Bay of Isles - South Arm Weather Forecast

    • 32
    • 37

    Rain/Snow

    • 32
    • 37

    Rain

    • 30
    • 37

    Snow

    • 28
    • 37

    Snow

    • 30
    • 37

    Snow Likely

    • 32
    • 36

    Rain/Snow

Today 26 Apr West Prince William Sound & Whittier

A chance of rain Showers in the Morning, then rain Showers likely in the afternoon. Highs in the lower 40s. Variable wind 10 Mph.

Tonight 26 Apr West Prince William Sound & Whittier

Rain Showers and snow in the Evening, then rain and snow after midnight. No snow accumulation. Lows in the upper 30s. East wind 10 to 15 Mph. Gusts to 30 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Bay of Isles - South Arm Temperature Statistics

April Temperature

Portage, Portage Glacier (47.8 miles)

  • Lowest 1 April, 2026

    3 °F

  • Average April

    34.5 °F

  • Highest 9 April, 2026

    46 °F

Climate (2021–Present)

Portage, Portage Glacier (47.8 miles)

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  • Average Low 2021–2026

    32.2 °F

  • Average 2021–2026

    38.2 °F

  • Average High 2021–2026

    43.7 °F
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