Hazardous Weather Conditions

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Anchorage, AK Local Forecast Office

39NM NW Seguam Island AK

Marine Point Forecast

[NOTICE]
    • This Afternoon

      This Afternoon:E wind around 10 kt. Mostly cloudy. Seas around 2 ft.

      High: 44 °F

      E 10kt
      2ft

    • Tonight

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

      Low: 41 °F

      E 15kt
      2ft

    • Monday

      Monday:E wind around 15 kt. A slight chance of rain.   Seas around 3 ft.

      High: 45 °F

      E 15kt
      3ft

    • Monday Night

      Monday Night:ESE wind around 15 kt. A chance of rain.   Seas around 4 ft.

      Low: 42 °F

      ESE 15kt
      4ft

    • Tuesday

      Tuesday:E wind around 15 kt. A chance of rain before 10am.   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. Rain after 4am.   Seas around 4 ft.

      Low: 43 °F

      E 10kt
      4ft

    • Wednesday

      Wednesday:SE wind 20 to 25 kt. Showers, mainly before 10am.   Seas 2 to 3 ft.

      High: 46 °F

      SE 25kt
      2-3ft

    • Wednesday Night

      Wednesday Night:SSW wind around 20 kt. A chance of showers.   Seas 2 to 3 ft.

      Low: 42 °F

      SSW 20kt
      2-3ft

    • Thursday

      Thursday:SSW wind 20 to 25 kt. A chance of showers.   Seas around 3 ft.

      High: 46 °F

      SSW 25kt
      3ft


High and low forecast temperature values represent air temperature.

Water temperature forecast is experimental.

Associated Zone Forecast which includes this point

Last Update: 7:53 am AKDT Jun 21, 2026
Forecast Valid: 2pm AKDT Jun 21, 2026-6pm AKDT Jun 27, 2026

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Detailed Forecast

...SMALL CRAFT ADVISORY TONIGHT AND MONDAY...

Synopsis: A 1013 mb North Pacific low moves to 160 nm SE of Sand Point by Sun afternoon and continues to 170 nm SE of Chignik at 1014 mb before exiting into the Western Gulf. Another North Pacific low sends a front over the Western Aleutians and into the Southwestern Bering from Sun morning through Tue morning.

This Afternoon
E wind around 10 kt. Mostly cloudy. Seas around 2 ft.
Tonight
E wind 10 to 15 kt. Cloudy. Seas around 2 ft.
Monday
E wind around 15 kt. A slight chance of rain. Seas around 3 ft.
Monday Night
ESE wind around 15 kt. A chance of rain. Seas around 4 ft.
Tuesday
E wind around 15 kt. A chance of rain before 10am. Seas around 4 ft.
Tuesday Night
E wind around 10 kt becoming S in the evening. Winds could gust as high as 20 kt. Rain after 4am. Seas around 4 ft.
Wednesday
SE wind 20 to 25 kt. Showers, mainly before 10am. Seas 2 to 3 ft.
Wednesday Night
SSW wind around 20 kt. A chance of showers. Seas 2 to 3 ft.
Thursday
SSW wind 20 to 25 kt. A chance of showers. Seas around 3 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: 7:53 am AKDT Jun 21, 2026
Forecast Valid: 2pm AKDT Jun 21, 2026-6pm AKDT Jun 27, 2026
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