Coastal Waters Forecast
Issued by NWS
Issued by NWS
092 FZAK52 PAFC 172307 CWFALU Coastal Waters Forecast National Weather Service Anchorage Alaska 307 PM AKDT Sun Aug 17 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. PKZ199-181145- 307 PM AKDT Sun Aug 17 2025 .SYNOPSIS FOR SOUTHWEST ALASKA+BRISTOL BAY+THE ALASKA PENINSULA WATERS AND THE ALEUTIAN ISLANDS... A 1014 mb low moves from 20 nm W of Adak to 170 nm S of Cold Bay at 1008 mb by Mon afternoon. It then exits into the North Pacific. High pressure continues across the Bering Sea through Mon. A front off a Kamchatka low moves into the Western and Central Bering from Mon afternoon through Tue afternoon. $$ PKZ750-181145- Sitkinak to Castle Cape out to 15 NM- 307 PM AKDT Sun Aug 17 2025 .TONIGHT...NW wind 20 kt. Seas 4 ft. .MON...NW wind 15 kt. Seas 2 ft. .MON NIGHT...NW wind 15 kt. Seas 2 ft. .TUE AND TUE NIGHT...N wind 15 kt. Seas 2 ft. .WED...Variable wind 10 kt. Seas 2 ft. .THU...Variable wind 10 kt. Seas 2 ft. .FRI...Variable wind 10 kt. Seas 3 ft. $$ PKZ751-181145- Sitkinak to Castle Cape from 15 to 100 NM- 307 PM AKDT Sun Aug 17 2025 .TONIGHT...NW wind 20 kt. Seas 6 ft. .MON...Variable wind 10 kt. Seas 4 ft. .MON NIGHT...Variable wind 10 kt. Seas 3 ft. .TUE AND TUE NIGHT...N wind 15 kt. Seas 5 ft. .WED...NE wind 15 kt. Seas 4 ft. .THU...Variable wind 10 kt. Seas 4 ft. .FRI...Variable wind 10 kt. Seas 5 ft. $$ PKZ752-181145- Castle Cape to Cape Tolstoi out to 15 NM- 307 PM AKDT Sun Aug 17 2025 .TONIGHT...Variable wind 10 kt. Seas 1 foot. .MON...Variable wind 10 kt. Seas 1 foot. .MON NIGHT...NW wind 15 kt. Seas 1 foot. .TUE AND TUE NIGHT...NW wind 15 kt. Seas 2 ft. .WED...Variable wind 10 kt. Seas 2 ft. .THU...Variable wind 10 kt. Seas 3 ft. .FRI...Variable wind 10 kt. Seas 4 ft. $$ PKZ753-181145- Castle Cape to Cape Tolstoi from 15 to 100 NM- 307 PM AKDT Sun Aug 17 2025 .TONIGHT...Variable wind 10 kt. Seas 4 ft. .MON...Variable wind 10 kt. Seas 3 ft. .MON NIGHT...NE wind 15 kt. Seas 3 ft. .TUE AND TUE NIGHT...N wind 15 kt. Seas 5 ft. .WED...N wind 15 kt. Seas 4 ft. .THU...Variable wind 10 kt. Seas 4 ft. .FRI...Variable wind 10 kt. Seas 5 ft. $$ PKZ754-181145- Cape Tolstoi to Cape Sarichef out to 15 NM- 307 PM AKDT Sun Aug 17 2025 ...SMALL CRAFT ADVISORY MONDAY NIGHT... .TONIGHT...Variable wind 10 kt becoming E 15 kt after midnight. Seas 2 ft. Rain. .MON...E wind 20 kt. Seas 