For More Weather Information:

Juneau, AK Local Forecast Office

Cape Spencer AK

Marine Point Forecast

[NOTICE]

Today
High: 54 °F
SSW 10kt
2ft
Tonight
Low: 48 °F
ENE 10kt
3ft
Thursday
High: 57 °F
NE 15kt
4ft
Thursday Night
Low: 49 °F
Light Wind
4ft
Friday
High: 55 °F
Light Wind
4ft
Friday Night
Low: 49 °F
Light Wind
3ft
Saturday
High: 55 °F
Light Wind
3ft
Saturday Night
Low: 49 °F
Light Wind
2-3ft
Sunday
High: 55 °F
Light Wind
2ft

High and low forecast temperature values represent air temperature.

Water temperature forecast is experimental.

Associated Zone Forecast which includes this point

Last Update: 6:47 am AKDT Jul 8, 2026
Forecast Valid: 8am AKDT Jul 8, 2026-6pm AKDT Jul 14, 2026

View Nearby Observations

Detailed Forecast

Synopsis: A frontal system moves into the Gulf Wednesday afternoon into early Thursday morning, bringing increased southeasterly winds throughout the Gulf & southern Inner Channels with southern Clarence Strait seeing the highest sustained winds, reaching up to around 25 kt Wednesday night.

Today

SSW wind 5 to 10 kt. A chance of showers before 10am, then a chance of showers after 1pm. Seas around 2 ft.

Tonight

SSW wind 5 to 10 kt becoming ENE in the evening. A chance of showers. Seas around 3 ft.

Thursday

NE wind 5 to 15 kt. A chance of showers, mainly before 10am. Seas around 4 ft.

Thursday Night

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

Friday

Variable winds 5 kt or less. A chance of showers before 10am. Seas around 4 ft.

Friday Night

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

Saturday

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

Saturday Night

Variable winds 5 kt or less. Mostly cloudy. Seas 2 to 3 ft.

Sunday

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