Coastal Waters Forecast
Issued by NWS
Issued by NWS
420 FZAK52 PAFC 161107 CWFALU Coastal Waters Forecast National Weather Service Anchorage Alaska 307 AM AKDT Thu Oct 16 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. PKZ199-170015- 307 AM AKDT Thu Oct 16 2025 .SYNOPSIS FOR SOUTHWEST ALASKA+BRISTOL BAY+THE ALASKA PENINSULA WATERS AND THE ALEUTIAN ISLANDS... A trough lingers over the eastern Bering through tonight. A 994 mb low 190 nm S of Kiska moves to 100 nm S of Nikolski at 995 mb Fri morning and then moves south into the North Pacific. Several weak surface lows develop across the Bering Fri through Fri night. $$ PKZ750-170015- Sitkinak to Castle Cape out to 15 NM- 307 AM AKDT Thu Oct 16 2025 ...SMALL CRAFT ADVISORY THROUGH TONIGHT... .TODAY...W wind 30 kt. Seas 12 ft. .TONIGHT...W wind 30 kt. Seas 11 ft. .FRI...NW wind 20 kt. Seas 6 ft. .FRI NIGHT...NW wind 30 kt. Seas 7 ft. .SAT...NW wind 30 kt. Seas 8 ft. .SUN...E wind 30 kt. Seas 16 ft. .MON...SW wind 25 kt. Seas 16 ft. $$ PKZ751-170015- Sitkinak to Castle Cape from 15 to 100 NM- 307 AM AKDT Thu Oct 16 2025 ...GALE WARNING THROUGH TONIGHT... .TODAY...W wind 40 kt. Seas 26 ft. .TONIGHT...W wind 35 kt. Seas 20 ft subsiding to 15 ft after midnight. .FRI...NW wind 15 kt becoming NE 25 kt in the afternoon. Seas 9 ft. .FRI NIGHT...N wind 30 kt. Seas 9 ft. .SAT...W wind 30 kt. Seas 11 ft. .SUN...S wind 35 kt. Seas 34 ft. .MON...SW wind 35 kt. Seas 34 ft. $$ PKZ752-170015- Castle Cape to Cape Tolstoi out to 15 NM- 307 AM AKDT Thu Oct 16 2025 ...GALE WARNING TODAY... .TODAY...W wind 35 kt. Seas 10 ft. Rain. .TONIGHT...W wind 30 kt becoming NW 20 kt after midnight. Seas 9 ft subsiding to 5 ft after midnight. .FRI...Variable wind 10 kt becoming N 20 kt in the afternoon. Seas 4 ft. .FRI NIGHT...NW wind 20 kt. Seas 4 ft. .SAT...W wind 30 kt. Seas 5 ft. .SUN...E wind 30 kt. Seas 15 ft. .MON...SW wind 25 kt. Seas 13 ft. $$ PKZ753-170015- Castle Cape to Cape Tolstoi from 15 to 100 NM- 307 AM AKDT Thu Oct 16 2025 ...GALE WARNING THROUGH TONIGHT... .TODAY...W wind 40 kt. Seas 26 ft. .TONIGHT...W wind 35 kt diminishing to 20 kt after midnight. Seas 16 ft subsiding to 10 ft after midnight. .FRI...Variable wind 10 kt becoming NE 25 kt in the afternoon. Seas 9 ft. .FRI NIGHT...NW wind 30 kt. Seas 9 ft. .SAT...W wind 30 kt. Seas 9 ft. .SUN THROUGH MON...SW wind 35 kt. Seas 33 ft. $$ PKZ754-170015- Cape Tolstoi to Cape Sarichef out to 15 NM- 307 AM AKDT Thu Oct 16 2025 ...GALE WARNING TODAY... .TODAY...W wind 40 kt diminishing to 30 kt in the afternoon. Seas 15 ft. Areas of fog. .TONIGHT...W wind 20 kt in the evening becoming variable 10 kt. Seas 7 ft. .FRI...Variable wind 10 kt becoming N 20 kt in the afternoon. Seas 4 ft. .FRI NIGHT...N wind 20 kt. Seas 5 ft. .SAT...SE wind 40 kt. Seas 12 ft. .SUN...NW wind 40 kt. Seas 24 ft. .MON...SW wind 25 kt. Seas 16 ft. $$ PKZ755-170015- Cape Tolstoi to Cape Sarichef from 15 to 100 NM- 307 AM AKDT Thu Oct 16 2025 ...GALE WARNING TODAY... .TODAY...W wind 45 kt diminishing to 35 kt in the afternoon. Seas 24 ft. .TONIGHT...W wind 25 kt in the evening becoming variable 10 kt. Seas 12 ft subsiding to 7 ft after midnight. .FRI...E wind 15 kt becoming N 25 kt in the afternoon. Seas 7 ft. .FRI NIGHT...NW wind 25 kt. Seas 8 ft. .SAT...S wind 40 kt. Seas 14 ft. .SUN...SW wind 40 kt. Seas 34 ft. .MON...SW wind 30 kt. Seas 28 ft. $$ PKZ756-170015- Port Heiden to Nelson Lagoon out to 15 NM- 307 AM AKDT Thu Oct 16 2025 ...SMALL CRAFT ADVISORY THROUGH TONIGHT... .TODAY...W wind 30 kt. Seas 12 ft. .TONIGHT...W wind 30 kt. Seas 12 ft. .FRI...N wind 15 kt. Seas 6 ft. .FRI NIGHT...N wind 20 kt. Seas 7 ft. .SAT THROUGH SUN...NE wind 30 kt. Seas 8 ft. .MON...W wind 25 kt. Seas 10 ft. $$ PKZ757-170015- Port Heiden to Nelson Lagoon from 15 to 60 NM- 307 AM AKDT Thu Oct 16 2025 ...SMALL CRAFT ADVISORY THROUGH TONIGHT... .TODAY...W wind 30 kt. Seas 9 ft building to 14 ft in the afternoon. .TONIGHT...W wind 30 kt. Seas 14 ft. .FRI...N wind 20 kt. Seas 7 ft. .FRI NIGHT...N wind 25 kt. Seas 8 ft. .SAT...NE wind 30 kt. Seas 6 ft. .SUN...NE wind 35 kt. Seas 10 ft. .MON...NW wind 25 kt. Seas 10 ft. $$ PKZ758-170015- Nelson Lagoon to Cape Sarichef out to 15 NM- 307 AM AKDT Thu Oct 16 2025 ...GALE WARNING TODAY... .TODAY...W wind 40 kt. Seas 16 ft. Areas of fog. .TONIGHT...W wind 25 kt becoming SW 15 kt after midnight. Seas 10 ft subsiding to 6 ft after midnight. .FRI...NE wind 15 kt. Seas 6 ft. .FRI NIGHT...N wind 20 kt. Seas 6 ft. .SAT...SE wind 35 kt. Seas 7 ft. .SUN...N wind 35 kt. Seas 13 ft. .MON...W wind 25 kt. Seas 13 ft. $$ PKZ759-170015- Nelson Lagoon to Cape Sarichef from 15 to 70 NM- 307 AM AKDT Thu Oct 16 2025 ...GALE WARNING TODAY... .TODAY...W wind 35 kt. Seas 16 ft. Areas of fog. .TONIGHT...W wind 25 kt diminishing to 15 kt after midnight. Seas 12 ft. .FRI...N wind 20 kt. Seas 6 ft. .FRI NIGHT...N wind 20 kt. Seas 6 ft. .SAT...SE wind 35 kt. Seas 11 ft. .SUN...N wind 35 kt. Seas 13 ft. .MON...W wind 25 kt. Seas 13 ft. $$ PKZ770-170015- Cape Sarichef to Nikolski Bering Side out to 15 NM- 307 AM AKDT Thu Oct 16 2025 ...GALE WARNING TODAY... .TODAY...W wind 35 kt diminishing to 25 kt in the afternoon. Seas 17 ft subsiding to 11 ft in the afternoon. .TONIGHT...S wind 20 kt. Seas 7 ft. .FRI...E wind 15 kt. Seas 5 ft. .FRI NIGHT...NE wind 15 kt. Seas 5 ft. .SAT...SE wind 35 kt. Seas 10 ft. .SUN...W wind 35 kt. Seas 15 ft. .MON...SW wind 30 kt. Seas 11 ft. $$ PKZ772-170015- Cape Sarichef to Nikolski Bering Side from 15 to 85 NM- 307 AM AKDT Thu Oct 16 2025 ...GALE WARNING TODAY... .TODAY...W wind 35 kt diminishing to 25 kt in the afternoon. Seas 17 ft subsiding to 12 ft in the afternoon. .TONIGHT...SW wind 15 kt becoming E after midnight. Seas 8 ft. .FRI...E wind 20 kt. Seas 6 ft. .FRI NIGHT...Variable wind 10 kt. Seas 5 ft. .SAT...SE wind 35 kt. Seas 14 ft. .SUN...NW wind 35 kt. Seas 16 ft. .MON...W wind 25 kt. Seas 11 ft. $$ PKZ771-170015- Unalaska Bay- 307 AM AKDT Thu Oct 16 2025 ...GALE WARNING TODAY... .TODAY...W wind 35 kt diminishing to 20 kt in the afternoon. Seas 5 ft subsiding to 3 ft in the afternoon. .TONIGHT...Variable wind less than 10 kt becoming SE 10 kt after midnight. Seas 2 ft. .FRI...E wind 15 kt becoming N in the afternoon. Seas 3 ft. .FRI NIGHT...NE wind 10 kt. Seas 3 ft. .SAT...SE wind 30 kt. Seas 5 ft. .SUN...W wind 30 kt. Seas 5 ft. .MON...SW wind 25 kt. Seas 4 ft. $$ PKZ773-170015- Cape Sarichef to Nikolski Pacific Side out to 15 NM- 307 AM AKDT Thu Oct 16 2025 ...GALE WARNING TODAY... .TODAY...W wind 40 kt diminishing to 25 kt in the afternoon. Seas 13 ft subsiding to 8 ft in the afternoon. .TONIGHT...SE wind 20 kt. Seas 6 ft. .FRI...E wind 20 kt becoming N in the afternoon. Seas 6 ft. .FRI NIGHT...N wind 15 kt. Seas 6 ft. .SAT...SE wind 35 kt. Seas 16 ft. .SUN...W wind 35 kt. Seas 26 ft. .MON...SW wind 30 kt. Seas 13 ft. $$ PKZ774-170015- Cape Sarichef to Nikolski Pacific Side from 15 to 85 NM- 307 AM AKDT Thu Oct 16 2025 ...GALE WARNING TODAY... .TODAY...W wind 40 kt diminishing to 25 kt in the afternoon. Seas 18 ft subsiding to 12 ft in the afternoon. .TONIGHT...S wind 20 kt. Seas 8 ft. .FRI...E wind 20 kt. Seas 6 ft. .FRI NIGHT...NW wind 15 kt. Seas 7 ft. .SAT...S wind 40 kt. Seas 19 ft. .SUN...W wind 45 kt. Seas 33 ft. .MON...SW wind 30 kt. Seas 21 ft. $$ PKZ775-170015- Nikolski to Seguam Bering Side out to 15 NM- 307 AM AKDT Thu Oct 16 2025 ...SMALL CRAFT ADVISORY TODAY... .TODAY...W wind 25 kt. Seas 11 ft. .TONIGHT...SE wind 20 kt. Seas 7 ft. .FRI...Variable wind 10 kt. Seas 6 ft. .FRI NIGHT...W wind 20 kt. Seas 