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

27°F

-3°C

Humidity	99%
Wind Speed	WNW 9 MPH
Barometer	NA
Dewpoint	27°F (-3°C)
Visibility	NA
Wind Chill	18°F (-8°C)
Last update	02 Dec 07:45 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, 08:07pm until December 3, 05:00am

Click here for hazard details and duration

Winter Weather Advisory

Winter Weather Advisory December 2, 08:07pm until December 3, 05:00am
NOW until 5:00am Wed
Winter Weather Advisory
Tonight
Low: 12 °F
Snow then
Snow Likely
Wednesday
High: 24 °F
Slight Chance
Snow and
Patchy Fog
then Sunny
Wednesday Night
Low: 19 °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
Saturday
High: 28 °F
Chance Snow

Detailed Forecast

Tonight

Snow, mainly before 2am. Low around 12. Northwest wind 13 to 18 mph decreasing to 7 to 12 mph after midnight. Winds could gust as high as 32 mph. Chance of precipitation is 100%. Total nighttime snow accumulation of 1 to 2 inches possible.

Wednesday

A 20 percent chance of snow before 9am. Patchy fog before 11am. Otherwise, cloudy through mid morning, then gradual clearing, with a high near 24. West wind around 6 mph.

Wednesday Night

Mostly cloudy, with a temperature falling to near 19 by 11pm, then rising to around 25 during the remainder of the night. 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. Chance of precipitation is 70%. New snow accumulation of less than one inch possible.

Saturday

A chance of snow, mainly before 11am. Mostly cloudy, with a high near 28. West wind 9 to 15 mph, with gusts as high as 29 mph.

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.