For More Weather Information:

Anchorage, AK Local Forecast Office

20NM SSE Shumagin Islands AK

Marine Point Forecast

[NOTICE]

Tonight
Low: 24 °F
N 30kt⇓
5ft

Small Craft Advisory
Sunday
High: 29 °F
N 10kt
2-3ft
Sunday Night
Low: 28 °F
N 20kt
2ft
Monday
High: 34 °F
N 15kt
2-4ft
Monday Night
Low: 34 °F
N 15kt
4ft
Tuesday
High: 36 °F
N 15kt
3-4ft
Tuesday Night
Low: 33 °F
⇑NW 25kt
3-4ft
Wednesday
High: 34 °F
NNW 30kt
4ft
Wednesday Night
Low: 30 °F
NNW 30kt
3-4ft

High and low forecast temperature values represent air temperature.

Water temperature forecast is experimental.

Associated Zone Forecast which includes this point

Last Update: 3:13 pm AKST Dec 6, 2025
Forecast Valid: 8pm AKST Dec 6, 2025-6pm AKST Dec 13, 2025

View Nearby Observations

Detailed Forecast

...GALE WARNING TONIGHT...

Synopsis: Strong offshore winds continue in the Eastern Bering due to a 972 mb in the Gulf and high pressure over Northern Alaska and the Bering Strait. A 986 mb low 400 nm S of Adak strengthens to 975 mb as it moves to 290 nm S of Atka for Sun morning. It continues to 540 nm S of Cold Bay at 983 mb by Mon afternoon.

Tonight

N wind 20 to 30 kt decreasing to 10 to 20 kt after midnight. Scattered snow showers, mainly before midnight. Widespread freezing spray before midnight. Seas 5 ft subsiding to 2 ft.

Sunday

N wind around 10 kt. Increasing clouds. Seas 2 to 3 ft.

Sunday Night

N wind 10 to 20 kt. A slight chance of snow showers before 3am. Seas around 2 ft.

Monday

N wind 10 to 15 kt. Mostly cloudy. Seas 2 to 4 ft.

Monday Night

N wind 10 to 15 kt. Mostly cloudy. Seas around 4 ft.

Tuesday

N wind 10 to 15 kt. Sunny. Seas 3 to 4 ft.

Tuesday Night

NW wind 10 to 15 kt increasing to 20 to 25 kt after midnight. Partly cloudy. Seas 3 to 4 ft.

Wednesday

NNW wind 25 to 30 kt. Mostly sunny. Seas around 4 ft.

Wednesday Night

NNW wind 25 to 30 kt. Partly cloudy. Seas 3 to 4 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.