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Juneau, AK Local Forecast Office

Cape Spencer AK

Marine Point Forecast

[NOTICE]

Today
High: 40 °F
NE 20kt
4ft
Tonight
Low: 38 °F
E 10kt
3-4ft
Saturday
High: 41 °F
E 10kt
4ft
Saturday Night
Low: 38 °F
ENE 10kt
4ft
Sunday
High: 42 °F
ENE 15kt
3ft
Sunday Night
Low: 38 °F
E 15kt
3ft
Monday
High: 39 °F
W 10kt
2-3ft
Monday Night
Low: 39 °F
W 20kt
4ft
Tuesday
High: 42 °F
W 15kt
4ft

High and low forecast temperature values represent air temperature.

Water temperature forecast is experimental.

Associated Zone Forecast which includes this point

Last Update: 3:58 am AKDT Apr 3, 2026
Forecast Valid: 6am AKDT Apr 3, 2026-6pm AKDT Apr 9, 2026

View Nearby Observations

Detailed Forecast

Synopsis: A front moving through the panhandle is bringing strong breezes to near gale force winds with seas reaching 9 to 12 ft over the marine waters through Friday. Strongest winds will remain offshore and through outside waters, though Clarence Strait and channel entrances may see increased speeds as well. Southerly strong winds will decrease behind the front, with lighter winds lasting through the rest of the weekend.

Today

NE wind 15 to 20 kt. Rain and snow likely, becoming all rain after 10am. Seas around 4 ft.

Tonight

E wind around 10 kt becoming SE in the evening. Showers. Seas 3 to 4 ft.

Saturday

E wind around 10 kt. Showers. Seas around 4 ft.

Saturday Night

ENE wind around 10 kt. Showers likely, mainly before 1am. Seas around 4 ft.

Sunday

ENE wind around 15 kt. Showers likely, mainly after 1pm. Seas around 3 ft.

Sunday Night

E wind 10 to 15 kt. Rain. Seas around 3 ft.

Monday

W wind around 10 kt. Rain. Seas 2 to 3 ft.

Monday Night

W wind 15 to 20 kt. Rain likely. Seas around 4 ft.

Tuesday

W wind 10 to 15 kt. Mostly cloudy. Seas around 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.