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 in effect from December 1, 11:00 PM MST until December 3, 05:00 AM MST

Current conditions at

HEBGEN LAKE (HBRM8)

Lat: 44.66597°NLon: 111.09911°WElev: 6700.0ft.

12°F

-11°C

Humidity	90%
Wind Speed	NNW 0 MPH
Barometer	NA
Dewpoint	10°F (-12°C)
Visibility	NA
Last update	01 Dec 08:39 AM MST

More Information:

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

Extended Forecast for

West Yellowstone MT

Winter Weather Advisory December 1, 11:00pm until December 3, 05:00am

Click here for hazard details and duration

Winter Weather Advisory

Today
High: 25 °F
Patchy Fog
then Chance
Snow
Tonight
Low: 12 °F
Snow Likely
Tuesday
High: 28 °F
Snow
Tuesday Night
Low: 3 °F
Chance Snow
then Mostly
Cloudy
Wednesday
High: 30 °F
Mostly Sunny
Wednesday Night
Low: 5 °F
Partly Cloudy
Thursday
High: 26 °F
Chance Snow
Thursday Night
Low: 12 °F
Chance Snow
Friday
High: 30 °F
Snow Likely

Detailed Forecast

Today

A 30 percent chance of snow after 5pm. Patchy fog before 10am. Otherwise, partly sunny, with a high near 25. Light south southwest wind becoming southwest 5 to 10 mph in the afternoon. Winds could gust as high as 21 mph. Total daytime snow accumulation of less than a half inch possible.

Tonight

Snow likely, mainly after 3am. Cloudy, with a low around 12. Southwest wind 6 to 10 mph, with gusts as high as 23 mph. Chance of precipitation is 70%. New snow accumulation of around an inch possible.

Tuesday

Snow. High near 28. Southwest wind around 6 mph. Chance of precipitation is 90%. New snow accumulation of less than one inch possible.

Tuesday Night

A 40 percent chance of snow before 11pm. Cloudy, then gradually becoming partly cloudy, with a low around 3. Calm wind. New snow accumulation of less than a half inch possible.

Wednesday

Mostly sunny, with a high near 30. Light and variable wind.

Wednesday Night

Partly cloudy, with a low around 5. Light south southwest wind.

Thursday

A 30 percent chance of snow, mainly after 11am. Mostly cloudy, with a high near 26. Calm wind becoming southwest 5 to 9 mph in the afternoon. Winds could gust as high as 18 mph. New snow accumulation of less than a half inch possible.

Thursday Night

A chance of snow. Mostly cloudy, with a low around 12. Southwest wind 3 to 7 mph.

Friday

Snow likely, mainly after 11am. Mostly cloudy, with a high near 30.

Friday Night

Snow likely. Mostly cloudy, with a low around 16.

Saturday

Snow likely. Mostly cloudy, with a high near 33.

Saturday Night

A chance of snow. Mostly cloudy, with a low around 13.

Sunday

A chance of snow. Mostly cloudy, with a high near 31.