For More Weather Information:

Anchorage, AK Local Forecast Office

20NM SSE Shumagin Islands AK

Marine Point Forecast

[NOTICE]

Today
High: 47 °F
SW 25kt
7-8ft

Small Craft Advisory
Tonight
Low: 44 °F
S 15kt
5-7ft
Tuesday
High: 46 °F
S 15kt
6-7ft
Tuesday Night
Low: 42 °F
⇑W 15kt
6-7ft
Wednesday
High: 45 °F
W 15kt
5-6ft
Wednesday Night
Low: 41 °F
NW 25kt
4-5ft
Thursday
High: 43 °F
WNW 25kt
4-5ft
Thursday Night
Low: 39 °F
WNW 25kt
4-5ft
Friday
High: 43 °F
WNW 20kt
4ft

High and low forecast temperature values represent air temperature.

Water temperature forecast is experimental.

Associated Zone Forecast which includes this point

Last Update: 6:01 am AKST Nov 2, 2026
Forecast Valid: 10am AKST Nov 2, 2026-6pm AKST Nov 8, 2026

View Nearby Observations

Detailed Forecast

...GALE WARNING TODAY...

Synopsis: A 952 mb low 110 nm E of Shemya moves to near Dutch Harbor at 970 mb by Tue morning then to 25 nm NE of Port Heiden at 983 mb by Wed morning. Its front moves across the Alaska Peninsula and eastern Bering to the Southwest Coast and northern Bering by Mon afternoon. A 974 mb low develops along the front 120 nm N of Cold Bay Mon afternoon and moves to 155 nm SW of Saint Matthew Island at 978 mb by Wed morning.

Today

SW wind 15 to 25 kt. A chance of showers after 3pm. Seas 7 to 8 ft.

Tonight

S wind 10 to 15 kt. A chance of showers. Seas 5 to 7 ft.

Tuesday

S wind 5 to 15 kt becoming E in the afternoon. Showers likely, mainly before 9am. Seas 6 to 7 ft.

Tuesday Night

NW wind 5 to 10 kt becoming W 10 to 15 kt after midnight. A chance of showers. Seas 6 to 7 ft.

Wednesday

W wind around 15 kt. A chance of showers. Seas 5 to 6 ft.

Wednesday Night

NW wind 20 to 25 kt. A chance of showers. Seas 4 to 5 ft.

Thursday

WNW wind 20 to 25 kt. A chance of rain before 9am, then a chance of rain after 3pm. Seas 4 to 5 ft.

Thursday Night

WNW wind 20 to 25 kt. A chance of rain. Seas 4 to 5 ft.

Friday

WNW wind 15 to 20 kt. Partly sunny. Seas around 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.