Coastal Waters Forecast
Issued by NWS
Issued by NWS
866 FZAK52 PAFC 161143 CWFALU Coastal Waters Forecast National Weather Service Anchorage Alaska 343 AM AKDT Fri May 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. PKZ199-170100- 343 AM AKDT Fri May 16 2025 .SYNOPSIS FOR SOUTHWEST ALASKA+BRISTOL BAY+THE ALASKA PENINSULA WATERS AND THE ALEUTIAN ISLANDS... A 998 mb low 70 nm SW of Goodnews Bay moves over Kipnuk Sat evening before pushing over Western Alaska through Sun morning. A ridge of high pressure traverses west to east across the Western and Central Bering Sea ahead of a 1004 mb low 100 nm N of Attu Sun morning $$ PKZ750-170100- Sitkinak to Castle Cape out to 15 NM- 343 AM AKDT Fri May 16 2025 .TODAY...W wind 15 kt. Seas 5 ft. .TONIGHT...W wind 15 kt. Seas 5 ft. .SAT...Variable wind 10 kt. Seas 3 ft. .SAT NIGHT...Variable wind 10 kt. Seas 4 ft. .SUN THROUGH TUE...W wind 15 kt. Seas 4 ft. $$ PKZ751-170100- Sitkinak to Castle Cape from 15 to 100 NM- 343 AM AKDT Fri May 16 2025 ...SMALL CRAFT ADVISORY THROUGH TONIGHT... .TODAY...W wind 25 kt. Seas 10 ft. .TONIGHT...W wind 15 kt. Seas 8 ft. .SAT...Variable wind 10 kt. Seas 5 ft. .SAT NIGHT...Variable wind 10 kt. Seas 7 ft. .SUN...N wind 15 kt. Seas 6 ft. .MON...NW wind 15 kt. Seas 5 ft. .TUE...W wind 15 kt. Seas 5 ft. $$ PKZ752-170100- Castle Cape to Cape Tolstoi out to 15 NM- 343 AM AKDT Fri May 16 2025 .TODAY...SW wind 15 kt. Seas 5 ft. .TONIGHT...SW wind 15 kt. Seas 4 ft. .SAT...Variable wind 10 kt. Seas 3 ft. .SAT NIGHT...Variable wind 10 kt. Seas 3 ft. .SUN THROUGH MON...Variable wind 10 kt. Seas 3 ft. .TUE...Variable wind 10 kt. Seas 3 ft. $$ PKZ753-170100- Castle Cape to Cape Tolstoi from 15 to 100 NM- 343 AM AKDT Fri May 16 2025 ...SMALL CRAFT ADVISORY TODAY... .TODAY...W wind 20 kt. Seas 9 ft. .TONIGHT...SW wind 15 kt. Seas 7 ft. .SAT...Variable wind 10 kt. Seas 5 ft. .SAT NIGHT...Variable wind 10 kt. Seas 4 ft. .SUN THROUGH MON...W wind 15 kt. Seas 5 ft. .TUE...SW wind 20 kt. Seas 7 ft. $$ PKZ754-170100- Cape Tolstoi to Cape Sarichef out to 15 NM- 343 AM AKDT Fri May 16 2025 .TODAY...SW wind 15 kt. Seas 5 ft. .TONIGHT...SW wind 15 kt. Seas 5 ft. .SAT...Variable wind 10 kt. Seas 3 ft. .SAT NIGHT...Variable wind 10 kt. Seas 4 ft. .SUN THROUGH MON...Variable wind 10 kt. Seas 2 ft. .TUE...SW wind 15 kt. Seas 6 ft. $$ PKZ755-170100- Cape Tolstoi to Cape Sarichef from 15 to 100 NM- 343 AM AKDT Fri May 16 2025 ...SMALL CRAFT ADVISORY TODAY... .TODAY...SW wind 20 kt. Seas 8 ft. .TONIGHT...SW wind 15 kt. Seas 6 ft. .SAT...Variable wind 10 kt. Seas 4 ft. .SAT NIGHT...W wind 15 kt. Seas 4 ft. .SUN...Variable wind 10 kt. Seas 