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 3, 05:00 AM MST

Current conditions at

Lewistown Divide MT-200 MP 90.3 (MTLEW)

Lat: 47.07579°NLon: 109.26247°WElev: 4723.0ft.

unknown precip

28°F

-2°C

Humidity	99%
Wind Speed	W 13 MPH
Barometer	NA
Dewpoint	28°F (-2°C)
Visibility	NA
Wind Chill	17°F (-8°C)
Last update	02 Dec 05:30 PM MST

More Information:

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

Extended Forecast for

9 Miles ENE Lewistown MT

Winter Weather Advisory December 2, 05:54pm until December 3, 05:00am

Click here for hazard details and duration

Winter Weather Advisory

Winter Weather Advisory December 2, 05:54pm until December 3, 05:00am
NOW until 5:00am Wed
Winter Weather Advisory
This Afternoon
High: 30 °F
Chance Snow
Tonight
Low: 12 °F
Heavy Snow
then Chance
Snow
Wednesday
High: 24 °F
Gradual
Clearing
Wednesday Night
Low: 18 °F
Mostly Cloudy
Thursday
High: 28 °F
Mostly Cloudy
Thursday Night
Low: 22 °F
Slight Chance
Snow then
Mostly Cloudy
Friday
High: 28 °F
Chance Snow
Friday Night
Low: 21 °F
Snow Likely

Detailed Forecast

This Afternoon

A 50 percent chance of snow. Cloudy, with a high near 30. Northwest wind around 18 mph, with gusts as high as 31 mph. Total daytime snow accumulation of 2 to 4 inches possible.

Tonight

Snow likely, mainly before 11pm. The snow could be heavy at times. Cloudy, with a low around 12. Northwest wind 13 to 18 mph decreasing to 7 to 12 mph after midnight. Winds could gust as high as 33 mph. Chance of precipitation is 70%. New snow accumulation of 1 to 3 inches possible.

Wednesday

Cloudy through mid morning, then gradual clearing, with a high near 24. West wind around 6 mph.

Wednesday Night

Mostly cloudy, with a low around 18. West southwest wind 9 to 17 mph, with gusts as high as 29 mph.

Thursday

Mostly cloudy, with a high near 28. West wind 13 to 18 mph, with gusts as high as 32 mph.

Thursday Night

A 20 percent chance of snow before 11pm. Mostly cloudy, with a low around 22. West wind 14 to 17 mph, with gusts as high as 30 mph.

Friday

A 30 percent chance of snow after 11am. Partly sunny, with a high near 28. West wind 8 to 16 mph, with gusts as high as 29 mph. New snow accumulation of less than a half inch possible.

Friday Night

Snow likely, mainly before 11pm. Mostly cloudy, with a low around 21. South wind 9 to 15 mph becoming west after midnight. Winds could gust as high as 29 mph.

Saturday

A chance of snow, mainly before 11am. Mostly cloudy, with a high near 28.

Saturday Night

A slight chance of snow before 11pm. Mostly cloudy, with a low around 22.

Sunday

Mostly sunny, with a high near 33.

Sunday Night

Mostly cloudy, with a low around 28.

Monday

Mostly sunny, with a high near 36.

Monday Night

Mostly cloudy, with a low around 30.