Decision Point State Marine Park Weather Forecast

    • 45
    • 66

    Mostly Sunny

    • 45
    • 58

    Chance Rain Showers

    • 45
    • 52

    Rain Showers Likely

    • 44
    • 52

    Rain Showers Likely

    • 44
    • 55

    Mostly Cloudy

    • 45
    • 56

    Slight Chance Rain Showers

    • 44
    • 56

    Chance Rain Showers

Today 4 Jun West Prince William Sound & Whittier

Sunny. Highs in the lower to mid 60s. Variable wind 10 Mph.

Tonight 4 Jun West Prince William Sound & Whittier

Clear. Lows in the lower 40s. Variable wind 10 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Decision Point State Marine Park Temperature Statistics

June Temperature

Portage, Portage Glacier (12.4 miles)

  • Lowest 2 June, 2026

    37 °F

  • Average June

    48.4 °F

  • Highest 2 June, 2026

    62.1 °F

Climate (2021–Present)

Portage, Portage Glacier (12.4 miles)

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  • Average Low 2021–2026

    32.2 °F

  • Average 2021–2026

    38.1 °F

  • Average High 2021–2026

    43.7 °F
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