Offshore Forecast
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FZAK64 PAFC 181252
OFFN13


Coastal Waters Forecast
National Weather Service Anchorage Alaska
352 AM AKST Sun Feb 18 2018

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-

...SMALL CRAFT ADVISORY THROUGH MONDAY...

.TODAY...S wind 30 kt becoming NW 20 kt in the afternoon. Seas
15 ft.
.TONIGHT...NW wind 15 kt. Seas 13 ft.
.MON...SW wind 15 kt. Seas 9 ft.
.MON NIGHT...SW wind 15 kt. Seas 7 ft.
.TUE...SW wind 20 kt. Seas 11 ft.

South of the AK Peninsula Castle Cape to Cape Sarichef-

...SMALL CRAFT ADVISORY THROUGH MONDAY...

.TODAY...W wind 25 kt diminishing to 15 kt in the afternoon. Seas
15 ft.
.TONIGHT...S wind 25 kt except S 15 kt from the Shumagin Islands
E. Seas 12 ft.
.MON...S wind 25 kt except S 20 kt from the Shumagin Islands E.
Seas 10 ft.
.MON NIGHT...SW wind 15 kt. Seas 12 ft.
.TUE...SE wind 25 kt. Seas 13 ft.

Bristol Bay-

...SMALL CRAFT ADVISORY TODAY...

.TODAY...S wind 30 kt becoming W 20 kt in the afternoon. Seas in
ice free waters 7 ft. Rain and snow.
.TONIGHT...SW wind 10 kt becoming SE 15 kt after midnight. Seas in
ice free waters 5 ft.
.MON...SE wind 20 kt. Seas in ice free waters 5 ft.
.MON NIGHT...SW wind 20 kt. Seas in ice free waters 5 ft.
.TUE...S wind 20 kt. Seas in ice free waters 7 ft.

Port Heiden to Cape Sarichef-

...GALE WARNING TONIGHT AND MONDAY...

.TODAY...SW wind 30 kt diminishing to 20 kt in the afternoon. Seas
10 ft.
.TONIGHT...SE wind 35 kt except SE 25 kt from Port Moller E. Seas
8 ft.
.MON...S wind 40 kt diminishing to 30 kt in the afternoon. From
Port Moller E, SE wind 30 kt. Seas 9 ft.
.MON NIGHT...SW wind 20 kt. Seas 8 ft.
.TUE...SE wind 30 kt. Seas 9 ft.

Cape Sarichef to Nikolski Bering Side-

...GALE WARNING THROUGH MONDAY...

.TODAY...SW wind 25 kt becoming SE 40 kt in the afternoon. Seas
12 ft.
.TONIGHT...SE wind 45 kt. Seas 15 ft.
.MON...S wind 40 kt becoming SW 25 kt in the afternoon. Seas 14
ft.
.MON NIGHT...SW wind 20 kt. Seas 12 ft.
.TUE...SE wind 30 kt. Seas 12 ft.

Unalaska Bay-

...GALE WARNING TONIGHT...

.TODAY...SW wind 15 kt becoming S 25 kt in the afternoon. Gusts to 35
kt. Seas 2 ft building to 4 ft in the afternoon.
.TONIGHT...S wind 35 kt. Gusts to 45 kt. Seas 5 ft.
.MON...S wind 30 kt becoming SW 10 kt in the afternoon. Seas 4 ft
subsiding to 2 ft in the afternoon. Rain.
.MON NIGHT...Variable wind less than 10 kt. Seas 2 ft.
.TUE...SE wind 25 kt. Seas 4 ft.

Cape Sarichef to Nikolski Pacific Side-

...GALE WARNING THROUGH TONIGHT...

.TODAY...SW wind 20 kt becoming S 35 kt in the afternoon. Seas
15 ft.
.TONIGHT...S wind 40 kt. Seas 18 ft.
.MON...S wind 30 kt becoming SW 20 kt in the afternoon. Seas 18
ft.
.MON NIGHT...Variable wind 10 kt. Seas 16 ft.
.TUE...SE wind 30 kt. Seas 15 ft.

Nikloski to Seguam Island Bering Side-

...STORM WARNING TODAY...

.TODAY...S wind 30 kt becoming SE 50 kt in the afternoon. Seas 10
ft building to 20 ft in the afternoon.
.TONIGHT...S wind 45 kt. Seas 23 ft. Rain.
.MON...SW wind 40 kt diminishing to 30 kt in the afternoon. Seas
19 ft.
.MON NIGHT...S wind 20 kt. Seas 14 ft.
.TUE...SE wind 30 kt. Seas 13 ft.

Nikolski to Seguam Island Pacific Side-

...GALE WARNING THROUGH TONIGHT...

