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Hazardous Weather Conditions

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Anchorage, AK Local Forecast Office

39NM NW Seguam Island AK

Marine Point Forecast

[NOTICE]

    • New Year's Day

      New Year's Day:S wind 20 to 25 kt, with gusts as high as 30 kt. A chance of showers, mainly after 3pm. Seas 5 to 6 ft.

      High: 41 °F

      S 25kt
      5-6ft

      Small Craft Advisory
      Small Craft Advisory

    • Tonight

      Tonight:SW wind 25 to 30 kt decreasing to 15 to 20 kt after midnight. A chance of rain, mainly after 3am. Seas 7 ft building to 11 ft.

      Low: 39 °F

      SW 30kt⇓
      Waves Building11ft

      Small Craft Advisory
      Small Craft Advisory

    • Friday

      Friday:S wind 20 to 25 kt becoming SSW 30 to 35 kt in the afternoon. Winds could gust as high as 40 kt. Rain. Seas 9 ft subsiding to 6 ft.

      High: 42 °F

      ⇑SSW 35kt
      9ftWaves Subsiding

      Gale Warning
      Gale Warning

    • Friday Night

      Friday Night:SSW wind 20 to 25 kt becoming W after midnight. Rain likely, mainly before 9pm. Seas 5 to 6 ft.

      Low: 40 °F

      SSW 25kt
      5-6ft

    • Saturday

      Saturday:WNW wind 15 to 20 kt becoming W 5 to 10 kt in the afternoon. A chance of rain before 9am. Seas 5 to 6 ft.

      High: 43 °F

      WNW 20kt⇓
      5-6ft

    • Saturday Night

      Saturday Night:ESE wind 25 to 30 kt becoming S 35 to 40 kt after midnight. Winds could gust as high as 45 kt. Rain. The rain could be heavy at times. Seas 7 ft building to 12 ft.

      Low: 39 °F

      ⇑S 40kt
      Waves Building12ft

    • Sunday

      Sunday:S wind 40 to 45 kt increasing to 45 to 50 kt in the afternoon. Winds could gust as high as 70 kt. Rain, mainly before 9am. Seas 12 ft building to 21 ft.

      High: 46 °F

      ⇑S 50kt
      Waves Building21ft

    • Sunday Night

      Sunday Night:SW wind around 50 kt, with gusts as high as 70 kt. A chance of rain. Seas 21 ft subsiding to 17 ft.

      Low: 37 °F

      SW 50kt
      21ftWaves Subsiding

    • Monday

      Monday:WSW wind 45 to 50 kt. Rain likely. Seas 17 to 18 ft.

      High: 42 °F

      WSW 50kt
      17-18ft


High and low forecast temperature values represent air temperature.

Water temperature forecast is experimental.

Associated Zone Forecast which includes this point

Last Update: 2:53 am AKST Jan 1, 2026
Forecast Valid: 12pm AKST Jan 1, 2026-6pm AKST Jan 7, 2026

View Nearby Observations

Detailed Forecast

...GALE WARNING THROUGH FRIDAY...

Synopsis: A 991 mb N Pacific low moves to 200 nm ENE of Shemya at 997 mb Thu afternoon, and then to 120 nm W of Saint Paul at 1002 mb Fri morning. A 980 mb N Pacific low 260 nm WSW of Shemya and its front pushes into the Western Aleutians Fri morning.

New Year's Day
S wind 20 to 25 kt, with gusts as high as 30 kt. A chance of showers, mainly after 3pm. Seas 5 to 6 ft.
Tonight
SW wind 25 to 30 kt decreasing to 15 to 20 kt after midnight. A chance of rain, mainly after 3am. Seas 7 ft building to 11 ft.
Friday
S wind 20 to 25 kt becoming SSW 30 to 35 kt in the afternoon. Winds could gust as high as 40 kt. Rain. Seas 9 ft subsiding to 6 ft.
Friday Night
SSW wind 20 to 25 kt becoming W after midnight. Rain likely, mainly before 9pm. Seas 5 to 6 ft.
Saturday
WNW wind 15 to 20 kt becoming W 5 to 10 kt in the afternoon. A chance of rain before 9am. Seas 5 to 6 ft.
Saturday Night
ESE wind 25 to 30 kt becoming S 35 to 40 kt after midnight. Winds could gust as high as 45 kt. Rain. The rain could be heavy at times. Seas 7 ft building to 12 ft.
Sunday
S wind 40 to 45 kt increasing to 45 to 50 kt in the afternoon. Winds could gust as high as 70 kt. Rain, mainly before 9am. Seas 12 ft building to 21 ft.
Sunday Night
SW wind around 50 kt, with gusts as high as 70 kt. A chance of rain. Seas 21 ft subsiding to 17 ft.
Monday
WSW wind 45 to 50 kt. Rain likely. Seas 17 to 18 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: 52.89°N 173.1°W
Last Update: 2:53 am AKST Jan 1, 2026
Forecast Valid: 12pm AKST Jan 1, 2026-6pm AKST Jan 7, 2026
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