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

Current conditions at

ST. MARY (SRYM8)

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

41°F

5°C

Humidity	84%
Wind Speed	SW 17 MPH
Barometer	NA
Dewpoint	36°F (2°C)
Visibility	NA
Wind Chill	33°F (1°C)
Last update	10 Dec 10:11 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 Storm Watch December 11, 02:00pm until December 13, 05:00am

Winter Weather Advisory December 10, 11:27am until December 10, 02:00pm

Click here for hazard details and duration

Winter Storm Watch

Winter Weather Advisory

Winter Weather Advisory December 10, 11:27am until December 10, 02:00pm
NOW until 2:00pm Wed
Winter Weather Advisory
Today
High: 37 °F
Rain/Snow and
Windy
Tonight
Low: 34 °F
Rain/Snow and
Windy
Thursday
High: 35 °F⇓
Snow and
Windy then
Snow Likely
and Breezy
Thursday Night
Low: 7 °F
Snow Likely
Friday
High: 25 °F
Snow
Friday Night
Low: 13 °F
Snow and
Breezy
Saturday
High: 30 °F
Chance Snow
Saturday Night
Low: 26 °F
Mostly Cloudy
and Breezy

Detailed Forecast

Today

Rain, possibly mixed with snow, becoming all rain after 2pm. High near 37. Windy, with a west southwest wind 37 to 41 mph, with gusts as high as 60 mph. Chance of precipitation is 100%. Total daytime snow accumulation of 1 to 2 inches possible.

Tonight

Rain, possibly mixed with snow, becoming all snow after 4am. Low around 34. Windy, with a west southwest wind 30 to 38 mph, with gusts as high as 60 mph. Chance of precipitation is 100%. New snow accumulation of less than one inch possible.

Thursday

Snow. Temperature falling to around 22 by 5pm. Windy, with a west wind 31 to 36 mph becoming southeast 22 to 27 mph in the morning. Winds could gust as high as 55 mph. Chance of precipitation is 100%. New snow accumulation of 1 to 3 inches possible.

Thursday Night

Snow likely. Cloudy, with a low around 7. Wind chill values as low as zero. Northeast wind around 10 mph, with gusts as high as 18 mph. Chance of precipitation is 60%. New snow accumulation of 1 to 2 inches possible.

Friday

Snow. High near 25. East northeast wind 10 to 14 mph becoming south southwest in the afternoon. Winds could gust as high as 20 mph. Chance of precipitation is 90%. New snow accumulation of 3 to 5 inches possible.

Friday Night

Snow. Low around 13. Breezy, with a west wind 15 to 22 mph, with gusts as high as 34 mph. Chance of precipitation is 80%. New snow accumulation of 3 to 7 inches possible.

Saturday

A 50 percent chance of snow. Mostly cloudy, with a high near 30. West southwest wind 11 to 18 mph, with gusts as high as 28 mph. New snow accumulation of less than a half inch possible.

Saturday Night

Mostly cloudy, with a low around 26. Breezy, with a west southwest wind 17 to 26 mph, with gusts as high as 39 mph.

Sunday

A slight chance of snow. Partly sunny, with a high near 35. Breezy.

Sunday Night

A slight chance of snow. Mostly cloudy, with a low around 30. Windy.

Monday

A chance of snow. Partly sunny, with a high near 34. Breezy.

Monday Night

Snow likely. Mostly cloudy, with a low around 30. Windy.

Tuesday

A chance of snow. Partly sunny, with a high near 32. Windy.