Coastal Waters Forecast
Issued by NWS
Issued by NWS
592 FZAK52 PAFC 312316 CWFALU Coastal Waters Forecast National Weather Service Anchorage Alaska 316 PM AKDT Sun Aug 31 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. PKZ199-011230- 316 PM AKDT Sun Aug 31 2025 .SYNOPSIS FOR SOUTHWEST ALASKA+BRISTOL BAY+THE ALASKA PENINSULA WATERS AND THE ALEUTIAN ISLANDS... A 986 mb low about 280 nm NW of St. Paul Island moves to 100 nm NW of St. Lawrence Island at 1009 mb Tue afternoon. Its initial front lingers across the Alaska Peninsula and Bristol Bay through mid- Mon morning, then pushes inland of Southwest Alaska through Tue morning. A series of fronts, behind the initial front, move across the Bering Sea through Tue afternoon. $$ PKZ750-011230- Sitkinak to Castle Cape out to 15 NM- 316 PM AKDT Sun Aug 31 2025 ...SMALL CRAFT ADVISORY MONDAY... .TONIGHT...S wind 20 kt. Seas 5 ft. Rain. .MON...SE wind 25 kt. Seas 7 ft. Rain. .MON NIGHT...S wind 20 kt. Seas 6 ft. Rain. .TUE AND TUE NIGHT...Variable wind 10 kt. Seas 4 ft. .WED THROUGH THU...S wind 20 kt. Seas 7 ft. .FRI...S wind 25 kt. Seas 5 ft. $$ PKZ751-011230- Sitkinak to Castle Cape from 15 to 100 NM- 316 PM AKDT Sun Aug 31 2025 ...SMALL CRAFT ADVISORY MONDAY... .TONIGHT...S wind 20 kt. Seas 7 ft. .MON...S wind 25 kt. Seas 9 ft. .MON NIGHT...S wind 20 kt. Seas 7 ft. .TUE...S wind 15 kt. Seas 6 ft. .TUE NIGHT...SE wind 20 kt. Seas 6 ft. .WED...S wind 25 kt. Seas 9 ft. .THU...S wind 20 kt. Seas 9 ft. .FRI...S wind 30 kt. Seas 7 ft. $$ PKZ752-011230- Castle Cape to Cape Tolstoi out to 15 NM- 316 PM AKDT Sun Aug 31 2025 .TONIGHT...SE wind 20 kt. Seas 5 ft. Rain. .MON...S wind 20 kt. Seas 5 ft. Rain. .MON NIGHT...SW wind 15 kt. Seas 5 ft. .TUE...Variable wind 10 kt. Seas 3 ft. .TUE NIGHT...E wind 15 kt. Seas 5 ft. .WED...SE wind 15 kt. Seas 7 ft. .THU...S wind 15 kt. Seas 7 ft. .FRI...S wind 20 kt. Seas 5 ft. $$ PKZ753-011230- Castle Cape to Cape Tolstoi from 15 to 100 NM- 316 PM AKDT Sun Aug 31 2025 ...SMALL CRAFT ADVISORY THROUGH MONDAY... .TONIGHT...S wind 25 kt. Seas 9 ft. Rain. .MON...S wind 25 kt. Seas 9 ft. Rain. .MON NIGHT...SW wind 15 kt. Seas 7 ft. .TUE...E wind 15 kt. Seas 4 ft. .TUE NIGHT...SE wind 15 kt. Seas 6 ft. .WED...SE wind 25 kt. Seas 10 ft. .THU...SW wind 20 kt. Seas 10 ft. .FRI...S wind 30 kt. Seas 10 ft. $$ PKZ754-011230- Cape Tolstoi to Cape Sarichef out to 15 NM- 316 PM AKDT Sun Aug 31 2025 ...SMALL CRAFT ADVISORY TONIGHT... .TONIGHT...S wind 25 kt. Seas 7 ft. Rain. .MON...SW wind 15 kt. Seas 5 ft. .MON NIGHT...Variable wind 