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

Hazardous Weather Conditions

Current conditions at

Bearmouth I-90 MP 145.8 (MTBRM)

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

NA

31°C

87°F

Humidity 30%
Wind Speed WSW 14 MPH
Barometer NA
Dewpoint 11°C (52°F)
Visibility NA
Heat Index29°C (85°F)
Last update 13 Jul 12:31 PM MDT
Extended Forecast for

Potomac MT

Wind Advisory July 14, 09:00pm until July 15, 08:00pm
Click here for hazard details and duration
Wind Advisory

  • This Afternoon

    This Afternoon: Sunny, with a high near 35. West wind 5 to 10 km/h.

    High: 35 °C

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 12. West northwest wind 5 to 10 km/h becoming calm in the evening.

    Low: 12 °C

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 34. Light northwest wind becoming west northwest 19 to 24 km/h in the morning. Winds could gust as high as 34 km/h.

    High: 34 °C

    Sunny

  • Monday Night

    Monday Night: A chance of showers and thunderstorms between midnight and 3am, then a chance of rain after 3am. Partly cloudy, with a low around 9. Northwest wind 21 to 26 km/h becoming east 14 to 19 km/h after midnight. Winds could gust as high as 60 km/h. Chance of precipitation is 30%.

    Low: 9 °C

    Mostly Clear
    then Chance
    Showers

  • Tuesday

    Tuesday: Showers likely and possibly a thunderstorm. Mostly cloudy, with a high near 20. East northeast wind 10 to 16 km/h, with gusts as high as 40 km/h. Chance of precipitation is 70%. New rainfall amounts between 2.5 and 5 mm possible.

    High: 20 °C

    Showers
    Likely

  • Tuesday Night

    Tuesday Night: A 30 percent chance of rain, mainly before midnight. Mostly cloudy, with a low around 6. New precipitation amounts between 2.5 and 5 mm possible.

    Low: 6 °C

    Chance Rain

  • Wednesday

    Wednesday: Mostly sunny, with a high near 27.

    High: 27 °C

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 6.

    Low: 6 °C

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 32.

    High: 32 °C

    Sunny

Detailed Forecast

This Afternoon
Sunny, with a high near 35. West wind 5 to 10 km/h.
Tonight
Mostly clear, with a low around 12. West northwest wind 5 to 10 km/h becoming calm in the evening.
Monday
Sunny, with a high near 34. Light northwest wind becoming west northwest 19 to 24 km/h in the morning. Winds could gust as high as 34 km/h.
Monday Night
A chance of showers and thunderstorms between midnight and 3am, then a chance of rain after 3am. Partly cloudy, with a low around 9. Northwest wind 21 to 26 km/h becoming east 14 to 19 km/h after midnight. Winds could gust as high as 60 km/h. Chance of precipitation is 30%.
Tuesday
Showers likely and possibly a thunderstorm. Mostly cloudy, with a high near 20. East northeast wind 10 to 16 km/h, with gusts as high as 40 km/h. Chance of precipitation is 70%. New rainfall amounts between 2.5 and 5 mm possible.
Tuesday Night
A 30 percent chance of rain, mainly before midnight. Mostly cloudy, with a low around 6. New precipitation amounts between 2.5 and 5 mm possible.
Wednesday
Mostly sunny, with a high near 27.
Wednesday Night
Mostly clear, with a low around 6.
Thursday
Sunny, with a high near 32.
Thursday Night
Mostly clear, with a low around 8.
Friday
Sunny, with a high near 32.
Friday Night
Mostly clear, with a low around 9.
Saturday
Sunny, with a high near 33.
Basemap Options
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Potomac MT
 46.89°N 113.59°W (Elev. 3584 m)
Last Update:
1:00 pm MDT Jul 13, 2025
Forecast Valid:
1pm MDT Jul 13, 2025-6pm MDT Jul 19, 2025
 
Forecast Discussion
 
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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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation