Multnomah Channel - Louse Island Weather Forecast

    • 57
    • 87

    Sunny

    • 56
    • 79

    Mostly Sunny

    • 55
    • 76

    Partly Sunny

    • 54
    • 78

    Partly Sunny

    • 58
    • 71

    Chance Rain

    • 54
    • 71

    Chance Rain

Today 16 Sep Lower Columbia River

Sunny. Highs in the upper 80s. Southeast wind 10 to 15 Mph.

Tonight 16 Sep Lower Columbia River

Mostly clear. Lows in the mid 50s. West wind 5 to 10 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Multnomah Channel - Louse Island Temperature Statistics

September Temperature

Scappoose Industrial Airpark (5.6 miles)

  • Lowest 8 September, 2025

    53.1 °F

  • Average September

    67.3 °F

  • Highest 2 September, 2025

    89.1 °F

Climate (2020–Present)

Scappoose Industrial Airpark (5.6 miles)

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  • Average Low 2020–2025

    44 °F

  • Average 2020–2025

    53.4 °F

  • Average High 2020–2025

    63.3 °F
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