Current conditions at

Bearmouth I-90 MP 145.8 (MTBRM)

Lat: 46.71854°NLon: 113.29534°WElev: 3901.0ft.

NA

36°F

2°C

Humidity 39%
Wind Speed N 4 MPH
Barometer NA
Dewpoint 13°F (-11°C)
Visibility NA
Wind Chill33°F (1°C)
Last update 08 Apr 04:45 AM MDT
Extended Forecast for

Greenough MT

  • Today

    Today: Sunny, with a high near 57. Calm wind becoming west around 6 mph in the afternoon.

    High: 57 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 29. West wind around 5 mph becoming calm  in the evening.

    Low: 29 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 60. Calm wind.

    High: 60 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 28. Calm wind.

    Low: 28 °F

    Mostly Clear

  • Friday

    Friday: Mostly sunny, with a high near 68. Calm wind.

    High: 68 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 38.

    Low: 38 °F

    Mostly Cloudy

  • Saturday

    Saturday: A slight chance of rain, then a chance of showers and thunderstorms after noon.  Partly sunny, with a high near 68. Chance of precipitation is 50%.

    High: 68 °F

    Slight Chance
    Rain then
    Chance
    Showers

  • Saturday Night

    Saturday Night: Rain likely, mainly before midnight.  Mostly cloudy, with a low around 36.

    Low: 36 °F

    Rain Likely

  • Sunday

    Sunday: A chance of rain before 9am, then a chance of rain and snow between 9am and noon, then rain likely after noon.  Mostly cloudy, with a high near 53.

    High: 53 °F

    Chance
    Rain/Snow
    then Rain
    Likely

Detailed Forecast

Today
Sunny, with a high near 57. Calm wind becoming west around 6 mph in the afternoon.
Tonight
Mostly clear, with a low around 29. West wind around 5 mph becoming calm in the evening.
Thursday
Sunny, with a high near 60. Calm wind.
Thursday Night
Mostly clear, with a low around 28. Calm wind.
Friday
Mostly sunny, with a high near 68. Calm wind.
Friday Night
Mostly cloudy, with a low around 38.
Saturday
A slight chance of rain, then a chance of showers and thunderstorms after noon. Partly sunny, with a high near 68. Chance of precipitation is 50%.
Saturday Night
Rain likely, mainly before midnight. Mostly cloudy, with a low around 36.
Sunday
A chance of rain before 9am, then a chance of rain and snow between 9am and noon, then rain likely after noon. Mostly cloudy, with a high near 53.
Sunday Night
A chance of rain and snow. Mostly cloudy, with a low around 31.
Monday
Rain and snow likely. Mostly cloudy, with a high near 49.
Monday Night
A slight chance of rain and snow. Mostly cloudy, with a low around 27.
Tuesday
Partly sunny, with a high near 54.
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ABOUT THIS FORECAST

 
Point Forecast:
Greenough MT
 46.92°N 113.45°W (Elev. 3783 ft)
4:36 am MDT Apr 8, 2026
5am MDT Apr 8, 2026-6pm MDT Apr 14, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database