Smith Island Weather Forecast

    • 27
    • 31

    Breezy

    • 31
    • 33

    Breezy

    • 30
    • 35

    Slight Chance Snow

    • 29
    • 35

    Chance Snow

    • 28
    • 34

    Partly Sunny

    • 27
    • 32

    Mostly Sunny

Today 19 Mar West Prince William Sound & Whittier

Snow Showers likely. Areas of blowing snow. Visibility one quarter mile or less at Times. Snow accumulation 1 to 10 Inches. Highs in the 20s to lower 30s. Northeast wind 25 to 40 Mph. Gusts to 60 Mph decreasing to 45 Mph in the afternoon.

Tonight 19 Mar West Prince William Sound & Whittier

Snow Showers likely. Snow accumulation 1 to 6 Inches. Lows 15 to 23. Southeast wind 15 Mph. Gusts to 30 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

    10.9 °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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