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 until December 2, 11:00 PM MST

Current conditions at

MOUNT LOCKHART (MTKM8)

Lat: 47.91727°NLon: 112.8238°WElev: 6400.0ft.

21°F

-6°C

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

32 Miles SSW Heart Butte MT

Winter Weather Advisory December 2, 04:11am until December 2, 11:00pm

Click here for hazard details and duration

Winter Weather Advisory

Winter Weather Advisory December 2, 04:11am until December 2, 11:00pm
NOW until 11:00pm Tue
Winter Weather Advisory
Overnight
Low: 15 °F
Snow Likely
and Patchy
Fog
Tuesday
High: 22 °F
Snow and
Patchy Fog
Tuesday Night
Low: 14 °F
Chance Snow
and Patchy
Fog
Wednesday
High: 21 °F
Chance Snow
Wednesday Night
Low: 18 °F
Snow Likely
and Breezy
Thursday
High: 24 °F
Snow
Thursday Night
Low: 21 °F
Snow Likely
Friday
High: 28 °F
Snow

Detailed Forecast

Overnight

Snow likely, mainly after 5am. Patchy fog after 5am. Otherwise, mostly cloudy, with a low around 15. Wind chill values as low as zero. Breezy, with a west wind around 23 mph, with gusts as high as 36 mph. Chance of precipitation is 60%. Total nighttime snow accumulation of 1 to 3 inches possible.

Tuesday

Snow, mainly before 3pm. Patchy fog. High near 22. Wind chill values as low as zero. West wind 9 to 17 mph, with gusts as high as 28 mph. Chance of precipitation is 90%. New snow accumulation of 2 to 4 inches possible.

Tuesday Night

A 50 percent chance of snow, mainly before 2am. Patchy fog before 4am. Otherwise, mostly cloudy, with a low around 14. West wind 5 to 8 mph. New snow accumulation of less than one inch possible.

Wednesday

A 40 percent chance of snow. Partly sunny, with a high near 21. West wind 10 to 15 mph, with gusts as high as 25 mph. New snow accumulation of less than a half inch possible.

Wednesday Night

Snow likely, mainly after 11pm. Mostly cloudy, with a low around 18. Breezy, with a west wind 17 to 22 mph, with gusts as high as 34 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.

Thursday

Snow, mainly after 11am. High near 24. West wind 17 to 20 mph, with gusts as high as 31 mph. Chance of precipitation is 80%. New snow accumulation of less than one inch possible.

Thursday Night

Snow likely. Mostly cloudy, with a low around 21. West wind 16 to 18 mph, with gusts as high as 30 mph. Chance of precipitation is 70%. New snow accumulation of less than one inch possible.

Friday

Snow. Cloudy, with a high near 28. West southwest wind 15 to 17 mph, with gusts as high as 30 mph.

Friday Night

Snow. Cloudy, with a low around 26.

Saturday

Snow. Cloudy, with a high near 28.

Saturday Night

Snow likely. Mostly cloudy, with a low around 25.

Sunday

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

Sunday Night

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