Hazardous Weather Conditions

Last Update: 244 PM AKDT Thu Sep 18 2025

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Anchorage, AK Local Forecast Office

33NM NNE Shemya AK

Marine Zone Forecast

...SMALL CRAFT ADVISORY TONIGHT...

Synopsis: A 989 mb low 85 nm SW of Saint George Island moves to 160 nm SE of Middleton Island at 981 mb by Sat afternoon. High pressure builds over the western Bering Sea through afternoon.

Tonight
N wind 20 kt. Seas 9 ft.
Fri
N wind 15 kt. Seas 7 ft.
Fri Night
Variable wind 10 kt. Seas 6 ft.
Sat
Variable wind 10 kt. Seas 5 ft.
Sat Night
Variable wind 10 kt. Seas 4 ft.
Sun
S wind 20 kt. Seas 5 ft.
Mon
SE wind 30 kt. Seas 13 ft.
Tue
SW wind 30 kt. Seas 19 ft.



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244 PM AKDT Thu Sep 18 2025
 
 

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