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Juneau, AK Local Forecast Office

Cape Spencer AK

Marine Point Forecast

[NOTICE]

Saturday
High: 46 °F
SSE 15kt
7-8ft

Small Craft Advisory
Saturday Night
Low: 41 °F
SSW 15kt
6ft
Sunday
High: 47 °F
SSW 15kt
5-6ft
Sunday Night
Low: 43 °F
SW 10kt
5ft
Monday
High: 51 °F
Light Wind
4-5ft
Monday Night
Low: 43 °F
W 10kt
4ft
Tuesday
High: 46 °F
SW 15kt
5-7ft
Tuesday Night
Low: 44 °F
WSW 15kt
6-7ft
Wednesday
High: 46 °F
WSW 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: 12:52 am AKDT May 2, 2026
Forecast Valid: 3am AKDT May 2, 2026-6pm AKDT May 8, 2026

View Nearby Observations

Detailed Forecast

...SMALL CRAFT ADVISORY THROUGH LATE TONIGHT...

Synopsis: A gale force low has developed an occluding front driving easterly gale force winds near Cape St. Elias through Early Saturday morning. Saturday morning, southerly fresh to strong breezes are forecasted to develop for many of the central and northern inner channels. A surface high builds along the eastern Gulf late Saturday through the weekend bringing sea breezes and elevated northwesterly winds along the coast.

Saturday

SSE wind 10 to 15 kt. Showers, mainly before 1pm. Seas 7 to 8 ft.

Saturday Night

SSW wind 10 to 15 kt. Showers likely, mainly after 4am. Seas around 6 ft.

Sunday

SSW wind around 15 kt. Rain likely, mainly before 7am. Seas 5 to 6 ft.

Sunday Night

SW wind around 10 kt. Mostly cloudy. Seas around 5 ft.

Monday

Variable winds 5 kt or less. A chance of rain after 4pm. Seas 4 to 5 ft.

Monday Night

W wind around 10 kt becoming SSW in the evening. Rain likely, mainly after 10pm. Seas around 4 ft.

Tuesday

SW wind 10 to 15 kt. Showers likely, mainly after 4pm. Seas 5 to 7 ft.

Tuesday Night

WSW wind 10 to 15 kt. Showers likely. Seas 6 to 7 ft.

Wednesday

WSW wind 5 to 10 kt. A chance of 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.