Heavy Great Lakes Snow through Friday; Watching Potential for Major Winter Storm Late Week into this Weekend

Heavy lake effect snow will continue in the Great Lakes into Wednesday before another storm brings a widespread general snow followed by another round of heavy lake effect snow. A wide-ranging winter storm will produce great swaths of heavy snow, sleet, and treacherous freezing rain from the southern Rockies/Plains and Mid-South starting Friday and shifting toward the East Coast through Sunday. Read More >

Current conditions at

Black Lake (ITDA5)

Lat: 47.429°NLon: 116.628°WElev: 2744.0ft.

NA

28°F

-2°C

Humidity 88%
Wind Speed W 2 MPH
Barometer NA
Dewpoint 25°F (-4°C)
Visibility 1.24 mi
Last update 20 Jan 09:15 AM PST
Extended Forecast for

Harrison ID

Air Stagnation Advisory January 20, 09:44am until January 20, 04:00pm
Click here for hazard details and duration
Air Stagnation Advisory
  •  
    Air Stagnation Advisory January 20, 09:44am until January 20, 04:00pm

    NOW until 4:00pm Tue

    Air Stagnation Advisory

  • Today

    High: 31 °F

    Partly Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 23. Calm wind.

    Low: 23 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 36. Calm wind.

    High: 36 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 23. Calm wind.

    Low: 23 °F

    Mostly Cloudy

  • Thursday

    Thursday: Mostly cloudy, with a high near 36. Calm wind.

    High: 36 °F

    Mostly Cloudy

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 22.

    Low: 22 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 35.

    High: 35 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 19.

    Low: 19 °F

    Mostly Clear

Detailed Forecast

Today
Partly sunny, with a high near 31. Calm wind.
Tonight
Partly cloudy, with a low around 23. Calm wind.
Wednesday
Partly sunny, with a high near 36. Calm wind.
Wednesday Night
Mostly cloudy, with a low around 23. Calm wind.
Thursday
Mostly cloudy, with a high near 36. Calm wind.
Thursday Night
Partly cloudy, with a low around 22.
Friday
Mostly sunny, with a high near 35.
Friday Night
Mostly clear, with a low around 19.
Saturday
Mostly sunny, with a high near 35.
Saturday Night
A 10 percent chance of snow after 4am. Mostly cloudy, with a low around 22.
Sunday
A 30 percent chance of snow. Mostly cloudy, with a high near 37.
Sunday Night
A chance of rain and snow. Snow level 2200 feet. Mostly cloudy, with a low around 28. Chance of precipitation is 40%.
Monday
A chance of rain and snow. Snow level 2300 feet rising to 2900 feet in the afternoon. Mostly cloudy, with a high near 40. Chance of precipitation is 40%.
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ABOUT THIS FORECAST

 
Point Forecast:
Harrison ID
 47.46°N 116.78°W (Elev. 2129 ft)
8:52 am PST Jan 20, 2026
9am PST Jan 20, 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