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Anchorage, AK Local Forecast Office

5NM S Chiswell Islands AK

Marine Point Forecast

[NOTICE]
    • This Afternoon

      This Afternoon:NNE wind around 10 kt. A chance of rain.   Seas around 6 ft.

      High: 46 °F

      NNE 10kt
      6ft

    • Tonight

      Tonight:Variable winds 5 kt or less. A chance of showers, mainly before 10pm.   Seas 5 to 6 ft.

      Low: 44 °F

      Light Wind
      5-6ft

    • Saturday

      Saturday:Variable winds 5 kt or less. Scattered showers.   Seas 4 to 5 ft.

      High: 45 °F

      Light Wind
      4-5ft

    • Saturday Night

      Saturday Night:NNE wind 10 to 15 kt becoming E after midnight. Rain likely, mainly after 1am.   Seas 3 to 4 ft.

      Low: 43 °F

      E 15kt
      3-4ft

    • Sunday

      Sunday:ENE wind around 15 kt. Rain likely, mainly after 4pm.   Seas 3 to 4 ft.

      High: 45 °F

      ENE 15kt
      3-4ft

    • Sunday Night

      Sunday Night:ENE wind 5 to 10 kt becoming N after midnight. Rain likely, mainly before 7pm.   Seas around 3 ft.

      Low: 43 °F

      ENE 10kt
      3ft

    • Monday

      Monday:NW wind around 10 kt becoming W in the morning. A chance of rain after 10am.   Seas around 3 ft.

      High: 46 °F

      W 10kt
      3ft

    • Monday Night

      Monday Night:WSW wind around 10 kt. Mostly cloudy. Seas 3 to 4 ft.

      Low: 44 °F

      WSW 10kt
      3-4ft

    • Tuesday

      Tuesday:W wind 5 to 10 kt becoming S in the morning. Partly sunny. Seas around 4 ft.

      High: 46 °F

      W 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: 3:46 am AKDT May 16, 2025
Forecast Valid: 1pm AKDT May 16, 2025-6pm AKDT May 22, 2025

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Detailed Forecast


Synopsis: A 1000 mb low 120 nm SW of Yakutat moves to 50 nm S of Montague Island at 1008 mb Sat afternoon before dissipating Sun morning. A N Pacific low sends a front into the southern Gulf of Alaska Sun morning.

This Afternoon
NNE wind around 10 kt. A chance of rain. Seas around 6 ft.
Tonight
Variable winds 5 kt or less. A chance of showers, mainly before 10pm. Seas 5 to 6 ft.
Saturday
Variable winds 5 kt or less. Scattered showers. Seas 4 to 5 ft.
Saturday Night
NNE wind 10 to 15 kt becoming E after midnight. Rain likely, mainly after 1am. Seas 3 to 4 ft.
Sunday
ENE wind around 15 kt. Rain likely, mainly after 4pm. Seas 3 to 4 ft.
Sunday Night
ENE wind 5 to 10 kt becoming N after midnight. Rain likely, mainly before 7pm. Seas around 3 ft.
Monday
NW wind around 10 kt becoming W in the morning. A chance of rain after 10am. Seas around 3 ft.
Monday Night
WSW wind around 10 kt. Mostly cloudy. Seas 3 to 4 ft.
Tuesday
W wind 5 to 10 kt becoming S in the morning. Partly sunny. 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: 3:46 am AKDT May 16, 2025
Forecast Valid: 1pm AKDT May 16, 2025-6pm AKDT May 22, 2025
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