10 kt. Seas 4 ft. .TUE...Variable wind 10 kt. Seas 4 ft. .TUE NIGHT...N wind 15 kt. Seas 4 ft. .WED...N wind 15 kt. Seas 7 ft. .THU...SW wind 20 kt. Seas 7 ft. .FRI...S wind 20 kt. Seas 10 ft. $$ PKZ755-011230- Cape Tolstoi to Cape Sarichef from 15 to 100 NM- 316 PM AKDT Sun Aug 31 2025 ...SMALL CRAFT ADVISORY THROUGH MONDAY... .TONIGHT...S wind 25 kt. Seas 10 ft. Rain. .MON...SW wind 20 kt. Seas 8 ft. .MON NIGHT...Variable wind 10 kt. Seas 6 ft. .TUE...NE wind 15 kt. Seas 5 ft. .TUE NIGHT...E wind 20 kt. Seas 6 ft. .WED...SW wind 15 kt. Seas 10 ft. .THU THROUGH FRI...S wind 25 kt. Seas 11 ft. $$ PKZ756-011230- Port Heiden to Nelson Lagoon out to 15 NM- 316 PM AKDT Sun Aug 31 2025 ...SMALL CRAFT ADVISORY TONIGHT... .TONIGHT...SE wind 25 kt. Seas 6 ft. Rain. .MON...S wind 15 kt. Seas 4 ft. Rain. .MON NIGHT...Variable wind 10 kt. Seas 3 ft. .TUE...Variable wind 10 kt. Seas 5 ft. .TUE NIGHT...Variable wind 10 kt. Seas 5 ft. .WED...E wind 15 kt. Seas 4 ft. .THU...S wind 15 kt. Seas 4 ft. .FRI...SE wind 20 kt. Seas 3 ft. $$ PKZ757-011230- Port Heiden to Nelson Lagoon from 15 to 60 NM- 316 PM AKDT Sun Aug 31 2025 ...SMALL CRAFT ADVISORY TONIGHT... .TONIGHT...S wind 30 kt diminishing to 20 kt after midnight. Seas 10 ft. Rain. .MON...S wind 20 kt. Seas 6 ft. .MON NIGHT...SW wind 15 kt. Seas 5 ft. .TUE...Variable wind 10 kt. Seas 6 ft. .TUE NIGHT...Variable wind 10 kt. Seas 5 ft. .WED...NE wind 20 kt. Seas 6 ft. .THU...SW wind 15 kt. Seas 5 ft. .FRI...SE wind 20 kt. Seas 5 ft. $$ PKZ758-011230- Nelson Lagoon to Cape Sarichef out to 15 NM- 316 PM AKDT Sun Aug 31 2025 ...SMALL CRAFT ADVISORY TONIGHT... .TONIGHT...S wind 25 kt diminishing to 15 kt after midnight. Seas 6 ft. Widespread rain showers. .MON...W wind 15 kt. Seas 3 ft. .MON NIGHT...Variable wind 10 kt. Seas 5 ft. .TUE...Variable wind 10 kt. Seas 6 ft. .TUE NIGHT...NE wind 15 kt. Seas 5 ft. .WED...N wind 20 kt. Seas 7 ft. .THU...SW wind 20 kt. Seas 6 ft. .FRI...SE wind 20 kt. Seas 3 ft. $$ PKZ759-011230- Nelson Lagoon to Cape Sarichef from 15 to 70 NM- 316 PM AKDT Sun Aug 31 2025 ...SMALL CRAFT ADVISORY TONIGHT... .TONIGHT...S wind 25 kt. Seas 9 ft. Patchy fog. .MON...SW wind 15 kt. Seas 5 ft. Patchy fog. .MON NIGHT...SW wind 15 kt. Seas 7 ft. .TUE...SW wind 15 kt. Seas 8 ft. .TUE NIGHT...N wind 15 kt. Seas 6 ft. .WED...N wind 25 kt. Seas 7 ft. .THU...SW wind 20 kt. Seas 6 ft. .FRI...SE wind 20 kt. Seas 4 ft. $$ PKZ770-011230- Cape Sarichef to Nikolski Bering Side out to 15 NM- 316 PM AKDT Sun Aug 31 2025 .TONIGHT...S wind 20 kt. Seas 5 ft. .MON...SW