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

46°F

8°C

Humidity 42%
Wind Speed SE 3 MPH
Barometer NA
Dewpoint 24°F (-4°C)
Visibility NA
Last update 13 Mar 10:30 PM MDT
Extended Forecast for

14 Miles ESE Big Sky MT

High Wind Warning March 14, 12:00pm until March 14, 09:00pm
Click here for hazard details and duration
High Wind Warning

  • Tonight

    Tonight: A 40 percent chance of snow. Mostly cloudy, with a low around 27. Breezy, with a west southwest wind 23 to 26 mph, with gusts as high as 36 mph. Total nighttime snow accumulation of 1 to 2 inches possible.

    Low: 27 °F

    Chance Snow
    and Breezy

  • Saturday

    Saturday: Snow, mainly before 5pm. The snow could be heavy at times. Temperature rising to near 29 by 8am, then falling to around 16 during the remainder of the day. Wind chill values as low as -5. Windy, with a west southwest wind 26 to 31 mph, with gusts as high as 46 mph. Chance of precipitation is 90%. New snow accumulation of 4 to 8 inches possible.

    High: 29 °F⇓

    Heavy Snow
    and Windy

  • Saturday Night

    Saturday Night: Snow, mainly before midnight. Low around 3. Wind chill values as low as -15. Windy, with a west northwest wind 25 to 30 mph decreasing to 13 to 18 mph after midnight. Winds could gust as high as 43 mph. Chance of precipitation is 80%. New snow accumulation of 1 to 3 inches possible.

    Low: 3 °F

    Snow and
    Windy then
    Chance Snow

  • Sunday

    Sunday: A 20 percent chance of snow. Partly sunny, with a high near 15. Wind chill values as low as -15. West northwest wind 13 to 16 mph, with gusts as high as 26 mph.

    High: 15 °F

    Slight Chance
    Snow

  • Sunday Night

    Sunday Night: A 50 percent chance of snow, mainly after midnight. Mostly cloudy, with a low around 13. South southwest wind 14 to 18 mph, with gusts as high as 24 mph. New snow accumulation of around an inch possible.

    Low: 13 °F

    Slight Chance
    Snow then
    Chance Snow

  • Monday

    Monday: Snow likely, mainly before noon. Cloudy, with a high near 31. Southwest wind 18 to 21 mph, with gusts as high as 31 mph. Chance of precipitation is 60%. New snow accumulation of 1 to 2 inches possible.

    High: 31 °F

    Snow Likely

  • Monday Night

    Monday Night: Snow likely, mainly before midnight. Mostly cloudy, with a low around 30. Breezy, with a southwest wind around 22 mph, with gusts as high as 29 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.

    Low: 30 °F

    Snow Likely
    then Chance
    Snow and
    Breezy

  • Tuesday

    Tuesday: A slight chance of snow before noon. Mostly cloudy, with a high near 42. Breezy, with a south southwest wind around 23 mph, with gusts as high as 34 mph.

    High: 42 °F

    Breezy.
    Slight Chance
    Snow then
    Partly Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 32. Breezy.

    Low: 32 °F

    Mostly Cloudy
    then Mostly
    Cloudy and
    Breezy

Detailed Forecast

Tonight
A 40 percent chance of snow. Mostly cloudy, with a low around 27. Breezy, with a west southwest wind 23 to 26 mph, with gusts as high as 36 mph. Total nighttime snow accumulation of 1 to 2 inches possible.
Saturday
Snow, mainly before 5pm. The snow could be heavy at times. Temperature rising to near 29 by 8am, then falling to around 16 during the remainder of the day. Wind chill values as low as -5. Windy, with a west southwest wind 26 to 31 mph, with gusts as high as 46 mph. Chance of precipitation is 90%. New snow accumulation of 4 to 8 inches possible.
Saturday Night
Snow, mainly before midnight. Low around 3. Wind chill values as low as -15. Windy, with a west northwest wind 25 to 30 mph decreasing to 13 to 18 mph after midnight. Winds could gust as high as 43 mph. Chance of precipitation is 80%. New snow accumulation of 1 to 3 inches possible.
Sunday
A 20 percent chance of snow. Partly sunny, with a high near 15. Wind chill values as low as -15. West northwest wind 13 to 16 mph, with gusts as high as 26 mph.
Sunday Night
A 50 percent chance of snow, mainly after midnight. Mostly cloudy, with a low around 13. South southwest wind 14 to 18 mph, with gusts as high as 24 mph. New snow accumulation of around an inch possible.
Monday
Snow likely, mainly before noon. Cloudy, with a high near 31. Southwest wind 18 to 21 mph, with gusts as high as 31 mph. Chance of precipitation is 60%. New snow accumulation of 1 to 2 inches possible.
Monday Night
Snow likely, mainly before midnight. Mostly cloudy, with a low around 30. Breezy, with a southwest wind around 22 mph, with gusts as high as 29 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.
Tuesday
A slight chance of snow before noon. Mostly cloudy, with a high near 42. Breezy, with a south southwest wind around 23 mph, with gusts as high as 34 mph.
Tuesday Night
Mostly cloudy, with a low around 32. Breezy.
Wednesday
Mostly sunny, with a high near 46. Breezy.
Wednesday Night
Partly cloudy, with a low around 34.
Thursday
Mostly sunny, with a high near 49.
Thursday Night
Mostly cloudy, with a low around 35.
Friday
Mostly sunny, with a high near 52.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
14 Miles ESE Big Sky MT
 45.17°N 111.09°W (Elev. 9400 ft)
Last Update:
10:23 pm MDT Mar 13, 2026
Forecast Valid:
10pm MDT Mar 13, 2026-6pm MDT Mar 20, 2026
 
Forecast Discussion
 
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Additional Resources

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