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Anchorage, AK Local Forecast Office

3NM SSW Marmot Bay AK

Marine Point Forecast

[NOTICE]

Today
High: 31 °F
N 25kt
6ft
Tonight
Low: 29 °F
N 30kt
7ft
Sunday
High: 34 °F
N 30kt
6-7ft
Sunday Night
Low: 29 °F
N 25kt
4-6ft
Monday
High: 34 °F
N 20kt
3-4ft
Monday Night
Low: 24 °F
NNW 20kt
3-4ft
Tuesday
High: 29 °F
NNW 20kt
2-3ft
Tuesday Night
Low: 21 °F
NNW 15kt
2ft
Wednesday
High: 27 °F
NNW 15kt
2ft

High and low forecast temperature values represent air temperature.

Water temperature forecast is experimental.

Associated Zone Forecast which includes this point

Last Update: 6:07 am AKST Dec 6, 2025
Forecast Valid: 9am AKST Dec 6, 2025-6pm AKST Dec 12, 2025

View Nearby Observations

Detailed Forecast

...SMALL CRAFT ADVISORY THROUGH SUNDAY...

Synopsis: A 978 mb low about 28 nm south of Middleton Island will move southwest to 173 nm SE of Kodiak by Sunday morning. The low will broaden as it weakens slightly, then remain nearly stationary over the central Gulf until Monday afternoon. As the low sits over the central Gulf, a series of fronts will move west across the northern Gulf.

Today

N wind around 25 kt, with gusts as high as 40 kt. A chance of snow showers, mainly after noon. Widespread freezing spray between noon and 3pm. Seas around 6 ft.

Tonight

N wind 20 to 30 kt, with gusts as high as 35 kt. Snow. Widespread freezing spray. Seas 7 ft subsiding to 4 ft.

Sunday

N wind 25 to 30 kt. Snow likely, mainly after noon. Widespread freezing spray before noon. Seas 6 to 7 ft.

Sunday Night

N wind 20 to 25 kt. Snow likely, mainly before midnight. Seas 4 to 6 ft.

Monday

N wind 15 to 20 kt, with gusts as high as 25 kt. A chance of snow before 3pm. Seas 3 to 4 ft.

Monday Night

NNW wind around 20 kt, with gusts as high as 25 kt. Partly cloudy. Seas 3 to 4 ft.

Tuesday

NNW wind 15 to 20 kt. Mostly sunny. Seas 2 to 3 ft.

Tuesday Night

NNW wind around 15 kt. Partly cloudy. Seas around 2 ft.

Wednesday

NNW wind around 15 kt. Partly sunny. Seas around 2 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.