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]

    • Memorial Day

      Memorial Day:NNW wind 5 to 10 kt increasing to 15 to 20 kt in the afternoon. Showers likely, mainly before 10am. Seas around 10 ft.

      High: 42 °F

      ⇑NNW 20kt
      10ft

      Small Craft Advisory
      Small Craft Advisory

    • Tonight

      Tonight:NW wind around 30 kt. A chance of showers. Seas 10 to 11 ft.

      Low: 38 °F

      NW 30kt
      10-11ft

      Small Craft Advisory
      Small Craft Advisory

    • Tuesday

      Tuesday:WNW wind around 25 kt. A chance of rain, mainly before 4pm. Seas 9 to 10 ft.

      High: 41 °F

      WNW 25kt
      9-10ft

      Small Craft Advisory
      Small Craft Advisory

    • Tuesday Night

      Tuesday Night:WNW wind 25 to 30 kt. Mostly cloudy. Seas 9 to 10 ft.

      Low: 38 °F

      WNW 30kt
      9-10ft

    • Wednesday

      Wednesday:WNW wind 20 to 25 kt, with gusts as high as 30 kt. Partly sunny. Seas 8 to 10 ft.

      High: 42 °F

      WNW 25kt
      8-10ft

    • Wednesday Night

      Wednesday Night:WSW wind 10 to 15 kt. A chance of rain after 10pm. Seas 5 to 6 ft.

      Low: 39 °F

      WSW 15kt
      5-6ft

    • Thursday

      Thursday:WSW wind 10 to 15 kt. A chance of showers. Seas 4 to 5 ft.

      High: 43 °F

      WSW 15kt
      4-5ft

    • Thursday Night

      Thursday Night:W wind around 15 kt, with gusts as high as 25 kt. A chance of showers. Seas 5 to 6 ft.

      Low: 40 °F

      W 15kt
      5-6ft

    • Friday

      Friday:S wind around 15 kt. Showers likely. Seas around 5 ft.

      High: 43 °F

      S 15kt
      5ft


High and low forecast temperature values represent air temperature.

Water temperature forecast is experimental.

Associated Zone Forecast which includes this point

Last Update: 3:26 am AKDT May 25, 2026
Forecast Valid: 8am AKDT May 25, 2026-6pm AKDT May 31, 2026

View Nearby Observations

Detailed Forecast

...GALE WARNING TODAY...

Synopsis: A 974 mb low 120 nm E of Adak moves to 110 nm N of Nelson Lagoon at 983 mb by Tue morning. It continues to weaken to 997 mb at 30 nm SE of Kipnuk by Wed morning.

Memorial Day
NNW wind 5 to 10 kt increasing to 15 to 20 kt in the afternoon. Showers likely, mainly before 10am. Seas around 10 ft.
Tonight
NW wind around 30 kt. A chance of showers. Seas 10 to 11 ft.
Tuesday
WNW wind around 25 kt. A chance of rain, mainly before 4pm. Seas 9 to 10 ft.
Tuesday Night
WNW wind 25 to 30 kt. Mostly cloudy. Seas 9 to 10 ft.
Wednesday
WNW wind 20 to 25 kt, with gusts as high as 30 kt. Partly sunny. Seas 8 to 10 ft.
Wednesday Night
WSW wind 10 to 15 kt. A chance of rain after 10pm. Seas 5 to 6 ft.
Thursday
WSW wind 10 to 15 kt. A chance of showers. Seas 4 to 5 ft.
Thursday Night
W wind around 15 kt, with gusts as high as 25 kt. A chance of showers. Seas 5 to 6 ft.
Friday
S wind around 15 kt. Showers likely. Seas around 5 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: 3:26 am AKDT May 25, 2026
Forecast Valid: 8am AKDT May 25, 2026-6pm AKDT May 31, 2026
  Forecast Discussion
  Get as KML Get as XML

RADAR & SATELLITE IMAGES

 Link to Satellite Data