Current conditions at

Karst US-191 MP 55.3 (MTKAR)

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

unknown precip

29°F

-2°C

Humidity 97%
Wind Speed NW 4 MPH
Barometer NA
Dewpoint 28°F (-2°C)
Visibility NA
Wind Chill25°F (-4°C)
Last update 02 Apr 08:15 PM MDT
Extended Forecast for

13 Miles ESE Big Sky MT

Winter Storm Warning April 2, 08:40pm until April 3, 12:00pm
Click here for hazard details and duration
Winter Storm Warning
  •  
    Winter Storm Warning April 2, 08:40pm until April 3, 12:00pm

    NOW until 12:00pm Fri

    Winter Storm Warning

  • Tonight

    Low: 17 °F

    Heavy Snow
    and Areas
    Blowing Snow

  • Friday

    Friday: Snow, mainly before noon.  Patchy blowing snow before 9am. High near 28. Northwest wind 16 to 20 mph, with gusts as high as 29 mph.  Chance of precipitation is 90%. New snow accumulation of 1 to 3 inches possible.

    High: 28 °F

    Snow and
    Patchy
    Blowing Snow
    then Chance
    Snow

  • Friday Night

    Friday Night: A 20 percent chance of snow before 8pm.  Partly cloudy, with a low around 18. West northwest wind 14 to 17 mph becoming southwest after midnight. Winds could gust as high as 25 mph.

    Low: 18 °F

    Slight Chance
    Snow then
    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 37. Southwest wind 15 to 17 mph, with gusts as high as 24 mph.

    High: 37 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 22. Southwest wind around 14 mph, with gusts as high as 23 mph.

    Low: 22 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 42. South southwest wind 11 to 14 mph, with gusts as high as 20 mph.

    High: 42 °F

    Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 26. Southwest wind around 8 mph.

    Low: 26 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 45. South southwest wind 7 to 10 mph, with gusts as high as 21 mph.

    High: 45 °F

    Mostly Sunny

Detailed Forecast

Tonight
Snow. The snow could be heavy at times. Areas of blowing snow. Low around 17. Wind chill values as low as zero. Blustery, with a northwest wind 20 to 22 mph, with gusts as high as 31 mph. Chance of precipitation is 90%. Total nighttime snow accumulation of 6 to 10 inches possible.
Friday
Snow, mainly before noon. Patchy blowing snow before 9am. High near 28. Northwest wind 16 to 20 mph, with gusts as high as 29 mph. Chance of precipitation is 90%. New snow accumulation of 1 to 3 inches possible.
Friday Night
A 20 percent chance of snow before 8pm. Partly cloudy, with a low around 18. West northwest wind 14 to 17 mph becoming southwest after midnight. Winds could gust as high as 25 mph.
Saturday
Sunny, with a high near 37. Southwest wind 15 to 17 mph, with gusts as high as 24 mph.
Saturday Night
Mostly clear, with a low around 22. Southwest wind around 14 mph, with gusts as high as 23 mph.
Sunday
Sunny, with a high near 42. South southwest wind 11 to 14 mph, with gusts as high as 20 mph.
Sunday Night
Partly cloudy, with a low around 26. Southwest wind around 8 mph.
Monday
Mostly sunny, with a high near 45. South southwest wind 7 to 10 mph, with gusts as high as 21 mph.
Monday Night
Mostly cloudy, with a low around 30.
Tuesday
A slight chance of snow after noon, mixing with rain after 3pm. Mostly sunny, with a high near 46.
Tuesday Night
A slight chance of snow. Partly cloudy, with a low around 28.
Wednesday
A chance of snow. Partly sunny, with a high near 37.
Wednesday Night
A chance of snow. Mostly cloudy, with a low around 22.
Thursday
Snow likely. Partly sunny, with a high near 33.
Basemap Options
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ABOUT THIS FORECAST

 
Point Forecast:
13 Miles ESE Big Sky MT
 45.23°N 111.07°W (Elev. 9354 ft)
7:02 pm MDT Apr 2, 2026
8pm MDT Apr 2, 2026-6pm MDT Apr 9, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database