National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Hazardous Weather Conditions

For More Weather Information:

Anchorage, AK Local Forecast Office

34NM ESE Seguam Island AK

Marine Point Forecast

[NOTICE]

    • Overnight

      Overnight:ENE wind 20 to 25 kt. Mostly cloudy. Seas 5 to 6 ft.

      Low: 38 °F

      ENE 25kt
      5-6ft

      Small Craft Advisory
      Small Craft Advisory

    • Friday

      Friday:ENE wind 30 to 35 kt. Rain likely, mainly after 3pm. Seas 8 ft building to 13 ft.

      High: 42 °F

      ENE 35kt
      Waves Building13ft

      Small Craft Advisory
      Small Craft Advisory

    • Friday Night

      Friday Night:ENE wind around 40 kt, with gusts as high as 50 kt. Rain. Seas 15 ft building to 22 ft.

      Low: 39 °F

      ENE 40kt
      Waves Building22ft

      Gale Warning
      Gale Warning

    • Saturday

      Saturday:ENE wind 30 to 35 kt decreasing to 25 to 30 kt in the afternoon. Winds could gust as high as 45 kt. Rain. Seas 20 ft subsiding to 16 ft.

      High: 44 °F

      ENE 35kt⇓
      20ftWaves Subsiding

    • Saturday Night

      Saturday Night:NE wind 20 to 25 kt decreasing to 10 to 15 kt after midnight. A chance of rain. Seas 16 ft subsiding to 13 ft.

      Low: 41 °F

      NE 25kt⇓
      16ftWaves Subsiding

    • Sunday

      Sunday:NE wind 10 to 15 kt. Rain likely, mainly after 3pm. Seas 12 to 13 ft.

      High: 44 °F

      NE 15kt
      12-13ft

    • Sunday Night

      Sunday Night:NE wind 5 to 10 kt becoming ESE after midnight. Showers likely, mainly before 9pm. Seas 10 to 11 ft.

      Low: 41 °F

      NE 10kt
      10-11ft

    • Monday

      Monday:ESE wind 5 to 10 kt becoming NE in the afternoon. Rain likely. Seas 10 to 11 ft.

      High: 43 °F

      NE 10kt
      10-11ft

    • Monday Night

      Monday Night:NNE wind 10 to 15 kt increasing to 20 to 25 kt in the evening. Rain likely. Seas 10 to 11 ft.

      Low: 39 °F

      ⇑NNE 25kt
      10-11ft


High and low forecast temperature values represent air temperature.

Water temperature forecast is experimental.

Associated Zone Forecast which includes this point

Last Update: 7:49 pm AKST Nov 27, 2025
Forecast Valid: 12am AKST Nov 28, 2025-6pm AKST Dec 4, 2025

View Nearby Observations

Detailed Forecast

...GALE WARNING FRIDAY AND FRIDAY NIGHT...

Synopsis: A 1001 mb low 75 nm S of Dillingham shortly moves inland an dissipates. A 968 mb low arrives 325 nm SE of Atka by Sat afternoon. Its front spreads out across the Aleutians by Sat afternoon.

Overnight
ENE wind 20 to 25 kt. Mostly cloudy. Seas 5 to 6 ft.
Friday
ENE wind 30 to 35 kt. Rain likely, mainly after 3pm. Seas 8 ft building to 13 ft.
Friday Night
ENE wind around 40 kt, with gusts as high as 50 kt. Rain. Seas 15 ft building to 22 ft.
Saturday
ENE wind 30 to 35 kt decreasing to 25 to 30 kt in the afternoon. Winds could gust as high as 45 kt. Rain. Seas 20 ft subsiding to 16 ft.
Saturday Night
NE wind 20 to 25 kt decreasing to 10 to 15 kt after midnight. A chance of rain. Seas 16 ft subsiding to 13 ft.
Sunday
NE wind 10 to 15 kt. Rain likely, mainly after 3pm. Seas 12 to 13 ft.
Sunday Night
NE wind 5 to 10 kt becoming ESE after midnight. Showers likely, mainly before 9pm. Seas 10 to 11 ft.
Monday
ESE wind 5 to 10 kt becoming NE in the afternoon. Rain likely. Seas 10 to 11 ft.
Monday Night
NNE wind 10 to 15 kt increasing to 20 to 25 kt in the evening. Rain likely. Seas 10 to 11 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: 7:49 pm AKST Nov 27, 2025
Forecast Valid: 12am AKST Nov 28, 2025-6pm AKST Dec 4, 2025
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