Offshore Forecast
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FZAK64 PAFC 231157
OFFN13


Coastal Waters Forecast
National Weather Service Anchorage Alaska
357 AM AKDT Mon Oct 23 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-

...SMALL CRAFT ADVISORY TUESDAY...

.TODAY...W wind 15 kt except NW 30 kt E of Sitkinak Island early.
Seas 6 ft.
.TONIGHT...Variable wind 10 kt becoming NW 15 kt after midnight.
Seas 4 ft.
.TUE...NW wind 15 kt becoming SW 30 kt in the afternoon.
Seas 8 ft.
.TUE NIGHT...S wind 45 kt. Seas 22 ft.
.WED...S wind 35 kt. Seas 25 ft.

South of the AK Peninsula Castle Cape to Cape Sarichef-

...STORM WARNING TUESDAY...

.TODAY...NW wind 15 kt. Seas 5 ft.
.TONIGHT...SW wind 15 kt. Seas 4 ft.
.TUE...S wind 30 kt increasing to 50 kt in the afternoon, Seas 8
ft building to 21 ft in the afternoon. From the Shumagin Islands E,
SW wind 20 kt becoming S 40 kt in the afternoon, Seas 5 ft building
to 11 ft in the afternoon. Rain.
.TUE NIGHT...S wind 45 kt. Seas 24 ft.
.WED...S wind 35 kt. Seas 25 ft.

Bristol Bay-

...SMALL CRAFT ADVISORY TUESDAY...

.TODAY...W wind 10 kt becoming SW 15 kt in the afternoon. Seas 3 ft.
.TONIGHT...S wind 20 kt. Seas 4 ft.
.TUE...S wind 15 kt becoming SE 30 kt in the afternoon. Seas 5 ft.
.TUE NIGHT...SE wind 45 kt. Seas 10 ft.
.WED...S wind 25 kt. Seas 9 ft.

Port Heiden to Cape Sarichef-

...STORM WARNING TUESDAY...

.TODAY...W wind 15 kt. Seas 6 ft.
.TONIGHT...S wind 20 kt. Seas 6 ft.
.TUE...S wind 30 kt becoming SE 50 kt in the afternoon. From Port
Moller E, S wind 20 kt becoming SE 40 kt in the afternoon. Seas 6
ft building to 14 ft in the afternoon. Rain.
.TUE NIGHT...S wind 45 kt. Seas 13 ft.
.WED...SE wind 30 kt. Seas 12 ft.

Cape Sarichef to Nikolski Bering Side-

...STORM WARNING TUESDAY...

.TODAY...W wind 15 kt. Seas 7 ft.
.TONIGHT...SW wind 15 kt becoming S 30 kt after midnight.
Seas 7 ft. Rain.
.TUE...S wind 45 kt increasing to 55 kt in the afternoon.
Seas 18 ft. Rain.
.TUE NIGHT...S wind 30 kt. Seas 16 ft.
.WED...S wind 35 kt. Seas 16 ft.

Unalaska Bay-

...GALE WARNING TUESDAY...

.TODAY...W wind 10 kt. Seas 2 ft.
.TONIGHT...Variable wind less than 10 kt becoming S 20 kt after
midnight. Seas 3 ft. Snow and rain.
.TUE...SE wind 30 kt increasing to 45 kt in the afternoon.
Gusts to 60 kt developing in the afternoon. Seas 7 ft. Rain.
.TUE NIGHT...S wind 25 kt. Seas 4 ft.
.WED...S wind 30 kt. Seas 5 ft.

Cape Sarichef to Nikolski Pacific Side-

...STORM WARNING TUESDAY...

.TODAY...NW wind 15 kt. Seas 4 ft.
.TONIGHT...Variable wind 10 kt becoming S 30 kt after midnight.
Seas 6 ft.
.TUE...S wind 40 kt increasing to 55 kt in the afternoon. Seas 19 ft
building to 25 ft in the afternoon. Rain.
.TUE NIGHT...SW wind 30 kt. Seas 25 ft.
.WED...S wind 40 kt. Seas 33 ft.

Nikloski to Seguam Island Bering Side-

...STORM WARNING TUESDAY...

.TODAY...NW wind 20 kt in the morning becoming variable 10 kt.
Seas 9 ft.
.TONIGHT...S wind 20 kt becoming SE 45 kt after midnight.
Seas 7 ft building to 14 ft after midnight. Rain.
.TUE...S wind 55 kt becoming SW 35 kt in the afternoon.
Seas 22 ft. Rain.
.TUE NIGHT...S wind 35 kt. Seas 19 ft.
.WED...SW wind 40 kt. Seas 21 ft.

Nikolski to Seguam Island Pacific Side-

...STORM WARNING TUESDAY...

.TODAY...NW wind 20 kt becoming W 10 kt in the afternoon. Seas 8 ft.
.TONIGHT...S wind 20 kt increasing to 45 kt after midnight. Seas 7 ft
building to 15 ft after midnight. Rain.
.TUE...S wind 55 kt becoming SW 40 kt in the afternoon. Seas 26 ft.
.TUE NIGHT...SW wind 45 kt. Seas 31 ft.
.WED...SW wind 45 kt. Seas 39 ft.

Seguam Island to Adak Bering Side-

...STORM WARNING TONIGHT AND TUESDAY...

.TODAY...NW wind 20 kt becoming S in the afternoon. Seas 10 ft.
Rain.
.TONIGHT...SE wind 40 kt increasing to 55 kt after midnight.
Seas 11 ft building to 20 ft after midnight. Rain.
.TUE...SW wind 50 kt diminishing to 40 kt in the afternoon.
Seas 20 ft. Rain.
.TUE NIGHT...S wind 40 kt. Seas 20 ft.
.WED...NW wind 35 kt. Seas 19 ft.

Seguam Island to Adak Pacific Side-

...STORM WARNING TONIGHT AND TUESDAY...

.TODAY...NW wind 20 kt becoming S in the afternoon. Seas 7 ft.
.TONIGHT...S wind 40 kt increasing to 55 kt after midnight.
Seas 12 ft building to 24 ft after midnight. Rain.
.TUE...SW wind 55 kt diminishing to 40 kt in the afternoon.
Seas 27 ft building to 33 ft in the afternoon. Rain.
.TUE NIGHT...SW wind 45 kt. Seas 42 ft.
.WED...W wind 40 kt. Seas 42 ft.

Adak to Kiska-

...STORM WARNING TONIGHT...

.TODAY...SW wind 20 kt becoming SE 35 kt in the afternoon.
Seas 10 ft. Rain and snow.
.TONIGHT...SE wind 55 kt. Seas 24 ft. Rain.
.TUE...SW wind 45 kt. Seas 27 ft Bering side...41 ft Pacific side.
Rain.
.TUE NIGHT...SW wind 45 kt. Seas 42 ft.
.WED...NW wind 45 kt. Seas 34 ft.

Kiska to Attu-

...STORM WARNING THROUGH TUESDAY...

.TODAY...SE wind 35 kt increasing to 55 kt in the afternoon.
Seas 12 ft building to 21 ft in the afternoon. Rain and snow.
.TONIGHT...S wind 55 kt becoming SW 45 kt after midnight. Bering
side, seas 24 ft. Pacific side, seas 23 ft building to 29 ft after
midnight. Rain.
.TUE...SW wind 50 kt. Seas 32 ft bering side...45 ft Pacific side.
Rain.
.TUE NIGHT...N wind 45 kt. Seas 39 ft.
.WED...NW wind 40 kt. Seas 29 ft.

Pribilof Islands Near Shore Waters-

...STORM WARNING TUESDAY...

.TODAY...NW wind 20 kt. Seas 7 ft.
.TONIGHT...Variable wind 10 kt becoming SE 25 kt after midnight.
Seas 6 ft.
.TUE...SE wind 30 kt increasing to 50 kt in the afternoon.
Seas 12 ft building to 20 ft in the afternoon. Rain and snow.
.TUE NIGHT...S wind 30 kt. Seas 19 ft.
.WED...E wind 25 kt. Seas 17 ft.

Kuskokwim Delta and Etolin Strait-

...GALE WARNING TUESDAY...

.TODAY...W wind 15 kt. Seas 4 ft.
.TONIGHT...SW wind 20 kt. Seas 5 ft.
.TUE...S wind 20 kt becoming SE 40 kt in the afternoon.
Seas 5 ft building to 10 ft in the afternoon. Rain.
.TUE NIGHT...S wind 45 kt. Seas 16 ft.
.WED...SE wind 30 kt. Seas 11 ft.

North and West of Nunivak Island-

...GALE WARNING TUESDAY...

.TODAY...Variable wind 10 kt. Seas 5 ft.
.TONIGHT...Variable wind 10 kt. Seas 4 ft.
.TUE...E wind 20 kt increasing to 35 kt in the afternoon.
Seas 3 ft building to 7 ft in the afternoon.
.TUE NIGHT...E wind 45 kt. Seas 14 ft.
.WED...SE wind 20 kt. Seas 10 ft.

Saint Matthew Island Waters-

...STORM WARNING TUESDAY...

.TODAY...N wind 20 kt diminishing to 10 kt in the afternoon.
Seas 8 ft.
.TONIGHT...E of Saint Matthew Island, E wind 15 kt. W of Saint
Matthew Island, E wind 20 kt increasing to 40 kt after midnight.
Seas 7 ft.
.TUE...E of Saint Matthew Island, E wind 30 kt increasing to 40 kt
in the afternoon. W of Saint Matthew Island, E wind 50 kt.
Seas 14 ft building to 21 ft in the afternoon.
.TUE NIGHT...NE wind 50 kt. Seas 26 ft.
.WED...NE wind 45 kt. Seas 26 ft.

$$



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