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Juneau, AK Local Forecast Office

Cape Spencer AK

Marine Point Forecast

[NOTICE]
    • Tonight

      Tonight:W wind 10 to 15 kt. A slight chance of showers.   Seas around 3 ft.

      Low: 47 °F

      W 15kt
      3ft

    • Thursday

      Thursday:W wind 5 to 10 kt. A slight chance of showers.   Seas around 3 ft.

      High: 54 °F

      W 10kt
      3ft

    • Thursday Night

      Thursday Night:WNW wind 10 to 15 kt. Mostly cloudy. Seas around 4 ft.

      Low: 47 °F

      WNW 15kt
      4ft

    • Juneteenth

      Juneteenth:W wind around 10 kt. Mostly sunny. Seas around 4 ft.

      High: 56 °F

      W 10kt
      4ft

    • Friday Night

      Friday Night:W wind 10 to 15 kt. Partly cloudy. Seas around 4 ft.

      Low: 49 °F

      W 15kt
      4ft

    • Saturday

      Saturday:W wind around 10 kt. Partly sunny. Seas around 3 ft.

      High: 56 °F

      W 10kt
      3ft

    • Saturday Night

      Saturday Night:WSW wind 5 to 10 kt. Mostly cloudy. Seas around 3 ft.

      Low: 49 °F

      WSW 10kt
      3ft

    • Sunday

      Sunday:Variable winds 5 kt or less. Mostly cloudy. Seas around 3 ft.

      High: 56 °F

      Light Wind
      3ft

    • Sunday Night

      Sunday Night:WSW wind 5 to 10 kt. Mostly cloudy. Seas around 3 ft.

      Low: 49 °F

      WSW 10kt
      3ft


High and low forecast temperature values represent air temperature.

Water temperature forecast is experimental.

Associated Zone Forecast which includes this point

Last Update: 7:24 pm AKDT Jun 17, 2026
Forecast Valid: 7pm AKDT Jun 17, 2026-6pm AKDT Jun 24, 2026

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Detailed Forecast


Synopsis: A weakening area of low pressure in the central Gulf of Alaska dissipates through Thursday as high pressure begins to strengthen over the eastern Gulf.

Tonight
W wind 10 to 15 kt. A slight chance of showers. Seas around 3 ft.
Thursday
W wind 5 to 10 kt. A slight chance of showers. Seas around 3 ft.
Thursday Night
WNW wind 10 to 15 kt. Mostly cloudy. Seas around 4 ft.
Juneteenth
W wind around 10 kt. Mostly sunny. Seas around 4 ft.
Friday Night
W wind 10 to 15 kt. Partly cloudy. Seas around 4 ft.
Saturday
W wind around 10 kt. Partly sunny. Seas around 3 ft.
Saturday Night
WSW wind 5 to 10 kt. Mostly cloudy. Seas around 3 ft.
Sunday
Variable winds 5 kt or less. Mostly cloudy. Seas around 3 ft.
Sunday Night
WSW wind 5 to 10 kt. Mostly cloudy. Seas around 3 ft.

*Notices:

  1. This forecast is for a single location. For safety concerns, mariners should be aware of the weather over a larger area. Forecast information for a larger area can be found within the zone forecast and the NDFD graphics.
  2. The forecast conditions at a particular point may not exceed the criteria of a Small Craft Advisory, Gale, Storm etc. These watches/warnings/advisories are issued for the entire zone in which the point resides and mariners should act accordingly.
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ABOUT THIS FORECAST

Point Forecast: 58.2°N 136.63°W
Last Update: 7:24 pm AKDT Jun 17, 2026
Forecast Valid: 7pm AKDT Jun 17, 2026-6pm AKDT Jun 24, 2026
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