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Juneau, AK Local Forecast Office

Cape Spencer AK

Marine Point Forecast

[NOTICE]
    • Tuesday

      Tuesday:ENE wind 10 to 20 kt. Showers, mainly after 1pm.   Seas around 5 ft.

      High: 52 °F

      ENE 20kt
      5ft

    • Tuesday Night

      Tuesday Night:E wind 20 to 25 kt. Showers.   Seas 6 to 7 ft.

      Low: 46 °F

      E 25kt
      6-7ft

      Small Craft Advisory
      Small Craft Advisory

    • Wednesday

      Wednesday:E wind around 15 kt. Showers.   Seas 5 to 6 ft.

      High: 52 °F

      E 15kt
      5-6ft

    • Wednesday Night

      Wednesday Night:ENE wind 10 to 15 kt. Showers likely, mainly before 10pm.   Seas 4 to 5 ft.

      Low: 45 °F

      ENE 15kt
      4-5ft

    • Thursday

      Thursday:ENE wind around 10 kt. A chance of showers.   Seas 3 to 4 ft.

      High: 52 °F

      ENE 10kt
      3-4ft

    • Thursday Night

      Thursday Night:Variable winds 5 kt or less. A chance of showers before 10pm.   Seas around 3 ft.

      Low: 44 °F

      Light Wind
      3ft

    • Friday

      Friday:Variable winds 5 kt or less. Mostly sunny. Seas around 2 ft.

      High: 53 °F

      Light Wind
      2ft

    • Friday Night

      Friday Night:E wind 5 to 10 kt. A chance of showers.   Seas 3 to 4 ft.

      Low: 44 °F

      E 10kt
      3-4ft

    • Saturday

      Saturday:ENE wind around 10 kt. Rain likely.   Seas around 4 ft.

      High: 52 °F

      ENE 10kt
      4ft


High and low forecast temperature values represent air temperature.

Water temperature forecast is experimental.

Associated Zone Forecast which includes this point

Last Update: 8:46 pm AKDT Sep 21, 2026
Forecast Valid: 2am AKDT Sep 22, 2026-6pm AKDT Sep 28, 2026

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Detailed Forecast


Synopsis: Southwest onshore flow will continue through Monday shifting to a south and east as another developing low moving into the southern and eastern gulf by Tuesday. Winds across the inner channels weakening Monday. Another system approaches the southern gulf late Monday into Tuesday building winds and seas again.

Tuesday
ENE wind 10 to 20 kt. Showers, mainly after 1pm. Seas around 5 ft.
Tuesday Night
E wind 20 to 25 kt. Showers. Seas 6 to 7 ft.
Wednesday
E wind around 15 kt. Showers. Seas 5 to 6 ft.
Wednesday Night
ENE wind 10 to 15 kt. Showers likely, mainly before 10pm. Seas 4 to 5 ft.
Thursday
ENE wind around 10 kt. A chance of showers. Seas 3 to 4 ft.
Thursday Night
Variable winds 5 kt or less. A chance of showers before 10pm. Seas around 3 ft.
Friday
Variable winds 5 kt or less. Mostly sunny. Seas around 2 ft.
Friday Night
E wind 5 to 10 kt. A chance of showers. Seas 3 to 4 ft.
Saturday
ENE wind around 10 kt. Rain likely. Seas around 4 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: 8:46 pm AKDT Sep 21, 2026
Forecast Valid: 2am AKDT Sep 22, 2026-6pm AKDT Sep 28, 2026
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