FZAK52 PAFC 181135 CWFALU Coastal Waters Forecast National Weather Service Anchorage Alaska 335 AM AKDT Thu Sep 18 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. PKZ199-190100- 335 AM AKDT Thu Sep 18 2025 .SYNOPSIS FOR SOUTHWEST ALASKA+BRISTOL BAY+THE ALASKA PENINSULA WATERS AND THE ALEUTIAN ISLANDS... A 990 mb low 185 nm N of Adak moves to 70 nm N of Nelson Lagoon at 986 mb by Fri morning. High pressure builds over the western Bering Sea by Fri afternoon. $$ PKZ750-190100- Sitkinak to Castle Cape out to 15 NM- 335 AM AKDT Thu Sep 18 2025 .TODAY...E wind 20 kt. Seas 5 ft. .TONIGHT...Variable wind 10 kt. Seas 5 ft. .FRI...SE wind 15 kt in the morning becoming variable 10 kt. Seas 5 ft. .FRI NIGHT...NW wind 20 kt. Seas 5 ft. .SAT...W wind 20 kt. Seas 6 ft. .SUN...NW wind 30 kt. Seas 6 ft. .MON...NW wind 35 kt. Seas 7 ft. $$ PKZ751-190100- Sitkinak to Castle Cape from 15 to 100 NM- 335 AM AKDT Thu Sep 18 2025 ...SMALL CRAFT ADVISORY THROUGH TONIGHT... .TODAY...SW wind 20 kt. Seas 8 ft. .TONIGHT...SW wind 15 kt. Seas 8 ft. .FRI...SW wind 15 kt. Seas 7 ft. .FRI NIGHT...W wind 25 kt. Seas 9 ft. .SAT...W wind 25 kt. Seas 12 ft. .SUN THROUGH MON...NW wind 35 kt. Seas 13 ft. $$ PKZ752-190100- Castle Cape to Cape Tolstoi out to 15 NM- 335 AM AKDT Thu Sep 18 2025 .TODAY...Variable wind 10 kt. Seas 4 ft. .TONIGHT...S wind 15 kt. Seas 5 ft. Rain showers. .FRI...W wind 15 kt. Seas 5 ft. .FRI NIGHT...W wind 20 kt. Seas 5 ft. .SAT...W wind 20 kt. Seas 5 ft. .SUN THROUGH MON...NW wind 30 kt. Seas 4 ft. $$ PKZ753-190100- Castle Cape to Cape Tolstoi from 15 to 100 NM- 335 AM AKDT Thu Sep 18 2025 ...SMALL CRAFT ADVISORY TONIGHT AND FRIDAY... .TODAY...SW wind 20 kt. Seas 7 ft. .TONIGHT...S wind 20 kt. Seas 8 ft. Rain showers. .FRI...W wind 20 kt. Seas 8 ft. .FRI NIGHT...W wind 30 kt. Seas 13 ft. .SAT...W wind 30 kt. Seas 14 ft. .SUN...NW wind 35 kt. Seas 12 ft. .MON...NW wind 30 kt. Seas 12 ft. $$ PKZ754-190100- Cape Tolstoi to Cape Sarichef out to 15 NM- 335 AM AKDT Thu Sep 18 2025 .TODAY...S wind 15 kt. Seas 5 ft. Rain showers. .TONIGHT...SW wind 15 kt. Seas 6 ft. .FRI...W wind 20 kt. Seas 6 ft. .FRI NIGHT...W wind 25 kt. Seas 8 ft. .SAT...W wind 20 kt. Seas 7 ft. .SUN THROUGH MON...NW wind 30 kt. Seas 5 ft. $$ PKZ755-190100- Cape Tolstoi to Cape Sarichef from 15 to 100 NM- 335 AM AKDT Thu Sep 18 2025 ...SMALL CRAFT ADVISORY TONIGHT AND FRIDAY... .TODAY...SW wind 20 kt. Seas 7 ft. Rain showers. .TONIGHT...SW wind 20 kt. Seas 8 ft. .FRI...W wind 20 kt. Seas 8 ft. .FRI NIGHT...W wind 35 kt. Seas 14 ft. .SAT THROUGH MON...NW