3 ft. Rain. .MON NIGHT...N wind 25 kt. Seas 3 ft. .TUE...N wind 25 kt. Seas 3 ft. .TUE NIGHT...N wind 20 kt. Seas 3 ft. .WED...NW wind 15 kt. Seas 2 ft. .THU THROUGH FRI...Variable wind 10 kt. Seas 2 ft. $$ PKZ755-181145- Cape Tolstoi to Cape Sarichef from 15 to 100 NM- 307 PM AKDT Sun Aug 17 2025 ...SMALL CRAFT ADVISORY MONDAY NIGHT... .TONIGHT...SE wind 15 kt. Seas 4 ft. Rain. .MON...E wind 20 kt. Seas 4 ft. Rain. .MON NIGHT...NE wind 25 kt. Seas 5 ft. .TUE AND TUE NIGHT...N wind 20 kt. Seas 5 ft. .WED...NW wind 15 kt. Seas 4 ft. .THU THROUGH FRI...Variable wind 10 kt. Seas 4 ft. $$ PKZ756-181145- Port Heiden to Nelson Lagoon out to 15 NM- 307 PM AKDT Sun Aug 17 2025 .TONIGHT...Variable wind 10 kt. Seas 2 ft. .MON...NE wind 15 kt. Seas 2 ft. .MON NIGHT...N wind 15 kt. Seas 2 ft. .TUE AND TUE NIGHT...NW wind 15 kt. Seas 3 ft. .WED...Variable wind 10 kt. Seas 2 ft. .THU THROUGH FRI...Variable wind 10 kt. Seas 2 ft. $$ PKZ757-181145- Port Heiden to Nelson Lagoon from 15 to 60 NM- 307 PM AKDT Sun Aug 17 2025 .TONIGHT...NW wind 15 kt. Seas 3 ft. .MON...N wind 15 kt. Seas 4 ft. .MON NIGHT...N wind 15 kt. Seas 4 ft. .TUE AND TUE NIGHT...NW wind 15 kt. Seas 4 ft. .WED...Variable wind 10 kt. Seas 3 ft. .THU...Variable wind 10 kt. Seas 3 ft. .FRI...S wind 15 kt. Seas 3 ft. $$ PKZ758-181145- Nelson Lagoon to Cape Sarichef out to 15 NM- 307 PM AKDT Sun Aug 17 2025 ...SMALL CRAFT ADVISORY MONDAY AND MONDAY NIGHT... .TONIGHT...NE wind 15 kt. Seas 2 ft. Rain. .MON...NE wind 25 kt. Seas 3 ft. .MON NIGHT...N wind 25 kt. Seas 3 ft. .TUE AND TUE NIGHT...N wind 15 kt. Seas 3 ft. .WED...Variable wind 10 kt. Seas 2 ft. .THU THROUGH FRI...Variable wind 10 kt. Seas 2 ft. $$ PKZ759-181145- Nelson Lagoon to Cape Sarichef from 15 to 70 NM- 307 PM AKDT Sun Aug 17 2025 .TONIGHT...NE wind 15 kt. Seas 3 ft. .MON...NE wind 20 kt. Seas 3 ft. .MON NIGHT...N wind 20 kt. Seas 4 ft. .TUE AND TUE NIGHT...N wind 15 kt. Seas 4 ft. .WED...Variable wind 10 kt. Seas 3 ft. .THU...Variable wind 10 kt. Seas 2 ft. .FRI...S wind 15 kt. Seas 4 ft. $$ PKZ770-181145- Cape Sarichef to Nikolski Bering Side out to 15 NM- 307 PM AKDT Sun Aug 17 2025 ...SMALL CRAFT ADVISORY MONDAY AND MONDAY NIGHT... .TONIGHT...SE wind 20 kt. Seas 2 foot. Areas of fog. Rain. .MON...NE wind 25 kt. Seas 4 ft. Areas of fog. .MON NIGHT...N wind 30 kt. Seas 4 ft. .TUE...N wind 25 kt. Seas 3 ft. .TUE NIGHT...N wind 15 kt. Seas 2 ft. .WED...Variable wind 10 kt. Seas 2 ft. .THU...Variable wind 10 kt. Seas 1 foot. .FRI...S wind 15 kt. Seas 2 ft. $$ PKZ772-181145- Cape Sarichef to Nikolski Bering Side from 15 to 85 NM- 307 PM AKDT Sun Aug 17 2025 ...SMALL CRAFT ADVISORY MONDAY AND MONDAY NIGHT... .TONIGHT...E wind 20 kt. Seas 4 ft. Areas of fog. Rain. .MON...NE wind 25 kt. Seas 5 ft. Areas of fog. .MON NIGHT...N wind 25 kt. Seas 6 ft. .TUE...N wind 20 kt. Seas 4 ft. .TUE NIGHT...N wind 15 kt. Seas 3 ft. .WED...Variable wind 10 kt. Seas 2 ft. .THU...Variable wind 10 kt. Seas 2 ft. .FRI...SW wind 15 kt. Seas 3 ft. $$ PKZ771-181145- Unalaska Bay- 307 PM AKDT Sun Aug 17 2025 .TONIGHT...SE wind 15 kt. Seas 1 foot. Areas of fog. Rain. .MON...N wind 20 kt. Seas 3 ft. Areas of fog. Rain. .MON NIGHT...N wind 20 kt. Seas 3 ft. .TUE...NW wind 15 kt. Seas 3 ft. .TUE NIGHT...N wind 10 kt. Seas 2 ft. .WED...N wind 10 kt. Seas 2 ft. .THU THROUGH FRI...Variable wind less than 10 kt. Seas 1 foot. $$ PKZ773-181145- Cape Sarichef to Nikolski Pacific Side out to 15 NM- 307 PM AKDT Sun Aug 17 2025 ...SMALL CRAFT ADVISORY MONDAY NIGHT... .TONIGHT...S wind 20 kt. Seas 3 ft. Areas of fog. Rain. .MON...N wind 20 kt. Seas 4 ft. Areas of fog. .MON NIGHT...N wind 25 kt. Seas 4 ft. .TUE...N wind 25 kt. Seas 4 ft. .TUE NIGHT...N wind 20 kt. Seas 3 ft. .WED...NW wind 15 kt. Seas 3 ft. .THU...Variable wind 10 kt. Seas 2 ft. .FRI...SW wind 15 kt. Seas 3 ft. $$ PKZ774-181145- Cape Sarichef to Nikolski Pacific Side from 15 to 85 NM- 307 PM AKDT Sun Aug 17 2025 ...SMALL CRAFT ADVISORY MONDAY AND MONDAY NIGHT... .TONIGHT...SW wind 20 kt. Seas 6 ft. Areas of fog. Rain. .MON...W wind 15 kt becoming N 25 kt in the afternoon. Seas 5 ft. Areas of fog. Rain. .MON NIGHT...N wind 25 kt. Seas 7 ft. .TUE AND TUE NIGHT...N wind 20 kt. Seas 6 ft. .WED...NW wind 15 kt. Seas 4 ft. .THU...Variable wind 10 kt. Seas 3 ft. .FRI...SW wind 15 kt. Seas 4 ft. $$ PKZ775-181145- Nikolski to Seguam Bering Side out to 15 NM- 307 PM AKDT Sun Aug 17 2025 ...SMALL CRAFT ADVISORY MONDAY NIGHT... .TONIGHT...SW wind 15 kt. Seas 3 ft. Areas of fog. Rain. .MON...NW wind 20 kt. Seas 4 ft. Areas of fog. .MON NIGHT...NE wind 25 kt. Seas 4 ft. .TUE...N wind 20 kt. Seas 4 ft. .TUE NIGHT...Variable wind 10 kt. Seas 3 ft. .WED...Variable wind 10 kt. Seas 2 ft. .THU THROUGH FRI...SW wind 15 kt. Seas 3 ft. $$ PKZ776-181145- Nikolski to Seguam Bering Side from 15 to 85 NM- 307 PM AKDT Sun Aug 17 2025 .TONIGHT...Variable wind 10 kt becoming NW 15 kt after midnight. Seas 3 ft. Areas of fog. .MON...N wind 20 kt. Seas 5 ft. Areas of fog. .MON NIGHT...NE wind 20 kt. Seas 5 ft. .TUE...N wind 15 kt. Seas 4 ft. .TUE NIGHT...Variable wind 10 kt. Seas 3 ft. .WED...Variable wind 10 kt. Seas 3 ft. .THU THROUGH FRI...SW wind 15 kt. Seas 4 ft. $$ PKZ777-181145- Nikolski to Seguam Pacfic Side out to 15 NM- 307 PM AKDT Sun Aug 17 2025 ...SMALL CRAFT ADVISORY MONDAY AND MONDAY NIGHT... .TONIGHT...SW wind 15 kt. Seas 4 ft. Areas of fog. Rain. .MON...N wind 25 kt. Seas 4 ft. Areas of fog. .MON NIGHT...N wind 25 kt. Seas 5 ft. .TUE...N wind 20 kt. Seas 4 ft. .TUE NIGHT...N wind 15 kt. Seas 3 ft. .WED...Variable wind 10 kt. Seas 3 ft. .THU THROUGH FRI...SW wind 15 kt. Seas 4 ft. $$ PKZ778-181145- Nikolski to Seguam Pacific Side from 15 to 75 NM- 307 PM AKDT Sun Aug 17 2025 .TONIGHT...SW wind 20 kt. Seas 6 ft. Areas of fog. Rain. .MON...NW wind 20 kt. Seas 6 ft. Areas of fog. .MON NIGHT...N wind 20 kt. Seas 6 ft. .TUE...N wind 20 kt. Seas 7 ft. .TUE NIGHT...N wind 15 kt. Seas 5 ft. .WED...Variable wind 10 kt. Seas 3 ft. .THU THROUGH FRI...SW wind 15 kt. Seas 4 ft. $$ PKZ780-181145- Seguam to Adak Bering Side out to 15 NM- 307 PM AKDT Sun Aug 17 2025 .TONIGHT...SW wind 15 kt becoming NW after midnight. Seas 2 ft. Areas of fog. .MON...NW wind 15 kt. Seas 2 ft. Areas of fog. .MON NIGHT...NE wind 15 kt. Seas 2 ft. .TUE...E wind 15 kt. Seas 2 ft. .TUE NIGHT...Variable wind 10 kt. Seas 2 ft. .WED THROUGH FRI...SW wind 15 kt. Seas 3 ft. $$ PKZ781-181145- Seguam to Adak Bering Side from 15 to 85 NM- 307 PM AKDT Sun Aug 17 2025 .TONIGHT...Variable wind 10 kt. Seas 2 ft. Areas of fog. .MON...NW wind 15 kt. Seas 3 ft. Areas of fog. .MON NIGHT...NE wind 15 kt. Seas 4 ft. .TUE...E wind 15 kt. Seas 3 ft. .TUE NIGHT...Variable wind 10 kt. Seas 3 ft. .WED THROUGH THU...SW wind 15 kt. Seas 3 ft. .FRI...SW wind 20 kt. Seas 4 ft. $$ PKZ782-181145- Seguam to Adak Pacific Side out to 15 NM- 307 PM AKDT Sun Aug 17 2025 .TONIGHT...SW wind 15 kt. Seas 4 ft. Areas of fog. .MON...NW wind 15 kt. Seas 4 ft. Areas of fog. .MON NIGHT...N wind 15 kt. Seas 4 ft. .TUE...E wind 15 kt. Seas 3 ft. .TUE NIGHT...Variable wind 10 kt. Seas 3 ft. .WED THROUGH FRI...SW wind 15 kt. Seas 3 ft. $$ PKZ783-181145- Seguam