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Juneau, AK Local Forecast Office

Cape Spencer AK

Marine Point Forecast

[NOTICE]

    • Overnight

      Overnight:E wind around 10 kt. Showers likely, mainly after 1am. Seas around 3 ft.

      Low: 44 °F

      E 10kt
      3ft

    • Sunday

      Sunday:Variable winds 5 kt or less. Showers likely, mainly before 7am. Seas 2 to 3 ft.

      High: 51 °F

      Light Wind
      2-3ft

    • Sunday Night

      Sunday Night:NE wind 5 to 10 kt. A slight chance of showers, mainly between 10pm and 1am. Seas around 3 ft.

      Low: 46 °F

      NE 10kt
      3ft

    • Monday

      Monday:ENE wind 10 to 15 kt. Sunny. Seas around 3 ft.

      High: 58 °F

      ENE 15kt
      3ft

    • Monday Night

      Monday Night:NNE wind 5 to 10 kt. Partly cloudy. Seas 3 to 4 ft.

      Low: 49 °F

      NNE 10kt
      3-4ft

    • Tuesday

      Tuesday:ENE wind around 15 kt. Mostly sunny. Seas 5 to 6 ft.

      High: 65 °F

      ENE 15kt
      5-6ft

    • Tuesday Night

      Tuesday Night:NE wind around 15 kt. Partly cloudy. Seas around 6 ft.

      Low: 52 °F

      NE 15kt
      6ft

    • Wednesday

      Wednesday:ENE wind 10 to 15 kt. Mostly sunny. Seas 5 to 6 ft.

      High: 61 °F

      ENE 15kt
      5-6ft

    • Wednesday Night

      Wednesday Night:SSW wind around 10 kt. A chance of rain. Seas around 5 ft.

      Low: 49 °F

      SSW 10kt
      5ft


High and low forecast temperature values represent air temperature.

Water temperature forecast is experimental.

Associated Zone Forecast which includes this point

Last Update: 3:03 pm AKDT May 30, 2026
Forecast Valid: 12am AKDT May 31, 2026-6pm AKDT Jun 6, 2026

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Detailed Forecast


Synopsis: A low in the central gulf of Alaska will diminish Saturday night with showers beginning to end Sunday. Monday, easterly winds strengthen in the Gulf of Alaska, bringing strong breezes along Cape St. Elias and near gale force winds in the central Gulf while lighter winds continue in the inner channels.

Overnight
E wind around 10 kt. Showers likely, mainly after 1am. Seas around 3 ft.
Sunday
Variable winds 5 kt or less. Showers likely, mainly before 7am. Seas 2 to 3 ft.
Sunday Night
NE wind 5 to 10 kt. A slight chance of showers, mainly between 10pm and 1am. Seas around 3 ft.
Monday
ENE wind 10 to 15 kt. Sunny. Seas around 3 ft.
Monday Night
NNE wind 5 to 10 kt. Partly cloudy. Seas 3 to 4 ft.
Tuesday
ENE wind around 15 kt. Mostly sunny. Seas 5 to 6 ft.
Tuesday Night
NE wind around 15 kt. Partly cloudy. Seas around 6 ft.
Wednesday
ENE wind 10 to 15 kt. Mostly sunny. Seas 5 to 6 ft.
Wednesday Night
SSW wind around 10 kt. A chance of rain. Seas around 5 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: 3:03 pm AKDT May 30, 2026
Forecast Valid: 12am AKDT May 31, 2026-6pm AKDT Jun 6, 2026
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