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

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Anchorage, AK Local Forecast Office

9NM S Seal Island AK

Marine Point Forecast

[NOTICE]

    • Today

      Today:SW wind 10 to 20 kt. Scattered showers. Seas 2 to 4 ft.

      High: 49 °F

      SW 20kt
      2-4ft

    • Tonight

      Tonight:WSW wind 5 to 10 kt becoming NW after midnight. Scattered showers, mainly after 1am. Seas around 2 ft.

      Low: 44 °F

      WSW 10kt
      2ft

    • Columbus Day

      Columbus Day:S wind 5 to 10 kt. Showers likely, mainly between 7am and 4pm. Seas around 2 ft.

      High: 47 °F

      S 10kt
      2ft

    • Monday Night

      Monday Night:Variable winds 5 kt or less. Showers, mainly after 7pm. Seas around 2 ft.

      Low: 42 °F

      Light Wind
      2ft

    • Tuesday

      Tuesday:E wind 5 to 10 kt. Showers. Seas around 2 ft.

      High: 46 °F

      E 10kt
      2ft

    • Tuesday Night

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

      Low: 42 °F

      Light Wind
      2ft

    • Wednesday

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

      High: 47 °F

      Light Wind
      2ft

    • Wednesday Night

      Wednesday Night:E wind 10 to 20 kt, with gusts as high as 30 kt. Rain. Seas 2 to 4 ft.

      Low: 43 °F

      E 20kt
      2-4ft

    • Thursday

      Thursday:ENE wind around 25 kt, with gusts as high as 35 kt. Rain. Seas around 6 ft.

      High: 48 °F

      ENE 25kt
      6ft


High and low forecast temperature values represent air temperature.

Water temperature forecast is experimental.

Associated Zone Forecast which includes this point

Last Update: 6:43 am AKDT Oct 11, 2026
Forecast Valid: 9am 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.

Today
SW wind 10 to 20 kt. Scattered showers. Seas 2 to 4 ft.
Tonight
WSW wind 5 to 10 kt becoming NW after midnight. Scattered showers, mainly after 1am. Seas around 2 ft.
Columbus Day
S wind 5 to 10 kt. Showers likely, mainly between 7am and 4pm. Seas around 2 ft.
Monday Night
Variable winds 5 kt or less. Showers, mainly after 7pm. Seas around 2 ft.
Tuesday
E wind 5 to 10 kt. Showers. Seas around 2 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.
Wednesday Night
E wind 10 to 20 kt, with gusts as high as 30 kt. Rain. Seas 2 to 4 ft.
Thursday
ENE wind around 25 kt, with gusts as high as 35 kt. Rain. Seas around 6 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: 60.27°N 147.46°W
Last Update: 6:43 am AKDT Oct 11, 2026
Forecast Valid: 9am AKDT Oct 11, 2026-6pm AKDT Oct 17, 2026
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