wind 30 kt. Seas 12 ft. $$ PKZ756-190100- Port Heiden to Nelson Lagoon out to 15 NM- 335 AM AKDT Thu Sep 18 2025 .TODAY...SE wind 15 kt. Seas 2 ft. .TONIGHT...SE wind 15 kt. Seas 2 ft. .FRI...SW wind 20 kt. Seas 3 ft. .FRI NIGHT...W wind 20 kt. Seas 4 ft. .SAT...W wind 20 kt. Seas 5 ft. .SUN THROUGH MON...NW wind 30 kt. Seas 9 ft. $$ PKZ757-190100- Port Heiden to Nelson Lagoon from 15 to 60 NM- 335 AM AKDT Thu Sep 18 2025 .TODAY...Variable wind 10 kt. Seas 3 ft. .TONIGHT...SE wind 15 kt. Seas 3 ft. Rain. .FRI...SW wind 20 kt. Seas 4 ft. .FRI NIGHT...W wind 20 kt. Seas 4 ft. .SAT...W wind 20 kt. Seas 5 ft. .SUN THROUGH MON...NW wind 30 kt. Seas 10 ft. $$ PKZ758-190100- Nelson Lagoon to Cape Sarichef out to 15 NM- 335 AM AKDT Thu Sep 18 2025 .TODAY...S wind 15 kt. Seas 3 ft. Rain showers. .TONIGHT...W wind 15 kt. Seas 3 ft. .FRI...W wind 20 kt. Seas 3 ft. .FRI NIGHT...W wind 25 kt. Seas 7 ft. .SAT...W wind 20 kt. Seas 7 ft. .SUN THROUGH MON...NW wind 30 kt. Seas 9 ft. $$ PKZ759-190100- Nelson Lagoon to Cape Sarichef from 15 to 70 NM- 335 AM AKDT Thu Sep 18 2025 .TODAY...SE wind 15 kt. Seas 4 ft. .TONIGHT...W wind 15 kt. Seas 3 ft. .FRI...W wind 20 kt. Seas 4 ft. .FRI NIGHT...NW wind 25 kt. Seas 7 ft. .SAT...W wind 25 kt. Seas 8 ft. .SUN THROUGH MON...NW wind 30 kt. Seas 10 ft. $$ PKZ770-190100- Cape Sarichef to Nikolski Bering Side out to 15 NM- 335 AM AKDT Thu Sep 18 2025 ...SMALL CRAFT ADVISORY FRIDAY... .TODAY...S wind 20 kt in the morning becoming variable 10 kt. Seas 4 ft. .TONIGHT...Variable wind 10 kt becoming W 20 kt after midnight. Seas 3 ft. .FRI...W wind 30 kt. Seas 5 ft building to 9 ft in the afternoon. .FRI NIGHT...W wind 30 kt. Seas 9 ft. .SAT THROUGH MON...W wind 30 kt. Seas 8 ft. $$ PKZ772-190100- Cape Sarichef to Nikolski Bering Side from 15 to 85 NM- 335 AM AKDT Thu Sep 18 2025 ...SMALL CRAFT ADVISORY FRIDAY... .TODAY...SW wind 15 kt. Seas 5 ft. .TONIGHT...Variable wind 10 kt becoming W 20 kt after midnight. Seas 4 ft. .FRI...W wind 30 kt. Seas 6 ft building to 10 ft in the afternoon. .FRI NIGHT...W wind 30 kt. Seas 10 ft. .SAT...W wind 25 kt. Seas 10 ft. .SUN...NW wind 30 kt. Seas 10 ft. .MON...W wind 25 kt. Seas 8 ft. $$ PKZ771-190100- Unalaska Bay- 335 AM AKDT Thu Sep 18 2025 ...SMALL CRAFT ADVISORY FRIDAY... .TODAY...S wind 10 kt in the morning becoming variable less than 10 kt. Seas 2 ft. Rain. .TONIGHT...Variable wind less than 10 kt becoming W 10 kt after midnight. Seas 2 ft. .FRI...SW wind 10 kt becoming W 25 kt in the afternoon. Seas 2 ft building to 4 ft in the afternoon. Rain. .FRI