FZAK51 PAJK 212231 CWFAJK Coastal Waters Forecast for Southeast Alaska National Weather Service Juneau AK 231 PM AKDT Fri Aug 21 2026 Southeast Alaska Inside Waters from Dixon Entrance to Skagway Wind forecasts reflect the predominant speed and direction expected. Sea forecasts represent the average of the highest one-third of the combined windwave and swell height. PKZ098-221515- 231 PM AKDT Fri Aug 21 2026 .SYNOPSIS FOR SOUTHEAST ALASKA INNER CHANNELS COASTAL WATERS... A front is moving through Southeast Alaska Friday afternoon, with winds building to 15 knots over most central and northern inner channels, and 25 knots for northern Lynn Canal. Another system moves into the Gulf Sunday bringing moderate to fresh breezes and fresh seas of 5 ft. $$ PKZ011-221515- Glacier Bay- 231 PM AKDT Fri Aug 21 2026 .TONIGHT...S wind 15 kt. Seas 3 ft. Rain. .SAT...S wind 10 kt. Seas 2 ft or less. .SAT NIGHT...S wind 10 kt in the evening becoming light. Seas 2 ft or less. Rain late. .SUN...Light winds. Seas 2 ft or less. Rain. .SUN NIGHT...N wind 10 kt. Seas 2 ft or less. Rain. .MON...NW wind 10 kt. Seas 2 ft or less. .TUE...NW wind 10 kt. Seas 2 ft or less. .WED...NW wind 10 kt. Seas 2 ft or less. $$ PKZ012-221515- Northern Lynn Canal- 231 PM AKDT Fri Aug 21 2026 ...SMALL CRAFT ADVISORY THROUGH SATURDAY... .TONIGHT...S wind 20 kt increasing to 25 kt. Seas 5 ft. Showers in the evening. .SAT...S wind 25 kt. Seas 5 ft. .SAT NIGHT...S wind 15 kt. Seas 3 ft. .SUN...SE wind 10 kt. Seas 2 ft or less. Rain. .SUN NIGHT...N wind 10 kt. Seas 2 ft or less. Rain. .MON...N wind 15 kt. Seas 2 ft or less. .TUE...S wind 15 kt. Seas 3 ft. .WED...SE wind 15 kt. Seas 2 ft or less. $$ PKZ013-221515- Southern Lynn Canal- 231 PM AKDT Fri Aug 21 2026 .TONIGHT...S wind 15 kt. Seas 4 ft. Showers in the evening. .SAT...S wind 15 kt. Seas 3 ft. .SAT NIGHT...S wind 10 kt. Seas 2 ft or less. .SUN...SE wind 10 kt. Seas 2 ft or less. Rain. .SUN NIGHT...N wind 10 kt. Seas 2 ft or less. Rain. .MON...N wind 10 kt. Seas 2 ft or less. .TUE...SE wind 10 kt. Seas 2 ft or less. .WED...SE wind 10 kt. Seas 2 ft or less. $$ PKZ021-221515- Icy Strait- 231 PM AKDT Fri Aug 21 2026 .TONIGHT...SE wind 10 kt becoming W. West of Point Carolus SE wind 10 kt becoming W wind 15 kt. Seas building to 3 ft late. Showers in the evening. .SAT...W wind 10 kt. West of Point Carolus W wind 15 kt becoming 10 kt. Seas 3 ft in the morning then 2 ft or less. .SAT NIGHT...E wind 10 kt in the evening becoming light. Seas 2 ft or less. .SUN...E wind 15 kt. Seas 2 ft or less. Rain. .SUN NIGHT...E wind 10 kt. Seas 2 ft or less. Rain. .MON...Light winds. Seas 2 ft or less. .TUE...W wind 10 kt. Seas 2 ft or less. .WED...E wind 10 kt. Seas 2 ft or less. $$ PKZ022-221515- Cross Sound- 231 PM AKDT Fri Aug 21 2026 .TONIGHT...SW wind 10 kt. Seas 4 ft. Showers in the evening. .SAT...SW wind 15 kt. Seas 4 ft. .SAT NIGHT...Light winds. Seas 3 ft. Rain