to Adak Pacific Side from 15 to 75 NM- 307 PM AKDT Sun Aug 17 2025 .TONIGHT...SW wind 20 kt. Seas 6 ft. Areas of fog. .MON...NW wind 15 kt. Seas 6 ft. Areas of fog. .MON NIGHT...N wind 15 kt. Seas 5 ft. .TUE...E wind 15 kt. Seas 4 ft. .TUE NIGHT...Variable wind 10 kt. Seas 3 ft. .WED THROUGH THU...SW wind 15 kt. Seas 4 ft. .FRI...SW wind 20 kt. Seas 5 ft. $$ PKZ784-181145- Adak to Kiska Bering Side- 307 PM AKDT Sun Aug 17 2025 .TONIGHT...Variable wind 10 kt. Seas 3 ft. Areas of fog. .MON...Variable wind 10 kt. Seas 3 ft. Areas of fog. .MON NIGHT...Variable wind 10 kt. Seas 3 ft. .TUE AND TUE NIGHT...S wind 20 kt. Seas 4 ft. .WED THROUGH FRI...SW wind 15 kt. Seas 4 ft. $$ PKZ785-181145- Adak to Kiska Pacific Side- 307 PM AKDT Sun Aug 17 2025 .TONIGHT...NW wind 15 kt. Seas 5 ft. Areas of fog. .MON...Variable wind 10 kt. Seas 5 ft. Areas of fog. .MON NIGHT...Variable wind 10 kt. Seas 4 ft. .TUE AND TUE NIGHT...S wind 20 kt. Seas 4 ft. .WED...S wind 20 kt. Seas 4 ft. .THU...SW wind 15 kt. Seas 4 ft. .FRI...SW wind 20 kt. Seas 5 ft. $$ PKZ786-181145- Kiska to Attu Bering Side- 307 PM AKDT Sun Aug 17 2025 ...SMALL CRAFT ADVISORY MONDAY AND MONDAY NIGHT... .TONIGHT...Variable wind 10 kt. Seas 3 ft. Areas of fog. .MON...S wind 25 kt. Seas 4 ft. Areas of fog. .MON NIGHT...SE wind 25 kt. Seas 7 ft. .TUE...S wind 25 kt. Seas 7 ft. .TUE NIGHT...SW wind 15 kt. Seas 4 ft. .WED...Variable wind 10 kt. Seas 3 ft. .THU...S wind 15 kt. Seas 5 ft. .FRI...SW wind 20 kt. Seas 6 ft. $$ PKZ787-181145- Kiska to Attu Pacific Side- 307 PM AKDT Sun Aug 17 2025 ...SMALL CRAFT ADVISORY MONDAY NIGHT... .TONIGHT...W wind 15 kt. Seas 5 ft. Areas of fog. .MON...S wind 20 kt. Seas 5 ft. Areas of fog. .MON NIGHT...S wind 25 kt. Seas 7 ft. .TUE...S wind 20 kt. Seas 6 ft. .TUE NIGHT...SW wind 15 kt. Seas 4 ft. .WED THROUGH FRI...SW wind 20 kt. Seas 6 ft. $$ PKZ766-181145- Pribilof Islands Nearshore Waters- 307 PM AKDT Sun Aug 17 2025 .TONIGHT...E wind 15 kt. Seas 4 ft. Areas of fog. .MON...NE wind 15 kt. Seas 3 ft. Areas of fog. .MON NIGHT...N wind 15 kt. Seas 4 ft. .TUE...N wind 15 kt. Seas 4 ft. .TUE NIGHT...Variable wind 10 kt. Seas 2 ft. .WED...SW wind 15 kt. Seas 4 ft. .THU...Variable wind 10 kt. Seas 3 ft. .FRI...S wind 15 kt. Seas 4 ft. $$ PKZ760-181145- Bristol Bay greater than 15 NM- 307 PM AKDT Sun Aug 17 2025 .TONIGHT...NW wind 15 kt. Seas 4 ft. .MON...NW