Granite Bay State Marine Park Weather Forecast

    • 31
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    Rain Showers

    • 29
    • 37

    Chance Rain

    • 35
    • 39

    Rain

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    • 41

    Rain

    • 33
    • 41

    Rain/Snow

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    Chance Rain/Snow

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    Rain/Snow

Today 12 Nov West Prince William Sound & Whittier

Scattered rain Showers in the Morning, then numerous rain Showers in the afternoon. Highs around 40. Variable wind 10 Mph.

Tonight 12 Nov West Prince William Sound & Whittier

Mostly cloudy. Scattered rain Showers in the Evening, then a chance of rain after midnight. Patchy fog after midnight. Lows in the mid 30s. Northeast wind 15 Mph.

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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

    36.6 °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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