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 Storm Watch in effect from December 4, 05:00 PM MST until December 6, 05:00 AM MST

Current conditions at

YELLOW MULE (YLWM8)

Lat: 45.1661°NLon: 111.35954°WElev: 9200.0ft.

16°F

-9°C

Humidity	85%
Wind Speed	SSW 10 MPH
Barometer	NA
Dewpoint	12°F (-11°C)
Visibility	NA
Wind Chill	4°F (-16°C)
Last update	03 Dec 03:04 PM MST

More Information:

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

Extended Forecast for

20 Miles S Big Sky MT

Winter Storm Watch December 4, 05:00pm until December 6, 05:00am

Click here for hazard details and duration

Winter Storm Watch

Tonight
Low: 10 °F
Increasing
Clouds
Thursday
High: 17 °F
Chance Snow
then Snow
Thursday Night
Low: 13 °F
Snow
Friday
High: 22 °F
Snow
Friday Night
Low: 19 °F
Snow then
Snow Likely
Saturday
High: 21 °F
Snow Likely
Saturday Night
Low: 13 °F
Chance Snow
Sunday
High: 21 °F
Chance Snow
Sunday Night
Low: 19 °F
Chance Snow

Detailed Forecast

Tonight

Increasing clouds, with a low around 10. Wind chill values as low as -5. Southwest wind 9 to 16 mph, with gusts as high as 21 mph.

Thursday

Snow, mainly after 2pm. High near 17. Wind chill values as low as -5. South southwest wind 14 to 17 mph, with gusts as high as 24 mph. Chance of precipitation is 80%. New snow accumulation of 1 to 2 inches possible.

Thursday Night

Snow. Low around 13. Wind chill values as low as zero. South southwest wind around 16 mph, with gusts as high as 24 mph. Chance of precipitation is 80%. New snow accumulation of 2 to 4 inches possible.

Friday

Snow. High near 22. Southwest wind around 14 mph, with gusts as high as 25 mph. Chance of precipitation is 80%. New snow accumulation of 2 to 4 inches possible.

Friday Night

Snow. Low around 19. West southwest wind 16 to 21 mph, with gusts as high as 32 mph. Chance of precipitation is 90%. New snow accumulation of 3 to 5 inches possible.

Saturday

Snow likely. Mostly cloudy, with a high near 21. West wind 11 to 17 mph, with gusts as high as 25 mph. Chance of precipitation is 70%. New snow accumulation of 1 to 2 inches possible.

Saturday Night

A 30 percent chance of snow. Mostly cloudy, with a low around 13. West southwest wind 10 to 14 mph, with gusts as high as 20 mph. New snow accumulation of less than a half inch possible.

Sunday

A chance of snow. Partly sunny, with a high near 21. South southwest wind around 15 mph, with gusts as high as 26 mph.

Sunday Night

A chance of snow. Mostly cloudy, with a low around 19.

Monday

A chance of snow, mainly before 11am. Partly sunny, with a high near 24.

Monday Night

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

Tuesday

A chance of snow. Mostly cloudy, with a high near 27. Breezy.

Tuesday Night

A chance of snow. Mostly cloudy, with a low around 23. Breezy.