Hazardous Weather Conditions

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Anchorage, AK Local Forecast Office

39NM NW Seguam Island AK

Marine Point Forecast

[NOTICE]
    • This Afternoon

      This Afternoon:NW wind around 25 kt. A slight chance of showers.   Seas around 8 ft.

      High: 41 °F

      NW 25kt
      8ft

      Small Craft Advisory
      Small Craft Advisory

    • Tonight

      Tonight:WNW wind around 30 kt. A slight chance of rain showers before 4am, then a slight chance of rain and snow showers.   Seas 8 to 10 ft.

      Low: 36 °F

      WNW 30kt
      8-10ft

      Small Craft Advisory
      Small Craft Advisory

    • Wednesday

      Wednesday:W wind 20 to 25 kt. A slight chance of rain and snow showers before 10am, then a chance of rain showers between 10am and 1pm, then a chance of rain and snow showers after 1pm.   Seas 8 to 9 ft.

      High: 40 °F

      W 25kt
      8-9ft

      Small Craft Advisory
      Small Craft Advisory

    • Wednesday Night

      Wednesday Night:WNW wind 15 to 20 kt. Mostly cloudy. Seas 6 to 7 ft.

      Low: 37 °F

      WNW 20kt
      6-7ft

    • Thursday

      Thursday:W wind 5 to 10 kt becoming SE in the afternoon. Winds could gust as high as 20 kt. A chance of rain and snow after 1pm.   Seas 5 to 6 ft.

      High: 41 °F

      W 10kt
      5-6ft

    • Thursday Night

      Thursday Night:E wind 15 to 20 kt becoming NNE after midnight. Rain likely, mainly after 4am.   Seas 3 to 4 ft.

      Low: 37 °F

      NNE 20kt
      3-4ft

    • Friday

      Friday:N wind around 20 kt, with gusts as high as 30 kt. Showers likely, mainly before 10am.   Seas 5 to 7 ft.

      High: 41 °F

      N 20kt
      5-7ft

    • Friday Night

      Friday Night:NNW wind around 20 kt, with gusts as high as 25 kt. Showers likely.   Seas around 9 ft.

      Low: 37 °F

      NNW 20kt
      9ft

    • Saturday

      Saturday:NNW wind around 25 kt. Showers likely.   Seas 7 to 8 ft.

      High: 41 °F

      NNW 25kt
      7-8ft


High and low forecast temperature values represent air temperature.

Water temperature forecast is experimental.

Associated Zone Forecast which includes this point

Last Update: 3:39 am AKDT May 12, 2026
Forecast Valid: 4pm AKDT May 12, 2026-6pm AKDT May 18, 2026

View Nearby Observations

Detailed Forecast

...SMALL CRAFT ADVISORY THROUGH WEDNESDAY...

Synopsis: A 991 mb low 130 nm SE of Saint Paul moves to 40 nm E of Chignik by Wed afternoon then moves into the western Gulf by Thu. A 1000 mb low moves to 90 nm W of Saint Matthew Island by Wed afternoon and weakens by Thu morning. A 985 mb North Pacific low moves to 120 nm S of Kiska Island by Thu afternoon.

This Afternoon
NW wind around 25 kt. A slight chance of showers. Seas around 8 ft.
Tonight
WNW wind around 30 kt. A slight chance of rain showers before 4am, then a slight chance of rain and snow showers. Seas 8 to 10 ft.
Wednesday
W wind 20 to 25 kt. A slight chance of rain and snow showers before 10am, then a chance of rain showers between 10am and 1pm, then a chance of rain and snow showers after 1pm. Seas 8 to 9 ft.
Wednesday Night
WNW wind 15 to 20 kt. Mostly cloudy. Seas 6 to 7 ft.
Thursday
W wind 5 to 10 kt becoming SE in the afternoon. Winds could gust as high as 20 kt. A chance of rain and snow after 1pm. Seas 5 to 6 ft.
Thursday Night
E wind 15 to 20 kt becoming NNE after midnight. Rain likely, mainly after 4am. Seas 3 to 4 ft.
Friday
N wind around 20 kt, with gusts as high as 30 kt. Showers likely, mainly before 10am. Seas 5 to 7 ft.
Friday Night
NNW wind around 20 kt, with gusts as high as 25 kt. Showers likely. Seas around 9 ft.
Saturday
NNW wind around 25 kt. Showers likely. Seas 7 to 8 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: 3:39 am AKDT May 12, 2026
Forecast Valid: 4pm AKDT May 12, 2026-6pm AKDT May 18, 2026
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