Swinomish Channel - Shelter Bay Weather Forecast

    • 42
    • 54

    Rain

    • 38
    • 48

    Rain

    • 35
    • 51

    Chance Rain/Snow

    • 39
    • 52

    Mostly Cloudy

    • 42
    • 54

    Mostly Cloudy

    • 43
    • 55

    Chance Rain

Today 24 Mar Lowlands of Western Skagit and Northwestern Snohomish Counties

Windy. Rain in the Morning, then cloudy with a chance of rain in the afternoon. Rainfall Amounts a quarter to a half inch possible. Highs in the 50s. Southeast wind 15 to 25 Mph becoming south 15 to 30 Mph in the afternoon. Gusts to 40 Mph.

Tonight 24 Mar Lowlands of Western Skagit and Northwestern Snohomish Counties

Windy. Mostly cloudy with a chance of rain in the Evening, then Showers likely and a slight chance of Thunderstorms after midnight. Rainfall Amounts a tenth to a quarter of an inch Possible, except higher Amounts possible in Thunderstorms. Lows in the upper 30s to mid 40s. South wind 15 to 30 Mph with Gusts to 40 Mph decreasing to 10 to 20 Mph after midnight.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Swinomish Channel - Shelter Bay Temperature Statistics

March Temperature

Whidbey Island Naval Air Station - Ault Field (6.8 miles)

  • Lowest 1 March, 2026

    32 °F

  • Average March

    45.6 °F

  • Highest 18 March, 2026

    57.9 °F

Climate (2021–Present)

Whidbey Island Naval Air Station - Ault Field (6.8 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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