Coastal Waters Forecast
Issued by NWS
Issued by NWS
310 FZAK52 PAFC 192326 CWFALU Coastal Waters Forecast National Weather Service Anchorage Alaska 326 PM AKDT Tue Aug 19 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. PKZ199-201200- 326 PM AKDT Tue Aug 19 2025 .SYNOPSIS FOR SOUTHWEST ALASKA+BRISTOL BAY+THE ALASKA PENINSULA WATERS AND THE ALEUTIAN ISLANDS... High pressure slowly moves east across the Aleutians Wed. A front continues to move across the northern Bering through Wed afternoon. A second front moves over the Western Aleutians Wed afternoon. $$ PKZ750-201200- Sitkinak to Castle Cape out to 15 NM- 326 PM AKDT Tue Aug 19 2025 .TONIGHT...NW wind 15 kt. Seas 2 ft. .WED...NE wind 15 kt. Seas 2 ft. .WED NIGHT...Variable wind 10 kt. Seas 2 ft. .THU AND THU NIGHT...Variable wind 10 kt. Seas 3 ft. .FRI THROUGH SUN...Variable wind 10 kt. Seas 3 ft. $$ PKZ751-201200- Sitkinak to Castle Cape from 15 to 100 NM- 326 PM AKDT Tue Aug 19 2025 .TONIGHT...N wind 15 kt. Seas 3 ft. .WED...NE wind 15 kt. Seas 3 ft. .WED NIGHT...NE wind 15 kt. Seas 4 ft. .THU AND THU NIGHT...N wind 20 kt. Seas 6 ft. .FRI...NW wind 15 kt. Seas 6 ft. .SAT THROUGH SUN...Variable wind 10 kt. Seas 4 ft. $$ PKZ752-201200- Castle Cape to Cape Tolstoi out to 15 NM- 326 PM AKDT Tue Aug 19 2025 .TONIGHT...N wind 15 kt. Seas 2 ft. .WED...Variable wind 10 kt. Seas 2 ft. .WED NIGHT...Variable wind 10 kt. Seas 2 ft. .THU...Variable wind 10 kt. Seas 1 foot. .THU NIGHT...Variable wind 10 kt. Seas 3 ft. .FRI THROUGH SUN...Variable wind 10 kt. Seas 3 ft. $$ PKZ753-201200- Castle Cape to Cape Tolstoi from 15 to 100 NM- 326 PM AKDT Tue Aug 19 2025 .TONIGHT...N wind 15 kt. Seas 4 ft. .WED...N wind 15 kt. Seas 3 ft. .WED NIGHT...Variable wind 10 kt. Seas 3 ft. .THU...Variable wind 10 kt. Seas 3 ft. .THU NIGHT...Variable wind 10 kt. Seas 4 ft. .FRI THROUGH SUN...Variable wind 10 kt. Seas 4 ft. $$ PKZ754-201200- Cape Tolstoi to Cape Sarichef out to 15 NM- 326 PM AKDT Tue Aug 19 2025 .TONIGHT...N wind 20 kt. Seas 3 ft. .WED...N wind 15 kt. Seas 2 ft. .WED NIGHT...Variable wind 10 kt. Seas 2 ft. .THU...Variable wind 10 kt. Seas 2 ft. .THU NIGHT...Variable wind 10 kt. Seas 1 foot. .FRI...Variable wind 10 kt. Seas 2 ft. .SAT THROUGH SUN...Variable wind 10 kt. Seas 2 ft. $$ PKZ755-201200- Cape Tolstoi to Cape Sarichef from 15 to 100 NM- 326 PM AKDT Tue Aug 19 2025 .TONIGHT...N wind 20 kt. Seas 5 ft. .WED...N wind 15 kt. Seas 4 ft. .WED NIGHT...Variable wind 10 kt. Seas 3 ft. .THU...Variable wind 10 kt. Seas 3 ft. .THU NIGHT...Variable wind 10 kt. Seas 3 ft. .FRI...Variable wind 10 kt. Seas 4 ft. .SAT...Variable wind 10 kt. Seas 3 ft. .SUN...SW wind 15 kt. Seas 3 ft. $$ PKZ756-201200- Port Heiden to Nelson Lagoon out to 15 NM- 326 PM AKDT Tue Aug 19 2025 .TONIGHT...Variable wind 10 kt. Seas 3 ft. .WED...Variable wind 10 kt. Seas 3 ft. .WED NIGHT...Variable wind 10 kt. Seas 2 ft. .THU AND THU NIGHT...Variable wind 10 kt. Seas 2 ft. .FRI THROUGH SUN...Variable wind 10 kt. Seas 5 ft. $$ PKZ757-201200- Port Heiden to Nelson Lagoon from 15 to 60 NM- 326 PM AKDT Tue Aug 19 2025 .TONIGHT...NW wind 15 kt. Seas 4 ft. .WED...Variable wind 10 kt. Seas 3 ft. .WED NIGHT...Variable wind 10 kt. Seas 2 ft. .THU AND THU NIGHT...Variable wind 10 kt. Seas 2 ft. .FRI THROUGH SUN...SW wind 15 kt. Seas 5 ft. $$ PKZ758-201200- Nelson Lagoon to Cape Sarichef out to 15 NM- 326 PM AKDT Tue Aug 19 2025 .TONIGHT...N wind 15 kt. Seas 3 ft. .WED...Variable wind 10 kt. Seas 3 ft. .WED NIGHT...Variable wind 10 kt. Seas 2 ft. .THU...Variable wind 10 kt. Seas 1 foot. .THU NIGHT...Variable wind 10 kt. Seas 2 ft. .FRI THROUGH SAT...Variable wind 10 kt. Seas 5 ft. .SUN...SW wind 15 kt. Seas 5 ft. $$ PKZ759-201200- Nelson Lagoon to Cape Sarichef from 15 to 70 NM- 326 PM AKDT Tue Aug 19 2025 .TONIGHT...N wind 15 kt. Seas 3 ft. .WED...Variable wind 10 kt. Seas 3 ft. .WED NIGHT...Variable wind 10 kt. Seas 2 ft. .THU AND THU NIGHT...Variable wind 10 kt. Seas 3 ft. .FRI THROUGH SUN...SW wind 15 kt. Seas 5 ft. $$ PKZ770-201200- Cape Sarichef to Nikolski Bering Side out to 15 NM- 326 PM AKDT Tue Aug 19 2025 .TONIGHT...N wind 20 kt. Seas 3 ft. .WED...N wind 15 kt. Seas 2 ft. .WED NIGHT...Variable wind 10 kt. Seas 1 foot. .THU...S wind 15 kt. Seas 2 ft. .THU NIGHT...Variable wind 10 kt. Seas 3 ft. .FRI...Variable wind 10 kt. Seas 3 ft. .SAT...SW wind 15 kt. Seas 4 ft. .SUN...S wind 20 kt. Seas 4 ft. $$ PKZ772-201200- Cape Sarichef to Nikolski Bering Side from 15 to 85 NM- 326 PM AKDT Tue Aug 19 2025 .TONIGHT...N wind 15 kt. Seas 3 ft. .WED...Variable wind 10 kt. Seas 2 ft. .WED NIGHT...SW wind 15 kt. Seas 3 ft. .THU AND THU NIGHT...SW wind 15 kt. Seas 4 ft. .FRI THROUGH SAT...SW wind 15 kt. Seas 5 ft. .SUN...SW wind 20 kt. Seas 6 ft. $$ PKZ771-201200- Unalaska Bay- 326 PM AKDT Tue Aug 19 2025 .TONIGHT...NW wind 15 kt diminishing to 10 kt after midnight. Seas 2 ft. .WED...NW wind 10 kt in the morning becoming variable less than 10 kt. Seas 2 ft. .WED NIGHT...Variable wind less than 10 kt. Seas 1 foot. .THU AND THU NIGHT...Variable wind less than 10 kt. Seas 2 ft. .FRI THROUGH SAT...Variable wind less than 10 kt. Seas 2 ft. .SUN...S wind 10 kt. Seas 2 ft. $$ PKZ773-201200- Cape Sarichef to Nikolski Pacific Side out to 15 NM- 326 PM AKDT Tue Aug 19 2025 .TONIGHT...N wind 20 kt. Seas 3 ft. .WED...NW wind 15 kt. Seas 3 ft. .WED NIGHT...Variable wind 10 kt. Seas 2 ft. .THU...SW wind 15 kt. Seas 3 ft. .THU