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

Karst US-191 MP 55.3 (MTKAR)

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

NA

66°F

19°C

Humidity 19%
Wind Speed SE 8 MPH
Barometer NA
Dewpoint 22°F (-6°C)
Visibility NA
Last update 16 Oct 02:45 PM MDT
Extended Forecast for

10 Miles NE Big Sky MT

  • Tonight

    Tonight: Partly cloudy, with a low around 30. South wind 5 to 11 mph, with gusts as high as 25 mph.

    Low: 30 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 63. South wind 8 to 11 mph, with gusts as high as 24 mph.

    High: 63 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 29. South wind 5 to 10 mph, with gusts as high as 23 mph.

    Low: 29 °F

    Partly Cloudy

  • Sunday

    Sunday: Sunny, with a high near 61. South wind around 5 mph becoming calm in the afternoon.

    High: 61 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 30. Calm wind becoming south 5 to 7 mph in the evening.

    Low: 30 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 63. South wind 6 to 8 mph, with gusts as high as 18 mph.

    High: 63 °F

    Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 32. South wind 5 to 9 mph, with gusts as high as 20 mph.

    Low: 32 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 60. South wind around 5 mph becoming calm in the afternoon.

    High: 60 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: A slight chance of rain before midnight. Mostly cloudy, with a low around 32.

    Low: 32 °F

    Slight Chance
    Rain then
    Mostly Cloudy

Detailed Forecast

Tonight
Partly cloudy, with a low around 30. South wind 5 to 11 mph, with gusts as high as 25 mph.
Saturday
Mostly sunny, with a high near 63. South wind 8 to 11 mph, with gusts as high as 24 mph.
Saturday Night
Partly cloudy, with a low around 29. South wind 5 to 10 mph, with gusts as high as 23 mph.
Sunday
Sunny, with a high near 61. South wind around 5 mph becoming calm in the afternoon.
Sunday Night
Mostly clear, with a low around 30. Calm wind becoming south 5 to 7 mph in the evening.
Monday
Sunny, with a high near 63. South wind 6 to 8 mph, with gusts as high as 18 mph.
Monday Night
Partly cloudy, with a low around 32. South wind 5 to 9 mph, with gusts as high as 20 mph.
Tuesday
Mostly sunny, with a high near 60. South wind around 5 mph becoming calm in the afternoon.
Tuesday Night
A slight chance of rain before midnight. Mostly cloudy, with a low around 32.
Wednesday
A slight chance of rain after noon. Mostly sunny, with a high near 58.
Wednesday Night
A slight chance of rain. Partly cloudy, with a low around 32.
Thursday
A chance of rain. Partly sunny, with a high near 57.
Thursday Night
Rain likely. Mostly cloudy, with a low around 31.
Friday
Rain and snow likely. Mostly cloudy, with a high near 45.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
10 Miles NE Big Sky MT
 45.35°N 111.18°W (Elev. 6430 ft)
Last Update:
12:36 pm MDT Oct 16, 2026
Forecast Valid:
3pm MDT Oct 16, 2026-6pm MDT Oct 23, 2026
 
Forecast Discussion
 
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Additional Resources

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