Lake-effect Snow and Whiteout Conditions in the Great Lakes Region; Below-average Temperatures in the East

Heavy lake-effect and lake-enhanced snow will persist downwind of the Great Lakes and produce some whiteout conditions that could cause difficult travel conditions. A coastal low will produce moderate to heavy snow over parts of southern and eastern New England into the afternoon. Below average temperatures are expected across the eastern U.S., particularly with chilly morning temperatures. Read More >

Current conditions at

Mt. Margaret (ITDD1)

Lat: 46.93189°NLon: 116.69939°WElev: 2621.0ft.

NA

27°F

-3°C

Humidity 84%
Wind Speed ESE 3 MPH
Barometer NA
Dewpoint 23°F (-5°C)
Visibility 1.24 mi
Last update 19 Jan 10:15 PM PST
Extended Forecast for

12 Miles ENE Onaway ID

Air Stagnation Advisory January 19, 10:36pm until January 20, 04:00pm
Click here for hazard details and duration
Air Stagnation Advisory
  •  
    Air Stagnation Advisory January 19, 10:36pm until January 20, 04:00pm

    NOW until 4:00pm Tue

    Air Stagnation Advisory

  • Tonight

    Low: 25 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Cloudy through mid morning, then gradual clearing, with a high near 38. Calm wind.

    High: 38 °F

    Becoming
    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 22. Calm wind.

    Low: 22 °F

    Mostly Clear

  • Wednesday

    Wednesday: Mostly sunny, with a high near 37. Calm wind.

    High: 37 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 25. Calm wind.

    Low: 25 °F

    Mostly Cloudy

  • Thursday

    Thursday: Mostly cloudy, with a high near 36.

    High: 36 °F

    Mostly Cloudy

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 21.

    Low: 21 °F

    Mostly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 34.

    High: 34 °F

    Mostly Sunny

Detailed Forecast

Tonight
Mostly cloudy, with a low around 25. Calm wind.
Tuesday
Cloudy through mid morning, then gradual clearing, with a high near 38. Calm wind.
Tuesday Night
Mostly clear, with a low around 22. Calm wind.
Wednesday
Mostly sunny, with a high near 37. Calm wind.
Wednesday Night
Mostly cloudy, with a low around 25. Calm wind.
Thursday
Mostly cloudy, with a high near 36.
Thursday Night
Mostly cloudy, with a low around 21.
Friday
Mostly sunny, with a high near 34.
Friday Night
Partly cloudy, with a low around 20.
Saturday
A 20 percent chance of snow. Mostly sunny, with a high near 34.
Saturday Night
A 20 percent chance of snow. Mostly cloudy, with a low around 25.
Sunday
A 40 percent chance of snow. Mostly cloudy, with a high near 37.
Sunday Night
A 40 percent chance of snow. Mostly cloudy, with a low around 30.
Monday
A chance of rain and snow. Snow level 3100 feet. Partly sunny, with a high near 40. Chance of precipitation is 40%.
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ABOUT THIS FORECAST

 
Point Forecast:
12 Miles ENE Onaway ID
 46.98°N 116.64°W (Elev. 3002 ft)
9:02 pm PST Jan 19, 2026
10pm PST Jan 19, 2026-6pm PST Jan 26, 2026
 
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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