NIGHT...Variable wind 10 kt. Seas 3 ft. .FRI THROUGH SAT...Variable wind 10 kt. Seas 3 ft. .SUN...SW wind 15 kt. Seas 4 ft. $$ PKZ774-201200- Cape Sarichef to Nikolski Pacific Side from 15 to 85 NM- 326 PM AKDT Tue Aug 19 2025 .TONIGHT...N wind 20 kt. Seas 5 ft. .WED...N wind 15 kt. Seas 4 ft. .WED NIGHT...Variable wind 10 kt. Seas 3 ft. .THU...W wind 15 kt. Seas 3 ft. .THU NIGHT...Variable wind 10 kt. Seas 4 ft. .FRI THROUGH SAT...Variable wind 10 kt. Seas 3 ft. .SUN...SW wind 20 kt. Seas 4 ft. $$ PKZ775-201200- Nikolski to Seguam Bering Side out to 15 NM- 326 PM AKDT Tue Aug 19 2025 .TONIGHT...N wind 15 kt. Seas 3 ft. .WED...Variable wind 10 kt. Seas 2 ft. .WED NIGHT...S wind 15 kt. Seas 3 ft. .THU...SW wind 15 kt. Seas 4 ft. .THU NIGHT...Variable wind 10 kt. Seas 4 ft. .FRI...Variable wind 10 kt. Seas 3 ft. .SAT...SW wind 15 kt. Seas 4 ft. .SUN...S wind 20 kt. Seas 5 ft. $$ PKZ776-201200- Nikolski to Seguam Bering Side from 15 to 85 NM- 326 PM AKDT Tue Aug 19 2025 .TONIGHT...Variable wind 10 kt. Seas 3 ft. .WED...Variable wind 10 kt. Seas 2 ft. .WED NIGHT...SW wind 15 kt. Seas 5 ft. Areas of fog. .THU...SW wind 20 kt. Seas 6 ft. .THU NIGHT...SW wind 15 kt. Seas 4 ft. .FRI...SW wind 15 kt. Seas 4 ft. .SAT THROUGH SUN...S wind 20 kt. Seas 6 ft. $$ PKZ777-201200- Nikolski to Seguam Pacfic Side out to 15 NM- 326 PM AKDT Tue Aug 19 2025 .TONIGHT...N wind 15 kt. Seas 3 ft. .WED...Variable wind 10 kt. Seas 2 ft. .WED NIGHT...SW wind 15 kt. Seas 3 ft. .THU...SW wind 15 kt. Seas 4 ft. .THU NIGHT...Variable wind 10 kt. Seas 4 ft. .FRI THROUGH SAT...SW wind 15 kt. Seas 3 ft. .SUN...S wind 20 kt. Seas 5 ft. $$ PKZ778-201200- Nikolski to Seguam Pacific Side from 15 to 75 NM- 326 PM AKDT Tue Aug 19 2025 .TONIGHT...Variable wind 10 kt. Seas 4 ft. .WED...Variable wind 10 kt. Seas 3 ft. .WED NIGHT...SW wind 15 kt. Seas 3 ft. .THU AND THU NIGHT...SW wind 15 kt. Seas 4 ft. .FRI THROUGH SAT...SW wind 15 kt. Seas 5 ft. .SUN...S wind 20 kt. Seas 5 ft. $$ PKZ780-201200- Seguam to Adak Bering Side out to 15 NM- 326 PM AKDT Tue Aug 19 2025 .TONIGHT...Variable wind 10 kt. Seas 2 ft. .WED...S wind 15 kt. Seas 2 ft. Areas of fog. .WED NIGHT...S wind 20 kt. Seas 4 ft. Areas of fog. .THU...SW wind 20 kt. Seas 4 ft. .THU NIGHT...SW wind 15 kt. Seas 4 ft. .FRI...SW wind 15 kt. Seas 3 ft. .SAT THROUGH SUN...S wind 20 kt. Seas 3 ft. $$ PKZ781-201200- Seguam to Adak Bering Side from 15 to 85 NM- 326 PM AKDT Tue Aug 19 2025 .TONIGHT...S wind 15 kt. Seas 2 ft. .WED...S wind 15 kt. Seas 3 ft. Areas of fog. .WED NIGHT...S wind 20 kt. Seas 6 ft. Areas of fog. .THU AND THU NIGHT...SW wind 20 kt. Seas 6 ft. .FRI THROUGH SUN...S wind 20 kt. Seas 6 ft. $$ PKZ782-201200- Seguam to Adak Pacific Side