Coastal Waters Forecast
Issued by NWS
Issued by NWS
371 FZAK52 PAFC 041137 CWFALU Coastal Waters Forecast National Weather Service Anchorage Alaska 337 AM AKDT Sat Oct 4 2025 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. PKZ199-050100- 337 AM AKDT Sat Oct 4 2025 .SYNOPSIS FOR SOUTHWEST ALASKA+BRISTOL BAY+THE ALASKA PENINSULA WATERS AND THE ALEUTIAN ISLANDS... A 969 mb low 150 nm W of Saint Matthew loops to 70 nm W of Gambell at 992 mb for Mon morning. A new 1000 mb low develops 70 nm S of Cold Bay Sun morning and tracks inland over southern mainland Alaska by Mon morning. A 1000 mb Sea of Okhotsk low moves to 360 nm W of Saint Matthew at 980 mb by Mon morning. Its front pushes into the western Bering Sun afternoon onward. $$ PKZ750-050100- Sitkinak to Castle Cape out to 15 NM- 337 AM AKDT Sat Oct 4 2025 ...SMALL CRAFT ADVISORY TODAY... .TODAY...S wind 25 kt. Seas 7 ft. Rain. .TONIGHT...S wind 20 kt. Seas 6 ft. .SUN...S wind 20 kt. Seas 6 ft. Rain. .SUN NIGHT...W wind 30 kt. Seas 8 ft. .MON THROUGH TUE...SW wind 30 kt. Seas 9 ft. .WED...SW wind 35 kt. Seas 11 ft. $$ PKZ751-050100- Sitkinak to Castle Cape from 15 to 100 NM- 337 AM AKDT Sat Oct 4 2025 ...GALE WARNING SUNDAY... .TODAY...S wind 25 kt. Seas 9 ft. Rain. .TONIGHT...S wind 25 kt. Seas 9 ft. .SUN...S wind 25 kt becoming SW 35 kt in the afternoon. Seas 13 ft. Rain. .SUN NIGHT...W wind 35 kt. Seas 16 ft. .MON...W wind 30 kt. Seas 14 ft. .TUE THROUGH WED...SW wind 30 kt. Seas 12 ft. $$ PKZ752-050100- Castle Cape to Cape Tolstoi out to 15 NM- 337 AM AKDT Sat Oct 4 2025 ...SMALL CRAFT ADVISORY SUNDAY... .TODAY...S wind 20 kt. Seas 6 ft. Rain. .TONIGHT...Variable wind 10 kt. Seas 5 ft. Rain. .SUN...SW wind 15 kt becoming W 30 kt in the afternoon. Seas 6 ft. Rain. .SUN NIGHT...W wind 30 kt. Seas 7 ft. .MON...W wind 25 kt. Seas 6 ft. .TUE THROUGH WED...SW wind 30 kt. Seas 7 ft. $$ PKZ753-050100- Castle Cape to Cape Tolstoi from 15 to 100 NM- 337 AM AKDT Sat Oct 4 2025 ...GALE WARNING SUNDAY... .TODAY...S wind 20 kt. Seas 9 ft. .TONIGHT...SW wind 20 kt. Seas 8 ft. .SUN...W wind 35 kt. Seas 9 ft building to 15 ft in the afternoon. Rain. .SUN NIGHT...W wind 35 kt. Seas 15 ft. .MON THROUGH TUE...SW wind 30 kt. Seas 13 ft. .WED...SW wind 35 kt. Seas 16 ft. $$ PKZ754-050100- Cape Tolstoi to Cape Sarichef out to 15 NM- 337 AM AKDT Sat Oct 4 2025 ...SMALL CRAFT ADVISORY SUNDAY... .TODAY...S wind 20 kt. Seas 5 ft. .TONIGHT...S wind 15 kt. Seas 5 ft. .SUN...W wind 25 kt. Seas 8 ft. Rain. .SUN NIGHT...W wind 30 kt. Seas 8 ft. .MON...SW wind 30 kt. Seas 8 ft. .TUE THROUGH WED...W wind 35 kt. Seas 16 ft. $$ PKZ755-050100- Cape Tolstoi to Cape Sarichef from 15 to 100 NM- 337 AM AKDT Sat Oct 4 2025 ...SMALL CRAFT ADVISORY THROUGH SUNDAY... .TODAY...S wind 20 kt. Seas 9 ft. .TONIGHT...S wind 20 kt. Seas 10 ft. .SUN...W wind 30 kt. Seas 13 ft. Rain. .SUN NIGHT...W wind 30 kt. Seas 14 ft. .MON...SW wind 30 kt. Seas 12 ft. .TUE THROUGH WED...SW wind 40 kt. Seas 19 ft. $$ PKZ756-050100- Port Heiden to Nelson Lagoon out to 15 NM- 337 AM AKDT Sat Oct 4 2025 ...SMALL CRAFT ADVISORY TODAY AND SUNDAY... .TODAY...S wind 25 kt. Seas 4 ft. .TONIGHT...S wind 15 kt. Seas 4 ft. .SUN...Variable wind 10 kt becoming W 25 kt in the afternoon. Seas 4 ft building to 8 ft in the afternoon. Rain. .SUN NIGHT...W wind 30 kt. Seas 9 ft. .MON...SW wind 30 kt. Seas 10 ft. .TUE...S wind 30 kt. Seas 9 ft. .WED...SW wind 30 kt. Seas 9 ft. $$ PKZ757-050100- Port Heiden to Nelson Lagoon from 15 to 60 NM- 337 AM AKDT Sat Oct 4 2025 ...SMALL CRAFT ADVISORY TODAY AND SUNDAY... .TODAY...S wind 25 kt. Seas 8 ft. Patchy fog. .TONIGHT...SW wind 15 kt. Seas 7 ft. .SUN...Variable wind 10 kt becoming W 25 kt in the afternoon. Seas 9 ft. Rain. .SUN NIGHT...W wind 30 kt. Seas 10 ft. .MON...SW wind 30 kt. Seas 11 ft. .TUE THROUGH WED...SW wind 35 kt. Seas 15 ft. $$ PKZ758-050100- Nelson Lagoon to Cape Sarichef out to 15 NM- 337 AM AKDT Sat Oct 4 2025 ...SMALL CRAFT ADVISORY TODAY AND SUNDAY... .TODAY...S wind 25 kt. Seas 5 ft. .TONIGHT...Variable wind 10 kt. Seas 6 ft. .SUN...W wind 25 kt. Seas 10 ft. Rain showers. .SUN NIGHT...W wind 30 kt. Seas 11 ft. .MON...SW wind 30 kt. Seas 11 ft. .TUE THROUGH WED...SW wind 40 kt. Seas 11 ft. $$ PKZ759-050100- Nelson Lagoon to Cape Sarichef from 15 to 70 NM- 337 AM AKDT Sat Oct 4 2025 ...SMALL CRAFT ADVISORY TODAY AND SUNDAY... .TODAY...S wind 25 kt. Seas 10 ft. .TONIGHT...SW wind 15 kt. Seas 7 ft. .SUN...W wind 25 kt. Seas 10 ft. Rain. .SUN NIGHT...W wind 30 kt. Seas 12 ft. .MON...SW wind 30 kt. Seas 13 ft. .TUE THROUGH WED...SW wind 45 kt. Seas 18 ft. $$ PKZ770-050100- Cape Sarichef to Nikolski Bering Side out to 15 NM- 337 AM AKDT Sat Oct 4 2025 ...SMALL CRAFT ADVISORY TONIGHT AND SUNDAY... .TODAY...SW wind 20 kt. Seas 6 ft. .TONIGHT...S wind 15 kt becoming W 25 kt after midnight. Seas 8 ft. .SUN...W wind 30 kt. Seas 12 ft. .SUN NIGHT...W wind 30 kt. Seas 12 ft. .MON...SW wind 35 kt. Seas 11 ft. .TUE...S wind 45 kt. Seas 12 ft. .WED...SW wind 40 kt. Seas 10 ft. $$ PKZ772-050100- Cape Sarichef to Nikolski Bering Side from 15 to 85 NM- 337 AM AKDT Sat Oct 4 2025 ...SMALL CRAFT ADVISORY THROUGH SUNDAY... .TODAY...SW wind 25 kt diminishing to 15 kt in the afternoon. Seas 11 ft. .TONIGHT...SW wind 15 kt becoming W 25 kt after midnight. Seas 8 ft. .SUN...W wind 30 kt. Seas 13 ft. .SUN NIGHT...W wind 30 kt. Seas 13 ft. .MON...SW wind 45 kt. Seas 16 ft. .TUE...S wind 50 kt. Seas 21 ft. .WED...SW wind 40 kt. Seas 18 ft. $$ PKZ771-050100- Unalaska Bay- 337 AM AKDT Sat Oct 4 2025 ...SMALL CRAFT ADVISORY SUNDAY... .TODAY...SW wind 10 kt in the morning becoming variable less than 10 kt. Seas 2 ft. .TONIGHT...Variable wind less than 10 kt becoming W 20 kt after midnight. Seas 3 ft. Rain. .SUN...W wind 25 kt. Seas 4 ft. .SUN NIGHT...W wind 30 kt. Seas 4 ft. .MON...SW wind 25 kt. Seas 3 ft. .TUE...S wind 30 kt. Seas 5 ft. .WED...SW wind 25 kt. Seas 4 ft. $$ PKZ773-050100- Cape Sarichef to Nikolski Pacific Side out to 15 NM- 337 AM AKDT Sat Oct 4 2025 ...SMALL CRAFT ADVISORY THROUGH SUNDAY... .TODAY...SW wind 20 kt. Seas 9 ft. .TONIGHT...W wind 25 kt. Seas 8 ft. Rain. .SUN...W wind 30 kt. Seas 9 ft. .SUN NIGHT...W wind 25 kt. Seas 9 ft. .MON...SW wind 35 kt. Seas 10 ft. .TUE...S wind 45 kt. Seas 23 ft. .WED...SW wind 40 kt. Seas 23 ft. $$ PKZ774-050100- Cape Sarichef to Nikolski Pacific Side from 15 to 85 NM- 337 AM AKDT Sat Oct 4 2025 ...SMALL CRAFT ADVISORY THROUGH SUNDAY... .TODAY...SW wind 20 kt. Seas 13 ft. .TONIGHT...W wind 30 kt. Seas 11 ft. Rain. .SUN...W wind 30 kt. Seas 14 ft. .SUN NIGHT...W wind 30 kt. Seas 13 ft. .MON...SW wind 35 kt. Seas 12 ft. .TUE...S wind 45 kt. Seas 24 ft. .WED...SW wind 40 kt. Seas 24 ft. $$ PKZ775-050100- Nikolski to Seguam Bering Side out to 15 NM- 337 AM AKDT Sat Oct 4 2025 ...SMALL CRAFT ADVISORY THROUGH SUNDAY... .TODAY...SW wind 20 kt. Seas 10 ft. .TONIGHT...W wind 30 kt. Seas 12 ft. .SUN...W wind 30 kt. Seas 14 ft. .SUN NIGHT...SW wind 30 kt. Seas 12 ft. .MON...SW wind 40 kt. Seas 15 ft. .TUE...S wind 50 kt. Seas 21 ft. .WED...SW wind 20 kt. Seas 17 ft. $$ PKZ776-050100- Nikolski to Seguam Bering Side from 15 to 85 NM- 337 AM AKDT Sat Oct 4 2025 ...SMALL CRAFT ADVISORY THROUGH SUNDAY... .TODAY...SW wind 20 kt. Seas 10 ft. .TONIGHT...W wind 30 kt. Seas 13 ft. .SUN...W wind 30 kt. Seas 15 ft. .SUN NIGHT...SW wind 30 kt. Seas 14 ft. .MON...SW wind 45 kt. Seas 18 ft. .TUE...S wind 50 kt. Seas 23 ft. .WED...SW wind 20 kt. Seas 15 ft. $$ PKZ777-050100- Nikolski to Seguam Pacfic Side out to 15 NM- 337 AM AKDT Sat Oct 4 2025 ...SMALL CRAFT ADVISORY THROUGH SUNDAY... .TODAY...SW wind 20 kt. Seas 13 ft. Rain showers. .TONIGHT...W wind 30 kt. Seas 12 ft. .SUN...W wind 30 kt. Seas 14 ft. .SUN NIGHT...SW wind 30 kt. Seas 12 ft. .MON...SW wind 40 kt. Seas 16 ft. .TUE...S wind 50 kt. Seas 25 ft. .WED...SW wind 20 kt. Seas 22 ft. $$ PKZ778-050100- Nikolski to Seguam Pacific Side from 15 to 75 NM- 337 AM AKDT Sat Oct 4 2025 ...SMALL CRAFT ADVISORY THROUGH SUNDAY... .TODAY...SW wind 20 kt. Seas 17 ft subsiding to 12 ft in the afternoon. Rain showers. .TONIGHT...W wind 30 kt. Seas 13 ft. .SUN...W wind 30 kt. Seas 14 ft. .SUN NIGHT...W wind 30 kt. Seas 13 ft. .MON...SW wind 40 kt. Seas 16 ft. .TUE...S wind 50 kt. Seas 26 ft. .WED...SW wind 30 kt. Seas 24 ft. $$ PKZ780-050100- Seguam to Adak Bering Side out to 15 NM- 337 AM AKDT Sat Oct 4 2025 ...SMALL CRAFT ADVISORY THROUGH SUNDAY... .TODAY...W wind 25 kt. Seas 9 ft. .TONIGHT...W wind 30 kt. Seas 14 ft. .SUN...W wind 30 kt. Seas 15 ft. .SUN NIGHT...SW wind 30 kt. Seas 11 ft. .MON...S wind 45 kt. Seas 12 ft. .TUE...SW wind 50 kt. Seas 13 ft. .WED...SW wind 20 kt. Seas 6 ft. $$ PKZ781-050100- Seguam to Adak Bering Side from 15 to 85 NM- 337 AM AKDT Sat Oct 4 2025 ...SMALL CRAFT ADVISORY THROUGH SUNDAY... .TODAY...W wind 25 kt. Seas 11 ft. .TONIGHT...W wind 30 kt. Seas 16 ft. Rain showers. .SUN...W wind 30 kt. Seas 17 ft. .SUN NIGHT...SW wind 35 kt. Seas 13 ft. .MON THROUGH TUE...SW wind 50 kt. Seas 19 ft. .WED...SW wind 25 kt. Seas 8 ft. $$ PKZ782-050100- Seguam to Adak Pacific Side out to 15 NM- 337 AM AKDT Sat Oct 4 2025 ...SMALL CRAFT ADVISORY THROUGH SUNDAY... .TODAY...W wind 25 kt. Seas 12 ft. .TONIGHT...W wind 30 kt. Seas 11 ft. .SUN...W wind 30 kt. Seas 11 ft. .SUN NIGHT...SW wind 30 kt. Seas 10 ft. .MON THROUGH TUE...SW wind 45 kt. Seas 23 ft. .WED...SW wind 20 kt. Seas 17 ft. $$ PKZ783-050100- Seguam to Adak Pacific Side from 15 to 75 NM- 337 AM AKDT Sat Oct 4 2025 ...SMALL CRAFT ADVISORY THROUGH SUNDAY... .TODAY...W wind 25 kt. Seas 16 ft. .TONIGHT...W wind 30 kt. Seas 13 ft. .SUN...W wind 30 kt. Seas 13 ft. .SUN NIGHT...SW wind 30 kt. Seas 12 ft. .MON...S wind 45 kt. Seas 21 ft. .TUE...SW wind 50 kt. Seas 26 ft. .WED...SW wind 20 kt. Seas 19 ft. $$ PKZ784-050100- Adak to Kiska Bering Side- 337 AM AKDT Sat Oct 4 2025 ...GALE WARNING TONIGHT... .TODAY...W wind 30 kt. Seas 16 ft. Rain showers. .TONIGHT...W wind 35 kt. Seas 18 ft. Rain showers. .SUN...W wind 30 kt. Seas 17 ft. .SUN NIGHT...SW wind 40 kt. Seas 16 ft. .MON...S wind 50 kt. Seas 22 ft. .TUE...SW wind 30 kt. Seas 14 ft. .WED...SW wind 40 kt. Seas 13 ft. $$ PKZ785-050100- Adak to Kiska Pacific Side- 337 AM AKDT Sat Oct 4 2025 ...SMALL CRAFT ADVISORY THROUGH SUNDAY... .TODAY...W wind 30 kt. Seas 15 ft. .TONIGHT...W wind 30 kt. Seas 13 ft. .SUN...W wind 30 kt. Seas 12 ft. .SUN NIGHT...SW wind 35 kt. Seas 15 ft. .MON...S wind 50 kt. Seas 23 ft. .TUE...SW wind 45 kt. Seas 24 ft. .WED...SW wind 35 kt. Seas 15 ft. $$ PKZ786-050100- Kiska to Attu Bering Side- 337 AM AKDT Sat Oct 4 2025 ...GALE WARNING THROUGH SUNDAY... .TODAY...NW wind 35 kt. Seas 19 ft. Rain showers. .TONIGHT...W wind 35 kt. Seas 19 ft. .SUN...SW wind 25 kt increasing to 35 kt in the afternoon. Seas 14 ft. Rain showers. .SUN NIGHT...SW wind 40 kt. Seas 18 ft. .MON...SW wind 45 kt. Seas 20 ft. .TUE...W wind 20 kt. Seas 14 ft. .WED...S wind 50 kt. Seas 21 ft. $$ PKZ787-050100- Kiska to Attu Pacific Side- 337 AM AKDT Sat Oct 4 2025 ...GALE WARNING SUNDAY... .TODAY...NW wind 30 kt. Seas 15 ft. Rain showers. .TONIGHT...W wind 30 kt. Seas 15 ft. .SUN...SW wind 35 kt. Seas 14 ft. .SUN NIGHT...SW wind 40 kt. Seas 20 ft. .MON...SW wind 50 kt. Seas 22 ft. .TUE...W wind 25 kt. Seas 15 ft. .WED...S wind 45 kt. Seas 23 ft. $$ PKZ766-050100- Pribilof Islands Nearshore Waters- 337 AM AKDT Sat Oct 4 2025 ...SMALL CRAFT ADVISORY THROUGH SUNDAY... .TODAY...SW wind 30 kt. Seas 14 ft. .TONIGHT...SW wind 25 kt. Seas 12 ft. .SUN...W wind 25 kt. Seas 12 ft. .SUN NIGHT...W wind 25 kt. Seas 12 ft. .MON...SW wind 45 kt. Seas 19 ft. .TUE...S wind 50 kt. Seas 24 ft. .WED...SW wind 25 kt. Seas 17 ft. $$ PKZ760-050100- Bristol Bay greater than 15 NM- 337 AM AKDT Sat Oct 4 2025 ...SMALL CRAFT ADVISORY TODAY... .TODAY...SE wind 25 kt. Seas 7 ft. Patchy fog. Rain. .TONIGHT...S wind 15 kt becoming SW after midnight. Seas 5 ft. .SUN...Variable wind less than 10 kt becoming W 15 kt in the afternoon. Seas 5 ft. Rain. .SUN NIGHT...W wind 30 kt. Seas 10 ft. .MON...SW wind 25 kt. Seas 9 ft. .TUE THROUGH WED...SW wind 35 kt. Seas 14 ft. $$ PKZ761-050100- Bristol Bay from Port Heiden to Cape Chichagof out to 15 NM- 337 AM AKDT Sat Oct 4 2025 ...SMALL CRAFT ADVISORY TODAY... .TODAY...SE wind 25 kt. Gusts to 40 kt out of bays and passes in the morning. Seas 3 ft. Patchy fog. .TONIGHT...S wind 20 kt. Seas 4 ft. .SUN...Variable wind less than 10 kt becoming W 15 kt in the afternoon. Seas 5 ft. Rain. .SUN NIGHT...W wind 30 kt. Seas 10 ft. .MON...W wind 25 kt. Seas 9 ft. .TUE THROUGH WED...SW wind 25 kt. Seas 9 ft. $$ PKZ762-050100- Bristol Bay from Cape Chichagof to Cape Pierce out to 15 NM- 337 AM AKDT Sat Oct 4 2025 ...SMALL CRAFT ADVISORY TODAY... .TODAY...SE wind 25 kt. Seas 5 ft. Patchy fog. Rain. .TONIGHT...S wind 20 kt. Seas 4 ft. .SUN...Variable wind less than 10 kt becoming W 15 kt in the afternoon. Seas 3 ft. .SUN NIGHT...W wind 30 kt. Seas 6 ft. .MON...SW wind 25 kt. Seas 6 ft. .TUE THROUGH WED...SW wind 30 kt. Seas 10 ft. $$ PKZ763-050100- Kuskokwim Delta and Etolin Strait out to 15 NM- 337 AM AKDT Sat Oct 4 2025 ...GALE WARNING TODAY... .TODAY...S wind 35 kt diminishing to 25 kt in the afternoon. Seas 9 ft subsiding to 6 ft in the afternoon. Patchy fog. .TONIGHT...S wind 20 kt. Seas 5 ft. .SUN...S wind 15 kt. Seas 4 ft. .SUN NIGHT...SW wind 20 kt. Seas 5 ft. .MON...SW wind 35 kt. Seas 8 ft. .TUE THROUGH WED...SW wind 40 kt. Seas 12 ft. $$ PKZ764-050100- Kuskokwim Delta from 15 to 80 NM- 337 AM AKDT Sat Oct 4 2025 ...GALE WARNING TODAY... .TODAY...S wind 35 kt diminishing to 25 kt in the afternoon. Seas 15 ft subsiding to 9 ft in the afternoon. Patchy fog. .TONIGHT...S wind 20 kt. Seas 9 ft. .SUN...W wind 20 kt. Seas 7 ft. .SUN NIGHT...W wind 25 kt. Seas 9 ft. .MON...SW wind 40 kt. Seas 12 ft. .TUE THROUGH WED...SW wind 40 kt. Seas 19 ft. $$ PKZ765-050100- North and West of Nunivak Island- 337 AM AKDT Sat Oct 4 2025 ...GALE WARNING TODAY... .TODAY...S wind 35 kt. Seas 17 ft. Patchy fog. .TONIGHT...S wind 25 kt. Seas 12 ft. .SUN...S wind 20 kt. Seas 10 ft. .SUN NIGHT...SW wind 25 kt. Seas 10 ft. .MON...SW wind 40 kt. Seas 14 ft. .TUE...S wind 40 kt. Seas 19 ft. .WED...SW wind 30 kt. Seas 16 ft. $$ PKZ767-050100- Saint Matthew Island Waters- 337 AM AKDT Sat Oct 4 2025 ...GALE WARNING TODAY... .TODAY...SE wind 35 kt in the morning becoming S wind 30 kt in the afternoon E of Saint Matthew Island...NE wind 25 kt in the morning becoming SW wind 30 kt in the afternoon W of Saint Matthew Island. Seas 17 ft. .TONIGHT...S wind 30 kt. Seas 16 ft. .SUN...SW wind 30 kt. Seas 14 ft. .SUN NIGHT...SW wind 30 kt. Seas 11 ft. .MON THROUGH TUE...SW wind 40 kt. Seas 17 ft. .WED...SW wind 30 kt. Seas 14 ft. $$