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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:W wind around 15 kt becoming SW after midnight. A slight chance of snow showers before 3am. Seas 10 to 11 ft.

      Low: 31 °F

      W 15kt
      10-11ft

      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 30 to 40 kt. Rain likely, mainly before 9pm. Seas 19 ft subsiding to 13 ft.

      Low: 39 °F

      SE 40kt
      19ftWaves Subsiding

    • M.L.King Day

      M.L.King Day:ESE wind 25 to 35 kt, with gusts as high as 45 kt. Mostly cloudy. Seas 10 to 11 ft.

      High: 42 °F

      ESE 35kt
      10-11ft

    • Monday Night

      Monday Night:ESE wind 35 to 40 kt, with gusts as high as 50 kt. A chance of rain before 3am. Seas 12 ft building to 17 ft.

      Low: 38 °F

      ESE 40kt
      Waves Building17ft

    • Tuesday

      Tuesday:S wind 30 to 35 kt decreasing to 20 to 25 kt in the afternoon. Winds could gust as high as 45 kt. A chance of rain. Seas 17 ft subsiding to 10 ft.

      High: 41 °F

      S 35kt⇓
      17ftWaves Subsiding

    • Tuesday Night

      Tuesday Night:S wind 10 to 20 kt becoming E after midnight. Mostly cloudy. Seas 10 ft subsiding to 7 ft.

      Low: 37 °F

      S 20kt
      10ftWaves Subsiding


High and low forecast temperature values represent air temperature.

Water temperature forecast is experimental.

Associated Zone Forecast which includes this point

Last Update: 7:08 pm AKST Jan 16, 2026
Forecast Valid: 9pm 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
W wind around 15 kt becoming SW after midnight. A slight chance of snow showers before 3am. Seas 10 to 11 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 30 to 40 kt. Rain likely, mainly before 9pm. Seas 19 ft subsiding to 13 ft.
M.L.King Day
ESE wind 25 to 35 kt, with gusts as high as 45 kt. Mostly cloudy. Seas 10 to 11 ft.
Monday Night
ESE wind 35 to 40 kt, with gusts as high as 50 kt. A chance of rain before 3am. Seas 12 ft building to 17 ft.
Tuesday
S wind 30 to 35 kt decreasing to 20 to 25 kt in the afternoon. Winds could gust as high as 45 kt. A chance of rain. Seas 17 ft subsiding to 10 ft.
Tuesday Night
S wind 10 to 20 kt becoming E after midnight. Mostly cloudy. Seas 10 ft subsiding to 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: 7:08 pm AKST Jan 16, 2026
Forecast Valid: 9pm AKST Jan 16, 2026-6pm AKST Jan 23, 2026
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