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Juneau, AK Local Forecast Office

Cape Spencer AK

Marine Point Forecast

[NOTICE]

Tonight
Low: 28 °F
NE 25kt
< 1ft

Small Craft Advisory
Thursday
High: 32 °F
NE 25kt
< 1ft

Small Craft Advisory
Thursday Night
Low: 27 °F
ENE 25kt
< 1ft
Friday
High: 34 °F
ESE 25kt
4-5ft
Friday Night
Low: 27 °F
ENE 20kt
4ft
Saturday
High: 35 °F
ENE 25kt
4ft
Saturday Night
Low: 26 °F
NE 15kt
4ft
Sunday
High: 35 °F
ENE 15kt
3ft
Sunday Night
Low: 28 °F
NE 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: 7:29 pm AKDT Mar 25, 2026
Forecast Valid: 9pm AKDT Mar 25, 2026-6pm AKDT Apr 1, 2026

View Nearby Observations

Detailed Forecast

...SMALL CRAFT ADVISORY THROUGH THURSDAY...

Synopsis: Multiple areas of low pressure remain over the Gulf through the week. Snow showers linger over the southern Gulf and the southern inner channels. Northerly and easterly outflow continues across the northern inner channels and out through ocean entrances, with winds to near gales to gale force winds around 30 to 40 kts.

Tonight

NE wind around 25 kt, with gusts as high as 35 kt. Flurries between 1am and 4am, then a slight chance of snow showers after 4am. Seas 1 ft or less.

Thursday

NE wind around 25 kt, with gusts as high as 35 kt. A slight chance of snow showers before 10am. Seas 1 ft or less.

Thursday Night

ENE wind around 25 kt, with gusts as high as 35 kt. Partly cloudy. Seas 1 ft or less.

Friday

ESE wind 20 to 25 kt. Mostly sunny. Seas 4 to 5 ft.

Friday Night

ENE wind around 20 kt. Mostly cloudy. Seas around 4 ft.

Saturday

ENE wind 20 to 25 kt, with gusts as high as 30 kt. Mostly sunny. Seas around 4 ft.

Saturday Night

NE wind around 15 kt. Mostly clear. Seas around 4 ft.

Sunday

ENE wind around 15 kt. Sunny. Seas around 3 ft.

Sunday Night

NE wind around 10 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.