Fort Casey Weather Forecast

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    • 53

    Rain Likely

    • 41
    • 51

    Rain

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    • 52

    Rain

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    • 55

    Rain

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    Rain

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    Rain

Today 4 Mar Island County

Rain at Times in the Morning, then rain likely in the afternoon. Rainfall Amounts a tenth to a quarter of an inch possible. Highs in the lower to mid 50s. South wind 10 to 15 Mph becoming west in the afternoon.

Tonight 4 Mar Island County

Rain at Times in the Evening, then rain likely after midnight. Rainfall Amounts less than a tenth of an inch likely. Lows in the upper 30s to mid 40s. West wind 10 to 15 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Fort Casey Temperature Statistics

March Temperature

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

  • Lowest 1 March, 2026

    32 °F

  • Average March

    41.8 °F

  • Highest 1 March, 2026

    50 °F

Climate (2021–Present)

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

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  • Average Low 2021–2026

    44.5 °F

  • Average 2021–2026

    50.1 °F

  • Average High 2021–2026

    56.1 °F
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