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Anchorage, AK Local Forecast Office

30NM ESE Amchitka AK

Marine Point Forecast

[NOTICE]

Tonight
Low: 36 °F
NNW 10kt⇓
3ft
Wednesday
High: 38 °F
SSE 15kt
2-3ft
Wednesday Night
Low: 38 °F
SSE 20kt
6ft
Thursday
High: 40 °F
SE 20kt
7-8ft
Thursday Night
Low: 40 °F
SE 20kt
12ft
Friday
High: 40 °F
E 20kt
12ft
Friday Night
Low: 40 °F
ENE 20kt
8-9ft
Saturday
High: 41 °F
ENE 25kt
8ft
Saturday Night
Low: 39 °F
ENE 25kt
8ft

High and low forecast temperature values represent air temperature.

Water temperature forecast is experimental.

Associated Zone Forecast which includes this point

Last Update: 8:13 pm AKST Dec 9, 2025
Forecast Valid: 8pm AKST Dec 9, 2025-6pm AKST Dec 16, 2025

View Nearby Observations

Detailed Forecast

...SMALL CRAFT ADVISORY WEDNESDAY AND WEDNESDAY NIGHT...

Synopsis: A strong high pressure system in the western Bering Sea shifts into the eastern Bering Sea through Thu afternoon. A front persists in the western Bering Sea through Thu afternoon.

Tonight

NNW wind 5 to 10 kt becoming variable and less than 5 kt after midnight. Mostly cloudy. Seas around 3 ft.

Wednesday

SSE wind 5 to 15 kt. Mostly cloudy. Seas 2 to 3 ft.

Wednesday Night

SSE wind 15 to 20 kt. Mostly cloudy. Seas 3 ft building to 6 ft.

Thursday

SE wind around 20 kt. Mostly cloudy. Seas 7 to 8 ft.

Thursday Night

SE wind around 20 kt. Mostly cloudy. Seas 8 ft building to 12 ft.

Friday

E wind 15 to 20 kt. Sunny. Seas 12 ft subsiding to 9 ft.

Friday Night

ENE wind around 20 kt. Mostly clear. Seas 8 to 9 ft.

Saturday

ENE wind 20 to 25 kt. Partly sunny. Seas around 8 ft.

Saturday Night

ENE wind 15 to 25 kt. Partly cloudy. Seas 8 ft subsiding to 5 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.