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

Tracking Winter Weather and Frigid Temperatures This Weekend

Another clipper will drop into the Northern Plains and Upper Midwest into Sunday with snow and gusty winds contributing to some areas of blizzard conditions and snow squalls. Impactful snowfall will occur up and down the East Coast Sunday extending from the western Florida Panhandle to Maine. Read More >

Hazardous Weather Conditions

Current conditions at

Wallace Viaduct (ITD90)

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

NA

24°F

-4°C

Humidity 87%
Wind Speed ENE 4 MPH
Barometer NA
Dewpoint 21°F (-6°C)
Visibility 1.24 mi
Wind Chill19°F (-7°C)
Last update 18 Jan 05:15 AM PST
Extended Forecast for

8 Miles SSW Wallace ID

Air Stagnation Advisory January 18, 05:43am until January 20, 04:00pm
Click here for hazard details and duration
Air Stagnation Advisory
  •  
    Air Stagnation Advisory January 18, 05:43am until January 20, 04:00pm

    NOW until 4:00pm Tue

    Air Stagnation Advisory

  • Today

    High: 29 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 21. Northeast wind around 7 mph.

    Low: 21 °F

    Mostly Clear

  • M.L.King Day

    M.L.King Day: Sunny, with a high near 29. Southeast wind around 6 mph becoming west in the afternoon.

    High: 29 °F

    Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 22. South wind around 7 mph.

    Low: 22 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 31. Southeast wind around 6 mph becoming west in the afternoon.

    High: 31 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 21.

    Low: 21 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 31.

    High: 31 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 22.

    Low: 22 °F

    Mostly Cloudy

Detailed Forecast

Today
Sunny, with a high near 29. East wind 5 to 7 mph.
Tonight
Mostly clear, with a low around 21. Northeast wind around 7 mph.
M.L.King Day
Sunny, with a high near 29. Southeast wind around 6 mph becoming west in the afternoon.
Monday Night
Mostly cloudy, with a low around 22. South wind around 7 mph.
Tuesday
Mostly sunny, with a high near 31. Southeast wind around 6 mph becoming west in the afternoon.
Tuesday Night
Partly cloudy, with a low around 21.
Wednesday
Partly sunny, with a high near 31.
Wednesday Night
Mostly cloudy, with a low around 22.
Thursday
A 10 percent chance of snow after 4pm. Mostly cloudy, with a high near 29.
Thursday Night
Snow likely, mainly after 4am. Mostly cloudy, with a low around 23. Chance of precipitation is 60%.
Friday
Snow likely. The snow could be heavy at times. Mostly cloudy, with a high near 24. Chance of precipitation is 60%.
Friday Night
Snow likely. Mostly cloudy, with a low around 13. Chance of precipitation is 60%.
Saturday
Snow likely. Mostly cloudy, with a high near 18. Chance of precipitation is 70%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
8 Miles SSW Wallace ID
 47.35°N 115.98°W (Elev. 5272 ft)
Last Update:
3:07 am PST Jan 18, 2026
Forecast Valid:
5am PST Jan 18, 2026-6pm PST Jan 24, 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