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Juneau, AK Local Forecast Office

Cape Spencer AK

Marine Point Forecast

[NOTICE]

Today
High: 27 °F
NE 30kt
5ft

Small Craft Advisory
Tonight
Low: 24 °F
NE 35kt
5-7ft

Gale Warning
Tuesday
High: 30 °F
NE 35kt
6-7ft
Tuesday Night
Low: 28 °F
NE 35kt⇓
5-6ft
Wednesday
High: 35 °F
W 20kt
5-6ft
Wednesday Night
Low: 33 °F
WSW 15kt
4-5ft
Thursday
High: 40 °F
NE 15kt
4-5ft
Thursday Night
Low: 34 °F
WSW 15kt
6-7ft
Friday
High: 38 °F
SE 10kt
6-7ft

High and low forecast temperature values represent air temperature.

Water temperature forecast is experimental.

Associated Zone Forecast which includes this point

Last Update: 8:01 am AKST Mar 2, 2026
Forecast Valid: 10am AKST Mar 2, 2026-6pm AKDT Mar 8, 2026

View Nearby Observations

Detailed Forecast

...GALE WARNING LATE TONIGHT...

Synopsis: Gale force outflow winds continue along the northern coast and inner channels into Monday, with moderate to heavy snowfall in the central region. Areas of freezing spray will also continue over the northern inner channels with times of heavy freezing spray possible. Outflow winds diminish slightly Monday before increasing to gale force again Tuesday into Wednesday.

Today

NE wind 25 to 30 kt, with gusts as high as 35 kt. A slight chance of snow before noon. Widespread freezing spray before 3pm. Seas around 5 ft.

Tonight

NE wind 30 to 35 kt, with gusts as high as 45 kt. Snow likely, mainly after 3am. Widespread freezing spray. Seas 5 to 7 ft.

Tuesday

NE wind around 35 kt, with gusts as high as 45 kt. Snow. Widespread freezing spray before noon. Seas 6 to 7 ft.

Tuesday Night

NE wind 30 to 35 kt decreasing to 20 to 25 kt after midnight. Winds could gust as high as 40 kt. Snow. Seas 5 to 6 ft.

Wednesday

NE wind 15 to 20 kt becoming W in the afternoon. Snow, mainly before 9am. Seas 5 to 6 ft.

Wednesday Night

WSW wind 10 to 15 kt becoming E after midnight. Snow likely before 3am, then rain and snow likely. Seas 4 to 5 ft.

Thursday

E wind 10 to 15 kt becoming WSW in the afternoon. Rain and snow likely, becoming all rain after 3pm. Seas 4 to 5 ft.

Thursday Night

WSW wind 10 to 15 kt becoming SE after midnight. Rain. Seas 6 to 7 ft.

Friday

SE wind 5 to 10 kt becoming N in the afternoon. Rain. Seas 6 to 7 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.