Granite Bay State Marine Park Weather Forecast

    • 36
    • 40

    Rain Showers

    • 34
    • 41

    Rain/Snow

    • 30
    • 37

    Rain/Snow Likely

    • 29
    • 36

    Chance Snow

    • 28
    • 33

    Chance Snow

    • 29
    • 34

    Rain/Snow Likely

    • 32
    • 36

    Rain/Snow

Today 10 Nov West Prince William Sound & Whittier

Rain likely and a slight chance of snow. Lows in the mid 30s. Highs around 40.

Tonight 10 Nov West Prince William Sound & Whittier

A chance of rain Showers in the Evening, then rain with snow likely after midnight. No snow accumulation. Lows in the upper 30s. North wind 10 to 25 Mph. Gusts to 25 Mph increasing 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

    36.8 °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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