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.

40°F

4°C

Humidity	74%
Wind Speed	NA NA MPH
Barometer	NA
Dewpoint	32°F (0°C)
Visibility	NA
Last update	10 Dec 08:10 AM MST

More Information:

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

Extended Forecast for

5 Miles WSW St Mary MT

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

Winter Weather Advisory December 10, 09:07am until December 10, 11:00am

Click here for hazard details and duration

Winter Storm Watch

...

Winter Weather Advisory December 10, 09:07am until December 10, 11:00am
NOW until 11:00am Wed
Winter Weather Advisory
Today
High: 35 °F
Rain/Snow and
Windy
Tonight
Low: 33 °F
Rain/Snow and
Windy
Thursday
High: 33 °F⇓
Snow and
Windy
Thursday Night
Low: 10 °F
Snow Likely
Friday
High: 24 °F
Snow
Friday Night
Low: 12 °F
Heavy Snow
Saturday
High: 28 °F
Chance Snow
Saturday Night
Low: 26 °F
Mostly Cloudy
and Breezy

Detailed Forecast

Today

Snow before 11am, then rain, possibly mixed with snow. The snow could be heavy at times. High near 35. Windy, with a west southwest wind 38 to 41 mph, with gusts as high as 65 mph. Chance of precipitation is 90%. Total daytime snow accumulation of 3 to 5 inches possible.

Tonight

Snow, possibly mixed with rain. The snow could be heavy at times. Steady temperature around 33. Windy, with a west southwest wind 30 to 37 mph, with gusts as high as 60 mph. Chance of precipitation is 90%. New snow accumulation of 2 to 4 inches possible.

Thursday

Snow. Temperature falling to around 20 by 5pm. Windy, with a west wind 23 to 33 mph decreasing to 10 to 20 mph. Winds could gust as high as 55 mph. Chance of precipitation is 90%. New snow accumulation of 3 to 5 inches possible.

Thursday Night

Snow likely, mainly before 11pm. Cloudy, with a low around 10. Wind chill values as low as zero. West wind around 9 mph, with gusts as high as 18 mph. Chance of precipitation is 60%. New snow accumulation of 1 to 3 inches possible.

Friday

Snow. High near 24. West southwest wind 8 to 13 mph, with gusts as high as 20 mph. Chance of precipitation is 90%. New snow accumulation of 3 to 7 inches possible.

Friday Night

Snow. The snow could be heavy at times. Low around 12. West southwest wind 15 to 18 mph, with gusts as high as 36 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 28. West southwest wind 11 to 15 mph, with gusts as high as 30 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 16 to 23 mph, with gusts as high as 43 mph.

Sunday

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

Sunday Night

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

Monday

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

Monday Night

Snow likely. Mostly cloudy, with a low around 26. Windy.

Tuesday

Snow likely. Partly sunny, with a high near 30. Windy.