FZAK52 PAFC 181156 CWFALU Coastal Waters Forecast National Weather Service Anchorage Alaska 356 AM AKDT Wed Mar 18 2026 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- 356 AM AKDT Wed Mar 18 2026 .SYNOPSIS FOR SOUTHWEST ALASKA+BRISTOL BAY+THE ALASKA PENINSULA WATERS AND THE ALEUTIAN ISLANDS... High pressure persists over the western Bering through Fri morning. Several troughs dip southward across the eastern Bering and Alaska Peninsula Wed night and Thu. $$ PKZ750-190100- Sitkinak to Castle Cape out to 15 NM- 356 AM AKDT Wed Mar 18 2026 ...GALE WARNING THROUGH TONIGHT... ...HEAVY FREEZING SPRAY WARNING THROUGH THURSDAY... .TODAY...NW wind 45 kt. Seas 8 ft. Heavy freezing spray. .TONIGHT...NW wind 35 kt. Seas 7 ft. Heavy freezing spray. .THU...NW wind 30 kt. Seas 7 ft. Heavy freezing spray. .THU NIGHT...NW wind 30 kt. Seas 7 ft. .FRI...NW wind 35 kt. Seas 5 ft. .SAT...NW wind 40 kt. Seas 7 ft. .SUN...NW wind 35 kt. Seas 6 ft. $$ PKZ751-190100- Sitkinak to Castle Cape from 15 to 100 NM- 356 AM AKDT Wed Mar 18 2026 ...GALE WARNING THROUGH TONIGHT... ...HEAVY FREEZING SPRAY WARNING THURSDAY... .TODAY...NW wind 40 kt. Seas 12 ft. Freezing spray. .TONIGHT...NW wind 35 kt. Seas 11 ft. Freezing spray. .THU...NW wind 30 kt. Seas 11 ft. Heavy freezing spray. .THU NIGHT...NW wind 30 kt. Seas 11 ft. .FRI THROUGH SUN...N wind 30 kt. Seas 9 ft. $$ PKZ752-190100- Castle Cape to Cape Tolstoi out to 15 NM- 356 AM AKDT Wed Mar 18 2026 ...HEAVY FREEZING SPRAY WARNING TODAY AND THURSDAY... ...SMALL CRAFT ADVISORY THROUGH THURSDAY... .TODAY...NW wind 30 kt. Seas 4 ft. Heavy freezing spray. .TONIGHT...NW wind 30 kt. Seas 4 ft. Freezing spray. .THU...NW wind 30 kt. Seas 5 ft. Heavy freezing spray. .THU NIGHT...NW wind 30 kt. Seas 5 ft. .FRI...NW wind 40 kt. Seas 3 ft. .SAT...NW wind 45 kt. Seas 3 ft. .SUN...NW wind 40 kt. Seas 3 ft. $$ PKZ753-190100- Castle Cape to Cape Tolstoi from 15 to 100 NM- 356 AM AKDT Wed Mar 18 2026 ...SMALL CRAFT ADVISORY THROUGH THURSDAY... .TODAY...NW wind 30 kt. Seas 11 ft. Freezing spray. .TONIGHT...NW wind 30 kt. Seas 9 ft. Freezing spray. .THU...NW wind 30 kt. Seas 8 ft. Freezing spray. .THU NIGHT...NW wind 30 kt. Seas 9 ft. .FRI THROUGH SAT...NW wind 35 kt. Seas 10 ft. .SUN...N wind 30 kt. Seas 7 ft. $$ PKZ754-190100- Cape Tolstoi to Cape Sarichef out to 15 NM- 356 AM AKDT Wed Mar 18 2026 ...HEAVY FREEZING SPRAY WARNING THURSDAY... ...SMALL CRAFT ADVISORY THROUGH THURSDAY... .TODAY...N wind 30 kt. Seas 4 ft. Freezing spray. .TONIGHT...NW wind 25 kt. Seas 4 ft. Freezing spray. .THU...N wind 25 kt. Seas 3 ft. Heavy freezing spray. .THU NIGHT...NW wind 30 kt. Seas 5 