Granite Bay State Marine Park Weather Forecast

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    • 42

    Rain

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    • 38

    Rain

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    • 37

    Mostly Cloudy

    • 35
    • 39

    Rain

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    Rain/Snow

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    • 40

    Rain/Snow

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    Rain/Snow Likely

Today 11 Nov West Prince William Sound & Whittier

Rain. Highs in the lower 40s. Northeast wind 15 to 30 Mph with Gusts to 40 Mph.

Tonight 11 Nov West Prince William Sound & Whittier

Rain in the Evening, then scattered rain Showers after midnight. Lows in the upper 30s. Southeast wind 20 to 35 Mph. Gusts to 55 Mph decreasing to 35 Mph after midnight.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Granite Bay State Marine Park Temperature Statistics

November Temperature

Portage, Portage Glacier (25.5 miles)

  • Lowest 7 November, 2026

    26.1 °F

  • Average November

    36.2 °F

  • Highest 4 November, 2026

    46 °F

Climate (2021–2026)

Portage, Portage Glacier (25.5 miles)

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  • Average Low 2021–2026

    32.3 °F

  • Average 2021–2026

    38.3 °F

  • Average High 2021–2026

    43.9 °F
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