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Anchorage, AK Local Forecast Office

31NM WSW Seguam Island AK

Marine Point Forecast

[NOTICE]

    • Overnight

      Overnight:SW wind around 15 kt. A chance of rain. Seas 2 to 3 ft.

      Low: 47 °F

      SW 15kt
      2-3ft

    • Friday

      Friday:WNW wind 10 to 15 kt. A slight chance of rain before 10am. Seas around 3 ft.

      High: 52 °F

      WNW 15kt
      3ft

    • Friday Night

      Friday Night:WNW wind around 15 kt. A slight chance of rain after 4am. Seas 2 to 3 ft.

      Low: 47 °F

      WNW 15kt
      2-3ft

    • Saturday

      Saturday:WNW wind 5 to 10 kt becoming SW in the afternoon. A chance of rain before 10am, then a chance of rain after 4pm. Seas around 2 ft.

      High: 54 °F

      WNW 10kt
      2ft

    • Saturday Night

      Saturday Night:SW wind 10 to 15 kt. A chance of rain before 7pm, then a chance of showers between 7pm and 1am. Seas around 2 ft.

      Low: 49 °F

      SW 15kt
      2ft

    • Sunday

      Sunday:SW wind around 15 kt. Partly sunny. Seas around 2 ft.

      High: 58 °F

      SW 15kt
      2ft

    • Sunday Night

      Sunday Night:SW wind around 20 kt, with gusts as high as 30 kt. Rain likely, mainly after 4am. Seas 3 to 4 ft.

      Low: 52 °F

      SW 20kt
      3-4ft

    • Monday

      Monday:SW wind 20 to 25 kt, with gusts as high as 30 kt. Showers likely. Seas 3 to 4 ft.

      High: 58 °F

      SW 25kt
      3-4ft

    • Monday Night

      Monday Night:WSW wind 15 to 20 kt, with gusts as high as 30 kt. A chance of showers. Seas around 2 ft.

      Low: 49 °F

      WSW 20kt
      2ft


High and low forecast temperature values represent air temperature.

Water temperature forecast is experimental.

Associated Zone Forecast which includes this point

Last Update: 10:25 pm AKDT Jul 30, 2026
Forecast Valid: 12am AKDT Jul 31, 2026-6pm AKDT Aug 6, 2026

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Detailed Forecast


Synopsis: A 1005 mb low 100 nm SW of Shemya moves to 75 nm SE of St George at 1007 mb Fri afternoon. Its front moves through the Aleutians reaching the Mainland Fri evening. A ridge of high pressure moves in behind the low.

Overnight
SW wind around 15 kt. A chance of rain. Seas 2 to 3 ft.
Friday
WNW wind 10 to 15 kt. A slight chance of rain before 10am. Seas around 3 ft.
Friday Night
WNW wind around 15 kt. A slight chance of rain after 4am. Seas 2 to 3 ft.
Saturday
WNW wind 5 to 10 kt becoming SW in the afternoon. A chance of rain before 10am, then a chance of rain after 4pm. Seas around 2 ft.
Saturday Night
SW wind 10 to 15 kt. A chance of rain before 7pm, then a chance of showers between 7pm and 1am. Seas around 2 ft.
Sunday
SW wind around 15 kt. Partly sunny. Seas around 2 ft.
Sunday Night
SW wind around 20 kt, with gusts as high as 30 kt. Rain likely, mainly after 4am. Seas 3 to 4 ft.
Monday
SW wind 20 to 25 kt, with gusts as high as 30 kt. Showers likely. Seas 3 to 4 ft.
Monday Night
WSW wind 15 to 20 kt, with gusts as high as 30 kt. A chance of showers. Seas around 2 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: 52.11°N 173.2°W
Last Update: 10:25 pm AKDT Jul 30, 2026
Forecast Valid: 12am AKDT Jul 31, 2026-6pm AKDT Aug 6, 2026
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