ft. .FRI...NW wind 35 kt. Seas 5 ft. .SAT...NW wind 45 kt. Seas 4 ft. .SUN...NW wind 40 kt. Seas 4 ft. $$ PKZ755-190100- Cape Tolstoi to Cape Sarichef from 15 to 100 NM- 356 AM AKDT Wed Mar 18 2026 ...SMALL CRAFT ADVISORY THROUGH THURSDAY... .TODAY...N wind 30 kt. Seas 9 ft. Freezing spray. .TONIGHT...NW wind 25 kt. Seas 7 ft. Freezing spray. .THU...NW wind 25 kt. Seas 7 ft. Freezing spray. .THU NIGHT...NW wind 30 kt. Seas 9 ft. .FRI...NW wind 30 kt. Seas 10 ft. .SAT...NW wind 35 kt. Seas 9 ft. .SUN...N wind 30 kt. Seas 8 ft. $$ PKZ756-190100- Port Heiden to Nelson Lagoon out to 15 NM- 356 AM AKDT Wed Mar 18 2026 ...BRISK WIND ADVISORY TONIGHT AND THURSDAY... .TODAY...NW wind 20 kt. .TONIGHT...NW wind 25 kt. .THU...NW wind 25 kt. .THU NIGHT...NW wind 25 kt. .FRI...NW wind 25 kt. .SAT...NW wind 20 kt. .SUN...NW wind 15 kt. $$ PKZ757-190100- Port Heiden to Nelson Lagoon from 15 to 60 NM- 356 AM AKDT Wed Mar 18 2026 ...BRISK WIND ADVISORY THROUGH THURSDAY... .TODAY...NW wind 25 kt. Seas in ice free waters 2 ft. .TONIGHT...NW wind 25 kt. Seas in ice free waters 2 ft. .THU...NW wind 25 kt. Seas in ice free waters 2 ft. .THU NIGHT...NW wind 25 kt. .FRI THROUGH SAT...NW wind 25 kt. .SUN...NW wind 20 kt. $$ PKZ758-190100- Nelson Lagoon to Cape Sarichef out to 15 NM- 356 AM AKDT Wed Mar 18 2026 ...HEAVY FREEZING SPRAY WARNING THURSDAY... .TODAY...NW wind 20 kt. Seas in ice free waters 4 ft. Freezing spray. .TONIGHT...NW wind 20 kt. Seas in ice free waters 4 ft. Freezing spray. .THU...NW wind 20 kt. Seas in ice free waters 5 ft. Heavy freezing spray. .THU NIGHT...N wind 30 kt. Seas in ice free waters 8 ft. .FRI...NW wind 30 kt. Seas in ice free waters 8 ft. .SAT...N wind 25 kt. Seas in ice free waters 7 ft. .SUN...N wind 20 kt. Seas in ice free waters 6 ft. $$ PKZ759-190100- Nelson Lagoon to Cape Sarichef from 15 to 70 NM- 356 AM AKDT Wed Mar 18 2026 ...HEAVY FREEZING SPRAY WARNING THURSDAY... ...SMALL CRAFT ADVISORY THURSDAY... .TODAY...NW wind 20 kt. Seas in ice free waters 3 ft. Freezing spray. .TONIGHT...NW wind 20 kt. Seas in ice free waters 4 ft. Freezing spray. .THU...NW wind 25 kt. Seas in ice free waters 4 ft. Heavy freezing spray. .THU NIGHT...N wind 30 kt. Seas in ice free waters 7 ft. .FRI THROUGH SAT...N wind 25 kt. Seas in ice free waters 7 ft. .SUN...N wind 20 kt. Seas in ice free waters 5 ft. $$ PKZ770-190100- Cape Sarichef to Nikolski Bering Side out to 15 NM- 356 AM AKDT Wed Mar 18 2026 .TODAY...N wind 20 kt. Seas 5 ft. Freezing spray. .TONIGHT...NW wind 20 kt. Seas 5 ft. Freezing spray. .THU...N wind 20 kt. Seas 5 ft. Freezing spray. .THU NIGHT...N wind 30 kt. Seas 10 ft. .FRI THROUGH SAT...N wind 30 kt. Seas 9 ft. .SUN...N wind 25 kt. Seas 6 ft. $$ PKZ772-190100- Cape Sarichef to Nikolski Bering Side from 15 to 85 NM- 356 AM AKDT Wed Mar 18 2026 .TODAY...N wind 15 kt. Seas 4 ft. Freezing spray. .TONIGHT...NW wind 20 kt. Seas 5 ft. Freezing spray. .THU...N wind 20 kt. Seas 5 ft. Freezing spray. .THU NIGHT...N wind 30 kt. Seas 9 ft. .FRI THROUGH SAT...N wind 25 kt. Seas 9 ft. .SUN...N wind 20 kt. Seas 5 ft. $$ PKZ771-190100- Unalaska Bay- 356 AM AKDT Wed Mar 18 2026 .TODAY...N wind 15 kt. Seas 4 ft. Freezing spray. .TONIGHT...NW wind 20 kt. Seas 5 ft. Snow showers. Freezing spray. .THU...NW wind 20 kt. Seas 5 ft. Freezing spray. .THU NIGHT...N wind 30 kt. Seas 10 ft. .FRI THROUGH SAT...NW wind 25 kt. Seas 9 ft. .SUN...NW wind 20 kt. Seas 5 ft. $$ PKZ773-190100- Cape Sarichef to Nikolski Pacific Side out to 15 NM- 356 AM AKDT Wed Mar 18 2026 ...SMALL CRAFT ADVISORY THROUGH THURSDAY... .TODAY...NW wind 25 kt. Seas 4 ft. Freezing spray. .TONIGHT...NW wind 25 kt. Seas 4 ft. Freezing spray. .THU...NW wind 25 kt. Seas 4 ft. Freezing spray. .THU NIGHT...N wind 30 kt. Seas 6 ft. .FRI THROUGH SAT...N wind 30 kt. Seas 6 ft. .SUN...N wind 25 kt. Seas 5 ft. $$ PKZ774-190100- Cape Sarichef to Nikolski Pacific Side from 15 to 85 NM- 356 AM AKDT Wed Mar 18 2026 ...SMALL CRAFT ADVISORY TONIGHT AND THURSDAY... .TODAY...N wind 20 kt. Seas 6 ft. Freezing spray. .TONIGHT...NW wind 25 kt. Seas 6 ft. Freezing spray. .THU...NW wind 25 kt. Seas 6 ft. Freezing spray. .THU NIGHT...NW wind 30 kt. Seas 9 ft. .FRI THROUGH SUN...N wind 30 kt. Seas 9 ft. $$ PKZ775-190100- Nikolski to Seguam Bering Side out to 15 NM- 356 AM AKDT Wed Mar 18 2026 .TODAY...N wind 15 kt. Seas 6 ft. .TONIGHT...N wind 15 kt. Seas 4 ft. .THU...NW wind 20 kt. Seas 5 ft. .THU NIGHT...N wind 25 kt. Seas 9 ft. .FRI...N wind 25 kt. Seas 9 ft. .SAT...N wind 20 kt. Seas 8 ft. .SUN...NE wind 15 kt. Seas 5 ft. $$ PKZ776-190100- Nikolski to Seguam Bering Side from 15 to 85 NM- 356 AM AKDT Wed Mar 18 2026 .TODAY...N wind 15 kt. Seas 5 ft. .TONIGHT...N wind 15 kt. Seas 4 ft. .THU...NW wind 20 kt. Seas 5 ft. .THU NIGHT...N wind 25 kt. Seas 9 ft. .FRI THROUGH SAT...N wind 20 kt. Seas 9 ft. .SUN...NE wind 15 kt. Seas 5 ft. $$ PKZ777-190100- Nikolski to Seguam Pacfic Side out to 15 NM- 356 AM AKDT Wed Mar 18 2026 .TODAY...N wind 15 kt. Seas 5 ft. .TONIGHT...N wind 15 kt. Seas 4 ft. .THU...NW wind 20 kt. Seas 4 ft. .THU NIGHT...N wind 25 kt. Seas 7 ft. .FRI THROUGH SAT...N wind 25 kt. Seas 8 ft. .SUN...NE wind 15 kt. Seas 5 ft. $$ PKZ778-190100- Nikolski to Seguam Pacific Side from 15 to 75 NM- 356 AM AKDT Wed Mar 18 2026 .TODAY...N wind 