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National Weather Service Marine Forecast FZAK52 PAFC

FZAK52 PAFC 171548 AAA
CWFALU

Coastal Waters Forecast...UPDATED
National Weather Service Anchorage Alaska
648 AM AKST Sat Feb 17 2018

Updated 165 170 172

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.

PKZ199-180430-
648 AM AKST Sat Feb 17 2018
.SYNOPSIS FOR SOUTHWEST ALASKA+BRISTOL BAY+THE ALASKA
PENINSULA WATERS AND THE ALEUTIAN ISLANDS...

A front in the eastern Bering moves inland tonight. A 970 mb low
forms 430 nm south of Shemya Sun morning and moves 190 nm north of
Shemya Sun night at 965 mb with an associated front extending
into the eastern Bering.



PKZ150-180430-
South of the AK Peninsula Sitkinak to Castle Cape-
648 AM AKST Sat Feb 17 2018

GALE WARNING TONIGHT


TODAY
SE wind 20 kt increasing to 30 kt in the afternoon. Seas
8 ft.

TONIGHT
SE wind 35 kt. Seas 16 ft.

SUN
S wind 30 kt becoming W 20 kt in the afternoon. Seas 16 ft.

SUN NIGHT
NW wind 25 kt. Seas 11 ft.

MON THROUGH TUE
SW wind 25 kt. Seas 10 ft.

WED
W wind 20 kt. Seas 14 ft.



PKZ155-180430-
South of the AK Peninsula Castle Cape to Cape Sarichef-
648 AM AKST Sat Feb 17 2018

STORM WARNING TODAY


TODAY
SE wind 50 kt except SE 35 kt from the Shumagin Islands
E. Seas 20 ft except 13 ft from the Shumagin Islands E. Rain.

TONIGHT
S wind 40 kt. Seas 19 ft. Rain.

SUN
W wind 25 kt. Seas 16 ft.

SUN NIGHT
S wind 30 kt. Seas 11 ft.

MON
S wind 30 kt. Seas 15 ft.

TUE
SW wind 25 kt. Seas 15 ft.

WED
SW wind 15 kt. Seas 11 ft.



PKZ160-180430-
Bristol Bay-
648 AM AKST Sat Feb 17 2018

GALE WARNING TONIGHT AND SUNDAY


TODAY
E wind 30 kt. Seas in ice free waters 6 ft. Freezing
spray.

TONIGHT
SE wind 40 kt. Seas in ice free waters 9 ft.

SUN
S wind 35 kt becoming W 20 kt in the afternoon. Seas in ice
free waters 7 ft. Rain and snow.

SUN NIGHT
SW wind 20 kt. Seas in ice free waters 6 ft.

MON THROUGH TUE
SW wind 25 kt. Seas in ice free waters 7 ft.

WED
W wind 15 kt. Seas in ice free waters 5 ft.



PKZ165-180430-
Port Heiden to Cape Sarichef-
648 AM AKST Sat Feb 17 2018

.STORM WARNING TODAY


TODAY
SE wind 45 kt. From Port Moller E, E wind 30 kt becoming
SE 40 kt in the afternoon. Seas 12 ft.

TONIGHT
SE wind 40 kt becoming SW 30 kt after midnight. From
Port Moller E, SE wind 40 kt. Seas 11 ft. Rain.

SUN
W wind 25 kt becoming SW 15 kt in the afternoon. Seas 10
ft.

SUN NIGHT
SE wind 35 kt. Seas 9 ft.

MON
S wind 35 kt. Seas 11 ft.

TUE
SW wind 25 kt. Seas 10 ft.

WED
SW wind 15 kt. Seas 6 ft.



PKZ170-180430-
Cape Sarichef to Nikolski Bering Side-
648 AM AKST Sat Feb 17 2018

STORM WARNING TODAY


TODAY
SE wind 50 kt. Seas 16 ft. Rain.

TONIGHT
S wind 25 kt. Seas 11 ft.

SUN
SW wind 20 kt becoming SE 35 kt in the afternoon. Seas 10
ft.

SUN NIGHT
SE wind 40 kt. Seas 16 ft.

MON
S wind 40 kt. Seas 16 ft.

