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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:S wind 5 to 10 kt. Partly sunny. Seas around 5 ft.

      High: 40 °F

      S 10kt
      5ft

    • Tonight

      Tonight:S wind 15 to 20 kt, with gusts as high as 25 kt. Rain likely, mainly after 4am. Seas around 6 ft.

      Low: 40 °F

      S 20kt
      6ft

    • Monday

      Monday:S wind around 25 kt, with gusts as high as 30 kt. Rain. Seas 7 to 8 ft.

      High: 42 °F

      S 25kt
      7-8ft

      Small Craft Advisory
      Small Craft Advisory

    • Monday Night

      Monday Night:S wind around 25 kt, with gusts as high as 30 kt. A chance of rain. Seas around 7 ft.

      Low: 41 °F

      S 25kt
      7ft

    • Tuesday

      Tuesday:SW wind 15 to 20 kt. A chance of rain before 1pm. Seas 4 to 6 ft.

      High: 41 °F

      SW 20kt
      4-6ft

    • Tuesday Night

      Tuesday Night:SSW wind 15 to 20 kt. Rain likely, mainly after 4am. Seas 4 to 5 ft.

      Low: 38 °F

      SSW 20kt
      4-5ft

    • Wednesday

      Wednesday:WSW wind 15 to 20 kt, with gusts as high as 25 kt. Rain likely, mainly before 10am. Seas 5 to 7 ft.

      High: 41 °F

      WSW 20kt
      5-7ft

    • Wednesday Night

      Wednesday Night:SW wind around 15 kt, with gusts as high as 25 kt. Rain likely. Seas 7 to 8 ft.

      Low: 37 °F

      SW 15kt
      7-8ft

    • Thursday

      Thursday:WSW wind around 15 kt. Rain. Seas around 6 ft.

      High: 40 °F

      WSW 15kt
      6ft


High and low forecast temperature values represent air temperature.

Water temperature forecast is experimental.

Associated Zone Forecast which includes this point

Last Update: 4:15 am AKDT Apr 12, 2026
Forecast Valid: 10am AKDT Apr 12, 2026-6pm AKDT Apr 18, 2026

View Nearby Observations

Detailed Forecast

...SMALL CRAFT ADVISORY THROUGH MONDAY...

Synopsis: A 1007 mb low moves over Saint Lawrence Island this morning before tracking southeastward into the YK Delta this afternoon. A front extending from a 988 mb Kamchatka low moves across the Aleutians and Bering through Tue morning.

Today
S wind 5 to 10 kt. Partly sunny. Seas around 5 ft.
Tonight
S wind 15 to 20 kt, with gusts as high as 25 kt. Rain likely, mainly after 4am. Seas around 6 ft.
Monday
S wind around 25 kt, with gusts as high as 30 kt. Rain. Seas 7 to 8 ft.
Monday Night
S wind around 25 kt, with gusts as high as 30 kt. A chance of rain. Seas around 7 ft.
Tuesday
SW wind 15 to 20 kt. A chance of rain before 1pm. Seas 4 to 6 ft.
Tuesday Night
SSW wind 15 to 20 kt. Rain likely, mainly after 4am. Seas 4 to 5 ft.
Wednesday
WSW wind 15 to 20 kt, with gusts as high as 25 kt. Rain likely, mainly before 10am. Seas 5 to 7 ft.
Wednesday Night
SW wind around 15 kt, with gusts as high as 25 kt. Rain likely. Seas 7 to 8 ft.
Thursday
WSW wind around 15 kt. Rain. Seas around 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: 4:15 am AKDT Apr 12, 2026
Forecast Valid: 10am AKDT Apr 12, 2026-6pm AKDT Apr 18, 2026
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