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

Lewistown Divide MT-200 MP 90.3 (MTLEW)

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

NA

55°F

13°C

Humidity 33%
Wind Speed ESE 13 MPH
Barometer NA
Dewpoint 26°F (-3°C)
Visibility NA
Last update 18 Oct 03:00 PM MDT
Extended Forecast for

Forestgrove MT

  • Tonight

    Tonight: Mostly clear, with a low around 38. East southeast wind 5 to 10 mph becoming light and variable after midnight. Winds could gust as high as 18 mph.

    Low: 38 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 70. South southwest wind around 6 mph becoming calm in the afternoon.

    High: 70 °F

    Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 43. Light south wind becoming south southwest 5 to 9 mph in the evening.

    Low: 43 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 59. West wind 7 to 9 mph becoming north northwest in the afternoon.

    High: 59 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 36. North wind around 5 mph becoming calm in the evening.

    Low: 36 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Sunny, with a high near 66. Light south wind increasing to 6 to 11 mph in the morning. Winds could gust as high as 20 mph.

    High: 66 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 45. South wind 7 to 14 mph, with gusts as high as 20 mph.

    Low: 45 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 73. South southwest wind 6 to 8 mph.

    High: 73 °F

    Sunny

  • Thursday Night

    Thursday Night: A chance of rain after midnight. Mostly cloudy, with a low around 45.

    Low: 45 °F

    Partly Cloudy
    then Chance
    Rain

Detailed Forecast

Tonight
Mostly clear, with a low around 38. East southeast wind 5 to 10 mph becoming light and variable after midnight. Winds could gust as high as 18 mph.
Monday
Sunny, with a high near 70. South southwest wind around 6 mph becoming calm in the afternoon.
Monday Night
Partly cloudy, with a low around 43. Light south wind becoming south southwest 5 to 9 mph in the evening.
Tuesday
Mostly sunny, with a high near 59. West wind 7 to 9 mph becoming north northwest in the afternoon.
Tuesday Night
Partly cloudy, with a low around 36. North wind around 5 mph becoming calm in the evening.
Wednesday
Sunny, with a high near 66. Light south wind increasing to 6 to 11 mph in the morning. Winds could gust as high as 20 mph.
Wednesday Night
Mostly clear, with a low around 45. South wind 7 to 14 mph, with gusts as high as 20 mph.
Thursday
Sunny, with a high near 73. South southwest wind 6 to 8 mph.
Thursday Night
A chance of rain after midnight. Mostly cloudy, with a low around 45.
Friday
Rain. Mostly cloudy, with a high near 51. Breezy.
Friday Night
A chance of rain and snow. Mostly cloudy, with a low around 33. Windy.
Saturday
Mostly sunny, with a high near 42. Breezy.
Saturday Night
Partly cloudy, with a low around 30.
Sunday
Mostly sunny, with a high near 46.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Forestgrove MT
 46.99°N 109.07°W (Elev. 4203 ft)
Last Update:
12:31 pm MDT Oct 18, 2026
Forecast Valid:
3pm MDT Oct 18, 2026-6pm MDT Oct 25, 2026
 
Forecast Discussion
 
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Additional Resources

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National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation