Autumn Temperatures for Eastern Third of the Country; Developing Offshore Coastal Storm

Cooler and less humid conditions for most of the eastern third of the nation as high pressure dominates the weather pattern. Otherwise, rather tranquil weather for most of the nation for the end of the weekend into the start of this week. We continue to monitor a developing coastal storm offshore of the Carolinas; Coastal flooding and beach erosion possible along portions of the Mid-Atlantic. Read More >

Current conditions at

Bearmouth I-90 MP 145.8 (MTBRM)

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

NA

43°F

6°C

Humidity 80%
Wind Speed E 4 MPH
Barometer NA
Dewpoint 37°F (3°C)
Visibility NA
Wind Chill41°F (5°C)
Last update 18 Oct 10:30 AM MDT
Extended Forecast for

Greenough MT

  • Today

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

    High: 60 °F

    Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 28. Calm wind.

    Low: 28 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 65. Calm wind.

    High: 65 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 30. Calm wind.

    Low: 30 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 64. Calm wind.

    High: 64 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 30.

    Low: 30 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Sunny, with a high near 65.

    High: 65 °F

    Sunny

  • Wednesday Night

    Wednesday Night: A slight chance of rain after midnight.  Partly cloudy, with a low around 32.

    Low: 32 °F

    Partly Cloudy
    then Slight
    Chance Rain

  • Thursday

    Thursday: A slight chance of rain after noon.  Partly sunny, with a high near 64.

    High: 64 °F

    Mostly Sunny
    then Slight
    Chance Rain

Detailed Forecast

Today
Sunny, with a high near 60. Calm wind.
Tonight
Partly cloudy, with a low around 28. Calm wind.
Monday
Mostly sunny, with a high near 65. Calm wind.
Monday Night
Partly cloudy, with a low around 30. Calm wind.
Tuesday
Mostly sunny, with a high near 64. Calm wind.
Tuesday Night
Partly cloudy, with a low around 30.
Wednesday
Sunny, with a high near 65.
Wednesday Night
A slight chance of rain after midnight. Partly cloudy, with a low around 32.
Thursday
A slight chance of rain after noon. Partly sunny, with a high near 64.
Thursday Night
Rain. Mostly cloudy, with a low around 32.
Friday
Rain likely. Mostly cloudy, with a high near 48.
Friday Night
A slight chance of rain. Mostly cloudy, with a low around 24.
Saturday
Partly sunny, with a high near 46.
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ABOUT THIS FORECAST

 
Point Forecast:
Greenough MT
 46.92°N 113.45°W (Elev. 3783 ft)
2:01 am MDT Oct 18, 2026
10am MDT Oct 18, 2026-6pm MDT Oct 24, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database