wind 15 kt. Seas 5 ft. Patchy fog. .MON NIGHT...SW wind 15 kt. Seas 6 ft. .TUE...Variable wind 10 kt. Seas 6 ft. .TUE NIGHT...N wind 20 kt. Seas 5 ft. .WED...NW wind 25 kt. Seas 8 ft. .THU...S wind 25 kt. Seas 6 ft. .FRI...SE wind 20 kt. Seas 5 ft. $$ PKZ772-011230- Cape Sarichef to Nikolski Bering Side from 15 to 85 NM- 316 PM AKDT Sun Aug 31 2025 ...SMALL CRAFT ADVISORY MONDAY NIGHT... .TONIGHT...S wind 20 kt. Seas 7 ft. Patchy fog. .MON...SW wind 20 kt. Seas 6 ft. Patchy fog. .MON NIGHT...SW wind 20 kt. Seas 9 ft. .TUE...SW wind 15 kt. Seas 8 ft. .TUE NIGHT...N wind 15 kt. Seas 5 ft. .WED...N wind 20 kt. Seas 7 ft. .THU...SE wind 20 kt. Seas 6 ft. .FRI...E wind 15 kt. Seas 6 ft. $$ PKZ771-011230- Unalaska Bay- 316 PM AKDT Sun Aug 31 2025 .TONIGHT...S wind 15 kt becoming SW after midnight. Seas 2 ft. .MON...W wind 10 kt in the morning becoming variable less than 10 kt. Seas 2 ft. Patchy fog. .MON NIGHT...Variable wind less than 10 kt. Seas 2 ft. .TUE...Variable wind less than 10 kt. Seas 3 ft. .TUE NIGHT...N wind 15 kt. Seas 5 ft. .WED...NW wind 15 kt. Seas 5 ft. .THU THROUGH FRI...SE wind 10 kt. Seas 2 ft. $$ PKZ773-011230- Cape Sarichef to Nikolski Pacific Side out to 15 NM- 316 PM AKDT Sun Aug 31 2025 .TONIGHT...S wind 15 kt. Seas 7 ft. Patchy fog. .MON...SW wind 15 kt. Seas 6 ft. Patchy fog. .MON NIGHT...SW wind 15 kt. Seas 5 ft. .TUE...Variable wind 10 kt. Seas 4 ft. .TUE NIGHT...N wind 20 kt. Seas 5 ft. .WED...NW wind 25 kt. Seas 7 ft. .THU...S wind 25 kt. Seas 12 ft. .FRI...S wind 20 kt. Seas 13 ft. $$ PKZ774-011230- Cape Sarichef to Nikolski Pacific Side from 15 to 85 NM- 316 PM AKDT Sun Aug 31 2025 ...SMALL CRAFT ADVISORY TONIGHT... .TONIGHT...S wind 20 kt in the evening becoming variable 10 kt. Seas 9 ft. .MON...W wind 15 kt. Seas 7 ft. .MON NIGHT...W wind 15 kt. Seas 6 ft. .TUE...N wind 20 kt. Seas 5 ft. .TUE NIGHT...N wind 25 kt. Seas 8 ft. .WED...NW wind 25 kt. Seas 9 ft. .THU THROUGH FRI...S wind 25 kt. Seas 15 ft. $$ PKZ775-011230- Nikolski to Seguam Bering Side out to 15 NM- 316 PM AKDT Sun Aug 31 2025 .TONIGHT...W wind 15 kt. Seas 7 ft. Patchy fog. .MON...SW wind 20 kt. Seas 7 ft. Patchy fog. .MON NIGHT...SW wind 15 kt. Seas 7 ft. .TUE...Variable wind 10 kt. Seas 6 ft. .TUE NIGHT...N wind 15 kt. Seas 4 ft. .WED...NW wind 20 kt. Seas 4 ft. .THU...E wind 20 kt. Seas 11 ft. .FRI...SE wind 15 kt. Seas 11 ft. $$ PKZ776-011230- Nikolski to Seguam Bering Side from 15 to 85 NM- 316 PM AKDT Sun Aug 31 2025 ...SMALL CRAFT ADVISORY THROUGH MONDAY NIGHT... .TONIGHT...SW wind 20 