Hazardous Weather Conditions

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Anchorage, AK Local Forecast Office

20NM SSE Shumagin Islands AK

Marine Point Forecast

[NOTICE]
    • Tuesday

      Tuesday:W wind 10 to 15 kt. Partly sunny. Seas around 3 ft.

      High: 50 °F

      W 15kt
      3ft

    • Tuesday Night

      Tuesday Night:SW wind 15 to 20 kt. A slight chance of rain after 4am.   Seas around 3 ft.

      Low: 50 °F

      SW 20kt
      3ft

    • Wednesday

      Wednesday:SW wind 15 to 20 kt. A chance of rain, mainly after 7am.   Seas around 4 ft.

      High: 50 °F

      SW 20kt
      4ft

    • Wednesday Night

      Wednesday Night:SW wind 15 to 20 kt becoming WNW after midnight. A chance of rain before 1am.   Seas 3 to 4 ft.

      Low: 49 °F

      SW 20kt
      3-4ft

    • Thursday

      Thursday:NW wind around 25 kt. Sunny. Seas around 3 ft.

      High: 50 °F

      NW 25kt
      3ft

    • Thursday Night

      Thursday Night:WSW wind around 15 kt. Mostly clear. Seas around 3 ft.

      Low: 49 °F

      WSW 15kt
      3ft

    • Friday

      Friday:SW wind 15 to 20 kt. Partly sunny. Seas around 3 ft.

      High: 50 °F

      SW 20kt
      3ft

    • Friday Night

      Friday Night:S wind around 20 kt. Mostly cloudy. Seas around 3 ft.

      Low: 48 °F

      S 20kt
      3ft

    • Saturday

      Saturday:SSE wind around 20 kt. A chance of rain.   Seas around 2 ft.

      High: 52 °F

      SSE 20kt
      2ft


High and low forecast temperature values represent air temperature.

Water temperature forecast is experimental.

Associated Zone Forecast which includes this point

Last Update: 8:42 pm AKDT Sep 29, 2025
Forecast Valid: 1am AKDT Sep 30, 2025-6pm AKDT Oct 6, 2025

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Detailed Forecast

...SMALL CRAFT ADVISORY TONIGHT...

Synopsis: A front stretches from the western Bering Sea to the Alaska Peninsula through today. A 1004 mb low along this front 80 nm NW of Cold Bay moves to 65 nm NW of Port Heiden at 1008 mb this afternoon and dissipates Tue evening. A 988 mb Kamchatka low moves to 100 nm NW of St. Matthew Island at 985 mb Wed afternoon. Its front pushes across the Bering Sea through Wednesday morning.

Tuesday
W wind 10 to 15 kt. Partly sunny. Seas around 3 ft.
Tuesday Night
SW wind 15 to 20 kt. A slight chance of rain after 4am. Seas around 3 ft.
Wednesday
SW wind 15 to 20 kt. A chance of rain, mainly after 7am. Seas around 4 ft.
Wednesday Night
SW wind 15 to 20 kt becoming WNW after midnight. A chance of rain before 1am. Seas 3 to 4 ft.
Thursday
NW wind around 25 kt. Sunny. Seas around 3 ft.
Thursday Night
WSW wind around 15 kt. Mostly clear. Seas around 3 ft.
Friday
SW wind 15 to 20 kt. Partly sunny. Seas around 3 ft.
Friday Night
S wind around 20 kt. Mostly cloudy. Seas around 3 ft.
Saturday
SSE wind around 20 kt. A chance of rain. Seas around 2 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: 54.83°N 159.6°W
Last Update: 8:42 pm AKDT Sep 29, 2025
Forecast Valid: 1am AKDT Sep 30, 2025-6pm AKDT Oct 6, 2025
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