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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]

    • Today

      Today:W wind 10 to 20 kt. Mostly cloudy. Seas 7 to 9 ft.

      High: 42 °F

      W 20kt
      7-9ft

      Small Craft Advisory
      Small Craft Advisory

    • Tonight

      Tonight:W wind 5 to 10 kt becoming SSW after midnight. A chance of rain after 10pm. Seas 4 to 6 ft.

      Low: 39 °F

      SSW 10kt
      4-6ft

    • Thursday

      Thursday:W wind 15 to 20 kt. Rain likely. Seas 4 ft building to 7 ft.

      High: 43 °F

      W 20kt
      Waves Building7ft

    • Thursday Night

      Thursday Night:WSW wind 20 to 25 kt. A chance of rain. Seas 7 to 8 ft.

      Low: 40 °F

      WSW 25kt
      7-8ft

    • Friday

      Friday:WSW wind 15 to 20 kt. A chance of rain. Seas 8 to 9 ft.

      High: 43 °F

      WSW 20kt
      8-9ft

    • Friday Night

      Friday Night:NNW wind around 10 kt, with gusts as high as 20 kt. A chance of rain before 1am. Seas 5 to 6 ft.

      Low: 39 °F

      NNW 10kt
      5-6ft

    • Saturday

      Saturday:NNE wind around 15 kt, with gusts as high as 20 kt. Cloudy. Seas 10 ft subsiding to 5 ft.

      High: 42 °F

      NNE 15kt
      10ftWaves Subsiding

    • Saturday Night

      Saturday Night:NE wind around 15 kt, with gusts as high as 20 kt. Cloudy. Seas 6 to 8 ft.

      Low: 38 °F

      NE 15kt
      6-8ft

    • Sunday

      Sunday:ENE wind 10 to 15 kt. Mostly cloudy. Seas 4 to 6 ft.

      High: 42 °F

      ENE 15kt
      4-6ft


High and low forecast temperature values represent air temperature.

Water temperature forecast is experimental.

Associated Zone Forecast which includes this point

Last Update: 6:41 am AKDT May 27, 2026
Forecast Valid: 9am AKDT May 27, 2026-6pm AKDT Jun 2, 2026

View Nearby Observations

Detailed Forecast

...SMALL CRAFT ADVISORY TODAY AND THURSDAY...

Synopsis: A front from a Kamchatka Low moves through the Bering through Fri morning. The 1007 mb Kamchatka low arrives 280 nm NW of Attu Thu morning and moves to 170 nm SW of Saint Paul at 1010 mb by Fri morning.

Today
W wind 10 to 20 kt. Mostly cloudy. Seas 7 to 9 ft.
Tonight
W wind 5 to 10 kt becoming SSW after midnight. A chance of rain after 10pm. Seas 4 to 6 ft.
Thursday
W wind 15 to 20 kt. Rain likely. Seas 4 ft building to 7 ft.
Thursday Night
WSW wind 20 to 25 kt. A chance of rain. Seas 7 to 8 ft.
Friday
WSW wind 15 to 20 kt. A chance of rain. Seas 8 to 9 ft.
Friday Night
NNW wind around 10 kt, with gusts as high as 20 kt. A chance of rain before 1am. Seas 5 to 6 ft.
Saturday
NNE wind around 15 kt, with gusts as high as 20 kt. Cloudy. Seas 10 ft subsiding to 5 ft.
Saturday Night
NE wind around 15 kt, with gusts as high as 20 kt. Cloudy. Seas 6 to 8 ft.
Sunday
ENE wind 10 to 15 kt. Mostly cloudy. Seas 4 to 6 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: 6:41 am AKDT May 27, 2026
Forecast Valid: 9am AKDT May 27, 2026-6pm AKDT Jun 2, 2026
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