For More Weather Information:

Juneau, AK Local Forecast Office

Cape Spencer AK

Marine Point Forecast

[NOTICE]

Wednesday
High: 44 °F
S 20kt
8-9ft

Small Craft Advisory
Wednesday Night
Low: 41 °F
SE 15kt
8ft
Thursday
High: 46 °F
ESE 15kt
7-8ft
Thursday Night
Low: 43 °F
ESE 15kt
7ft
Friday
High: 43 °F
E 15kt
6-7ft
Friday Night
Low: 41 °F
ESE 15kt
5-6ft
Saturday
High: 44 °F
E 15kt
5ft
Saturday Night
Low: 42 °F
ENE 10kt
5-6ft
Sunday
High: 44 °F
E 10kt
6-7ft

High and low forecast temperature values represent air temperature.

Water temperature forecast is experimental.

Associated Zone Forecast which includes this point

Last Update: 6:18 pm AKST Feb 3, 2026
Forecast Valid: 1am AKST Feb 4, 2026-6pm AKST Feb 10, 2026

View Nearby Observations

Detailed Forecast

...SMALL CRAFT ADVISORY THROUGH WEDNESDAY...

Synopsis: A strong gale force has begun to diminish, with winds expected to shift to the north this evening. Another gale force front moves in from the south Wednesday morning, continuing through the day. The active pattern continues through mid next week with multiple fronts moving over the area.

Wednesday

NE wind 10 to 20 kt becoming S in the afternoon. Rain. Seas 8 to 9 ft.

Wednesday Night

SE wind 10 to 15 kt. A chance of rain. Seas around 8 ft.

Thursday

ESE wind around 15 kt. Rain. Seas 7 to 8 ft.

Thursday Night

ESE wind around 15 kt. Rain. Seas around 7 ft.

Friday

E wind around 15 kt. Rain. Seas 6 to 7 ft.

Friday Night

ESE wind around 15 kt. Rain. Seas 5 to 6 ft.

Saturday

E wind 10 to 15 kt. Rain. Seas around 5 ft.

Saturday Night

ENE wind around 10 kt. Rain. Seas 5 to 6 ft.

Sunday

E wind around 10 kt becoming SE in the afternoon. Rain. Seas 6 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.