out to 15 NM- 326 PM AKDT Tue Aug 19 2025 .TONIGHT...Variable wind 10 kt. Seas 3 ft. .WED...SW wind 15 kt. Seas 2 ft. Areas of fog. .WED NIGHT...SW wind 15 kt. Seas 4 ft. Areas of fog. .THU...SW wind 20 kt. Seas 5 ft. .THU NIGHT...SW wind 15 kt. Seas 4 ft. .FRI...SW wind 15 kt. Seas 4 ft. .SAT THROUGH SUN...S wind 20 kt. Seas 5 ft. $$ PKZ783-201200- Seguam to Adak Pacific Side from 15 to 75 NM- 326 PM AKDT Tue Aug 19 2025 .TONIGHT...Variable wind 10 kt. Seas 3 ft. .WED...SW wind 15 kt. Seas 2 ft. Areas of fog. .WED NIGHT...SW wind 15 kt. Seas 5 ft. Areas of fog. .THU AND THU NIGHT...SW wind 15 kt. Seas 5 ft. .FRI...SW wind 15 kt. Seas 4 ft. .SAT THROUGH SUN...S wind 20 kt. Seas 6 ft. $$ PKZ784-201200- Adak to Kiska Bering Side- 326 PM AKDT Tue Aug 19 2025 .TONIGHT...S wind 20 kt. Seas 4 ft. Areas of fog. .WED...S wind 15 kt. Seas 3 ft. Areas of fog. .WED NIGHT...S wind 20 kt. Seas 6 ft. Areas of fog. Rain. .THU AND THU NIGHT...S wind 25 kt. Seas 7 ft. .FRI...S wind 25 kt. Seas 8 ft. .SAT...S wind 20 kt. Seas 8 ft. .SUN...S wind 15 kt. Seas 6 ft. $$ PKZ785-201200- Adak to Kiska Pacific Side- 326 PM AKDT Tue Aug 19 2025 .TONIGHT...S wind 15 kt. Seas 4 ft. Areas of fog. .WED...S wind 20 kt. Seas 4 ft. Areas of fog. .WED NIGHT...S wind 20 kt. Seas 6 ft. Areas of fog. .THU...SW wind 25 kt. Seas 7 ft. .THU NIGHT...SW wind 20 kt. Seas 6 ft. .FRI...SW wind 25 kt. Seas 8 ft. .SAT THROUGH SUN...S wind 20 kt. Seas 8 ft. $$ PKZ786-201200- Kiska to Attu Bering Side- 326 PM AKDT Tue Aug 19 2025 .TONIGHT...Variable wind 10 kt. Seas 4 ft. Areas of fog. .WED...S wind 15 kt. Seas 3 ft. Areas of fog. .WED NIGHT...S wind 15 kt. Seas 4 ft. Areas of fog. .THU AND THU NIGHT...S wind 30 kt. Seas 10 ft. .FRI...SW wind 30 kt. Seas 10 ft. .SAT...SW wind 15 kt. Seas 8 ft. .SUN...Variable wind 10 kt. Seas 4 ft. $$ PKZ787-201200- Kiska to Attu Pacific Side- 326 PM AKDT Tue Aug 19 2025 .TONIGHT...Variable wind 10 kt. Seas 5 ft. Areas of fog. .WED...SE wind 15 kt. Seas 4 ft. Areas of fog. .WED NIGHT...S wind 20 kt. Seas 6 ft. Areas of fog. .THU AND THU NIGHT...S wind 30 kt. Seas 10 ft. .FRI...SW wind 30 kt. Seas 10 ft. .SAT...SW wind 20 kt. Seas 9 ft. .SUN...Variable wind 10 kt. Seas 5 ft. $$ PKZ766-201200- Pribilof Islands Nearshore Waters- 326 PM AKDT Tue Aug 19 2025 .TONIGHT...Variable wind 10 kt. Seas 2 ft. .WED...SW wind 15 kt. Seas 3 ft. .WED NIGHT...SW wind 15 kt. Seas 4 ft. .THU AND THU NIGHT...S wind 15 kt. Seas 6 ft. .FRI...SW wind 15 kt. Seas 6 ft. .SAT...SW wind 20 kt. Seas 8 ft. .SUN...SW wind 15 kt. Seas 7 ft. $$ PKZ760-201200- Bristol Bay greater than 15 NM- 326 PM AKDT Tue Aug 19 2025 .TONIGHT...NW wind 10 kt. Seas 2 ft. .WED...NE wind 10 kt in the morning becoming variable