Fort Casey Weather Forecast

    • 49
    • 58

    Rain

    • 43
    • 56

    Chance Rain

    • 39
    • 52

    Rain Likely

    • 41
    • 52

    Chance Rain

    • 40
    • 50

    Chance Rain

    • 39
    • 49

    Partly Sunny

Today 14 Nov Island County

Breezy. Partly sunny. A slight chance of rain early in the afternoon. A chance of rain late in the afternoon. Highs in the mid 50s to lower 60s. South wind 15 to 25 Mph becoming southeast in the afternoon. Gusts to 35 Mph.

Tonight 14 Nov Island County

Windy. A chance of rain in the Evening, then rain at Times after midnight. Rainfall Amounts a quarter to a half inch possible. Lows near 50. Southeast wind 15 to 30 Mph with Gusts to 45 Mph.

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Fort Casey Temperature Statistics

November Temperature

Whidbey Island Naval Air Station - Ault Field (13 miles)

  • Lowest 1 November, 2026

    33.1 °F

  • Average November

    50.9 °F

  • Highest 11 November, 2026

    64.9 °F

Climate (2021–2026)

Whidbey Island Naval Air Station - Ault Field (13 miles)

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  • Average Low 2021–2026

    44.3 °F

  • Average 2021–2026

    49.9 °F

  • Average High 2021–2026

    55.9 °F
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