Small Craft Advisory
Coastal Waters Forecast for Northwest Alaska
National Weather Service Fairbanks AK
349 PM AKDT Thu Aug 20 2026
Northwestern Alaska Coastal Waters out 100 NM
Wind forecasts reflect the predominant speed and direction
expected. Sea forecasts represent the average of the highest one-
third of the combined wind-wave and swell height.
PKZ801-211400-
Etolin Strait to Dall Point out to 15 NM-
349 PM AKDT Thu Aug 20 2026
...SMALL CRAFT ADVISORY IN EFFECT FROM FRIDAY MORNING THROUGH
FRIDAY AFTERNOON...
.TONIGHT...S winds 20 kt. Seas building to 4 ft.
.FRI...S winds 25 kt. Seas 5 ft. Rain showers.
.FRI NIGHT...NW winds 25 kt. Seas 6 ft.
.SAT...NW winds 30 kt. Seas 6 ft.
.SAT NIGHT...N winds 20 kt. Seas 5 ft.
.SUN...S winds 20 kt. Seas 3 ft.
.SUN NIGHT...S winds 30 kt. Seas 6 ft. Rain showers.
.MON...SW winds 30 kt. Seas 6 ft.
.TUE...W winds 25 kt. Seas 5 ft.
$$
Coastal Waters Forecast for Northwest Alaska
National Weather Service Fairbanks AK
349 PM AKDT Thu Aug 20 2026
Northwestern Alaska Coastal Waters out 100 NM
Wind forecasts reflect the predominant speed and direction
expected. Sea forecasts represent the average of the highest one-
third of the combined wind-wave and swell height.
PKZ816-211400-
South Side of Saint Lawrence Island out to 15 NM-
349 PM AKDT Thu Aug 20 2026
...SMALL CRAFT ADVISORY IN EFFECT FRIDAY AFTERNOON...
.TONIGHT...S winds 15 kt. Seas building to 5 ft. Rain showers.
.FRI...N winds 25 kt. Seas 6 ft.
.FRI NIGHT...N winds 25 kt. Seas 7 ft.
.SAT...N winds 20 kt. Seas 5 ft.
.SAT NIGHT...W winds 10 kt. Seas 3 ft.
.SUN...S winds 25 kt. Seas 5 ft.
.SUN NIGHT...S winds 30 kt. Seas 10 ft. Rain showers.
.MON...SW winds 20 kt. Seas 10 ft.
.TUE...SW winds 15 kt. Seas 5 ft.
$$
Coastal Waters Forecast for Northwest Alaska
National Weather Service Fairbanks AK
349 PM AKDT Thu Aug 20 2026
Northwestern Alaska Coastal Waters out 100 NM
Wind forecasts reflect the predominant speed and direction
expected. Sea forecasts represent the average of the highest one-
third of the combined wind-wave and swell height.
PKZ817-211400-
North Side of Saint Lawrence Island out to 15 NM-
349 PM AKDT Thu Aug 20 2026
...SMALL CRAFT ADVISORY IN EFFECT FRIDAY AFTERNOON...
.TONIGHT...S winds 15 kt. Seas building to 4 ft. Rain showers.
.FRI...N winds 25 kt. Seas 6 ft.
.FRI NIGHT...N winds 25 kt. Seas 11 ft.
.SAT...N winds 25 kt. Seas 9 ft.
.SAT NIGHT...W winds 10 kt. Seas 5 ft.
.SUN...S winds 20 kt. Seas 4 ft. Rain showers.
.SUN NIGHT...SE winds 30 kt. Seas 8 ft. Rain showers.
.MON...SW winds 25 kt. Seas 9 ft.
.TUE...W winds 20 kt. Seas 5 ft.
$$
Coastal Waters Forecast for Northwest Alaska
National Weather Service Fairbanks AK
349 PM AKDT Thu Aug 20 2026
Northwestern Alaska Coastal Waters out 100 NM
Wind forecasts reflect the predominant speed and direction
expected. Sea forecasts represent the average of the highest one-
third of the combined wind-wave and swell height.
PKZ850-211400-
Etolin Strait to Kwemeluk Pass from 15 to 90 NM-
349 PM AKDT Thu Aug 20 2026
...SMALL CRAFT ADVISORY IN EFFECT FROM FRIDAY MORNING THROUGH
FRIDAY AFTERNOON...
.TONIGHT...S winds 20 kt. Seas building to 5 ft. Rain showers.
.FRI...S winds 25 kt. Seas 6 ft. Rain showers.
.FRI NIGHT...NW winds 25 kt. Seas 10 ft.
.SAT...N winds 25 kt. Seas 10 ft.
.SAT NIGHT...N winds 15 kt. Seas 7 ft.
.SUN...S winds 20 kt. Seas 4 ft.
.SUN NIGHT...S winds 30 kt. Seas 10 ft. Rain showers.
.MON...SW winds 25 kt. Seas 10 ft.
.TUE...SW winds 20 kt. Seas 6 ft.
$$
Coastal Waters Forecast for Northwest Alaska
National Weather Service Fairbanks AK
349 PM AKDT Thu Aug 20 2026
Northwestern Alaska Coastal Waters out 100 NM
Wind forecasts reflect the predominant speed and direction
expected. Sea forecasts represent the average of the highest one-
third of the combined wind-wave and swell height.
PKZ851-211400-
Southwest of Saint Lawrence Island from 15 to 100 NM-
349 PM AKDT Thu Aug 20 2026
...SMALL CRAFT ADVISORY IN EFFECT FRIDAY AFTERNOON...
.TONIGHT...S winds 15 kt. Seas building to 5 ft. Rain showers.
.FRI...N winds 25 kt. Seas 6 ft.
.FRI NIGHT...N winds 25 kt. Seas 7 ft.
.SAT...N winds 20 kt. Seas 6 ft.
.SAT NIGHT...S winds 15 kt. Seas 4 ft.
.SUN...SE winds 25 kt. Seas 6 ft. Rain showers.
.SUN NIGHT...S winds 30 kt. Seas 11 ft. Rain showers.
.MON...SW winds 20 kt. Seas 10 ft.
.TUE...W winds 15 kt. Seas 6 ft.
$$
Coastal Waters Forecast for Northwest Alaska
National Weather Service Fairbanks AK
349 PM AKDT Thu Aug 20 2026
Northwestern Alaska Coastal Waters out 100 NM
Wind forecasts reflect the predominant speed and direction
expected. Sea forecasts represent the average of the highest one-
third of the combined wind-wave and swell height.
PKZ854-211400-
Sledge Island to Wales greater than 15 NM-
349 PM AKDT Thu Aug 20 2026
...SMALL CRAFT ADVISORY IN EFFECT FROM FRIDAY MORNING THROUGH
FRIDAY AFTERNOON...
.TONIGHT...S winds 15 kt. Seas building to 4 ft.
.FRI...N winds 25 kt. Seas 7 ft. Rain showers.
.FRI NIGHT...N winds 30 kt. Seas 11 ft.
.SAT...N winds 30 kt. Seas 10 ft.
.SAT NIGHT...W winds 10 kt. Seas 6 ft.
.SUN...S winds 20 kt. Seas 3 ft.
.SUN NIGHT...SE winds 30 kt. Seas 7 ft. Rain showers.
.MON...S winds 25 kt. Seas 9 ft.
.TUE...SW winds 20 kt. Seas 5 ft.
$$
Coastal Waters Forecast for Northwest Alaska
National Weather Service Fairbanks AK
349 PM AKDT Thu Aug 20 2026
Northwestern Alaska Coastal Waters out 100 NM
Wind forecasts reflect the predominant speed and direction
expected. Sea forecasts represent the average of the highest one-
third of the combined wind-wave and swell height.
PKZ856-211400-
Wales to Cape Thompson greater than 15 NM-
349 PM AKDT Thu Aug 20 2026
...SMALL CRAFT ADVISORY IN EFFECT FRIDAY AFTERNOON...
.TONIGHT...S winds 15 kt. Seas 3 ft.
.FRI...N winds 25 kt. Seas 4 ft. Rain showers.
.FRI NIGHT...N winds 25 kt. Seas 10 ft.
.SAT...N winds 30 kt. Seas 8 ft.
.SAT NIGHT...SW winds 15 kt. Seas 6 ft.
.SUN...S winds 15 kt. Seas 4 ft.
.SUN NIGHT...SE winds 20 kt. Seas 7 ft. Rain showers.
.MON...S winds 30 kt. Seas 9 ft.
.TUE...W winds 20 kt. Seas 8 ft.
$$
Aug 26
Coastal Waters Forecast for Southeast Alaska
National Weather Service Juneau AK
345 PM AKDT Thu Aug 20 2026
Southeast Alaska Coastal Waters from Dixon Entrance to
Cape Suckling out 100 NM
Wind forecasts reflect the predominant speed and direction
expected. Seas forecasts represent the average of the highest
one-third of the combined windwave and swell height.
PKZ652-211700-
Icy Cape to Cape Suckling out to 15 NM-
345 PM AKDT Thu Aug 20 2026
...SMALL CRAFT ADVISORY THROUGH THIS EVENING...
.TONIGHT...SE wind 25 kt diminishing to 10 kt late. Seas 6 ft.
Showers.
.FRI...SE wind 10 kt in the morning becoming light. Seas 4 ft.
Showers.
.FRI NIGHT...Light winds. Seas 4 ft.
.SAT...E wind 10 kt. Seas 4 ft.
.SAT NIGHT...E wind 15 kt. Seas 4 ft.
.SUN...NE wind 15 kt. Seas 4 ft.
.MON...NE wind 10 kt. Seas 4 ft.
.TUE...NE wind 10 kt. Seas 4 ft.
$$
URGENT - MARINE WEATHER MESSAGE
National Weather Service Juneau AK
334 PM AKDT Thu Aug 20 2026
PKZ652-210300-
/O.CON.PAJK.SC.Y.0267.000000T0000Z-260821T0300Z/
Icy Cape to Cape Suckling out to 15 NM-
334 PM AKDT Thu Aug 20 2026
...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 7 PM AKDT THIS
EVENING...
* WHAT...Southeast winds 15 to 25 kt and seas 6 to 8 ft.
* WHERE...Icy Cape to Cape Suckling out to 15 NM.
* WHEN...Until 7 PM AKDT this evening.
* IMPACTS...Conditions will be hazardous to small craft.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.
&&
$$
Coastal Waters Forecast
National Weather Service Anchorage Alaska
251 PM AKDT Thu Aug 20 2026
Coastal Waters Forecast for Southwest Alaska+Bristol Bay+The
Alaska Peninsula Waters and the Aleutian Islands up to 100 nm out.
Wind forecasts reflect the predominant speed and direction
expected. Sea forecasts represent an average of the highest
one-third of the combined wind wave and swell height.
PKZ750-211200-
Sitkinak to Castle Cape out to 15 NM-
251 PM AKDT Thu Aug 20 2026
...SMALL CRAFT ADVISORY FRIDAY NIGHT...
.TONIGHT...Variable wind 10 kt. Seas 3 ft.
.FRI...SW wind 15 kt. Seas 3 ft.
.FRI NIGHT...SW wind 25 kt. Seas 5 ft. Rain.
.SAT AND SAT NIGHT...NW wind 25 kt. Seas 5 ft.
.SUN...NW wind 20 kt. Seas 5 ft.
.MON...Variable wind 10 kt. Seas 3 ft.
.TUE...W wind 15 kt. Seas 4 ft.
$$
Coastal Waters Forecast
National Weather Service Anchorage Alaska
251 PM AKDT Thu Aug 20 2026
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.
PKZ751-211200-
Sitkinak to Castle Cape from 15 to 100 NM-
251 PM AKDT Thu Aug 20 2026
...SMALL CRAFT ADVISORY FRIDAY NIGHT...
.TONIGHT...W wind 15 kt. Seas 4 ft.
.FRI...SW wind 15 kt. Seas 4 ft.
.FRI NIGHT...SW wind 25 kt. Seas 7 ft. Rain.
.SAT AND SAT NIGHT...NW wind 25 kt. Seas 7 ft.
.SUN...NW wind 25 kt. Seas 7 ft.
.MON THROUGH TUE...W wind 15 kt. Seas 5 ft.
$$
Coastal Waters Forecast
National Weather Service Anchorage Alaska
251 PM AKDT Thu Aug 20 2026
Coastal Waters Forecast for Southwest Alaska+Bristol Bay+The
Alaska Peninsula Waters and the Aleutian Islands up to 100 nm out.
Wind forecasts reflect the predominant speed and direction
expected. Sea forecasts represent an average of the highest
one-third of the combined wind wave and swell height.
PKZ753-211200-
Castle Cape to Cape Tolstoi from 15 to 100 NM-
251 PM AKDT Thu Aug 20 2026
...SMALL CRAFT ADVISORY FRIDAY NIGHT...
.TONIGHT...W wind 15 kt. Seas 4 ft.
.FRI...Variable wind 10 kt becoming SW 20 kt in the afternoon.
Seas 4 ft.
.FRI NIGHT...SW wind 25 kt. Seas 7 ft. Rain.
.SAT AND SAT NIGHT...NW wind 20 kt. Seas 7 ft.
.SUN THROUGH TUE...W wind 15 kt. Seas 6 ft.
$$
Coastal Waters Forecast
National Weather Service Anchorage Alaska
251 PM AKDT Thu Aug 20 2026
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.
PKZ754-211200-
Cape Tolstoi to Cape Sarichef out to 15 NM-
251 PM AKDT Thu Aug 20 2026
...SMALL CRAFT ADVISORY FRIDAY...
.TONIGHT...Variable wind 10 kt. Seas 3 ft.
.FRI...SW wind 15 kt increasing to 25 kt in the afternoon.
Seas 5 ft. Rain.
.FRI NIGHT...SW wind 20 kt. Seas 5 ft.
.SAT AND SAT NIGHT...NW wind 20 kt. Seas 4 ft.
.SUN...Variable wind 10 kt. Seas 3 ft.
.MON...SW wind 15 kt. Seas 5 ft.
.TUE...Variable wind 10 kt. Seas 6 ft.
$$
Coastal Waters Forecast
National Weather Service Anchorage Alaska
251 PM AKDT Thu Aug 20 2026
Coastal Waters Forecast for Southwest Alaska+Bristol Bay+The
Alaska Peninsula Waters and the Aleutian Islands up to 100 nm out.
Wind forecasts reflect the predominant speed and direction
expected. Sea forecasts represent an average of the highest
one-third of the combined wind wave and swell height.
PKZ755-211200-
Cape Tolstoi to Unalga Pass from 15 to 100 NM-
251 PM AKDT Thu Aug 20 2026
...SMALL CRAFT ADVISORY FRIDAY AND FRIDAY NIGHT...
.TONIGHT...W wind 15 kt. Seas 4 ft.
.FRI...SW wind 25 kt. Seas 6 ft.
.FRI NIGHT...SW wind 25 kt. Seas 7 ft.
.SAT AND SAT NIGHT...NW wind 20 kt. Seas 6 ft.
.SUN THROUGH TUE...W wind 15 kt. Seas 6 ft.
$$
Coastal Waters Forecast
National Weather Service Anchorage Alaska
251 PM AKDT Thu Aug 20 2026
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.
PKZ759-211200-
Nelson Lagoon to Unalga Pass 15 to 70 nm-
251 PM AKDT Thu Aug 20 2026
...SMALL CRAFT ADVISORY FRIDAY...
.TONIGHT...W wind 15 kt. Seas 3 ft.
.FRI...S wind 25 kt. Seas 7 ft. Rain.
.FRI NIGHT...W wind 20 kt. Seas 7 ft.
.SAT...NW wind 20 kt. Seas 6 ft.
.SAT NIGHT...NW wind 15 kt. Seas 6 ft.
.SUN THROUGH MON...SW wind 20 kt. Seas 6 ft.
.TUE...W wind 15 kt. Seas 6 ft.
$$
Coastal Waters Forecast
National Weather Service Anchorage Alaska
251 PM AKDT Thu Aug 20 2026
Coastal Waters Forecast for Southwest Alaska+Bristol Bay+The
Alaska Peninsula Waters and the Aleutian Islands up to 100 nm out.
Wind forecasts reflect the predominant speed and direction
expected. Sea forecasts represent an average of the highest
one-third of the combined wind wave and swell height.
