Offshore Forecast
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OFFN12


Coastal Waters Forecast
National Weather Service Anchorage Alaska
353 PM AKDT Fri Aug 18 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-

...SMALL CRAFT ADVISORY TONIGHT...

.TONIGHT...W wind 15 kt except E 25 kt east of Montague Island along
the Gulf Coast. Seas 6 ft. Widespread rain showers.
.SAT...W wind 15 kt except E 20 kt to the east of Montague Island
along the Gulf Coast. Seas 6 ft.
.SAT NIGHT...SE wind 15 kt. Seas 5 ft.
.SUN...NE wind 25 kt. Seas 6 ft.

Cape Cleare to Gore Point-

.TONIGHT...N wind 15 kt. Seas 4 ft.
.SAT...NW wind 15 kt. Seas 4 ft.
.SAT NIGHT...Variable wind 10 kt. Seas 4 ft.
.SUN...E wind 15 kt. Seas 4 ft.

Resurrection Bay-

.TONIGHT...Variable wind less than 10 kt. Seas 2 ft. Rain.
.SAT...Variable wind less than 10 kt becoming S 10 kt in the
afternoon. Seas 2 ft.
.SAT NIGHT...S wind 10 kt in the evening becoming variable less
than 10 kt. Seas 2 ft.
.SUN...N wind 10 kt. Seas 2 ft.

Prince William Sound-

.TONIGHT...E wind 20 kt. Seas 3 ft. Widespread rain showers.
.SAT...NE wind 10 kt. Seas 2 ft.
.SAT NIGHT...Variable wind less than 10 kt becoming NE 10 kt after
midnight. Seas 2 ft.
.SUN...E wind 20 kt. Seas 3 ft.

Port Valdez-

.TONIGHT...E wind less than 10 kt. Seas 2 ft. Widespread rain
showers.
.SAT...SW wind less than 10 kt. Seas 2 ft.
.SAT NIGHT...E wind less than 10 kt. Seas 2 ft. Rain.
.SUN...Variable wind less than 10 kt. Seas 2 ft.

Valdez Narrows-

.TONIGHT...SW wind 10 kt becoming NE 15 kt after midnight. Seas
3 ft. Widespread rain showers.
.SAT...NE wind 20 kt becoming SW 10 kt in the afternoon. Seas 3 ft.
.SAT NIGHT...SW wind 10 kt becoming NE after midnight. Seas 2 ft.
Rain.
.SUN...SW wind 10 kt. Seas 2 ft.

Valdez Arm-

.TONIGHT...Variable wind less than 10 kt becoming NE 10 kt after
midnight. Seas 2 ft. Widespread rain showers.
.SAT...NE wind 10 kt in the morning becoming SW 10 kt. Seas 2 ft.
.SAT NIGHT...NE wind 10 kt. Seas 2 ft. Rain.
.SUN...NE wind 10 kt. Seas 2 ft.

Passage Canal-

.TONIGHT...E wind 10 kt. Seas 2 ft. Widespread rain showers.
.SAT...Variable wind less than 10 kt. Seas 2 ft.
.SAT NIGHT...Variable wind less than 10 kt. Seas 2 ft. Rain.
.SUN...E wind 15 kt. Seas 2 ft.

West of Barren Islands including Kamishak Bay-

.TONIGHT...W wind 10 kt. Seas 3 ft.
.SAT...Variable wind 10 kt. Seas 2 ft.
.SAT NIGHT...Variable wind 10 kt. Seas 2 ft.
.SUN...Variable wind 10 kt. Seas 3 ft.

Barren Islands East-

.TONIGHT...Variable wind 10 kt. Seas 5 ft.
.SAT...W wind 15 kt. Seas 4 ft.
.SAT NIGHT...Variable wind 10 kt. Seas 4 ft.
.SUN...NE wind 15 kt. Seas 4 ft.

Marmot Island to Sitkinak-

.TONIGHT...W wind 20 kt. Seas 6 ft.
.SAT...W wind 10 kt. Seas 6 ft.
.SAT NIGHT...Variable wind 10 kt. Seas 4 ft.
.SUN...N wind 15 kt. Seas 6 ft.

Chiniak Bay-

.TONIGHT...Variable wind less than 10 kt. Seas 1 ft.
.SAT...Variable wind less than 10 kt. Seas 1 ft building to 3 ft
in the afternoon.
.SAT NIGHT...Variable wind less than 10 kt. Seas 2 ft.
.SUN...N wind 10 kt. Seas 2 ft.

Marmot Bay-

.TONIGHT...W wind 10 kt in the evening becoming variable less than
10 kt. Seas 2 ft.
.SAT...Variable wind less than 10 kt. Seas 3 ft.
.SAT NIGHT...Variable wind less than 10 kt. Seas 3 ft.
.SUN...N wind 10 kt. Seas 2 ft.

Shelikof Strait-

.TONIGHT...SW wind 20 kt in the evening diminishing to 10 kt. Seas 4
ft.
.SAT...Variable wind 10 kt. Seas 2 ft.
.SAT NIGHT...Variable wind 10 kt. Seas 1 ft.
.SUN...Variable wind 10 kt. Seas 3 ft.

Cook Inlet Kalgin island to Point Bede-

.TONIGHT...S wind 15 kt in the evening becoming variable less than
10 kt. Seas 3 ft.
.SAT...Variable wind less than 10 kt. Seas 2 ft.
.SAT NIGHT...SW wind 10 kt. Seas 2 ft.
.SUN...NE wind 10 kt. Seas 2 ft.

Cook Inlet North of Kalgin Island-

.TONIGHT...Variable wind less than 10 kt. Seas 2 ft. Rain.
.SAT...Variable wind less than 10 kt. Seas 2 ft.
.SAT NIGHT...SW wind 10 kt in the evening becoming variable less
than 10 kt. Seas 2 ft.
.SUN...NE wind 10 kt. Seas 2 ft.

Kachemak Bay-

.TONIGHT...S wind 10 kt in the evening becoming variable less than
10 kt. Seas 2 ft.
.SAT...Variable wind less than 10 kt. Seas 2 ft.
.SAT NIGHT...Variable wind less than 10 kt. Seas 2 ft.
.SUN...NE wind 10 kt. Seas 2 ft.

$$



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