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Anchorage, AK Local Forecast Office

20NM NNE Karluk AK

Marine Point Forecast

[NOTICE]

Tonight
Low: 54 °F
SW 15kt
3ft
Sunday
High: 57 °F
SW 15kt
3-4ft
Sunday Night
Low: 54 °F
WSW 20kt
3-5ft
Monday
High: 59 °F
SW 10kt
3ft
Monday Night
Low: 54 °F
SSW 15kt
3ft
Tuesday
High: 57 °F
SW 10kt
3ft
Tuesday Night
Low: 51 °F
W 10kt
2-3ft
Wednesday
High: 55 °F
Light Wind
2ft
Wednesday Night
Low: 51 °F
Light Wind
2ft

High and low forecast temperature values represent air temperature.

Water temperature forecast is experimental.

Associated Zone Forecast which includes this point

Last Update: 8:57 pm AKDT Aug 1, 2026
Forecast Valid: 10pm AKDT Aug 1, 2026-6pm AKDT Aug 8, 2026

View Nearby Observations

Detailed Forecast

Synopsis: A ridge of high pressure extends across the Gulf of Alaska through Sun afternoon. A front slowly spreads eastward across the Gulf beginning Sun afternoon.

Tonight

SW wind around 15 kt. Areas of fog. Seas around 3 ft.

Sunday

SW wind around 15 kt. Areas of fog before 10am. Seas 3 to 4 ft.

Sunday Night

WSW wind 15 to 20 kt. A chance of rain, mainly after 4am. Seas 3 to 5 ft.

Monday

SW wind around 10 kt, with gusts as high as 20 kt. Rain likely, mainly after 7am. Seas around 3 ft.

Monday Night

SSW wind 10 to 15 kt. Rain. The rain could be heavy at times. Seas around 3 ft.

Tuesday

SW wind around 10 kt. Rain, mainly before 7am. Seas around 3 ft.

Tuesday Night

W wind 5 to 10 kt. A chance of rain after 1am. Seas 2 to 3 ft.

Wednesday

Variable winds 5 kt or less. A chance of showers. Seas around 2 ft.

Wednesday Night

Variable winds 5 kt or less. Showers likely. 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.