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 40%
Wind Speed SSE 5 MPH
Barometer NA
Dewpoint 23°F (-5°C)
Visibility NA
Wind Chill44°F (7°C)
Last update 13 Mar 10:45 PM MDT
Extended Forecast for

6 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, mainly after 1am. Cloudy, with a low around 34. South wind around 8 mph, with gusts as high as 22 mph. Total nighttime snow accumulation of less than a half inch possible.

    Low: 34 °F

    Chance Snow

  • Saturday

    Saturday: Snow, mainly before 5pm. Temperature rising to near 39 by noon, then falling to around 26 during the remainder of the day. South wind 7 to 12 mph becoming west 13 to 18 mph in the afternoon. Winds could gust as high as 33 mph. Chance of precipitation is 90%. New snow accumulation of 1 to 3 inches possible.

    High: 39 °F⇓

    Snow

  • Saturday Night

    Saturday Night: Snow, mainly before midnight. Low around 9. West northwest wind 12 to 17 mph becoming light and variable after midnight. Winds could gust as high as 32 mph. Chance of precipitation is 90%. New snow accumulation of 1 to 2 inches possible.

    Low: 9 °F

    Snow then
    Chance Snow

  • Sunday

    Sunday: A 20 percent chance of snow. Partly sunny, with a high near 26. Calm wind becoming west around 6 mph in the afternoon.

    High: 26 °F

    Slight Chance
    Snow

  • Sunday Night

    Sunday Night: A 50 percent chance of snow, mainly after midnight. Mostly cloudy, with a low around 19. West wind around 5 mph becoming calm. New snow accumulation of less than one inch possible.

    Low: 19 °F

    Slight Chance
    Snow then
    Chance Snow

  • Monday

    Monday: Snow likely before 3pm, then a chance of rain and snow. Mostly cloudy, with a high near 42. South southwest wind 5 to 10 mph, with gusts as high as 21 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.

    High: 42 °F

    Snow Likely
    then Chance
    Rain/Snow

  • Monday Night

    Monday Night: A chance of rain before 3am, then a chance of rain and snow. Mostly cloudy, with a low around 36. Southwest wind 6 to 9 mph, with gusts as high as 20 mph. Chance of precipitation is 50%. Little or no snow accumulation expected.

    Low: 36 °F

    Chance Rain
    then Chance
    Rain/Snow

  • Tuesday

    Tuesday: Partly sunny, with a high near 53. South southwest wind 6 to 11 mph, with gusts as high as 24 mph.

    High: 53 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 38.

    Low: 38 °F

    Mostly Cloudy

Detailed Forecast

Tonight
A 40 percent chance of snow, mainly after 1am. Cloudy, with a low around 34. South wind around 8 mph, with gusts as high as 22 mph. Total nighttime snow accumulation of less than a half inch possible.
Saturday
Snow, mainly before 5pm. Temperature rising to near 39 by noon, then falling to around 26 during the remainder of the day. South wind 7 to 12 mph becoming west 13 to 18 mph in the afternoon. Winds could gust as high as 33 mph. Chance of precipitation is 90%. New snow accumulation of 1 to 3 inches possible.
Saturday Night
Snow, mainly before midnight. Low around 9. West northwest wind 12 to 17 mph becoming light and variable after midnight. Winds could gust as high as 32 mph. Chance of precipitation is 90%. New snow accumulation of 1 to 2 inches possible.
Sunday
A 20 percent chance of snow. Partly sunny, with a high near 26. Calm wind becoming west around 6 mph in the afternoon.
Sunday Night
A 50 percent chance of snow, mainly after midnight. Mostly cloudy, with a low around 19. West wind around 5 mph becoming calm. New snow accumulation of less than one inch possible.
Monday
Snow likely before 3pm, then a chance of rain and snow. Mostly cloudy, with a high near 42. South southwest wind 5 to 10 mph, with gusts as high as 21 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.
Monday Night
A chance of rain before 3am, then a chance of rain and snow. Mostly cloudy, with a low around 36. Southwest wind 6 to 9 mph, with gusts as high as 20 mph. Chance of precipitation is 50%. Little or no snow accumulation expected.
Tuesday
Partly sunny, with a high near 53. South southwest wind 6 to 11 mph, with gusts as high as 24 mph.
Tuesday Night
Mostly cloudy, with a low around 38.
Wednesday
Mostly sunny, with a high near 57.
Wednesday Night
Partly cloudy, with a low around 39.
Thursday
Mostly sunny, with a high near 60.
Thursday Night
Mostly cloudy, with a low around 41.
Friday
Mostly sunny, with a high near 63.
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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:
10:23 pm MDT Mar 13, 2026
Forecast Valid:
11pm MDT Mar 13, 2026-6pm MDT Mar 20, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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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