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Juneau, AK Local Forecast Office

Cape Spencer AK

Marine Point Forecast

[NOTICE]

Tonight
Low: 10 °C
SW 25km/h
1m
Thursday
High: 12 °C
⇑SW 15km/h
1m
Thursday Night
Low: 9 °C
W 15km/h⇓
1m
Independence Day
High: 13 °C
W 15km/h
1m
Friday Night
Low: 10 °C
W 15km/h⇓
1m
Saturday
High: 14 °C
Light Wind
1m
Saturday Night
Low: 11 °C
WSW 10km/h
1m
Sunday
High: 13 °C
SSW 10km/h
1m
Sunday Night
Low: 10 °C
SSE 10km/h
1m

High and low forecast temperature values represent air temperature.

Water temperature forecast is experimental.

Associated Zone Forecast which includes this point

Last Update: 8:35 pm AKDT Jul 2, 2025
Forecast Valid: 10pm AKDT Jul 2, 2025-6pm AKDT Jul 9, 2025

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Detailed Forecast

Synopsis: A ridge of high pressure will move into the eastern Gulf and Panhandle from the central Gulf Wed night. This weak high pressure will linger over the eastern Gulf and the panhandle through Thursday bringing drier weather and calmer winds starting Wednesday night. An area of low pressure will move E south of the gulf Friday through Saturday.

Tonight

SW wind 20 to 25 km/h. A slight chance of showers before 1am. Seas around 1 m.

Thursday

Variable winds less than 5 km/h becoming SW 10 to 15 km/h in the afternoon. A slight chance of showers between 10am and 1pm. Seas around 1 m.

Thursday Night

W wind 10 to 15 km/h decreasing to 5 to 10 km/h after midnight. Mostly cloudy. Seas around 1 m.

Independence Day

E wind 5 to 15 km/h becoming W in the afternoon. Partly sunny. Seas around 1 m.

Friday Night

W wind 10 to 15 km/h becoming E 5 to 10 km/h after midnight. Mostly cloudy. Seas around 1 m.

Saturday

Variable winds 5 km/h or less. Partly sunny. Seas around 1 m.

Saturday Night

WSW wind around 10 km/h. Mostly cloudy. Seas around 1 m.

Sunday

SSW wind around 10 km/h. A chance of rain. Seas around 1 m.

Sunday Night

SSE wind around 10 km/h. Rain likely. Seas around 1 m.

*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.