.TODAY...S wind 30 kt becoming SE 45 kt in the afternoon. Seas 14
ft building to 20 ft in the afternoon.
.TONIGHT...S wind 45 kt. Seas 25 ft. Rain.
.MON...SW wind 30 kt diminishing to 20 kt in the afternoon. Seas
23 ft.
.MON NIGHT...S wind 15 kt. Seas 19 ft.
.TUE...S wind 30 kt. Seas 15 ft.

Seguam Island to Adak Bering Side-

...STORM WARNING TODAY...

.TODAY...SE wind 25 kt increasing to 50 kt in the afternoon. Seas 13
ft building to 19 ft in the afternoon. Rain.
.TONIGHT...S wind 45 kt. Seas 19 ft.
.MON...SW wind 45 kt diminishing to 30 kt in the afternoon. Seas
20 ft.
.MON NIGHT...S wind 20 kt. Seas 14 ft.
.TUE...SE wind 35 kt. Seas 11 ft.

Seguam Island to Adak Pacific Side-

...STORM WARNING TODAY...

.TODAY...SE wind increasing to 50 kt. Seas 19 ft building to 25 ft
in the afternoon. Rain.
.TONIGHT...S wind 45 kt. Seas 28 ft.
.MON...SW wind 35 kt diminishing to 25 kt in the afternoon. Seas
26 ft.
.MON NIGHT...SE wind 20 kt. Seas 22 ft.
.TUE...S wind 35 kt. Seas 19 ft.

Adak to Kiska-

...STORM WARNING TODAY AND MONDAY...

.TODAY...SE wind 50 kt diminishing to 40 kt in the afternoon. Seas
23 ft. Rain and snow.
.TONIGHT...SW wind 45 kt. Seas 25 ft Bering side...29 ft Pacific
side.
.MON...SW wind 50 kt diminishing to 40 kt in the afternoon. Seas
28 ft.
.MON NIGHT...S wind 30 kt. Seas 19 ft.
.TUE...S wind 35 kt. Seas 17 ft.

Kiska to Attu-

...GALE WARNING THROUGH MONDAY...

.TODAY...E wind 40 kt. Seas 17 ft. Rain and snow.
.TONIGHT...SW wind 35 kt becoming W 45 kt after midnight. Bering
side, seas 21 ft. Pacific side, seas 22 ft building to 29 ft after
midnight. Rain and snow showers.
.MON...SW wind 45 kt. Seas 27 ft.
.MON NIGHT...SW wind 40 kt. Seas 21 ft.
.TUE...N wind 30 kt. Seas 14 ft.

Pribilof Islands Near Shore Waters-

...GALE WARNING TONIGHT AND MONDAY...

.TODAY...SW wind 20 kt becoming SE 30 kt in the afternoon. Seas 13
ft.
.TONIGHT...SE wind 45 kt. Seas 23 ft. Rain.
.MON...S wind 40 kt. Seas 23 ft.
.MON NIGHT...SW wind 30 kt. Seas 20 ft.
.TUE...S wind 30 kt. Seas 16 ft.

Kuskokwim Delta and Etolin Strait-

...GALE WARNING TONIGHT AND MONDAY...

.TODAY...SW wind 25 kt. Seas 10 ft.
.TONIGHT...SE wind 30 kt increasing to 40 kt after midnight. Seas
10 ft.
.MON...SE wind 40 kt. Seas 12 ft. Rain and snow.
.MON NIGHT...SW wind 30 kt. Seas 10 ft.
.TUE...S wind 30 kt. Seas 10 ft.

North and West of Nunivak Island-

...GALE WARNING TONIGHT AND MONDAY...

.TODAY...SW wind 30 kt. Seas in ice free waters 8 ft.
.TONIGHT...SE wind 35 kt increasing to 45 kt after midnight. Seas
in ice free waters 12 ft. Freezing spray.
.MON...SE wind 40 kt. Seas in ice free waters 14 ft. Snow.
.MON NIGHT...S wind 35 kt. Seas in ice free waters 12 ft.
.TUE...S wind 35 kt. Seas in ice free waters 12 ft.

Saint Matthew Island Waters-

...STORM WARNING MONDAY...

.TODAY...SW wind 25 kt. Seas 13 ft.
.TONIGHT...SE wind 40 kt. Seas 19 ft. Snow and rain.
.MON...S wind 40 kt E of Saint Matthew Island...S wind 50 kt W of
Saint Matthew Island. Seas 24 ft building to 30 ft in the afternoon.
Snow and rain.
.MON NIGHT...SW wind 50 kt. Seas 37 ft.
.TUE...S wind 45 kt. Seas 32 ft.

$$



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