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 100%
Wind Speed E 0 MPH
Barometer NA
Dewpoint 28°F (-2°C)
Visibility NA
Last update 16 Apr 07:45 AM MDT
Extended Forecast for

6 Miles ESE Big Sky MT

Winter Storm Warning April 16, 08:04am until April 17, 12:00am
Click here for hazard details and duration
Winter Storm Warning
  •  
    Winter Storm Warning April 16, 08:04am until April 17, 12:00am

    NOW until 12:00am Fri

    Winter Storm Warning

  • Today

    High: 29 °F

    Snow Showers
    and Patchy
    Fog

  • Tonight

    Tonight: Snow showers likely, mainly before 4am.  Mostly cloudy, with a low around 15. Northwest wind around 6 mph becoming calm  in the evening.  Chance of precipitation is 70%. New snow accumulation of less than a half inch possible.

    Low: 15 °F

    Snow Showers
    Likely then
    Chance Snow
    Showers

  • Friday

    Friday: Snow showers.  High near 31. Calm wind becoming west northwest 5 to 7 mph in the afternoon.  Chance of precipitation is 80%. New snow accumulation of less than one inch possible.

    High: 31 °F

    Snow Showers

  • Friday Night

    Friday Night: A 20 percent chance of snow showers before midnight.  Partly cloudy, with a low around 15. West northwest wind around 6 mph becoming calm  in the evening.

    Low: 15 °F

    Slight Chance
    Snow Showers
    then Partly
    Cloudy

  • Saturday

    Saturday: Sunny, with a high near 45. Calm wind becoming west southwest 5 to 8 mph in the afternoon. Winds could gust as high as 18 mph.

    High: 45 °F

    Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 25. South wind 5 to 7 mph, with gusts as high as 18 mph.

    Low: 25 °F

    Partly Cloudy

  • Sunday

    Sunday: Sunny, with a high near 53. South wind 3 to 7 mph.

    High: 53 °F

    Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 33. South wind 3 to 6 mph.

    Low: 33 °F

    Partly Cloudy

Detailed Forecast

Today
Snow showers. Some thunder is also possible. Patchy fog before 9am. High near 29. West wind 3 to 7 mph. Chance of precipitation is 100%. Total daytime snow accumulation of 1 to 3 inches possible.
Tonight
Snow showers likely, mainly before 4am. Mostly cloudy, with a low around 15. Northwest wind around 6 mph becoming calm in the evening. Chance of precipitation is 70%. New snow accumulation of less than a half inch possible.
Friday
Snow showers. High near 31. Calm wind becoming west northwest 5 to 7 mph in the afternoon. Chance of precipitation is 80%. New snow accumulation of less than one inch possible.
Friday Night
A 20 percent chance of snow showers before midnight. Partly cloudy, with a low around 15. West northwest wind around 6 mph becoming calm in the evening.
Saturday
Sunny, with a high near 45. Calm wind becoming west southwest 5 to 8 mph in the afternoon. Winds could gust as high as 18 mph.
Saturday Night
Partly cloudy, with a low around 25. South wind 5 to 7 mph, with gusts as high as 18 mph.
Sunday
Sunny, with a high near 53. South wind 3 to 7 mph.
Sunday Night
Partly cloudy, with a low around 33. South wind 3 to 6 mph.
Monday
Mostly sunny, with a high near 59.
Monday Night
Partly cloudy, with a low around 38.
Tuesday
A slight chance of showers. Mostly sunny, with a high near 60.
Tuesday Night
A chance of rain and snow showers. Mostly cloudy, with a low around 36.
Wednesday
Rain and snow showers likely. Mostly cloudy, with a high near 49.
Basemap Options
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ABOUT THIS FORECAST

 
Point Forecast:
6 Miles ESE Big Sky MT
 45.24°N 111.22°W (Elev. 7129 ft)
6:31 am MDT Apr 16, 2026
8am MDT Apr 16, 2026-6pm MDT Apr 22, 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