15 kt. Seas 6 ft. .TONIGHT...N wind 15 kt. Seas 5 ft. .THU...NW wind 20 kt. Seas 5 ft. .THU NIGHT...N wind 25 kt. Seas 7 ft. .FRI THROUGH SAT...N wind 25 kt. Seas 7 ft. .SUN...N wind 15 kt. Seas 5 ft. $$ PKZ780-190100- Seguam to Adak Bering Side out to 15 NM- 356 AM AKDT Wed Mar 18 2026 .TODAY...N wind 15 kt. Seas 5 ft. .TONIGHT...N wind 15 kt. Seas 3 ft. .THU...NW wind 15 kt. Seas 3 ft. .THU NIGHT...N wind 20 kt. Seas 5 ft. .FRI...NE wind 15 kt. Seas 7 ft. .SAT...NE wind 20 kt. Seas 5 ft. .SUN...SE wind 25 kt. Seas 4 ft. $$ PKZ781-190100- Seguam to Adak Bering Side from 15 to 85 NM- 356 AM AKDT Wed Mar 18 2026 .TODAY...N wind 15 kt. Seas 5 ft. .TONIGHT...N wind 15 kt. Seas 4 ft. .THU...NW wind 15 kt. Seas 3 ft. .THU NIGHT...N wind 20 kt. Seas 5 ft. .FRI...NE wind 15 kt. Seas 7 ft. .SAT...NE wind 20 kt. Seas 5 ft. .SUN...SE wind 25 kt. Seas 5 ft. $$ PKZ782-190100- Seguam to Adak Pacific Side out to 15 NM- 356 AM AKDT Wed Mar 18 2026 .TODAY...N wind 15 kt. Seas 4 ft. .TONIGHT...N wind 15 kt. Seas 3 ft. .THU...NW wind 15 kt. Seas 3 ft. .THU NIGHT...N wind 20 kt. Seas 4 ft. .FRI...NE wind 15 kt. Seas 5 ft. .SAT...NE wind 20 kt. Seas 5 ft. .SUN...SE wind 25 kt. Seas 7 ft. $$ PKZ783-190100- Seguam to Adak Pacific Side from 15 to 75 NM- 356 AM AKDT Wed Mar 18 2026 .TODAY...N wind 15 kt. Seas 5 ft. .TONIGHT...N wind 15 kt. Seas 4 ft. .THU...NW wind 15 kt. Seas 4 ft. .THU NIGHT...N wind 20 kt. Seas 5 ft. .FRI...NE wind 15 kt. Seas 6 ft. .SAT...E wind 20 kt. Seas 6 ft. .SUN...SE wind 25 kt. Seas 8 ft. $$ PKZ784-190100- Adak to Kiska Bering Side- 356 AM AKDT Wed Mar 18 2026 .TODAY...N wind 15 kt. Seas 3 ft. .TONIGHT...Variable wind 10 kt. Seas 3 ft. .THU...Variable wind 10 kt. Seas 3 ft. .THU NIGHT...E wind 20 kt. Seas 4 ft. .FRI...E wind 25 kt. Seas 9 ft. .SAT THROUGH SUN...SE wind 30 kt. Seas 11 ft. $$ PKZ785-190100- Adak to Kiska Pacific Side- 356 AM AKDT Wed Mar 18 2026 .TODAY...N wind 15 kt. Seas 4 ft. .TONIGHT...Variable wind 10 kt. Seas 3 ft. .THU...Variable wind 10 kt. Seas 5 ft. .THU NIGHT...SE wind 20 kt. Seas 6 ft. .FRI...SE wind 25 kt. Seas 11 ft. .SAT THROUGH SUN...SE wind 30 kt. Seas 13 ft. $$ PKZ786-190100- Kiska to Attu Bering Side- 356 AM AKDT Wed Mar 18 2026 .TODAY...Variable wind 10 kt. Seas 2 ft. .TONIGHT...SE wind 15 kt. Seas 4 ft. .THU...SE wind 20 kt. Seas 7 ft. .THU NIGHT...SE wind 25 kt. Seas 8 ft. .FRI...SE wind 30 kt. Seas 14 ft. .SAT THROUGH SUN...SE wind 35 kt. Seas 17 ft. $$ PKZ787-190100- Kiska to Attu Pacific Side- 356 AM AKDT Wed Mar 18 2026 ...SMALL CRAFT ADVISORY THURSDAY... .TODAY...E wind 15 kt. Seas 4 ft. .TONIGHT...SE wind 20 kt. Seas 7 ft. .THU...SE wind 25 