Offshore Forecast
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406
FZAK63 PAFC 232258
OFFN12


Coastal Waters Forecast
National Weather Service Anchorage Alaska
258 PM AKDT Wed Aug 23 2017

Coastal Waters Forecast for the Northern Gulf of Alaska Coast
up to 100 nm out including Kodiak Island and Cook Inlet.

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.

Cape Suckling to Cape Cleare-

...GALE WARNING THURSDAY AND THURSDAY NIGHT...

.TONIGHT...SE wind 15 kt increasing to 25 kt after midnight.
Seas 6 ft. Rain showers.
.THU...SE wind 25 kt increasing to 35 kt in the afternoon.
Seas 11 ft. Rain.
.THU NIGHT...SE wind 30 kt becoming S 15 kt by midnight.
Near the coast, E wind 40 kt diminishing to 30 kt toward
morning. Seas 11 ft. Rain.
.FRI...SE wind 25 kt. Seas 8 ft.

Cape Cleare to Gore Point-

...SMALL CRAFT ADVISORY THROUGH THURSDAY...

.TONIGHT...SE wind 15 kt increasing to 25 kt toward morning.
Seas 6 ft. Rain showers.
.THU...E wind 25 kt. Seas 8 ft. Rain.
.THU NIGHT...E wind 15 kt. Seas 7 ft. Rain.
.FRI...E wind 15 kt. Seas 7 ft.

Resurrection Bay-

.TONIGHT...S wind 10 kt. Seas 2 ft. Rain showers.
.THU...Variable wind less than 10 kt becoming N 10 kt in the
afternoon. Seas 2 ft. Higher winds and S of Caines Head. Rain.
.THU NIGHT...N wind less than 10 kt. Seas 2 ft. Higher S of
Caines Head. Rain.
.FRI...Variable wind less than 10 kt. Seas 2 ft.

Prince William Sound-

...SMALL CRAFT ADVISORY THURSDAY AND THURSDAY NIGHT...

.TONIGHT...SE wind 20 kt. Seas 4 ft. Widespread rain showers.
.THU...E wind increasing to 30 kt. Gusts to 40 kt near Hinchinbrook
Entrance late. Seas 4 ft building to 7 ft in the afternoon. Rain.
.THU NIGHT...E wind 30 kt. Gusts to 45 kt near Hinchinbrook Entrance
in the evening. Seas 7 ft. Rain.
.FRI...E wind 25 kt. Seas 4 ft.

Port Valdez-

.TONIGHT...Variable wind less than 10 kt. Seas 2 ft.
Widespread rain showers.
.THU...Variable wind less than 10 kt. Seas 2 ft. Rain.
.THU NIGHT...NE wind 10 kt. Seas 2 ft. Rain.
.FRI...Variable wind less than 10 kt. Seas 2 ft.

Valdez Narrows-

.TONIGHT...Variable wind 10 kt becoming NE by midnight.
Seas 2 ft. Widespread rain showers.
.THU THROUGH FRI...NE wind 15 kt. Seas 3 ft. Rain.

Valdez Arm-

.TONIGHT...SE wind 15 kt becoming NE late. Seas 3 ft.
Widespread rain showers.
.THU THROUGH FRI...NE wind 15 kt. Seas 3 ft. Rain.

Passage Canal-

...SMALL CRAFT ADVISORY THURSDAY...

.TONIGHT...E wind 10 kt increasing to 15 kt after midnight.
Seas 2 ft. Widespread rain showers.
.THU...E wind increasing to 25 kt. Seas 4 ft. Rain.
.THU NIGHT...E wind 20 kt. Seas 3 ft. Rain.
.FRI...E wind 10 kt. Seas 2 ft.

West of Barren Islands including Kamishak Bay-

...SMALL CRAFT ADVISORY THROUGH THURSDAY NIGHT...

.TONIGHT...SE wind 20 kt becoming E 30 kt after midnight.
Seas 8 ft. Rain.
.THU...NE wind 25 kt. Seas 9 ft. Rain.
.THU NIGHT...NE wind 25 kt. Seas 9 ft. Widespread rain showers.
.FRI...NE wind 30 kt. Seas 10 ft.

Barren Islands East-

...SMALL CRAFT ADVISORY THROUGH THURSDAY...

.TONIGHT...SE wind 20 kt increasing to 30 kt by midnight.
Seas 6 ft. Rain.
.THU...E wind 25 kt becoming S 15 kt in the afternoon. Seas 7 ft.
Rain.
.THU NIGHT...S wind 15 kt. Seas 7 ft. Widespread rain showers.
.FRI...SW wind 15 kt. Seas 7 ft.

Marmot Island to Sitkinak-

...SMALL CRAFT ADVISORY THROUGH THURSDAY NIGHT...

.TONIGHT...S wind 25 kt. Seas 7 ft. Rain.
.THU...SW wind 25 kt. Seas 9 ft.
.THU NIGHT...SW wind 25 kt. Seas 10 ft.
.FRI...SW wind 25 kt. Seas 9 ft.

Chiniak Bay-

.TONIGHT...SE wind 20 kt becoming S 10 kt late. Seas 4 ft
subsiding to 2 ft after midnight. Rain.
.THU...SW wind 10 kt in the morning becoming variable less
than 10 kt. Seas 2 ft.
.THU NIGHT...S wind 10 kt in the evening becoming variable
less than 10 kt. Seas 2 ft. Widespread rain showers.
.FRI...SW wind 10 kt. Seas 2 ft.

Marmot Bay-

.TONIGHT...SE wind 20 kt diminishing to 10 kt late.
Seas 6 ft subsiding to 3 ft after midnight. Rain.
.THU...Variable wind less than 10 kt. Seas 2 ft. Rain.
.THU NIGHT...Variable wind less than 10 kt becoming SW 10 kt
after midnight. Seas 2 ft. Widespread rain showers.
.FRI...W wind 15 kt. Seas 2 ft.

Shelikof Strait-

.TONIGHT...Variable wind to 15 kt. Seas 3 ft. Rain.
.THU...SW wind 15 kt. Seas 4 ft. Rain.
.THU NIGHT...Variable wind 10 kt becoming SW 15 kt after midnight.
Seas 3 ft. Widespread rain showers.
.FRI...SW wind 15 kt. Seas 4 ft.

Cook Inlet Kalgin Island to Point Bede-

...SMALL CRAFT ADVISORY THURSDAY AND THURSDAY NIGHT...

.TONIGHT...SE wind 15 kt becoming NE 20 kt after midnight.
Seas 3 ft building to 5 ft after midnight. Rain.
.THU...NE wind 30 kt. Seas 9 ft. Rain.
.THU NIGHT...N wind 30 kt. Seas 9 ft. Widespread rain showers.
.FRI...N wind 25 kt. Seas 8 ft.

Cook Inlet North of Kalgin Island-

.TONIGHT...Variable wind less than 10 kt becoming NE 10 kt
after midnight. Seas 2 ft. Rain.
.THU...NE wind increasing to 20 kt. Seas building to 5 ft.
Rain.
.THU NIGHT...NE wind 20 kt. Seas 6 ft. Rain showers.
.FRI...N wind 20 kt. Seas 5 ft.

Kachemak Bay-

.TONIGHT...SE wind 15 kt becoming E 10 kt after midnight.
Seas 2 ft. Widespread rain showers.
.THU...NE wind 15 kt. Seas 3 ft. Rain.
.THU NIGHT...NE wind 15 kt diminishing to 10 kt after midnight.
Seas 2 ft. Widespread rain showers.
.FRI...NE wind 15 kt. Seas 3 ft.

$$



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