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Juneau, AK Local Forecast Office

8NM SSE Cape Spencer AK

Marine Point Forecast

[NOTICE]

Tonight
Low: 42 °F
NE 20kt
7-8ft

Small Craft Advisory
Friday
High: 44 °F
NE 20kt
7ft

Small Craft Advisory
Friday Night
Low: 42 °F
ENE 15kt
6ft
Saturday
High: 43 °F
ENE 10kt
5ft
Saturday Night
Low: 40 °F
SSE 10kt
5-6ft
Sunday
High: 41 °F
ESE 10kt
7ft
Sunday Night
Low: 40 °F
E 10kt
7-8ft
Monday
High: 43 °F
E 10kt
5-7ft
Monday Night
Low: 40 °F
ESE 10kt
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: 3:33 pm AKST Feb 5, 2026
Forecast Valid: 6pm AKST Feb 5, 2026-6pm AKST Feb 12, 2026

View Nearby Observations

Detailed Forecast

...SMALL CRAFT ADVISORY THROUGH FRIDAY...

Synopsis: Winds will continue to diminish throughout the day. This will allow for patches of fog to develop in protected areas. Another front will move through the region Friday, increasing southeast winds to near gale force in Clarence Strait.

Tonight

NE wind 10 to 20 kt. A chance of showers after 3am. Seas 7 to 8 ft.

Friday

NE wind 15 to 20 kt. Showers. Seas around 7 ft.

Friday Night

ENE wind 10 to 15 kt. Showers. Seas around 6 ft.

Saturday

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

Saturday Night

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

Sunday

ESE wind around 10 kt. Showers. Seas around 7 ft.

Sunday Night

E wind 5 to 10 kt. Showers likely. Seas 7 to 8 ft.

Monday

E wind 5 to 10 kt. Showers. Seas 5 to 7 ft.

Monday Night

ESE wind around 10 kt. Showers. 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.