For More Weather Information:

Anchorage, AK Local Forecast Office

20NM SSE Shumagin Islands AK

Marine Point Forecast

[NOTICE]

Tonight
Low: 51 °F
SW 15kt
5-6ft
Labor Day
High: 54 °F
SSW 20kt
4ft
Monday Night
Low: 51 °F
WSW 25kt
5-6ft

Small Craft Advisory
Tuesday
High: 54 °F
WSW 25kt
6-7ft
Tuesday Night
Low: 50 °F
WNW 15kt
4-5ft
Wednesday
High: 52 °F
W 10kt
3ft
Wednesday Night
Low: 50 °F
W 15kt
3ft
Thursday
High: 54 °F
SW 10kt
3ft
Thursday Night
Low: 51 °F
SSW 10kt
3ft

High and low forecast temperature values represent air temperature.

Water temperature forecast is experimental.

Associated Zone Forecast which includes this point

Last Update: 2:04 pm AKDT Sep 6, 2026
Forecast Valid: 7pm AKDT Sep 6, 2026-6pm AKDT Sep 13, 2026

View Nearby Observations

Detailed Forecast

...SMALL CRAFT ADVISORY THROUGH MONDAY NIGHT...

Synopsis: A 992 mb low 100 nm SW of Adak moves to 90 nm S of Saint Paul at 996 mb by Mon afternoon and continues inland by Tue morning. Its front moves across the Aleutians and pushes inland by Tue morning. A 1000 mb low 260 nm W of St. Matthew Island gets absorbed by the aforementioned low by Tue morning. A 1000 mb low 80 nm SW of Dillingham shortly moves inland.

Tonight

SW wind around 15 kt. A chance of rain, mainly after 1am. Seas 5 to 6 ft.

Labor Day

SSW wind 15 to 20 kt. A chance of rain, mainly after 1pm. Seas around 4 ft.

Monday Night

WSW wind around 25 kt. A chance of showers, mainly before 1am. Seas 5 to 6 ft.

Tuesday

WSW wind around 25 kt. Partly sunny. Seas 6 to 7 ft.

Tuesday Night

WNW wind around 15 kt. Mostly clear. Seas 4 to 5 ft.

Wednesday

W wind around 10 kt. Mostly sunny. Seas around 3 ft.

Wednesday Night

W wind 10 to 15 kt. Partly cloudy. Seas around 3 ft.

Thursday

SW wind around 10 kt, with gusts as high as 20 kt. A chance of showers. Seas around 3 ft.

Thursday Night

SSW wind around 10 kt. A chance of showers. Seas around 3 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.