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 in effect from November 23, 11:00 PM MST until November 24, 11:00 PM MST

Current conditions at

FLATTOP MTN. (FTMM8)

Lat: 48.80225°NLon: 113.85713°WElev: 6300.0ft.

32°F

0°C

Humidity	87%
Wind Speed	NA NA MPH
Barometer	NA
Dewpoint	28°F (-2°C)
Visibility	NA
Last update	23 Nov 06:00 AM MST

More Information:

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

Extended Forecast for

16 Miles W St Mary MT

Winter Weather Advisory November 23, 11:00pm until November 24, 11:00pm

Click here for hazard details and duration

Winter Weather Advisory

Today
High: 27 °F
Snow Likely
Tonight
Low: 28 °F
Snow
Monday
High: 22 °F⇓
Heavy Snow
Monday Night
Low: 9 °F
Snow Likely
then Chance
Snow
Tuesday
High: 13 °F
Chance Snow
Tuesday Night
Low: 9 °F
Chance Snow
Wednesday
High: 18 °F
Snow Likely
Wednesday Night
Low: 16 °F
Snow
Thanksgiving Day
High: 21 °F
Snow

Detailed Forecast

Today

Snow likely, mainly after 3pm. Cloudy, with a high near 27. Southwest wind 18 to 21 mph, with gusts as high as 31 mph. Chance of precipitation is 60%. Total daytime snow accumulation of 1 to 3 inches possible.

Tonight

Snow, mainly after 11pm. Steady temperature around 28. Southwest wind around 17 mph, with gusts as high as 28 mph. Chance of precipitation is 90%. New snow accumulation of 4 to 6 inches possible.

Monday

Snow. The snow could be heavy at times. Temperature falling to around 8 by 5pm. Wind chill values as low as -5. Southwest wind 11 to 18 mph becoming north in the afternoon. Winds could gust as high as 26 mph. Chance of precipitation is 100%. New snow accumulation of 7 to 11 inches possible.

Monday Night

Snow likely, mainly before 11pm. Mostly cloudy, with a low around 9. Wind chill values as low as -5. North wind 8 to 10 mph becoming west southwest after midnight. Chance of precipitation is 70%. New snow accumulation of less than one inch possible.

Tuesday

A 30 percent chance of snow. Mostly cloudy, with a high near 13. West southwest wind around 10 mph. Little or no snow accumulation expected.

Tuesday Night

A 30 percent chance of snow after 11pm. Mostly cloudy, with a low around 9. Southwest wind around 9 mph. New snow accumulation of less than a half inch possible.

Wednesday

Snow likely, mainly after 11am. Cloudy, with a high near 18. Southwest wind around 9 mph. Chance of precipitation is 60%. New snow accumulation of less than one inch possible.

Wednesday Night

Snow. Cloudy, with a low around 16. Southwest wind 7 to 9 mph.

Thanksgiving Day

Snow. Mostly cloudy, with a high near 21.

Thursday Night

Snow likely. The snow could be heavy at times. Mostly cloudy, with a low around 13.

Friday

Snow likely. The snow could be heavy at times. Cloudy, with a high near 16.

Friday Night

Snow. Cloudy, with a low around -2.

Saturday

Snow likely. Mostly cloudy and cold, with a high near 1.