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

Storm Systems to Impact the Central and Eastern U.S. Through the Weekend

Two storm systems will track through the central and eastern U.S. today through this weekend with areas of gusty winds, rain and heavy snow. Severe thunderstorms and heavy to excessive rainfall is forecast today from the Lower Mississippi River Valley to the Tennessee Valley. Damaging winds, a few tornadoes, and areas of flooding are possible. Read More >

Current conditions at

Bearmouth I-90 MP 145.8 (MTBRM)

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

NA

33°F

1°C

Humidity 60%
Wind Speed SSW 0 MPH
Barometer NA
Dewpoint 20°F (-7°C)
Visibility NA
Last update 10 Jan 05:30 PM MST
Extended Forecast for

6 Miles SE Greenough MT

  • Tonight

    Tonight: Partly cloudy, with a low around 24. Calm wind.

    Low: 24 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 39. Calm wind.

    High: 39 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 29. Calm wind.

    Low: 29 °F

    Mostly Cloudy

  • Monday

    Monday: Partly sunny, with a high near 45. Calm wind becoming west around 5 mph in the afternoon.

    High: 45 °F

    Partly Sunny

  • Monday Night

    Monday Night: A slight chance of rain and snow after 11pm. Snow level 5600 feet. Mostly cloudy, with a low around 36. West wind around 5 mph becoming calm in the evening. Chance of precipitation is 20%.

    Low: 36 °F

    Slight Chance
    Rain/Snow

  • Tuesday

    Tuesday: A chance of rain and snow before 2pm, then a slight chance of rain. Snow level 5500 feet rising to 6900 feet in the afternoon. Partly sunny, with a high near 46. Chance of precipitation is 30%. Little or no snow accumulation expected.

    High: 46 °F

    Chance
    Rain/Snow

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 31.

    Low: 31 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 46.

    High: 46 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 27.

    Low: 27 °F

    Mostly Clear

Detailed Forecast

Tonight
Partly cloudy, with a low around 24. Calm wind.
Sunday
Mostly sunny, with a high near 39. Calm wind.
Sunday Night
Mostly cloudy, with a low around 29. Calm wind.
Monday
Partly sunny, with a high near 45. Calm wind becoming west around 5 mph in the afternoon.
Monday Night
A slight chance of rain and snow after 11pm. Snow level 5600 feet. Mostly cloudy, with a low around 36. West wind around 5 mph becoming calm in the evening. Chance of precipitation is 20%.
Tuesday
A chance of rain and snow before 2pm, then a slight chance of rain. Snow level 5500 feet rising to 6900 feet in the afternoon. Partly sunny, with a high near 46. Chance of precipitation is 30%. Little or no snow accumulation expected.
Tuesday Night
Mostly cloudy, with a low around 31.
Wednesday
Mostly sunny, with a high near 46.
Wednesday Night
Mostly clear, with a low around 27.
Thursday
Sunny, with a high near 42.
Thursday Night
Partly cloudy, with a low around 21.
Friday
Mostly sunny, with a high near 37.
Friday Night
Partly cloudy, with a low around 22.
Saturday
Sunny, with a high near 39.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
6 Miles SE Greenough MT
 46.87°N 113.34°W (Elev. 4600 ft)
Last Update:
1:02 pm MST Jan 10, 2026
Forecast Valid:
5pm MST Jan 10, 2026-6pm MST Jan 17, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

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Chance of Precipitation