Coastal Waters Forecast
Issued by NWS
Issued by NWS
358 FZAK52 PAFC 021132 CWFALU Coastal Waters Forecast National Weather Service Anchorage Alaska 332 AM AKDT Tue Sep 2 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. PKZ199-030030- 332 AM AKDT Tue Sep 2 2025 .SYNOPSIS FOR SOUTHWEST ALASKA+BRISTOL BAY+THE ALASKA PENINSULA WATERS AND THE ALEUTIAN ISLANDS... A 1002 mb low 130 nm W of St. Lawrence Island remains nearly stationary through tonight and dissipates in the Gulf of Anadyr Wed morning. A 1001 mb North Pacific low 270 nm S of Nikolski this afternoon moves to 80 nm SW of Cape Newenham at 1000 mb Wed afternoon. This low moves inland of the Kuskokwim Delta through Wed night. An additional 1000 mb low North Pacific low moves to 260 nm S of Shemya at 989 mb by Thu morning. $$ PKZ750-030030- Sitkinak to Castle Cape out to 15 NM- 332 AM AKDT Tue Sep 2 2025 ...SMALL CRAFT ADVISORY TONIGHT AND WEDNESDAY... .TODAY...E wind 15 kt. Seas 3 ft. Patchy fog. Rain showers. .TONIGHT...S wind 25 kt. Seas 5 ft. Patchy fog. Rain showers. .WED...SE wind 25 kt. Seas 8 ft. Rain showers. .WED NIGHT...SW wind 20 kt. Seas 9 ft. .THU...NW wind 20 kt. Seas 7 ft. .FRI...S wind 20 kt. Seas 3 ft. .SAT...S wind 25 kt. Seas 5 ft. $$ PKZ751-030030- Sitkinak to Castle Cape from 15 to 100 NM- 332 AM AKDT Tue Sep 2 2025 ...SMALL CRAFT ADVISORY TONIGHT AND WEDNESDAY... .TODAY...S wind 20 kt. Seas 7 ft. Rain showers. .TONIGHT...S wind 25 kt. Seas 8 ft. Patchy fog. .WED...S wind 30 kt. Seas 11 ft. .WED NIGHT...SW wind 20 kt. Seas 11 ft. .THU...NW wind 15 kt. Seas 10 ft. .FRI THROUGH SAT...S wind 25 kt. Seas 7 ft. $$ PKZ752-030030- Castle Cape to Cape Tolstoi out to 15 NM- 332 AM AKDT Tue Sep 2 2025 ...SMALL CRAFT ADVISORY WEDNESDAY... .TODAY...Variable wind 10 kt becoming NE 20 kt in the afternoon. Seas 3 ft. Patchy fog. Rain showers. .TONIGHT...SE wind 20 kt. Seas 5 ft. Patchy fog. Rain showers. .WED...SE wind 25 kt. Seas 11 ft. Rain showers. .WED NIGHT...W wind 20 kt. Seas 10 ft. .THU...W wind 15 kt. Seas 5 ft. .FRI...S wind 20 kt. Seas 3 ft. .SAT...S wind 25 kt. Seas 5 ft. $$ PKZ753-030030- Castle Cape to Cape Tolstoi from 15 to 100 NM- 332 AM AKDT Tue Sep 2 2025 ...SMALL CRAFT ADVISORY TONIGHT AND WEDNESDAY... .TODAY...SE wind 20 kt. Seas 6 ft. Patchy fog. Rain showers. .TONIGHT...SE wind 30 kt. Seas 9 ft. Patchy fog. .WED...S wind 30 kt. Seas 15 ft. Patchy fog. .WED NIGHT...W wind 25 kt. Seas 13 ft. .THU...W wind 15 kt. Seas 8 ft. .FRI...S wind 25 kt. Seas 6 ft. .SAT...SW wind 30 kt. Seas 9 ft. $$ PKZ754-030030- Cape Tolstoi to Cape