National Weather Service Marine Forecast FZAK61 PAFC

FZAK61 PAFC 190014
OFFAER

Offshore Waters Forecast
National Weather Service Anchorage AK
314 PM AKST Tue Nov 18 2025

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.

PKZ399-191530
314 PM AKST Tue Nov 18 2025

SYNOPSIS FOR THE WESTERN GULF OF ALASKA

A 990 mb North Pacific low moves to near 55N 141W Thu morning. Its front moves to the north Gulf coast Thu. A 961 mb low moves to 57N 156W Thu morning.

PKZ351-191530
Gulf of Alaska Offshore North of 57N and West of 144W
314 PM AKST Tue Nov 18 2025

TONIGHT
SE wind 10 kt becoming NE after midnight. Seas 8 ft.

WED
NE wind 15 to 30 kt. Seas 6 to 11 ft.

WED NIGHT
SE wind 15 to 30 kt. Seas 9 to 17 ft. Rain.

THU
S wind 20 to 35 kt. Seas 12 to 15 ft.

THU NIGHT
SW wind 30 kt. Seas 14 to 19 ft.

FRI
SW wind 15 to 25 kt. Seas 14 to 18 ft.

SAT THROUGH SUN
NW wind 10 to 20 kt. Seas 7 to 12 ft.

PKZ352-191530
Gulf of Alaska Offshore South of 57N North of 55N and West of 144W
314 PM AKST Tue Nov 18 2025

GALE WARNING THROUGH WEDNESDAY NIGHT

TONIGHT
NE wind 10 to 25 kt increasing to 20 to 35 kt after midnight. Seas 7 to 10 ft.

WED
N wind 20 to 35 kt. Seas 7 to 12 ft.