West Side Highway Weather Forecast

    • 39
    • 43

    Rain

    • 43
    • 50

    Rain

    • 41
    • 49

    Rain

    • 35
    • 50

    Rain

    • 35
    • 49

    Chance Rain/Snow

    • 41
    • 50

    Chance Rain

Today 10 Mar Cowlitz County Lowlands

A chance of rain and snow this Morning, then rain this afternoon. Snow level 500 feet this morning. Little or no snow accumulation. Highs in the mid 40s. South wind 5 to 10 Mph. Chance of precipitation near 100 percent. Rainfall Amounts a tenth to a quarter of an inch.

Tonight 10 Mar Cowlitz County Lowlands

Rain. Lows in the upper 30s. Winds light. Chance of rain near 100 percent. Rainfall Amounts a tenth to a half of an inch.

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West Side Highway Temperature Statistics

March Temperature

Southwest Washington Regional Airport (5 miles)

  • Lowest 2 March, 2026

    34 °F

  • Average March

    48.5 °F

  • Highest 1 March, 2026

    62.1 °F

Climate (2021–Present)

Southwest Washington Regional Airport (5 miles)

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  • Average Low 2021–2026

    45.1 °F

  • Average 2021–2026

    53 °F

  • Average High 2021–2026

    62.5 °F
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