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Anchorage, AK Local Forecast Office

5NM S Chiswell Islands AK

Marine Point Forecast

[NOTICE]
    • Overnight

      Overnight:SW wind around 10 kt. Partly cloudy. Seas around 4 ft.

      Low: 51 °F

      SW 10kt
      4ft

    • Sunday

      Sunday:SW wind around 15 kt. Mostly sunny. Seas 3 to 4 ft.

      High: 54 °F

      SW 15kt
      3-4ft

    • Sunday Night

      Sunday Night:SW wind 5 to 10 kt. Increasing clouds. Seas around 4 ft.

      Low: 52 °F

      SW 10kt
      4ft

    • Monday

      Monday:Variable winds 5 kt or less. Scattered showers.   Seas 2 to 3 ft.

      High: 54 °F

      Light Wind
      2-3ft

    • Monday Night

      Monday Night:Variable winds 5 kt or less. Scattered showers before 10pm.   Seas around 2 ft.

      Low: 52 °F

      Light Wind
      2ft

    • Tuesday

      Tuesday:Variable winds 5 kt or less. Partly sunny. Seas around 2 ft.

      High: 54 °F

      Light Wind
      2ft

    • Tuesday Night

      Tuesday Night:Variable winds 5 kt or less. Mostly cloudy. Seas 2 to 3 ft.

      Low: 53 °F

      Light Wind
      2-3ft

    • Wednesday

      Wednesday:E wind 5 to 10 kt. A chance of rain.   Seas 2 to 4 ft.

      High: 55 °F

      E 10kt
      2-4ft

    • Wednesday Night

      Wednesday Night:ENE wind 5 to 10 kt becoming SSW in the evening. A chance of rain.   Seas around 4 ft.

      Low: 53 °F

      ENE 10kt
      4ft


High and low forecast temperature values represent air temperature.

Water temperature forecast is experimental.

Associated Zone Forecast which includes this point

Last Update: 9:09 pm AKDT Jul 12, 2025
Forecast Valid: 12am AKDT Jul 13, 2025-6pm AKDT Jul 19, 2025

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Detailed Forecast


Synopsis: A 1009 mb low 308 nm southeast of Middleton Island dissipates by the end of the weekend as it tracks northeast into Canada. High pressure builds into the Gulf through Mon afternoon.

Overnight
SW wind around 10 kt. Partly cloudy. Seas around 4 ft.
Sunday
SW wind around 15 kt. Mostly sunny. Seas 3 to 4 ft.
Sunday Night
SW wind 5 to 10 kt. Increasing clouds. Seas around 4 ft.
Monday
Variable winds 5 kt or less. Scattered showers. Seas 2 to 3 ft.
Monday Night
Variable winds 5 kt or less. Scattered showers before 10pm. Seas around 2 ft.
Tuesday
Variable winds 5 kt or less. Partly sunny. Seas around 2 ft.
Tuesday Night
Variable winds 5 kt or less. Mostly cloudy. Seas 2 to 3 ft.
Wednesday
E wind 5 to 10 kt. A chance of rain. Seas 2 to 4 ft.
Wednesday Night
ENE wind 5 to 10 kt becoming SSW in the evening. A chance of rain. Seas around 4 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: 59.52°N 149.63°W
Last Update: 9:09 pm AKDT Jul 12, 2025
Forecast Valid: 12am AKDT Jul 13, 2025-6pm AKDT Jul 19, 2025
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