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

For More Weather Information:

Middleton Island AK

[NOTICE]

High and low forecast temperature values represent air temperature.

Water temperature forecast is experimental.

Last Update: 2:49 am AKST Jan 19, 2026
Forecast Valid: 9am AKST Jan 19, 2026-6pm AKST Jan 25, 2026

Synopsis: High pressure builds in the Gulf of Alaska through Wed morning.

M.L.King Day

Variable winds 5 kt or less. A chance of rain, mainly before noon. Seas around 4 ft.

Tonight

Variable winds 5 kt or less. A slight chance of rain. Seas 3 to 4 ft.

Tuesday

Variable winds 5 kt or less. Mostly cloudy. Seas 2 to 3 ft.

Tuesday Night

Variable winds 5 kt or less. Mostly cloudy. Seas around 3 ft.

Wednesday

Variable winds 5 kt or less. Partly sunny. Seas 3 to 4 ft.

Wednesday Night

NNE wind 5 to 10 kt. Mostly cloudy. Seas around 4 ft.

Thursday

ENE wind around 10 kt. Sunny. Seas around 4 ft.

Thursday Night

ENE wind around 10 kt. Partly cloudy. Seas 3 to 4 ft.

Friday

ENE wind 10 to 15 kt. Mostly sunny. Seas 3 ft building to 6 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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