Hazardous Weather Conditions

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Anchorage, AK Local Forecast Office

39NM NW Seguam Island AK

Marine Point Forecast

[NOTICE]
    • Tonight

      Tonight:E wind 10 to 15 kt. Cloudy. Seas around 6 ft.

      Low: 36 °F

      E 15kt
      6ft

    • Wednesday

      Wednesday:ESE wind 15 to 20 kt. A slight chance of rain after 1pm.   Seas around 5 ft.

      High: 39 °F

      ESE 20kt
      5ft

    • Wednesday Night

      Wednesday Night:E wind 20 to 25 kt, with gusts as high as 30 kt. Rain likely.   Seas 5 to 6 ft.

      Low: 39 °F

      E 25kt
      5-6ft

      Small Craft Advisory
      Small Craft Advisory

    • Thursday

      Thursday:E wind 20 to 25 kt. Rain likely, mainly before 10am.   Seas 6 to 7 ft.

      High: 41 °F

      E 25kt
      6-7ft

    • Thursday Night

      Thursday Night:E wind around 15 kt. A chance of rain.   Seas 5 to 6 ft.

      Low: 37 °F

      E 15kt
      5-6ft

    • Friday

      Friday:ENE wind around 10 kt. A chance of rain before 1pm.   Seas around 4 ft.

      High: 40 °F

      ENE 10kt
      4ft

    • Friday Night

      Friday Night:E wind around 10 kt. A chance of showers after 10pm.   Seas around 4 ft.

      Low: 36 °F

      E 10kt
      4ft

    • Saturday

      Saturday:E wind around 10 kt. A chance of showers.   Seas around 3 ft.

      High: 40 °F

      E 10kt
      3ft

    • Saturday Night

      Saturday Night:SE wind 15 to 20 kt, with gusts as high as 25 kt. Showers.   Seas 3 to 4 ft.

      Low: 37 °F

      SE 20kt
      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: 3:14 pm AKDT May 5, 2026
Forecast Valid: 6pm AKDT May 5, 2026-6pm AKDT May 12, 2026

View Nearby Observations

Detailed Forecast

...SMALL CRAFT ADVISORY WEDNESDAY NIGHT...

Synopsis: A front moves across the western Aleutians through Wed morning. A 1003 mb N Pacific low 200 nm SE of Atka Wed afternoon moves to 90 nm S of Atka at 1002 mb Thu morning. This low continues southeastward to the North Pacific through Thu afternoon.

Tonight
E wind 10 to 15 kt. Cloudy. Seas around 6 ft.
Wednesday
ESE wind 15 to 20 kt. A slight chance of rain after 1pm. Seas around 5 ft.
Wednesday Night
E wind 20 to 25 kt, with gusts as high as 30 kt. Rain likely. Seas 5 to 6 ft.
Thursday
E wind 20 to 25 kt. Rain likely, mainly before 10am. Seas 6 to 7 ft.
Thursday Night
E wind around 15 kt. A chance of rain. Seas 5 to 6 ft.
Friday
ENE wind around 10 kt. A chance of rain before 1pm. Seas around 4 ft.
Friday Night
E wind around 10 kt. A chance of showers after 10pm. Seas around 4 ft.
Saturday
E wind around 10 kt. A chance of showers. Seas around 3 ft.
Saturday Night
SE wind 15 to 20 kt, with gusts as high as 25 kt. Showers. 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: 3:14 pm AKDT May 5, 2026
Forecast Valid: 6pm AKDT May 5, 2026-6pm AKDT May 12, 2026
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