Sarichef out to 15 NM- 332 AM AKDT Tue Sep 2 2025 ...SMALL CRAFT ADVISORY THROUGH WEDNESDAY... .TODAY...Variable wind 10 kt becoming NE 25 kt in the afternoon. Seas 4 ft. Patchy fog. Rain showers. .TONIGHT...SE wind 20 kt. Seas 4 ft building to 8 ft after midnight. Patchy fog. Rain showers. .WED...S wind 20 kt becoming W 30 kt in the afternoon. Seas 10 ft. Patchy fog. .WED NIGHT...NW wind 25 kt. Seas 9 ft. .THU...SW wind 15 kt. Seas 4 ft. .FRI...S wind 25 kt. Seas 11 ft. .SAT...SW wind 25 kt. Seas 7 ft. $$ PKZ755-030030- Cape Tolstoi to Cape Sarichef from 15 to 100 NM- 332 AM AKDT Tue Sep 2 2025 ...SMALL CRAFT ADVISORY THROUGH WEDNESDAY... .TODAY...E wind 25 kt. Seas 7 ft. Rain showers. .TONIGHT...SE wind 30 kt. Seas 11 ft. Patchy fog. Rain showers. .WED...S wind 30 kt. Seas 16 ft. Patchy fog. .WED NIGHT...W wind 25 kt. Seas 14 ft. .THU...W wind 20 kt. Seas 7 ft. .FRI...S wind 30 kt. Seas 11 ft. .SAT...SW wind 30 kt. Seas 10 ft. $$ PKZ756-030030- Port Heiden to Nelson Lagoon out to 15 NM- 332 AM AKDT Tue Sep 2 2025 .TODAY...NE wind 15 kt. Seas 4 ft. Rain showers. .TONIGHT...E wind 20 kt. Seas 5 ft. Patchy fog. Rain showers. .WED...SE wind 20 kt. Seas 4 ft. .WED NIGHT...SW wind 25 kt. Seas 10 ft. .THU...W wind 20 kt. Seas 9 ft. .FRI...SE wind 25 kt. Seas 3 ft. .SAT...S wind 25 kt. Seas 2 ft. $$ PKZ757-030030- Port Heiden to Nelson Lagoon from 15 to 60 NM- 332 AM AKDT Tue Sep 2 2025 ...SMALL CRAFT ADVISORY WEDNESDAY... .TODAY...E wind 15 kt. Seas 5 ft. Rain showers. .TONIGHT...NE wind 20 kt. Seas 6 ft. Patchy fog. Rain showers. .WED...SE wind 25 kt. Seas 5 ft. .WED NIGHT...W wind 25 kt. Seas 12 ft. .THU...W wind 20 kt. Seas 9 ft. .FRI...SE wind 25 kt. Seas 5 ft. .SAT...S wind 30 kt. Seas 5 ft. $$ PKZ758-030030- Nelson Lagoon to Cape Sarichef out to 15 NM- 332 AM AKDT Tue Sep 2 2025 ...SMALL CRAFT ADVISORY WEDNESDAY... .TODAY...Variable wind 10 kt becoming NE 20 kt in the afternoon. Seas 6 ft. Rain showers. .TONIGHT...NE wind 20 kt. Seas 6 ft. Patchy fog. Rain showers. .WED...SE wind 15 kt becoming SW 30 kt in the afternoon. Gusts to 40 kt out of bays and passes in the afternoon. Seas 4 ft building to 10 ft in the afternoon. Rain showers. .WED NIGHT...W wind 25 kt. Seas 11 ft. .THU...SW wind 15 kt. Seas 7 ft. .FRI...SE wind 30 kt. Seas 4 ft. .SAT...S wind 30 kt. Seas 3 ft. $$ PKZ759-030030- Nelson Lagoon to Cape Sarichef from 15 to 70 NM- 332 AM AKDT Tue Sep 2 2025 ...SMALL CRAFT ADVISORY TONIGHT AND WEDNESDAY... .TODAY...NE wind 15 kt. Seas 6 ft. Rain showers. .TONIGHT...NE wind 25 kt. Seas 7 ft. Patchy fog. Rain