Offshore Forecast
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000
FZAK64 PAFC 140051
OFFN13


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.

South of the AK Peninsula Sitkinak to Castle Cape-

...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.

South of the AK Peninsula Castle Cape to Cape Sarichef-

...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.

Bristol Bay-

...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.

Port Heiden to Cape Sarichef-

...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.

Cape Sarichef to Nikolski Bering Side-

...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...W wind 30 kt. Seas 14 ft.

Unalaska Bay-

...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...SW wind 20 kt. Seas 3 ft.

Cape Sarichef to Nikolski Pacific Side-

...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...SW wind 30 kt. Seas 19 ft.

Nikloski to Seguam Island Bering Side-

...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.

Nikolski to Seguam Island Pacific Side-

...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...W wind 35 kt. Seas 20 ft.

Seguam Island to Adak Bering Side-

...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...NW wind 30 kt. Seas 15 ft.

Seguam Island to Adak Pacific Side-

...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.

Adak to Kiska-

...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.

Kiska to Attu-

...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.

Pribilof Islands Near Shore Waters-

...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.

Kuskokwim Delta and Etolin Strait-

...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.

North and West of Nunivak Island-

...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.

Saint Matthew Island Waters-

...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...N wind 35 kt. Seas 14 ft.

$$



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