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Anchorage, AK Local Forecast Office

39NM NW Seguam Island AK

Marine Point Forecast

[NOTICE]

    • This Afternoon

      This Afternoon:N wind 10 to 15 kt. Mostly cloudy. Seas 4 to 5 ft.

      High: 34 °F

      N 15kt
      4-5ft

    • Tonight

      Tonight:N wind around 10 kt. Mostly cloudy. Seas around 4 ft.

      Low: 32 °F

      N 10kt
      4ft

    • Thursday

      Thursday:NW wind 10 to 15 kt. A slight chance of snow showers after 1pm. Seas 3 to 4 ft.

      High: 36 °F

      NW 15kt
      3-4ft

    • Thursday Night

      Thursday Night:N wind 15 to 20 kt, with gusts as high as 25 kt. Mostly cloudy. Seas 4 to 5 ft.

      Low: 25 °F

      N 20kt
      4-5ft

    • Friday

      Friday:NNE wind around 15 kt, with gusts as high as 25 kt. Widespread freezing spray before 1pm. Partly sunny. Seas 7 to 8 ft.

      High: 28 °F

      NNE 15kt
      7-8ft

    • Friday Night

      Friday Night:N wind 10 to 15 kt, with gusts as high as 20 kt. Mostly cloudy. Seas around 5 ft.

      Low: 26 °F

      N 15kt
      5ft

    • Saturday

      Saturday:N wind around 10 kt, with gusts as high as 20 kt. A chance of snow after 10am. Seas 5 to 6 ft.

      High: 31 °F

      N 10kt
      5-6ft

    • Saturday Night

      Saturday Night:NNE wind around 10 kt. Mostly cloudy. Seas 4 to 5 ft.

      Low: 27 °F

      NNE 10kt
      4-5ft

    • Sunday

      Sunday:ENE wind around 10 kt. Partly sunny. Seas 3 to 4 ft.

      High: 33 °F

      ENE 10kt
      3-4ft


High and low forecast temperature values represent air temperature.

Water temperature forecast is experimental.

Associated Zone Forecast which includes this point

Last Update: 7:43 am AKDT Mar 18, 2026
Forecast Valid: 12pm AKDT Mar 18, 2026-6pm AKDT Mar 24, 2026

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Detailed Forecast


Synopsis: High pressure persists over the western Bering through Fri morning. Several troughs dip southward across the eastern Bering and Alaska Peninsula Wed night and Thu.

This Afternoon
N wind 10 to 15 kt. Mostly cloudy. Seas 4 to 5 ft.
Tonight
N wind around 10 kt. Mostly cloudy. Seas around 4 ft.
Thursday
NW wind 10 to 15 kt. A slight chance of snow showers after 1pm. Seas 3 to 4 ft.
Thursday Night
N wind 15 to 20 kt, with gusts as high as 25 kt. Mostly cloudy. Seas 4 to 5 ft.
Friday
NNE wind around 15 kt, with gusts as high as 25 kt. Widespread freezing spray before 1pm. Partly sunny. Seas 7 to 8 ft.
Friday Night
N wind 10 to 15 kt, with gusts as high as 20 kt. Mostly cloudy. Seas around 5 ft.
Saturday
N wind around 10 kt, with gusts as high as 20 kt. A chance of snow after 10am. Seas 5 to 6 ft.
Saturday Night
NNE wind around 10 kt. Mostly cloudy. Seas 4 to 5 ft.
Sunday
ENE wind around 10 kt. Partly sunny. Seas 3 to 4 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: 7:43 am AKDT Mar 18, 2026
Forecast Valid: 12pm AKDT Mar 18, 2026-6pm AKDT Mar 24, 2026
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