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

42°F

6°C

Humidity	94%
Wind Speed	SE 4 MPH
Barometer	NA
Dewpoint	40°F (4°C)
Visibility	NA
Wind Chill	40°F (4°C)
Last update	10 Dec 12:15 PM MST

More Information:

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

Extended Forecast for

15 Miles ENE Big Sky MT

This Afternoon
High: 33 °F
Slight Chance
Rain/Snow and
Breezy
Tonight
Low: 35 °F
Mostly Cloudy
and Breezy
Thursday
High: 32 °F
Chance Snow
and Breezy
Thursday Night
Low: 32 °F
Snow Likely
Friday
High: 32 °F
Snow Likely
then Chance
Snow
Friday Night
Low: 25 °F
Mostly Cloudy
and Breezy
Saturday
High: 33 °F
Slight Chance
Snow then
Mostly Sunny
Saturday Night
Low: 23 °F
Partly Cloudy
then Partly
Cloudy and
Breezy
Sunday
High: 34 °F
Mostly Sunny

Detailed Forecast

This Afternoon

A slight chance of rain and snow before 3pm, then a slight chance of snow between 3pm and 4pm. Cloudy, with a high near 33. Breezy, with a west southwest wind 24 to 26 mph, with gusts as high as 40 mph. Chance of precipitation is 20%.

Tonight

Mostly cloudy, with a low around 35. Breezy, with a west southwest wind 25 to 28 mph, with gusts as high as 40 mph.

Thursday

A 50 percent chance of snow after 11am. Mostly cloudy, with a high near 32. Breezy, with a west southwest wind 23 to 28 mph, with gusts as high as 39 mph. New snow accumulation of less than a half inch possible.

Thursday Night

Snow likely. Cloudy, with a low around 32. West wind 16 to 18 mph, with gusts as high as 31 mph. Chance of precipitation is 70%. New snow accumulation of 1 to 3 inches possible.

Friday

Snow likely, mainly before 11am. Mostly cloudy, with a high near 32. West southwest wind around 18 mph, with gusts as high as 30 mph. Chance of precipitation is 60%. New snow accumulation of less than one inch possible.

Friday Night

Mostly cloudy, with a low around 25. Breezy, with a southwest wind 21 to 25 mph, with gusts as high as 36 mph.

Saturday

A 10 percent chance of snow before 11am. Partly sunny, with a high near 33. Southwest wind 14 to 21 mph, with gusts as high as 28 mph.

Saturday Night

Partly cloudy, with a low around 23. Breezy, with a south southwest wind 16 to 22 mph, with gusts as high as 28 mph.

Sunday

Mostly sunny, with a high near 34.

Sunday Night

Mostly cloudy, with a low around 23.

Monday

Partly sunny, with a high near 31.