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PNS25-72: Soliciting Comments through December 19, 2025 on the Discontinuation of the Max/Min Temperature and Precipitation Table Product (RTP) for all NWS Alaska Region, Eastern Region, and Western Region Offices.

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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

25°F

-4°C

Humidity 98%
Wind Speed NW 2 MPH
Barometer NA
Dewpoint 25°F (-4°C)
Visibility NA
Last update 22 Nov 05:00 AM MST
Extended Forecast for

12 Miles NE Big Sky MT

  • Today

    Today: Partly sunny, with a high near 43. South wind around 8 mph.

    High: 43 °F

    Partly Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 27. South wind around 10 mph.

    Low: 27 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 44. South southwest wind around 8 mph.

    High: 44 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: A 20 percent chance of snow after 11pm. Mostly cloudy, with a low around 28. South southwest wind 7 to 10 mph.

    Low: 28 °F

    Slight Chance
    Snow

  • Monday

    Monday: Snow likely, mainly before 11am. Mostly cloudy, with a high near 30. West wind 8 to 11 mph, with gusts as high as 23 mph. Chance of precipitation is 70%. New snow accumulation of 1 to 2 inches possible.

    High: 30 °F

    Snow Likely
    then Chance
    Snow

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 13. West wind 5 to 8 mph becoming calm after midnight. Winds could gust as high as 20 mph.

    Low: 13 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 24. Calm wind becoming west around 6 mph in the afternoon.

    High: 24 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 15. Calm wind becoming south southwest around 5 mph in the evening.

    Low: 15 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: A chance of snow. Mostly cloudy, with a high near 30.

    High: 30 °F

    Chance Snow

Detailed Forecast

Today
Partly sunny, with a high near 43. South wind around 8 mph.
Tonight
Partly cloudy, with a low around 27. South wind around 10 mph.
Sunday
Mostly sunny, with a high near 44. South southwest wind around 8 mph.
Sunday Night
A 20 percent chance of snow after 11pm. Mostly cloudy, with a low around 28. South southwest wind 7 to 10 mph.
Monday
Snow likely, mainly before 11am. Mostly cloudy, with a high near 30. West wind 8 to 11 mph, with gusts as high as 23 mph. Chance of precipitation is 70%. New snow accumulation of 1 to 2 inches possible.
Monday Night
Mostly cloudy, with a low around 13. West wind 5 to 8 mph becoming calm after midnight. Winds could gust as high as 20 mph.
Tuesday
Partly sunny, with a high near 24. Calm wind becoming west around 6 mph in the afternoon.
Tuesday Night
Mostly cloudy, with a low around 15. Calm wind becoming south southwest around 5 mph in the evening.
Wednesday
A chance of snow. Mostly cloudy, with a high near 30.
Wednesday Night
A chance of snow. Cloudy, with a low around 24.
Thanksgiving Day
A chance of snow. Mostly cloudy, with a high near 36.
Thursday Night
A slight chance of snow. Mostly cloudy, with a low around 26.
Friday
A chance of snow. Mostly cloudy, with a high near 35.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
12 Miles NE Big Sky MT
 45.36°N 111.12°W (Elev. 7451 ft)
Last Update:
3:27 am MST Nov 22, 2025
Forecast Valid:
5am MST Nov 22, 2025-6pm MST Nov 28, 2025
 
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