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Anchorage, AK Local Forecast Office

Unalaska AK

Marine Point Forecast

[NOTICE]

Tuesday
High: 36 °F
N 15kt
3-5ft
Tuesday Night
Low: 33 °F
NNW 10kt
3ft
Wednesday
High: 36 °F
N 15kt
3-5ft
Wednesday Night
Low: 32 °F
N 15kt
3-5ft
Thursday
High: 38 °F
NNE 10kt
3ft
Thursday Night
Low: 35 °F
NNE 15kt
3-5ft
Friday
High: 39 °F
⇑NNE 25kt
5-6ft
Friday Night
Low: 35 °F
NNE 25kt
10ft
Saturday
High: 40 °F
NNE 25kt
10ft

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 8, 2025
Forecast Valid: 4am AKST Dec 9, 2025-6pm AKST Dec 15, 2025

View Nearby Observations

Detailed Forecast

Synopsis: A strong high pressure system will build over the central Bering through Wed afternoon. A front will move into the far western Bering Tue afternoon and increase in strength through Wed afternoon. A 1007 mb low will develop in the western Gulf of Alaska Wed afternoon.

Tuesday

N wind 10 to 15 kt. Mostly sunny. Seas 3 to 5 ft.

Tuesday Night

NNW wind around 10 kt. A chance of snow showers after midnight. Seas around 3 ft.

Wednesday

N wind 10 to 15 kt. Scattered snow showers before 9am. Seas 3 to 5 ft.

Wednesday Night

N wind 10 to 15 kt. Partly cloudy. Seas 3 to 5 ft.

Thursday

NNE wind around 10 kt. Sunny. Seas around 3 ft.

Thursday Night

NNE wind 10 to 15 kt. Clear. Seas 3 to 5 ft.

Friday

NNE wind 15 to 20 kt increasing to 20 to 25 kt in the afternoon. Sunny. Seas 5 to 6 ft.

Friday Night

NNE wind around 25 kt. Partly cloudy. Seas 6 ft building to 10 ft.

Saturday

NNE wind 20 to 25 kt. Sunny. Seas 10 ft subsiding to 7 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.