kt. Seas 8 ft. Patchy fog. .MON...SW wind 25 kt. Seas 8 ft. Patchy fog. .MON NIGHT...SW wind 20 kt. Seas 8 ft. .TUE...W wind 15 kt. Seas 7 ft. .TUE NIGHT...Variable wind 10 kt. Seas 4 ft. .WED...N wind 20 kt. Seas 5 ft. .THU...E wind 20 kt. Seas 10 ft. .FRI...NE wind 15 kt. Seas 9 ft. $$ PKZ777-011230- Nikolski to Seguam Pacfic Side out to 15 NM- 316 PM AKDT Sun Aug 31 2025 .TONIGHT...W wind 15 kt. Seas 7 ft. Patchy fog. .MON...SW wind 20 kt. Seas 7 ft. Patchy fog. .MON NIGHT...SW wind 15 kt. Seas 6 ft. .TUE...Variable wind 10 kt. Seas 6 ft. .TUE NIGHT...N wind 20 kt. Seas 5 ft. .WED...NW wind 20 kt. Seas 5 ft. .THU...SE wind 20 kt. Seas 14 ft. .FRI...SW wind 15 kt. Seas 14 ft. $$ PKZ778-011230- Nikolski to Seguam Pacific Side from 15 to 75 NM- 316 PM AKDT Sun Aug 31 2025 ...SMALL CRAFT ADVISORY TONIGHT... .TONIGHT...W wind 15 kt. Seas 8 ft. Patchy fog. .MON...SW wind 15 kt. Seas 7 ft. .MON NIGHT...SW wind 15 kt. Seas 6 ft. .TUE...N wind 15 kt. Seas 5 ft. .TUE NIGHT...N wind 25 kt. Seas 7 ft. .WED...NW wind 25 kt. Seas 8 ft. .THU...SE wind 25 kt. Seas 15 ft. .FRI...SW wind 20 kt. Seas 15 ft. $$ PKZ780-011230- Seguam to Adak Bering Side out to 15 NM- 316 PM AKDT Sun Aug 31 2025 .TONIGHT...SW wind 20 kt. Seas 7 ft. Patchy fog. .MON...SW wind 20 kt. Seas 6 ft. Patchy fog. .MON NIGHT...SW wind 15 kt. Seas 6 ft. .TUE AND TUE NIGHT...Variable wind 10 kt. Seas 5 ft. .WED...NE wind 20 kt. Seas 3 ft. .THU...E wind 25 kt. Seas 10 ft. .FRI...NW wind 25 kt. Seas 8 ft. $$ PKZ781-011230- Seguam to Adak Bering Side from 15 to 85 NM- 316 PM AKDT Sun Aug 31 2025 ...SMALL CRAFT ADVISORY THROUGH MONDAY NIGHT... .TONIGHT...SW wind 25 kt. Seas 10 ft. Patchy fog. .MON...SW wind 25 kt. Seas 9 ft. Patchy fog. .MON NIGHT...SW wind 20 kt. Seas 8 ft. .TUE...W wind 15 kt. Seas 7 ft. .TUE NIGHT...Variable wind 10 kt. Seas 5 ft. .WED...NE wind 25 kt. Seas 4 ft. .THU...E wind 30 kt. Seas 12 ft. .FRI...N wind 25 kt. Seas 9 ft. $$ PKZ782-011230- Seguam to Adak Pacific Side out to 15 NM- 316 PM AKDT Sun Aug 31 2025 .TONIGHT...SW wind 20 kt. Seas 7 ft. Patchy fog. .MON...SW wind 20 kt. Seas 6 ft. Patchy fog. .MON NIGHT...SW wind 15 kt. Seas 5 ft. .TUE AND TUE NIGHT...Variable wind 10 kt. Seas 4 ft. .WED...NE wind 25 kt. Seas 4 ft. .THU...E wind 25 kt. Seas 14 ft. .FRI...NW wind 25 kt. Seas 11 ft. $$ PKZ783-011230- Seguam to Adak Pacific Side from 15 to 75 NM- 316 PM AKDT Sun Aug 31 2025 ...SMALL CRAFT ADVISORY TONIGHT... .TONIGHT...W wind 20 kt. Seas 8 ft. Patchy fog. .MON...SW wind 20 kt. Seas 7 ft. .MON NIGHT...SW wind 15 kt. Seas 