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Juneau, AK Local Forecast Office

Cape Spencer AK

Marine Point Forecast

[NOTICE]

Friday
High: 50 °F
NNE 15kt
3ft
Friday Night
Low: 44 °F
Light Wind
3ft
Saturday
High: 48 °F
Light Wind
3ft
Saturday Night
Low: 42 °F
Light Wind
3ft
Sunday
High: 49 °F
ESE 10kt
4-6ft
Sunday Night
Low: 44 °F
SE 10kt
5-6ft
Columbus Day
High: 49 °F
Light Wind
4ft
Monday Night
Low: 46 °F
Light Wind
4ft
Tuesday
High: 48 °F
Light Wind
4ft

High and low forecast temperature values represent air temperature.

Water temperature forecast is experimental.

Associated Zone Forecast which includes this point

Last Update: 10:26 pm AKDT Oct 8, 2026
Forecast Valid: 3am AKDT Oct 9, 2026-6pm AKDT Oct 15, 2026

View Nearby Observations

Detailed Forecast

Synopsis: Northerly winds continue to build across the coasts and inner channels through this evening, maximizing overnight and into Friday morning, and diminishing Friday afternoon. Winds lax overnight Friday into Saturday, with a gale force front moving in Saturday night. Outlook: A stronger system moves in mid to late next week.

Friday

NNE wind 10 to 15 kt. Sunny. Seas around 3 ft.

Friday Night

Variable winds 5 kt or less. Clear. Seas around 3 ft.

Saturday

Variable winds 5 kt or less. Sunny. Seas around 3 ft.

Saturday Night

Variable winds 5 kt or less. Rain, mainly after 4am. Seas around 3 ft.

Sunday

ESE wind around 10 kt. Rain. Seas 4 to 6 ft.

Sunday Night

SE wind around 10 kt becoming WSW after midnight. Rain. Seas 5 to 6 ft.

Columbus Day

Variable winds 5 kt or less. A chance of rain. Seas around 4 ft.

Monday Night

Variable winds 5 kt or less. Rain likely. Seas around 4 ft.

Tuesday

Variable winds 5 kt or less. Rain. Seas around 4 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.