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

Major Winter Storm to Impact the Mid-Atlantic and Northeast; Inclement Weather in the Pacific Northwest

A major winter storm is expected to bring heavy snow, strong winds, and coastal flooding across the Mid-Atlantic and Northeast that may cause impossible travel conditions and power outages. Blizzard conditions are possible along the Northeastern Seaboard. Wet weather and strong winds return to the Pacific Northwest and north-central California. Read More >

Current conditions at

Bearmouth I-90 MP 145.8 (MTBRM)

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

NA

22°F

-6°C

Humidity 98%
Wind Speed ESE 0 MPH
Barometer NA
Dewpoint 22°F (-6°C)
Visibility NA
Last update 23 Feb 06:15 AM MST
Extended Forecast for

Potomac MT

  • Today

    Today: A chance of rain and snow before 11am, then rain likely. Snow level rising to 5900 feet in the afternoon. Mostly cloudy, with a high near 47. Calm wind becoming west southwest 5 to 7 mph in the afternoon. Winds could gust as high as 21 mph. Chance of precipitation is 70%. Little or no snow accumulation expected.

    High: 47 °F

    Chance
    Rain/Snow
    then Rain
    Likely

  • Tonight

    Tonight: Rain likely before 8pm, then rain, possibly mixed with snow. Snow level 5500 feet lowering to 3900 feet after midnight . Low around 31. West southwest wind around 6 mph becoming calm in the evening. Chance of precipitation is 90%. New snow accumulation of less than one inch possible.

    Low: 31 °F

    Rain/Snow

  • Tuesday

    Tuesday: Rain and snow before 8am, then snow between 8am and 11am, then rain and snow after 11am. Snow level rising to 4900 feet in the afternoon. High near 41. Light west southwest wind. Chance of precipitation is 80%. New snow accumulation of less than a half inch possible.

    High: 41 °F

    Rain/Snow

  • Tuesday Night

    Tuesday Night: Rain before 11pm, then rain and snow. Snow level 5100 feet lowering to 3900 feet after midnight . Low around 31. Calm wind becoming west southwest around 6 mph after midnight. Chance of precipitation is 90%. New snow accumulation of less than a half inch possible.

    Low: 31 °F

    Rain/Snow

  • Wednesday

    Wednesday: Snow likely, mainly before 11am. Partly sunny, with a high near 40. West wind 7 to 13 mph, with gusts as high as 30 mph. Chance of precipitation is 70%. New snow accumulation of less than a half inch possible.

    High: 40 °F

    Snow Likely
    then Chance
    Snow

  • Wednesday Night

    Wednesday Night: A 20 percent chance of snow. Partly cloudy, with a low around 25.

    Low: 25 °F

    Slight Chance
    Snow

  • Thursday

    Thursday: A 20 percent chance of snow. Mostly sunny, with a high near 44.

    High: 44 °F

    Slight Chance
    Snow

  • Thursday Night

    Thursday Night: A slight chance of snow before 8pm, then a slight chance of rain and snow between 8pm and 11pm, then a slight chance of snow after 11pm. Partly cloudy, with a low around 29.

    Low: 29 °F

    Slight Chance
    Rain/Snow
    then Slight
    Chance Snow

  • Friday

    Friday: A chance of snow. Partly sunny, with a high near 43.

    High: 43 °F

    Chance Snow

Detailed Forecast

Today
A chance of rain and snow before 11am, then rain likely. Snow level rising to 5900 feet in the afternoon. Mostly cloudy, with a high near 47. Calm wind becoming west southwest 5 to 7 mph in the afternoon. Winds could gust as high as 21 mph. Chance of precipitation is 70%. Little or no snow accumulation expected.
Tonight
Rain likely before 8pm, then rain, possibly mixed with snow. Snow level 5500 feet lowering to 3900 feet after midnight . Low around 31. West southwest wind around 6 mph becoming calm in the evening. Chance of precipitation is 90%. New snow accumulation of less than one inch possible.
Tuesday
Rain and snow before 8am, then snow between 8am and 11am, then rain and snow after 11am. Snow level rising to 4900 feet in the afternoon. High near 41. Light west southwest wind. Chance of precipitation is 80%. New snow accumulation of less than a half inch possible.
Tuesday Night
Rain before 11pm, then rain and snow. Snow level 5100 feet lowering to 3900 feet after midnight . Low around 31. Calm wind becoming west southwest around 6 mph after midnight. Chance of precipitation is 90%. New snow accumulation of less than a half inch possible.
Wednesday
Snow likely, mainly before 11am. Partly sunny, with a high near 40. West wind 7 to 13 mph, with gusts as high as 30 mph. Chance of precipitation is 70%. New snow accumulation of less than a half inch possible.
Wednesday Night
A 20 percent chance of snow. Partly cloudy, with a low around 25.
Thursday
A 20 percent chance of snow. Mostly sunny, with a high near 44.
Thursday Night
A slight chance of snow before 8pm, then a slight chance of rain and snow between 8pm and 11pm, then a slight chance of snow after 11pm. Partly cloudy, with a low around 29.
Friday
A chance of snow. Partly sunny, with a high near 43.
Friday Night
A chance of snow. Mostly cloudy, with a low around 20.
Saturday
A chance of snow. Partly sunny, with a high near 40.
Saturday Night
A slight chance of snow. Partly cloudy, with a low around 16.
Sunday
A slight chance of snow. Mostly sunny, with a high near 41.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Potomac MT
 46.89°N 113.56°W (Elev. 3707 ft)
Last Update:
1:01 am MST Feb 23, 2026
Forecast Valid:
6am MST Feb 23, 2026-6pm MST Mar 1, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation