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

47°F

8°C

Humidity 35%
Wind Speed ESE 8 MPH
Barometer NA
Dewpoint 21°F (-6°C)
Visibility NA
Wind Chill43°F (6°C)
Last update 12 Mar 12:45 PM MDT
Extended Forecast for

14 Miles ESE Big Sky MT

High Wind Warning March 12, 01:06pm until March 12, 06:00pm
Click here for hazard details and duration
High Wind Warning
  •  
    High Wind Warning March 12, 01:06pm until March 12, 06:00pm

    NOW until 6:00pm Thu

    High Wind Warning

  • This Afternoon

    High: 30 °F

    Chance Snow
    and Patchy
    Blowing Snow

  • Tonight

    Tonight: A 40 percent chance of snow. Mostly cloudy, with a low around 25. Windy, with a west wind 30 to 34 mph, with gusts as high as 50 mph. New snow accumulation of less than a half inch possible.

    Low: 25 °F

    Chance Snow
    and Windy

  • Friday

    Friday: Snow likely, mainly after 2pm. Mostly cloudy, with a high near 32. Windy, with a west wind around 30 mph, with gusts as high as 48 mph. Chance of precipitation is 60%. New snow accumulation of 1 to 2 inches possible.

    High: 32 °F

    Snow Likely
    and Windy

  • Friday Night

    Friday Night: Snow. Low around 27. Breezy, with a west southwest wind 23 to 28 mph, with gusts as high as 41 mph. Chance of precipitation is 80%. New snow accumulation of 1 to 2 inches possible.

    Low: 27 °F

    Snow and
    Breezy

  • Saturday

    Saturday: Snow. The snow could be heavy at times. High near 28. Windy, with a west southwest wind 26 to 32 mph, with gusts as high as 47 mph. Chance of precipitation is 100%. New snow accumulation of 3 to 7 inches possible.

    High: 28 °F

    Heavy Snow
    and Windy

  • Saturday Night

    Saturday Night: Snow, mainly before midnight. Low around 4. Windy, with a northwest wind 25 to 30 mph decreasing to 16 to 21 mph after midnight. Winds could gust as high as 43 mph. Chance of precipitation is 80%. New snow accumulation of 2 to 4 inches possible.

    Low: 4 °F

    Snow and
    Windy then
    Chance Snow

  • Sunday

    Sunday: A 30 percent chance of snow, mainly after noon. Mostly cloudy, with a high near 17. West wind around 15 mph, with gusts as high as 26 mph. Little or no snow accumulation expected.

    High: 17 °F

    Chance Snow

  • Sunday Night

    Sunday Night: Snow likely, mainly after midnight. Mostly cloudy, with a low around 15. South southwest wind 15 to 17 mph, with gusts as high as 25 mph.

    Low: 15 °F

    Snow Likely

Detailed Forecast

This Afternoon
A slight chance of snow before 3pm, then a chance of snow after 4pm. Patchy blowing snow after 5pm. Mostly cloudy, with a high near 30. Windy, with a west wind 36 to 39 mph, with gusts as high as 60 mph. Chance of precipitation is 30%. Total daytime snow accumulation of less than a half inch possible.
Tonight
A 40 percent chance of snow. Mostly cloudy, with a low around 25. Windy, with a west wind 30 to 34 mph, with gusts as high as 50 mph. New snow accumulation of less than a half inch possible.
Friday
Snow likely, mainly after 2pm. Mostly cloudy, with a high near 32. Windy, with a west wind around 30 mph, with gusts as high as 48 mph. Chance of precipitation is 60%. New snow accumulation of 1 to 2 inches possible.
Friday Night
Snow. Low around 27. Breezy, with a west southwest wind 23 to 28 mph, with gusts as high as 41 mph. Chance of precipitation is 80%. New snow accumulation of 1 to 2 inches possible.
Saturday
Snow. The snow could be heavy at times. High near 28. Windy, with a west southwest wind 26 to 32 mph, with gusts as high as 47 mph. Chance of precipitation is 100%. New snow accumulation of 3 to 7 inches possible.
Saturday Night
Snow, mainly before midnight. Low around 4. Windy, with a northwest wind 25 to 30 mph decreasing to 16 to 21 mph after midnight. Winds could gust as high as 43 mph. Chance of precipitation is 80%. New snow accumulation of 2 to 4 inches possible.
Sunday
A 30 percent chance of snow, mainly after noon. Mostly cloudy, with a high near 17. West wind around 15 mph, with gusts as high as 26 mph. Little or no snow accumulation expected.
Sunday Night
Snow likely, mainly after midnight. Mostly cloudy, with a low around 15. South southwest wind 15 to 17 mph, with gusts as high as 25 mph.
Monday
Snow likely. Mostly cloudy, with a high near 32.
Monday Night
A chance of snow. Mostly cloudy, with a low around 30.
Tuesday
Partly sunny, with a high near 42. Breezy.
Tuesday Night
Mostly cloudy, with a low around 32.
Wednesday
Partly sunny, with a high near 47.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
14 Miles ESE Big Sky MT
 45.17°N 111.09°W (Elev. 9400 ft)
Last Update:
12:32 pm MDT Mar 12, 2026
Forecast Valid:
1pm MDT Mar 12, 2026-6pm MDT Mar 18, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

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Chance of Precipitation