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Juneau, AK Local Forecast Office

4NM ESE Grindall Island AK

Marine Point Forecast

[NOTICE]

This Afternoon
High: 50 °F
S 15kt
3ft
Tonight
Low: 42 °F
SSE 10kt
1-2ft
Friday
High: 49 °F
SSE 15kt
2-3ft
Friday Night
Low: 42 °F
SSE 15kt
2-3ft
Saturday
High: 48 °F
ESE 10kt
2ft
Saturday Night
Low: 44 °F
ESE 10kt
1-2ft
Sunday
High: 49 °F
SSE 10kt
2ft
Sunday Night
Low: 45 °F
SE 10kt
2ft
Monday
High: 50 °F
SSE 15kt
3ft

High and low forecast temperature values represent air temperature.

Water temperature forecast is experimental.

Associated Zone Forecast which includes this point

Last Update: 6:40 am AKDT Apr 24, 2025
Forecast Valid: 12pm AKDT Apr 24, 2025-6pm AKDT Apr 30, 2025

View Nearby Observations

Detailed Forecast

Synopsis: Cold front to push into the Panhandle Thursday. Weakening low in the gulf will move inland along the NE gulf coast Thursday night into Friday.

This Afternoon

S wind around 15 kt. A slight chance of showers after 1pm. Seas around 3 ft.

Tonight

SSE wind 5 to 10 kt. Showers. Seas 1 to 2 ft.

Friday

SSE wind 10 to 15 kt. Showers likely, mainly before 1pm. Seas 2 to 3 ft.

Friday Night

SSE wind 10 to 15 kt. A chance of rain after 10pm. Seas 2 to 3 ft.

Saturday

ESE wind around 10 kt. Rain likely. Seas around 2 ft.

Saturday Night

ESE wind 5 to 10 kt. A chance of rain before 4am. Seas 1 to 2 ft.

Sunday

SSE wind around 10 kt. A chance of rain after 10am. Seas around 2 ft.

Sunday Night

SE wind around 10 kt. Rain. Seas around 2 ft.

Monday

SSE wind around 15 kt. Rain. Seas around 3 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.