For More Weather Information:

Juneau, AK Local Forecast Office

Cape Spencer AK

Marine Point Forecast

[NOTICE]

Wednesday
High: 50 °F
WSW 10kt
5-6ft
Wednesday Night
Low: 47 °F
Light Wind
4ft
Thursday
High: 49 °F
Light Wind
3ft
Thursday Night
Low: 45 °F
Light Wind
3ft
Friday
High: 50 °F
NNE 10kt
3ft
Friday Night
Low: 45 °F
NNE 10kt
3ft
Saturday
High: 49 °F
NNW 10kt
3ft
Saturday Night
Low: 44 °F
Light Wind
3ft
Sunday
High: 49 °F
E 10kt
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: 8:29 pm AKDT Oct 6, 2026
Forecast Valid: 1am AKDT Oct 7, 2026-6pm AKDT Oct 13, 2026

View Nearby Observations

Detailed Forecast

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

Synopsis: Gusty southerly winds continue Tuesday night, slowly diminishing through the day Wednesday. Expect a brief break in winds Thursday morning before northerly winds build across the coasts and inner channels into Friday.

Wednesday

WSW wind 5 to 10 kt becoming E in the morning. Showers likely, mainly after 1pm. Seas 5 to 6 ft.

Wednesday Night

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

Thursday

Variable winds 5 kt or less. A chance of showers, mainly before 10am. Seas around 3 ft.

Thursday Night

Variable winds 5 kt or less. Mostly clear. Seas around 3 ft.

Friday

NNE wind 5 to 10 kt. Sunny. Seas around 3 ft.

Friday Night

NNE wind around 10 kt. Clear. Seas around 3 ft.

Saturday

NNW wind 5 to 10 kt. Mostly sunny. Seas around 3 ft.

Saturday Night

Variable winds 5 kt or less. A chance of rain. Seas around 3 ft.

Sunday

E wind 5 to 10 kt. Rain likely. 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.