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

27°F

-3°C

Humidity 93%
Wind Speed NW 0 MPH
Barometer NA
Dewpoint 25°F (-4°C)
Visibility NA
Last update 05 Feb 09:00 PM MST
Extended Forecast for

6 Miles ESE Big Sky MT

  • Tonight

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

    Low: 26 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 50. South wind 3 to 7 mph.

    High: 50 °F

    Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 31. South wind around 6 mph.

    Low: 31 °F

    Mostly Cloudy

  • Saturday

    Saturday: Mostly cloudy, then gradually becoming sunny, with a high near 47. Calm wind becoming west southwest around 6 mph in the afternoon.

    High: 47 °F

    Decreasing
    Clouds

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 29. South wind 3 to 5 mph.

    Low: 29 °F

    Mostly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 44. South wind 5 to 10 mph, with gusts as high as 21 mph.

    High: 44 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: A 30 percent chance of snow after 11pm. Mostly cloudy, with a low around 32. South wind 6 to 9 mph, with gusts as high as 21 mph. New snow accumulation of less than a half inch possible.

    Low: 32 °F

    Chance Snow

  • Monday

    Monday: Snow. Mostly cloudy, with a high near 37. West southwest wind 5 to 8 mph, with gusts as high as 18 mph.

    High: 37 °F

    Snow

  • Monday Night

    Monday Night: A chance of snow. Mostly cloudy, with a low around 19.

    Low: 19 °F

    Chance Snow

Detailed Forecast

Tonight
Mostly clear, with a low around 26. Calm wind.
Friday
Sunny, with a high near 50. South wind 3 to 7 mph.
Friday Night
Mostly cloudy, with a low around 31. South wind around 6 mph.
Saturday
Mostly cloudy, then gradually becoming sunny, with a high near 47. Calm wind becoming west southwest around 6 mph in the afternoon.
Saturday Night
Mostly cloudy, with a low around 29. South wind 3 to 5 mph.
Sunday
Partly sunny, with a high near 44. South wind 5 to 10 mph, with gusts as high as 21 mph.
Sunday Night
A 30 percent chance of snow after 11pm. Mostly cloudy, with a low around 32. South wind 6 to 9 mph, with gusts as high as 21 mph. New snow accumulation of less than a half inch possible.
Monday
Snow. Mostly cloudy, with a high near 37. West southwest wind 5 to 8 mph, with gusts as high as 18 mph.
Monday Night
A chance of snow. Mostly cloudy, with a low around 19.
Tuesday
A chance of snow. Mostly cloudy, with a high near 31.
Tuesday Night
A chance of snow. Mostly cloudy, with a low around 16.
Wednesday
A chance of snow. Partly sunny, with a high near 31.
Wednesday Night
A slight chance of snow. Mostly cloudy, with a low around 16.
Thursday
A slight chance of snow. Mostly sunny, with a high near 31.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
6 Miles ESE Big Sky MT
 45.24°N 111.22°W (Elev. 7129 ft)
Last Update:
7:47 pm MST Feb 5, 2026
Forecast Valid:
9pm MST Feb 5, 2026-6pm MST Feb 12, 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