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Juneau, AK Local Forecast Office

Gustavus AK

Marine Point Forecast

[NOTICE]

Tonight
Low: 52 °F
SE 10kt
1-2ft
Tuesday
High: 58 °F
SSE 10kt
1-2ft
Tuesday Night
Low: 51 °F
SSW 15kt
2-3ft

Small Craft Advisory
Wednesday
High: 59 °F
WSW 10kt
1ft
Wednesday Night
Low: 46 °F
Light Wind
< 1ft
Thursday
High: 63 °F
Light Wind
< 1ft
Thursday Night
Low: 45 °F
Light Wind
< 1ft
Friday
High: 63 °F
Light Wind
< 1ft
Friday Night
Low: 46 °F
Light Wind
< 1ft

High and low forecast temperature values represent air temperature.

Water temperature forecast is experimental.

Associated Zone Forecast which includes this point

Last Update: 3:18 pm AKDT Sep 7, 2026
Forecast Valid: 7pm AKDT Sep 7, 2026-6pm AKDT Sep 14, 2026

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Detailed Forecast

...SMALL CRAFT ADVISORY TUESDAY...

Synopsis: A front moving across the panhandle from west to east will enhance southeast winds into tonight. Tuesday will bring another system which will cause stronger winds, with some portions of the northern inner channels reaching up to gale winds.

Tonight

SE wind 5 to 10 kt. Rain. Seas 1 to 2 ft.

Tuesday

SSE wind 5 to 10 kt. Rain. The rain could be heavy at times. Seas 1 to 2 ft.

Tuesday Night

SSW wind 10 to 15 kt. Rain. The rain could be heavy at times. Seas 2 to 3 ft.

Wednesday

WSW wind 5 to 10 kt becoming S in the afternoon. Rain likely, mainly before 10am. Seas around 1 ft.

Wednesday Night

Variable winds 5 kt or less. Patchy fog after 10pm. Seas 1 ft or less.

Thursday

Variable winds 5 kt or less. Partly sunny. Seas 1 ft or less.

Thursday Night

Variable winds 5 kt or less. Mostly clear. Seas 1 ft or less.

Friday

Variable winds 5 kt or less. Mostly sunny. Seas 1 ft or less.

Friday Night

Variable winds 5 kt or less. A chance of rain. Seas 1 ft or less.

*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.