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National Weather Service Marine Forecast FZAK52 PAFC

FZAK52 PAFC 140051
CWFALU

Coastal Waters Forecast
National Weather Service Anchorage Alaska
351 PM AKST Wed Dec 13 2017

Coastal Waters Forecast for Southwest Alaska+Bristol Bay+The
Alaska Peninsula Waters and the Aleutian Islands up to 100 nm out.

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.

PKZ199-141415-
351 PM AKST Wed Dec 13 2017
.SYNOPSIS FOR SOUTHWEST ALASKA+BRISTOL BAY+THE ALASKA
PENINSULA WATERS AND THE ALEUTIAN ISLANDS...
A trough of low pressure over the eastern Bering moves inland
tonight. A front in the western Bering moves over the central
Bering Thu afternoon and reaches Southwest Alaska Fri morning. A
970 mb low 70 nm north of Adak Thu afternoon moves 200 nm
northeast of Adak at 967 mb Thu night and then moves 240 nm northwest
of Dutch Harbor Fri afternoon.



PKZ150-141415-
South of the AK Peninsula Sitkinak to Castle Cape-
351 PM AKST Wed Dec 13 2017

GALE WARNING THURSDAY NIGHT


TONIGHT
SE wind 15 kt. Seas 9 ft.

THU
SW wind 15 kt. Seas 8 ft.

THU NIGHT
SE wind 35 kt. Seas 12 ft. Rain.

FRI
S wind 25 kt. Seas 14 ft.

FRI NIGHT
S wind 20 kt. Seas 16 ft.

SAT THROUGH SUN
NW wind 30 kt. Seas 18 ft.

MON
SW wind 25 kt. Seas 9 ft.



PKZ155-141415-
South of the AK Peninsula Castle Cape to Cape Sarichef-
351 PM AKST Wed Dec 13 2017

GALE WARNING THURSDAY NIGHT


TONIGHT
Variable wind 10 kt becoming W 15 kt after midnight.
Seas 8 ft.

THU
SW wind 15 kt becoming S 30 kt in the afternoon. From the
Shumagin Islands E, W wind 15 kt. Seas 7 ft.

THU NIGHT
SE wind 40 kt becoming SW 30 kt after midnight.
Seas 16 ft. Rain.

FRI
SW wind 25 kt. Seas 17 ft.

FRI NIGHT
SW wind 30 kt. Seas 17 ft.

SAT
W wind 30 kt. Seas 21 ft.

SUN
W wind 30 kt. Seas 15 ft.

MON
SW wind 30 kt. Seas 12 ft.



PKZ160-141415-
Bristol Bay-
351 PM AKST Wed Dec 13 2017

GALE WARNING THURSDAY NIGHT


TONIGHT
S wind 10 kt in the evening becoming variable less than
10 kt. Seas 3 ft.

THU
E wind 10 kt. Seas 3 ft.

THU NIGHT
SE wind 25 kt becoming E 35 kt after midnight.
Seas 3 ft building to 8 ft after midnight.

FRI
SE wind 25 kt. Seas 6 ft.

FRI NIGHT
SE wind 15 kt. Seas 5 ft.

SAT THROUGH SUN
W wind 30 kt. Seas 13 ft.

MON
S wind 25 kt. Seas 8 ft.



PKZ165-141415-
Port Heiden to Cape Sarichef-
351 PM AKST Wed Dec 13 2017

GALE WARNING THURSDAY NIGHT


TONIGHT
Variable wind 10 kt. Seas 7 ft.

THU
E wind 15 kt becoming SE 25 kt in the afternoon. From Port
Moller E, variable wind 10 kt becoming SE 15 kt in the afternoon.
Seas 4 ft.

THU NIGHT
SE wind 40 kt. Seas 10 ft. Rain.

FRI
S wind 25 kt. Seas 11 ft.

FRI NIGHT
S wind 20 kt. Seas 9 ft.

SAT THROUGH SUN
W wind 30 kt. Seas 16 ft.

MON
S wind 35 kt. Seas 15 ft.



PKZ170-141415-
Cape Sarichef to Nikolski Bering Side-
351 PM AKST Wed Dec 13 2017

GALE WARNING THURSDAY NIGHT


TONIGHT
Variable wind 10 kt becoming SE 20 kt after midnight.
Seas 6 ft.

THU
SE wind 30 kt. Seas 8 ft.

THU NIGHT
SE wind 35 kt. Seas 14 ft. Rain.

FRI AND FRI NIGHT
W wind 30 kt. Seas 14 ft.

SAT
NW wind 30 kt. Seas 14 ft.

