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Juneau, AK Local Forecast Office

Cape Spencer AK

Marine Point Forecast

[NOTICE]
    • Saturday

      Saturday:E wind around 15 kt. Rain.   Seas 8 to 10 ft.

      High: 45 °F

      E 15kt
      8-10ft

      Small Craft Advisory
      Small Craft Advisory

    • Saturday Night

      Saturday Night:ESE wind 10 to 15 kt. Rain. The rain could be heavy at times.   Seas 8 to 10 ft.

      Low: 39 °F

      ESE 15kt
      8-10ft

      Small Craft Advisory
      Small Craft Advisory

    • Sunday

      Sunday:ENE wind around 10 kt. Rain likely, mainly after 4pm.   Seas around 7 ft.

      High: 46 °F

      ENE 10kt
      7ft

      Small Craft Advisory
      Small Craft Advisory

    • Sunday Night

      Sunday Night:ESE wind around 10 kt. Rain.   Seas around 6 ft.

      Low: 42 °F

      ESE 10kt
      6ft

    • Monday

      Monday:Variable winds 5 kt or less. Rain.   Seas 5 to 6 ft.

      High: 46 °F

      Light Wind
      5-6ft

    • Monday Night

      Monday Night:E wind 5 to 10 kt. Rain likely, mainly before 1am.   Seas around 5 ft.

      Low: 43 °F

      E 10kt
      5ft

    • Tuesday

      Tuesday:E wind 15 to 20 kt. Rain likely, mainly after 10am.   Seas 5 to 6 ft.

      High: 46 °F

      E 20kt
      5-6ft

    • Tuesday Night

      Tuesday Night:E wind 15 to 20 kt. Rain.   Seas 7 to 8 ft.

      Low: 41 °F

      E 20kt
      7-8ft

    • Wednesday

      Wednesday:ENE wind 10 to 15 kt. Rain.   Seas 7 to 8 ft.

      High: 47 °F

      ENE 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: 12:38 am AKDT Oct 31, 2026
Forecast Valid: 2am AKDT Oct 31, 2026-6pm AKST Nov 6, 2026

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Detailed Forecast


Synopsis: A strong frontal system arcs across Central Gulf of Alaska and will swing northeastward over the Gulf and then over the Inner Channels by Saturday evening. This front will bring increased seas and winds over the area waters with improving conditions starting from the western Gulf late Saturday afternoon. The next impactful system that will impact all area waters will begin moving into the area late Monday night/Tuesday morning.

Saturday
E wind around 15 kt. Rain. Seas 8 to 10 ft.
Saturday Night
ESE wind 10 to 15 kt. Rain. The rain could be heavy at times. Seas 8 to 10 ft.
Sunday
ENE wind around 10 kt. Rain likely, mainly after 4pm. Seas around 7 ft.
Sunday Night
ESE wind around 10 kt. Rain. Seas around 6 ft.
Monday
Variable winds 5 kt or less. Rain. Seas 5 to 6 ft.
Monday Night
E wind 5 to 10 kt. Rain likely, mainly before 1am. Seas around 5 ft.
Tuesday
E wind 15 to 20 kt. Rain likely, mainly after 10am. Seas 5 to 6 ft.
Tuesday Night
E wind 15 to 20 kt. Rain. Seas 7 to 8 ft.
Wednesday
ENE wind 10 to 15 kt. 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: 12:38 am AKDT Oct 31, 2026
Forecast Valid: 2am AKDT Oct 31, 2026-6pm AKST Nov 6, 2026
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