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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]

    • Wednesday

      Wednesday:N wind 10 to 15 kt becoming SE in the morning. Winds could gust as high as 25 kt. Snow likely, mainly after noon. Widespread freezing spray after 3pm. Seas 6 to 8 ft.

      High: 29 °F

      ESE 15kt
      6-8ft

      Small Craft Advisory
      Small Craft Advisory

    • Wednesday Night

      Wednesday Night:NE wind 20 to 30 kt, with gusts as high as 35 kt. Snow. Widespread freezing spray. Seas 7 ft building to 10 ft.

      Low: 27 °F

      NE 30kt
      Waves Building10ft

      Small Craft Advisory
      Small Craft Advisory

    • Thursday

      Thursday:NE wind 30 to 35 kt. Snow showers. Widespread freezing spray. Seas 10 ft building to 15 ft.

      High: 28 °F

      NE 35kt
      Waves Building15ft

    • Thursday Night

      Thursday Night:NNE wind 25 to 30 kt decreasing to 20 to 25 kt after midnight. Snow. Widespread freezing spray. Seas 14 ft subsiding to 10 ft.

      Low: 25 °F

      NNE 30kt⇓
      14ftWaves Subsiding

    • Friday

      Friday:ENE wind 20 to 25 kt, with gusts as high as 35 kt. Snow. Widespread freezing spray before noon, then Widespread freezing spray after 3pm. Seas 13 ft building to 16 ft.

      High: 34 °F

      ENE 25kt
      Waves Building16ft

    • Friday Night

      Friday Night:NE wind 15 to 20 kt becoming SSW after midnight. Winds could gust as high as 30 kt. Snow likely before 9pm, then a chance of rain and snow. Widespread freezing spray before 9pm. Seas 17 ft subsiding to 13 ft.

      Low: 28 °F

      NE 20kt
      17ftWaves Subsiding

    • Saturday

      Saturday:SSW wind 10 to 15 kt becoming E 5 to 10 kt in the morning. Winds could gust as high as 25 kt. A chance of rain and snow. Seas 13 ft subsiding to 10 ft.

      High: 37 °F

      SSW 15kt⇓
      13ftWaves Subsiding

    • Saturday Night

      Saturday Night:SSW wind 10 to 15 kt becoming E after midnight. A chance of rain and snow before 3am, then a chance of rain. Seas 8 to 10 ft.

      Low: 29 °F

      E 15kt
      8-10ft

    • Sunday

      Sunday:E wind 15 to 20 kt increasing to 25 to 30 kt in the afternoon. Rain likely. Seas 8 ft building to 11 ft.

      High: 41 °F

      ⇑E 30kt
      Waves Building11ft


High and low forecast temperature values represent air temperature.

Water temperature forecast is experimental.

Associated Zone Forecast which includes this point

Last Update: 9:20 pm AKST Jan 13, 2026
Forecast Valid: 1am AKST Jan 14, 2026-6pm AKST Jan 20, 2026

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Detailed Forecast

...GALE WARNING WEDNESDAY NIGHT...

Synopsis: A 1017 mb low develops 160 nm north of Adak Wed morning and moves to 110 nm southeast of Adak Thu morning. A North Pacific front lifts to southern Alaska Peninsula by Thu morning.

Wednesday
N wind 10 to 15 kt becoming SE in the morning. Winds could gust as high as 25 kt. Snow likely, mainly after noon. Widespread freezing spray after 3pm. Seas 6 to 8 ft.
Wednesday Night
NE wind 20 to 30 kt, with gusts as high as 35 kt. Snow. Widespread freezing spray. Seas 7 ft building to 10 ft.
Thursday
NE wind 30 to 35 kt. Snow showers. Widespread freezing spray. Seas 10 ft building to 15 ft.
Thursday Night
NNE wind 25 to 30 kt decreasing to 20 to 25 kt after midnight. Snow. Widespread freezing spray. Seas 14 ft subsiding to 10 ft.
Friday
ENE wind 20 to 25 kt, with gusts as high as 35 kt. Snow. Widespread freezing spray before noon, then Widespread freezing spray after 3pm. Seas 13 ft building to 16 ft.
Friday Night
NE wind 15 to 20 kt becoming SSW after midnight. Winds could gust as high as 30 kt. Snow likely before 9pm, then a chance of rain and snow. Widespread freezing spray before 9pm. Seas 17 ft subsiding to 13 ft.
Saturday
SSW wind 10 to 15 kt becoming E 5 to 10 kt in the morning. Winds could gust as high as 25 kt. A chance of rain and snow. Seas 13 ft subsiding to 10 ft.
Saturday Night
SSW wind 10 to 15 kt becoming E after midnight. A chance of rain and snow before 3am, then a chance of rain. Seas 8 to 10 ft.
Sunday
E wind 15 to 20 kt increasing to 25 to 30 kt in the afternoon. Rain likely. Seas 8 ft building to 11 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: 9:20 pm AKST Jan 13, 2026
Forecast Valid: 1am AKST Jan 14, 2026-6pm AKST Jan 20, 2026
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