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Anchorage, AK Local Forecast Office

3NM SSW Marmot Bay AK

Marine Point Forecast

[NOTICE]

Today
High: 33 °F
NNW 10kt
2ft
Tonight
Low: 28 °F
Light Wind
1ft
Wednesday
High: 30 °F
NW 15kt
1-2ft
Wednesday Night
Low: 27 °F
NNW 20kt
3-4ft
Thursday
High: 32 °F
NNW 15kt
1-3ft
Thursday Night
Low: 28 °F
NNW 10kt
1ft
Friday
High: 35 °F
WNW 10kt
1ft
Friday Night
Low: 29 °F
NNW 20kt
5ft
Saturday
High: 36 °F
N 25kt
5-6ft

High and low forecast temperature values represent air temperature.

Water temperature forecast is experimental.

Associated Zone Forecast which includes this point

Last Update: 2:37 am AKST Dec 9, 2025
Forecast Valid: 10am AKST Dec 9, 2025-6pm AKST Dec 15, 2025

View Nearby Observations

Detailed Forecast

Synopsis: A 995 mb low 150 nm SE of Middleton Island will weaken and be absorbed by a low exiting into the eastern Gulf. A through moving south through the state will generate a new 1007 mb low 120 nm S of Seward Wed afternoon.

Today

NNW wind 5 to 10 kt. Sunny. Seas around 2 ft.

Tonight

Variable winds 5 kt or less. Partly cloudy. Seas around 1 ft.

Wednesday

NW wind 5 to 15 kt. Sunny. Seas 1 to 2 ft.

Wednesday Night

NNW wind 15 to 20 kt, with gusts as high as 25 kt. Widespread freezing spray. Mostly clear. Seas 3 to 4 ft.

Thursday

NNW wind 10 to 15 kt, with gusts as high as 25 kt. Widespread freezing spray before 9am. Sunny. Seas 1 to 3 ft.

Thursday Night

NNW wind 5 to 10 kt. Clear. Seas around 1 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.

Saturday

N wind 20 to 25 kt. Sunny. Seas 5 to 6 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.