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

SHOWER FALLS (SHFM8)

Lat: 45.40125°NLon: 110.95758°WElev: 8100.0ft.

19°F

-7°C

Humidity	NA
Wind Speed	NA NA MPH
Barometer	NA
Dewpoint	N/A
Visibility	NA
Last update	NA

More Information:

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

Extended Forecast for

13 Miles SSE Gallatin Gateway MT

Winter Weather Advisory until December 3, 05:00am

Click here for hazard details and duration

Winter Weather Advisory

Winter Weather Advisory until December 3, 05:00am
NOW until 5:00am Wed
Winter Weather Advisory
Overnight
Low: 16 °F
Heavy Snow
Tuesday
High: 20 °F
Snow
Tuesday Night
Low: 9 °F
Snow Likely
Wednesday
High: 19 °F
Decreasing
Clouds
Wednesday Night
Low: 11 °F
Mostly Cloudy
Thursday
High: 20 °F
Chance Snow
Thursday Night
Low: 17 °F
Chance Snow
Friday
High: 25 °F
Snow Likely

Detailed Forecast

Overnight

Snow likely, mainly after 5am. The snow could be heavy at times. Cloudy, with a low around 16. South southwest wind 13 to 15 mph, with gusts as high as 22 mph. Chance of precipitation is 70%. Total nighttime snow accumulation of 3 to 5 inches possible.

Tuesday

Snow. High near 20. Southwest wind 9 to 11 mph becoming northwest in the afternoon. Winds could gust as high as 21 mph. Chance of precipitation is 90%. New snow accumulation of 3 to 7 inches possible.

Tuesday Night

Snow likely. Cloudy, with a low around 9. Northwest wind around 7 mph. Chance of precipitation is 70%. New snow accumulation of 1 to 3 inches possible.

Wednesday

Mostly cloudy, then gradually becoming sunny, with a high near 19. West southwest wind 5 to 7 mph.

Wednesday Night

Mostly cloudy, with a low around 11. Southwest wind 7 to 11 mph.

Thursday

A 30 percent chance of snow after 11am. Partly sunny, with a high near 20. West southwest wind around 11 mph, with gusts as high as 21 mph. New snow accumulation of 1 to 2 inches possible.

Thursday Night

A 50 percent chance of snow. Mostly cloudy, with a low around 17. Southwest wind 11 to 14 mph, with gusts as high as 22 mph. New snow accumulation of 1 to 3 inches possible.

Friday

Snow likely, mainly after 11am. Mostly cloudy, with a high near 25. South southwest wind 10 to 14 mph, with gusts as high as 26 mph.

Friday Night

Snow likely. Cloudy, with a low around 22.

Saturday

Snow likely. Mostly cloudy, with a high near 25.

Saturday Night

A slight chance of snow. Mostly cloudy, with a low around 15.

Sunday

A slight chance of snow. Partly sunny, with a high near 24.

Sunday Night

A slight chance of snow. Mostly cloudy, with a low around 17.