TUE
S wind 20 kt. Seas 13 ft.

WED
SW wind 15 kt. Seas 7 ft.



PKZ171-180430-
Unalaska Bay-
648 AM AKST Sat Feb 17 2018

GALE WARNING TODAY


TODAY
SE wind 45 kt diminishing to 30 kt in the afternoon.
Gusts to 55 kt in the moring. Seas 6 ft. Rain.

TONIGHT
S wind 15 kt becoming W 25 kt after midnight. Seas 2 ft
building to 4 ft after midnight.

SUN
S wind 25 kt. Seas 2 ft building to 4 ft in the afternoon.

SUN NIGHT
S wind 30 kt. Seas 5 ft.

MON
S wind 30 kt. Seas 5 ft.

TUE
S wind 15 kt. Seas 2 ft.

WED
SW wind 10 kt. Seas 2 ft.



PKZ172-180430-
Cape Sarichef to Nikolski Pacific Side-
648 AM AKST Sat Feb 17 2018

STORM WARNING TODAY


TODAY
SE wind 50 kt becoming S 30 kt in the afternoon. Seas 23
ft. Rain.

TONIGHT
SW wind 30 kt. Seas 17 ft.

SUN
SW wind 20 kt becoming S 35 kt in the afternoon. Seas 14
ft.

SUN NIGHT
S wind 40 kt. Seas 20 ft.

MON
S wind 40 kt. Seas 22 ft.

TUE
S wind 25 kt. Seas 20 ft.

WED
SW wind 15 kt. Seas 11 ft.



PKZ173-180430-
Nikloski to Seguam Island Bering Side-
648 AM AKST Sat Feb 17 2018

STORM WARNING SUNDAY


TODAY
S wind 25 kt diminishing to 15 kt in the afternoon. Seas
10 ft.

TONIGHT
SW wind 25 kt. Seas 10 ft.

SUN
S wind 30 kt becoming SE 50 kt in the afternoon. Seas 8 ft
building to 19 ft in the afternoon. Rain.

SUN NIGHT
S wind 45 kt. Seas 23 ft.

MON
SW wind 40 kt. Seas 22 ft.

TUE
S wind 20 kt. Seas 15 ft.

WED
SW wind 15 kt. Seas 8 ft.



PKZ174-180430-
Nikolski to Seguam Island Pacific Side-
648 AM AKST Sat Feb 17 2018

GALE WARNING SUNDAY


TODAY
S wind 25 kt. Seas 19 ft.

TONIGHT
W wind 30 kt. Seas 17 ft.

SUN
S wind 30 kt becoming SE 45 kt in the afternoon. Seas 12 ft
building to 21 ft in the afternoon.

SUN NIGHT
S wind 45 kt. Seas 25 ft.

MON
S wind 40 kt. Seas 25 ft.

TUE
S wind 20 kt. Seas 21 ft.

WED
SW wind 15 kt. Seas 10 ft.



PKZ175-180430-
Seguam Island to Adak Bering Side-
648 AM AKST Sat Feb 17 2018

STORM WARNING SUNDAY


TODAY
SW wind 20 kt. Seas 9 ft.

TONIGHT
SW wind 20 kt. Seas 9 ft.

SUN
SE wind 50 kt. Seas 11 ft building to 18 ft in the
afternoon. Rain with snow.

SUN NIGHT
S wind 45 kt. Seas 18 ft.

MON
SW wind 40 kt. Seas 19 ft.

TUE
S wind 15 kt. Seas 14 ft.

WED
S wind 20 kt. Seas 9 ft.



PKZ176-180430-
Seguam Island to Adak Pacific Side-
648 AM AKST Sat Feb 17 2018

GALE WARNING SUNDAY


TODAY
S wind 20 kt becoming W 30 kt in the afternoon. Seas 18
ft.

TONIGHT
SW wind 25 kt. Seas 17 ft.

SUN
SE wind 45 kt. Seas 23 ft. Rain with snow.

SUN NIGHT
S wind 45 kt. Seas 30 ft.

MON
SW wind 35 kt. Seas 29 ft.

TUE
S wind 15 kt. Seas 20 ft.

