Hazardous Weather Conditions

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Anchorage, AK Local Forecast Office

39NM NW Seguam Island AK

Marine Point Forecast

[NOTICE]
    • Friday

      Friday:SSW wind 20 to 25 kt. A chance of rain, mainly after 7am.  Patchy fog.  Seas 5 to 6 ft.

      High: 45 °F

      SSW 25kt
      5-6ft

      Small Craft Advisory
      Small Craft Advisory

    • Friday Night

      Friday Night:SSW wind 20 to 25 kt. Rain likely, mainly after 1am.  Patchy fog.  Seas 5 to 6 ft.

      Low: 42 °F

      SSW 25kt
      5-6ft

      Small Craft Advisory
      Small Craft Advisory

    • Saturday

      Saturday:SW wind around 20 kt. Rain likely, mainly after 4pm.  Patchy fog before 10am.  Seas around 5 ft.

      High: 45 °F

      SW 20kt
      5ft

    • Saturday Night

      Saturday Night:WSW wind 15 to 20 kt. Rain likely, mainly before 1am.   Seas around 6 ft.

      Low: 41 °F

      WSW 20kt
      6ft

    • Sunday

      Sunday:WSW wind 10 to 15 kt, with gusts as high as 20 kt. A chance of rain before 10am.   Seas 3 to 5 ft.

      High: 45 °F

      WSW 15kt
      3-5ft

    • Sunday Night

      Sunday Night:S wind 5 to 10 kt. A chance of showers after 4am.   Seas 2 to 3 ft.

      Low: 41 °F

      S 10kt
      2-3ft

    • Monday

      Monday:SSE wind 10 to 15 kt. Showers likely, mainly after 10am.   Seas around 3 ft.

      High: 46 °F

      SSE 15kt
      3ft

    • Monday Night

      Monday Night:SSE wind around 20 kt, with gusts as high as 25 kt. Showers.   Seas 5 to 6 ft.

      Low: 41 °F

      SSE 20kt
      5-6ft

    • Tuesday

      Tuesday:S wind around 20 kt, with gusts as high as 30 kt. Showers.   Seas around 5 ft.

      High: 47 °F

      S 20kt
      5ft


High and low forecast temperature values represent air temperature.

Water temperature forecast is experimental.

Associated Zone Forecast which includes this point

Last Update: 8:23 pm AKDT Jun 25, 2026
Forecast Valid: 1am AKDT Jun 26, 2026-6pm AKDT Jul 2, 2026

View Nearby Observations

Detailed Forecast

...SMALL CRAFT ADVISORY THROUGH FRIDAY NIGHT...

Synopsis: A 997 mb low 285 nm N of Adak remains nearly stationary through Fri afternoon as it weakens to 100 mb. This low then moves to 140 nm W of Saint Paul at 1007 mb by Sat afternoon.

Friday
SSW wind 20 to 25 kt. A chance of rain, mainly after 7am. Patchy fog. Seas 5 to 6 ft.
Friday Night
SSW wind 20 to 25 kt. Rain likely, mainly after 1am. Patchy fog. Seas 5 to 6 ft.
Saturday
SW wind around 20 kt. Rain likely, mainly after 4pm. Patchy fog before 10am. Seas around 5 ft.
Saturday Night
WSW wind 15 to 20 kt. Rain likely, mainly before 1am. Seas around 6 ft.
Sunday
WSW wind 10 to 15 kt, with gusts as high as 20 kt. A chance of rain before 10am. Seas 3 to 5 ft.
Sunday Night
S wind 5 to 10 kt. A chance of showers after 4am. Seas 2 to 3 ft.
Monday
SSE wind 10 to 15 kt. Showers likely, mainly after 10am. Seas around 3 ft.
Monday Night
SSE wind around 20 kt, with gusts as high as 25 kt. Showers. Seas 5 to 6 ft.
Tuesday
S wind around 20 kt, with gusts as high as 30 kt. Showers. Seas around 5 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: 8:23 pm AKDT Jun 25, 2026
Forecast Valid: 1am AKDT Jun 26, 2026-6pm AKDT Jul 2, 2026
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