Offshore Forecast
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000
FZAK64 PAFC 232358
OFFN13


Coastal Waters Forecast
National Weather Service Anchorage Alaska
358 PM AKDT Mon Apr 23 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-

...GALE WARNING THROUGH TUESDAY...

.TONIGHT...S wind 40 kt. Seas 13 ft building to 18 ft after
midnight. Rain.
.TUE...SW wind 40 kt diminishing to 30 kt in the afternoon. Seas
19 ft.
.TUE NIGHT...SW wind 30 kt. Seas 17 ft.
.WED...SW wind 30 kt. Seas 17 ft.

South of the AK Peninsula Castle Cape to Cape Sarichef-

...GALE WARNING THROUGH TUESDAY NIGHT...

.TONIGHT...S wind 30 kt except 40 kt from the Shumagin Islands E.
Seas 16 ft. Rain.
.TUE...SW wind 35 kt. Seas 20 ft.
.TUE NIGHT...SW wind 40 kt except SW 35 kt from the Shumagin
Islands E. Seas 21 ft.
.WED...SW wind 35 kt. Seas 21 ft.

Bristol Bay-

...GALE WARNING TONIGHT...

.TONIGHT...SE wind 35 kt. Seas 7 ft. Rain.
.TUE...SW wind 30 kt. Seas 8 ft. Rain.
.TUE NIGHT...S wind 30 kt. Seas 10 ft.
.WED...S wind 30 kt. Seas 10 ft.

Port Heiden to Cape Sarichef-

...GALE WARNING TUESDAY NIGHT...

.TONIGHT...SE wind 25 kt. Seas 7 ft.
.TUE...SW wind 30 kt. Seas 13 ft.
.TUE NIGHT...S wind 40 kt. Seas 16 ft.
.WED...SW wind 30 kt. Seas 14 ft.

Cape Sarichef to Nikolski Bering Side-

...GALE WARNING TUESDAY AND TUESDAY NIGHT...

.TONIGHT...SW wind 30 kt. Seas 13 ft.
.TUE...SW wind 40 kt. Seas 15 ft.
.TUE NIGHT...SW wind 40 kt. Seas 17 ft.
.WED...W wind 30 kt. Seas 12 ft.

Unalaska Bay-

...GALE WARNING TUESDAY NIGHT...

.TONIGHT...SW wind 15 kt increasing to 25 kt after midnight. Seas
2 ft building to 4 ft after midnight.
.TUE...SW wind 30 kt. Seas 5 ft.
.TUE NIGHT...SW wind 35 kt diminishing to 25 kt after midnight.
Seas 5 ft.
.WED...SW wind 20 kt. Seas 3 ft.

Cape Sarichef to Nikolski Pacific Side-

...GALE WARNING THROUGH TUESDAY NIGHT...

.TONIGHT...SW wind 25 kt increasing to 35 kt after midnight. Seas
12 ft building to 17 ft after midnight. Snow showers and rain
showers.
.TUE...SW wind 40 kt. Seas 22 ft.
.TUE NIGHT...SW wind 40 kt. Seas 24 ft.
.WED...SW wind 30 kt. Seas 20 ft.

Nikolski to Seguam Island Bering Side-

...GALE WARNING THROUGH TUESDAY NIGHT...

.TONIGHT...S wind 35 kt. Seas 14 ft. Snow showers and rain
showers.
.TUE...SW wind 30 kt increasing to 40 kt in the afternoon. Seas
17 ft.
.TUE NIGHT...W wind 40 kt diminishing to 30 kt after midnight.
Seas 18 ft.
.WED...W wind 30 kt. Seas 14 ft.

Nikolski to Seguam Island Pacific Side-

...GALE WARNING THROUGH TUESDAY NIGHT...

.TONIGHT...SW wind 40 kt. Seas 21 ft. Snow showers and rain
showers.
.TUE...SW wind 40 kt. Seas 24 ft.
.TUE NIGHT...SW wind 40 kt becoming W 30 kt after midnight.
Seas 24 ft.
.WED...W wind 30 kt. Seas 18 ft.

Seguam Island to Adak Bering Side-

...GALE WARNING THROUGH TUESDAY...

.TONIGHT...SW wind 35 kt. Seas 13 ft. Snow showers and rain
showers.
.TUE...SW wind 40 kt. Seas 14 ft. Rain showers and snow showers.
.TUE NIGHT...W wind 30 kt. Seas 14 ft.
.WED...W wind 30 kt. Seas 12 ft.

Seguam Island to Adak Pacific Side-

...GALE WARNING THROUGH TUESDAY NIGHT...

.TONIGHT...SW wind 40 kt. Seas 22 ft. Snow showers and rain
showers.
.TUE...W wind 45 kt. Seas 24 ft.
.TUE NIGHT...W wind 35 kt. Seas 22 ft.
.WED...W wind 25 kt. Seas 16 ft.

Adak to Kiska-

...GALE WARNING THROUGH TUESDAY...

.TONIGHT...W wind 30 kt increasing to 40 kt after midnight. Seas
15 ft Bering side...19 ft Pacific side. Snow showers and rain
showers.
.TUE...W wind 40 kt. Seas 20 ft.
.TUE NIGHT...W wind 30 kt. Seas 16 ft.
.WED...W wind 25 kt. Seas 13 ft.

Kiska to Attu-

...GALE WARNING THROUGH TUESDAY...

.TONIGHT...NW wind 40 kt. Seas 18 ft. Snow showers.
.TUE...NW wind 35 kt. Seas 19 ft.
.TUE NIGHT...NW wind 30 kt. Seas 14 ft.
.WED...W wind 25 kt. Seas 12 ft.

Pribilof Islands Near Shore Waters-

...SMALL CRAFT ADVISORY THROUGH TUESDAY NIGHT...

.TONIGHT...S wind 20 kt. Seas 11 ft. Snow showers.
.TUE...S wind 30 kt. Seas 13 ft.
.TUE NIGHT...SW wind 15 kt becoming W 25 kt after midnight.
Seas 10 ft.
.WED...W wind 20 kt. Seas 9 ft.

Kuskokwim Delta and Etolin Strait-

...GALE WARNING TUESDAY NIGHT...

.TONIGHT...SE wind 25 kt. Seas 7 ft. Widespread rain showers.
.TUE...S wind 30 kt. Seas 10 ft.
.TUE NIGHT...S wind 35 kt. Seas 13 ft.
.WED...SW wind 30 kt. Seas 13 ft.

North and West of Nunivak Island-

...SMALL CRAFT ADVISORY TONIGHT AND TUESDAY NIGHT...

.TONIGHT...SE wind 25 kt. Seas 7 ft.
.TUE...N wind 20 kt becoming S in the afternoon. Seas 6 ft.
.TUE NIGHT...S wind 30 kt. Seas 7 ft.
.WED...SW wind 25 kt. Seas 9 ft.

Saint Matthew Island Waters-

...SMALL CRAFT ADVISORY THROUGH TUESDAY NIGHT...

.TONIGHT...E of Saint Matthew Island, E wind 30 kt diminishing to
20 kt after midnight. W of Saint Matthew Island, NE wind 30 kt.
Seas 13 ft.
.TUE...N wind 20 kt E of Saint Matthew Island...NE 30 kt W of
Saint Matthew Island. Seas 10 ft.
.TUE NIGHT...NW wind 30 kt. Seas 11 ft.
.WED...W wind 30 kt. Seas 12 ft.

$$



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