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Anchorage, AK Local Forecast Office

Middleton Island AK

Marine Point Forecast

[NOTICE]

Sunday
High: 28 °F
NE 25kt
4-6ft

Small Craft Advisory
Sunday Night
Low: 22 °F
NE 25kt
5-7ft

Small Craft Advisory
Monday
High: 28 °F
NE 20kt
6ft
Monday Night
Low: 24 °F
NE 15kt
4ft
Tuesday
High: 29 °F
NNE 15kt
4ft
Tuesday Night
Low: 26 °F
NW 15kt
4-5ft
Wednesday
High: 33 °F
W 10kt
4-6ft
Wednesday Night
Low: 28 °F
Light Wind
4-5ft
Thursday
High: 34 °F
W 15kt
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: 8:55 pm AKST Feb 28, 2026
Forecast Valid: 1am AKST Mar 1, 2026-6pm AKST Mar 7, 2026

View Nearby Observations

Detailed Forecast

...SMALL CRAFT ADVISORY SUNDAY AND SUNDAY NIGHT...

Synopsis: Weak low pressure lingers across the Gulf through Sun afternoon. A front lifts into the southern Gulf Sun morning followed by a 1002 mb low 163 nm southeast of Kodiak Island.

Sunday

NE wind 15 to 25 kt. Scattered snow showers after 3pm. Widespread freezing spray after 9am. Seas 4 to 6 ft.

Sunday Night

NE wind 20 to 25 kt. Scattered snow showers, mainly before midnight. Widespread freezing spray. Seas 5 to 7 ft.

Monday

NE wind around 20 kt. Widespread freezing spray before 3pm. Mostly sunny. Seas around 6 ft.

Monday Night

NE wind around 15 kt. Widespread freezing spray after 9pm. Mostly clear. Seas around 4 ft.

Tuesday

NNE wind 10 to 15 kt becoming NNW in the afternoon. Widespread freezing spray before 9am. Sunny. Seas around 4 ft.

Tuesday Night

NW wind 10 to 15 kt becoming W after midnight. Partly cloudy. Seas 4 to 5 ft.

Wednesday

W wind 5 to 10 kt becoming SE in the afternoon. A chance of snow after 3pm. Seas 4 to 6 ft.

Wednesday Night

Variable winds 5 kt or less. A chance of snow. Seas 4 to 5 ft.

Thursday

E wind 5 to 15 kt becoming W in the afternoon. A chance of snow. 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.