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

Tracking a Strong Cold Front Crossing the Central to Eastern States into the Weekend

A strong cold front travels across the Plains Friday, Great Lakes to Gulf Coast Saturday, then arrives at the East Coast on Sunday with areas of showers and storms expected. Cold high pressure in the wake of the front will bring areas of gusty winds and snow to the Rockies and Northern Plains Friday into Saturday. Severe thunderstorms will be possible late Saturday from east Texas into the South. Read More >

Hazardous Weather Conditions

Current conditions at

Bearmouth I-90 MP 145.8 (MTBRM)

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

NA

29°F

-2°C

Humidity 74%
Wind Speed SW 1 MPH
Barometer NA
Dewpoint 21°F (-6°C)
Visibility NA
Last update 07 Dec 10:00 PM MST
Extended Forecast for

Potomac MT

Winter Weather Advisory until December 8, 09:00am
Click here for hazard details and duration
Winter Weather Advisory
  •  
    Winter Weather Advisory until December 8, 09:00am

    NOW until
    9:00am Fri

    Winter Weather Advisory

  • Tonight

    Tonight: Snow likely, mainly after 11pm. Mostly cloudy, with a low around 24. Light northwest wind becoming west southwest 5 to 9 mph after midnight. Chance of precipitation is 60%. Total nighttime snow accumulation of less than a half inch possible.

    Snow Likely

    Low: 24 °F

  • Friday

    Friday: Snow likely. Mostly cloudy, with a high near 35. West wind 9 to 14 mph, with gusts as high as 20 mph. Chance of precipitation is 70%. New snow accumulation of less than a half inch possible.

    Snow Likely

    High: 35 °F

  • Friday
    Night

    Friday Night: Mostly cloudy, with a low around 17. West southwest wind 5 to 9 mph.

    Mostly Cloudy

    Low: 17 °F

  • Saturday

    Saturday: Partly sunny, with a high near 33. Calm wind becoming southwest around 5 mph in the afternoon.

    Partly Sunny

    High: 33 °F

  • Saturday
    Night

    Saturday Night: A 50 percent chance of snow after 11pm. Mostly cloudy, with a low around 22. Calm wind becoming southwest around 5 mph in the evening. New snow accumulation of less than a half inch possible.

    Chance Snow

    Low: 22 °F

  • Sunday

    Sunday: Snow likely. Mostly cloudy, with a high near 34. Chance of precipitation is 70%. New snow accumulation of less than a half inch possible.

    Snow Likely

    High: 34 °F

  • Sunday
    Night

    Sunday Night: Snow likely. Mostly cloudy, with a low around 28. Chance of precipitation is 70%. New snow accumulation of less than a half inch possible.

    Snow Likely

    Low: 28 °F

  • Monday

    Monday: Snow likely. Mostly cloudy, with a high near 33.

    Snow Likely

    High: 33 °F

Detailed Forecast

Tonight
Snow likely, mainly after 11pm. Mostly cloudy, with a low around 24. Light northwest wind becoming west southwest 5 to 9 mph after midnight. Chance of precipitation is 60%. Total nighttime snow accumulation of less than a half inch possible.
Friday
Snow likely. Mostly cloudy, with a high near 35. West wind 9 to 14 mph, with gusts as high as 20 mph. Chance of precipitation is 70%. New snow accumulation of less than a half inch possible.
Friday Night
Mostly cloudy, with a low around 17. West southwest wind 5 to 9 mph.
Saturday
Partly sunny, with a high near 33. Calm wind becoming southwest around 5 mph in the afternoon.
Saturday Night
A 50 percent chance of snow after 11pm. Mostly cloudy, with a low around 22. Calm wind becoming southwest around 5 mph in the evening. New snow accumulation of less than a half inch possible.
Sunday
Snow likely. Mostly cloudy, with a high near 34. Chance of precipitation is 70%. New snow accumulation of less than a half inch possible.
Sunday Night
Snow likely. Mostly cloudy, with a low around 28. Chance of precipitation is 70%. New snow accumulation of less than a half inch possible.
Monday
Snow likely. Mostly cloudy, with a high near 33.
Monday Night
A chance of snow, mainly before 11pm. Mostly cloudy, with a low around 25.
Tuesday
Partly sunny, with a high near 39.
Tuesday Night
Partly cloudy, with a low around 19.
Wednesday
Mostly sunny, with a high near 39.
Wednesday Night
Mostly clear, with a low around 17.
Thursday
Mostly sunny, with a high near 38.
Click Map For Forecast
Disclaimer
Map Legend
Point Forecast:
Potomac MT
 46.89°N 113.59°W (Elev. 3589 ft)
Last Update:
2:40 pm MST Dec 7, 2023
Forecast Valid:
10pm MST Dec 7, 2023-6pm MST Dec 14, 2023
 
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Additional Resources

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation