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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

32°F

0°C

Humidity 74%
Wind Speed SE 9 MPH
Barometer NA
Dewpoint 25°F (-4°C)
Visibility NA
Wind Chill24°F (-4°C)
Last update 07 Dec 12:45 PM MST
Extended Forecast for

4 Miles E Big Sky MT

  • This Afternoon

    This Afternoon: A slight chance of snow before 2pm, then a slight chance of snow after 5pm. Mostly cloudy, with a high near 32. South wind 8 to 10 mph, with gusts as high as 22 mph. Chance of precipitation is 20%.

    High: 32 °F

    Slight Chance
    Snow

  • Tonight

    Tonight: A 40 percent chance of snow, mainly before 9pm. Cloudy, then gradually becoming partly cloudy, with a low around 25. South wind 6 to 10 mph, with gusts as high as 23 mph. Little or no snow accumulation expected.

    Low: 25 °F

    Chance Snow
    then Mostly
    Cloudy

  • Monday

    Monday: A 20 percent chance of snow after 11am. Mostly cloudy, with a high near 42. Southwest wind 6 to 11 mph, with gusts as high as 20 mph.

    High: 42 °F

    Slight Chance
    Snow

  • Monday Night

    Monday Night: A chance of snow before 8pm, then a chance of rain and snow between 8pm and 11pm, then a chance of rain after 11pm. Cloudy, with a low around 32. South southwest wind 10 to 13 mph, with gusts as high as 21 mph. Chance of precipitation is 50%. Little or no snow accumulation expected.

    Low: 32 °F

    Chance
    Rain/Snow
    then Chance
    Rain

  • Tuesday

    Tuesday: Rain before 11am, then rain and snow likely between 11am and 2pm, then snow likely after 2pm. High near 45. West wind around 11 mph, with gusts as high as 26 mph. Chance of precipitation is 80%. New snow accumulation of less than a half inch possible.

    High: 45 °F

    Rain/Snow

  • Tuesday Night

    Tuesday Night: Snow before 2am, then rain and snow. Low around 30. South southwest wind 6 to 8 mph, with gusts as high as 20 mph. Chance of precipitation is 80%. New snow accumulation of 1 to 2 inches possible.

    Low: 30 °F

    Snow then
    Rain/Snow

  • Wednesday

    Wednesday: Rain, possibly mixed with snow. High near 47. Southwest wind 6 to 11 mph, with gusts as high as 26 mph. Chance of precipitation is 90%. New snow accumulation of less than a half inch possible.

    High: 47 °F

    Rain/Snow

  • Wednesday Night

    Wednesday Night: Rain likely, possibly mixed with snow, becoming all snow after 8pm. Mostly cloudy, with a low around 22. West wind 6 to 10 mph, with gusts as high as 24 mph.

    Low: 22 °F

    Rain/Snow
    Likely then
    Snow Likely

  • Thursday

    Thursday: A chance of snow. Partly sunny, with a high near 38.

    High: 38 °F

    Chance Snow

Detailed Forecast

This Afternoon
A slight chance of snow before 2pm, then a slight chance of snow after 5pm. Mostly cloudy, with a high near 32. South wind 8 to 10 mph, with gusts as high as 22 mph. Chance of precipitation is 20%.
Tonight
A 40 percent chance of snow, mainly before 9pm. Cloudy, then gradually becoming partly cloudy, with a low around 25. South wind 6 to 10 mph, with gusts as high as 23 mph. Little or no snow accumulation expected.
Monday
A 20 percent chance of snow after 11am. Mostly cloudy, with a high near 42. Southwest wind 6 to 11 mph, with gusts as high as 20 mph.
Monday Night
A chance of snow before 8pm, then a chance of rain and snow between 8pm and 11pm, then a chance of rain after 11pm. Cloudy, with a low around 32. South southwest wind 10 to 13 mph, with gusts as high as 21 mph. Chance of precipitation is 50%. Little or no snow accumulation expected.
Tuesday
Rain before 11am, then rain and snow likely between 11am and 2pm, then snow likely after 2pm. High near 45. West wind around 11 mph, with gusts as high as 26 mph. Chance of precipitation is 80%. New snow accumulation of less than a half inch possible.
Tuesday Night
Snow before 2am, then rain and snow. Low around 30. South southwest wind 6 to 8 mph, with gusts as high as 20 mph. Chance of precipitation is 80%. New snow accumulation of 1 to 2 inches possible.
Wednesday
Rain, possibly mixed with snow. High near 47. Southwest wind 6 to 11 mph, with gusts as high as 26 mph. Chance of precipitation is 90%. New snow accumulation of less than a half inch possible.
Wednesday Night
Rain likely, possibly mixed with snow, becoming all snow after 8pm. Mostly cloudy, with a low around 22. West wind 6 to 10 mph, with gusts as high as 24 mph.
Thursday
A chance of snow. Partly sunny, with a high near 38.
Thursday Night
A chance of snow. Mostly cloudy, with a low around 19.
Friday
A chance of rain and snow. Mostly cloudy, with a high near 42.
Friday Night
Mostly cloudy, with a low around 25.
Saturday
Partly sunny, with a high near 47.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles E Big Sky MT
 45.26°N 111.26°W (Elev. 5997 ft)
Last Update:
9:37 am MST Dec 7, 2025
Forecast Valid:
1pm MST Dec 7, 2025-6pm MST Dec 13, 2025
 
Forecast Discussion
 
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Additional Resources

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National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation