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Anchorage, AK Local Forecast Office

30NM ESE Amchitka AK

Marine Point Forecast

[NOTICE]

Overnight
Low: 40 °F
NW 35kt
10-11ft

Gale Warning
Wednesday
High: 41 °F
NNW 25kt⇓
8ft

Small Craft Advisory
Wednesday Night
Low: 39 °F
NW 10kt
4ft
Thursday
High: 41 °F
WSW 20kt
4-5ft
Thursday Night
Low: 39 °F
WNW 20kt⇓
4-5ft
Friday
High: 40 °F
⇑ESE 35kt
8ft
Friday Night
Low: 40 °F
SSE 45kt⇓
16ft
Saturday
High: 42 °F
S 35kt
19ft
Saturday Night
Low: 39 °F
SSW 35kt
19ft

High and low forecast temperature values represent air temperature.

Water temperature forecast is experimental.

Associated Zone Forecast which includes this point

Last Update: 7:27 pm AKST Nov 4, 2025
Forecast Valid: 12am AKST Nov 5, 2025-6pm AKST Nov 11, 2025

View Nearby Observations

Detailed Forecast

...GALE WARNING TONIGHT...

Synopsis: A 990 mb low 140 nm E of Atka moves to 220 nm S of Cape Sarichef at 988 mb by Wed morning. It then exits into the North Pacific through Wed evening. A trough pushes into the Western and Central Bering from Wed afternoon through Thu afternoon.

Overnight

NW wind 30 to 35 kt, with gusts as high as 45 kt. Isolated showers. Seas 10 to 11 ft.

Wednesday

NNW wind 20 to 25 kt decreasing to 10 to 15 kt in the afternoon. Winds could gust as high as 30 kt. A slight chance of showers before 9am. Seas 8 ft subsiding to 5 ft.

Wednesday Night

NNW wind 5 to 10 kt becoming W after midnight. Scattered showers, mainly after 3am. Seas around 4 ft.

Thursday

WSW wind 15 to 20 kt. Scattered showers before 3pm. Seas 4 to 5 ft.

Thursday Night

WNW wind 15 to 20 kt becoming NE 5 to 10 kt after midnight. Partly cloudy. Seas 4 to 5 ft.

Friday

ESE wind 15 to 25 kt increasing to 25 to 35 kt in the afternoon. Winds could gust as high as 45 kt. Rain, mainly after noon. Seas 4 ft building to 8 ft.

Friday Night

SSE wind 35 to 45 kt becoming SSW 25 to 35 kt after midnight. Winds could gust as high as 55 kt. Rain, mainly before midnight. Seas 12 ft building to 16 ft.

Saturday

S wind 25 to 35 kt. Rain likely. Seas 16 ft building to 19 ft.

Saturday Night

SSW wind 30 to 35 kt. A chance of rain. Seas 19 ft subsiding to 15 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.