West Side Highway Weather Forecast

    • 42
    • 48

    Rain

    • 45
    • 48

    Rain

    • 45
    • 53

    Rain

    • 37
    • 51

    Rain

    • 34
    • 46

    Rain

    • 35
    • 45

    Rain

Today 5 Mar Cowlitz County Lowlands

Rain Showers Likely, mainly in the morning. Highs around 50. Winds light. Chance of rain 70 percent. Rainfall Amounts less than a tenth of an inch.

Tonight 5 Mar Cowlitz County Lowlands

Mostly cloudy with a 50 percent chance of rain Showers. Lows around 40. Winds light. Rainfall Amounts less than a tenth of an inch.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

West Side Highway Temperature Statistics

March Temperature

Southwest Washington Regional Airport (5 miles)

  • Lowest 2 March, 2026

    34 °F

  • Average March

    46.6 °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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