For More Weather Information:

Anchorage, AK Local Forecast Office

3NM SSW Marmot Bay AK

Marine Point Forecast

[NOTICE]

This Afternoon
High: 43 °F
Light Wind
1ft
Tonight
Low: 39 °F
Light Wind
1-2ft
Friday
High: 40 °F
NNW 10kt
1ft
Friday Night
Low: 27 °F
NW 15kt
1-2ft
Saturday
High: 29 °F
NNW 20kt
2-4ft
Saturday Night
Low: 25 °F
NNW 25kt
4-6ft
Sunday
High: 31 °F
N 25kt
5-6ft
Sunday Night
Low: 26 °F
NNW 25kt
3-5ft
Monday
High: 33 °F
N 20kt
3-4ft

High and low forecast temperature values represent air temperature.

Water temperature forecast is experimental.

Associated Zone Forecast which includes this point

Last Update: 8:29 am AKST Dec 4, 2025
Forecast Valid: 2pm AKST Dec 4, 2025-6pm AKST Dec 10, 2025

View Nearby Observations

Detailed Forecast

Synopsis: A 998 mb N Pacific low at 160 nm S of Kodiak City Fri morning loops across the western Gulf to 25 nm E of Middleton Island by Sat morning at 975 mb. It then continues to 100 nm S of Seward at 975 mb by Sat afternoon.

This Afternoon

Variable winds 5 kt or less. A chance of rain, mainly after 3pm. Seas around 1 ft.

Tonight

Variable winds 5 kt or less. A chance of rain. Seas 1 to 2 ft.

Friday

NNW wind 5 to 10 kt. A chance of rain before 9am, then a chance of rain and snow between 9am and 3pm, then a slight chance of snow after 3pm. Seas around 1 ft.

Friday Night

NW wind 10 to 15 kt. Partly cloudy. Seas 1 to 2 ft.

Saturday

NNW wind 15 to 20 kt. Snow showers likely, mainly after 3pm. Widespread freezing spray after noon. Seas 2 to 4 ft.

Saturday Night

NNW wind 20 to 25 kt. Snow likely. Widespread freezing spray. Seas 4 to 6 ft.

Sunday

N wind around 25 kt. Snow. Widespread freezing spray before 9am. Seas 5 to 6 ft.

Sunday Night

NNW wind 15 to 25 kt. Snow. Seas 3 to 5 ft.

Monday

N wind 15 to 20 kt. Snow likely. Seas 3 to 4 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.