PKZ763-211200-
Kuskokwim Delta and Etolin Strait out to 15 NM-
251 PM AKDT Thu Aug 20 2026
...SMALL CRAFT ADVISORY FRIDAY AND FRIDAY NIGHT...
.TONIGHT...SW wind 15 kt. Seas 2 ft.
.FRI...S wind 30 kt. Seas 5 ft. Rain.
.FRI NIGHT...SW wind 25 kt. Seas 5 ft.
.SAT...NW wind 25 kt. Seas 5 ft.
.SAT NIGHT...N wind 20 kt. Seas 4 ft.
.SUN THROUGH MON...SW wind 30 kt. Seas 6 ft.
.TUE...SW wind 20 kt. Seas 6 ft.
$$
Coastal Waters Forecast
National Weather Service Anchorage Alaska
251 PM AKDT Thu Aug 20 2026
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.
PKZ764-211200-
Kuskokwim Delta from 15 to 80 NM-
251 PM AKDT Thu Aug 20 2026
...SMALL CRAFT ADVISORY FRIDAY AND FRIDAY NIGHT...
.TONIGHT...SW wind 20 kt. Seas 3 ft.
.FRI...S wind 30 kt. Seas 7 ft. Rain.
.FRI NIGHT...SW wind 25 kt. Seas 7 ft.
.SAT...NW wind 25 kt. Seas 7 ft.
.SAT NIGHT...NW wind 20 kt. Seas 7 ft.
.SUN THROUGH MON...SW wind 25 kt. Seas 9 ft.
.TUE...W wind 20 kt. Seas 6 ft.
$$
Coastal Waters Forecast
National Weather Service Anchorage Alaska
251 PM AKDT Thu Aug 20 2026
Coastal Waters Forecast for Southwest Alaska+Bristol Bay+The
Alaska Peninsula Waters and the Aleutian Islands up to 100 nm out.
Wind forecasts reflect the predominant speed and direction
expected. Sea forecasts represent an average of the highest
one-third of the combined wind wave and swell height.
PKZ765-211200-
North and West of Nunivak Island-
251 PM AKDT Thu Aug 20 2026
...SMALL CRAFT ADVISORY FRIDAY AND FRIDAY NIGHT...
.TONIGHT...SW wind 20 kt. Seas 4 ft. Rain.
.FRI...S wind 25 kt. Seas 7 ft. Rain.
.FRI NIGHT...NW wind 25 kt. Seas 8 ft.
.SAT...NW wind 25 kt. Seas 8 ft.
.SAT NIGHT...NE wind 15 kt. Seas 6 ft.
.SUN...S wind 30 kt. Seas 10 ft.
.MON...SW wind 25 kt. Seas 10 ft.
.TUE...SW wind 20 kt. Seas 7 ft.
$$
Coastal Waters Forecast
National Weather Service Anchorage Alaska
251 PM AKDT Thu Aug 20 2026
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.
PKZ766-211200-
Pribilof Islands Nearshore Waters-
251 PM AKDT Thu Aug 20 2026
...SMALL CRAFT ADVISORY THROUGH FRIDAY...
.TONIGHT...SW wind 15 kt becoming S 25 kt after midnight.
Seas 3 ft building to 6 ft after midnight. Rain.
.FRI...SW wind 25 kt. Seas 7 ft. Rain.
.FRI NIGHT...NW wind 20 kt. Seas 6 ft.
.SAT...NW wind 15 kt. Seas 6 ft.
.SAT NIGHT...S wind 15 kt. Seas 5 ft.
.SUN...S wind 30 kt. Seas 9 ft.
.MON...SW wind 25 kt. Seas 9 ft.
.TUE...SW wind 15 kt. Seas 7 ft.
$$
Coastal Waters Forecast
National Weather Service Anchorage Alaska
251 PM AKDT Thu Aug 20 2026
Coastal Waters Forecast for Southwest Alaska+Bristol Bay+The
Alaska Peninsula Waters and the Aleutian Islands up to 100 nm out.
Wind forecasts reflect the predominant speed and direction
expected. Sea forecasts represent an average of the highest
one-third of the combined wind wave and swell height.
PKZ767-211200-
Saint Matthew Island Waters-
251 PM AKDT Thu Aug 20 2026
...SMALL CRAFT ADVISORY TONIGHT...
.TONIGHT...SW wind 25 kt. Seas 5 ft. Rain.
.FRI...NW wind 20 kt. Seas 6 ft.
.FRI NIGHT...NW wind 20 kt. Seas 7 ft.
.SAT...N wind 20 kt. Seas 6 ft.
.SAT NIGHT...S wind 30 kt. Seas 7 ft.
.SUN...S wind 30 kt. Seas 10 ft.
.MON...SW wind 25 kt. Seas 10 ft.
.TUE...SW wind 20 kt. Seas 7 ft.
$$
Coastal Waters Forecast
National Weather Service Anchorage Alaska
251 PM AKDT Thu Aug 20 2026
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.
PKZ768-211200-
Unimak Pass-
251 PM AKDT Thu Aug 20 2026
...SMALL CRAFT ADVISORY FRIDAY AND FRIDAY NIGHT...
.TONIGHT...W wind 15 kt. Seas 3 ft.
.FRI...S wind 25 kt. Seas 7 ft.
.FRI NIGHT...W wind 25 kt. Seas 6 ft.
.SAT AND SAT NIGHT...N wind 20 kt. Seas 5 ft.
.SUN THROUGH MON...SW wind 15 kt. Seas 5 ft.
.TUE...Variable wind 10 kt. Seas 7 ft.
$$
Coastal Waters Forecast
National Weather Service Anchorage Alaska
251 PM AKDT Thu Aug 20 2026
Coastal Waters Forecast for Southwest Alaska+Bristol Bay+The
Alaska Peninsula Waters and the Aleutian Islands up to 100 nm out.
Wind forecasts reflect the predominant speed and direction
expected. Sea forecasts represent an average of the highest
one-third of the combined wind wave and swell height.
PKZ770-211200-
Unalga Pass to Nikolski Bering Side out to 15 NM-
251 PM AKDT Thu Aug 20 2026
...SMALL CRAFT ADVISORY FRIDAY...
.TONIGHT...W wind 15 kt. Seas 2 ft.
.FRI...SW wind 25 kt. Seas 5 ft. Rain.
.FRI NIGHT...W wind 20 kt. Seas 5 ft.
.SAT...N wind 15 kt. Seas 4 ft.
.SAT NIGHT...Variable wind 10 kt. Seas 4 ft.
.SUN THROUGH MON...SW wind 20 kt. Seas 5 ft.
.TUE...SW wind 15 kt. Seas 5 ft.
$$
Coastal Waters Forecast
National Weather Service Anchorage Alaska
251 PM AKDT Thu Aug 20 2026
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.
PKZ772-211200-
Unalga Pass to Nikolski Bering Side from 15 to 85 NM-
251 PM AKDT Thu Aug 20 2026
...SMALL CRAFT ADVISORY FRIDAY...
.TONIGHT...SW wind 20 kt. Seas 4 ft.
.FRI...S wind 25 kt. Seas 7 ft. Rain.
.FRI NIGHT...W wind 20 kt. Seas 7 ft.
.SAT...N wind 15 kt. Seas 5 ft.
.SAT NIGHT...Variable wind 10 kt. Seas 4 ft.
.SUN THROUGH MON...SW wind 20 kt. Seas 6 ft.
.TUE...SW wind 15 kt. Seas 6 ft.
$$
Coastal Waters Forecast
National Weather Service Anchorage Alaska
251 PM AKDT Thu Aug 20 2026
Coastal Waters Forecast for Southwest Alaska+Bristol Bay+The
Alaska Peninsula Waters and the Aleutian Islands up to 100 nm out.
Wind forecasts reflect the predominant speed and direction
expected. Sea forecasts represent an average of the highest
one-third of the combined wind wave and swell height.
PKZ773-211200-
Unalga Pass to Nikolski Pacific Side out to 15 NM-
251 PM AKDT Thu Aug 20 2026
...SMALL CRAFT ADVISORY FRIDAY...
.TONIGHT...SW wind 15 kt. Seas 3 ft.
.FRI...SW wind 25 kt. Seas 5 ft. Rain.
.FRI NIGHT...W wind 20 kt. Seas 5 ft.
.SAT...NW wind 15 kt. Seas 4 ft.
.SAT NIGHT...Variable wind 10 kt. Seas 3 ft.
.SUN...SW wind 15 kt. Seas 4 ft.
.MON...SW wind 20 kt. Seas 6 ft.
.TUE...W wind 15 kt. Seas 7 ft.
$$
Coastal Waters Forecast
National Weather Service Anchorage Alaska
251 PM AKDT Thu Aug 20 2026
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.
PKZ774-211200-
Unalga Pass to Nikolski Pacific Side from 15 to 85 NM-
251 PM AKDT Thu Aug 20 2026
...SMALL CRAFT ADVISORY FRIDAY AND FRIDAY NIGHT...
.TONIGHT...W wind 15 kt. Seas 3 ft.
.FRI...SW wind 25 kt. Seas 6 ft.
.FRI NIGHT...W wind 25 kt. Seas 6 ft.
.SAT AND SAT NIGHT...NW wind 15 kt. Seas 5 ft.
.SUN THROUGH TUE...W wind 15 kt. Seas 6 ft.
$$
Coastal Waters Forecast
National Weather Service Anchorage Alaska
251 PM AKDT Thu Aug 20 2026
Coastal Waters Forecast for Southwest Alaska+Bristol Bay+The
Alaska Peninsula Waters and the Aleutian Islands up to 100 nm out.
Wind forecasts reflect the predominant speed and direction
expected. Sea forecasts represent an average of the highest
one-third of the combined wind wave and swell height.
PKZ776-211200-
Nikolski to Seguam Bering Side from 15 to 85 NM-
251 PM AKDT Thu Aug 20 2026
...SMALL CRAFT ADVISORY THROUGH FRIDAY...
.TONIGHT...SW wind 25 kt. Seas 5 ft. Patchy fog.
.FRI...SW wind 25 kt. Seas 8 ft.
.FRI NIGHT...W wind 20 kt. Seas 7 ft.
.SAT...Variable wind 10 kt. Seas 5 ft.
.SAT NIGHT...S wind 15 kt. Seas 4 ft.
.SUN THROUGH MON...SW wind 20 kt. Seas 8 ft.
.TUE...SW wind 15 kt. Seas 6 ft.
$$
Coastal Waters Forecast
National Weather Service Anchorage Alaska
251 PM AKDT Thu Aug 20 2026
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.
PKZ780-211200-
Seguam to Adak Bering Side out to 15 NM-
251 PM AKDT Thu Aug 20 2026
...SMALL CRAFT ADVISORY FRIDAY...
.TONIGHT...SW wind 20 kt. Seas 3 ft. Patchy fog.
.FRI...W wind 25 kt. Seas 6 ft.
.FRI NIGHT...W wind 20 kt. Seas 6 ft.
.SAT...Variable wind 10 kt. Seas 5 ft.
.SAT NIGHT...SW wind 20 kt. Seas 4 ft.
.SUN...SW wind 25 kt. Seas 5 ft.
.MON...SW wind 20 kt. Seas 5 ft.
.TUE...SW wind 15 kt. Seas 4 ft.
$$
Coastal Waters Forecast
National Weather Service Anchorage Alaska
251 PM AKDT Thu Aug 20 2026
Coastal Waters Forecast for Southwest Alaska+Bristol Bay+The
Alaska Peninsula Waters and the Aleutian Islands up to 100 nm out.
Wind forecasts reflect the predominant speed and direction
expected. Sea forecasts represent an average of the highest
one-third of the combined wind wave and swell height.
PKZ781-211200-
Seguam to Adak Bering Side from 15 to 85 NM-
251 PM AKDT Thu Aug 20 2026
...SMALL CRAFT ADVISORY THROUGH FRIDAY...
.TONIGHT...SW wind 25 kt. Seas 6 ft. Patchy fog.
.FRI...W wind 25 kt. Seas 8 ft.
.FRI NIGHT...W wind 20 kt. Seas 7 ft.
.SAT...Variable wind 10 kt. Seas 5 ft.
.SAT NIGHT...S wind 25 kt. Seas 5 ft.
.SUN...SW wind 25 kt. Seas 8 ft.
.MON...SW wind 20 kt. Seas 7 ft.
