National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

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Anchorage, AK Local Forecast Office

18NM SE Shuyak Island AK

Marine Point Forecast

[NOTICE]

    • Sunday

      Sunday:SW wind 10 to 15 kt. Isolated showers after 1pm. Seas 1 ft or less.

      High: 50 °F

      SW 15kt
      < 1ft

    • Sunday Night

      Sunday Night:SW wind around 10 kt. Isolated showers before 7pm, then isolated showers after 4am. Seas 1 ft or less.

      Low: 43 °F

      SW 10kt
      < 1ft

    • Columbus Day

      Columbus Day:Variable winds 5 kt or less. Scattered showers, mainly after 4pm. Seas 1 ft or less.

      High: 47 °F

      Light Wind
      < 1ft

    • Monday Night

      Monday Night:Variable winds 5 kt or less. Scattered showers before 1am. Seas 1 ft or less.

      Low: 42 °F

      Light Wind
      < 1ft

    • Tuesday

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

      High: 46 °F

      Light Wind
      < 1ft

    • Tuesday Night

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

      Low: 42 °F

      Light Wind
      < 1ft

    • Wednesday

      Wednesday:Variable winds 5 kt or less. Rain. Seas 1 ft or less.

      High: 47 °F

      Light Wind
      < 1ft

    • Wednesday Night

      Wednesday Night:E wind 15 to 20 kt increasing to 25 to 30 kt in the evening. Rain. Seas 1 ft or less.

      Low: 45 °F

      ⇑E 30kt
      < 1ft

    • Thursday

      Thursday:ENE wind around 30 kt, with gusts as high as 40 kt. Rain. Seas 1 ft or less.

      High: 47 °F

      ENE 30kt
      < 1ft


High and low forecast temperature values represent air temperature.

Water temperature forecast is experimental.

Associated Zone Forecast which includes this point

Last Update: 3:57 am AKDT Oct 11, 2026
Forecast Valid: 4am AKDT Oct 11, 2026-6pm AKDT Oct 17, 2026

View Nearby Observations

Detailed Forecast


Synopsis: A 999 mb low 25 nm SE of Whittier moves inland near Valdez by Sun afternoon. A trough moves in the Gulf early Tue morning.

Sunday
SW wind 10 to 15 kt. Isolated showers after 1pm. Seas 1 ft or less.
Sunday Night
SW wind around 10 kt. Isolated showers before 7pm, then isolated showers after 4am. Seas 1 ft or less.
Columbus Day
Variable winds 5 kt or less. Scattered showers, mainly after 4pm. Seas 1 ft or less.
Monday Night
Variable winds 5 kt or less. Scattered showers before 1am. Seas 1 ft or less.
Tuesday
Variable winds 5 kt or less. Partly sunny. Seas 1 ft or less.
Tuesday Night
Variable winds 5 kt or less. Mostly cloudy. Seas 1 ft or less.
Wednesday
Variable winds 5 kt or less. Rain. Seas 1 ft or less.
Wednesday Night
E wind 15 to 20 kt increasing to 25 to 30 kt in the evening. Rain. Seas 1 ft or less.
Thursday
ENE wind around 30 kt, with gusts as high as 40 kt. Rain. Seas 1 ft or less.

*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: 58.38°N 152.23°W
Last Update: 3:57 am AKDT Oct 11, 2026
Forecast Valid: 4am AKDT Oct 11, 2026-6pm AKDT Oct 17, 2026
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