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

34°F

1°C

Humidity NA
Wind Speed N 1 MPH
Barometer NA
Dewpoint N/A
Visibility NA
Last update NA
Extended Forecast for

12 Miles NE Big Sky MT

Winter Storm Warning April 2, 09:00am until April 3, 12:00pm
Click here for hazard details and duration
Winter Storm Warning

  • Overnight

    Overnight: A slight chance of rain and snow before 4am. Mostly cloudy, with a low around 31. Calm wind. Chance of precipitation is 20%.

    Low: 31 °F

    Slight Chance
    Rain/Snow

  • Wednesday

    Wednesday: Rain and snow showers likely, becoming all rain after 5pm. Some thunder is also possible. Partly sunny, with a high near 50. Calm wind. Chance of precipitation is 70%. Little or no snow accumulation expected.

    High: 50 °F

    Chance
    Rain/Snow
    then
    Rain/Snow
    Likely

  • Wednesday Night

    Wednesday Night: Rain and snow, becoming all snow after 11pm. Low around 32. Calm wind becoming south southeast around 5 mph after midnight. Chance of precipitation is 80%. New snow accumulation of less than a half inch possible.

    Low: 32 °F

    Rain/Snow
    then Snow
    Likely

  • Thursday

    Thursday: Snow before noon, then snow showers between noon and 3pm, then snow after 3pm. Some thunder is also possible. High near 41. South wind 5 to 7 mph becoming west northwest in the afternoon. Winds could gust as high as 20 mph. Chance of precipitation is 100%. New snow accumulation of 3 to 5 inches possible.

    High: 41 °F

    Snow

  • Thursday Night

    Thursday Night: Snow. The snow could be heavy at times. Low around 23. West northwest wind 3 to 6 mph. Winds could gust as high as 18 mph. Chance of precipitation is 100%. New snow accumulation of 3 to 7 inches possible.

    Low: 23 °F

    Heavy Snow

  • Friday

    Friday: Snow, mainly before noon. High near 38. West northwest wind 3 to 5 mph. Chance of precipitation is 80%. New snow accumulation of 1 to 3 inches possible.

    High: 38 °F

    Snow then
    Chance Snow

  • Friday Night

    Friday Night: Partly cloudy, with a low around 21. Calm wind.

    Low: 21 °F

    Partly Cloudy

  • Saturday

    Saturday: Sunny, with a high near 48. Calm wind becoming west around 5 mph in the afternoon.

    High: 48 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 27.

    Low: 27 °F

    Mostly Clear

Detailed Forecast

Overnight
A slight chance of rain and snow before 4am. Mostly cloudy, with a low around 31. Calm wind. Chance of precipitation is 20%.
Wednesday
Rain and snow showers likely, becoming all rain after 5pm. Some thunder is also possible. Partly sunny, with a high near 50. Calm wind. Chance of precipitation is 70%. Little or no snow accumulation expected.
Wednesday Night
Rain and snow, becoming all snow after 11pm. Low around 32. Calm wind becoming south southeast around 5 mph after midnight. Chance of precipitation is 80%. New snow accumulation of less than a half inch possible.
Thursday
Snow before noon, then snow showers between noon and 3pm, then snow after 3pm. Some thunder is also possible. High near 41. South wind 5 to 7 mph becoming west northwest in the afternoon. Winds could gust as high as 20 mph. Chance of precipitation is 100%. New snow accumulation of 3 to 5 inches possible.
Thursday Night
Snow. The snow could be heavy at times. Low around 23. West northwest wind 3 to 6 mph. Winds could gust as high as 18 mph. Chance of precipitation is 100%. New snow accumulation of 3 to 7 inches possible.
Friday
Snow, mainly before noon. High near 38. West northwest wind 3 to 5 mph. Chance of precipitation is 80%. New snow accumulation of 1 to 3 inches possible.
Friday Night
Partly cloudy, with a low around 21. Calm wind.
Saturday
Sunny, with a high near 48. Calm wind becoming west around 5 mph in the afternoon.
Saturday Night
Mostly clear, with a low around 27.
Sunday
Sunny, with a high near 54.
Sunday Night
Partly cloudy, with a low around 29.
Monday
Mostly sunny, with a high near 56.
Monday Night
Partly cloudy, with a low around 32.
Tuesday
Mostly sunny, with a high near 60.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
12 Miles NE Big Sky MT
 45.39°N 111.19°W (Elev. 6998 ft)
Last Update:
12:32 am MDT Apr 1, 2026
Forecast Valid:
3am MDT Apr 1, 2026-6pm MDT Apr 7, 2026
 
Forecast Discussion
 
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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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation