Hazardous Weather Conditions

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Anchorage, AK Local Forecast Office

39NM NW Seguam Island AK

Marine Point Forecast

[NOTICE]
    • Tuesday

      Tuesday:E wind 30 to 35 kt becoming SSE in the afternoon. Rain, mainly before 1pm.   Seas 7 ft building to 10 ft.

      High: 42 °F

      ESE 35kt
      Waves Building10ft

      Small Craft Advisory
      Small Craft Advisory

    • Tuesday Night

      Tuesday Night:S wind 25 to 30 kt. Showers.   Seas 11 to 12 ft.

      Low: 39 °F

      S 30kt
      11-12ft

      Small Craft Advisory
      Small Craft Advisory

    • Wednesday

      Wednesday:S wind 25 to 35 kt. Showers.   Seas around 11 ft.

      High: 40 °F

      S 35kt
      11ft

    • Wednesday Night

      Wednesday Night:WSW wind around 30 kt, with gusts as high as 40 kt. Showers likely, mainly before 7pm.   Seas 9 to 10 ft.

      Low: 37 °F

      WSW 30kt
      9-10ft

    • Thursday

      Thursday:W wind around 25 kt. A chance of rain before 4pm, then rain and snow likely.   Seas around 8 ft.

      High: 39 °F

      W 25kt
      8ft

    • Thursday Night

      Thursday Night:W wind 15 to 20 kt decreasing to 10 to 15 kt after midnight. Rain and snow, becoming all rain after 4am.   Seas 7 to 8 ft.

      Low: 36 °F

      W 20kt⇓
      7-8ft

    • Friday

      Friday:W wind around 20 kt. Rain before 10am, then rain and snow likely.   Seas 5 to 7 ft.

      High: 39 °F

      W 20kt
      5-7ft

    • Friday Night

      Friday Night:W wind 15 to 20 kt. Snow, possibly mixed with rain, mainly after 10pm.   Seas around 5 ft.

      Low: 34 °F

      W 20kt
      5ft

    • Saturday

      Saturday:SW wind around 20 kt becoming SE in the morning. Rain and snow, becoming all rain after 10am.   Seas 5 to 6 ft.

      High: 42 °F

      SE 20kt
      5-6ft


High and low forecast temperature values represent air temperature.

Water temperature forecast is experimental.

Associated Zone Forecast which includes this point

Last Update: 8:20 pm AKDT Apr 20, 2026
Forecast Valid: 1am AKDT Apr 21, 2026-6pm AKDT Apr 27, 2026

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Detailed Forecast

...GALE WARNING TUESDAY...

Synopsis: A 989 mb low 180 nm S of Kiska Island moves to 125 nm N of Atka at 975 mb by Wed afternoon.

Tuesday
E wind 30 to 35 kt becoming SSE in the afternoon. Rain, mainly before 1pm. Seas 7 ft building to 10 ft.
Tuesday Night
S wind 25 to 30 kt. Showers. Seas 11 to 12 ft.
Wednesday
S wind 25 to 35 kt. Showers. Seas around 11 ft.
Wednesday Night
WSW wind around 30 kt, with gusts as high as 40 kt. Showers likely, mainly before 7pm. Seas 9 to 10 ft.
Thursday
W wind around 25 kt. A chance of rain before 4pm, then rain and snow likely. Seas around 8 ft.
Thursday Night
W wind 15 to 20 kt decreasing to 10 to 15 kt after midnight. Rain and snow, becoming all rain after 4am. Seas 7 to 8 ft.
Friday
W wind around 20 kt. Rain before 10am, then rain and snow likely. Seas 5 to 7 ft.
Friday Night
W wind 15 to 20 kt. Snow, possibly mixed with rain, mainly after 10pm. Seas around 5 ft.
Saturday
SW wind around 20 kt becoming SE in the morning. Rain and snow, becoming all rain after 10am. Seas 5 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: 8:20 pm AKDT Apr 20, 2026
Forecast Valid: 1am AKDT Apr 21, 2026-6pm AKDT Apr 27, 2026
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