National Weather Service Marine Forecast FZAK61 PAFC

FZAK61 PAFC 162259
OFFAER

Offshore Waters Forecast
National Weather Service Anchorage AK
259 PM AKDT Wed Sep 16 2026

Offshore waters forecast for the Gulf of Alaska West of 144W

Wind forecasts reflect the predominant speed and direction expected. Sea forecasts represent an average of the highest one-third of the combined wind wave and swell height.

PKZ399-171315
259 PM AKDT Wed Sep 16 2026

SYNOPSIS FOR THE WESTERN GULF OF ALASKA

Several weak troughs track across the Gulf through Thursday afternoon. A 1016 mb North Pacific low moves to 54N 145W by Thu afternoon then to 59N 144W at 999 mb by Fri afternoon.

PKZ351-171315
Gulf of Alaska Offshore North of 57N and West of 144W
259 PM AKDT Wed Sep 16 2026

TONIGHT
SW wind 15 kt. Seas 7 ft.

THU
SW wind 10 kt. Seas 5 ft.

THU NIGHT
SE wind 10 to 15 kt. Seas 4 ft.

FRI
NW wind 10 to 25 kt. Seas 3 to 6 ft.

FRI NIGHT
SW wind up to 20 kt. Seas 3 to 7 ft.

SAT THROUGH MON
S wind 10 to 25 kt. Seas 7 to 12 ft.

PKZ352-171315
Gulf of Alaska Offshore South of 57N North of 55N and West of 144W
259 PM AKDT Wed Sep 16 2026

TONIGHT
W wind 10 to 15 kt. Seas 5 ft.

THU
SW wind 10 kt. Seas 4 ft.

THU NIGHT
SW wind up to 15 kt. Seas 4 ft.

FRI
W wind up to 20 kt. Seas 3 to 5 ft.