5 ft. .MON...W wind 15 kt. Seas 4 ft. .TUE...SW wind 20 kt. Seas 8 ft. $$ PKZ756-170100- Port Heiden to Nelson Lagoon out to 15 NM- 343 AM AKDT Fri May 16 2025 .TODAY...SW wind 20 kt. Seas 6 ft. .TONIGHT...SW wind 15 kt. Seas 4 ft. .SAT...Variable wind 10 kt. Seas 3 ft. .SAT NIGHT...Variable wind 10 kt. Seas 2 ft. .SUN THROUGH MON...Variable wind 10 kt. Seas 3 ft. .TUE...Variable wind 10 kt. Seas 2 ft. $$ PKZ757-170100- Port Heiden to Nelson Lagoon from 15 to 60 NM- 343 AM AKDT Fri May 16 2025 ...SMALL CRAFT ADVISORY TODAY... .TODAY...SW wind 20 kt. Seas 9 ft. .TONIGHT...SW wind 20 kt. Seas 6 ft. .SAT...SW wind 15 kt. Seas 4 ft. .SAT NIGHT...Variable wind 10 kt. Seas 3 ft. .SUN THROUGH MON...Variable wind 10 kt. Seas 2 ft. .TUE...Variable wind 10 kt. Seas 2 ft. $$ PKZ758-170100- Nelson Lagoon to Cape Sarichef out to 15 NM- 343 AM AKDT Fri May 16 2025 .TODAY...SW wind 20 kt. Seas 7 ft. .TONIGHT...SW wind 20 kt. Seas 6 ft. .SAT...SW wind 15 kt. Seas 4 ft. .SAT NIGHT...Variable wind 10 kt. Seas 3 ft. .SUN THROUGH MON...Variable wind 10 kt. Seas 2 ft. .TUE...Variable wind 10 kt. Seas 3 ft. $$ PKZ759-170100- Nelson Lagoon to Cape Sarichef from 15 to 70 NM- 343 AM AKDT Fri May 16 2025 ...SMALL CRAFT ADVISORY TODAY... .TODAY...SW wind 20 kt. Seas 9 ft. .TONIGHT...SW wind 20 kt. Seas 7 ft. .SAT...SW wind 15 kt. Seas 4 ft. .SAT NIGHT...Variable wind 10 kt. Seas 3 ft. .SUN THROUGH MON...Variable wind 10 kt. Seas 2 ft. .TUE...S wind 15 kt. Seas 4 ft. $$ PKZ770-170100- Cape Sarichef to Nikolski Bering Side out to 15 NM- 343 AM AKDT Fri May 16 2025 .TODAY...W wind 20 kt. Seas 5 ft. .TONIGHT...W wind 15 kt. Seas 5 ft. .SAT...Variable wind 10 kt. Seas 3 ft. .SAT NIGHT...Variable wind 10 kt. Seas 3 ft. .SUN...Variable wind 10 kt. Seas 2 ft. .MON...W wind 15 kt. Seas 2 ft. .TUE...S wind 20 kt. Seas 8 ft. $$ PKZ772-170100- Cape Sarichef to Nikolski Bering Side from 15 to 85 NM- 343 AM AKDT Fri May 16 2025 .TODAY...SW wind 20 kt. Seas 7 ft. .TONIGHT...SW wind 15 kt. Seas 6 ft. .SAT...Variable wind 10 kt. Seas 4 ft. .SAT NIGHT...Variable wind 10 kt. Seas 3 ft. .SUN...Variable wind 10 kt. Seas 3 ft. .MON...W wind 20 kt. Seas 4 ft. .TUE...S wind 25 kt. Seas 9 ft. $$ PKZ771-170100- Unalaska Bay- 343 AM AKDT Fri May 16 2025 .TODAY...W wind 15 kt diminishing to 10 kt in the afternoon. Seas 3 ft. .TONIGHT...W wind 10 kt in the evening becoming variable less than 10 kt. Seas 3 ft. .SAT...Variable wind less than 10 kt. Seas 3 ft. .SAT NIGHT...NW wind 10 kt. Seas 3 ft. .SUN THROUGH MON...Variable wind less than 10 kt. Seas 2 ft. .TUE...S wind 10 kt. Seas 2 ft. $$ PKZ773-170100- Cape Sarichef to Nikolski Pacific