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 Storm Watch in effect from December 12, 12:00 AM MST until December 13, 05:00 AM MST
Winter Weather Advisory in effect from December 11, 09:00 AM MST until December 11, 11:00 PM MST

Current conditions at

DUPUYER CREEK (DPYM8)

Lat: 48.06341°NLon: 112.7573°WElev: 5750.0ft.

N/A

Humidity	NA
Wind Speed	NA NA MPH
Barometer	NA
Dewpoint	N/A
Visibility	NA
Last update	NA

More Information:

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

Extended Forecast for

12 Miles S Heart Butte MT

Winter Storm Watch December 12, 12:00am until December 13, 05:00am

Winter Weather Advisory December 11, 09:00am until December 11, 11:00pm

Click here for hazard details and duration

Winter Storm Watch

Winter Weather Advisory

Tonight
Low: 37 °F
Wintry Mix
and Windy
Thursday
High: 39 °F⇓
Rain/Snow and
Windy then
Snow Likely
and Breezy
Thursday Night
Low: 6 °F
Snow
Friday
High: 29 °F
Snow
Friday Night
Low: 19 °F
Snow Likely
Saturday
High: 36 °F
Chance Snow
Saturday Night
Low: 33 °F
Partly Cloudy
Sunday
High: 41 °F
Breezy.
Slight Chance
Snow then
Slight Chance
Rain/Snow
Sunday Night
Low: 34 °F
Breezy.
Slight Chance
Snow then
Mostly Cloudy

Detailed Forecast

Tonight

Rain, possibly mixed with snow and sleet before 3am, then rain between 3am and 4am, then rain, possibly mixed with snow after 4am. Low around 37. Windy, with a west southwest wind around 44 mph, with gusts as high as 65 mph. Chance of precipitation is 90%. Little or no snow and sleet accumulation expected.

Thursday

Rain and snow, becoming all snow after 8am. Temperature falling to around 23 by 5pm. Windy, with a west wind 38 to 43 mph becoming north 24 to 29 mph in the afternoon. Winds could gust as high as 65 mph. Chance of precipitation is 90%. New snow accumulation of less than one inch possible.

Thursday Night

Snow. Low around 6. Wind chill values as low as -5. East northeast wind around 9 mph, with gusts as high as 22 mph. Chance of precipitation is 90%. New snow accumulation of 1 to 3 inches possible.

Friday

Snow. High near 29. Wind chill values as low as -5. East northeast wind 9 to 14 mph becoming west southwest in the afternoon. Winds could gust as high as 23 mph. Chance of precipitation is 100%. New snow accumulation of 2 to 4 inches possible.

Friday Night

Snow likely. Mostly cloudy, with a low around 19. West wind 14 to 18 mph, with gusts as high as 36 mph. Chance of precipitation is 70%. New snow accumulation of 1 to 3 inches possible.

Saturday

A 40 percent chance of snow, mainly before 11am. Mostly cloudy, with a high near 36. West southwest wind 11 to 14 mph, with gusts as high as 26 mph. New snow accumulation of less than a half inch possible.

Saturday Night

Partly cloudy, with a low around 33. West southwest wind 13 to 18 mph, with gusts as high as 34 mph.

Sunday

A slight chance of snow after 11am, mixing with rain after 2pm. Mostly sunny, with a high near 41. Breezy, with a west southwest wind 20 to 25 mph, with gusts as high as 45 mph.

Sunday Night

A slight chance of snow before 11pm. Mostly cloudy, with a low around 34. Breezy.

Monday

A slight chance of snow before 11am, then a chance of rain and snow. Partly sunny, with a high near 42. Breezy.

Monday Night

Rain and snow likely. Mostly cloudy, with a low around 34. Windy.

Tuesday

Snow likely. Mostly cloudy, with a high near 37. Windy.

Tuesday Night

Snow likely. Mostly cloudy, with a low around 28. Breezy.

Wednesday

Snow likely. Mostly cloudy, with a high near 31. Breezy.