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Juneau, AK Local Forecast Office

Port Alexander AK

Marine Point Forecast

[NOTICE]
    • This Afternoon

      This Afternoon:SE wind around 10 kt. Rain likely after 1pm.   Seas 3 to 4 ft.

      High: 51 °F

      SE 10kt
      3-4ft

    • Tonight

      Tonight:SSE wind 25 to 30 kt, with gusts as high as 35 kt. Rain. The rain could be heavy at times.   Seas 6 ft building to 9 ft.

      Low: 45 °F

      SSE 30kt
      Waves Building9ft

    • Sunday

      Sunday:SSW wind 5 to 10 kt. Rain likely. The rain could be heavy at times.   Seas 4 to 6 ft.

      High: 55 °F

      SSW 10kt
      4-6ft

    • Sunday Night

      Sunday Night:S wind around 10 kt. Rain.   Seas around 3 ft.

      Low: 47 °F

      S 10kt
      3ft

    • Monday

      Monday:Variable winds 5 kt or less. Rain.   Seas around 3 ft.

      High: 53 °F

      Light Wind
      3ft

    • Monday Night

      Monday Night:S wind 5 to 10 kt. Rain.   Seas around 3 ft.

      Low: 46 °F

      S 10kt
      3ft

    • Tuesday

      Tuesday:Variable winds 5 kt or less. Rain.   Seas around 3 ft.

      High: 52 °F

      Light Wind
      3ft

    • Tuesday Night

      Tuesday Night:Variable winds 5 kt or less. Rain.   Seas around 2 ft.

      Low: 45 °F

      Light Wind
      2ft

    • Wednesday

      Wednesday:Variable winds 5 kt or less. Rain.   Seas around 2 ft.

      High: 50 °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: 10:03 am AKDT Oct 3, 2026
Forecast Valid: 12pm AKDT Oct 3, 2026-6pm AKDT Oct 9, 2026

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Detailed Forecast


Synopsis: A developing low moves into the Gulf Saturday bringing gale force, to strong gale force, winds to much of our coastal waters. Fresh seas will build Saturday into Sunday to 15 ft, with areas along the Fairweather Grounds to Cape St. Elias seeing near 20 ft.

This Afternoon
SE wind around 10 kt. Rain likely after 1pm. Seas 3 to 4 ft.
Tonight
SSE wind 25 to 30 kt, with gusts as high as 35 kt. Rain. The rain could be heavy at times. Seas 6 ft building to 9 ft.
Sunday
SSW wind 5 to 10 kt. Rain likely. The rain could be heavy at times. Seas 4 to 6 ft.
Sunday Night
S wind around 10 kt. Rain. Seas around 3 ft.
Monday
Variable winds 5 kt or less. Rain. Seas around 3 ft.
Monday Night
S wind 5 to 10 kt. Rain. Seas around 3 ft.
Tuesday
Variable winds 5 kt or less. Rain. Seas around 3 ft.
Tuesday Night
Variable winds 5 kt or less. Rain. Seas around 2 ft.
Wednesday
Variable winds 5 kt or less. Rain. 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: 56.26°N 134.63°W
Last Update: 10:03 am AKDT Oct 3, 2026
Forecast Valid: 12pm AKDT Oct 3, 2026-6pm AKDT Oct 9, 2026
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