Decision Point State Marine Park Weather Forecast

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    • 27

    Mostly Sunny

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    Mostly Sunny

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    Mostly Sunny

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    Mostly Sunny

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    Mostly Sunny

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    Mostly Sunny

Today 24 Mar West Prince William Sound & Whittier

Partly sunny with scattered snow Showers. Highs in the upper 20s to mid 30s. North wind 10 to 15 Mph with Gusts to 25 Mph.

Tonight 24 Mar West Prince William Sound & Whittier

Mostly cloudy. Lows in the upper teens to lower 30s. North wind 10 to 20 Mph with Gusts to 30 Mph.

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Decision Point State Marine Park Temperature Statistics

March Temperature

Portage, Portage Glacier (12.4 miles)

  • Lowest 2 March, 2026

    -11.9 °F

  • Average March

    11.8 °F

  • Highest 6 March, 2026

    37 °F

Climate (2021–Present)

Portage, Portage Glacier (12.4 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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