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Juneau, AK Local Forecast Office

Cape Spencer AK

Marine Point Forecast

[NOTICE]
    • Tonight

      Tonight:SSW wind 15 to 20 kt becoming WSW after midnight. Rain likely, mainly after 9pm.   Seas 10 to 11 ft.

      Low: 42 °F

      WSW 20kt
      10-11ft

      Small Craft Advisory
      Small Craft Advisory

    • Saturday

      Saturday:SSW wind 10 to 15 kt becoming E in the morning. Rain likely, mainly before 9am.   Seas 7 to 9 ft.

      High: 45 °F

      E 15kt
      7-9ft

      Small Craft Advisory
      Small Craft Advisory

    • Saturday Night

      Saturday Night:ENE wind 10 to 15 kt. A chance of rain after 9pm.   Seas 5 to 7 ft.

      Low: 38 °F

      ENE 15kt
      5-7ft

    • Sunday

      Sunday:E wind 5 to 10 kt becoming W in the afternoon. Rain likely, mainly before 3pm.   Seas around 5 ft.

      High: 44 °F

      W 10kt
      5ft

    • Sunday Night

      Sunday Night:ENE wind 10 to 15 kt increasing to 15 to 20 kt after midnight. Rain, mainly after 9pm.   Seas 5 to 7 ft.

      Low: 39 °F

      ⇑ENE 20kt
      5-7ft

    • Monday

      Monday:ENE wind around 20 kt, with gusts as high as 30 kt. Rain.   Seas 9 ft building to 12 ft.

      High: 44 °F

      ENE 20kt
      Waves Building12ft

    • Monday Night

      Monday Night:ENE wind around 20 kt. Rain.   Seas 11 to 12 ft.

      Low: 40 °F

      ENE 20kt
      11-12ft

    • Tuesday

      Tuesday:E wind 15 to 20 kt. Rain.   Seas 11 ft subsiding to 8 ft.

      High: 45 °F

      E 20kt
      11ftWaves Subsiding

    • Tuesday Night

      Tuesday Night:ESE wind around 15 kt becoming NE after midnight. Rain.   Seas 7 to 8 ft.

      Low: 40 °F

      NE 15kt
      7-8ft


High and low forecast temperature values represent air temperature.

Water temperature forecast is experimental.

Associated Zone Forecast which includes this point

Last Update: 3:38 pm AKST Nov 6, 2026
Forecast Valid: 8pm AKST Nov 6, 2026-6pm AKST Nov 13, 2026

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Detailed Forecast

...SMALL CRAFT ADVISORY THROUGH SATURDAY...

Synopsis: A weakening area of low pressure southwest of Yakutat will move east through tonight. A gale force low will develop over the north Pacific and move to just west of Haida Gwaii Saturday...bringing increased winds and seas to the southern Alaska Panhandle and Dixon Entrance region early in the weekend. Another stronger area of low pressure...potentially strengthening to storm force...will move from the north Pacific into the central Gulf of Alaska on Monday.

Tonight
SSW wind 15 to 20 kt becoming WSW after midnight. Rain likely, mainly after 9pm. Seas 10 to 11 ft.
Saturday
SSW wind 10 to 15 kt becoming E in the morning. Rain likely, mainly before 9am. Seas 7 to 9 ft.
Saturday Night
ENE wind 10 to 15 kt. A chance of rain after 9pm. Seas 5 to 7 ft.
Sunday
E wind 5 to 10 kt becoming W in the afternoon. Rain likely, mainly before 3pm. Seas around 5 ft.
Sunday Night
ENE wind 10 to 15 kt increasing to 15 to 20 kt after midnight. Rain, mainly after 9pm. Seas 5 to 7 ft.
Monday
ENE wind around 20 kt, with gusts as high as 30 kt. Rain. Seas 9 ft building to 12 ft.
Monday Night
ENE wind around 20 kt. Rain. Seas 11 to 12 ft.
Tuesday
E wind 15 to 20 kt. Rain. Seas 11 ft subsiding to 8 ft.
Tuesday Night
ESE wind around 15 kt becoming NE after midnight. Rain. Seas 7 to 8 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: 3:38 pm AKST Nov 6, 2026
Forecast Valid: 8pm AKST Nov 6, 2026-6pm AKST Nov 13, 2026
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