For More Weather Information:

Anchorage, AK Local Forecast Office

12NM W Nikolski AK

Marine Point Forecast

[NOTICE]

Tonight
Low: 41 °F
NNE 15kt
16ft

Small Craft Advisory
Wednesday
High: 42 °F
N 30kt
11-13ft

Small Craft Advisory
Wednesday Night
Low: 41 °F
N 30kt
13-14ft

Small Craft Advisory
Thursday
High: 41 °F
N 25kt⇓
12ft
Thursday Night
Low: 40 °F
NNE 15kt⇓
6-8ft
Friday
High: 41 °F
SE 10kt
4-5ft
Friday Night
Low: 37 °F
⇑N 20kt
3-5ft
Saturday
High: 40 °F
N 20kt
5-6ft
Saturday Night
Low: 31 °F
N 25kt
6-8ft

High and low forecast temperature values represent air temperature.

Water temperature forecast is experimental.

Associated Zone Forecast which includes this point

Last Update: 4:42 pm AKST Dec 2, 2025
Forecast Valid: 6pm AKST Dec 2, 2025-6pm AKST Dec 9, 2025

View Nearby Observations

Detailed Forecast

...SMALL CRAFT ADVISORY THROUGH WEDNESDAY NIGHT...

Synopsis: A 970 mb low roughly 110 nm NW of Unalaska tracks immediately west of Nikolski and into the N Pacific early Wed morning, moving to 110 nm S of Unalaska at 985 mb by late Wednesday morning. The low moves to 200 nm SE of Unalaska at 1004 mb Thu afternoon. Further west a front moves over Shemya Thu afternoon.

Tonight

NNE wind 10 to 15 kt. Rain likely, mainly before 3am. Seas 16 ft subsiding to 11 ft.

Wednesday

N wind 25 to 30 kt. A chance of rain, mainly between noon and 3pm, then scattered showers after 3pm. Seas 11 to 13 ft.

Wednesday Night

N wind 25 to 30 kt, with gusts as high as 35 kt. Scattered showers. Seas 13 to 14 ft.

Thursday

N wind 20 to 25 kt decreasing to 15 to 20 kt in the afternoon. Winds could gust as high as 30 kt. Scattered showers. Seas 12 ft subsiding to 9 ft.

Thursday Night

NNE wind 10 to 15 kt becoming NE 5 to 10 kt after midnight. Scattered showers. Seas 6 to 8 ft.

Friday

SE wind 5 to 10 kt. Scattered showers after 3pm. Seas 4 to 5 ft.

Friday Night

SE wind 10 to 15 kt becoming N 15 to 20 kt after midnight. Scattered rain. Seas 3 to 5 ft.

Saturday

N wind around 20 kt. A chance of rain. Seas 5 to 6 ft.

Saturday Night

N wind 20 to 25 kt. A chance of rain and snow after 3am. Seas 6 to 8 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.