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Anchorage, AK Local Forecast Office

39NM NW Seguam Island AK

Marine Point Forecast

[NOTICE]

Today
High: 39 °F
NW 10kt
6-7ft
Tonight
Low: 38 °F
S 25kt
5ft

Small Craft Advisory
Thursday
High: 40 °F
SSW 25kt⇓
6-7ft

Small Craft Advisory
Thursday Night
Low: 38 °F
NW 10kt
6-7ft
Friday
High: 40 °F
SSW 15kt
6-7ft
Friday Night
Low: 38 °F
WSW 20kt
7-8ft
Saturday
High: 40 °F
W 20kt
8ft
Saturday Night
Low: 36 °F
WNW 20kt
8ft
Sunday
High: 40 °F
W 15kt
8ft

High and low forecast temperature values represent air temperature.

Water temperature forecast is experimental.

Associated Zone Forecast which includes this point

Last Update: 4:35 am AKDT Apr 8, 2026
Forecast Valid: 9am AKDT Apr 8, 2026-6pm AKDT Apr 14, 2026

View Nearby Observations

Detailed Forecast

...SMALL CRAFT ADVISORY THROUGH THURSDAY...

Synopsis: A 999 mb low 170 nm N of Cold Bay moves to 50 nm S of Togiak at 1013 mb by Wednesday afternoon and dissipates as it moves inland. A front from a Kamchatka low enters the western Bering by Wed afternoon and moves across the Bering Sea through Thu morning.

Today

NW wind 5 to 10 kt becoming WSW in the afternoon. Mostly cloudy. Seas 6 to 7 ft.

Tonight

S wind 15 to 25 kt. A chance of rain after 10pm. Seas around 5 ft.

Thursday

SSW wind 20 to 25 kt becoming W 10 to 15 kt in the afternoon. Rain, mainly before 4pm. Seas 6 to 7 ft.

Thursday Night

NW wind 5 to 10 kt. Scattered showers before 10pm. Seas 6 to 7 ft.

Friday

SSW wind 10 to 15 kt. A chance of showers after 4pm. Seas 6 to 7 ft.

Friday Night

WSW wind 15 to 20 kt. A chance of rain before 10pm, then rain after 4am. Seas 7 to 8 ft.

Saturday

W wind 15 to 20 kt. Rain before 10am, then snow likely, possibly mixed with rain. Seas around 8 ft.

Saturday Night

WNW wind around 20 kt. A chance of rain and snow before 10pm, then a chance of snow. Seas around 8 ft.

Sunday

W wind 10 to 15 kt. A chance of rain and snow before 4pm, then a chance of rain. Seas around 8 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.