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Juneau, AK Local Forecast Office

8NM SSE Cape Spencer AK

Marine Point Forecast

[NOTICE]

Today
High: 41 °F
NE 20kt
4ft

Small Craft Advisory
Tonight
Low: 40 °F
NE 25kt
4-5ft

Small Craft Advisory
Monday
High: 43 °F
NNE 10kt
6ft
Monday Night
Low: 40 °F
W 20kt
9ft
Tuesday
High: 42 °F
W 15kt
5-7ft
Tuesday Night
Low: 40 °F
W 10kt
4-5ft
Wednesday
High: 43 °F
Light Wind
5-6ft
Wednesday Night
Low: 40 °F
WSW 10kt
5-6ft
Thursday
High: 44 °F
Light Wind
5ft

High and low forecast temperature values represent air temperature.

Water temperature forecast is experimental.

Associated Zone Forecast which includes this point

Last Update: 7:38 am AKDT Apr 5, 2026
Forecast Valid: 7am AKDT Apr 5, 2026-6pm AKDT Apr 11, 2026

View Nearby Observations

Detailed Forecast

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

Synopsis: A low will move north along the coast Sunday, increasing southeasterly winds and seas with widespread rainfall. Sunday night into Monday westerly near gale, to gale force, winds impact the eastern Gulf.

Today

NE wind 15 to 20 kt, with gusts as high as 30 kt. Showers, mainly after 1pm. Seas around 4 ft.

Tonight

NE wind 15 to 25 kt, with gusts as high as 30 kt. Rain. Seas 4 to 5 ft.

Monday

NNE wind 5 to 10 kt becoming WNW in the afternoon. Rain, mainly before 10am. Seas 3 ft building to 6 ft.

Monday Night

W wind 15 to 20 kt. Mostly cloudy. Seas around 9 ft.

Tuesday

W wind 10 to 15 kt. Mostly cloudy. Seas 5 to 7 ft.

Tuesday Night

W wind 5 to 10 kt. Mostly cloudy. Seas 4 to 5 ft.

Wednesday

Variable winds 5 kt or less. Rain likely. Seas 5 to 6 ft.

Wednesday Night

WSW wind 5 to 10 kt. Rain likely. Seas 5 to 6 ft.

Thursday

Variable winds 5 kt or less. Rain likely. Seas around 5 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.