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

Wallace Viaduct (ITD90)

Lat: 47.47432°NLon: 115.90816°WElev: 2792.0ft.

NA

26°F

-3°C

Humidity 93%
Wind Speed NE 1 MPH
Barometer NA
Dewpoint 24°F (-4°C)
Visibility 1.24 mi
Last update 20 Jan 05:00 PM PST
Extended Forecast for

Wallace ID

  • Tonight

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

    Low: 23 °F

    Mostly Cloudy

  • Wednesday

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

    High: 36 °F

    Mostly Cloudy

  • Wednesday Night

    Wednesday Night: Cloudy, then gradually becoming partly cloudy, with a low around 21. Calm wind.

    Low: 21 °F

    Decreasing
    Clouds

  • Thursday

    Thursday: Sunny, with a high near 35. Calm wind.

    High: 35 °F

    Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 15. Calm wind.

    Low: 15 °F

    Partly Cloudy

  • Friday

    Friday: Sunny, with a high near 31.

    High: 31 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 14.

    Low: 14 °F

    Mostly Clear

  • Saturday

    Saturday: Mostly sunny, with a high near 33.

    High: 33 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 17.

    Low: 17 °F

    Partly Cloudy

Detailed Forecast

Tonight
Mostly cloudy, with a low around 23. Calm wind.
Wednesday
Mostly cloudy, with a high near 36. Calm wind.
Wednesday Night
Cloudy, then gradually becoming partly cloudy, with a low around 21. Calm wind.
Thursday
Sunny, with a high near 35. Calm wind.
Thursday Night
Partly cloudy, with a low around 15. Calm wind.
Friday
Sunny, with a high near 31.
Friday Night
Mostly clear, with a low around 14.
Saturday
Mostly sunny, with a high near 33.
Saturday Night
Partly cloudy, with a low around 17.
Sunday
Mostly sunny, with a high near 36.
Sunday Night
A 30 percent chance of snow. Mostly cloudy, with a low around 22.
Monday
A chance of rain and snow. Partly sunny, with a high near 37. Chance of precipitation is 40%.
Monday Night
A slight chance of rain and snow. Mostly cloudy, with a low around 26. Chance of precipitation is 20%.
Tuesday
A slight chance of rain and snow. Snow level rising to 3400 feet in the afternoon. Partly sunny, with a high near 40. Chance of precipitation is 20%.
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ABOUT THIS FORECAST

 
Point Forecast:
Wallace ID
 47.46°N 115.94°W (Elev. 2999 ft)
3:02 pm PST Jan 20, 2026
5pm PST Jan 20, 2026-6pm PST Jan 27, 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