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Juneau, AK Local Forecast Office

7NM NW Harbor Island AK

Marine Point Forecast

[NOTICE]
    • Today

      Today:Variable winds 5 kt or less. Partly sunny. Seas 1 ft or less.

      High: 60 °F

      Light Wind
      < 1ft

    • Tonight

      Tonight:Variable winds 5 kt or less. Mostly cloudy. Seas 1 ft or less.

      Low: 53 °F

      Light Wind
      < 1ft

    • Monday

      Monday:Variable winds 5 kt or less. Partly sunny. Seas 1 ft or less.

      High: 61 °F

      Light Wind
      < 1ft

    • Monday Night

      Monday Night:Variable winds 5 kt or less. Mostly cloudy. Seas 1 ft or less.

      Low: 52 °F

      Light Wind
      < 1ft

    • Tuesday

      Tuesday:Variable winds 5 kt or less. Mostly cloudy. Seas around 1 ft.

      High: 59 °F

      Light Wind
      1ft

    • Tuesday Night

      Tuesday Night:Variable winds 5 kt or less. Mostly cloudy. Seas around 1 ft.

      Low: 52 °F

      Light Wind
      1ft

    • Wednesday

      Wednesday:Variable winds 5 kt or less. Mostly cloudy. Seas around 1 ft.

      High: 61 °F

      Light Wind
      1ft

    • Wednesday Night

      Wednesday Night:Variable winds 5 kt or less. Mostly cloudy. Seas around 1 ft.

      Low: 52 °F

      Light Wind
      1ft

    • Thursday

      Thursday:NW wind 5 to 10 kt. Mostly sunny. Seas 1 to 2 ft.

      High: 61 °F

      NW 10kt
      1-2ft


High and low forecast temperature values represent air temperature.

Water temperature forecast is experimental.

Associated Zone Forecast which includes this point

Last Update: 6:29 am AKDT Aug 2, 2026
Forecast Valid: 7am AKDT Aug 2, 2026-6pm AKDT Aug 8, 2026

View Nearby Observations

Detailed Forecast


Synopsis: High pressure will continue to build across the Gulf through Monday with daily seabreezes and a nightly marine layer expected across the inner channels and coastal waters. Northwesterly winds will strengthen along the coast with strongest winds near Prince of Wales Island and Clarence Strait.

Today
Variable winds 5 kt or less. Partly sunny. Seas 1 ft or less.
Tonight
Variable winds 5 kt or less. Mostly cloudy. Seas 1 ft or less.
Monday
Variable winds 5 kt or less. Partly sunny. Seas 1 ft or less.
Monday Night
Variable winds 5 kt or less. Mostly cloudy. Seas 1 ft or less.
Tuesday
Variable winds 5 kt or less. Mostly cloudy. Seas around 1 ft.
Tuesday Night
Variable winds 5 kt or less. Mostly cloudy. Seas around 1 ft.
Wednesday
Variable winds 5 kt or less. Mostly cloudy. Seas around 1 ft.
Wednesday Night
Variable winds 5 kt or less. Mostly cloudy. Seas around 1 ft.
Thursday
NW wind 5 to 10 kt. Mostly sunny. Seas 1 to 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: 57.83°N 133.81°W
Last Update: 6:29 am AKDT Aug 2, 2026
Forecast Valid: 7am AKDT Aug 2, 2026-6pm AKDT Aug 8, 2026
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