5 ft. .TUE...Variable wind 10 kt. Seas 4 ft. .TUE NIGHT...NW wind 15 kt. Seas 3 ft. .WED...NE wind 30 kt. Seas 6 ft. .THU...SE wind 30 kt. Seas 15 ft. .FRI...W wind 30 kt. Seas 12 ft. $$ PKZ784-011230- Adak to Kiska Bering Side- 316 PM AKDT Sun Aug 31 2025 ...SMALL CRAFT ADVISORY THROUGH MONDAY NIGHT... .TONIGHT...W wind 25 kt. Seas 11 ft. .MON...SW wind 25 kt. Seas 9 ft. .MON NIGHT...SW wind 20 kt. Seas 8 ft. .TUE...SW wind 15 kt. Seas 6 ft. .TUE NIGHT...Variable wind 10 kt. Seas 4 ft. .WED...E wind 30 kt. Seas 6 ft. .THU...NE wind 30 kt. Seas 14 ft. .FRI...NW wind 30 kt. Seas 14 ft. $$ PKZ785-011230- Adak to Kiska Pacific Side- 316 PM AKDT Sun Aug 31 2025 ...SMALL CRAFT ADVISORY TONIGHT... .TONIGHT...W wind 20 kt. Seas 8 ft. .MON...SW wind 20 kt. Seas 7 ft. .MON NIGHT...SW wind 15 kt. Seas 6 ft. .TUE...Variable wind 10 kt. Seas 4 ft. .TUE NIGHT...S wind 15 kt. Seas 4 ft. .WED THROUGH THU...NE wind 35 kt. Seas 13 ft. .FRI...NW wind 35 kt. Seas 14 ft. $$ PKZ786-011230- Kiska to Attu Bering Side- 316 PM AKDT Sun Aug 31 2025 ...SMALL CRAFT ADVISORY THROUGH MONDAY... .TONIGHT...W wind 25 kt. Seas 10 ft. .MON...W wind 20 kt. Seas 9 ft. .MON NIGHT...W wind 20 kt. Seas 7 ft. .TUE AND TUE NIGHT...SE wind 15 kt. Seas 5 ft. .WED...NE wind 30 kt. Seas 7 ft. .THU...N wind 35 kt. Seas 10 ft. .FRI...W wind 30 kt. Seas 10 ft. $$ PKZ787-011230- Kiska to Attu Pacific Side- 316 PM AKDT Sun Aug 31 2025 ...SMALL CRAFT ADVISORY THROUGH MONDAY... .TONIGHT...W wind 20 kt. Seas 9 ft. .MON...W wind 20 kt. Seas 8 ft. .MON NIGHT...SW wind 15 kt. Seas 6 ft. .TUE...S wind 15 kt. Seas 4 ft. .TUE NIGHT...SE wind 20 kt. Seas 4 ft. .WED...NE wind 35 kt. Seas 12 ft. .THU...N wind 35 kt. Seas 13 ft. .FRI...W wind 35 kt. Seas 11 ft. $$ PKZ766-011230- Pribilof Islands Nearshore Waters- 316 PM AKDT Sun Aug 31 2025 ...SMALL CRAFT ADVISORY THROUGH MONDAY NIGHT... .TONIGHT...S wind 25 kt. Seas 10 ft. Patchy fog. .MON...S wind 30 kt. Seas 10 ft. Patchy fog. .MON NIGHT...SW wind 30 kt. Seas 12 ft. Rain showers. .TUE...SW wind 25 kt. Seas 10 ft. .TUE NIGHT...Variable wind 10 kt. Seas 6 ft. .WED THROUGH FRI...N wind 15 kt. Seas 5 ft. $$ PKZ760-011230- Bristol Bay greater than 15 NM- 316 PM AKDT Sun Aug 31 2025 ...SMALL CRAFT ADVISORY THROUGH MONDAY... .TONIGHT...SE wind 25 kt. Seas 7 ft. Rain. .MON...S wind 25 kt. Seas 6 ft. Rain. .MON NIGHT...SW wind 15 kt. Seas 4 ft. .TUE...S wind 15 kt. Seas 4 ft. .TUE NIGHT...NE wind 10 kt. Seas 4 ft. .WED...E wind 15 kt. Seas 4 ft. .THU...S wind 15 kt. Seas 4 ft. .FRI...SE wind 20 kt. Seas 4 ft. $$ PKZ761-011230- Bristol Bay from Port Heiden to Cape Chichagof out to 15 NM- 316 PM AKDT Sun Aug 31 2025 ...SMALL CRAFT ADVISORY MONDAY... .TONIGHT...SE wind 20 kt. Seas 5 ft. Rain. .MON...SE wind 25 kt. Seas 5 ft. Rain. .MON NIGHT...SW wind 10 kt. Seas 3 ft. .TUE...Variable wind less than 10 kt. Seas 3 ft. .TUE NIGHT...E wind 10 kt. Seas 4 ft. .WED...SE wind 20 kt. Seas 4 ft. .THU THROUGH FRI...SE wind 20 kt. Seas 3 ft. $$ PKZ762-011230- Bristol Bay from Cape Chichagof to Cape Pierce out to 15 NM- 316 PM AKDT Sun Aug 31 2025 ...SMALL CRAFT ADVISORY THROUGH MONDAY... .TONIGHT...S wind 25 kt. Seas 6 ft. Rain. .MON...S wind 25 kt. Seas 6 ft. Rain. .MON NIGHT...SW wind 15 kt. Seas 4 ft. .TUE...S wind 15 kt. Seas 3 ft. .TUE NIGHT...E wind 10 kt. Seas 3 ft. .WED...E wind 20 kt. Seas 4 ft. .THU THROUGH FRI...SE wind 20 kt. Seas 3 ft. $$ PKZ763-011230- Kuskokwim Delta and Etolin Strait out to 15 NM- 316 PM AKDT Sun Aug 31 2025 ...SMALL CRAFT ADVISORY TONIGHT AND MONDAY NIGHT... .TONIGHT...S wind 30 kt. Seas 8 ft. Rain. .MON...S wind 20 kt. Seas 6 ft. .MON NIGHT...S wind 30 kt. Seas 6 ft. .TUE...S wind 30 kt. Seas 7 ft. .TUE NIGHT...SW wind 20 kt. Seas 5 ft. .WED THROUGH THU...N wind 20 kt. Seas 3 ft. .FRI...SE wind 15 kt. Seas 2 ft. $$ PKZ764-011230- Kuskokwim Delta from 15 to 80 NM- 316 PM AKDT Sun Aug 31 2025 ...SMALL CRAFT ADVISORY TONIGHT AND MONDAY NIGHT... .TONIGHT...S wind 30 kt. Seas 11 ft. .MON...S wind 20 kt. Seas 7 ft. .MON NIGHT...S wind 30 kt. Seas 10 ft. .TUE...SW wind 30 kt. Seas 11 ft. .TUE NIGHT...SW wind 15 kt. Seas 7 ft. .WED...N wind 20 kt. Seas 5 ft. .THU...W wind 20 kt. Seas 5 ft. .FRI...SE wind 15 kt. Seas 5 ft. $$ PKZ765-011230- North and West of Nunivak Island- 316 PM AKDT Sun Aug 31 2025 ...SMALL CRAFT ADVISORY THROUGH MONDAY NIGHT... .TONIGHT...S wind 30 kt. Seas 11 ft. .MON...S wind 25 kt. Seas 9 ft. .MON NIGHT...S wind 30 kt. Seas 12 ft. .TUE...SW wind 30 kt. Seas 13 ft. .TUE NIGHT...SW wind 20 kt. Seas 8 ft. .WED...NW wind 15 kt. Seas 5 ft. .THU THROUGH FRI...N wind 20 kt. Seas 4 ft. $$ PKZ767-011230- Saint Matthew Island Waters- 316 PM AKDT Sun Aug 31 2025 ...SMALL CRAFT ADVISORY THROUGH MONDAY NIGHT... .TONIGHT...SE wind 25 kt. Seas 10 ft. .MON...S wind 25 kt. Seas 10 ft. .MON NIGHT...E of Saint Matthew Island, S wind 30 kt. W of Saint Matthew Island, S wind 25 kt becoming W after midnight. Seas 10 ft. .TUE...W wind 25 kt. Seas 9 ft. .TUE NIGHT...SW wind 15 kt. Seas 6 ft. .WED...SW wind 15 kt. Seas 4 ft. .THU...N wind 15 kt. Seas 4 ft. .FRI...N wind 20 kt. Seas 5 ft. $$