For More Weather Information:

Juneau, AK Local Forecast Office

Cape Spencer AK

Marine Point Forecast

[NOTICE]

Today
High: 52 °F
SSW 15kt
5-6ft
Tonight
Low: 49 °F
S 10kt
6ft
Tuesday
High: 52 °F
E 10kt
6-7ft

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

High and low forecast temperature values represent air temperature.

Water temperature forecast is experimental.

Associated Zone Forecast which includes this point

Last Update: 6:22 am AKDT Oct 5, 2026
Forecast Valid: 8am AKDT Oct 5, 2026-6pm AKDT Oct 11, 2026

View Nearby Observations

Detailed Forecast

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

Today

SSW wind 5 to 15 kt. Showers. Seas 5 to 6 ft.

Tonight

S wind around 10 kt. Showers. Seas around 6 ft.

Tuesday

E wind around 10 kt. Showers. Seas 6 to 7 ft.

Tuesday Night

ESE wind around 10 kt. Showers. Seas around 6 ft.

Wednesday

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

Wednesday Night

Variable winds 5 kt or less. Showers likely, mainly before 10pm. Seas around 4 ft.

Thursday

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

Thursday Night

Variable winds 5 kt or less. A chance of rain. Seas around 2 ft.

Friday

WNW wind 5 to 10 kt becoming SSW in the morning. Partly sunny. Seas 2 to 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.