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

Wallace Viaduct (ITD90)

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

NA

46°F

8°C

Humidity 80%
Wind Speed NNE 2 MPH
Barometer NA
Dewpoint 40°F (4°C)
Visibility 1.24 mi
Last update 20 Apr 11:45 PM PDT
Extended Forecast for

Wallace ID

  • Overnight

    Overnight: Partly cloudy, with a low around 48. Calm wind.

    Low: 48 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Sunny, with a high near 79. Light and variable wind.

    High: 79 °F

    Sunny

  • Tuesday Night

    Tuesday Night: A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 5am. Low around 45. Calm wind. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 45 °F

    Chance
    Showers then
    Showers

  • Wednesday

    Wednesday: Showers and possibly a thunderstorm before 8am, then rain after 8am. High near 53. Southwest wind 3 to 6 mph. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.

    High: 53 °F

    Showers

  • Wednesday Night

    Wednesday Night: Rain and snow before 2am, then a chance of rain between 2am and 5am, then a chance of rain and snow after 5am. Snow level 5400 feet lowering to 4400 feet after midnight . Low around 36. Southwest wind around 6 mph. Chance of precipitation is 80%. Little or no snow accumulation expected.

    Low: 36 °F

    Rain/Snow
    then Chance
    Rain/Snow

  • Thursday

    Thursday: Rain likely, possibly mixed with snow before 8am, then rain. Some thunder is also possible. Snow level 3900 feet. High near 49. Chance of precipitation is 80%. Little or no snow accumulation expected.

    High: 49 °F

    Rain/Snow
    then Showers

  • Thursday Night

    Thursday Night: A chance of rain before 11pm, then a chance of rain and snow between 11pm and 5am, then a chance of snow after 5am. Snow level 4200 feet lowering to 3300 feet. Mostly cloudy, with a low around 31. Chance of precipitation is 40%. Little or no snow accumulation expected.

    Low: 31 °F

    Chance
    Rain/Snow

  • Friday

    Friday: A chance of snow before 8am, then a chance of rain and snow. Snow level rising to 3500 feet in the afternoon. Partly sunny, with a high near 50. Chance of precipitation is 40%.

    High: 50 °F

    Chance
    Rain/Snow

  • Friday Night

    Friday Night: Partly cloudy, with a low around 31.

    Low: 31 °F

    Partly Cloudy

Detailed Forecast

Overnight
Partly cloudy, with a low around 48. Calm wind.
Tuesday
Sunny, with a high near 79. Light and variable wind.
Tuesday Night
A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 5am. Low around 45. Calm wind. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Wednesday
Showers and possibly a thunderstorm before 8am, then rain after 8am. High near 53. Southwest wind 3 to 6 mph. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.
Wednesday Night
Rain and snow before 2am, then a chance of rain between 2am and 5am, then a chance of rain and snow after 5am. Snow level 5400 feet lowering to 4400 feet after midnight . Low around 36. Southwest wind around 6 mph. Chance of precipitation is 80%. Little or no snow accumulation expected.
Thursday
Rain likely, possibly mixed with snow before 8am, then rain. Some thunder is also possible. Snow level 3900 feet. High near 49. Chance of precipitation is 80%. Little or no snow accumulation expected.
Thursday Night
A chance of rain before 11pm, then a chance of rain and snow between 11pm and 5am, then a chance of snow after 5am. Snow level 4200 feet lowering to 3300 feet. Mostly cloudy, with a low around 31. Chance of precipitation is 40%. Little or no snow accumulation expected.
Friday
A chance of snow before 8am, then a chance of rain and snow. Snow level rising to 3500 feet in the afternoon. Partly sunny, with a high near 50. Chance of precipitation is 40%.
Friday Night
Partly cloudy, with a low around 31.
Saturday
Mostly sunny, with a high near 55.
Saturday Night
Mostly clear, with a low around 32.
Sunday
Sunny, with a high near 58.
Sunday Night
Partly cloudy, with a low around 36.
Monday
A 20 percent chance of rain. Snow level 4200 feet rising to 5700 feet in the afternoon. Mostly sunny, with a high near 61.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Wallace ID
 47.46°N 115.94°W (Elev. 2999 ft)
Last Update:
11:31 pm PDT Apr 20, 2026
Forecast Valid:
12am PDT Apr 21, 2026-6pm PDT Apr 27, 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