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

Current conditions at

Lewistown Divide MT-200 MP 90.3 (MTLEW)

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

54°F

12°C

Humidity	32%
Wind Speed	WSW 18 MPH
Barometer	NA
Dewpoint	25°F (-4°C)
Visibility	NA
Last update	15 Dec 03:45 PM MST

More Information:

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

Extended Forecast for

6 Miles WSW Grass Range MT

High Wind Warning December 17, 03:00am until December 18, 12:00am

High Wind Warning December 15, 04:10pm until December 16, 11:00am

Click here for hazard details and duration

High Wind Warning

High Wind Warning December 15, 04:10pm until December 16, 11:00am
NOW until 11:00am Tue
High Wind Warning
Tonight
Low: 39 °F
Decreasing
Clouds and
Windy
Tuesday
High: 47 °F
Mostly Sunny
and Windy
then Mostly
Sunny
Tuesday Night
Low: 40 °F⇑
Mostly Cloudy
Wednesday
High: 50 °F
Windy. Chance
Rain then
Mostly Sunny
Wednesday Night
Low: 21 °F
Partly Cloudy
and Windy
Thursday
High: 41 °F
Partly Sunny
Thursday Night
Low: 32 °F
Slight Chance
Snow then
Mostly Cloudy
Friday
High: 47 °F
Chance
Rain/Snow and
Breezy

Detailed Forecast

Tonight

Mostly cloudy, then gradually becoming mostly clear, with a low around 39. Windy, with a west southwest wind 29 to 34 mph, with gusts as high as 55 mph.

Tuesday

Mostly sunny, with a high near 47. Windy, with a west wind 25 to 30 mph decreasing to 14 to 19 mph in the afternoon. Winds could gust as high as 43 mph.

Tuesday Night

Mostly cloudy, with a temperature falling to near 40 by 11pm, then rising to around 45 during the remainder of the night. Southwest wind 13 to 18 mph, with gusts as high as 26 mph.

Wednesday

A 40 percent chance of rain before 11am. Mostly cloudy, then gradually becoming sunny, with a high near 50. Windy, with a west wind 24 to 29 mph increasing to 38 to 43 mph in the afternoon. Winds could gust as high as 55 mph.

Wednesday Night

Partly cloudy, with a low around 21. Windy, with a west northwest wind 31 to 41 mph decreasing to 18 to 28 mph after midnight. Winds could gust as high as 60 mph.

Thursday

Partly sunny, with a high near 41. Southwest wind around 10 mph, with gusts as high as 18 mph.

Thursday Night

A 20 percent chance of snow before 11pm. Mostly cloudy, with a low around 32. South southwest wind 13 to 20 mph, with gusts as high as 30 mph.

Friday

A chance of rain and snow before 2pm, then a chance of snow. Mostly cloudy, with a high near 47. Breezy, with a west wind 18 to 22 mph, with gusts as high as 31 mph.

Friday Night

A chance of snow, mainly before 11pm. Mostly cloudy, with a low around 23.

Saturday

A slight chance of snow before 11am. Mostly sunny, with a high near 38.

Saturday Night

Partly cloudy, with a low around 23.

Sunday

Mostly sunny, with a high near 38.

Sunday Night

A slight chance of snow. Mostly cloudy, with a low around 16.

Monday

A slight chance of snow. Mostly cloudy, with a high near 37.