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Anchorage, AK Local Forecast Office

10NM SSW Attu AK

Marine Point Forecast

[NOTICE]

Today
High: 50 °F
NW 20kt
< 1ft
Tonight
Low: 45 °F
SW 15kt
< 1ft
Saturday
High: 52 °F
W 15kt
< 1ft
Saturday Night
Low: 41 °F
NNW 15kt
< 1ft
Sunday
High: 50 °F
Light Wind
< 1ft
Sunday Night
Low: 48 °F
SSW 10kt
< 1ft
Monday
High: 54 °F
SSW 10kt
< 1ft
Monday Night
Low: 49 °F
S 20kt
< 1ft
Tuesday
High: 55 °F
SSW 25kt
< 1ft

High and low forecast temperature values represent air temperature.

Water temperature forecast is experimental.

Associated Zone Forecast which includes this point

Last Update: 4:07 am AKDT Sep 18, 2026
Forecast Valid: 6am AKDT Sep 18, 2026-6pm AKDT Sep 24, 2026

View Nearby Observations

Detailed Forecast

...SMALL CRAFT ADVISORY THROUGH SATURDAY...

Synopsis: A 1004 mb low 50 nm S of Mekoryuk will weaken as it drifts over the Yukon-Kuskokwim Delta through Fri afternoon. A 1001 mb low develops 135 nm SE of Unalaska Fri afternoon and moves to 235 nm SE of Sand Point Sat morning at 982 mb before continuing into the Gulf through Sat afternoon.

Today

NW wind 10 to 20 kt. A slight chance of rain before 7am. Seas 1 ft or less.

Tonight

SW wind 10 to 15 kt, with gusts as high as 30 kt. Rain likely, mainly between 10pm and 4am. Seas 1 ft or less.

Saturday

W wind 10 to 15 kt, with gusts as high as 30 kt. A chance of rain, mainly before 7am. Seas 1 ft or less.

Saturday Night

NNW wind 10 to 15 kt. Mostly cloudy. Seas 1 ft or less.

Sunday

Variable winds 5 kt or less. Mostly cloudy. Seas 1 ft or less.

Sunday Night

SSW wind around 10 kt. Cloudy. Seas 1 ft or less.

Monday

SSW wind around 10 kt. A chance of showers after 10am. Seas 1 ft or less.

Monday Night

S wind 15 to 20 kt, with gusts as high as 25 kt. Showers. Seas 1 ft or less.

Tuesday

SSW wind 20 to 25 kt, with gusts as high as 30 kt. Showers. Seas 1 ft or less.

*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.