Side out to 15 NM- 343 AM AKDT Fri May 16 2025 .TODAY...W wind 15 kt. Seas 6 ft. .TONIGHT...W wind 15 kt. Seas 5 ft. .SAT...Variable wind 10 kt. Seas 4 ft. .SAT NIGHT...W wind 15 kt. Seas 4 ft. .SUN...Variable wind 10 kt. Seas 3 ft. .MON...W wind 15 kt. Seas 4 ft. .TUE...SW wind 25 kt. Seas 10 ft. $$ PKZ774-170100- Cape Sarichef to Nikolski Pacific Side from 15 to 85 NM- 343 AM AKDT Fri May 16 2025 .TODAY...W wind 15 kt. Seas 7 ft. .TONIGHT...SW wind 15 kt. Seas 6 ft. .SAT...Variable wind 10 kt. Seas 5 ft. .SAT NIGHT...Variable wind 10 kt. Seas 4 ft. .SUN...Variable wind 10 kt. Seas 4 ft. .MON...W wind 15 kt. Seas 5 ft. .TUE...SW wind 25 kt. Seas 10 ft. $$ PKZ775-170100- Nikolski to Seguam Bering Side out to 15 NM- 343 AM AKDT Fri May 16 2025 .TODAY...W wind 15 kt. Seas 4 ft. .TONIGHT...W wind 15 kt. Seas 4 ft. .SAT...Variable wind 10 kt. Seas 4 ft. .SAT NIGHT...Variable wind 10 kt. Seas 4 ft. .SUN...Variable wind 10 kt. Seas 2 ft. .MON...S wind 25 kt. Seas 5 ft. .TUE...SW wind 25 kt. Seas 13 ft. $$ PKZ776-170100- Nikolski to Seguam Bering Side from 15 to 85 NM- 343 AM AKDT Fri May 16 2025 .TODAY...W wind 15 kt. Seas 5 ft. .TONIGHT...W wind 15 kt. Seas 4 ft. .SAT...Variable wind 10 kt. Seas 4 ft. .SAT NIGHT...Variable wind 10 kt. Seas 3 ft. .SUN...Variable wind 10 kt. Seas 2 ft. .MON...S wind 25 kt. Seas 6 ft. .TUE...SW wind 25 kt. Seas 15 ft. $$ PKZ777-170100- Nikolski to Seguam Pacfic Side out to 15 NM- 343 AM AKDT Fri May 16 2025 .TODAY...W wind 15 kt. Seas 5 ft. .TONIGHT...W wind 15 kt. Seas 4 ft. .SAT...Variable wind 10 kt. Seas 4 ft. .SAT NIGHT...Variable wind 10 kt. Seas 4 ft. .SUN...Variable wind 10 kt. Seas 3 ft. .MON...SW wind 25 kt. Seas 6 ft. .TUE...SW wind 30 kt. Seas 13 ft. $$ PKZ778-170100- Nikolski to Seguam Pacific Side from 15 to 75 NM- 343 AM AKDT Fri May 16 2025 .TODAY...W wind 15 kt. Seas 6 ft. .TONIGHT...Variable wind 10 kt. Seas 5 ft. .SAT...W wind 15 kt. Seas 4 ft. .SAT NIGHT...W wind 15 kt. Seas 4 ft. .SUN...Variable wind 10 kt. Seas 4 ft. .MON...SW wind 25 kt. Seas 6 ft. .TUE...SW wind 30 kt. Seas 14 ft. $$ PKZ780-170100- Seguam to Adak Bering Side out to 15 NM- 343 AM AKDT Fri May 16 2025 .TODAY...Variable wind 10 kt. Seas 3 ft. .TONIGHT...Variable wind 10 kt. Seas 3 ft. .SAT...Variable wind 10 kt. Seas 3 ft. .SAT NIGHT...Variable wind 10 kt. Seas 4 ft. .SUN...Variable wind 10 kt. Seas 2 ft. .MON...S wind 30 kt. Seas 7 ft. .TUE...SW wind 30 kt. Seas 15 ft. $$ PKZ781-170100- Seguam to Adak Bering Side from 15 to 85 NM- 343 AM AKDT Fri May 16 2025 .TODAY...W wind 15 kt. Seas 4 ft. .TONIGHT...W wind 15 kt. Seas 4 ft. .SAT...Variable wind 10 kt. Seas 3 ft. .SAT