kt. Seas 10 ft. .THU NIGHT...SE wind 30 kt. Seas 12 ft. .FRI...SE wind 30 kt. Seas 16 ft. .SAT...SE wind 35 kt. Seas 18 ft. .SUN...SE wind 30 kt. Seas 18 ft. $$ PKZ766-190100- Pribilof Islands Nearshore Waters- 356 AM AKDT Wed Mar 18 2026 .TODAY...NW wind 15 kt. .TONIGHT...N wind 15 kt. .THU...N wind 20 kt. .THU NIGHT...N wind 25 kt. .FRI...N wind 25 kt. .SAT...N wind 20 kt. .SUN...N wind 15 kt. $$ PKZ760-190100- Bristol Bay greater than 15 NM- 356 AM AKDT Wed Mar 18 2026 ...BRISK WIND ADVISORY THROUGH THURSDAY... .TODAY...NW wind 25 kt. .TONIGHT...NW wind 30 kt. .THU...NW wind 25 kt. .THU NIGHT...NW wind 25 kt. .FRI...NW wind 25 kt. .SAT...NW wind 15 kt. .SUN...NW wind 10 kt. $$ PKZ761-190100- Bristol Bay from Port Heiden to Cape Chichagof out to 15 NM- 356 AM AKDT Wed Mar 18 2026 ...BRISK WIND ADVISORY THROUGH THURSDAY... .TODAY...NW wind 25 kt. .TONIGHT...NW wind 25 kt. .THU...NW wind 25 kt. .THU NIGHT...NW wind 25 kt. .FRI THROUGH SUN...NW wind 15 kt. $$ PKZ762-190100- Bristol Bay from Cape Chichagof to Cape Pierce out to 15 NM- 356 AM AKDT Wed Mar 18 2026 ...BRISK WIND ADVISORY THROUGH THURSDAY... .TODAY...NW wind 25 kt. .TONIGHT...NW wind 25 kt. .THU...NW wind 25 kt. .THU NIGHT...NW wind 25 kt. .FRI...N wind 25 kt. .SAT...N wind 20 kt. .SUN...N wind 15 kt. $$ PKZ763-190100- Kuskokwim Delta and Etolin Strait out to 15 NM- 356 AM AKDT Wed Mar 18 2026 ...BRISK WIND ADVISORY THROUGH THURSDAY... .TODAY...NW wind 25 kt. .TONIGHT...NW wind 25 kt. .THU...N wind 30 kt. .THU NIGHT...N wind 30 kt. .FRI...N wind 25 kt. .SAT...N wind 30 kt. .SUN...N wind 25 kt. $$ PKZ764-190100- Kuskokwim Delta from 15 to 80 NM- 356 AM AKDT Wed Mar 18 2026 ...BRISK WIND ADVISORY THROUGH THURSDAY... .TODAY...NW wind 25 kt. .TONIGHT...NW wind 25 kt. .THU...NW wind 25 kt. .THU NIGHT...N wind 30 kt. .FRI THROUGH SAT...N wind 30 kt. .SUN...N wind 20 kt. $$ PKZ765-190100- North and West of Nunivak Island- 356 AM AKDT Wed Mar 18 2026 ...BRISK WIND ADVISORY THURSDAY... .TODAY...NW wind 20 kt. .TONIGHT...NW wind 20 kt. .THU...N wind 30 kt. .THU NIGHT...N wind 30 kt. .FRI...N wind 25 kt. .SAT...N wind 20 kt. .SUN...NW wind 15 kt. $$ PKZ767-190100- Saint Matthew Island Waters- 356 AM AKDT Wed Mar 18 2026 ...SMALL CRAFT ADVISORY THURSDAY... .TODAY...N wind 15 kt. Seas in ice free waters 3 ft. .TONIGHT...N wind 15 kt. Seas in ice free waters 2 ft. .THU...N wind 25 kt. Seas in ice free waters 4 ft. Freezing spray. .THU NIGHT...N wind 25 kt. Seas in ice free waters 4 ft. .FRI...N wind 20 kt. Seas in ice free waters 3 ft. .SAT...NW wind 15 kt. Seas in ice free waters 3 ft. .SUN...SW wind 20 kt. Seas in ice free waters 5 ft. $$