National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

PNS26-03: Soliciting Comments through February 9, 2026 on the Discontinuation of the State Forecast Product (SFP)

Read More >

Current conditions at

Lewistown Divide MT-200 MP 90.3 (MTLEW)

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

NA

29°F

-2°C

Humidity 47%
Wind Speed WNW 13 MPH
Barometer NA
Dewpoint 11°F (-12°C)
Visibility NA
Wind Chill19°F (-7°C)
Last update 09 Jan 11:30 AM MST
Extended Forecast for

7 Miles WNW Grass Range MT

  • Today

    Today: Partly sunny, with a high near 39. West northwest wind 17 to 21 mph, with gusts as high as 30 mph.

    High: 39 °F

    Partly Sunny

  • Tonight

    Tonight: Mostly cloudy, then gradually becoming mostly clear, with a low around 30. West wind around 17 mph, with gusts as high as 26 mph.

    Low: 30 °F

    Decreasing
    Clouds

  • Saturday

    Saturday: Mostly sunny, with a high near 49. West wind 15 to 17 mph, with gusts as high as 26 mph.

    High: 49 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 36. West wind around 15 mph, with gusts as high as 24 mph.

    Low: 36 °F

    Mostly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 56. West wind around 15 mph, with gusts as high as 25 mph.

    High: 56 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 40. West wind 11 to 15 mph, with gusts as high as 25 mph.

    Low: 40 °F

    Partly Cloudy

  • Monday

    Monday: Partly sunny, with a high near 59. Windy, with a west wind 17 to 22 mph increasing to 25 to 30 mph in the afternoon. Winds could gust as high as 40 mph.

    High: 59 °F

    Partly Sunny
    and Windy

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 42. Breezy, with a west northwest wind 22 to 26 mph, with gusts as high as 39 mph.

    Low: 42 °F

    Mostly Cloudy
    and Breezy

  • Tuesday

    Tuesday: Mostly cloudy, with a high near 56.

    High: 56 °F

    Mostly Cloudy

Detailed Forecast

Today
Partly sunny, with a high near 39. West northwest wind 17 to 21 mph, with gusts as high as 30 mph.
Tonight
Mostly cloudy, then gradually becoming mostly clear, with a low around 30. West wind around 17 mph, with gusts as high as 26 mph.
Saturday
Mostly sunny, with a high near 49. West wind 15 to 17 mph, with gusts as high as 26 mph.
Saturday Night
Mostly cloudy, with a low around 36. West wind around 15 mph, with gusts as high as 24 mph.
Sunday
Mostly sunny, with a high near 56. West wind around 15 mph, with gusts as high as 25 mph.
Sunday Night
Partly cloudy, with a low around 40. West wind 11 to 15 mph, with gusts as high as 25 mph.
Monday
Partly sunny, with a high near 59. Windy, with a west wind 17 to 22 mph increasing to 25 to 30 mph in the afternoon. Winds could gust as high as 40 mph.
Monday Night
Mostly cloudy, with a low around 42. Breezy, with a west northwest wind 22 to 26 mph, with gusts as high as 39 mph.
Tuesday
Mostly cloudy, with a high near 56.
Tuesday Night
Mostly cloudy, with a low around 39.
Wednesday
Mostly sunny, with a high near 60.
Wednesday Night
Mostly clear, with a low around 34.
Thursday
A slight chance of rain and snow. Mostly sunny, with a high near 47. Breezy.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
7 Miles WNW Grass Range MT
 47.06°N 108.96°W (Elev. 3698 ft)
Last Update:
9:27 am MST Jan 9, 2026
Forecast Valid:
11am MST Jan 9, 2026-6pm MST Jan 15, 2026
 
Forecast Discussion
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation