Smith Island Weather Forecast

    • 30
    • 37

    Chance Snow Showers

    • 30
    • 33

    Chance Snow Showers

    • 27
    • 32

    Breezy

    • 28
    • 32

    Partly Sunny

    • 30
    • 34

    Partly Sunny

    • 31
    • 36

    Mostly Sunny

    • 32
    • 36

    Slight Chance Rain/Snow

Today 22 Mar West Prince William Sound & Whittier

Mostly cloudy with a slight chance of snow Showers. Highs in the lower to mid 30s. North wind 15 Mph. Gusts to 45 Mph decreasing to 35 Mph in the afternoon.

Tonight 22 Mar West Prince William Sound & Whittier

Mostly cloudy. Lows in the 20s to lower 30s. North wind 15 Mph.

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Smith Island Temperature Statistics

March Temperature

Portage, Portage Glacier (54.1 miles)

  • Lowest 2 March, 2026

    -11.9 °F

  • Average March

    11.1 °F

  • Highest 6 March, 2026

    37 °F

Climate (2021–Present)

Portage, Portage Glacier (54.1 miles)

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  • Average Low 2021–2026

    32.4 °F

  • Average 2021–2026

    38.2 °F

  • Average High 2021–2026

    43.8 °F
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