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Juneau, AK Local Forecast Office

8NM SSE Cape Spencer AK

Marine Point Forecast

[NOTICE]

Tonight
Low: 28 °F
NE 15kt
8-9ft

Small Craft Advisory
Tuesday
High: 33 °F
NE 15kt
7ft

Small Craft Advisory
Tuesday Night
Low: 27 °F
NE 20kt
6ft
Wednesday
High: 28 °F
NE 25kt
6ft
Wednesday Night
Low: 23 °F
NE 25kt
5-6ft
Thursday
High: 28 °F
NE 25kt
5ft
Thursday Night
Low: 23 °F
ENE 15kt
4ft
Friday
High: 30 °F
ENE 15kt
3-4ft
Friday Night
Low: 24 °F
ENE 15kt
3ft

High and low forecast temperature values represent air temperature.

Water temperature forecast is experimental.

Associated Zone Forecast which includes this point

Last Update: 4:56 pm AKDT Mar 9, 2026
Forecast Valid: 8pm AKDT Mar 9, 2026-6pm AKDT Mar 16, 2026

View Nearby Observations

Detailed Forecast

...SMALL CRAFT ADVISORY THROUGH TUESDAY AFTERNOON...

Synopsis: Winds expected to remain somewhat constant for the next 24 hours with seas diminishing in the outer waters from north to south. Outflow conditions will continue to increase going into mid and late week.

Tonight

NE wind around 15 kt. A chance of snow showers. Seas 8 to 9 ft.

Tuesday

NE wind around 15 kt. A chance of snow showers, mainly after 1pm. Seas around 7 ft.

Tuesday Night

NE wind 15 to 20 kt. A chance of snow showers, mainly before 4am. Seas around 6 ft.

Wednesday

NE wind around 25 kt, with gusts as high as 35 kt. Partly sunny. Seas around 6 ft.

Wednesday Night

NE wind around 25 kt, with gusts as high as 30 kt. Widespread freezing spray after 1am. Mostly cloudy. Seas 5 to 6 ft.

Thursday

NE wind 20 to 25 kt, with gusts as high as 30 kt. Widespread freezing spray before 10am. Partly sunny. Seas around 5 ft.

Thursday Night

ENE wind around 15 kt. Widespread freezing spray after 4am. Mostly cloudy. Seas around 4 ft.

Friday

ENE wind around 15 kt. Widespread freezing spray before 10am. Partly sunny. Seas 3 to 4 ft.

Friday Night

ENE wind around 15 kt. Partly cloudy. Seas around 3 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.