For More Weather Information:

Anchorage, AK Local Forecast Office

34NM ESE Seguam Island AK

Marine Point Forecast

[NOTICE]

Today
High: 36 °F
N 20kt
10-11ft

Small Craft Advisory
Tonight
Low: 35 °F
N 20kt
7-9ft

Small Craft Advisory
Tuesday
High: 38 °F
N 20kt
7-8ft

Small Craft Advisory
Tuesday Night
Low: 36 °F
NNW 15kt
5-6ft
Wednesday
High: 39 °F
N 15kt
4-5ft
Wednesday Night
Low: 36 °F
NNE 20kt
3-4ft
Thursday
High: 40 °F
ENE 10kt
3-4ft
Thursday Night
Low: 38 °F
NNE 20kt
4-5ft
Friday
High: 40 °F
NNE 20kt
9ft

High and low forecast temperature values represent air temperature.

Water temperature forecast is experimental.

Associated Zone Forecast which includes this point

Last Update: 4:40 am AKST Dec 8, 2025
Forecast Valid: 9am AKST Dec 8, 2025-6pm AKST Dec 14, 2025

View Nearby Observations

Detailed Forecast

...SMALL CRAFT ADVISORY THROUGH TUESDAY...

Synopsis: Strong offshore winds continue in the Eastern Bering due to a broad low pressure in the Gulf and high pressure over Northern Alaska and the Bering Strait. A 978 mb low 500 nm S of Dutch Harbor continues to 520 nm S of Cold Bay at 985 mb by Tuesday morning.

Today

N wind around 20 kt. A slight chance of rain and snow showers before noon, then a slight chance of snow showers between noon and 3pm. Seas 10 to 11 ft.

Tonight

N wind around 20 kt, with gusts as high as 25 kt. Mostly cloudy. Seas 7 to 9 ft.

Tuesday

N wind 15 to 20 kt. Partly sunny. Seas 7 to 8 ft.

Tuesday Night

NNW wind around 15 kt. Mostly cloudy. Seas 5 to 6 ft.

Wednesday

N wind 10 to 15 kt. Partly sunny. Seas 4 to 5 ft.

Wednesday Night

NNE wind 10 to 20 kt. Mostly cloudy. Seas 3 to 4 ft.

Thursday

ENE wind around 10 kt. Mostly sunny. Seas 3 to 4 ft.

Thursday Night

NNE wind 10 to 20 kt. Mostly clear. Seas 4 to 5 ft.

Friday

NNE wind around 20 kt. Partly sunny. Seas 5 ft building to 9 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.