WED
S wind 20 kt. Seas 12 ft.



PKZ177-180430-
Adak to Kiska-
648 AM AKST Sat Feb 17 2018

GALE WARNING SUNDAY


TODAY
SW wind 20 kt. Seas 18 ft.

TONIGHT
SW wind 20 kt becoming SE 30 kt after midnight. Seas
12 ft.

SUN
SE wind 45 kt. Seas 19 ft. Rain and snow.

SUN NIGHT
S wind 40 kt. Seas 26 ft.

MON
SW wind 35 kt. Seas 29 ft.

TUE
SW wind 20 kt. Seas 15 ft.

WED
S wind 20 kt. Seas 14 ft.



PKZ178-180430-
Kiska to Attu-
648 AM AKST Sat Feb 17 2018

GALE WARNING SUNDAY


TODAY
SW wind 25 kt. Seas 17 ft.

TONIGHT
SW wind 20 kt becoming SE 30 kt after midnight. Seas
12 ft.

SUN
E wind 40 kt. Seas 15 ft. Widespread rain showers and snow.

SUN NIGHT
W wind 45 kt. Seas 19 ft.

MON
SW wind 40 kt. Seas 26 ft.

TUE
SW wind 25 kt. Seas 16 ft.

WED
SE wind 25 kt. Seas 20 ft.



PKZ179-180430-
Pribilof Islands Near Shore Waters-
648 AM AKST Sat Feb 17 2018

GALE WARNING TODAY


TODAY
SE wind 40 kt. Seas 17 ft. Rain.

TONIGHT
SW wind 25 kt. Seas 14 ft.

SUN
SW wind 20 kt becoming S 30 kt in the afternoon. Seas 11
ft. Rain.

SUN NIGHT
SE wind 45 kt. Seas 23 ft.

MON
S wind 40 kt. Seas 25 ft.

TUE
SW wind 30 kt. Seas 20 ft.

WED
Variable wind 10 kt. Seas 8 ft.



PKZ180-180430-
Kuskokwim Delta and Etolin Strait-
648 AM AKST Sat Feb 17 2018

GALE WARNING THROUGH TONIGHT


TODAY
E wind 35 kt becoming SE 45 kt in the afternoon. Seas
13 ft.

TONIGHT
SE wind 45 kt. Seas 14 ft. Rain and snow.

SUN
SW wind 30 kt diminishing to 20 kt in the afternoon. Seas
10 ft.

SUN NIGHT
SE wind 40 kt. Seas 11 ft.

MON
S wind 35 kt. Seas 14 ft.

TUE
SW wind 25 kt. Seas 11 ft.

WED
SW wind 15 kt. Seas 6 ft.



PKZ181-180430-
North and West of Nunivak Island-
648 AM AKST Sat Feb 17 2018

GALE WARNING THROUGH TONIGHT


TODAY
SE wind increasing to 40 kt. Seas in ice free waters 13 ft.

TONIGHT
SE wind 40 kt. Seas in ice free waters 13 ft. Rain and snow.

SUN
SW wind 30 kt diminishing to 20 kt in the afternoon. Seas
in ice free waters 8 ft.

SUN NIGHT
SE wind 40 kt. Seas in ice free waters 12 ft.

MON
S wind 40 kt. Seas in ice free waters 14 ft.

TUE
SW wind 30 kt. Seas in ice free waters 14 ft.

WED
SW wind 15 kt. Seas in ice free waters 6 ft.



PKZ185-180430-
Saint Matthew Island Waters-
648 AM AKST Sat Feb 17 2018

GALE WARNING THROUGH TONIGHT


TODAY
SE wind 30 kt increasing to 40 kt in the afternoon. Seas
20 ft. Snow with rain.

TONIGHT
SE wind 40 kt E of Saint Matthew Island...S 30 kt W of
Saint Matthew Island. Seas 16 ft. Freezing spray. Rain.

SUN
SW wind 25 kt. Seas 13 ft.

SUN NIGHT
SE wind 40 kt. Seas 17 ft.

MON
S wind 45 kt. Seas 32 ft.

TUE
SW wind 40 kt. Seas 31 ft.

WED
SW wind 15 kt. Seas 11 ft.