Wallace Slough - Wallace Island Weather Forecast

    • 38
    • 52

    Rain Showers

    • 36
    • 53

    Partly Sunny

    • 37
    • 53

    Partly Sunny

    • 40
    • 52

    Rain Likely

    • 39
    • 48

    Rain Likely

    • 36
    • 49

    Rain Likely

Today 9 Feb Lower Columbia River

A slight chance of Thunderstorms late this morning. Showers likely. Highs in the lower 50s. Winds light. Chance of rain 70 percent. Rainfall Amounts less than a tenth of an Inch, except higher Amounts possible in Thunderstorms.

Tonight 9 Feb Lower Columbia River

Mostly cloudy. Patchy fog. Patchy frost after midnight. Lows in the mid 30s. Winds light in the Evening, becoming light and variable.

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Wallace Slough - Wallace Island Temperature Statistics

February Temperature

Southwest Washington Regional Airport (17.4 miles)

  • Lowest 6 February, 2026

    35.1 °F

  • Average February

    47.4 °F

  • Highest 4 February, 2026

    61 °F

Climate (2021–Present)

Southwest Washington Regional Airport (17.4 miles)

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  • Average Low 2021–2026

    45.1 °F

  • Average 2021–2026

    52.9 °F

  • Average High 2021–2026

    62.4 °F
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