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Juneau, AK Local Forecast Office

Cape Spencer AK

Marine Point Forecast

[NOTICE]

Today
High: 54 °F
NE 20kt
5ft

Small Craft Advisory
Tonight
Low: 48 °F
ENE 15kt
3-4ft
Tuesday
High: 55 °F
Light Wind
3ft
Tuesday Night
Low: 48 °F
Light Wind
3ft
Wednesday
High: 54 °F
Light Wind
2ft
Wednesday Night
Low: 48 °F
Light Wind
2-3ft
Thursday
High: 56 °F
ENE 10kt
3-4ft
Thursday Night
Low: 49 °F
NW 10kt
3ft
Friday
High: 55 °F
Light Wind
3-4ft

High and low forecast temperature values represent air temperature.

Water temperature forecast is experimental.

Associated Zone Forecast which includes this point

Last Update: 7:26 am AKDT Jul 6, 2026
Forecast Valid: 8am AKDT Jul 6, 2026-6pm AKDT Jul 12, 2026

View Nearby Observations

Detailed Forecast

...SMALL CRAFT ADVISORY THROUGH THIS AFTERNOON...

Synopsis: A frontal system moves over the eastern gulf Sunday and through the panhandle Monday, resulting in near gale force winds for the outer coastal waters and Clarence Strait and seas building to near 10 feet for the eastern gulf Monday. Light and variable winds can be expected again Tuesday with settling seas.

Today

NE wind around 20 kt. Showers. Seas around 5 ft.

Tonight

ENE wind 10 to 15 kt. Showers. Seas 3 to 4 ft.

Tuesday

Variable winds 5 kt or less. Showers likely, with thunderstorms also possible after 1pm. Seas around 3 ft.

Tuesday Night

Variable winds 5 kt or less. A chance of showers before 4am. Seas around 3 ft.

Wednesday

Variable winds 5 kt or less. A chance of showers after 10am. Seas around 2 ft.

Wednesday Night

Variable winds 5 kt or less. A chance of showers. Seas 2 to 3 ft.

Thursday

ENE wind around 10 kt. A chance of showers. Seas 3 to 4 ft.

Thursday Night

NW wind 5 to 10 kt. A chance of showers. Seas around 3 ft.

Friday

Variable winds 5 kt or less. Mostly cloudy. Seas 3 to 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.