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NEW!! NWS Anchorage Land and Marine Based Forecast Changes - Implementation March 2026

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5NM E Barren Islands AK

[NOTICE]

High and low forecast temperature values represent air temperature.

Water temperature forecast is experimental.

Last Update: 2:41 am AKST Nov 13, 2025
Forecast Valid: 2am AKST Nov 13, 2025-6pm AKST Nov 19, 2025

Synopsis: Weak low pressure sits over the northern Gulf through Thu afternoon. A front moves into the Southwestern Gulf by Fri morning.

Thursday

N wind 10 to 15 kt. Mostly sunny. Seas 2 to 3 ft.

Thursday Night

NNE wind 5 to 15 kt becoming ESE after midnight. A chance of rain and snow after 9pm. Seas 2 to 3 ft.

Friday

E wind 20 to 25 kt increasing to 25 to 30 kt in the afternoon. Showers. Seas 4 ft building to 7 ft.

Friday Night

E wind 10 to 20 kt becoming NE after midnight. Winds could gust as high as 35 kt. Showers, mainly before midnight. Seas 8 ft subsiding to 4 ft.

Saturday

NNE wind around 15 kt becoming NW in the afternoon. A chance of rain and snow showers before 9am. Seas around 5 ft.

Saturday Night

WNW wind 15 to 20 kt. A chance of snow after 3am. Seas 3 to 5 ft.

Sunday

WNW wind 10 to 15 kt becoming NW 5 to 10 kt in the afternoon. A chance of snow before 9am, then a chance of rain. Seas 1 to 3 ft.

Sunday Night

SE wind 10 to 20 kt. Rain. Seas 3 to 4 ft.

Monday

SSE wind 5 to 10 kt. Rain. Seas 2 to 3 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.

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