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:W wind around 10 kt. Partly sunny. Seas around 4 ft.

      High: 41 °F

      W 10kt
      4ft

    • Tonight

      Tonight:WSW wind 5 to 15 kt becoming S after midnight. Scattered showers after 4am.   Seas 3 to 4 ft.

      Low: 39 °F

      S 15kt
      3-4ft

    • Wednesday

      Wednesday:SW wind around 20 kt, with gusts as high as 25 kt. Scattered showers, mainly before 10am.   Seas 5 to 6 ft.

      High: 40 °F

      SW 20kt
      5-6ft

    • Wednesday Night

      Wednesday Night:WSW wind around 25 kt. Scattered rain and snow showers between 10pm and 1am, then a chance of rain showers after 1am.   Seas around 8 ft.

      Low: 38 °F

      WSW 25kt
      8ft

      Small Craft Advisory
      Small Craft Advisory

    • Thursday

      Thursday:W wind 20 to 25 kt. A chance of rain and snow showers.   Seas 7 to 8 ft.

      High: 39 °F

      W 25kt
      7-8ft

    • Thursday Night

      Thursday Night:W wind 15 to 25 kt. A chance of rain showers before 4am.   Seas 6 to 7 ft.

      Low: 38 °F

      W 25kt
      6-7ft

    • Friday

      Friday:SW wind around 15 kt becoming S in the afternoon. Winds could gust as high as 25 kt. Rain, mainly after 10am.   Seas around 5 ft.

      High: 40 °F

      S 15kt
      5ft

    • Friday Night

      Friday Night:S wind around 30 kt, with gusts as high as 35 kt. Rain.   Seas 5 to 6 ft.

      Low: 37 °F

      S 30kt
      5-6ft

    • Saturday

      Saturday:S wind around 30 kt, with gusts as high as 40 kt. Rain.   Seas around 7 ft.

      High: 42 °F

      S 30kt
      7ft


High and low forecast temperature values represent air temperature.

Water temperature forecast is experimental.

Associated Zone Forecast which includes this point

Last Update: 2:22 pm AKDT Apr 14, 2026
Forecast Valid: 5pm AKDT Apr 14, 2026-6pm AKDT Apr 21, 2026

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Detailed Forecast

...SMALL CRAFT ADVISORY THROUGH WEDNESDAY NIGHT...

Synopsis: A 999 mb low 305 nm N of Attu Island moves to 95 nm NW of Saint Paul by Thu afternoon. Multiple fronts move across the Aleutian Chain through Thu afternoon.

This Afternoon
W wind around 10 kt. Partly sunny. Seas around 4 ft.
Tonight
WSW wind 5 to 15 kt becoming S after midnight. Scattered showers after 4am. Seas 3 to 4 ft.
Wednesday
SW wind around 20 kt, with gusts as high as 25 kt. Scattered showers, mainly before 10am. Seas 5 to 6 ft.
Wednesday Night
WSW wind around 25 kt. Scattered rain and snow showers between 10pm and 1am, then a chance of rain showers after 1am. Seas around 8 ft.
Thursday
W wind 20 to 25 kt. A chance of rain and snow showers. Seas 7 to 8 ft.
Thursday Night
W wind 15 to 25 kt. A chance of rain showers before 4am. Seas 6 to 7 ft.
Friday
SW wind around 15 kt becoming S in the afternoon. Winds could gust as high as 25 kt. Rain, mainly after 10am. Seas around 5 ft.
Friday Night
S wind around 30 kt, with gusts as high as 35 kt. Rain. Seas 5 to 6 ft.
Saturday
S wind around 30 kt, with gusts as high as 40 kt. Rain. Seas around 7 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: 2:22 pm AKDT Apr 14, 2026
Forecast Valid: 5pm AKDT Apr 14, 2026-6pm AKDT Apr 21, 2026
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