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.

Hazardous Weather Conditions

Winter Weather Advisory until December 3, 05:00 AM MST

Current conditions at

Yellowstone Club - Base Area (YCBAS)

Lat: 45.23924°NLon: 111.41476°WElev: 7200.0ft.

21°F

-6°C

Humidity	100%
Wind Speed	NNW 1 MPH
Barometer	NA
Dewpoint	21°F (-6°C)
Visibility	NA
Last update	02 Dec 11:00 PM MST

More Information:

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

Extended Forecast for

Big Sky MT

Winter Weather Advisory December 3, 01:28am until December 3, 05:00am

Click here for hazard details and duration

Winter Weather Advisory

Winter Weather Advisory December 3, 01:28am until December 3, 05:00am
NOW until 5:00am Wed
Winter Weather Advisory
Overnight
Low: 12 °F
Chance Snow
Wednesday
High: 32 °F
Patchy Fog
then Sunny
Wednesday Night
Low: 15 °F
Increasing
Clouds
Thursday
High: 32 °F
Snow Likely
Thursday Night
Low: 21 °F
Snow Likely
Friday
High: 35 °F
Heavy Snow
Friday Night
Low: 24 °F
Snow
Saturday
High: 38 °F
Snow Likely

Detailed Forecast

Overnight

A 50 percent chance of snow, mainly before 2am. Mostly cloudy, with a low around 12. Calm wind. Total nighttime snow accumulation of less than one inch possible.

Wednesday

Patchy fog before 11am. Otherwise, mostly sunny, with a high near 32. Calm wind.

Wednesday Night

Increasing clouds, with a low around 15. Light southwest wind.

Thursday

Snow likely, mainly after 11am. Mostly cloudy, with a high near 32. Calm wind becoming southwest around 6 mph in the afternoon. Chance of precipitation is 60%. New snow accumulation of 1 to 3 inches possible.

Thursday Night

Snow likely, mainly before 11pm. Mostly cloudy, with a low around 21. Southwest wind around 6 mph becoming calm in the evening. Chance of precipitation is 60%. New snow accumulation of 1 to 3 inches possible.

Friday

Snow likely, mainly after 11am. The snow could be heavy at times. Mostly cloudy, with a high near 35. Calm wind becoming southwest 5 to 7 mph in the afternoon. Winds could gust as high as 18 mph. Chance of precipitation is 60%. New snow accumulation of 3 to 7 inches possible.

Friday Night

Snow. Low around 24. West southwest wind 5 to 7 mph, with gusts as high as 22 mph. Chance of precipitation is 80%. New snow accumulation of 1 to 2 inches possible.

Saturday

Snow likely. Mostly cloudy, with a high near 38. West southwest wind 3 to 7 mph. Winds could gust as high as 20 mph.

Saturday Night

A chance of snow. Mostly cloudy, with a low around 20.

Sunday

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

Sunday Night

A chance of snow. Mostly cloudy, with a low around 22.

Monday

Partly sunny, with a high near 40.

Monday Night

Mostly cloudy, with a low around 26.