less than 10 kt. Seas 2 ft. .WED NIGHT...W wind 10 kt. Seas 1 foot. .THU...W wind 10 kt. Seas 1 foot. .THU NIGHT...Variable wind less than 10 kt. Seas 2 ft. .FRI THROUGH SUN...SW wind 15 kt. Seas 5 ft. $$ PKZ761-201200- Bristol Bay from Port Heiden to Cape Chichagof out to 15 NM- 326 PM AKDT Tue Aug 19 2025 .TONIGHT...NW wind 10 kt increasing to 15 kt after midnight. Seas 2 ft. .WED...NE wind 10 kt in the morning becoming variable less than 10 kt. Seas 2 ft. .WED NIGHT...Variable wind less than 10 kt. Seas 2 ft. .THU...SW wind 10 kt. Seas 1 foot. .THU NIGHT...Variable wind less than 10 kt. Seas 1 foot. .FRI...W wind 10 kt. Seas 4 ft. .SAT THROUGH SUN...SW wind 15 kt. Seas 4 ft. $$ PKZ762-201200- Bristol Bay from Cape Chichagof to Cape Pierce out to 15 NM- 326 PM AKDT Tue Aug 19 2025 .TONIGHT...N wind 10 kt. Seas 1 foot. .WED...NE wind 10 kt in the morning becoming variable less than 10 kt. Seas 1 foot. .WED NIGHT...W wind 10 kt. Seas 1 foot. .THU AND THU NIGHT...W wind 10 kt. Seas 2 ft. .FRI...SW wind 10 kt. Seas 3 ft. .SAT THROUGH SUN...SW wind 15 kt. Seas 4 ft. $$ PKZ763-201200- Kuskokwim Delta and Etolin Strait out to 15 NM- 326 PM AKDT Tue Aug 19 2025 .TONIGHT...N wind 20 kt diminishing to 10 kt after midnight. Seas 2 ft. .WED...SW wind 10 kt increasing to 15 kt in the afternoon. Seas 1 foot. .WED NIGHT...SW wind 15 kt. Seas 3 ft. .THU AND THU NIGHT...S wind 10 kt. Seas 3 ft. .FRI THROUGH SAT...SW wind 20 kt. Seas 5 ft. .SUN...SW wind 15 kt. Seas 4 ft. $$ PKZ764-201200- Kuskokwim Delta from 15 to 80 NM- 326 PM AKDT Tue Aug 19 2025 .TONIGHT...NW wind 20 kt. Seas 4 ft. .WED...NW wind 10 kt becoming W in the afternoon. Seas 2 ft. .WED NIGHT...SW wind 15 kt. Seas 4 ft. .THU AND THU NIGHT...S wind 10 kt. Seas 4 ft. .FRI THROUGH SAT...SW wind 20 kt. Seas 7 ft. .SUN...SW wind 15 kt. Seas 7 ft. $$ PKZ765-201200- North and West of Nunivak Island- 326 PM AKDT Tue Aug 19 2025 ...SMALL CRAFT ADVISORY WEDNESDAY... .TONIGHT...Variable wind 10 kt becoming SW 15 kt after midnight. Seas 3 ft. .WED...SW wind 25 kt. Seas 5 ft. .WED NIGHT...SW wind 20 kt. Seas 5 ft. .THU AND THU NIGHT...S wind 15 kt. Seas 5 ft. .FRI THROUGH SAT...SW wind 20 kt. Seas 8 ft. .SUN...SW wind 15 kt. Seas 8 ft. $$ PKZ767-201200- Saint Matthew Island Waters- 326 PM AKDT Tue Aug 19 2025 ...SMALL CRAFT ADVISORY THROUGH WEDNESDAY NIGHT... .TONIGHT...E of Saint Matthew Island, S wind 15 kt increasing to 25 kt after midnight. W of Saint Matthew Island, S wind 25 kt. Seas 8 ft. .WED...SW wind 25 kt. Seas 8 ft. .WED NIGHT...SW wind 20 kt. Seas 8 ft. .THU...S wind 15 kt. Seas 6 ft. .THU NIGHT...S wind 20 kt. Seas 5 ft. .FRI THROUGH SAT...SW wind 20 kt. Seas 10 ft. .SUN...SW wind 15 kt. Seas 8 ft. $$