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Anchorage, AK Local Forecast Office

44NM NW Seguam Island AK

Marine Point Forecast

[NOTICE]

Sunday
High: 50 °F
W 30kt
12-14ft

Small Craft Advisory
Sunday Night
Low: 44 °F
WSW 25kt
11ft

Small Craft Advisory
Monday
High: 52 °F
SW 30kt
12-13ft
Monday Night
Low: 47 °F
S 40kt
< 1ft
Tuesday
High: 54 °F
S 45kt
< 1ft
Tuesday Night
Low: 51 °F
S 45kt⇓
19ft
Wednesday
High: 50 °F
WSW 20kt⇓
8-9ft
Wednesday Night
Low: 46 °F
S 10kt
6-7ft
Thursday
High: 52 °F
SE 20kt
6ft

High and low forecast temperature values represent air temperature.

Water temperature forecast is experimental.

Associated Zone Forecast which includes this point

Last Update: 3:40 pm AKDT Oct 4, 2025
Forecast Valid: 3am AKDT Oct 5, 2025-6pm AKDT Oct 11, 2025

View Nearby Observations

Detailed Forecast

...SMALL CRAFT ADVISORY THROUGH SUNDAY NIGHT...

Synopsis: A 996 mb low near Cold Bay Sunday morning will move inland by Monday morning near the Bristol Bay Coast. Meanwhile, a 980 mb low 500 NM northeast of Shemya will slowly drift east and weaken 250 NM northwest of St. Paul at 998 mb Monday afternoon. Sunday morning, a 980 mb low over the Kamchatka Peninsula will move near 350 NM north of Shemya by Monday afternoon at 982 mb.

Sunday

W wind around 30 kt, with gusts as high as 40 kt. Showers likely, mainly after 4pm. Seas 12 to 14 ft.

Sunday Night

WSW wind around 25 kt, with gusts as high as 35 kt. Showers likely, mainly before 10pm. Seas around 11 ft.

Monday

SW wind around 30 kt, with gusts as high as 40 kt. A slight chance of rain after 4pm. Seas 12 to 13 ft.

Monday Night

S wind 35 to 40 kt. A chance of rain after 10pm. Seas 1 ft or less.

Tuesday

S wind 40 to 45 kt. Rain before 4pm. Seas 1 ft or less.

Tuesday Night

S wind 35 to 45 kt becoming WSW 15 to 25 kt in the evening. Rain after 10pm. Seas 19 ft subsiding to 11 ft.

Wednesday

WSW wind 15 to 20 kt decreasing to 10 to 15 kt in the morning. A chance of rain. Seas 8 to 9 ft.

Wednesday Night

S wind around 10 kt. Partly cloudy. Seas 6 to 7 ft.

Thursday

SE wind 15 to 20 kt. Mostly cloudy. Seas around 6 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.