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.

Karst US-191 MP 55.3 (MTKAR)

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

unknown precip

34°F

1°C

Humidity	59%
Wind Speed	SE 8 MPH
Barometer	NA
Dewpoint	21°F (-6°C)
Visibility	NA
Wind Chill	27°F (-3°C)
Last update	07 Dec 03:45 PM MST

More Information:

Local Forecast Office More Local Wx 3 Day History Hourly Weather Forecast

Extended Forecast for

14 Miles NE Big Sky MT

This Afternoon
High: 31 °F
Slight Chance
Snow
Tonight
Low: 23 °F
Chance Snow
then Mostly
Cloudy
Monday
High: 35 °F
Mostly Cloudy
Monday Night
Low: 29 °F
Chance Snow
and Patchy
Blowing Snow
Tuesday
High: 40 °F
Snow
Tuesday Night
Low: 27 °F
Snow
Wednesday
High: 41 °F
Snow
Wednesday Night
Low: 25 °F
Snow Likely
Thursday
High: 33 °F
Snow Likely

Detailed Forecast

This Afternoon

A 10 percent chance of snow after 5pm. Mostly cloudy, with a high near 31. South wind around 11 mph, with gusts as high as 21 mph.

Tonight

A 50 percent chance of snow, mainly before 9pm. Mostly cloudy, with a low around 23. Southwest wind 10 to 15 mph, with gusts as high as 23 mph. New snow accumulation of less than a half inch possible.

Monday

Mostly cloudy, with a high near 35. Southwest wind 10 to 15 mph, with gusts as high as 25 mph.

Monday Night

A 40 percent chance of snow. Patchy blowing snow before 2am. Cloudy, with a low around 29. South southwest wind around 18 mph, with gusts as high as 31 mph. Little or no snow accumulation expected.

Tuesday

Snow. High near 40. West wind 14 to 18 mph, with gusts as high as 33 mph. Chance of precipitation is 80%. New snow accumulation of around an inch possible.

Tuesday Night

Snow. Low around 27. South southwest wind 7 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 90%. New snow accumulation of 1 to 3 inches possible.

Wednesday

Snow. High near 41. West southwest wind 9 to 15 mph, with gusts as high as 29 mph. Chance of precipitation is 90%. New snow accumulation of less than a half inch possible.

Wednesday Night

Snow likely. Cloudy, with a low around 25. West wind 9 to 15 mph, with gusts as high as 26 mph.

Thursday

Snow likely, mainly before 11am. Mostly cloudy, with a high near 33.

Thursday Night

A chance of snow. Mostly cloudy, with a low around 21.

Friday

A chance of snow. Mostly cloudy, with a high near 37.

Friday Night

Mostly cloudy, with a low around 27.

Saturday

Partly sunny, with a high near 40.