wind 15 kt. Seas 3 ft. .MON NIGHT...W wind 20 kt. Seas 2 ft. .TUE AND TUE NIGHT...NW wind 15 kt. Seas 4 ft. .WED THROUGH THU...SW wind 10 kt. Seas 2 ft. .FRI...SW wind 15 kt. Seas 4 ft. $$ PKZ761-181145- Bristol Bay from Port Heiden to Cape Chichagof out to 15 NM- 307 PM AKDT Sun Aug 17 2025 .TONIGHT...W wind 15 kt. Seas 2 ft. .MON...W wind 10 kt in the morning becoming variable less than 10 kt. Seas 1 foot. .MON NIGHT...W wind 10 kt. Seas 1 foot. .TUE AND TUE NIGHT...NW wind 15 kt. Seas 2 ft. .WED...W wind 10 kt. Seas 2 ft. .THU THROUGH FRI...S wind 10 kt. Seas 2 ft. $$ PKZ762-181145- Bristol Bay from Cape Chichagof to Cape Pierce out to 15 NM- 307 PM AKDT Sun Aug 17 2025 .TONIGHT...W wind 15 kt. Seas 1 foot. .MON...N wind 15 kt diminishing to 10 kt in the afternoon. Seas 1 foot. .MON NIGHT...NW wind 15 kt. Seas 1 foot. .TUE AND TUE NIGHT...N wind 15 kt. Seas 1 foot. .WED THROUGH FRI...SW wind 10 kt. Seas 2 ft. $$ PKZ763-181145- Kuskokwim Delta and Etolin Strait out to 15 NM- 307 PM AKDT Sun Aug 17 2025 .TONIGHT...W wind 15 kt becoming NW after midnight. Seas 1 foot. .MON...NW wind 10 kt increasing to 15 kt in the afternoon. Seas 1 foot. .MON NIGHT...NW wind 20 kt. Seas 2 ft. .TUE...N wind 20 kt. Seas 2 ft. .TUE NIGHT...NW wind 15 kt. Seas 2 ft. .WED THROUGH FRI...S wind 15 kt. Seas 4 ft. $$ PKZ764-181145- Kuskokwim Delta from 15 to 80 NM- 307 PM AKDT Sun Aug 17 2025 .TONIGHT...W wind 15 kt becoming NW after midnight. Seas 3 ft. .MON...NW wind 15 kt. Seas 3 ft. .MON NIGHT...NW wind 20 kt. Seas 4 ft. .TUE AND TUE NIGHT...NW wind 20 kt. Seas 4 ft. .WED...W wind 15 kt. Seas 3 ft. .THU THROUGH FRI...S wind 15 kt. Seas 5 ft. $$ PKZ765-181145- North and West of Nunivak Island- 307 PM AKDT Sun Aug 17 2025 .TONIGHT...W wind 15 kt. Seas 3 ft. .MON...W wind 15 kt. Seas 4 ft. .MON NIGHT...NW wind 15 kt. Seas 4 ft. .TUE...N wind 15 kt. Seas 4 ft. .TUE NIGHT...SW wind 15 kt. Seas 2 ft. .WED...SW wind 25 kt. Seas 6 ft. .THU THROUGH FRI...S wind 15 kt. Seas 5 ft. $$ PKZ767-181145- Saint Matthew Island Waters- 307 PM AKDT Sun Aug 17 2025 .TONIGHT...SW wind 20 kt. Seas 5 ft. .MON...W wind 15 kt. Seas 5 ft. .MON NIGHT...NW wind 15 kt E of Saint Matthew Island... SW 20 kt W of Saint Matthew Island. Seas 4 ft. .TUE AND TUE NIGHT...S wind 25 kt. Seas 7 ft. .WED...SW wind 25 kt. Seas 8 ft. .THU...SW wind 15 kt. Seas 5 ft. .FRI...S wind 15 kt. Seas 6 ft. $$