Current conditions at

Karst US-191 MP 55.3 (MTKAR)

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

unknown precip

28°F

-2°C

Humidity 98%
Wind Speed W 0 MPH
Barometer NA
Dewpoint 28°F (-2°C)
Visibility NA
Last update 03 Apr 05:00 AM MDT
Extended Forecast for

14 Miles ESE Big Sky MT

Winter Storm Warning April 3, 05:28am until April 3, 12:00pm
Click here for hazard details and duration
Winter Storm Warning
  •  
    Winter Storm Warning April 3, 05:28am until April 3, 12:00pm

    NOW until 12:00pm Fri

    Winter Storm Warning

  • Overnight

    Low: 12 °F

    Snow

  • Friday

    Friday: Snow, mainly before 10am. The snow could be heavy at times.  High near 27. Wind chill values as low as -5. Northwest wind 15 to 17 mph, with gusts as high as 28 mph.  Chance of precipitation is 80%. New snow accumulation of 2 to 4 inches possible.

    High: 27 °F

    Heavy Snow
    then Chance
    Snow

  • Friday Night

    Friday Night: Partly cloudy, with a low around 17. West wind 13 to 15 mph, with gusts as high as 22 mph.

    Low: 17 °F

    Partly Cloudy

  • Saturday

    Saturday: Sunny, with a high near 36. Southwest wind around 14 mph, with gusts as high as 24 mph.

    High: 36 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 22. Southwest wind 11 to 14 mph, with gusts as high as 22 mph.

    Low: 22 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 41. South southwest wind around 10 mph, with gusts as high as 18 mph.

    High: 41 °F

    Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 26. Southwest wind around 10 mph.

    Low: 26 °F

    Partly Cloudy

  • Monday

    Monday: Partly sunny, with a high near 44. Southwest wind 9 to 11 mph, with gusts as high as 21 mph.

    High: 44 °F

    Partly Sunny

Detailed Forecast

Overnight
Snow. Low around 12. Wind chill values as low as -5. West northwest wind around 17 mph, with gusts as high as 24 mph. Chance of precipitation is 80%. Total nighttime snow accumulation of 3 to 5 inches possible.
Friday
Snow, mainly before 10am. The snow could be heavy at times. High near 27. Wind chill values as low as -5. Northwest wind 15 to 17 mph, with gusts as high as 28 mph. Chance of precipitation is 80%. New snow accumulation of 2 to 4 inches possible.
Friday Night
Partly cloudy, with a low around 17. West wind 13 to 15 mph, with gusts as high as 22 mph.
Saturday
Sunny, with a high near 36. Southwest wind around 14 mph, with gusts as high as 24 mph.
Saturday Night
Mostly clear, with a low around 22. Southwest wind 11 to 14 mph, with gusts as high as 22 mph.
Sunday
Sunny, with a high near 41. South southwest wind around 10 mph, with gusts as high as 18 mph.
Sunday Night
Partly cloudy, with a low around 26. Southwest wind around 10 mph.
Monday
Partly sunny, with a high near 44. Southwest wind 9 to 11 mph, with gusts as high as 21 mph.
Monday Night
Partly cloudy, with a low around 28.
Tuesday
A slight chance of snow after noon. Mostly sunny, with a high near 44. Breezy.
Tuesday Night
A chance of snow. Mostly cloudy, with a low around 28. Breezy.
Wednesday
Snow likely. Mostly cloudy, with a high near 33.
Wednesday Night
Snow likely. Mostly cloudy, with a low around 18.
Thursday
Snow likely. Mostly cloudy, with a high near 27.
Basemap Options
Click map to change the forecast location
Loading map...

ABOUT THIS FORECAST

 
Point Forecast:
14 Miles ESE Big Sky MT
 45.17°N 111.09°W (Elev. 9400 ft)
4:32 am MDT Apr 3, 2026
5am MDT Apr 3, 2026-6pm MDT Apr 9, 2026
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database