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 99%
Wind Speed NW 0 MPH
Barometer NA
Dewpoint 28°F (-2°C)
Visibility NA
Last update 03 Apr 06:00 AM MDT
Extended Forecast for

12 Miles NE Big Sky MT

Winter Storm Warning April 3, 06:21am until April 3, 12:00pm
Click here for hazard details and duration
Winter Storm Warning
  •  
    Winter Storm Warning April 3, 06:21am until April 3, 12:00pm

    NOW until 12:00pm Fri

    Winter Storm Warning

  • Today

    High: 39 °F

    Snow then
    Chance Snow

  • Tonight

    Tonight: Patchy fog after 11pm.  Otherwise, partly cloudy, with a low around 22. Light and variable wind.

    Low: 22 °F

    Patchy Fog

  • Saturday

    Saturday: Patchy fog before 10am.  Otherwise, sunny, with a high near 48. Calm wind becoming west around 5 mph in the afternoon.

    High: 48 °F

    Patchy Fog
    then Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 26. Calm wind.

    Low: 26 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 53. Calm wind.

    High: 53 °F

    Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 29. Calm wind.

    Low: 29 °F

    Partly Cloudy

  • Monday

    Monday: Partly sunny, with a high near 56. Light and variable wind.

    High: 56 °F

    Partly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 33. Calm wind.

    Low: 33 °F

    Partly Cloudy

Detailed Forecast

Today
Snow, mainly before 11am. High near 39. Northwest wind 3 to 6 mph. Chance of precipitation is 90%. Total daytime snow accumulation of 1 to 3 inches possible.
Tonight
Patchy fog after 11pm. Otherwise, partly cloudy, with a low around 22. Light and variable wind.
Saturday
Patchy fog before 10am. Otherwise, sunny, with a high near 48. Calm wind becoming west around 5 mph in the afternoon.
Saturday Night
Mostly clear, with a low around 26. Calm wind.
Sunday
Sunny, with a high near 53. Calm wind.
Sunday Night
Partly cloudy, with a low around 29. Calm wind.
Monday
Partly sunny, with a high near 56. Light and variable wind.
Monday Night
Partly cloudy, with a low around 33. Calm wind.
Tuesday
A slight chance of rain after noon. Mostly sunny, with a high near 58.
Tuesday Night
A chance of rain before 3am, then a chance of rain and snow. Mostly cloudy, with a low around 30.
Wednesday
Rain and snow likely. Mostly cloudy, with a high near 44.
Wednesday Night
A chance of snow. Mostly cloudy, with a low around 20.
Thursday
Snow likely. Mostly cloudy, with a high near 38.
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ABOUT THIS FORECAST

 
Point Forecast:
12 Miles NE Big Sky MT
 45.39°N 111.19°W (Elev. 6998 ft)
5:47 am MDT Apr 3, 2026
6am MDT Apr 3, 2026-6pm MDT Apr 9, 2026
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database