National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

PNS26-03: Soliciting Comments through February 9, 2026 on the Discontinuation of the State Forecast Product (SFP)

Read More >

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 76%
Wind Speed S 1 MPH
Barometer NA
Dewpoint 27°F (-3°C)
Visibility NA
Last update 06 Feb 10:00 PM MST
Extended Forecast for

13 Miles ESE Big Sky MT

  • Tonight

    Tonight: A 30 percent chance of snow, mainly between 4am and 5am. Mostly cloudy, with a low around 29. West southwest wind around 18 mph, with gusts as high as 23 mph. Total nighttime snow accumulation of less than a half inch possible.

    Low: 29 °F

    Mostly Cloudy
    then Chance
    Snow

  • Saturday

    Saturday: A slight chance of snow between 8am and 10am. Mostly cloudy, then gradually becoming sunny, with a high near 37. West wind 14 to 17 mph, with gusts as high as 24 mph. Chance of precipitation is 20%.

    High: 37 °F

    Slight Chance
    Snow then
    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 26. Breezy, with a southwest wind 20 to 23 mph, with gusts as high as 30 mph.

    Low: 26 °F

    Mostly Cloudy
    and Breezy

  • Sunday

    Sunday: A 20 percent chance of snow after 11am. Partly sunny, with a high near 33. Breezy, with a south southwest wind around 23 mph, with gusts as high as 32 mph.

    High: 33 °F

    Slight Chance
    Snow and
    Breezy

  • Sunday Night

    Sunday Night: Snow likely, mainly after 11pm. Mostly cloudy, with a low around 27. Breezy, with a south southwest wind 25 to 28 mph, with gusts as high as 37 mph. Chance of precipitation is 60%. New snow accumulation of 1 to 2 inches possible.

    Low: 27 °F

    Snow Likely
    and Breezy

  • Monday

    Monday: Snow. High near 29. Breezy, with a west wind 20 to 23 mph, with gusts as high as 31 mph. Chance of precipitation is 90%. New snow accumulation of 3 to 5 inches possible.

    High: 29 °F

    Snow and
    Breezy

  • Monday Night

    Monday Night: A 40 percent chance of snow, mainly before 11pm. Partly cloudy, with a low around 14. West wind 13 to 17 mph, with gusts as high as 26 mph. New snow accumulation of less than one inch possible.

    Low: 14 °F

    Chance Snow

  • Tuesday

    Tuesday: A slight chance of snow. Mostly sunny, with a high near 23. West wind 10 to 13 mph.

    High: 23 °F

    Slight Chance
    Snow

  • Tuesday Night

    Tuesday Night: A slight chance of snow. Mostly cloudy, with a low around 13.

    Low: 13 °F

    Slight Chance
    Snow

Detailed Forecast

Tonight
A 30 percent chance of snow, mainly between 4am and 5am. Mostly cloudy, with a low around 29. West southwest wind around 18 mph, with gusts as high as 23 mph. Total nighttime snow accumulation of less than a half inch possible.
Saturday
A slight chance of snow between 8am and 10am. Mostly cloudy, then gradually becoming sunny, with a high near 37. West wind 14 to 17 mph, with gusts as high as 24 mph. Chance of precipitation is 20%.
Saturday Night
Mostly cloudy, with a low around 26. Breezy, with a southwest wind 20 to 23 mph, with gusts as high as 30 mph.
Sunday
A 20 percent chance of snow after 11am. Partly sunny, with a high near 33. Breezy, with a south southwest wind around 23 mph, with gusts as high as 32 mph.
Sunday Night
Snow likely, mainly after 11pm. Mostly cloudy, with a low around 27. Breezy, with a south southwest wind 25 to 28 mph, with gusts as high as 37 mph. Chance of precipitation is 60%. New snow accumulation of 1 to 2 inches possible.
Monday
Snow. High near 29. Breezy, with a west wind 20 to 23 mph, with gusts as high as 31 mph. Chance of precipitation is 90%. New snow accumulation of 3 to 5 inches possible.
Monday Night
A 40 percent chance of snow, mainly before 11pm. Partly cloudy, with a low around 14. West wind 13 to 17 mph, with gusts as high as 26 mph. New snow accumulation of less than one inch possible.
Tuesday
A slight chance of snow. Mostly sunny, with a high near 23. West wind 10 to 13 mph.
Tuesday Night
A slight chance of snow. Mostly cloudy, with a low around 13.
Wednesday
A chance of snow, mainly after 11am. Partly sunny, with a high near 24.
Wednesday Night
Partly cloudy, with a low around 14.
Thursday
Mostly sunny, with a high near 25.
Thursday Night
Partly cloudy, with a low around 14.
Friday
A slight chance of snow. Mostly sunny, with a high near 25.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
13 Miles ESE Big Sky MT
 45.23°N 111.07°W (Elev. 9354 ft)
Last Update:
10:03 pm MST Feb 6, 2026
Forecast Valid:
10pm MST Feb 6, 2026-6pm MST Feb 13, 2026
 
Forecast Discussion
 
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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation