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.

19°F

-7°C

Humidity	87%
Wind Speed	N 14 MPH
Barometer	NA
Dewpoint	16°F (-9°C)
Visibility	NA
Wind Chill	5°F (-15°C)
Last update	11 Dec 09:11 AM 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 Storm Watch December 12, 12:00am until December 13, 05:00am

Winter Weather Advisory December 11, 10:20am until December 11, 03:00pm

Click here for hazard details and duration

Winter Storm Watch

Winter Weather Advisory

Winter Weather Advisory December 11, 10:20am until December 11, 03:00pm
NOW until 3:00pm Thu
Winter Weather Advisory
Today
High: 35 °F⇓
Chance Snow
and Breezy
Tonight
Low: 8 °F
Chance Snow
Friday
High: 22 °F
Snow
Friday Night
Low: 15 °F
Snow and
Breezy
Saturday
High: 29 °F
Chance Snow
then Mostly
Cloudy and
Breezy
Saturday Night
Low: 28 °F
Partly Cloudy
and Windy
Sunday
High: 32 °F
Slight Chance
Snow and
Windy
Sunday Night
Low: 28 °F
Windy. Slight
Chance Snow
then Mostly
Cloudy

Detailed Forecast

Today

A 40 percent chance of snow, mainly after 5pm. Cloudy, with a temperature falling to around 18 by 5pm. Breezy, with a west northwest wind 21 to 26 mph becoming north 14 to 19 mph in the afternoon. Winds could gust as high as 38 mph. Total daytime snow accumulation of less than one inch possible.

Tonight

A slight chance of snow before 11pm, then a chance of snow after 2am. Cloudy, with a low around 8. Wind chill values as low as -5. North wind 11 to 15 mph becoming east southeast in the evening. Winds could gust as high as 21 mph. Chance of precipitation is 40%. New snow accumulation of less than one inch possible.

Friday

Snow. High near 22. Wind chill values as low as -5. West southwest wind 9 to 15 mph, with gusts as high as 23 mph. Chance of precipitation is 90%. New snow accumulation of 2 to 4 inches possible.

Friday Night

Snow. Low around 15. Breezy, with a west wind 15 to 22 mph, with gusts as high as 31 mph. Chance of precipitation is 80%. New snow accumulation of 1 to 3 inches possible.

Saturday

A 30 percent chance of snow before 11am. Mostly cloudy, with a high near 29. Breezy, with a west southwest wind 15 to 24 mph, with gusts as high as 33 mph. New snow accumulation of less than a half inch possible.

Saturday Night

Partly cloudy, with a low around 28. Windy, with a west southwest wind 30 to 34 mph, with gusts as high as 44 mph.

Sunday

A 20 percent chance of snow after 11am. Mostly sunny, with a high near 32. Windy, with a west southwest wind around 37 mph, with gusts as high as 55 mph.

Sunday Night

A slight chance of snow before 11pm. Mostly cloudy, with a low around 28. Windy, with a west southwest wind 37 to 39 mph, with gusts as high as 50 mph.

Monday

A chance of snow, mainly after 11am. Partly sunny, with a high near 32. Windy.

Monday Night

Snow likely. Mostly cloudy, with a low around 24. Very windy.

Tuesday

Snow likely. Mostly cloudy, with a high near 29. Windy.

Tuesday Night

Snow likely. The snow could be heavy at times. Mostly cloudy, with a low around 20. Windy.

Wednesday

Snow likely. The snow could be heavy at times. Mostly cloudy, with a high near 24. Windy.