Critical Fire Weather in the High Plains and Midwest; Heavy Snow in the Western Mountains and Northern Plains

Gusty winds and low relative humidity will bring critical fire weather to the central/southern High Plains and portions of the Midwest. Two Pacific storms will continue to bring heavy mountain snow and gusty winds to the western U.S. through Thursday. A swath of wintry weather, including heavy snow and a wintry mix, is expected from the Northern Plains to New England. Read More >

Current conditions at

Wallace Viaduct (ITD90)

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

unknown precip

31°F

-1°C

Humidity 82%
Wind Speed SSW 3 MPH
Barometer NA
Dewpoint 26°F (-3°C)
Visibility 1.24 mi
Last update 18 Feb 02:45 PM PST
Extended Forecast for

12 Miles SSW Wallace ID

Winter Weather Advisory February 18, 03:13pm until February 18, 10:00pm
Click here for hazard details and duration
Winter Weather Advisory
  •  
    Winter Weather Advisory February 18, 03:13pm until February 18, 10:00pm

    NOW until 10:00pm Wed

    Winter Weather Advisory

  • This Afternoon

    High: 24 °F

    Snow Likely

  • Tonight

    Tonight: A 30 percent chance of snow, mainly before 7pm.  Mostly cloudy, with a low around 16. Southwest wind around 6 mph becoming east after midnight.  New snow accumulation of less than a half inch possible.

    Low: 16 °F

    Chance Snow

  • Thursday

    Thursday: A 30 percent chance of snow, mainly between 10am and 4pm.  Mostly sunny, with a high near 28. East wind around 6 mph becoming south in the afternoon.  New snow accumulation of less than a half inch possible.

    High: 28 °F

    Chance Snow

  • Thursday Night

    Thursday Night: Snow likely, mainly after 4am.  Mostly cloudy, with a low around 19. Calm wind becoming south around 5 mph after midnight.  Chance of precipitation is 60%. New snow accumulation of less than one inch possible.

    Low: 19 °F

    Snow Likely

  • Friday

    Friday: Snow, mainly before 4pm.  High near 25. West wind around 7 mph.  Chance of precipitation is 80%. New snow accumulation of around an inch possible.

    High: 25 °F

    Snow

  • Friday Night

    Friday Night: A 20 percent chance of snow before 10pm.  Mostly cloudy, with a low around 17.

    Low: 17 °F

    Slight Chance
    Snow then
    Mostly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 33.

    High: 33 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 20.

    Low: 20 °F

    Partly Cloudy

Detailed Forecast

This Afternoon
Snow likely, mainly before 4pm. Mostly cloudy, with a high near 24. West wind around 7 mph. Chance of precipitation is 70%. Total daytime snow accumulation of 1 to 2 inches possible.
Tonight
A 30 percent chance of snow, mainly before 7pm. Mostly cloudy, with a low around 16. Southwest wind around 6 mph becoming east after midnight. New snow accumulation of less than a half inch possible.
Thursday
A 30 percent chance of snow, mainly between 10am and 4pm. Mostly sunny, with a high near 28. East wind around 6 mph becoming south in the afternoon. New snow accumulation of less than a half inch possible.
Thursday Night
Snow likely, mainly after 4am. Mostly cloudy, with a low around 19. Calm wind becoming south around 5 mph after midnight. Chance of precipitation is 60%. New snow accumulation of less than one inch possible.
Friday
Snow, mainly before 4pm. High near 25. West wind around 7 mph. Chance of precipitation is 80%. New snow accumulation of around an inch possible.
Friday Night
A 20 percent chance of snow before 10pm. Mostly cloudy, with a low around 17.
Saturday
Mostly sunny, with a high near 33.
Saturday Night
Partly cloudy, with a low around 20.
Sunday
A 20 percent chance of snow after 10am. Partly sunny, with a high near 36.
Sunday Night
Snow likely, mainly after 4am. Mostly cloudy, with a low around 29. Chance of precipitation is 60%.
Monday
Snow. High near 38. Chance of precipitation is 80%.
Monday Night
Snow. Low around 30. Chance of precipitation is 80%.
Tuesday
Snow likely. Mostly cloudy, with a high near 33. Chance of precipitation is 70%.
Tuesday Night
Snow likely. Mostly cloudy, with a low around 27. Chance of precipitation is 60%.
Wednesday
Snow likely. Mostly cloudy, with a high near 34. Chance of precipitation is 70%.
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ABOUT THIS FORECAST

 
Point Forecast:
12 Miles SSW Wallace ID
 47.32°N 116.03°W (Elev. 4747 ft)
2:47 pm PST Feb 18, 2026
3pm PST Feb 18, 2026-6pm PST Feb 25, 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