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

23°F

-5°C

Humidity	95%
Wind Speed	SW 0 MPH
Barometer	NA
Dewpoint	22°F (-6°C)
Visibility	NA
Last update	25 Nov 04:45 AM MST

More Information:

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

Extended Forecast for

13 Miles ESE Big Sky MT

Today
High: 18 °F
Mostly Sunny
Tonight
Low: 15 °F⇑
Chance Snow
then Snow
Wednesday
High: 24 °F
Snow then
Chance Snow
Wednesday Night
Low: 21 °F
Slight Chance
Snow
Thanksgiving Day
High: 29 °F
Chance Snow
Thursday Night
Low: 19 °F
Chance Snow
Friday
High: 21 °F
Snow Likely
Friday Night
Low: 11 °F
Chance Snow
Saturday
High: 15 °F
Chance Snow

Detailed Forecast

Today

Mostly sunny, with a high near 18. Wind chill values as low as -5. Southwest wind 8 to 10 mph.

Tonight

Snow, mainly after 4am. Temperature rising to around 19 by 5am. Wind chill values as low as zero. Southwest wind 14 to 21 mph, with gusts as high as 29 mph. Chance of precipitation is 80%. New snow accumulation of 1 to 3 inches possible.

Wednesday

Snow, mainly before 11am. High near 24. West southwest wind 10 to 17 mph, with gusts as high as 24 mph. Chance of precipitation is 80%. New snow accumulation of 1 to 3 inches possible.

Wednesday Night

A 20 percent chance of snow after 11pm. Mostly cloudy, with a low around 21. Southwest wind 10 to 16 mph, with gusts as high as 23 mph.

Thanksgiving Day

A 40 percent chance of snow, mainly before 11am. Mostly cloudy, with a high near 29. South southwest wind 11 to 15 mph, with gusts as high as 21 mph. New snow accumulation of less than a half inch possible.

Thursday Night

A 30 percent chance of snow, mainly after 11pm. Mostly cloudy, with a low around 19. South southwest wind 14 to 17 mph, with gusts as high as 24 mph. New snow accumulation of less than a half inch possible.

Friday

Snow likely. Mostly cloudy, with a high near 21. West northwest wind 8 to 14 mph, with gusts as high as 20 mph. Chance of precipitation is 70%. New snow accumulation of 1 to 3 inches possible.

Friday Night

A chance of snow. Mostly cloudy, with a low around 11. West wind 7 to 9 mph.

Saturday

A chance of snow. Mostly cloudy, with a high near 15.

Saturday Night

A chance of snow. Mostly cloudy, with a low around -1.

Sunday

A slight chance of snow. Partly sunny, with a high near 7.

Sunday Night

Mostly cloudy, with a low around 0.

Monday

Partly sunny, with a high near 16.