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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]

    • Tonight

      Tonight:NW wind 15 to 20 kt becoming SW after midnight. A slight chance of rain and snow showers before 9pm, then a slight chance of snow showers between 9pm and 3am. Seas 10 to 12 ft.

      Low: 31 °F

      NW 20kt
      10-12ft

      Small Craft Advisory
      Small Craft Advisory

    • Saturday

      Saturday:SSW wind 10 to 15 kt. A slight chance of snow showers before 9am. Seas 8 to 9 ft.

      High: 35 °F

      SSW 15kt
      8-9ft

      Small Craft Advisory
      Small Craft Advisory

    • Saturday Night

      Saturday Night:SSW wind 10 to 20 kt becoming SE after midnight. A chance of rain and snow showers between 9pm and 3am, then snow showers likely. Seas 7 to 9 ft.

      Low: 33 °F

      SE 20kt
      7-9ft

      Small Craft Advisory
      Small Craft Advisory

    • Sunday

      Sunday:ESE wind 30 to 40 kt. Rain, mainly before noon. Seas 10 ft building to 18 ft.

      High: 42 °F

      ESE 40kt
      Waves Building18ft

    • Sunday Night

      Sunday Night:SE wind 35 to 40 kt, with gusts as high as 45 kt. Rain likely, mainly before midnight. Seas 19 ft subsiding to 14 ft.

      Low: 39 °F

      SE 40kt
      19ftWaves Subsiding

    • M.L.King Day

      M.L.King Day:ESE wind 30 to 35 kt, with gusts as high as 50 kt. A chance of showers before 9am. Seas 14 ft subsiding to 11 ft.

      High: 43 °F

      ESE 35kt
      14ftWaves Subsiding

    • Monday Night

      Monday Night:ESE wind around 35 kt, with gusts as high as 55 kt. A chance of rain after 9pm. Seas 11 ft building to 18 ft.

      Low: 38 °F

      ESE 35kt
      Waves Building18ft

    • Tuesday

      Tuesday:SSE wind 25 to 35 kt decreasing to 15 to 25 kt in the afternoon. Winds could gust as high as 55 kt. A chance of rain. Seas 21 ft subsiding to 14 ft.

      High: 42 °F

      SSE 35kt⇓
      21ftWaves Subsiding

    • Tuesday Night

      Tuesday Night:SSE wind 10 to 15 kt becoming E after midnight. A chance of rain. Seas 14 ft subsiding to 6 ft.

      Low: 38 °F

      SSE 15kt
      14ftWaves Subsiding


High and low forecast temperature values represent air temperature.

Water temperature forecast is experimental.

Associated Zone Forecast which includes this point

Last Update: 3:08 pm AKST Jan 16, 2026
Forecast Valid: 6pm AKST Jan 16, 2026-6pm AKST Jan 23, 2026

View Nearby Observations

Detailed Forecast

...SMALL CRAFT ADVISORY THROUGH SATURDAY NIGHT...

Synopsis: A 978 mb low 100 nm N of Seguam Island strengthens as it moves into the W Bering Sat afternoon at 972 mb then to Russia Sun afternoon. Its front moves across the E and N Bering Sea through Sun morning. A 972 mb N Pacific low moves to 110 nm S of Amchitka by Sun afternoon. Its front reaches the Aleutians by Sun morning.

Tonight
NW wind 15 to 20 kt becoming SW after midnight. A slight chance of rain and snow showers before 9pm, then a slight chance of snow showers between 9pm and 3am. Seas 10 to 12 ft.
Saturday
SSW wind 10 to 15 kt. A slight chance of snow showers before 9am. Seas 8 to 9 ft.
Saturday Night
SSW wind 10 to 20 kt becoming SE after midnight. A chance of rain and snow showers between 9pm and 3am, then snow showers likely. Seas 7 to 9 ft.
Sunday
ESE wind 30 to 40 kt. Rain, mainly before noon. Seas 10 ft building to 18 ft.
Sunday Night
SE wind 35 to 40 kt, with gusts as high as 45 kt. Rain likely, mainly before midnight. Seas 19 ft subsiding to 14 ft.
M.L.King Day
ESE wind 30 to 35 kt, with gusts as high as 50 kt. A chance of showers before 9am. Seas 14 ft subsiding to 11 ft.
Monday Night
ESE wind around 35 kt, with gusts as high as 55 kt. A chance of rain after 9pm. Seas 11 ft building to 18 ft.
Tuesday
SSE wind 25 to 35 kt decreasing to 15 to 25 kt in the afternoon. Winds could gust as high as 55 kt. A chance of rain. Seas 21 ft subsiding to 14 ft.
Tuesday Night
SSE wind 10 to 15 kt becoming E after midnight. A chance of rain. Seas 14 ft subsiding 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: 3:08 pm AKST Jan 16, 2026
Forecast Valid: 6pm AKST Jan 16, 2026-6pm AKST Jan 23, 2026
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