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Watching Hurricane Erin; Heavy Rainfall Threat for Upper Midwest; Heatrisk for Mississippi Valley

Hurricane Erin continues to track westward with its outer bands bringing heavy rainfall and gusty winds for Puerto Rico and US Virgin Islands. Life-threatening surf and rip currents are occurring and will spread across the Atlantic coasts this week. Meanwhile, heavy rainfall and possible flooding are in the forecast for upper Midwest through Monday. Heatrisk continues for the Mississippi Valley. Read More >

Current conditions at

Wallace Viaduct (ITD90)

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

NA

58°F

14°C

Humidity 81%
Wind Speed NE 2 MPH
Barometer NA
Dewpoint 52°F (11°C)
Visibility 1.24 mi
Last update 17 Aug 10:30 PM PDT
Extended Forecast for

4 Miles NW Mullan ID

  • Tonight

    Tonight: Partly cloudy, with a low around 56. Calm wind.

    Low: 56 °F

    Partly Cloudy

  • Monday

    Monday: A 20 percent chance of showers before 11am. Mostly sunny, with a high near 82. Calm wind becoming west around 6 mph in the afternoon.

    High: 82 °F

    Slight Chance
    Showers then
    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 59. Calm wind.

    Low: 59 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 87. Calm wind becoming west around 5 mph in the afternoon.

    High: 87 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 58. West wind around 6 mph becoming calm in the evening.

    Low: 58 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 82.

    High: 82 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 55.

    Low: 55 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 82.

    High: 82 °F

    Sunny

  • Thursday Night

    Thursday Night: Clear, with a low around 55.

    Low: 55 °F

    Clear

Detailed Forecast

Tonight
Partly cloudy, with a low around 56. Calm wind.
Monday
A 20 percent chance of showers before 11am. Mostly sunny, with a high near 82. Calm wind becoming west around 6 mph in the afternoon.
Monday Night
Mostly clear, with a low around 59. Calm wind.
Tuesday
Sunny, with a high near 87. Calm wind becoming west around 5 mph in the afternoon.
Tuesday Night
Mostly clear, with a low around 58. West wind around 6 mph becoming calm in the evening.
Wednesday
Sunny, with a high near 82.
Wednesday Night
Mostly clear, with a low around 55.
Thursday
Sunny, with a high near 82.
Thursday Night
Clear, with a low around 55.
Friday
Sunny, with a high near 87.
Friday Night
Clear, with a low around 57.
Saturday
Sunny, with a high near 90.
Saturday Night
Mostly clear, with a low around 60.
Sunday
Sunny, with a high near 90.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles NW Mullan ID
 47.51°N 115.86°W (Elev. 3399 ft)
Last Update:
10:15 pm PDT Aug 17, 2025
Forecast Valid:
10pm PDT Aug 17, 2025-6pm PDT Aug 24, 2025
 
Forecast Discussion
 
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Additional Resources

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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