SUN
SW wind 40 kt. Seas 14 ft.

MON
S wind 40 kt. Seas 21 ft.



PKZ171-141415-
Unalaska Bay-
351 PM AKST Wed Dec 13 2017

SMALL CRAFT ADVISORY THURSDAY AND THURSDAY NIGHT


TONIGHT
Variable wind less than 10 kt becoming S 10 kt after
midnight. Seas 3 ft.

THU
SE wind 20 kt increasing to 30 kt in the afternoon.
Seas 3 ft building to 5 ft in the afternoon. Rain.

THU NIGHT
SE wind 30 kt. Seas 5 ft. Rain.

FRI AND FRI NIGHT
SW wind 20 kt. Seas 3 ft.

SAT
W wind 25 kt. Seas 7 ft.

SUN
SW wind 25 kt. Seas 7 ft.

MON
S wind 30 kt. Seas 4 ft.



PKZ172-141415-
Cape Sarichef to Nikolski Pacific Side-
351 PM AKST Wed Dec 13 2017

GALE WARNING THURSDAY AND THURSDAY NIGHT


TONIGHT
Variable wind 10 kt becoming S 20 kt after midnight.
Seas 6 ft.

THU
S wind 25 kt becoming SE 35 kt in the afternoon. Seas 8 ft
building to 13 ft in the afternoon. Rain with snow showers.

THU NIGHT
S wind 40 kt. Seas 22 ft.

FRI AND FRI NIGHT
SW wind 30 kt. Seas 19 ft.

SAT
W wind 30 kt. Seas 22 ft.

SUN
W wind 35 kt. Seas 13 ft.

MON
S wind 35 kt. Seas 22 ft.



PKZ173-141415-
Nikloski to Seguam Island Bering Side-
351 PM AKST Wed Dec 13 2017

SMALL CRAFT ADVISORY THROUGH THURSDAY NIGHT


TONIGHT
SE wind 30 kt. Seas 9 ft. Rain showers.

THU
SE wind 30 kt. Seas 9 ft. Rain showers.

THU NIGHT
SW wind 30 kt. Seas 13 ft.

FRI
SW wind 30 kt. Seas 12 ft.

FRI NIGHT
W wind 30 kt. Seas 15 ft.

SAT
W wind 30 kt. Seas 18 ft.

SUN THROUGH MON
S wind 40 kt. Seas 22 ft.



PKZ174-141415-
Nikolski to Seguam Island Pacific Side-
351 PM AKST Wed Dec 13 2017

GALE WARNING THURSDAY NIGHT


TONIGHT
S wind 30 kt. Seas 9 ft. Rain showers.

THU
S wind 30 kt. Seas 11 ft.

THU NIGHT
SW wind 40 kt. Seas 20 ft.

FRI AND FRI NIGHT
W wind 35 kt. Seas 20 ft.

SAT
W wind 30 kt. Seas 22 ft.

SUN
SW wind 40 kt. Seas 21 ft.

MON
S wind 40 kt. Seas 30 ft.



PKZ175-141415-
Seguam Island to Adak Bering Side-
351 PM AKST Wed Dec 13 2017

SMALL CRAFT ADVISORY TONIGHT AND THURSDAY NIGHT


TONIGHT
S wind 30 kt diminishing to 20 kt after midnight.
Seas 8 ft. Isolated thunderstorms after midnight from Adak west.

THU
SE wind 20 kt. Seas 6 ft.

THU NIGHT
W wind 30 kt. Seas 10 ft.

FRI AND FRI NIGHT
NW wind 30 kt. Seas 15 ft.

SAT
W wind 30 kt. Seas 18 ft.

SUN THROUGH MON
SW wind 40 kt. Seas 23 ft.



PKZ176-141415-
Seguam Island to Adak Pacific Side-
351 PM AKST Wed Dec 13 2017

GALE WARNING THURSDAY


TONIGHT
S wind 25 kt. Seas 8 ft. Isolated thunderstorms after
midnight from Adak west.

THU
S wind 20 kt becoming SW 35 kt in the afternoon. Seas 9 ft
building to 16 ft in the afternoon.

THU NIGHT
SW wind 30 kt. Seas 19 ft.

FRI
W wind 45 kt. Seas 24 ft.

FRI NIGHT
W wind 40 kt. Seas 23 ft.

SAT
W wind 30 kt. Seas 19 ft.

SUN THROUGH MON
SW wind 40 kt. Seas 30 ft.



PKZ177-141415-
Adak to Kiska-
351 PM AKST Wed Dec 13 2017

SMALL CRAFT ADVISORY THROUGH THURSDAY NIGHT


TONIGHT
S wind 20 kt. Seas 11 ft. Isolated thunderstorms.