6 ft. .SAT...E wind 40 kt. Seas 14 ft. .SUN...W wind 40 kt. Seas 23 ft. .MON...SW wind 30 kt. Seas 12 ft. $$ PKZ776-170015- Nikolski to Seguam Bering Side from 15 to 85 NM- 307 AM AKDT Thu Oct 16 2025 ...SMALL CRAFT ADVISORY TODAY... .TODAY...W wind 25 kt becoming S 15 kt in the afternoon. Seas 12 ft. .TONIGHT...SE wind 20 kt. Seas 7 ft. .FRI...NE wind 20 kt. Seas 6 ft. .FRI NIGHT...SW wind 20 kt. Seas 6 ft. .SAT...NE wind 35 kt. Seas 14 ft. .SUN...W wind 35 kt. Seas 21 ft. .MON...W wind 30 kt. Seas 12 ft. $$ PKZ777-170015- Nikolski to Seguam Pacfic Side out to 15 NM- 307 AM AKDT Thu Oct 16 2025 ...SMALL CRAFT ADVISORY THROUGH TONIGHT... .TODAY...W wind 25 kt becoming S 15 kt in the afternoon. Seas 10 ft. .TONIGHT...SE wind 20 kt. Seas 8 ft. .FRI...Variable wind 10 kt. Seas 7 ft. .FRI NIGHT...W wind 20 kt. Seas 8 ft. .SAT...E wind 40 kt. Seas 20 ft. .SUN...W wind 40 kt. Seas 27 ft. .MON...SW wind 30 kt. Seas 15 ft. $$ PKZ778-170015- Nikolski to Seguam Pacific Side from 15 to 75 NM- 307 AM AKDT Thu Oct 16 2025 ...SMALL CRAFT ADVISORY THROUGH FRIDAY... .TODAY...W wind 25 kt. Seas 12 ft. .TONIGHT...SE wind 25 kt. Seas 9 ft. .FRI...NE wind 15 kt in the morning becoming variable 10 kt. Seas 8 ft. .FRI NIGHT...W wind 20 kt. Seas 10 ft. .SAT...SE wind 40 kt. Seas 26 ft. .SUN...W wind 45 kt. Seas 29 ft. .MON...SW wind 30 kt. Seas 19 ft. $$ PKZ780-170015- Seguam to Adak Bering Side out to 15 NM- 307 AM AKDT Thu Oct 16 2025 ...SMALL CRAFT ADVISORY FRIDAY... .TODAY...SE wind 20 kt. Seas 7 ft. .TONIGHT...SE wind 20 kt in the evening becoming variable 10 kt. Seas 6 ft. .FRI...NW wind 25 kt. Seas 8 ft. .FRI NIGHT...NW wind 25 kt. Seas 8 ft. .SAT...E wind 40 kt. Seas 18 ft. .SUN...SW wind 40 kt. Seas 19 ft. .MON...W wind 25 kt. Seas 10 ft. $$ PKZ781-170015- Seguam to Adak Bering Side from 15 to 85 NM- 307 AM AKDT Thu Oct 16 2025 ...SMALL CRAFT ADVISORY TODAY AND FRIDAY... .TODAY...SE wind 20 kt. Seas 8 ft. .TONIGHT...SE wind 20 kt. Seas 7 ft. .FRI...NW wind 25 kt. Seas 9 ft. .FRI NIGHT...NW wind 25 kt. Seas 9 ft. .SAT...NE wind 40 kt. Seas 16 ft. .SUN...SW wind 40 kt. Seas 18 ft. .MON...W wind 25 kt. Seas 10 ft. $$ PKZ782-170015- Seguam to Adak Pacific Side out to 15 NM- 307 AM AKDT Thu Oct 16 2025 ...SMALL CRAFT ADVISORY TONIGHT AND FRIDAY... .TODAY...SE wind 20 kt. Seas 7 ft. .TONIGHT...SE wind 20 kt becoming W after midnight. Seas 8 ft. Rain showers. .FRI...NW wind 25 kt. Seas 8 ft. .FRI NIGHT...W wind 25 kt. Seas 9 ft. .SAT...E wind 40 kt. Seas 22 ft. .SUN...SW wind 40 kt. Seas 22 ft. .MON...SW wind 30 kt. Seas 16 ft. $$ PKZ783-170015- Seguam to Adak Pacific Side from 15 to 75 NM- 307 AM AKDT Thu Oct 16 2025 ...GALE WARNING FRIDAY... .TODAY...S wind 25 kt. Seas 9 ft. Rain. .TONIGHT...S wind 20 kt becoming W 30 kt after midnight. Seas 11 ft. .FRI...NW wind 35 kt. Seas 13 ft. .FRI NIGHT...W wind 25 kt. Seas 11 ft. .SAT...E wind 45 kt. Seas 26 ft. .SUN...SW wind 45 kt. Seas 26 ft. .MON...SW wind 35 kt. Seas 20 ft. $$ PKZ784-170015- Adak to Kiska Bering Side- 307 AM AKDT Thu Oct 16 2025 ...SMALL CRAFT ADVISORY TONIGHT AND FRIDAY... .TODAY...SE wind 20 kt. Seas 7 ft. .TONIGHT...NW wind 30 kt. Seas 10 ft. .FRI...NW wind 30 kt. Seas 11 ft. .FRI NIGHT...SW wind 20 kt. Seas 9 ft. .SAT...NE wind 30 kt. Seas 16 ft. .SUN...S wind 30 kt. Seas 16 ft. .MON...W wind 25 kt. Seas 15 ft. $$ PKZ785-170015- Adak to Kiska Pacific Side- 307 AM AKDT Thu Oct 16 2025 ...GALE WARNING TONIGHT AND FRIDAY... .TODAY...SE wind 25 kt. Seas 8 ft. .TONIGHT...NW wind 35 kt. Seas 14 ft. .FRI...NW wind 35 kt diminishing to 25 kt in the afternoon. Seas 13 ft. .FRI NIGHT...SW wind 20 kt. Seas 8 ft. .SAT...NE wind 35 kt. Seas 20 ft. .SUN...SW wind 35 kt. Seas 20 ft. .MON...W wind 30 kt. Seas 20 ft. $$ PKZ786-170015- Kiska to Attu Bering Side- 307 AM AKDT Thu Oct 16 2025 ...SMALL CRAFT ADVISORY THROUGH FRIDAY... .TODAY...NW wind 30 kt. Seas 10 ft. .TONIGHT...NW wind 30 kt. Seas 12 ft. .FRI...NW wind 25 kt. Seas 10 ft. .FRI NIGHT...SW wind 25 kt. Seas 8 ft. .SAT...N wind 25 kt. Seas 10 ft. .SUN...E wind 25 kt. Seas 10 ft. .MON...W wind 25 kt. Seas 15 ft. $$ PKZ787-170015- Kiska to Attu Pacific Side- 307 AM AKDT Thu Oct 16 2025 ...SMALL CRAFT ADVISORY THROUGH FRIDAY... .TODAY...NE wind 30 kt. Seas 11 ft. .TONIGHT...NW wind 30 kt. Seas 12 ft. .FRI...W wind 25 kt. Seas 11 ft subsiding to 7 ft in the afternoon. .FRI NIGHT...SW wind 25 kt. Seas 8 ft. .SAT...N wind 25 kt. Seas 13 ft. .SUN...S wind 30 kt. Seas 16 ft. .MON...W wind 30 kt. Seas 19 ft. $$ PKZ766-170015- Pribilof Islands Nearshore Waters- 307 AM AKDT Thu Oct 16 2025 ...SMALL CRAFT ADVISORY TODAY... .TODAY...NW wind 30 kt becoming W 20 kt in the afternoon. Seas 12 ft. .TONIGHT...NW wind 15 kt. Seas 6 ft. .FRI...NE wind 15 kt. Seas 5 ft. .FRI NIGHT...E wind 20 kt. Seas 5 ft. .SAT...SE wind 30 kt. Seas 9 ft. .SUN...N wind 30 kt. Seas 12 ft. .MON...N wind 20 kt. Seas 8 ft. $$ PKZ760-170015- Bristol Bay greater than 15 NM- 307 AM AKDT Thu Oct 16 2025 ...SMALL CRAFT ADVISORY THROUGH FRIDAY... .TODAY...W wind 30 kt. Seas 9 ft. .TONIGHT...W wind 30 kt. Seas 12 ft. .FRI...NW wind 25 kt. Seas 8 ft. .FRI NIGHT...NW wind 25 kt. Seas 8 ft. .SAT...N wind 25 kt. Seas 6 ft. .SUN...NE wind 35 kt. Seas 11 ft. .MON...N wind 20 kt. Seas 7 ft. $$ PKZ761-170015- Bristol Bay from Port Heiden to Cape Chichagof out to 15 NM- 307 AM AKDT Thu Oct 16 2025 ...SMALL CRAFT ADVISORY THROUGH TONIGHT... .TODAY...W wind 30 kt. Seas 5 ft building to 9 ft in the afternoon. .TONIGHT...W wind 30 kt. Seas 11 ft. .FRI...W wind 20 kt. Seas 7 ft. .FRI NIGHT...N wind 20 kt. Seas 6 ft. .SAT...N wind 20 kt. Seas 5 ft. .SUN...NE wind 30 kt. Seas 6 ft. .MON...N wind 20 kt. Seas 8 ft. $$ PKZ762-170015- Bristol Bay from Cape Chichagof to Cape Pierce out to 15 NM- 307 AM AKDT Thu Oct 16 2025 ...SMALL CRAFT ADVISORY THROUGH TONIGHT... .TODAY...W wind 25 kt. Seas 6 ft. .TONIGHT...W wind 30 kt. Seas 8 ft. .FRI...W wind 20 kt. Seas 6 ft. .FRI NIGHT...NW wind 25 kt. Seas 5 ft. .SAT...N wind 25 kt. Seas 4 ft. .SUN...NE wind 30 kt. Seas 8 ft. .MON...N wind 20 kt. Seas 3 ft. $$ PKZ763-170015- Kuskokwim Delta and Etolin Strait out to 15 NM- 307 AM AKDT Thu Oct 16 2025 ...SMALL CRAFT ADVISORY TONIGHT AND FRIDAY... .TODAY...N wind 20 kt. Seas 4 ft. .TONIGHT...W wind 30 kt. Seas 8 ft. Rain showers. .FRI...NW wind 25 kt. Seas 7 ft. .FRI NIGHT...NW wind 20 kt. Seas 5 ft. .SAT...E wind 25 kt. Seas 5 ft. .SUN...NE wind 30 kt. Seas 6 ft. .MON...N wind 20 kt. Seas 4 ft. $$ PKZ764-170015- Kuskokwim Delta from 15 to 80 NM- 307 AM AKDT Thu Oct 16 2025 ...SMALL CRAFT ADVISORY THROUGH FRIDAY... .TODAY...NW wind 20 kt becoming W 30 kt in the afternoon. Seas 5 ft building to 9 ft in the afternoon. .TONIGHT...W wind 30 kt. Seas 12 ft. .FRI...NW wind 25 kt. Seas 8 ft. .FRI NIGHT...NW wind 25 kt. Seas 8 ft. .SAT...SE wind 30 kt. Seas 7 ft. .SUN...NE wind 35 kt. Seas 12 ft. .MON...N wind 20 kt. Seas 7 ft. $$ PKZ765-170015- North and West of Nunivak Island- 307 AM AKDT Thu Oct 16 2025 ...SMALL CRAFT ADVISORY THROUGH FRIDAY... .TODAY...NW wind 25 kt. Seas 8 ft. Rain. .TONIGHT...NW wind 25 kt. Seas 10 ft. .FRI...NW wind 25 kt. Seas 8 ft. .FRI NIGHT...W wind 20 kt. Seas 6 ft. .SAT...S wind 20 kt. Seas 7 ft. .SUN THROUGH MON...N wind 20 kt. Seas 7 ft. $$ PKZ767-170015- Saint Matthew Island Waters- 307 AM AKDT Thu Oct 16 2025 ...SMALL CRAFT ADVISORY THROUGH TONIGHT... .TODAY...NW wind 25 kt. Seas 9 ft. .TONIGHT...NW wind 25 kt. Seas 8 ft. .FRI...NW wind 20 kt. Seas 6 ft. .FRI NIGHT...SW wind 20 kt. Seas 6 ft. .SAT...S wind 20 kt. Seas 6 ft. .SUN THROUGH MON...N wind 20 kt. Seas 8 ft. $$