For More Weather Information:

Anchorage, AK Local Forecast Office

39NM NW Seguam Island AK

Marine Point Forecast

[NOTICE]

Today
High: 38 °F
NE 20kt
4-6ft
Tonight
Low: 35 °F
NNE 20kt
7ft
Tuesday
High: 38 °F
NE 15kt
7ft
Tuesday Night
Low: 36 °F
E 15kt
6ft
Wednesday
High: 39 °F
E 15kt
4-5ft
Wednesday Night
Low: 39 °F
E 20kt
5-6ft
Thursday
High: 41 °F
ENE 20kt
6ft
Thursday Night
Low: 36 °F
NE 20kt
5ft
Friday
High: 40 °F
NNE 15kt
4-5ft

High and low forecast temperature values represent air temperature.

Water temperature forecast is experimental.

Associated Zone Forecast which includes this point

Last Update: 4:57 am AKDT May 4, 2026
Forecast Valid: 6am AKDT May 4, 2026-6pm AKDT May 10, 2026

View Nearby Observations

Detailed Forecast

...SMALL CRAFT ADVISORY TODAY...

Synopsis: A 988 mb N Pacific low moves to 220 nm ESE of Chignik Mon afternoon before tracking northward over Kodiak Island into Mon night. A front moves over the western Aleutians Tue morning through Wed morning. High pressure persists over the Central Bering through Wed morning.

Today

NE wind 15 to 20 kt. Mostly cloudy. Seas 4 to 6 ft.

Tonight

NNE wind around 20 kt. Mostly cloudy. Seas around 7 ft.

Tuesday

NE wind 10 to 15 kt. Mostly cloudy. Seas around 7 ft.

Tuesday Night

E wind 10 to 15 kt. Mostly cloudy. Seas around 6 ft.

Wednesday

E wind 10 to 15 kt. Mostly cloudy. Seas 4 to 5 ft.

Wednesday Night

E wind around 20 kt. Rain likely, mainly after 1am. Seas 5 to 6 ft.

Thursday

ENE wind around 20 kt, with gusts as high as 25 kt. Showers likely, mainly before 10am. Seas around 6 ft.

Thursday Night

NE wind 15 to 20 kt. A chance of rain showers, mixing with snow after 10pm, then gradually ending. Seas around 5 ft.

Friday

NNE wind around 15 kt. Partly sunny. Seas 4 to 5 ft.

*Notices:

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.
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.