THU
S wind 15 kt becoming W 25 kt in the afternoon. Seas 8 ft
bering side...16 ft Pacific side. Isolated thunderstorms.

THU NIGHT
W wind 30 kt. Seas 11 ft Bering side... 18 ft Pacific
side.

FRI
NW wind 40 kt. Seas 21 ft.

FRI NIGHT
NW wind 35 kt. Seas 19 ft.

SAT
W wind 30 kt. Seas 15 ft.

SUN
S wind 50 kt. Seas 30 ft.

MON
SW wind 40 kt. Seas 30 ft.



PKZ178-141415-
Kiska to Attu-
351 PM AKST Wed Dec 13 2017

SMALL CRAFT ADVISORY THROUGH THURSDAY NIGHT


TONIGHT
SE wind 15 kt. Seas 13 ft. Isolated thunderstorms.

THU
NW wind 20 kt. Seas 13 ft. Isolated thunderstorms.

THU NIGHT
NW wind 30 kt. Seas 13 ft.

FRI
NW wind 35 kt. Seas 17 ft.

FRI NIGHT
NW wind 30 kt. Seas 15 ft.

SAT
SW wind 30 kt. Seas 14 ft.

SUN
S wind 45 kt. Seas 29 ft.

MON
W wind 40 kt. Seas 27 ft.



PKZ179-141415-
Pribilof Islands Near Shore Waters-
351 PM AKST Wed Dec 13 2017

GALE WARNING THURSDAY NIGHT


TONIGHT
SE wind 15 kt. Seas 5 ft.

THU
E wind 30 kt. Seas 5 ft building to 9 ft in the afternoon. Snow
showers.

THU NIGHT
E wind 35 kt. Seas 13 ft. Rain showers and snow
showers.

FRI
E wind 30 kt. Seas 12 ft.

FRI NIGHT
NW wind 25 kt. Seas 11 ft.

SAT
NW wind 30 kt. Seas 12 ft.

SUN
SW wind 40 kt. Seas 22 ft.

MON
S wind 40 kt. Seas 30 ft.



PKZ180-141415-
Kuskokwim Delta and Etolin Strait-
351 PM AKST Wed Dec 13 2017

GALE WARNING THURSDAY NIGHT


TONIGHT
NW wind 10 kt. Seas 5 ft.

THU
E wind 10 kt increasing to 15 kt in the afternoon.
Seas 3 ft.

THU NIGHT
E wind 25 kt increasing to 40 kt after midnight.
Seas 4 ft building to 10 ft after midnight. Freezing spray north of
Cape Newenham.

FRI
SE wind 35 kt. Seas 11 ft.

FRI NIGHT
SE wind 20 kt. Seas 8 ft.

SAT
N wind 30 kt. Seas 14 ft.

SUN
W wind 30 kt. Seas 13 ft.

MON
S wind 35 kt. Seas 17 ft.



PKZ181-141415-
North and West of Nunivak Island-
351 PM AKST Wed Dec 13 2017

SMALL CRAFT ADVISORY THURSDAY NIGHT


TONIGHT
NW wind 20 kt. Seas 6 ft. Freezing spray.

THU
E wind 15 kt. Seas 4 ft.

THU NIGHT
E wind 30 kt. Seas 7 ft. Freezing spray.

FRI
E wind 35 kt. Seas 11 ft.

FRI NIGHT
NE wind 25 kt. Seas 8 ft.

SAT
N wind 25 kt. Seas 12 ft.

SUN
SW wind 30 kt. Seas 14 ft.

MON
S wind 35 kt. Seas 22 ft.



PKZ185-141415-
Saint Matthew Island Waters-
351 PM AKST Wed Dec 13 2017

SMALL CRAFT ADVISORY THROUGH THURSDAY NIGHT


TONIGHT
E of Saint Matthew Island, NW wind 15 kt. W of Saint
Matthew Island, SE wind 15 kt increasing to 25 kt after midnight.
Seas 5 ft. Freezing spray.

THU
E wind 20 kt E of Saint Matthew Island...E 25 kt W of Saint
Matthew Island. Seas 8 ft. Freezing spray.

THU NIGHT
E wind 30 kt. Seas 12 ft. Freezing spray N of 60 N.

FRI AND FRI NIGHT
N wind 35 kt. Seas 14 ft.

SAT
NW wind 25 kt. Seas 11 ft.

SUN
S wind 30 kt. Seas 23 ft.

MON
S wind 35 kt. Seas 27 ft.