Arctic Air Mass Lingers for Areas of the East; Critical Fire Weather for the Plains; Active Weather Pattern for Hawaii

Arctic air lingers for the east, however, winds will slowly subside and a slow moderating trend starts during the week. Moisture continues to provide rainfall and higher elevation snow for the Pacific Northwest, northern California and northern Rockies through Monday. For the State of Hawaii, dangerous surf conditions with strong winds and heavy rainfall will impact the islands through Monday. Read More >

Current conditions at

Bearmouth I-90 MP 145.8 (MTBRM)

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

unknown precip

37°F

3°C

Humidity 99%
Wind Speed W 4 MPH
Barometer NA
Dewpoint 37°F (3°C)
Visibility NA
Wind Chill34°F (1°C)
Last update 08 Feb 08:30 PM MST
Extended Forecast for

5 Miles SSE Greenough MT

  • Tonight

    Tonight: Rain and snow, becoming all snow after 11pm.  Low around 29. West wind 8 to 13 mph.  Chance of precipitation is 90%. Total nighttime snow accumulation of 1 to 3 inches possible.

    Low: 29 °F

    Rain/Snow
    then Snow
    Likely

  • Monday

    Monday: A chance of snow before 2pm, then a chance of snow after 4pm.  Partly sunny, with a high near 35. West wind 11 to 13 mph.  Chance of precipitation is 50%. New snow accumulation of around an inch possible.

    High: 35 °F

    Chance Snow

  • Monday Night

    Monday Night: Partly cloudy, with a low around 23. West southwest wind 6 to 8 mph, with gusts as high as 18 mph.

    Low: 23 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 36. Southwest wind around 5 mph becoming calm  in the morning.

    High: 36 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 24. Light and variable wind.

    Low: 24 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 37.

    High: 37 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 25.

    Low: 25 °F

    Mostly Clear

  • Thursday

    Thursday: Mostly sunny, with a high near 37.

    High: 37 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 24.

    Low: 24 °F

    Partly Cloudy

Detailed Forecast

Tonight
Rain and snow, becoming all snow after 11pm. Low around 29. West wind 8 to 13 mph. Chance of precipitation is 90%. Total nighttime snow accumulation of 1 to 3 inches possible.
Monday
A chance of snow before 2pm, then a chance of snow after 4pm. Partly sunny, with a high near 35. West wind 11 to 13 mph. Chance of precipitation is 50%. New snow accumulation of around an inch possible.
Monday Night
Partly cloudy, with a low around 23. West southwest wind 6 to 8 mph, with gusts as high as 18 mph.
Tuesday
Mostly sunny, with a high near 36. Southwest wind around 5 mph becoming calm in the morning.
Tuesday Night
Mostly cloudy, with a low around 24. Light and variable wind.
Wednesday
Mostly sunny, with a high near 37.
Wednesday Night
Mostly clear, with a low around 25.
Thursday
Mostly sunny, with a high near 37.
Thursday Night
Partly cloudy, with a low around 24.
Friday
A slight chance of snow after 11am. Partly sunny, with a high near 37.
Friday Night
Mostly cloudy, with a low around 27.
Saturday
A chance of snow. Mostly cloudy, with a high near 37.
Saturday Night
A chance of snow. Mostly cloudy, with a low around 26.
Sunday
A chance of snow. Partly sunny, with a high near 36.
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ABOUT THIS FORECAST

 
Point Forecast:
5 Miles SSE Greenough MT
 46.84°N 113.4°W (Elev. 5863 ft)
1:01 pm MST Feb 8, 2026
8pm MST Feb 8, 2026-6pm MST Feb 15, 2026
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database