For More Weather Information:

Juneau, AK Local Forecast Office

8NM SSE Cape Spencer AK

Marine Point Forecast

[NOTICE]

This Afternoon
High: 46 °F
E 15kt
9-10ft

Small Craft Advisory
Tonight
Low: 44 °F
SSE 15kt
9-10ft

Small Craft Advisory
Thursday
High: 46 °F
SE 10kt
8ft
Thursday Night
Low: 42 °F
ENE 10kt
8ft
Friday
High: 45 °F
ENE 10kt
7-8ft
Friday Night
Low: 42 °F
ENE 15kt
6-7ft
Saturday
High: 46 °F
ENE 10kt
5-6ft
Saturday Night
Low: 42 °F
E 10kt
5ft
Sunday
High: 45 °F
Light Wind
5-6ft

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 am AKST Feb 4, 2026
Forecast Valid: 2pm AKST Feb 4, 2026-6pm AKST Feb 10, 2026

View Nearby Observations

Detailed Forecast

...SMALL CRAFT ADVISORY THROUGH THURSDAY AFTERNOON...

Synopsis: Winds start to diminish Wednesday night through the inner channels bringing periods of fog Thursday. Another front will move through the region Friday, increasing southeast winds to near gale force in Clarence Strait.

This Afternoon

E wind around 15 kt becoming S. Rain. Seas 9 to 10 ft.

Tonight

SSE wind around 15 kt. A chance of rain. Seas 9 to 10 ft.

Thursday

SE wind around 10 kt becoming E in the afternoon. Rain. Seas around 8 ft.

Thursday Night

ENE wind around 10 kt. Rain. Seas around 8 ft.

Friday

ENE wind around 10 kt. Rain. Seas 7 to 8 ft.

Friday Night

ENE wind 10 to 15 kt. Rain. Seas 6 to 7 ft.

Saturday

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

Saturday Night

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

Sunday

Variable winds 5 kt or less. Rain. Seas 5 to 6 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.