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)

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Current conditions at

Karst US-191 MP 55.3 (MTKAR)

Lat: 45.34534°NLon: 111.17261°WElev: 5699.0ft.

unknown precip

19°F

-7°C

Humidity 89%
Wind Speed N 0 MPH
Barometer NA
Dewpoint 16°F (-9°C)
Visibility NA
Last update 19 Jan 01:15 AM MST
Extended Forecast for

6 Miles ESE Big Sky MT

  • Overnight

    Overnight: Mostly clear, with a low around 11. Calm wind.

    Low: 11 °F

    Mostly Clear

  • M.L.King Day

    M.L.King Day: Sunny, with a high near 32. Calm wind becoming west around 6 mph in the afternoon.

    High: 32 °F

    Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 17. South southwest wind around 6 mph.

    Low: 17 °F

    Partly Cloudy

  • Tuesday

    Tuesday: A 20 percent chance of snow. Partly sunny, with a high near 29. South southwest wind around 6 mph becoming light and variable.

    High: 29 °F

    Slight Chance
    Snow

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 12. Light southwest wind.

    Low: 12 °F

    Mostly Clear

  • Wednesday

    Wednesday: Mostly sunny, with a high near 29. Calm wind becoming west around 5 mph in the afternoon.

    High: 29 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 14. Light south southwest wind.

    Low: 14 °F

    Partly Cloudy

  • Thursday

    Thursday: Partly sunny, with a high near 34. South southwest wind 3 to 6 mph.

    High: 34 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: A slight chance of snow after 11pm. Mostly cloudy, with a low around 15.

    Low: 15 °F

    Slight Chance
    Snow

Detailed Forecast

Overnight
Mostly clear, with a low around 11. Calm wind.
M.L.King Day
Sunny, with a high near 32. Calm wind becoming west around 6 mph in the afternoon.
Monday Night
Partly cloudy, with a low around 17. South southwest wind around 6 mph.
Tuesday
A 20 percent chance of snow. Partly sunny, with a high near 29. South southwest wind around 6 mph becoming light and variable.
Tuesday Night
Mostly clear, with a low around 12. Light southwest wind.
Wednesday
Mostly sunny, with a high near 29. Calm wind becoming west around 5 mph in the afternoon.
Wednesday Night
Partly cloudy, with a low around 14. Light south southwest wind.
Thursday
Partly sunny, with a high near 34. South southwest wind 3 to 6 mph.
Thursday Night
A slight chance of snow after 11pm. Mostly cloudy, with a low around 15.
Friday
A chance of snow, mainly after 11am. Partly sunny, with a high near 26.
Friday Night
A chance of snow. Mostly cloudy, with a low around 11.
Saturday
A chance of snow. Partly sunny, with a high near 26.
Saturday Night
A slight chance of snow. Mostly cloudy, with a low around 13.
Sunday
A slight chance of snow. Partly sunny, with a high near 31.
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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:
9:45 pm MST Jan 18, 2026
Forecast Valid:
1am MST Jan 19, 2026-6pm MST Jan 25, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

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Chance of Precipitation