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

Bearmouth I-90 MP 145.8 (MTBRM)

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

NA

45°F

7°C

Humidity 30%
Wind Speed WNW 5 MPH
Barometer NA
Dewpoint 15°F (-9°C)
Visibility NA
Wind Chill42°F (6°C)
Last update 08 Apr 02:45 AM MDT
Extended Forecast for

5 Miles SSE Greenough MT

  • Overnight

    Overnight: Clear, with a low around 30. West wind around 7 mph.

    Low: 30 °F

    Clear

  • Wednesday

    Wednesday: Sunny, with a high near 52. West wind 5 to 8 mph, with gusts as high as 20 mph.

    High: 52 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 33. West wind 5 to 9 mph becoming light after midnight. Winds could gust as high as 20 mph.

    Low: 33 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 54. Light and variable wind becoming northwest around 5 mph in the afternoon.

    High: 54 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 34. North northwest wind around 6 mph becoming east after midnight.

    Low: 34 °F

    Mostly Clear

  • Friday

    Friday: Mostly sunny, with a high near 63.

    High: 63 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 42.

    Low: 42 °F

    Mostly Cloudy

  • Saturday

    Saturday: A chance of rain, mainly after noon. Partly sunny, with a high near 63.

    High: 63 °F

    Chance Rain

  • Saturday Night

    Saturday Night: Rain likely before 3am, then a chance of rain and snow. Mostly cloudy, with a low around 40.

    Low: 40 °F

    Rain Likely
    then Chance
    Rain/Snow

Detailed Forecast

Overnight
Clear, with a low around 30. West wind around 7 mph.
Wednesday
Sunny, with a high near 52. West wind 5 to 8 mph, with gusts as high as 20 mph.
Wednesday Night
Mostly clear, with a low around 33. West wind 5 to 9 mph becoming light after midnight. Winds could gust as high as 20 mph.
Thursday
Sunny, with a high near 54. Light and variable wind becoming northwest around 5 mph in the afternoon.
Thursday Night
Mostly clear, with a low around 34. North northwest wind around 6 mph becoming east after midnight.
Friday
Mostly sunny, with a high near 63.
Friday Night
Mostly cloudy, with a low around 42.
Saturday
A chance of rain, mainly after noon. Partly sunny, with a high near 63.
Saturday Night
Rain likely before 3am, then a chance of rain and snow. Mostly cloudy, with a low around 40.
Sunday
Rain and snow likely, mainly after noon. Snow level 6700 feet. Mostly cloudy, with a high near 48.
Sunday Night
A chance of rain and snow. Snow level 6600 feet lowering to 5900 feet after midnight . Mostly cloudy, with a low around 35.
Monday
Snow likely. Mostly cloudy, with a high near 44.
Monday Night
A slight chance of snow. Mostly cloudy, with a low around 32.
Tuesday
Partly sunny, with a high near 49.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
5 Miles SSE Greenough MT
 46.84°N 113.4°W (Elev. 5863 ft)
Last Update:
2:01 am MDT Apr 8, 2026
Forecast Valid:
3am MDT Apr 8, 2026-6pm MDT Apr 14, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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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