NIGHT...Variable wind 10 kt. Seas 4 ft. .SUN...Variable wind 10 kt. Seas 3 ft. .MON...S wind 30 kt. Seas 9 ft. .TUE...SW wind 30 kt. Seas 17 ft. $$ PKZ782-170100- Seguam to Adak Pacific Side out to 15 NM- 343 AM AKDT Fri May 16 2025 .TODAY...W wind 15 kt. Seas 5 ft. .TONIGHT...Variable wind 10 kt. Seas 4 ft. .SAT...Variable wind 10 kt. Seas 3 ft. .SAT NIGHT...W wind 15 kt. Seas 5 ft. .SUN...Variable wind 10 kt. Seas 4 ft. .MON...SW wind 30 kt. Seas 10 ft. .TUE...SW wind 30 kt. Seas 14 ft. $$ PKZ783-170100- Seguam to Adak Pacific Side from 15 to 75 NM- 343 AM AKDT Fri May 16 2025 .TODAY...SW wind 15 kt. Seas 5 ft. .TONIGHT...Variable wind 10 kt. Seas 4 ft. .SAT...W wind 15 kt. Seas 4 ft. .SAT NIGHT...W wind 15 kt. Seas 5 ft. .SUN...SE wind 15 kt. Seas 5 ft. .MON...SW wind 30 kt. Seas 11 ft. .TUE...SW wind 30 kt. Seas 15 ft. $$ PKZ784-170100- Adak to Kiska Bering Side- 343 AM AKDT Fri May 16 2025 .TODAY...Variable wind 10 kt. Seas 5 ft. .TONIGHT...Variable wind 10 kt. Seas 4 ft. .SAT...SW wind 15 kt. Seas 4 ft. .SAT NIGHT...S wind 15 kt. Seas 7 ft. .SUN...S wind 15 kt. Seas 4 ft. .MON...S wind 30 kt. Seas 11 ft. .TUE...W wind 35 kt. Seas 17 ft. $$ PKZ785-170100- Adak to Kiska Pacific Side- 343 AM AKDT Fri May 16 2025 .TODAY...Variable wind 10 kt. Seas 4 ft. .TONIGHT...Variable wind 10 kt. Seas 4 ft. .SAT...SW wind 15 kt. Seas 4 ft. .SAT NIGHT...S wind 20 kt. Seas 7 ft. .SUN...W wind 15 kt. Seas 6 ft. .MON...SW wind 35 kt. Seas 13 ft. .TUE...W wind 30 kt. Seas 16 ft. $$ PKZ786-170100- Kiska to Attu Bering Side- 343 AM AKDT Fri May 16 2025 ...SMALL CRAFT ADVISORY SATURDAY... .TODAY...N wind 15 kt. Seas 6 ft. .TONIGHT...Variable wind 10 kt becoming SW 20 kt after midnight. Seas 6 ft. .SAT...S wind 25 kt. Seas 7 ft. .SAT NIGHT...S wind 20 kt. Seas 7 ft. .SUN...W wind 15 kt. Seas 6 ft. .MON...S wind 30 kt. Seas 14 ft. .TUE...W wind 35 kt. Seas 17 ft. $$ PKZ787-170100- Kiska to Attu Pacific Side- 343 AM AKDT Fri May 16 2025 ...SMALL CRAFT ADVISORY SATURDAY... .TODAY...N wind 20 kt. Seas 7 ft. .TONIGHT...Variable wind 10 kt becoming SW 20 kt after midnight. Seas 5 ft. .SAT...SW wind 25 kt. Seas 7 ft. Rain. .SAT NIGHT...W wind 20 kt. Seas 8 ft. .SUN...W wind 20 kt. Seas 7 ft. .MON...S wind 35 kt. Seas 17 ft. .TUE...W wind 35 kt. Seas 18 ft. $$ PKZ766-170100- Pribilof Islands Nearshore Waters- 343 AM AKDT Fri May 16 2025 .TODAY...Variable wind 10 kt. Seas 4 ft. Patchy fog. .TONIGHT...NW wind 15 kt. Seas 4 ft. .SAT...Variable wind 10 kt. Seas 4 ft. .SAT NIGHT...Variable wind 10 kt. Seas 3 ft. .SUN...Variable wind 10 kt. Seas 2 ft. .MON...SW wind 15 kt. Seas 3 ft. .TUE...SE wind 20 kt. Seas 7 