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.

unknown precip

52°F

11°C

Humidity 89%
Wind Speed E 10 MPH
Barometer NA
Dewpoint 49°F (9°C)
Visibility NA
Last update 22 Jun 12:00 AM MDT
Extended Forecast for

10 Miles SW Forestgrove MT

  • Overnight

    Overnight: A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 45. Light and variable wind.

    Low: 45 °F

    Chance
    Showers

  • Monday

    Monday: Showers and thunderstorms likely, mainly before 4pm. Partly sunny, with a high near 57. Light west northwest wind becoming northwest 5 to 10 mph in the morning. Winds could gust as high as 21 mph. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.

    High: 57 °F

    Showers
    Likely

  • Monday Night

    Monday Night: Partly cloudy, with a low around 40. West wind 8 to 10 mph, with gusts as high as 21 mph.

    Low: 40 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 62. West wind around 11 mph, with gusts as high as 21 mph.

    High: 62 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 41. North wind 5 to 9 mph becoming light and variable after midnight. Winds could gust as high as 20 mph.

    Low: 41 °F

    Partly Cloudy

  • Wednesday

    Wednesday: A 20 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 65. Light and variable wind becoming east 5 to 8 mph in the morning.

    High: 65 °F

    Partly Sunny
    then Slight
    Chance
    T-storms

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 45. East wind around 8 mph becoming south after midnight.

    Low: 45 °F

    Partly Cloudy

  • Thursday

    Thursday: A chance of showers and thunderstorms after noon. Partly sunny, with a high near 71. South southeast wind 6 to 10 mph, with gusts as high as 18 mph.

    High: 71 °F

    Mostly Sunny
    then Chance
    T-storms

  • Thursday Night

    Thursday Night: A chance of showers and thunderstorms before midnight. Mostly cloudy, with a low around 48.

    Low: 48 °F

    Chance
    T-storms then
    Mostly Cloudy

Detailed Forecast

Overnight
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 45. Light and variable wind.
Monday
Showers and thunderstorms likely, mainly before 4pm. Partly sunny, with a high near 57. Light west northwest wind becoming northwest 5 to 10 mph in the morning. Winds could gust as high as 21 mph. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.
Monday Night
Partly cloudy, with a low around 40. West wind 8 to 10 mph, with gusts as high as 21 mph.
Tuesday
Mostly sunny, with a high near 62. West wind around 11 mph, with gusts as high as 21 mph.
Tuesday Night
Partly cloudy, with a low around 41. North wind 5 to 9 mph becoming light and variable after midnight. Winds could gust as high as 20 mph.
Wednesday
A 20 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 65. Light and variable wind becoming east 5 to 8 mph in the morning.
Wednesday Night
Partly cloudy, with a low around 45. East wind around 8 mph becoming south after midnight.
Thursday
A chance of showers and thunderstorms after noon. Partly sunny, with a high near 71. South southeast wind 6 to 10 mph, with gusts as high as 18 mph.
Thursday Night
A chance of showers and thunderstorms before midnight. Mostly cloudy, with a low around 48.
Friday
A chance of showers and thunderstorms after noon. Partly sunny, with a high near 74.
Friday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 47.
Saturday
Showers and possibly a thunderstorm. Mostly cloudy, with a high near 62.
Saturday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 40.
Sunday
Showers likely and possibly a thunderstorm. Partly sunny, with a high near 54. Breezy.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
10 Miles SW Forestgrove MT
 46.89°N 109.21°W (Elev. 5535 ft)
Last Update:
10:31 pm MDT Jun 21, 2026
Forecast Valid:
12am MDT Jun 22, 2026-6pm MDT Jun 28, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation