 to 4 inches possible.

    Low: 24 °F

    Chance
    Rain/Snow

  • Thursday

    Thursday: A chance of rain and snow. Cloudy, with a high near 28. Calm wind becoming northwest 5 to 7 mph in the afternoon. Chance of precipitation is 50%. New snow accumulation of 2 to 4 inches possible.

    High: 28 °F

    Chance
    Rain/Snow

  • Thursday Night

    Thursday Night: A chance of rain and snow. Mostly cloudy, with a low around 15. North wind around 6 mph becoming calm in the evening. Chance of precipitation is 50%. New snow accumulation of around an inch possible.

    Low: 15 °F

    Chance
    Rain/Snow

  • Friday

    Friday: A chance of rain and snow. Mostly cloudy, with a high near 32. Calm wind becoming north northwest 5 to 8 mph in the afternoon. Chance of precipitation is 50%. New snow accumulation of less than a half inch possible.

    High: 32 °F

    Chance
    Rain/Snow

  • Friday Night

    Friday Night: A chance of rain and snow. Partly cloudy, with a low around 15. North northwest wind around 6 mph becoming calm in the evening. Chance of precipitation is 30%. New snow accumulation of less than a half inch possible.

    Low: 15 °F

    Chance
    Rain/Snow

  • Saturday

    Saturday: A chance of rain and snow. Sunny, with a high near 42. Calm wind becoming southwest 5 to 8 mph in the afternoon. Winds could gust as high as 18 mph. Chance of precipitation is 30%. Little or no snow accumulation expected.

    High: 42 °F

    Chance
    Rain/Snow

  • Saturday Night

    Saturday Night: A chance of rain and snow. Partly cloudy, with a low around 24. South wind 5 to 7 mph, with gusts as high as 18 mph.

    Low: 24 °F

    Chance
    Rain/Snow

  • Sunday

    Sunday: A chance of rain and snow. Sunny, with a high near 52.

    High: 52 °F

    Chance
    Rain/Snow

Detailed Forecast

Today
A chance of rain and snow. Mostly cloudy, with a high near 44. South wind 14 to 20 mph, with gusts as high as 34 mph. Chance of precipitation is 50%. Little or no snow accumulation expected.
Tonight
A chance of rain and snow. Mostly cloudy, with a low around 24. South wind 12 to 17 mph becoming light and variable after midnight. Winds could gust as high as 32 mph. Chance of precipitation is 50%. New snow accumulation of 2 to 4 inches possible.
Thursday
A chance of rain and snow. Cloudy, with a high near 28. Calm wind becoming northwest 5 to 7 mph in the afternoon. Chance of precipitation is 50%. New snow accumulation of 2 to 4 inches possible.
Thursday Night
A chance of rain and snow. Mostly cloudy, with a low around 15. North wind around 6 mph becoming calm in the evening. Chance of precipitation is 50%. New snow accumulation of around an inch possible.
Friday
A chance of rain and snow. Mostly cloudy, with a high near 32. Calm wind becoming north northwest 5 to 8 mph in the afternoon. Chance of precipitation is 50%. New snow accumulation of less than a half inch possible.
Friday Night
A chance of rain and snow. Partly cloudy, with a low around 15. North northwest wind around 6 mph becoming calm in the evening. 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 42. Calm wind becoming southwest 5 to 8 mph in the afternoon. Winds could gust as high as 18 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 24. South wind 5 to 7 mph, with gusts as high as 18 mph.
Sunday
A chance of rain and snow. Sunny, with a high near 52.
Sunday Night
A chance of rain and snow. Partly cloudy, with a low around 33.
Monday
A chance of rain and snow. Mostly sunny, with a high near 57.
Monday Night
A chance of rain and snow. Partly cloudy, with a low around 36.
Tuesday
A chance of rain and snow. Mostly sunny, with a high near 59.
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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:
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

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