Lystair Lake Weather Forecast

    • 26
    • 42

    Rain/Snow Likely

    • 22
    • 42

    Slight Chance Snow

    • 31
    • 43

    Rain/Snow Likely

    • 34
    • 45

    Rain Likely

    • 36
    • 51

    Rain

    • 35
    • 49

    Rain

Today 18 Feb Middle Chehalis River Valley

Partly sunny. Patchy fog in the morning. A slight chance of rain Showers and light freezing rain in the morning. A slight chance of snow Showers through the day. Rain Showers likely in the afternoon. Snow level near 500 feet increasing to 1500 feet in the afternoon. No snow accumulation. Highs in the lower to mid 40s. Light wind.

Tonight 18 Feb Middle Chehalis River Valley

A slight chance of snow Showers in the evening. Rain Showers likely. Snow Showers likely and a chance of light freezing rain after midnight. Snow level near 1500 feet decreasing to 1000 feet after midnight. No snow accumulation. Lows in the mid 20s to lower 30s. Light wind.

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Lystair Lake Temperature Statistics

February Temperature

Shelton, Shelton Sanderson Field (10.6 miles)

  • Lowest 11 February, 2026

    26.1 °F

  • Average February

    42.3 °F

  • Highest 6 February, 2026

    59 °F

Climate (2021–Present)

Shelton, Shelton Sanderson Field (10.6 miles)

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  • Average Low 2021–2026

    41.7 °F

  • Average 2021–2026

    51.2 °F

  • Average High 2021–2026

    61.3 °F
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