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

Excessive Rainfall and Significant Flooding in the Upper Midwest This Weekend

Heavy to excessive rainfall is expected over the weekend across eastern Iowa, northern Missouri, northwest Illinois and southern Wisconsin. Numerous flash floods, some with significant impacts, are expected in these areas. Heaviest rainfall will occur overnight Saturday and Sunday, so be sure to have multiple ways to receive warnings. Read More >

Hazardous Weather Conditions

Current conditions at

Wallace Viaduct (ITD90)

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

NA

53°F

12°C

Humidity 89%
Wind Speed NNE 1 MPH
Barometer NA
Dewpoint 50°F (10°C)
Visibility 1.24 mi
Last update 09 Aug 12:30 AM PDT
Extended Forecast for

Wallace ID

Heat Advisory August 11, 12:00pm until August 12, 08:00pm
Click here for hazard details and duration
Heat Advisory

  • Overnight

    Overnight: Partly cloudy, with a steady temperature around 58. Calm wind.

    Low: 58 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 81. Calm wind becoming northwest around 6 mph in the afternoon.

    High: 81 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 58. Light and variable wind.

    Low: 58 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 86. Calm wind becoming west around 6 mph in the afternoon.

    High: 86 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 62. West wind around 6 mph becoming calm in the evening.

    Low: 62 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 90.

    High: 90 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 63.

    Low: 63 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 92.

    High: 92 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 62.

    Low: 62 °F

    Mostly Clear

Detailed Forecast

Overnight
Partly cloudy, with a steady temperature around 58. Calm wind.
Saturday
Mostly sunny, with a high near 81. Calm wind becoming northwest around 6 mph in the afternoon.
Saturday Night
Mostly clear, with a low around 58. Light and variable wind.
Sunday
Sunny, with a high near 86. Calm wind becoming west around 6 mph in the afternoon.
Sunday Night
Mostly clear, with a low around 62. West wind around 6 mph becoming calm in the evening.
Monday
Sunny, with a high near 90.
Monday Night
Mostly clear, with a low around 63.
Tuesday
Sunny, with a high near 92.
Tuesday Night
Mostly clear, with a low around 62.
Wednesday
Sunny, with a high near 85.
Wednesday Night
Mostly clear, with a low around 57.
Thursday
Mostly sunny, with a high near 77.
Thursday Night
Partly cloudy, with a low around 55.
Friday
Mostly sunny, with a high near 74.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Wallace ID
 47.48°N 115.94°W (Elev. 3494 ft)
Last Update:
10:15 pm PDT Aug 8, 2025
Forecast Valid:
12am PDT Aug 9, 2025-6pm PDT Aug 15, 2025
 
Forecast Discussion
 
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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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation