Coastal Waters Forecast
Issued by NWS
Issued by NWS
988 FZAK52 PAFC 091328 CWFALU Coastal Waters Forecast National Weather Service Anchorage Alaska 428 AM AKST Tue Dec 9 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. PKZ199-100245- 428 AM AKST Tue Dec 9 2025 .SYNOPSIS FOR SOUTHWEST ALASKA+BRISTOL BAY+THE ALASKA PENINSULA WATERS AND THE ALEUTIAN ISLANDS... A strong high pressure system will build over the central Bering through Wed afternoon. A front will move into the far western Bering Tue afternoon and increase in strength through Wed afternoon. A 1007 mb low will develop in the western Gulf of Alaska Wed afternoon. $$ PKZ750-100245- Sitkinak to Castle Cape out to 15 NM- 428 AM AKST Tue Dec 9 2025 ...GALE WARNING WEDNESDAY... .TODAY...NW wind 15 kt. Seas 5 ft. Freezing spray. .TONIGHT...NW wind 25 kt. Seas 5 ft. Freezing spray. .WED...NW wind 35 kt. Seas 7 ft. Freezing spray. .WED NIGHT...N wind 35 kt. Seas 7 ft. .THU...N wind 25 kt. Seas 5 ft. .FRI...N wind 30 kt. Seas 9 ft. .SAT...N wind 35 kt. Seas 9 ft. $$ PKZ751-100245- Sitkinak to Castle Cape from 15 to 100 NM- 428 AM AKST Tue Dec 9 2025 ...GALE WARNING WEDNESDAY... .TODAY...N wind 15 kt. Seas 9 ft. .TONIGHT...NW wind 20 kt. Seas 7 ft. .WED...NW wind 25 kt increasing to 35 kt in the afternoon. Seas 10 ft. .WED NIGHT...N wind 35 kt. Seas 11 ft. .THU...N wind 25 kt. Seas 8 ft. .FRI THROUGH SAT...N wind 35 kt. Seas 16 ft. $$ PKZ752-100245- Castle Cape to Cape Tolstoi out to 15 NM- 428 AM AKST Tue Dec 9 2025 ...SMALL CRAFT ADVISORY WEDNESDAY... .TODAY...N wind 15 kt. Seas 4 ft. .TONIGHT...NW wind 20 kt. Seas 3 ft. .WED...NW wind 25 kt. Seas 4 ft. .WED NIGHT...N wind 25 kt. Seas 4 ft. .THU...N wind 20 kt. Seas 3 ft. .FRI...N wind 25 kt. Seas 5 ft. .SAT...N wind 30 kt. Seas 8 ft. $$ PKZ753-100245- Castle Cape to Cape Tolstoi from 15 to 100 NM- 428 AM AKST Tue Dec 9 2025 ...SMALL CRAFT ADVISORY TODAY AND WEDNESDAY... .TODAY...N wind 15 kt. Seas 9 ft. .TONIGHT...N wind 15 kt. Seas 6 ft. .WED...N wind 30 kt. Seas 8 ft. .WED NIGHT...N wind 30 kt. Seas 10 ft. .THU...NE wind 25 kt. Seas 9 ft. .FRI THROUGH SAT...N wind 35 kt. Seas 16 ft. $$ PKZ754-100245- Cape Tolstoi to Cape Sarichef out to 15 NM- 428 AM AKST Tue Dec 9 2025 ...SMALL CRAFT ADVISORY TONIGHT AND WEDNESDAY... .TODAY...N wind 20 kt. Seas 4 ft. .TONIGHT...N wind 25 kt. Seas 4 ft. .WED...N wind 30 kt. Seas 4 ft. .WED NIGHT...N wind 30 kt. Seas 5 ft. .THU...N wind 25 kt. Seas 3 ft. .FRI THROUGH SAT...N wind 30 kt. Seas 7 ft. $$ PKZ755-100245- Cape Tolstoi to Cape Sarichef from 15 to 100 NM- 428 AM AKST Tue Dec 9 2025 ...SMALL CRAFT ADVISORY TODAY AND WEDNESDAY... .TODAY...N wind 20 kt. Seas 9 ft. .TONIGHT...NW wind 20 kt. Seas 6 ft. .WED...N wind 30 kt. Seas 9 ft. .WED NIGHT...N wind 30 kt. Seas 10 ft. .THU...NE wind 25 kt. Seas 8 ft. .FRI THROUGH SAT...N wind 35 kt. Seas 14 ft. $$ PKZ756-100245- Port Heiden to Nelson Lagoon out to 15 NM- 428 AM AKST Tue Dec 9 2025 ...SMALL CRAFT ADVISORY WEDNESDAY... .TODAY...Variable wind 10 kt. Seas 4 ft. .TONIGHT...NW wind 15 kt. Seas 5 ft. .WED...N wind 25 kt. Seas 9 ft. Freezing spray. .WED NIGHT...N wind 25 kt. Seas 9 ft. .THU...NE wind 20 kt. Seas 5 ft. .FRI...N wind 30 kt. Seas 12 ft. .SAT...N wind 35 kt. Seas 13 ft. $$ PKZ757-100245- Port Heiden to Nelson Lagoon from 15 to 60 NM- 428 AM AKST Tue Dec 9 2025 ...SMALL CRAFT ADVISORY WEDNESDAY... .TODAY...Variable wind 10 kt. Seas 4 ft. .TONIGHT...N wind 20 kt. Seas 6 ft. .WED...N wind 30 kt. Seas 10 ft. .WED NIGHT...N wind 25 kt. Seas 10 ft. .THU...N wind 15 kt. Seas 5 ft. .FRI...N wind 30 kt. Seas 11 ft. .SAT...N wind 35 kt. Seas 14 ft. $$ PKZ758-100245- Nelson Lagoon to Cape Sarichef out to 15 NM- 428 AM AKST Tue Dec 9 2025 ...SMALL CRAFT ADVISORY WEDNESDAY... .TODAY...N wind 20 kt in the morning becoming variable 10 kt. Seas 4 ft. .TONIGHT...N wind 15 kt. Seas 4 ft. .WED...N wind 25 kt. Seas 9 ft. .WED NIGHT...N wind 25 kt. Seas 9 ft. .THU...NE wind 20 kt. Seas 6 ft. .FRI THROUGH SAT...N wind 30 kt. Seas 14 ft. $$ PKZ759-100245- Nelson Lagoon to Cape Sarichef from 15 to 70 NM- 428 AM AKST Tue Dec 9 2025 ...SMALL CRAFT ADVISORY WEDNESDAY... .TODAY...N wind 15 kt. Seas 5 ft. .TONIGHT...N wind 20 kt. Seas 5 ft. .WED...N wind 30 kt. Seas 10 ft. .WED NIGHT...N wind 25 kt. Seas 10 ft. .THU...NE wind 15 kt. Seas 6 ft. .FRI...N wind 30 kt. Seas 13 ft. .SAT...N wind 35 kt. Seas 16 ft. $$ PKZ770-100245- Cape Sarichef to Nikolski Bering Side out to 15 NM- 428 AM AKST Tue Dec 9 2025 ...SMALL CRAFT ADVISORY WEDNESDAY... .TODAY...N wind 20 kt. Seas 6 ft. .TONIGHT...NW wind 20 kt. Seas 5 ft. .WED...N wind 25 kt. Seas 7 ft. .WED NIGHT...NE wind 25 kt. Seas 7 ft. .THU...NE wind 20 kt. Seas 6 ft. .FRI THROUGH SAT...N wind 30 kt. Seas 15 ft. $$ PKZ772-100245- Cape Sarichef to Nikolski Bering Side from 15 to 85 NM- 428 AM AKST Tue Dec 9 2025 ...SMALL CRAFT ADVISORY WEDNESDAY... .TODAY...N wind 20 kt. Seas 6 ft. .TONIGHT...N wind 20 kt. Seas 5 ft. .WED...N wind 25 kt. Seas 7 ft. .WED NIGHT...NE wind 20 kt. Seas 7 ft. .THU...NE wind 20 kt. Seas 6 ft. .FRI THROUGH SAT...N wind 35 kt. Seas 14 ft. $$ PKZ771-100245- Unalaska Bay- 428 AM AKST Tue Dec 9 2025 .TODAY...N wind 15 kt. Seas 5 ft. .TONIGHT...NW wind 20 kt. Seas 5 ft. .WED...N wind 20 kt. Seas 6 ft. .WED NIGHT...N wind 20 kt. Seas 5 ft. .THU...NE wind 15 kt. Seas 5 ft. .FRI THROUGH SAT...N wind 25 kt. Seas 10 ft. $$ PKZ773-100245- Cape Sarichef to Nikolski Pacific Side out to 15 NM- 428 AM AKST Tue Dec 9 2025 ...SMALL CRAFT ADVISORY TONIGHT AND WEDNESDAY... .TODAY...N wind 20 kt. Seas 5 ft. .TONIGHT...NW wind 25 kt. Seas 5 ft. .WED...N wind 30 kt. Seas 5 ft. .WED NIGHT...N wind 30 kt. Seas 4 ft. .THU...NE wind 20 kt. Seas 4 ft. .FRI THROUGH SAT...N wind 30 kt. Seas 9 ft. $$ PKZ774-100245- Cape Sarichef to Nikolski Pacific Side from 15 to 85 NM- 428 AM AKST Tue Dec 9 2025 ...SMALL CRAFT ADVISORY TODAY AND WEDNESDAY... .TODAY...NE wind 20 kt. Seas 8 ft. .TONIGHT...NW wind 20 kt. Seas 6 ft. .WED...N wind 30 kt. Seas 7 ft. .WED NIGHT...N wind 30 kt. Seas 7 ft. .THU...NE wind 20 kt. Seas 6 ft. .FRI...N wind 35 kt. Seas 13 ft. .SAT...N wind 30 kt. Seas 14 ft. $$ PKZ775-100245- Nikolski to Seguam Bering Side out to 15 NM- 428 AM AKST Tue Dec 9 2025 .TODAY...N wind 20 kt. Seas 7 ft. .TONIGHT...NW wind 20 kt. Seas 5 ft. .WED...N wind 20 kt. Seas 6 ft. .WED NIGHT...NE wind 15 kt. Seas 5 ft. .THU...NE wind 20 kt. Seas 5 ft. .FRI...NE wind 35 kt. Seas 13 ft. .SAT...NE wind 30 kt. Seas 13 ft. $$ PKZ776-100245- Nikolski to Seguam Bering Side from 15 to 85 NM- 428 AM AKST Tue Dec 9 2025 .TODAY...N wind 20 kt. Seas 6 ft. .TONIGHT...N wind 20 kt. Seas 5 ft. .WED...N wind 20 kt. Seas 5 ft. .WED NIGHT...E wind 15 kt. Seas 5 ft. .THU...E wind 20 kt. Seas 5 ft. .FRI...NE wind 35 kt. Seas 13 ft. .SAT...NE wind 30 kt. Seas 14 ft. $$ PKZ777-100245- Nikolski to Seguam Pacfic Side out to 15 NM- 428 AM AKST Tue Dec 9 2025 ...SMALL CRAFT ADVISORY WEDNESDAY... .TODAY...N wind 20 kt. Seas 7 ft. .TONIGHT...NW wind 20 kt. Seas 5 ft. .WED...N wind 25 kt. Seas 5 ft. .WED NIGHT...NE wind 15 kt. Seas 4 ft. .THU...NE wind 20 kt. Seas 5 ft. .FRI THROUGH SAT...NE wind 30 kt. Seas 12 ft. $$ PKZ778-100245- Nikolski to Seguam Pacific Side from 15 to 75 NM- 428 AM AKST Tue Dec 9 2025 ...SMALL CRAFT ADVISORY TODAY... .TODAY...N wind 20 kt. Seas 8 ft. .TONIGHT...NW wind 20 kt. Seas 6 ft. .WED...N wind 20 kt. Seas 7 ft. .WED NIGHT...NE wind 15 kt. Seas 5 ft. .THU...NE wind 20 kt. Seas 5 ft. .FRI THROUGH SAT...NE wind 30 kt. Seas 14 ft. $$ PKZ780-100245- Seguam to Adak Bering Side out to 15 NM- 428 AM AKST Tue Dec 9 2025 .TODAY...N wind 15 kt. Seas 6 ft. .TONIGHT...NW wind 15 kt. Seas 4 ft. .WED...NE wind 15 kt. Seas 4 ft. .WED NIGHT...SE wind 15 kt. Seas 3 ft. .THU...E wind 15 kt. Seas 3 ft. .FRI THROUGH SAT...NE wind 30 kt. Seas 12 ft. $$ PKZ781-100245- Seguam to Adak Bering Side from 15 to 85 NM- 428 AM AKST Tue Dec 9 2025 .TODAY...N wind 15 kt. Seas 6 ft. .TONIGHT...NW wind 15 kt. Seas 4 ft. .WED...NE wind 15 kt. Seas 4 ft. .WED NIGHT...SE wind 15 kt. Seas 5 ft. .THU...SE wind 15 kt. Seas 5 ft. .FRI THROUGH SAT...NE wind 30 kt. Seas 13 ft. $$ PKZ782-100245- Seguam to Adak Pacific Side out to 15 NM- 428 AM AKST Tue Dec 9 2025 .TODAY...N wind 20 kt. Seas 5 ft. .TONIGHT...NW wind 20 kt. Seas 4 ft. .WED...N wind 15 kt. Seas 3 ft. .WED NIGHT...SE wind 15 kt. Seas 3 ft. .THU...E wind 15 kt. Seas 7 ft. .FRI THROUGH SAT...NE wind 30 kt. Seas 10 ft. $$ PKZ783-100245- Seguam to Adak Pacific Side from 15 to 75 NM- 428 AM AKST Tue Dec 9 2025 .TODAY...N wind 20 kt. Seas 7 ft. .TONIGHT...NW wind 15 kt. Seas 6 ft. .WED...N wind 15 kt. Seas 5 ft. .WED NIGHT...E wind 15 kt. Seas 4 ft. .THU...E wind 20 kt. Seas 9 ft. .FRI THROUGH SAT...NE wind 30 kt. Seas 13 ft. $$ PKZ784-100245- Adak to Kiska Bering Side- 428 AM AKST Tue Dec 9 2025 ...SMALL CRAFT ADVISORY WEDNESDAY... .TODAY...Variable wind 10 kt. Seas 6 ft. .TONIGHT...Variable wind 10 kt becoming S 20 kt after midnight. Seas 4 ft. .WED...S wind 25 kt. Seas 7 ft. .WED NIGHT...S wind 25 kt. Seas 9 ft. .THU...SE wind 25 kt. Seas 10 ft. .FRI THROUGH SAT...NE wind 30 kt. Seas 12 ft. $$ PKZ785-100245- Adak to Kiska Pacific Side- 428 AM AKST Tue Dec 9 2025 ...SMALL CRAFT ADVISORY WEDNESDAY... .TODAY...N wind 15 kt. Seas 6 ft. .TONIGHT...Variable wind 10 kt becoming S 20 kt after midnight. Seas 4 ft. .WED...S wind 25 kt. Seas 8 ft. .WED NIGHT...SE wind 25 kt. Seas 10 ft. .THU...SE wind 25 kt. Seas 16 ft. .FRI...NE wind 30 kt. Seas 16 ft. .SAT...NE wind 30 kt. Seas 12 ft. $$ PKZ786-100245- Kiska to Attu Bering Side- 428 AM AKST Tue Dec 9 2025 ...GALE WARNING TONIGHT AND WEDNESDAY... .TODAY...NE wind 15 kt becoming S 25 kt in the afternoon. Seas 7 ft. .TONIGHT...S wind 25 kt becoming SE 35 kt after midnight. Seas 11 ft. .WED...S wind 40 kt. Seas 16 ft. .WED NIGHT...S wind 30 kt. Seas 14 ft. .THU...SE wind 30 kt. Seas 17 ft. .FRI...E wind 30 kt. Seas 17 ft. .SAT...E wind 30 kt. Seas 13 ft. $$ PKZ787-100245- Kiska to Attu Pacific Side- 428 AM AKST Tue Dec 9 2025 ...GALE WARNING TONIGHT AND WEDNESDAY... .TODAY...S wind 25 kt. Seas 8 ft. .TONIGHT...S wind 30 kt becoming SE 40 kt after midnight. Seas 13 ft. .WED...S wind 40 kt. Seas 18 ft. .WED NIGHT...S wind 30 kt. Seas 16 ft. .THU...SE wind 30 kt. Seas 21 ft. .FRI...E wind 35 kt. Seas 21 ft. .SAT...E wind 30 kt. Seas 13 ft. $$ PKZ766-100245- Pribilof Islands Nearshore Waters- 428 AM AKST Tue Dec 9 2025 .TODAY...N wind 15 kt. Seas 5 ft. .TONIGHT...N wind 20 kt. Seas 5 ft. .WED...N wind 20 kt. Seas 5 ft. .WED NIGHT...SE wind 15 kt. Seas 3 ft. .THU...SW wind 15 kt. Seas 6 ft. .FRI THROUGH SAT...N wind 25 kt. Seas 9 ft. $$ PKZ760-100245- Bristol Bay greater than 15 NM- 428 AM AKST Tue Dec 9 2025 .TODAY...N wind 10 kt. Seas 3 ft. .TONIGHT...N wind 10 kt increasing to 15 kt after midnight. Seas 2 ft. .WED...N wind 20 kt. Seas 5 ft. Freezing spray. .WED NIGHT...N wind 20 kt. Seas 5 ft. .THU...N wind 20 kt. Seas 4 ft. .FRI THROUGH SAT...N wind 30 kt. Seas 10 ft. $$ PKZ761-100245- Bristol Bay from Port Heiden to Cape Chichagof out to 15 NM- 428 AM AKST Tue Dec 9 2025 .TODAY...N wind 15 kt diminishing to 10 kt in the afternoon. Seas 4 ft. .TONIGHT...N wind 10 kt increasing to 15 kt after midnight. Seas 2 ft. .WED...N wind 20 kt. Seas 4 ft. Freezing spray. .WED NIGHT...N wind 25 kt. Seas 5 ft. .THU...N wind 20 kt. Seas 4 ft. .FRI...N wind 30 kt. Seas 10 ft. .SAT...N wind 35 kt. Seas 10 ft. $$ PKZ762-100245- Bristol Bay from Cape Chichagof to Cape Pierce out to 15 NM- 428 AM AKST Tue Dec 9 2025 .TODAY...N wind 10 kt. Seas in ice free waters 2 ft. .TONIGHT...N wind 10 kt increasing to 15 kt after midnight. Seas in ice free waters 1 foot. .WED...N wind 20 kt. Seas in ice free waters 2 ft. Freezing spray. .WED NIGHT...N wind 20 kt. Seas in ice free waters 2 ft. .THU...N wind 15 kt. Seas in ice free waters 1 foot. .FRI THROUGH SAT...N wind 30 kt. Seas in ice free waters 4 ft. $$ PKZ763-100245- Kuskokwim Delta and Etolin Strait out to 15 NM- 428 AM AKST Tue Dec 9 2025 ...BRISK WIND ADVISORY TONIGHT AND WEDNESDAY... .TODAY...N wind 20 kt. .TONIGHT...N wind 25 kt. .WED...N wind 30 kt. .WED NIGHT...N wind 25 kt. .THU...W wind 15 kt. .FRI THROUGH SAT...N wind 25 kt. $$ PKZ764-100245- Kuskokwim Delta from 15 to 80 NM- 428 AM AKST Tue Dec 9 2025 ...SMALL CRAFT ADVISORY TONIGHT AND WEDNESDAY... .TODAY...N wind 20 kt. Seas 4 ft. Freezing spray. .TONIGHT...N wind 25 kt. Seas 5 ft. Freezing spray. .WED...N wind 30 kt. Seas 7 ft. Freezing spray. .WED NIGHT...N wind 30 kt. Seas 7 ft. .THU...NW wind 15 kt. Seas 5 ft. .FRI...N wind 25 kt. Seas 8 ft. .SAT...N wind 30 kt. Seas 9 ft. $$ PKZ765-100245- North and West of Nunivak Island- 428 AM AKST Tue Dec 9 2025 .TODAY...N wind 15 kt. Seas in ice free waters 3 ft. .TONIGHT...N wind 20 kt. Seas in ice free waters 3 ft. Freezing spray. .WED...N wind 15 kt. Seas in ice free waters 3 ft. Freezing spray. .WED NIGHT...SE wind 20 kt. Seas in ice free waters 2 ft. .THU...SW wind 25 kt. Seas in ice free waters 6 ft. .FRI...NW wind 20 kt. Seas in ice free waters 6 ft. .SAT...N wind 25 kt. Seas in ice free waters 5 ft. $$ PKZ767-100245- Saint Matthew Island Waters- 428 AM AKST Tue Dec 9 2025 ...GALE WARNING WEDNESDAY... .TODAY...N wind 15 kt. Seas 4 ft. .TONIGHT...N wind 15 kt. Seas 4 ft. Freezing spray. .WED...E of Saint Matthew Island, NE wind 15 kt. W of Saint Matthew Island, SE wind 25 kt becoming S 35 kt in the afternoon. Seas 3 ft building to 8 ft in the afternoon. .WED NIGHT...S wind 35 kt. Seas 16 ft. .THU...SW wind 30 kt. Seas 15 ft. .FRI...NE wind 15 kt. Seas 9 ft. .SAT...NE wind 20 kt. Seas 8 ft. $$