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Anchorage, AK Local Forecast Office

3NM SSW Marmot Bay AK

Marine Point Forecast

[NOTICE]

Overnight
Low: 42 °F
ESE 25kt
8ft
Tuesday
High: 46 °F
ESE 25kt⇓
10ft
Tuesday Night
Low: 41 °F
ESE 15kt
3-4ft
Wednesday
High: 44 °F
ESE 10kt
2-3ft
Wednesday Night
Low: 40 °F
Light Wind
2ft
Thursday
High: 44 °F
Light Wind
2-3ft
Thursday Night
Low: 38 °F
Light Wind
2-3ft
Friday
High: 42 °F
Light Wind
1-2ft
Friday Night
Low: 30 °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: 8:36 pm AKST Dec 1, 2025
Forecast Valid: 12am AKST Dec 2, 2025-6pm AKST Dec 8, 2025

View Nearby Observations

Detailed Forecast

...SMALL CRAFT ADVISORY THROUGH TUESDAY...

Synopsis: A front moves northeastward across the Gulf through Tuesday. A 1006 mb low develops over Middleton Island Wed afternoon.

Overnight

ESE wind 15 to 25 kt. Rain. Seas 4 ft building to 8 ft.

Tuesday

ESE wind 15 to 25 kt becoming S 5 to 10 kt in the morning. Winds could gust as high as 30 kt. A chance of rain before 9am. Seas 10 ft subsiding to 2 ft.

Tuesday Night

ESE wind 5 to 15 kt. A chance of rain after 9pm. Seas 3 to 4 ft.

Wednesday

ESE wind 5 to 10 kt. A chance of rain. Seas 2 to 3 ft.

Wednesday Night

Variable winds 5 kt or less. A chance of rain before 3am. Seas around 2 ft.

Thursday

Variable winds 5 kt or less. A chance of rain. Seas 2 to 3 ft.

Thursday Night

Variable winds 5 kt or less. Rain likely, mainly after 9pm. Seas 2 to 3 ft.

Friday

Variable winds 5 kt or less. Rain likely. Seas 1 to 2 ft.

Friday Night

Variable winds 5 kt or less. Rain likely before 3am, then a chance of rain and snow. Seas around 1 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.