Lake Effect Snow Along Eastern Great Lakes; Critical Fire Weather in Texas

As a potent winter storm moves off the coast of New England, heavy snow will be possible in its wake downwind of the eastern Great Lakes through Monday night and into Tuesday. A quick-hitting winter storm will bring strong winds and snow to the northern Plains and Upper Great Lakes Tuesday. Strong winds and dry conditions will result in critical fire weather conditions in the southern Plains. Read More >

Current conditions at

Bearmouth I-90 MP 145.8 (MTBRM)

Lat: 46.71854°NLon: 113.29534°WElev: 3901ft.

unknown precip

-2°C

28°F

Humidity 83%
Wind Speed SW 3 MPH
Barometer NA
Dewpoint -5°C (23°F)
Visibility NA
Last update 17 Jan 10:00 PM MST
Extended Forecast for

Potomac MT

Winter Weather Advisory January 18, 05:00am until January 19, 05:00am
Click here for hazard details and duration
Winter Weather Advisory
  • Tonight

    Tonight: A slight chance of rain, snow, and freezing rain before 11pm, then a slight chance of snow.  Mostly cloudy, with a low around -3. Calm wind.  Chance of precipitation is 20%.

    Slight Chance
    Wintry Mix
    then Slight
    Chance Snow

    Low: -3 °C

  • Tuesday

    Tuesday: Snow likely before 11am, then rain and snow likely between 11am and 4pm, then snow likely after 4pm.  Mostly cloudy, with a high near 3. Calm wind.  Chance of precipitation is 70%. New snow accumulation of less than one centimeter possible.

    Rain/Snow
    Likely

    High: 3 °C

  • Tuesday
    Night

    Tuesday Night: Snow likely, mainly before 11pm.  Snow level 2200 meters lowering to 1100 meters after midnight . Mostly cloudy, with a low around -7. Calm wind.  Chance of precipitation is 60%. New snow accumulation of 1 to 2 centimeters possible.

    Snow Likely

    Low: -7 °C

  • Wednesday

    Wednesday: A 20 percent chance of snow before 11am.  Mostly cloudy, with a high near 1. Calm wind.

    Slight Chance
    Snow then
    Mostly Cloudy

    High: 1 °C

  • Wednesday
    Night

    Wednesday Night: Mostly cloudy, with a low around -5. Calm wind.

    Mostly Cloudy

    Low: -5 °C

  • Thursday

    Thursday: A chance of snow before 2pm, then a chance of rain and snow.  Mostly cloudy, with a high near 4. Chance of precipitation is 50%. New snow accumulation of less than a half centimeter possible.

    Chance Snow
    then Chance
    Rain/Snow

    High: 4 °C

  • Thursday
    Night

    Thursday Night: Rain likely before 11pm, then a chance of rain and snow between 11pm and 2am, then a chance of snow after 2am.  Mostly cloudy, with a low around -2. Chance of precipitation is 70%. Little or no snow accumulation expected.

    Rain/Snow
    Likely

    Low: -2 °C

  • Friday

    Friday: A chance of snow before 11am.  Mostly cloudy, with a high near 3.

    Chance Snow
    then Mostly
    Cloudy

    High: 3 °C

  • Friday
    Night

    Friday Night: Mostly cloudy, with a low around -7.

    Mostly Cloudy

    Low: -7 °C

Detailed Forecast

Tonight
A slight chance of rain, snow, and freezing rain before 11pm, then a slight chance of snow. Mostly cloudy, with a low around -3. Calm wind. Chance of precipitation is 20%.
Tuesday
Snow likely before 11am, then rain and snow likely between 11am and 4pm, then snow likely after 4pm. Mostly cloudy, with a high near 3. Calm wind. Chance of precipitation is 70%. New snow accumulation of less than one centimeter possible.
Tuesday Night
Snow likely, mainly before 11pm. Snow level 2200 meters lowering to 1100 meters after midnight . Mostly cloudy, with a low around -7. Calm wind. Chance of precipitation is 60%. New snow accumulation of 1 to 2 centimeters possible.
Wednesday
A 20 percent chance of snow before 11am. Mostly cloudy, with a high near 1. Calm wind.
Wednesday Night
Mostly cloudy, with a low around -5. Calm wind.
Thursday
A chance of snow before 2pm, then a chance of rain and snow. Mostly cloudy, with a high near 4. Chance of precipitation is 50%. New snow accumulation of less than a half centimeter possible.
Thursday Night
Rain likely before 11pm, then a chance of rain and snow between 11pm and 2am, then a chance of snow after 2am. Mostly cloudy, with a low around -2. Chance of precipitation is 70%. Little or no snow accumulation expected.
Friday
A chance of snow before 11am. Mostly cloudy, with a high near 3.
Friday Night
Mostly cloudy, with a low around -7.
Saturday
Mostly sunny, with a high near 2.
Saturday Night
Partly cloudy, with a low around -8.
Sunday
Mostly sunny, with a high near 3.
Sunday Night
Partly cloudy, with a low around -7.
Monday
Partly sunny, with a high near 3.
Click Map For Forecast
Point Forecast:
Potomac MT
 46.89°N 113.59°W (Elev. 1094 m)
3:00 pm MST Jan 17, 2022
10pm MST Jan 17, 2022-6pm MST Jan 24, 2022
 
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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