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

USCRN SITE NEAR ST. MARY 1SSW (MRYM8)

Lat: 48.74111°NLon: 113.43306°WElev: 4550.0ft.

42°F

6°C

Humidity	75%
Wind Speed	NA NA MPH
Barometer	NA
Dewpoint	34°F (1°C)
Visibility	NA
Last update	10 Dec 11:10 AM MST

More Information:

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

Extended Forecast for

10 Miles SSW St Mary MT

Winter Storm Watch December 11, 02:00pm until December 13, 05:00am

Winter Weather Advisory December 10, 12:00pm until December 10, 02:00pm

Click here for hazard details and duration

Winter Storm Watch

...

Winter Weather Advisory December 10, 12:00pm until December 10, 02:00pm
NOW until 2:00pm Wed
Winter Weather Advisory
This Afternoon
High: 36 °F
Rain/Snow and
Windy
Tonight
Low: 33 °F
Rain/Snow and
Windy
Thursday
High: 34 °F⇓
Snow and
Windy
Thursday Night
Low: 14 °F
Snow Likely
Friday
High: 27 °F
Heavy Snow
Friday Night
Low: 18 °F
Heavy Snow
Saturday
High: 31 °F
Chance Snow
Saturday Night
Low: 28 °F
Slight Chance
Snow then
Mostly Cloudy

Detailed Forecast

This Afternoon

Rain, possibly mixed with snow, becoming all rain after 2pm. The rain could be heavy at times. High near 36. Windy, with a west southwest wind around 32 mph, with gusts as high as 48 mph. Chance of precipitation is 100%. Total daytime snow accumulation of 3 to 5 inches possible.

Tonight

Rain and snow. Low around 33. Windy, with a west southwest wind 30 to 32 mph, with gusts as high as 50 mph. Chance of precipitation is 100%. New snow accumulation of 1 to 3 inches possible.

Thursday

Snow. Temperature falling to around 23 by 5pm. Windy, with a west wind 26 to 31 mph decreasing to 17 to 22 mph in the afternoon. Winds could gust as high as 47 mph. Chance of precipitation is 100%. New snow accumulation of 2 to 4 inches possible.

Thursday Night

Snow likely. Cloudy, with a low around 14. West wind around 9 mph becoming north northeast after midnight. Chance of precipitation is 60%. New snow accumulation of 1 to 3 inches possible.

Friday

Snow. The snow could be heavy at times. High near 27. West southwest wind 9 to 13 mph, with gusts as high as 21 mph. Chance of precipitation is 90%. New snow accumulation of 4 to 8 inches possible.

Friday Night

Snow. The snow could be heavy at times. Low around 18. West southwest wind 15 to 17 mph, with gusts as high as 32 mph. Chance of precipitation is 80%. New snow accumulation of 4 to 8 inches possible.

Saturday

A 50 percent chance of snow. Mostly cloudy, with a high near 31. West southwest wind 10 to 14 mph, with gusts as high as 26 mph. New snow accumulation of less than a half inch possible.

Saturday Night

A slight chance of snow before 11pm. Mostly cloudy, with a low around 28. West southwest wind 14 to 20 mph, with gusts as high as 32 mph.

Sunday

A chance of snow, mainly after 11am. Partly sunny, with a high near 33.

Sunday Night

A chance of snow, mainly before 11pm. Mostly cloudy, with a low around 29. Breezy.

Monday

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

Monday Night

Snow likely. The snow could be heavy at times. Mostly cloudy, with a low around 28. Breezy.

Tuesday

Snow likely. Mostly cloudy, with a high near 30. Breezy.