ft. $$ PKZ760-170100- Bristol Bay greater than 15 NM- 343 AM AKDT Fri May 16 2025 .TODAY...SW wind 15 kt. Seas 6 ft. .TONIGHT...SW wind 15 kt. Seas 5 ft. .SAT...S wind 15 kt diminishing to 10 kt in the afternoon. Seas 4 ft. .SAT NIGHT...S wind 10 kt. Seas 3 ft. .SUN...W wind 15 kt. Seas 2 ft. .MON THROUGH TUE...SW wind 20 kt. Seas 3 ft. $$ PKZ761-170100- Bristol Bay from Port Heiden to Cape Chichagof out to 15 NM- 343 AM AKDT Fri May 16 2025 .TODAY...SW wind 15 kt. Seas 5 ft. .TONIGHT...SW wind 10 kt. Seas 3 ft. .SAT...Variable wind less than 10 kt. Seas 3 ft. .SAT NIGHT...Variable wind less than 10 kt. Seas 2 ft. .SUN...W wind 10 kt. Seas 2 ft. .MON THROUGH TUE...SW wind 15 kt. Seas 3 ft. $$ PKZ762-170100- Bristol Bay from Cape Chichagof to Cape Pierce out to 15 NM- 343 AM AKDT Fri May 16 2025 .TODAY...S wind 10 kt increasing to 15 kt in the afternoon. Seas 4 ft. .TONIGHT...S wind 15 kt. Seas 3 ft. .SAT...S wind 10 kt. Seas 3 ft. .SAT NIGHT...S wind 10 kt. Seas 2 ft. .SUN...W wind 10 kt. Seas 1 foot. .MON THROUGH TUE...SW wind 20 kt. Seas 3 ft. $$ PKZ763-170100- Kuskokwim Delta and Etolin Strait out to 15 NM- 343 AM AKDT Fri May 16 2025 .TODAY...SE wind 15 kt. Seas 3 ft. .TONIGHT...S wind 15 kt becoming SE after midnight. Seas 3 ft. .SAT...SE wind 10 kt. Seas 3 ft. .SAT NIGHT...NW wind 10 kt. Seas 2 ft. .SUN THROUGH MON...NW wind 15 kt. Seas 2 ft. .TUE...SW wind 10 kt. Seas 2 ft. $$ PKZ764-170100- Kuskokwim Delta from 15 to 80 NM- 343 AM AKDT Fri May 16 2025 .TODAY...E wind 20 kt. Seas 6 ft. .TONIGHT...S wind 20 kt. Seas 5 ft. .SAT...SW wind 15 kt becoming W in the afternoon. Seas 4 ft. .SAT NIGHT...NW wind 10 kt. Seas 3 ft. .SUN THROUGH MON...NW wind 15 kt. Seas 2 ft. .TUE...S wind 15 kt. Seas 4 ft. $$ PKZ765-170100- North and West of Nunivak Island- 343 AM AKDT Fri May 16 2025 .TODAY...N wind 15 kt. Seas in ice free waters 4 ft. .TONIGHT...Variable wind 10 kt. Seas in ice free waters 3 ft. .SAT...Variable wind 10 kt. Seas in ice free waters 3 ft. .SAT NIGHT...Variable wind 10 kt. Seas in ice free waters 2 ft. .SUN THROUGH MON...Variable wind 10 kt. Seas in ice free waters 2 ft. .TUE...NE wind 20 kt. Seas in ice free waters 4 ft. $$ PKZ767-170100- Saint Matthew Island Waters- 343 AM AKDT Fri May 16 2025 .TODAY...NW wind 20 kt. Seas in ice free waters 6 ft. .TONIGHT...W wind 15 kt. Seas in ice free waters 4 ft. .SAT...W wind 15 kt. Seas in ice free waters 4 ft. .SAT NIGHT...Variable wind 10 kt. Seas in ice free waters 3 ft. .SUN...Variable wind 10 kt. Seas in ice free waters 3 ft. .MON...E wind 25 kt. Seas in ice free waters 5 ft. .TUE...NE wind 30 kt. Seas in ice free waters 9 ft. $$