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

Hazardous Weather Conditions

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Anchorage, AK Local Forecast Office

39NM NW Seguam Island AK

Marine Point Forecast

[NOTICE]

    • Tonight

      Tonight:WNW wind 35 to 40 kt decreasing to 25 to 30 kt after midnight. Snow showers likely, mainly before 9pm. Seas 18 to 20 ft.

      Low: 32 °F

      WNW 40kt⇓
      18-20ft

      Gale Warning
      Gale Warning

    • Thursday

      Thursday:W wind 10 to 20 kt becoming S 20 to 30 kt in the afternoon. A slight chance of rain and snow showers between 9am and noon, then rain likely. Seas 16 ft subsiding to 11 ft.

      High: 41 °F

      ⇑S 30kt
      16ftWaves Subsiding

      Small Craft Advisory
      Small Craft Advisory

    • Thursday Night

      Thursday Night:SSW wind 30 to 35 kt, with gusts as high as 40 kt. A chance of rain. Seas around 10 ft.

      Low: 37 °F

      SSW 35kt
      10ft

      Small Craft Advisory
      Small Craft Advisory

    • Friday

      Friday:S wind 30 to 35 kt, with gusts as high as 45 kt. Rain. Seas 11 ft building to 14 ft.

      High: 43 °F

      S 35kt
      Waves Building14ft

    • Friday Night

      Friday Night:SW wind 20 to 25 kt becoming W 15 to 20 kt after midnight. A chance of rain before 9pm. Seas 13 ft subsiding to 8 ft.

      Low: 36 °F

      SW 25kt⇓
      13ftWaves Subsiding

    • Saturday

      Saturday:SW wind 15 to 20 kt. Partly sunny. Seas around 8 ft.

      High: 40 °F

      SW 20kt
      8ft

    • Saturday Night

      Saturday Night:SW wind 5 to 15 kt becoming E after midnight. Winds could gust as high as 30 kt. Mostly cloudy. Seas 8 to 9 ft.

      Low: 37 °F

      SW 15kt
      8-9ft

    • Sunday

      Sunday:E wind 15 to 20 kt increasing to 25 to 30 kt in the afternoon. A chance of rain. Seas 8 ft building to 12 ft.

      High: 42 °F

      ⇑E 30kt
      Waves Building12ft

    • Sunday Night

      Sunday Night:ESE wind 25 to 30 kt decreasing to 15 to 20 kt after midnight. Rain likely. Seas 12 to 14 ft.

      Low: 38 °F

      ESE 30kt⇓
      12-14ft


High and low forecast temperature values represent air temperature.

Water temperature forecast is experimental.

Associated Zone Forecast which includes this point

Last Update: 1:37 pm AKST Feb 11, 2026
Forecast Valid: 8pm AKST Feb 11, 2026-6pm AKST Feb 18, 2026

View Nearby Observations

Detailed Forecast

...GALE WARNING TONIGHT AND THURSDAY NIGHT...

Synopsis: A 963 mb low 105 nm NE of Saint Paul moves to 50 nm S of Kipnuk at 979 mb Thu morning and continues inland Thu afternoon. A front enters the western Bering Thu morning and tracks east across the Bering through Fri afternoon.

Tonight
WNW wind 35 to 40 kt decreasing to 25 to 30 kt after midnight. Snow showers likely, mainly before 9pm. Seas 18 to 20 ft.
Thursday
W wind 10 to 20 kt becoming S 20 to 30 kt in the afternoon. A slight chance of rain and snow showers between 9am and noon, then rain likely. Seas 16 ft subsiding to 11 ft.
Thursday Night
SSW wind 30 to 35 kt, with gusts as high as 40 kt. A chance of rain. Seas around 10 ft.
Friday
S wind 30 to 35 kt, with gusts as high as 45 kt. Rain. Seas 11 ft building to 14 ft.
Friday Night
SW wind 20 to 25 kt becoming W 15 to 20 kt after midnight. A chance of rain before 9pm. Seas 13 ft subsiding to 8 ft.
Saturday
SW wind 15 to 20 kt. Partly sunny. Seas around 8 ft.
Saturday Night
SW wind 5 to 15 kt becoming E after midnight. Winds could gust as high as 30 kt. Mostly cloudy. Seas 8 to 9 ft.
Sunday
E wind 15 to 20 kt increasing to 25 to 30 kt in the afternoon. A chance of rain. Seas 8 ft building to 12 ft.
Sunday Night
ESE wind 25 to 30 kt decreasing to 15 to 20 kt after midnight. Rain likely. Seas 12 to 14 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: 1:37 pm AKST Feb 11, 2026
Forecast Valid: 8pm AKST Feb 11, 2026-6pm AKST Feb 18, 2026
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