NIGHT...W wind 25 kt. Seas 4 ft. .SAT THROUGH SUN...W wind 25 kt. Seas 4 ft. .MON...W wind 20 kt. Seas 3 ft. $$ PKZ773-190100- Cape Sarichef to Nikolski Pacific Side out to 15 NM- 335 AM AKDT Thu Sep 18 2025 ...SMALL CRAFT ADVISORY FRIDAY... .TODAY...SW wind 20 kt. Seas 6 ft. .TONIGHT...W wind 20 kt. Seas 7 ft. .FRI...W wind 30 kt. Seas 8 ft. .FRI NIGHT...W wind 30 kt. Seas 9 ft. .SAT THROUGH MON...W wind 30 kt. Seas 7 ft. $$ PKZ774-190100- Cape Sarichef to Nikolski Pacific Side from 15 to 85 NM- 335 AM AKDT Thu Sep 18 2025 ...GALE WARNING FRIDAY... .TODAY...SW wind 20 kt. Seas 8 ft. .TONIGHT...W wind 25 kt. Seas 9 ft. .FRI...W wind 35 kt. Seas 12 ft. .FRI NIGHT...W wind 30 kt. Seas 12 ft. .SAT THROUGH MON...W wind 30 kt. Seas 9 ft. $$ PKZ775-190100- Nikolski to Seguam Bering Side out to 15 NM- 335 AM AKDT Thu Sep 18 2025 ...SMALL CRAFT ADVISORY TONIGHT AND FRIDAY... .TODAY...SW wind 15 kt. Seas 5 ft. .TONIGHT...W wind 15 kt increasing to 25 kt after midnight. Seas 6 ft. .FRI...W wind 30 kt. Seas 9 ft. .FRI NIGHT...W wind 25 kt. Seas 9 ft. .SAT THROUGH SUN...W wind 25 kt. Seas 8 ft. .MON...SW wind 25 kt. Seas 8 ft. $$ PKZ776-190100- Nikolski to Seguam Bering Side from 15 to 85 NM- 335 AM AKDT Thu Sep 18 2025 ...SMALL CRAFT ADVISORY TONIGHT AND FRIDAY... .TODAY...SW wind 15 kt. Seas 5 ft. .TONIGHT...W wind 15 kt increasing to 25 kt after midnight. Seas 6 ft. .FRI...NW wind 30 kt. Seas 10 ft. .FRI NIGHT...W wind 30 kt. Seas 10 ft. .SAT THROUGH SUN...W wind 25 kt. Seas 8 ft. .MON...SW wind 25 kt. Seas 9 ft. $$ PKZ777-190100- Nikolski to Seguam Pacfic Side out to 15 NM- 335 AM AKDT Thu Sep 18 2025 ...SMALL CRAFT ADVISORY TONIGHT AND FRIDAY... .TODAY...SW wind 15 kt. Seas 7 ft. .TONIGHT...W wind 15 kt increasing to 25 kt after midnight. Seas 8 ft. .FRI...W wind 30 kt. Seas 9 ft. .FRI NIGHT...W wind 25 kt. Seas 9 ft. .SAT THROUGH SUN...W wind 25 kt. Seas 7 ft. .MON...SW wind 25 kt. Seas 9 ft. $$ PKZ778-190100- Nikolski to Seguam Pacific Side from 15 to 75 NM- 335 AM AKDT Thu Sep 18 2025 ...SMALL CRAFT ADVISORY THROUGH FRIDAY... .TODAY...SW wind 25 kt. Seas 9 ft. .TONIGHT...W wind 25 kt. Seas 10 ft. .FRI...W wind 30 kt. Seas 11 ft. .FRI NIGHT...W wind 30 kt. Seas 10 ft. .SAT THROUGH SUN...W wind 30 kt. Seas 9 ft. .MON...SW wind 25 kt. Seas 10 ft. $$ PKZ780-190100- Seguam to Adak Bering Side out to 15 NM- 335 AM AKDT Thu Sep 18 2025 ...SMALL CRAFT ADVISORY TONIGHT AND FRIDAY... .TODAY...W wind 20 kt. Seas 3 ft. .TONIGHT...NW wind 25 kt. Seas 6 ft. .FRI...NW wind 25 kt. Seas 7 ft. .FRI NIGHT...W wind 20 kt. Seas 7 ft. .SAT THROUGH SUN...W wind 20 kt. Seas 6 ft. .MON...S wind 25 kt. Seas 7 ft. $$ PKZ781-190100- Seguam to Adak Bering Side from 15 to 85 NM- 335 AM AKDT Thu Sep 18 2025 ...SMALL CRAFT ADVISORY TONIGHT AND FRIDAY... .TODAY...W wind 20 kt. Seas 4 ft. .TONIGHT...NW wind 25 kt. Seas 7 ft. .FRI...NW wind 25 kt. Seas 8 ft. .FRI NIGHT...W wind 25 kt. Seas 8 ft. .SAT...W wind 25 kt. Seas 7 ft. .SUN...W wind 20 kt. Seas 6 ft. .MON...S wind 25 kt. Seas 9 ft. $$ PKZ782-190100- Seguam to Adak Pacific Side out to 15 NM- 335 AM AKDT Thu Sep 18 2025 ...SMALL CRAFT ADVISORY THROUGH FRIDAY... .TODAY...SW wind 20 kt. Seas 8 ft. .TONIGHT...NW wind 25 kt. Seas 8 ft. .FRI...W wind 25 kt. Seas 7 ft. .FRI NIGHT...W wind 20 kt. Seas 6 ft. .SAT THROUGH SUN...W wind 20 kt. Seas 5 ft. .MON...S wind 25 kt. Seas 14 ft. $$ PKZ783-190100- Seguam to Adak Pacific Side from 15 to 75 NM- 335 AM AKDT Thu Sep 18 2025 ...SMALL CRAFT ADVISORY THROUGH FRIDAY... .TODAY...SW wind 25 kt. Seas 10 ft. .TONIGHT...W wind 25 kt. Seas 9 ft. .FRI...NW wind 25 kt. Seas 8 ft. .FRI NIGHT...W wind 20 kt. Seas 7 ft. .SAT...W wind 25 kt. Seas 6 ft. .SUN...W wind 20 kt. Seas 6 ft. .MON...S wind 25 kt. Seas 15 ft. $$ PKZ784-190100- Adak to Kiska Bering Side- 335 AM AKDT Thu Sep 18 2025 ...SMALL CRAFT ADVISORY TONIGHT... .TODAY...NW wind 20 kt. Seas 7 ft. .TONIGHT...NW wind 20 kt. Seas 8 ft. .FRI...NW wind 20 kt. Seas 7 ft. .FRI NIGHT...W wind 15 kt. Seas 6 ft. .SAT THROUGH SUN...SW wind 15 kt. Seas 5 ft. .MON...SE wind 30 kt. Seas 11 ft. $$ PKZ785-190100- Adak to Kiska Pacific Side- 335 AM AKDT Thu Sep 18 2025 ...SMALL CRAFT ADVISORY TODAY... .TODAY...NW wind 25 kt. Seas 12 ft. .TONIGHT...NW wind 20 kt. Seas 7 ft. .FRI...NW wind 15 kt. Seas 6 ft. .FRI NIGHT...W wind 15 kt. Seas 5 ft. .SAT...W wind 15 kt. Seas 5 ft. .SUN...SW wind 15 kt. Seas 4 ft. .MON...SE wind 30 kt. Seas 21 ft. $$ PKZ786-190100- Kiska to Attu Bering Side- 335 AM AKDT Thu Sep 18 2025 ...SMALL CRAFT ADVISORY THROUGH TONIGHT... .TODAY...N wind 25 kt. Seas 10 ft. .TONIGHT...N wind 15 kt. Seas 8 ft. .FRI...NW wind 15 kt. Seas 6 ft. .FRI NIGHT...Variable wind 10 kt. Seas 5 ft. .SAT...Variable wind 10 kt. Seas 5 ft. .SUN...S wind 20 kt. Seas 5 ft. .MON...SE wind 30 kt. Seas 13 ft. $$ PKZ787-190100- Kiska to Attu Pacific Side- 335 AM AKDT Thu Sep 18 2025 ...SMALL CRAFT ADVISORY THROUGH TONIGHT... .TODAY...N wind 20 kt. Seas 8 ft. .TONIGHT...N wind 15 kt. Seas 8 ft. .FRI...Variable wind 10 kt. Seas 6 ft. .FRI NIGHT...Variable wind 10 kt. Seas 5 ft. .SAT...Variable wind 10 kt. Seas 5 ft. .SUN...SE wind 25 kt. Seas 6 ft. .MON...SE wind 30 kt. Seas 21 ft. $$ PKZ766-190100- Pribilof Islands Nearshore Waters- 335 AM AKDT Thu Sep 18 2025 .TODAY...SE wind 20 kt. Seas 5 ft. Rain. .TONIGHT...Variable wind 10 kt. Seas 4 ft. .FRI...N wind 15 kt. Seas 5 ft. .FRI NIGHT...NW wind 20 kt. Seas 5 ft. .SAT...NW wind 20 kt. Seas 6 ft. .SUN...NW wind 25 kt. Seas 7 ft. .MON...W wind 20 kt. Seas 6 ft. $$ PKZ760-190100- Bristol Bay greater than 15 NM- 335 AM AKDT Thu Sep 18 2025 .TODAY...E wind 15 kt. Seas 3 ft. .TONIGHT...E wind 20 kt. Seas 3 ft. .FRI...E wind 15 kt. Seas 3 ft. .FRI NIGHT...NW wind 10 kt. Seas 2 ft. .SAT...W wind 15 kt. Seas 4 ft. .SUN THROUGH MON...NW wind 30 kt. Seas 9 ft. $$ PKZ761-190100- Bristol Bay from Port Heiden to Cape Chichagof out to 15 NM- 335 AM AKDT Thu Sep 18 2025 .TODAY...E wind 10 kt. Seas 2 ft. .TONIGHT...SE wind 20 kt. Seas 2 ft. .FRI...SE wind 15 kt. Seas 3 ft. .FRI NIGHT...NW wind 10 kt. Seas 2 ft. .SAT...W wind 20 kt. Seas 4 ft. .SUN THROUGH MON...NW wind 30 kt. Seas 9 ft. $$ PKZ762-190100- Bristol Bay from Cape Chichagof to Cape Pierce out to 15 NM- 335 AM AKDT Thu Sep 18 2025 .TODAY...E wind 15 kt. Seas 2 ft. Rain. .TONIGHT...E wind 20 kt. Seas 3 ft. .FRI...E wind 20 kt. Seas 3 ft. .FRI NIGHT...N wind 10 kt. Seas 2 ft. .SAT...NW wind 20 kt. Seas 3 ft. .SUN...NW wind 25 kt. Seas 5 ft. .MON...NW wind 30 kt. Seas 5 ft. $$ PKZ763-190100- Kuskokwim Delta and Etolin Strait out to 15 NM- 335 AM AKDT Thu Sep 18 2025 .TODAY...E wind 15 kt. Seas 3 ft. .TONIGHT...E wind 15 kt. Seas 2 ft. .FRI...NE wind 15 kt. Seas 2 ft. .FRI NIGHT...N wind 15 kt. Seas 2 ft. .SAT...NW wind 25 kt. Seas 5 ft. .SUN THROUGH MON...NW wind 30 kt. Seas 5 ft. $$ PKZ764-190100- Kuskokwim Delta from 15 to 80 NM- 335 AM AKDT Thu Sep 18 2025 .TODAY...E wind 20 kt. Seas 5 ft. .TONIGHT...E wind 20 kt. Seas 5 ft. .FRI...NE wind 15 kt. Seas 4 ft. .FRI NIGHT...N wind 15 kt. Seas 3 ft. .SAT...NW wind 25 kt. Seas 6 ft. .SUN THROUGH MON...NW wind 30 kt. Seas 9 ft. $$ PKZ765-190100- North and West of Nunivak Island- 335 AM AKDT Thu Sep 18 2025 .TODAY...E wind 20 kt. Seas 5 ft. .TONIGHT...NE wind 20 kt. Seas 5 ft. .FRI...N wind 20 kt. Seas 5 ft. .FRI NIGHT...N wind 25 kt. Seas 6 ft. .SAT THROUGH MON...W wind 25 kt. Seas 7 ft. $$ PKZ767-190100- Saint Matthew Island Waters- 335 AM AKDT Thu Sep 18 2025 ...SMALL CRAFT ADVISORY THROUGH FRIDAY... .TODAY...NE wind 25 kt. Seas 7 ft. .TONIGHT...NE wind 25 kt. Seas 7 ft. .FRI...N wind 25 kt. Seas 8 ft. .FRI NIGHT...N wind 25 kt. Seas 6 ft. .SAT THROUGH SUN...W wind 20 kt. Seas 6 ft. .MON...SW wind 20 kt. Seas 7 ft. $$