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Juneau, AK Local Forecast Office

Cape Spencer AK

Marine Point Forecast

[NOTICE]
    • Today

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

      High: 54 °F

      W 10kt
      3ft

    • Tonight

      Tonight: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 3 to 4 ft.

      Low: 49 °F

      W 15kt
      3-4ft

    • 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: 54 °F

      Light Wind
      3ft

    • Sunday Night

      Sunday Night:WSW wind 5 to 10 kt. Mostly cloudy. Seas 2 to 3 ft.

      Low: 49 °F

      WSW 10kt
      2-3ft

    • Monday

      Monday:Variable winds 5 kt or less. Mostly cloudy. Seas around 2 ft.

      High: 56 °F

      Light Wind
      2ft


High and low forecast temperature values represent air temperature.

Water temperature forecast is experimental.

Associated Zone Forecast which includes this point

Last Update: 6:08 am AKDT Jun 18, 2026
Forecast Valid: 8am AKDT Jun 18, 2026-6pm AKDT Jun 24, 2026

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Detailed Forecast


Synopsis: After the weak low in the Gulf breaks apart, high pressure begins to build over the Gulf on Thursday, which will bring overall calm conditions. Northwest winds on Friday bring increased wind and wave conditions in the southeastern Gulf of Alaska.

Today
W wind 5 to 10 kt. A slight chance of showers. Seas around 3 ft.
Tonight
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 3 to 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 2 to 3 ft.
Monday
Variable winds 5 kt or less. Mostly cloudy. Seas around 2 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: 6:08 am AKDT Jun 18, 2026
Forecast Valid: 8am AKDT Jun 18, 2026-6pm AKDT Jun 24, 2026
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