Hazardous Weather Conditions

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Anchorage, AK Local Forecast Office

5NM S Chiswell Islands AK

Marine Point Forecast

[NOTICE]
    • Today

      Today:NNE wind around 25 kt, with gusts as high as 35 kt. A chance of snow, mainly after noon.   Seas 6 to 8 ft.

      High: 35 °F

      NNE 25kt
      6-8ft

      Small Craft Advisory
      Small Craft Advisory

    • Tonight

      Tonight:NE wind 25 to 30 kt, with gusts as high as 35 kt. Snow likely, mainly before midnight.   Seas 9 to 10 ft.

      Low: 34 °FRising Temperatures

      NE 30kt
      9-10ft

      Small Craft Advisory
      Small Craft Advisory

    • Sunday

      Sunday:NNE wind around 30 kt. A chance of snow, mainly between noon and 3pm.   Seas 9 to 10 ft.

      High: 41 °F

      NNE 30kt
      9-10ft

      Small Craft Advisory
      Small Craft Advisory

    • Sunday Night

      Sunday Night:NE wind around 25 kt. Mostly cloudy. Seas 9 to 10 ft.

      Low: 33 °F

      NE 25kt
      9-10ft

    • Monday

      Monday:NE wind 20 to 25 kt becoming N in the afternoon. Winds could gust as high as 30 kt. Partly sunny. Seas 9 ft subsiding to 6 ft.

      High: 36 °F

      NE 25kt
      9ftWaves Subsiding

    • Monday Night

      Monday Night:N wind 15 to 20 kt becoming NE after midnight. Mostly cloudy. Seas 7 ft subsiding to 4 ft.

      Low: 27 °F

      NNE 20kt
      7ftWaves Subsiding

    • Tuesday

      Tuesday:NE wind 15 to 20 kt. Mostly sunny. Seas 4 to 5 ft.

      High: 30 °F

      NE 20kt
      4-5ft

    • Tuesday Night

      Tuesday Night:NNE wind around 15 kt. Mostly cloudy. Seas 4 to 5 ft.

      Low: 28 °F

      NNE 15kt
      4-5ft

    • Wednesday

      Wednesday:NE wind 15 to 20 kt. Partly sunny. Seas 4 to 5 ft.

      High: 30 °F

      NE 20kt
      4-5ft


High and low forecast temperature values represent air temperature.

Water temperature forecast is experimental.

Associated Zone Forecast which includes this point

Last Update: 6:07 am AKST Dec 6, 2025
Forecast Valid: 10am AKST Dec 6, 2025-6pm AKST Dec 12, 2025

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Detailed Forecast

...GALE WARNING THROUGH SUNDAY...

Synopsis: A 978 mb low about 28 nm south of Middleton Island will move southwest to 173 nm SE of Kodiak by Sunday morning. The low will broaden as it weakens slightly, then remain nearly stationary over the central Gulf until Monday afternoon. As the low sits over the central Gulf, a series of fronts will move west across the northern Gulf.

Today
NNE wind around 25 kt, with gusts as high as 35 kt. A chance of snow, mainly after noon. Seas 6 to 8 ft.
Tonight
NE wind 25 to 30 kt, with gusts as high as 35 kt. Snow likely, mainly before midnight. Seas 9 to 10 ft.
Sunday
NNE wind around 30 kt. A chance of snow, mainly between noon and 3pm. Seas 9 to 10 ft.
Sunday Night
NE wind around 25 kt. Mostly cloudy. Seas 9 to 10 ft.
Monday
NE wind 20 to 25 kt becoming N in the afternoon. Winds could gust as high as 30 kt. Partly sunny. Seas 9 ft subsiding to 6 ft.
Monday Night
N wind 15 to 20 kt becoming NE after midnight. Mostly cloudy. Seas 7 ft subsiding to 4 ft.
Tuesday
NE wind 15 to 20 kt. Mostly sunny. Seas 4 to 5 ft.
Tuesday Night
NNE wind around 15 kt. Mostly cloudy. Seas 4 to 5 ft.
Wednesday
NE wind 15 to 20 kt. Partly sunny. Seas 4 to 5 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: 6:07 am AKST Dec 6, 2025
Forecast Valid: 10am AKST Dec 6, 2025-6pm AKST Dec 12, 2025
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