Hazardous Weather Conditions

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Anchorage, AK Local Forecast Office

34NM ESE Seguam Island AK

Marine Point Forecast

[NOTICE]
    • Today

      Today:Variable winds less than 5 kt becoming ESE 15 to 20 kt in the morning. Winds could gust as high as 25 kt. Mostly sunny. Seas 7 to 9 ft.

      High: 40 °F

      ⇑ESE 20kt
      7-9ft

      Small Craft Advisory
      Small Craft Advisory

    • Tonight

      Tonight:ESE wind 25 to 30 kt increasing to 35 to 40 kt after midnight. Winds could gust as high as 45 kt. Scattered showers between midnight and 3am, then rain likely after 3am.   Seas 7 ft building to 11 ft.

      Low: 40 °F

      ⇑ESE 40kt
      Waves Building11ft

      Gale Warning
      Gale Warning

    • Sunday

      Sunday:E wind 35 to 40 kt, with gusts as high as 50 kt. Rain.   Seas 13 ft building to 17 ft.

      High: 41 °F

      E 40kt
      Waves Building17ft

      Gale Warning
      Gale Warning

    • Sunday Night

      Sunday Night:E wind 15 to 25 kt becoming E 5 to 10 kt in the evening. Showers likely, mainly before 9pm.   Seas 20 ft subsiding to 17 ft.

      Low: 39 °F

      E 25kt⇓
      20ftWaves Subsiding

    • Monday

      Monday:E wind 10 to 20 kt. A chance of showers.   Seas 17 ft subsiding to 14 ft.

      High: 41 °F

      E 20kt
      17ftWaves Subsiding

    • Monday Night

      Monday Night:ENE wind 10 to 15 kt becoming N in the evening. A chance of rain.   Seas 15 ft subsiding to 11 ft.

      Low: 40 °F

      N 15kt
      15ftWaves Subsiding

    • Tuesday

      Tuesday:N wind 10 to 15 kt. A chance of rain.   Seas 9 to 11 ft.

      High: 42 °F

      N 15kt
      9-11ft

    • Tuesday Night

      Tuesday Night:NNW wind around 10 kt. A chance of rain.   Seas 7 to 9 ft.

      Low: 39 °F

      NNW 10kt
      7-9ft

    • Wednesday

      Wednesday:NW wind 10 to 15 kt. A chance of rain.   Seas 6 to 7 ft.

      High: 41 °F

      NW 15kt
      6-7ft


High and low forecast temperature values represent air temperature.

Water temperature forecast is experimental.

Associated Zone Forecast which includes this point

Last Update: 3:37 am AKST Nov 22, 2025
Forecast Valid: 7am AKST Nov 22, 2025-6pm AKST Nov 28, 2025

View Nearby Observations

Detailed Forecast

...GALE WARNING TONIGHT AND SUNDAY...

Synopsis: An dual-centered low with the strongest center at 979 mb 280 nm S of Attu moves to 150 nm S of Shemya at 970 mb by Sun morning and continues to 150 nm S of Amchitka at 978 mb by Mon morning. Its front spreads over the Aleutians through Mon morning. A 977 mb low arrives 200 nm S of Unalaska Sun afternoon and slowly moves northward through Mon morning.

Today
Variable winds less than 5 kt becoming ESE 15 to 20 kt in the morning. Winds could gust as high as 25 kt. Mostly sunny. Seas 7 to 9 ft.
Tonight
ESE wind 25 to 30 kt increasing to 35 to 40 kt after midnight. Winds could gust as high as 45 kt. Scattered showers between midnight and 3am, then rain likely after 3am. Seas 7 ft building to 11 ft.
Sunday
E wind 35 to 40 kt, with gusts as high as 50 kt. Rain. Seas 13 ft building to 17 ft.
Sunday Night
E wind 15 to 25 kt becoming E 5 to 10 kt in the evening. Showers likely, mainly before 9pm. Seas 20 ft subsiding to 17 ft.
Monday
E wind 10 to 20 kt. A chance of showers. Seas 17 ft subsiding to 14 ft.
Monday Night
ENE wind 10 to 15 kt becoming N in the evening. A chance of rain. Seas 15 ft subsiding to 11 ft.
Tuesday
N wind 10 to 15 kt. A chance of rain. Seas 9 to 11 ft.
Tuesday Night
NNW wind around 10 kt. A chance of rain. Seas 7 to 9 ft.
Wednesday
NW wind 10 to 15 kt. A chance of rain. Seas 6 to 7 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: 52.17°N 171.65°W
Last Update: 3:37 am AKST Nov 22, 2025
Forecast Valid: 7am AKST Nov 22, 2025-6pm AKST Nov 28, 2025
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