Excessive Rainfall and Potential Tropical Cyclone in the South; Severe Thunderstorms in the Midwest

Excessive rainfall may produce locally considerable flash flooding over parts of the northwestern Gulf Coast, lower Mississippi River Valley, and Deep South through Thursday. Potential Tropical Cyclone One is forecast to become a tropical storm (Arthur) as it moves along or just off the northwestern Gulf coast through Wednesday. An outbreak of severe weather is forecast in the Midwest Wednesday. Read More >

Current conditions at

Bearmouth I-90 MP 145.8 (MTBRM)

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

NA

66°F

19°C

Humidity 32%
Wind Speed N 2 MPH
Barometer NA
Dewpoint 35°F (2°C)
Visibility NA
Last update 17 Jun 01:01 AM MDT
Extended Forecast for

6 Miles SSE Greenough MT

  • Overnight

    Overnight: Mostly clear, with a low around 52. West wind 8 to 14 mph, with gusts as high as 29 mph.

    Low: 52 °F

    Mostly Clear

  • Wednesday

    Wednesday: A 20 percent chance of rain after 5pm.  Increasing clouds, with a high near 65. West northwest wind 7 to 10 mph, with gusts as high as 24 mph.

    High: 65 °F

    Sunny then
    Slight Chance
    Rain

  • Wednesday Night

    Wednesday Night: A 30 percent chance of rain between 11pm and midnight.  Partly cloudy, with a low around 49. Northwest wind 5 to 9 mph becoming light and variable  after midnight. Winds could gust as high as 22 mph.

    Low: 49 °F

    Chance Rain
    then Mostly
    Clear

  • Thursday

    Thursday: Sunny, with a high near 71. West southwest wind 3 to 7 mph. Winds could gust as high as 18 mph.

    High: 71 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 49. Northwest wind 5 to 7 mph becoming east after midnight. Winds could gust as high as 18 mph.

    Low: 49 °F

    Mostly Clear

  • Juneteenth

    Juneteenth: Mostly sunny, with a high near 76.

    High: 76 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 54.

    Low: 54 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 75.

    High: 75 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 51.

    Low: 51 °F

    Partly Cloudy

Detailed Forecast

Overnight
Mostly clear, with a low around 52. West wind 8 to 14 mph, with gusts as high as 29 mph.
Wednesday
A 20 percent chance of rain after 5pm. Increasing clouds, with a high near 65. West northwest wind 7 to 10 mph, with gusts as high as 24 mph.
Wednesday Night
A 30 percent chance of rain between 11pm and midnight. Partly cloudy, with a low around 49. Northwest wind 5 to 9 mph becoming light and variable after midnight. Winds could gust as high as 22 mph.
Thursday
Sunny, with a high near 71. West southwest wind 3 to 7 mph. Winds could gust as high as 18 mph.
Thursday Night
Mostly clear, with a low around 49. Northwest wind 5 to 7 mph becoming east after midnight. Winds could gust as high as 18 mph.
Juneteenth
Mostly sunny, with a high near 76.
Friday Night
Partly cloudy, with a low around 54.
Saturday
Mostly sunny, with a high near 75.
Saturday Night
Partly cloudy, with a low around 51.
Sunday
Sunny, with a high near 70.
Sunday Night
Mostly clear, with a low around 47.
Monday
Sunny, with a high near 73.
Monday Night
Mostly clear, with a low around 49.
Tuesday
Sunny, with a high near 79.
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ABOUT THIS FORECAST

 
Point Forecast:
6 Miles SSE Greenough MT
 46.84°N 113.4°W (Elev. 5863 ft)
12:21 am MDT Jun 17, 2026
1am MDT Jun 17, 2026-6pm MDT Jun 23, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database