Alyeska Weather Forecast

    • 47
    • 71

    Rain Showers

    • 49
    • 70

    Rain Showers

    • 49
    • 69

    Mostly Cloudy

    • 48
    • 64

    Mostly Cloudy

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    • 64

    Chance Rain Showers

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    • 62

    Chance Rain Showers

Today 19 Jun East Turnagain Arm

Partly sunny. Isolated Showers in the Morning, then scattered Showers and isolated Thunderstorms in the afternoon. Highs in the mid 60s to lower 70s. Light Winds.

Tonight 19 Jun East Turnagain Arm

Mostly clear. Scattered Showers and isolated Thunderstorms in the evening. Lows in the mid 40s. Light Winds.

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Alyeska Temperature Statistics

June Temperature

Portage, Portage Glacier (14.9 miles)

  • Lowest 16 June, 2026

    34 °F

  • Average June

    51.8 °F

  • Highest 4 June, 2026

    75.9 °F

Climate (2021–2026)

Portage, Portage Glacier (14.9 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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