For More Weather Information:

Anchorage, AK Local Forecast Office

3NM SSW Marmot Bay AK

Marine Point Forecast

[NOTICE]

Tonight
Low: 31 °F
N 15kt
3ft
Tuesday
High: 33 °F
NNW 15kt
2-3ft
Tuesday Night
Low: 29 °F
Light Wind
1ft
Wednesday
High: 30 °F
NNW 15kt
1-2ft
Wednesday Night
Low: 27 °F
NNW 15kt
1-3ft
Thursday
High: 32 °F
NW 15kt
1-2ft
Thursday Night
Low: 28 °F
N 15kt
1-3ft
Friday
High: 35 °F
WNW 10kt
1ft
Friday Night
Low: 29 °F
NNW 20kt
5ft

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 AKST Dec 8, 2025
Forecast Valid: 9pm AKST Dec 8, 2025-6pm AKST Dec 15, 2025

View Nearby Observations

Detailed Forecast

Synopsis: A 987 mb low 230 nm SE of Old Harbor will weaken and move into the north Pacific Tue morning. A trough moving south through the state will generate a new 1007 mb low 120 nm S of Seward Wed afternoon.

Tonight

N wind around 15 kt. Clear. Seas around 3 ft.

Tuesday

NNW wind 5 to 15 kt. Sunny. Seas 2 to 3 ft.

Tuesday Night

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

Wednesday

NNW wind 10 to 15 kt. Sunny. Seas 1 to 2 ft.

Wednesday Night

NNW wind 10 to 15 kt. Mostly clear. Seas 1 to 3 ft.

Thursday

NW wind 10 to 15 kt. Sunny. Seas 1 to 2 ft.

Thursday Night

N wind 5 to 15 kt. Mostly clear. Seas 1 to 3 ft.

Friday

WNW wind 5 to 10 kt. Sunny. Seas around 1 ft.

Friday Night

NNW wind 10 to 20 kt. Mostly clear. Seas 1 ft building to 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.