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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]

    • Today

      Today:SSW wind 10 to 15 kt. Sunny. Seas 12 ft subsiding to 9 ft.

      High: 35 °F

      SSW 15kt
      12ftWaves Subsiding

      Small Craft Advisory
      Small Craft Advisory

    • Tonight

      Tonight:SSW wind 10 to 15 kt becoming ESE 20 to 25 kt after midnight. A slight chance of rain and snow showers before midnight, then a chance of rain and snow between midnight and 3am, then snow after 3am. Seas 8 to 9 ft.

      Low: 34 °F

      ⇑ESE 25kt
      8-9ft

      Small Craft Advisory
      Small Craft Advisory

    • Sunday

      Sunday:SE wind 35 to 40 kt, with gusts as high as 45 kt. Rain, mainly before noon. Seas 11 ft building to 18 ft.

      High: 42 °F

      SE 40kt
      Waves Building18ft

      Gale Warning
      Gale Warning

    • Sunday Night

      Sunday Night:SE wind 30 to 40 kt, with gusts as high as 50 kt. Rain likely, mainly before 9pm. Seas 17 ft subsiding to 13 ft.

      Low: 39 °F

      SE 40kt
      17ftWaves 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 between 9am and 3pm. 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

    • Wednesday

      Wednesday:E wind 10 to 20 kt becoming SE in the afternoon. Mostly cloudy. Seas 5 to 7 ft.

      High: 40 °F

      SE 20kt
      5-7ft


High and low forecast temperature values represent air temperature.

Water temperature forecast is experimental.

Associated Zone Forecast which includes this point

Last Update: 4:43 am AKST Jan 17, 2026
Forecast Valid: 7am AKST Jan 17, 2026-6pm AKST Jan 23, 2026

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Detailed Forecast

...GALE WARNING SUNDAY...

Synopsis: A 980 mb low 230 nm W of St. Paul 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 N Pacific low moves to 200 nm S of Amchitka at 975 mb by Sun morning and 100 nm E of Attu by Mon morning. Its front pushes across the Aleutians Sun morning through Mon morning.

Today
SSW wind 10 to 15 kt. Sunny. Seas 12 ft subsiding to 9 ft.
Tonight
SSW wind 10 to 15 kt becoming ESE 20 to 25 kt after midnight. A slight chance of rain and snow showers before midnight, then a chance of rain and snow between midnight and 3am, then snow after 3am. Seas 8 to 9 ft.
Sunday
SE wind 35 to 40 kt, with gusts as high as 45 kt. Rain, mainly before noon. Seas 11 ft building to 18 ft.
Sunday Night
SE wind 30 to 40 kt, with gusts as high as 50 kt. Rain likely, mainly before 9pm. Seas 17 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 between 9am and 3pm. 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.
Wednesday
E wind 10 to 20 kt becoming SE in the afternoon. Mostly cloudy. Seas 5 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: 4:43 am AKST Jan 17, 2026
Forecast Valid: 7am AKST Jan 17, 2026-6pm AKST Jan 23, 2026
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