showers. .WED...SE wind 15 kt becoming SW 30 kt in the afternoon. Seas 5 ft building to 10 ft in the afternoon. .WED NIGHT...W wind 30 kt. Seas 12 ft. .THU...SW wind 15 kt. Seas 8 ft. .FRI...SE wind 30 kt. Seas 7 ft. .SAT...S wind 30 kt. Seas 5 ft. $$ PKZ770-030030- Cape Sarichef to Nikolski Bering Side out to 15 NM- 332 AM AKDT Tue Sep 2 2025 ...SMALL CRAFT ADVISORY TONIGHT AND WEDNESDAY... .TODAY...Variable wind 10 kt becoming NE 20 kt in the afternoon. Seas 5 ft. Rain showers. .TONIGHT...N wind 30 kt. Seas 9 ft. Rain showers. .WED...NW wind 30 kt. Seas 11 ft. .WED NIGHT...W wind 20 kt. Seas 9 ft. .THU THROUGH FRI...S wind 30 kt. Seas 6 ft. .SAT...SW wind 30 kt. Seas 5 ft. $$ PKZ772-030030- Cape Sarichef to Nikolski Bering Side from 15 to 85 NM- 332 AM AKDT Tue Sep 2 2025 ...SMALL CRAFT ADVISORY TONIGHT AND WEDNESDAY... .TODAY...Variable wind 10 kt becoming NE 15 kt in the afternoon. Seas 6 ft. Rain showers. .TONIGHT...N wind 30 kt. Seas 9 ft. Rain showers. .WED...NW wind 30 kt. Seas 11 ft. .WED NIGHT...W wind 20 kt. Seas 10 ft. .THU...S wind 35 kt. Seas 7 ft. .FRI...SE wind 30 kt. Seas 10 ft. .SAT...SW wind 30 kt. Seas 7 ft. $$ PKZ771-030030- Unalaska Bay- 332 AM AKDT Tue Sep 2 2025 ...SMALL CRAFT ADVISORY WEDNESDAY... .TODAY...Variable wind less than 10 kt becoming NE 15 kt in the afternoon. Seas 3 ft building to 5 ft in the afternoon. Rain showers. .TONIGHT...N wind 20 kt diminishing to 10 kt after midnight. Seas 5 ft subsiding to 3 ft after midnight. Rain showers. .WED...NW wind 30 kt. Seas 5 ft. Rain. .WED NIGHT...W wind 15 kt. Seas 2 ft. .THU THROUGH FRI...S wind 25 kt. Seas 4 ft. .SAT...SW wind 20 kt. Seas 3 ft. $$ PKZ773-030030- Cape Sarichef to Nikolski Pacific Side out to 15 NM- 332 AM AKDT Tue Sep 2 2025 ...GALE WARNING WEDNESDAY... .TODAY...Variable wind 10 kt becoming N 25 kt in the afternoon. Seas 5 ft. Rain showers. .TONIGHT...N wind 30 kt. Seas 8 ft. Rain showers. .WED...NW wind 35 kt. Seas 10 ft. .WED NIGHT...NW wind 20 kt. Seas 7 ft. .THU...SE wind 30 kt. Seas 8 ft. .FRI...S wind 30 kt. Seas 15 ft. .SAT...SW wind 30 kt. Seas 8 ft. $$ PKZ774-030030- Cape Sarichef to Nikolski Pacific Side from 15 to 85 NM- 332 AM AKDT Tue Sep 2 2025 ...GALE WARNING WEDNESDAY... .TODAY...NE wind 30 kt. Seas 8 ft. Rain showers. .TONIGHT...NE wind 30 kt. Seas 10 ft. Rain showers. .WED...W wind 35 kt. Seas 14 ft. .WED NIGHT...NW wind 20 kt. Seas 9 ft. .THU...S wind 30 kt. Seas 9 ft. .FRI...S wind 35 kt. Seas 17 ft. .SAT...SW wind 30 kt. Seas 10 ft. $$ PKZ775-030030- Nikolski to Seguam Bering Side out to 15 NM- 332 AM AKDT Tue Sep 2 2025 ...SMALL CRAFT ADVISORY TONIGHT... .TODAY...Variable wind 10 kt becoming N 15 kt in the afternoon. Seas 5 ft. .TONIGHT...NW wind 25 kt. Seas 7 ft. .WED...NW wind 20 kt. Seas 6 ft. .WED NIGHT...Variable wind 10 kt. Seas 6 ft. .THU...SE wind 35 kt. Seas 13 ft. .FRI...S wind 30 kt. Seas 12 ft. .SAT...SW wind 30 kt. Seas 9 ft. $$ PKZ776-030030- Nikolski to Seguam Bering Side from 15 to 85 NM- 332 AM AKDT Tue Sep 2 2025 .TODAY...Variable wind 10 kt. Seas 5 ft. .TONIGHT...NW wind 20 kt. Seas 5 ft. .WED...NW wind 20 kt. Seas 6 ft. .WED NIGHT...Variable wind 10 kt. Seas 6 ft. .THU...SE wind 40 kt. Seas 13 ft. .FRI...S wind 30 kt. Seas 12 ft. .SAT...SW wind 30 kt. Seas 9 ft. $$ PKZ777-030030- Nikolski to Seguam Pacfic Side out to 15 NM- 332 AM AKDT Tue Sep 2 2025 ...SMALL CRAFT ADVISORY TONIGHT AND WEDNESDAY... .TODAY...Variable wind 10 kt becoming N 20 kt in the afternoon. Seas 5 ft. .TONIGHT...NW wind 30 kt. Seas 7 ft. .WED...NW wind 25 kt becoming W 15 kt in the afternoon. Seas 6 ft. .WED NIGHT...Variable wind 10 kt. Seas 5 ft. .THU...SE wind 35 kt. Seas 15 ft. .FRI...S wind 30 kt. Seas 16 ft. .SAT...SW wind 30 kt. Seas 11 ft. $$ PKZ778-030030- Nikolski to Seguam Pacific Side from 15 to 75 NM- 332 AM AKDT Tue Sep 2 2025 ...SMALL CRAFT ADVISORY TONIGHT AND WEDNESDAY... .TODAY...N wind 20 kt. Seas 5 ft. Rain showers. .TONIGHT...NW wind 30 kt. Seas 9 ft. .WED...NW wind 25 kt. Seas 8 ft. .WED NIGHT...W wind 15 kt. Seas 6 ft. .THU...SE wind 40 kt. Seas 19 ft. .FRI...S wind 35 kt. Seas 18 ft. .SAT...W wind 35 kt. Seas 12 ft. $$ PKZ780-030030- Seguam to Adak Bering Side out to 15 NM- 332 AM AKDT Tue Sep 2 2025 .TODAY...Variable wind 10 kt. Seas 4 ft. .TONIGHT...NW wind 15 kt. Seas 4 ft. .WED...W wind 15 kt. Seas 4 ft. .WED NIGHT...S wind 15 kt. Seas 3 ft. .THU...SE wind 40 kt. Seas 9 ft. .FRI...SW wind 30 kt. Seas 6 ft. .SAT...W wind 30 kt. Seas 11 ft. $$ PKZ781-030030- Seguam to Adak Bering Side from 15 to 85 NM- 332 AM AKDT Tue Sep 2 2025 .TODAY...Variable wind 10 kt. Seas 5 ft. .TONIGHT...NW wind 15 kt. Seas 4 ft. .WED...W wind 15 kt. Seas 4 ft. .WED NIGHT...S wind 20 kt. Seas 4 ft. .THU...SE wind 40 kt. Seas 12 ft. .FRI...SW wind 35 kt. Seas 9 ft. .SAT...W wind 35 kt. Seas 11 ft. $$ PKZ782-030030- Seguam to Adak Pacific Side out to 15 NM- 332 AM AKDT Tue Sep 2 2025 .TODAY...Variable wind 10 kt. Seas 4 ft. .TONIGHT...NW wind 15 kt. Seas 4 ft. .WED...W wind 15 kt. Seas 4 ft. .WED NIGHT...S wind 20 kt. Seas 4 ft. .THU...SE wind 40 kt. Seas 16 ft. .FRI THROUGH SAT...W wind 30 kt. Seas 13 ft. $$ PKZ783-030030- Seguam to Adak Pacific Side from 15 to 75 NM- 332 AM AKDT Tue Sep 2 2025 .TODAY...NW wind 15 kt. Seas 4 ft. .TONIGHT...NW wind 20 kt. Seas 5 ft. .WED...W wind 15 kt. Seas 5 ft. .WED NIGHT...S wind 25 kt. Seas 5 ft. .THU...S wind 45 kt. Seas 19 ft. .FRI...SW wind 35 kt. Seas 17 ft. .SAT...W wind 35 kt. Seas 13 ft. $$ PKZ784-030030- Adak to Kiska Bering Side- 332 AM AKDT Tue Sep 2 2025 .TODAY...Variable wind 10 kt. Seas 6 ft. .TONIGHT...Variable wind 10 kt. Seas 4 ft. .WED...S wind 15 kt. Seas 3 ft. .WED NIGHT...SE wind 30 kt. Seas 5 ft. .THU...SE wind 40 kt. Seas 14 ft. .FRI...W wind 35 kt. Seas 14 ft. .SAT...SW wind 30 kt. Seas 11 ft. $$ PKZ785-030030- Adak to Kiska Pacific Side- 332 AM AKDT Tue Sep 2 2025 .TODAY...Variable wind 10 kt. Seas 4 ft. .TONIGHT...Variable wind 10 kt. Seas 3 ft. .WED...S wind 15 kt. Seas 5 ft. .WED NIGHT...SE wind 40 kt. Seas 11 ft. .THU...S wind 40 kt. Seas 17 ft. .FRI...W wind 35 kt. Seas 15 ft. .SAT...SW wind 30 kt. Seas 12 ft. $$ PKZ786-030030- Kiska to Attu Bering Side- 332 AM AKDT Tue Sep 2 2025 .TODAY...Variable wind 10 kt. Seas 5 ft. .TONIGHT...Variable wind 10 kt. Seas 3 ft. .WED...SE wind 15 kt. Seas 3 ft. .WED NIGHT...E wind 30 kt. Seas 6 ft. .THU...NE wind 40 kt. Seas 15 ft. .FRI...NW wind 35 kt. Seas 15 ft. .SAT...S wind 25 kt. Seas 14 ft. $$ PKZ787-030030- Kiska to Attu Pacific Side- 332 AM AKDT Tue Sep 2 2025 .TODAY...Variable wind 10 kt. Seas 4 ft. .TONIGHT...Variable wind 10 kt. Seas 3 ft. .WED...Variable wind 10 kt becoming SE 20 kt in the afternoon. Seas 4 ft. .WED NIGHT...E wind 40 kt. Seas 14 ft. .THU...NE wind 40 kt. Seas 15 ft. .FRI...W wind 35 kt. Seas 14 ft. .SAT...S wind 20 kt. Seas 13 ft. $$ PKZ766-030030- Pribilof Islands Nearshore Waters- 332 AM AKDT Tue Sep 2 2025 ...SMALL CRAFT ADVISORY TODAY... .TODAY...SW wind 20 kt in the morning becoming variable 10 kt. Seas 9 ft. .TONIGHT...N wind 15 kt. Seas 5 ft. .WED...N wind 20 kt. Seas 5 ft. .WED NIGHT...W wind 15 kt. Seas 5 ft. .THU...S wind 25 kt. Seas 5 ft. .FRI...SE wind 30 kt. Seas 13 ft. .SAT...SW wind 25 kt. Seas 9 ft. $$ PKZ760-030030- Bristol Bay greater than 15 NM- 332 AM AKDT Tue Sep 2 2025 ...SMALL CRAFT ADVISORY TONIGHT AND WEDNESDAY... .TODAY...S wind 10 kt becoming E in the afternoon. Seas 4 ft. Patchy fog. .TONIGHT...E wind 25 kt. Seas 5 ft. Rain showers. .WED...SE wind 25 kt. Seas 7 ft. Patchy fog. .WED NIGHT...SW wind 25 kt. Seas 9 ft. .THU...W wind 25 kt. Seas 10 ft. .FRI THROUGH SAT...S wind 25 kt. Seas 4 ft. $$ PKZ761-030030- Bristol Bay from Port Heiden to Cape Chichagof out to 15 NM- 332 AM AKDT Tue Sep 2 2025 ...SMALL CRAFT ADVISORY TONIGHT AND WEDNESDAY... .TODAY...Variable wind less than 10 kt becoming E 10 kt in the afternoon. Seas 3 ft. Rain showers. .TONIGHT...E wind 15 kt becoming SE 25 kt after midnight. Seas 4 ft. Patchy fog. Rain showers. .WED...SE wind 25 kt. Seas 5 ft. .WED NIGHT...SW wind 25 kt. Seas 9 ft. .THU...W wind 25 kt. Seas 9 ft. .FRI THROUGH SAT...S wind 25 kt. Seas 3 ft. $$ PKZ762-030030- Bristol Bay from Cape Chichagof to Cape Pierce out to 15 NM- 332 AM AKDT Tue Sep 2 2025 ...SMALL CRAFT ADVISORY TONIGHT AND WEDNESDAY... .TODAY...SW wind 10 kt in the morning becoming variable less than 10 kt. Seas 2 ft. Patchy fog. .TONIGHT...E wind 15 kt increasing to 25 kt after midnight. Seas 3 ft. Rain showers. .WED...SE wind 25 kt. Seas 6 ft. Patchy fog. .WED NIGHT...S wind 20 kt. Seas 6 ft. .THU...W wind 25 kt. Seas 7 ft. .FRI THROUGH SAT...S wind 25 kt. Seas 3 ft. $$ PKZ763-030030- Kuskokwim Delta and Etolin Strait out to 15 NM- 332 AM AKDT Tue Sep 2 2025 ...SMALL CRAFT ADVISORY TODAY... .TODAY...S wind 30 kt diminishing to 20 kt in the afternoon. Seas 6 ft. .TONIGHT...S wind 15 kt becoming NE after midnight. Seas 4 ft. Rain showers. .WED...NE wind 20 kt. Seas 4 ft. Rain showers. .WED NIGHT...NW wind 25 kt. Seas 6 ft. .THU...W wind 20 kt. Seas 6 ft. .FRI THROUGH SAT...SE wind 30 kt. Seas 4 ft. $$ PKZ764-030030- Kuskokwim Delta from 15 to 80 NM- 332 AM AKDT Tue Sep 2 2025 ...SMALL CRAFT ADVISORY TODAY AND WEDNESDAY... .TODAY...S wind 25 kt. Seas 10 ft. .TONIGHT...SE wind 20 kt. Seas 6 ft. Rain showers. .WED...NE wind 25 kt. Seas 6 ft. Rain showers. .WED NIGHT...W wind 25 kt. Seas 10 ft. .THU...SW wind 20 kt. Seas 9 ft. .FRI...SE wind 30 kt. Seas 6 ft. .SAT...S wind 25 kt. Seas 6 ft. $$ PKZ765-030030- North and West of Nunivak Island- 332 AM AKDT Tue Sep 2 2025 ...SMALL CRAFT ADVISORY TODAY... .TODAY...SW wind 30 kt diminishing to 20 kt in the afternoon. Seas 13 ft. .TONIGHT...SW wind 15 kt in the evening becoming variable 10 kt. Seas 7 ft. .WED...N wind 20 kt. Seas 4 ft. .WED NIGHT...NW wind 20 kt. Seas 5 ft. .THU...SW wind 15 kt. Seas 4 ft. .FRI...E wind 25 kt. Seas 5 ft. .SAT...NE wind 25 kt. Seas 7 ft. $$ PKZ767-030030- Saint Matthew Island Waters- 332 AM AKDT Tue Sep 2 2025 ...SMALL CRAFT ADVISORY TODAY... .TODAY...W wind 25 kt becoming SW 15 kt in the afternoon. Seas 10 ft. .TONIGHT...Variable wind 10 kt. Seas 6 ft. .WED...W wind 15 kt. Seas 4 ft. .WED NIGHT...W wind 15 kt. Seas 3 ft. .THU...S wind 15 kt. Seas 4 ft. .FRI...NE wind 30 kt. Seas 8 ft. .SAT...NW wind 30 kt. Seas 9 ft. $$