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 2, 11:00 PM MST

Current conditions at

ST. MARY (SRYM8)

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

30°F

-1°C

Humidity	66%
Wind Speed	SSW 9 MPH
Barometer	NA
Dewpoint	20°F (-7°C)
Visibility	NA
Wind Chill	22°F (-6°C)
Last update	02 Dec 11:11 AM MST

More Information:

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

Extended Forecast for

6 Miles SSE St Mary MT

Winter Weather Advisory December 2, 11:32am until December 2, 11:00pm

Click here for hazard details and duration

Winter Weather Advisory

Winter Weather Advisory December 2, 11:32am until December 2, 11:00pm
NOW until 11:00pm Tue
Winter Weather Advisory
Today
High: 26 °F
Snow Likely
and Areas Fog
Tonight
Low: 15 °F
Chance Snow
then Mostly
Cloudy
Wednesday
High: 19 °F
Mostly Sunny
and Breezy
Wednesday Night
Low: 18 °F
Slight Chance
Snow and
Windy
Thursday
High: 22 °F
Chance Snow
and Windy
Thursday Night
Low: 21 °F
Chance Snow
and Windy
Friday
High: 25 °F
Snow Likely
and Breezy
Friday Night
Low: 22 °F
Snow Likely
and Breezy

Detailed Forecast

Today

Snow likely, mainly before 1pm. Areas of fog between noon and 3pm. Otherwise, mostly cloudy, with a high near 26. North northwest wind 7 to 13 mph, with gusts as high as 18 mph. Chance of precipitation is 70%. Total daytime snow accumulation of 1 to 3 inches possible.

Tonight

A 30 percent chance of snow, mainly before 11pm. Mostly cloudy, with a low around 15. North northwest wind 7 to 15 mph becoming west after midnight. Winds could gust as high as 20 mph. New snow accumulation of less than a half inch possible.

Wednesday

Mostly sunny, with a high near 19. Wind chill values as low as zero. Breezy, with a west southwest wind 18 to 26 mph, with gusts as high as 39 mph.

Wednesday Night

A 20 percent chance of snow. Mostly cloudy, with a low around 18. Wind chill values as low as -5. Windy, with a west southwest wind 32 to 39 mph, with gusts as high as 55 mph.

Thursday

A 50 percent chance of snow. Mostly cloudy, with a high near 22. Windy, with a west southwest wind 29 to 33 mph, with gusts as high as 47 mph. New snow accumulation of less than a half inch possible.

Thursday Night

A 40 percent chance of snow. Mostly cloudy, with a low around 21. Windy, with a west southwest wind 25 to 30 mph, with gusts as high as 40 mph. New snow accumulation of less than a half inch possible.

Friday

Snow likely, mainly after 11am. Mostly cloudy, with a high near 25. Breezy, with a west southwest wind 22 to 24 mph, with gusts as high as 36 mph. Chance of precipitation is 70%. New snow accumulation of 1 to 3 inches possible.

Friday Night

Snow likely. Mostly cloudy, with a low around 22. Breezy, with a west southwest wind 22 to 25 mph, with gusts as high as 37 mph.

Saturday

Snow likely. Mostly cloudy, with a high near 27. Breezy.

Saturday Night

A chance of snow. Mostly cloudy, with a low around 26. Breezy.

Sunday

A chance of snow. Mostly cloudy, with a high near 29. Windy.

Sunday Night

A chance of snow. Mostly cloudy, with a low around 27. Windy.

Monday

A chance of snow. Partly sunny, with a high near 31. Windy.