National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Hazardous Weather Conditions

For More Weather Information:

Anchorage, AK Local Forecast Office

39NM NW Seguam Island AK

Marine Point Forecast

[NOTICE]

    • Sunday

      Sunday:Variable winds 5 kt or less. Areas of fog before 1pm. Seas around 2 ft.

      High: 44 °F

      Light Wind
      2ft

    • Sunday Night

      Sunday Night:E wind 10 to 15 kt. Cloudy. Seas around 2 ft.

      Low: 41 °F

      E 15kt
      2ft

    • Monday

      Monday:E wind around 15 kt. A slight chance of rain. Seas around 3 ft.

      High: 45 °F

      E 15kt
      3ft

    • Monday Night

      Monday Night:ESE wind 15 to 20 kt. A chance of rain. Seas 3 to 4 ft.

      Low: 41 °F

      ESE 20kt
      3-4ft

    • Tuesday

      Tuesday:E wind around 15 kt. A chance of rain before 10am, then a chance of rain after 4pm. Seas around 4 ft.

      High: 46 °F

      E 15kt
      4ft

    • Tuesday Night

      Tuesday Night:E wind around 10 kt becoming S in the evening. Winds could gust as high as 20 kt. Showers, mainly after 10pm. Seas around 4 ft.

      Low: 42 °F

      E 10kt
      4ft

    • Wednesday

      Wednesday:SE wind 20 to 25 kt. Showers, mainly before 10am. Seas 2 to 3 ft.

      High: 46 °F

      SE 25kt
      2-3ft

    • Wednesday Night

      Wednesday Night:SSW wind around 20 kt, with gusts as high as 25 kt. A chance of showers. Seas 2 to 3 ft.

      Low: 43 °F

      SSW 20kt
      2-3ft

    • Thursday

      Thursday:SSW wind 20 to 25 kt. A chance of showers. Seas around 3 ft.

      High: 46 °F

      SSW 25kt
      3ft


High and low forecast temperature values represent air temperature.

Water temperature forecast is experimental.

Associated Zone Forecast which includes this point

Last Update: 8:33 pm AKDT Jun 20, 2026
Forecast Valid: 1am AKDT Jun 21, 2026-6pm AKDT Jun 27, 2026

View Nearby Observations

Detailed Forecast

...SMALL CRAFT ADVISORY SUNDAY AND SUNDAY NIGHT...

Synopsis: A 1014 mb North Pacific low moves to 230 nm SE of Sand Point by Sun morning and continues to 140 nm SE of Chignik at 1012 mb by Mon morning. A front moves over the Western Aleutians from Sun morning through Mon afternoon.

Sunday
Variable winds 5 kt or less. Areas of fog before 1pm. Seas around 2 ft.
Sunday Night
E wind 10 to 15 kt. Cloudy. Seas around 2 ft.
Monday
E wind around 15 kt. A slight chance of rain. Seas around 3 ft.
Monday Night
ESE wind 15 to 20 kt. A chance of rain. Seas 3 to 4 ft.
Tuesday
E wind around 15 kt. A chance of rain before 10am, then a chance of rain after 4pm. Seas around 4 ft.
Tuesday Night
E wind around 10 kt becoming S in the evening. Winds could gust as high as 20 kt. Showers, mainly after 10pm. Seas around 4 ft.
Wednesday
SE wind 20 to 25 kt. Showers, mainly before 10am. Seas 2 to 3 ft.
Wednesday Night
SSW wind around 20 kt, with gusts as high as 25 kt. A chance of showers. Seas 2 to 3 ft.
Thursday
SSW wind 20 to 25 kt. A chance of showers. Seas around 3 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.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

Point Forecast: 52.89°N 173.1°W
Last Update: 8:33 pm AKDT Jun 20, 2026
Forecast Valid: 1am AKDT Jun 21, 2026-6pm AKDT Jun 27, 2026
  Forecast Discussion
  Get as KML Get as XML

RADAR & SATELLITE IMAGES

 Link to Satellite Data