late. .SUN...E wind 10 kt. Seas 3 ft. Rain. .SUN NIGHT...NE wind 10 kt. Seas 3 ft. Rain. .MON...Light winds. Seas 3 ft. .TUE...W wind 10 kt. Seas 3 ft. .WED...Light winds. Seas 3 ft. $$ PKZ031-221515- Stephens Passage- 231 PM AKDT Fri Aug 21 2026 .TONIGHT...S wind 10 kt increasing to 15 kt. Seas 3 ft. Showers. .SAT...S wind 10 kt. Seas 2 ft or less. .SAT NIGHT...S wind 10 kt. Seas 2 ft or less. .SUN...SE wind 10 kt. Seas 2 ft or less. Rain. .SUN NIGHT...E wind 10 kt. Seas 2 ft or less. Rain. .MON...Light winds. Seas 2 ft or less. .TUE...Light winds. Seas 2 ft or less. .WED...Light winds. Seas 2 ft or less. $$ PKZ032-221515- Northern Chatham Strait- 231 PM AKDT Fri Aug 21 2026 .TONIGHT...S wind 10 kt. Seas 3 ft in the evening then 2 ft or less. Showers. .SAT...S wind 10 kt. Seas 2 ft or less. .SAT NIGHT...Light winds. Seas 2 ft or less. Rain late. .SUN...SE wind 10 kt. Seas 2 ft or less. Rain. .SUN NIGHT...E wind 10 kt. Seas 2 ft or less. Rain. .MON...Light winds. Seas 2 ft or less. .TUE...Light winds. Seas 2 ft or less. .WED...SE wind 10 kt. Seas 2 ft or less. $$ PKZ033-221515- Southern Chatham Strait- 231 PM AKDT Fri Aug 21 2026 .TONIGHT...S wind 15 kt. Seas 4 ft. Showers late. .SAT...S wind 10 kt in the morning becoming light. Seas 2 ft or less. .SAT NIGHT...Light winds. Seas 2 ft or less. .SUN...SE wind 10 kt. Seas 2 ft or less. Rain. .SUN NIGHT...SE wind 10 kt. Seas 2 ft or less. Rain. .MON...NE wind 10 kt. Seas 2 ft or less. .TUE...Light winds. Seas 2 ft or less. .WED...Light winds. Seas 2 ft or less. $$ PKZ034-221515- Frederick Sound- 231 PM AKDT Fri Aug 21 2026 .TONIGHT...S wind 10 kt. Seas 3 ft in the evening then 2 ft or less. Showers late. .SAT...S wind 10 kt. Seas 2 ft or less. .SAT NIGHT...Light winds becoming SE 10 kt late. Seas 2 ft or less. .SUN...SE wind 15 kt. Seas 2 ft or less. Rain. .SUN NIGHT...E wind 10 kt. Seas 2 ft or less. Rain. .MON...E wind 10 kt. Seas 2 ft or less. .TUE...Light winds. Seas 2 ft or less. .WED...Light winds. Seas 2 ft or less. $$ PKZ035-221515- Sumner Strait- 231 PM AKDT Fri Aug 21 2026 .TONIGHT...S wind 10 kt. Seas 2 ft or less. Showers late. .SAT...SW wind 10 kt. Seas 2 ft or less. .SAT NIGHT...Light winds. Seas 2 ft or less. .SUN...SE wind 10 kt. Seas 2 ft or less. Rain. .SUN NIGHT...E wind 10 kt. Seas 2 ft or less. Rain. .MON...E wind 10 kt. Seas 2 ft or less. .TUE...Light winds. Seas 2 ft or less. .WED...Light winds. Seas 2 ft or less. $$ PKZ036-221515- Clarence Strait- 231 PM AKDT Fri Aug 21 2026 .TONIGHT...NW wind 10 kt. South of Gravina Island W wind 15 kt. Seas 3 ft. .SAT...NW wind 10 kt. South of Gravina Island W wind 15 kt. Seas 3 ft. .SAT NIGHT...NW wind 10 kt becoming SE late. Seas 2 ft or less. Rain late. .SUN...SE wind 20 kt. Seas 4 ft. Rain. .SUN NIGHT...SE wind 25 kt. Seas 5 ft. Rain. .MON...SE wind 25 kt. Seas 8 ft. .TUE...N wind 10 kt. Seas 2 ft or less. .WED...S wind 10 kt. Seas 2 ft or less. $$