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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]

    • Tonight

      Tonight:Variable winds 5 kt or less. Areas of fog. Seas around 2 ft.

      Low: 41 °F

      Light Wind
      2ft

    • Sunday

      Sunday:Variable winds 5 kt or less. Areas of fog before 1pm. Seas around 2 ft.

      High: 44 °F

      Light Wind
      2ft

    • Sunday Night

      Sunday Night:E wind 10 to 15 kt. Cloudy. Seas around 2 ft.

      Low: 41 °F

      E 15kt
      2ft

    • Monday

      Monday:E wind around 15 kt. Cloudy. Seas around 3 ft.

      High: 45 °F

      E 15kt
      3ft

    • Monday Night

      Monday Night:ESE wind 15 to 20 kt. A chance of rain. Seas 3 to 4 ft.

      Low: 42 °F

      ESE 20kt
      3-4ft

    • Tuesday

      Tuesday:E wind around 15 kt. A chance of rain before 10am, then a chance of rain after 4pm. Seas around 4 ft.

      High: 46 °F

      E 15kt
      4ft

    • Tuesday Night

      Tuesday Night:E wind around 10 kt becoming S in the evening. Winds could gust as high as 20 kt. Showers, mainly after 10pm. Seas around 4 ft.

      Low: 43 °F

      E 10kt
      4ft

    • Wednesday

      Wednesday:SE wind 20 to 25 kt. Showers. Seas around 3 ft.

      High: 46 °F

      SE 25kt
      3ft

    • Wednesday Night

      Wednesday Night:SE wind around 20 kt, with gusts as high as 30 kt. A chance of showers. Seas 3 to 4 ft.

      Low: 42 °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: 3:02 pm AKDT Jun 20, 2026
Forecast Valid: 6pm AKDT Jun 20, 2026-6pm AKDT Jun 27, 2026

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Detailed Forecast

...SMALL CRAFT ADVISORY SUNDAY AND SUNDAY NIGHT...

Synopsis: A 1014 mb North Pacific low moves to 230 nm SE of Sand Point by Sun morning and continues to 140 nm SE of Chignik at 1012 mb by Mon morning. A front moves over the Western Aleutians from Sun morning through Mon afternoon.

Tonight
Variable winds 5 kt or less. Areas of fog. Seas around 2 ft.
Sunday
Variable winds 5 kt or less. Areas of fog before 1pm. Seas around 2 ft.
Sunday Night
E wind 10 to 15 kt. Cloudy. Seas around 2 ft.
Monday
E wind around 15 kt. Cloudy. Seas around 3 ft.
Monday Night
ESE wind 15 to 20 kt. A chance of rain. Seas 3 to 4 ft.
Tuesday
E wind around 15 kt. A chance of rain before 10am, then a chance of rain after 4pm. Seas around 4 ft.
Tuesday Night
E wind around 10 kt becoming S in the evening. Winds could gust as high as 20 kt. Showers, mainly after 10pm. Seas around 4 ft.
Wednesday
SE wind 20 to 25 kt. Showers. Seas around 3 ft.
Wednesday Night
SE wind around 20 kt, with gusts as high as 30 kt. A chance of 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: 3:02 pm AKDT Jun 20, 2026
Forecast Valid: 6pm AKDT Jun 20, 2026-6pm AKDT Jun 27, 2026
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