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Juneau, AK Local Forecast Office

Cape Spencer AK

Marine Point Forecast

[NOTICE]

Tonight
Low: 49 °F
S 15kt
6ft
Tuesday
High: 51 °F
E 15kt
6-7ft

Small Craft Advisory
Tuesday Night
Low: 48 °F
SW 10kt
6-7ft
Wednesday
High: 51 °F
E 10kt
5ft
Wednesday Night
Low: 46 °F
Light Wind
4ft
Thursday
High: 50 °F
Light Wind
3ft
Thursday Night
Low: 45 °F
Light Wind
2-3ft
Friday
High: 50 °F
SSW 10kt
3ft
Friday Night
Low: 44 °F
WSW 10kt
3ft

High and low forecast temperature values represent air temperature.

Water temperature forecast is experimental.

Associated Zone Forecast which includes this point

Last Update: 8:08 pm AKDT Oct 5, 2026
Forecast Valid: 9pm AKDT Oct 5, 2026-6pm AKDT Oct 12, 2026

View Nearby Observations

Detailed Forecast

...SMALL CRAFT ADVISORY THROUGH TUESDAY...

Synopsis: Stronger winds continue throughout the region as additional atmospheric disturbances provoke winds and rain. This continues through Tuesday before conditions begin to settle down in the midweek.

Tonight

S wind around 15 kt. Showers and possibly a thunderstorm. Seas around 6 ft.

Tuesday

E wind around 15 kt. Showers and possibly a thunderstorm. Seas 6 to 7 ft.

Tuesday Night

SW wind around 10 kt. Showers and possibly a thunderstorm. Seas 6 to 7 ft.

Wednesday

E wind 5 to 10 kt. Showers. Seas around 5 ft.

Wednesday Night

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

Thursday

Variable winds 5 kt or less. Scattered rain. Seas around 3 ft.

Thursday Night

Variable winds 5 kt or less. A chance of rain before 10pm. Seas 2 to 3 ft.

Friday

WNW wind 5 to 10 kt becoming SSW in the morning. Sunny. Seas around 3 ft.

Friday Night

WSW wind around 10 kt. Clear. 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.