Hazardous Weather Conditions

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Anchorage, AK Local Forecast Office

39NM NW Seguam Island AK

Marine Point Forecast

[NOTICE]
    • Tonight

      Tonight:SE wind around 20 kt, with gusts as high as 25 kt. Mostly cloudy. Seas around 5 ft.

      Low: 37 °F

      SE 20kt
      5ft

    • Friday

      Friday:SE wind 20 to 25 kt. Mostly cloudy. Seas around 5 ft.

      High: 38 °F

      SE 25kt
      5ft

      Small Craft Advisory
      Small Craft Advisory

    • Friday Night

      Friday Night:SE wind 20 to 25 kt. Isolated showers between midnight and 3am, then a chance of rain after 3am.   Seas 5 to 6 ft.

      Low: 37 °F

      SE 25kt
      5-6ft

      Small Craft Advisory
      Small Craft Advisory

    • Saturday

      Saturday:E wind 20 to 25 kt. A chance of rain.   Seas 5 to 6 ft.

      High: 40 °F

      E 25kt
      5-6ft

    • Saturday Night

      Saturday Night:E wind around 20 kt. Rain likely, mainly after 3am.   Seas around 6 ft.

      Low: 38 °F

      E 20kt
      6ft

    • Sunday

      Sunday:E wind 15 to 20 kt. Rain likely, mainly before 9am.   Seas 6 to 7 ft.

      High: 40 °F

      E 20kt
      6-7ft

    • Sunday Night

      Sunday Night:ENE wind around 20 kt. A chance of rain before 9pm.   Seas 5 to 7 ft.

      Low: 38 °F

      ENE 20kt
      5-7ft

    • Monday

      Monday:NE wind 15 to 20 kt. A chance of rain.   Seas 6 to 7 ft.

      High: 41 °F

      NE 20kt
      6-7ft

    • Monday Night

      Monday Night:NE wind 20 to 25 kt. A chance of rain.   Seas 5 to 6 ft.

      Low: 36 °F

      NE 25kt
      5-6ft


High and low forecast temperature values represent air temperature.

Water temperature forecast is experimental.

Associated Zone Forecast which includes this point

Last Update: 7:09 pm AKST Jan 22, 2026
Forecast Valid: 10pm AKST Jan 22, 2026-6pm AKST Jan 29, 2026

View Nearby Observations

Detailed Forecast

...GALE WARNING THROUGH FRIDAY...

Synopsis: A 982 mb N Pacific low reaches 210 nm W of Attu at 968 mb Fri afternoon. Its front remains draped over the western Aleutians through Sat afternoon. Another 993 mb N Pacific low moves to 250 nm S of the Shumagin Islands at 998 mb Sat morning. Its weak front lifts across the Alaska Peninsula through Sat afternoon.

Tonight
SE wind around 20 kt, with gusts as high as 25 kt. Mostly cloudy. Seas around 5 ft.
Friday
SE wind 20 to 25 kt. Mostly cloudy. Seas around 5 ft.
Friday Night
SE wind 20 to 25 kt. Isolated showers between midnight and 3am, then a chance of rain after 3am. Seas 5 to 6 ft.
Saturday
E wind 20 to 25 kt. A chance of rain. Seas 5 to 6 ft.
Saturday Night
E wind around 20 kt. Rain likely, mainly after 3am. Seas around 6 ft.
Sunday
E wind 15 to 20 kt. Rain likely, mainly before 9am. Seas 6 to 7 ft.
Sunday Night
ENE wind around 20 kt. A chance of rain before 9pm. Seas 5 to 7 ft.
Monday
NE wind 15 to 20 kt. A chance of rain. Seas 6 to 7 ft.
Monday Night
NE wind 20 to 25 kt. A chance of rain. Seas 5 to 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: 7:09 pm AKST Jan 22, 2026
Forecast Valid: 10pm AKST Jan 22, 2026-6pm AKST Jan 29, 2026
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