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 5, 05:00 PM MST until December 6, 09:00 PM MST

Current conditions at

ST. MARY (SRYM8)

Lat: 48.74108°NLon: 113.43289°WElev: 4557.0ft.

34°F

1°C

Humidity	59%
Wind Speed	SSW 13 MPH
Barometer	NA
Dewpoint	21°F (-6°C)
Visibility	NA
Wind Chill	25°F (-4°C)
Last update	05 Dec 01:11 PM MST

More Information:

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

Extended Forecast for

7 Miles S St Mary MT

Winter Weather Advisory December 5, 05:00pm until December 6, 09:00pm

Click here for hazard details and duration

Winter Weather Advisory

This Afternoon
High: 23 °F
Snow and
Patchy
Blowing Snow
Tonight
Low: 14 °F
Snow Likely
and Patchy
Blowing Snow
Saturday
High: 21 °F
Snow Likely
and Patchy
Blowing Snow
Saturday Night
Low: 20 °F
Chance Snow
and Windy
Sunday
High: 25 °F
Chance Snow
and Windy
Sunday Night
Low: 24 °F
Chance Snow
and Very
Windy
Monday
High: 29 °F
Snow Likely
and Very
Windy
Monday Night
Low: 24 °F
Heavy Snow
and Very
Windy
Tuesday
High: 27 °F
Snow and Very
Windy

Detailed Forecast

This Afternoon

Snow, mainly after 5pm. Patchy blowing snow. High near 23. Breezy, with a west southwest wind 20 to 22 mph, with gusts as high as 31 mph. Chance of precipitation is 80%. Total daytime snow accumulation of less than one inch possible.

Tonight

Snow likely, mainly before 3am. Patchy blowing snow. Mostly cloudy, with a low around 14. Wind chill values as low as -5. Breezy, with a west wind 21 to 26 mph, with gusts as high as 36 mph. Chance of precipitation is 70%. New snow accumulation of 1 to 3 inches possible.

Saturday

Snow likely, mainly after 4pm. Patchy blowing snow before 2pm. Partly sunny, with a high near 21. Wind chill values as low as -5. Breezy, with a west southwest wind 20 to 29 mph, with gusts as high as 41 mph. Chance of precipitation is 60%. New snow accumulation of 1 to 2 inches possible.

Saturday Night

A 50 percent chance of snow. Mostly cloudy, with a low around 20. Wind chill values as low as zero. Windy, with a west wind 39 to 44 mph, with gusts as high as 55 mph. New snow accumulation of 1 to 3 inches possible.

Sunday

A 50 percent chance of snow, mainly after 11am. Mostly cloudy, with a high near 25. Windy, with a west southwest wind 31 to 37 mph, with gusts as high as 46 mph. New snow accumulation of less than a half inch possible.

Sunday Night

A 50 percent chance of snow. Mostly cloudy, with a low around 24. Very windy, with a west southwest wind 37 to 46 mph, with gusts as high as 60 mph. New snow accumulation of around an inch possible.

Monday

Snow likely, mainly after 11am. Mostly cloudy, with a high near 29. Very windy, with a west southwest wind 37 to 45 mph, with gusts as high as 60 mph. Chance of precipitation is 60%. New snow accumulation of 1 to 3 inches possible.

Monday Night

Snow. The snow could be heavy at times. Cloudy, with a low around 24. Very windy, with a west southwest wind 41 to 46 mph increasing to 50 to 55 mph after midnight. Winds could gust as high as 75 mph.

Tuesday

Snow. Mostly cloudy, with a high near 27. Very windy.

Tuesday Night

Snow likely. The snow could be heavy at times. Mostly cloudy, with a low around 23. Windy.

Wednesday

Snow. The snow could be heavy at times. Mostly cloudy, with a high near 26. Windy.

Wednesday Night

Snow likely. The snow could be heavy at times. Mostly cloudy, with a low around 11. Windy.

Thursday

Snow likely. The snow could be heavy at times. Mostly cloudy, with a high near 15. Windy.