.TUE...SW wind 15 kt. Seas 4 ft.
$$
Coastal Waters Forecast
National Weather Service Anchorage Alaska
251 PM AKDT Thu Aug 20 2026
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.
PKZ782-211200-
Seguam to Adak Pacific Side out to 15 NM-
251 PM AKDT Thu Aug 20 2026
...SMALL CRAFT ADVISORY FRIDAY...
.TONIGHT...SW wind 20 kt. Seas 5 ft. Patchy fog.
.FRI...W wind 25 kt. Seas 5 ft.
.FRI NIGHT...W wind 20 kt. Seas 5 ft.
.SAT...Variable wind 10 kt. Seas 4 ft.
.SAT NIGHT...SW wind 20 kt. Seas 3 ft.
.SUN...SW wind 25 kt. Seas 7 ft.
.MON...SW wind 20 kt. Seas 7 ft.
.TUE...SW wind 15 kt. Seas 7 ft.
$$
Coastal Waters Forecast
National Weather Service Anchorage Alaska
251 PM AKDT Thu Aug 20 2026
Coastal Waters Forecast for Southwest Alaska+Bristol Bay+The
Alaska Peninsula Waters and the Aleutian Islands up to 100 nm out.
Wind forecasts reflect the predominant speed and direction
expected. Sea forecasts represent an average of the highest
one-third of the combined wind wave and swell height.
PKZ783-211200-
Seguam to Adak Pacific Side from 15 to 75 NM-
251 PM AKDT Thu Aug 20 2026
...SMALL CRAFT ADVISORY FRIDAY AND FRIDAY NIGHT...
.TONIGHT...SW wind 20 kt. Seas 5 ft. Patchy fog.
.FRI...W wind 25 kt. Seas 6 ft.
.FRI NIGHT...W wind 25 kt. Seas 7 ft.
.SAT...W wind 15 kt. Seas 5 ft.
.SAT NIGHT...SW wind 20 kt. Seas 4 ft.
.SUN...SW wind 25 kt. Seas 8 ft.
.MON...SW wind 20 kt. Seas 8 ft.
.TUE...SW wind 15 kt. Seas 7 ft.
$$
Coastal Waters Forecast
National Weather Service Anchorage Alaska
251 PM AKDT Thu Aug 20 2026
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.
PKZ784-211200-
Adak to Kiska Bering Side-
251 PM AKDT Thu Aug 20 2026
...SMALL CRAFT ADVISORY THROUGH FRIDAY NIGHT...
.TONIGHT...SW wind 25 kt. Seas 8 ft. Patchy fog.
.FRI...W wind 25 kt. Seas 9 ft.
.FRI NIGHT...W wind 20 kt. Seas 8 ft.
.SAT...S wind 20 kt. Seas 5 ft.
.SAT NIGHT...S wind 30 kt. Seas 7 ft.
.SUN...SW wind 30 kt. Seas 9 ft.
.MON...SW wind 20 kt. Seas 6 ft.
.TUE...SW wind 15 kt. Seas 5 ft.
$$
Coastal Waters Forecast
National Weather Service Anchorage Alaska
251 PM AKDT Thu Aug 20 2026
Coastal Waters Forecast for Southwest Alaska+Bristol Bay+The
Alaska Peninsula Waters and the Aleutian Islands up to 100 nm out.
Wind forecasts reflect the predominant speed and direction
expected. Sea forecasts represent an average of the highest
one-third of the combined wind wave and swell height.
PKZ785-211200-
Adak to Kiska Pacific Side-
251 PM AKDT Thu Aug 20 2026
...SMALL CRAFT ADVISORY THROUGH FRIDAY...
.TONIGHT...W wind 25 kt. Seas 6 ft. Patchy fog.
.FRI...W wind 25 kt. Seas 6 ft.
.FRI NIGHT...W wind 20 kt. Seas 6 ft.
.SAT...SW wind 25 kt. Seas 5 ft.
.SAT NIGHT...S wind 30 kt. Seas 9 ft.
.SUN...SW wind 30 kt. Seas 10 ft.
.MON...SW wind 20 kt. Seas 8 ft.
.TUE...S wind 15 kt. Seas 8 ft.
$$
