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Juneau, AK Local Forecast Office

Cape Spencer AK

Marine Point Forecast

[NOTICE]

Today
High: 38 °F
W 30kt
9ft

Small Craft Advisory
Tonight
Low: 34 °F
W 20kt
5-7ft

Small Craft Advisory
Thursday
High: 41 °F
ENE 10kt
4-5ft
Thursday Night
Low: 38 °F
E 15kt
5ft
Friday
High: 43 °F
⇑SSW 20kt
5-6ft
Friday Night
Low: 38 °F
SW 20kt
10ft
Saturday
High: 40 °F
SW 25kt
11ft
Saturday Night
Low: 33 °F
WSW 25kt
10-11ft
Sunday
High: 35 °F
WSW 20kt
8-10ft

High and low forecast temperature values represent air temperature.

Water temperature forecast is experimental.

Associated Zone Forecast which includes this point

Last Update: 7:40 am AKST Mar 4, 2026
Forecast Valid: 10am AKST Mar 4, 2026-6pm AKDT Mar 10, 2026

View Nearby Observations

Detailed Forecast

...SMALL CRAFT ADVISORY THROUGH THIS EVENING...

Synopsis: Gale force outflow winds continue along the northern coast and inner channels with areas of freezing spray into Wednesday morning. Winds diminish and turn southerly late Wednesday across the area as the low in the gulf moves into the panhandle and weakens. Another weaker front moves into the panhandle from the W on Thursday

Today

W wind 20 to 30 kt. Snow, mainly before noon. Seas 6 ft building to 9 ft.

Tonight

W wind 10 to 20 kt becoming E after midnight. Snow before 3am, then rain and snow likely. Seas 5 to 7 ft.

Thursday

ENE wind 5 to 10 kt. Rain and snow, becoming all rain after noon. Seas 4 to 5 ft.

Thursday Night

SE wind 5 to 15 kt becoming ENE after midnight. Rain. Seas around 5 ft.

Friday

ESE wind 5 to 10 kt becoming SSW 15 to 20 kt in the afternoon. Rain. Seas 5 to 6 ft.

Friday Night

SW wind around 20 kt. Rain. Seas 6 ft building to 10 ft.

Saturday

SW wind 15 to 25 kt. Rain before 9am, then rain and snow between 9am and 3pm, then snow after 3pm. Seas around 11 ft.

Saturday Night

WSW wind 20 to 25 kt. Snow before 9pm, then rain and snow likely. Seas 10 to 11 ft.

Sunday

WSW wind 15 to 20 kt. Rain and snow showers likely before 3pm, then a chance of snow showers. Seas 8 to 10 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.