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Anchorage, AK Local Forecast Office

39NM NW Seguam Island AK

Marine Point Forecast

[NOTICE]

Tonight
Low: 38 °F
NW 10kt
3ft
Sunday
High: 42 °F
WNW 10kt
3ft
Sunday Night
Low: 41 °F
WNW 10kt
4ft
Monday
High: 44 °F
WNW 15kt
3ft
Monday Night
Low: 42 °F
NW 10kt
3ft
Tuesday
High: 44 °F
Light Wind
2ft
Tuesday Night
Low: 41 °F
Light Wind
2ft
Wednesday
High: 44 °F
Light Wind
2ft
Wednesday Night
Low: 40 °F
Light Wind
2ft

High and low forecast temperature values represent air temperature.

Water temperature forecast is experimental.

Associated Zone Forecast which includes this point

Last Update: 8:13 pm AKDT Jun 6, 2026
Forecast Valid: 10pm AKDT Jun 6, 2026-6pm AKDT Jun 13, 2026

View Nearby Observations

Detailed Forecast

Synopsis: Weak low pressure lingers across the central and eastern Bering Sea through Mon afternoon. High pressure lingers across the western Bering through Mon afternoon.

Tonight

NW wind around 10 kt. Mostly cloudy. Seas around 3 ft.

Sunday

WNW wind around 10 kt. Mostly cloudy. Seas around 3 ft.

Sunday Night

WNW wind around 10 kt. Mostly cloudy. Seas around 4 ft.

Monday

WNW wind 10 to 15 kt. Mostly cloudy. Seas around 3 ft.

Monday Night

NW wind around 10 kt. Mostly cloudy. Seas around 3 ft.

Tuesday

Variable winds 5 kt or less. Partly sunny. Seas around 2 ft.

Tuesday Night

Variable winds 5 kt or less. Mostly cloudy. Seas around 2 ft.

Wednesday

Variable winds 5 kt or less. Partly sunny. Seas around 2 ft.

Wednesday Night

Variable winds 5 kt or less. Mostly cloudy. Seas around 2 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.