858
FZAK52 PAFC 171227
CWFALU

Coastal Waters Forecast
National Weather Service Anchorage Alaska
427 AM AKDT Mon Aug 17 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.

PKZ199-180115-
427 AM AKDT Mon Aug 17 2026
.SYNOPSIS FOR SOUTHWEST ALASKA+BRISTOL BAY+THE ALASKA
PENINSULA WATERS AND THE ALEUTIAN ISLANDS...
A 1008 mb low 230 nm NE of Shemya a 1009 mb low 80 nm SW of Adak
merge into a 1007 mb low 110 nm E of Adak Mon afternoon. This low
moves to 60 nm NE of Unalaska at 1010 mb Tue afternoon and continues
to 50 nm NW of Cold Bay at 1011 mb Wed morning.

$$

PKZ750-180115-
Sitkinak to Castle Cape out to 15 NM-
427 AM AKDT Mon Aug 17 2026

...SMALL CRAFT ADVISORY TODAY...

.TODAY...SW wind 25 kt. Seas 10 ft.
.TONIGHT...SW wind 20 kt. Seas 7 ft.
.TUE...SW wind 15 kt. Seas 5 ft.
.TUE NIGHT...SE wind 15 kt. Seas 4 ft.
.WED...S wind 15 kt. Seas 4 ft.
.THU...Variable wind 10 kt. Seas 3 ft.
.FRI...SW wind 15 kt. Seas 4 ft.

$$

PKZ751-180115-
Sitkinak to Castle Cape from 15 to 100 NM-
427 AM AKDT Mon Aug 17 2026

...SMALL CRAFT ADVISORY THROUGH TONIGHT...

.TODAY...SW wind 25 kt. Seas 13 ft.
.TONIGHT...SW wind 20 kt. Seas 9 ft.
.TUE...SW wind 15 kt. Seas 7 ft.
.TUE NIGHT...SE wind 15 kt. Seas 7 ft.
.WED...SW wind 15 kt. Seas 7 ft.
.THU...Variable wind 10 kt. Seas 5 ft.
.FRI...SW wind 20 kt. Seas 5 ft.

$$

PKZ752-180115-
Castle Cape to Cape Tolstoi out to 15 NM-
427 AM AKDT Mon Aug 17 2026

.TODAY...SW wind 20 kt. Seas 6 ft.
.TONIGHT...SW wind 20 kt. Seas 5 ft.
.TUE...S wind 15 kt. Seas 3 ft.
.TUE NIGHT...SE wind 15 kt. Seas 4 ft.
.WED...SW wind 15 kt. Seas 4 ft.
.THU...Variable wind 10 kt. Seas 3 ft.
.FRI...SW wind 15 kt. Seas 4 ft.

$$

PKZ753-180115-
Castle Cape to Cape Tolstoi from 15 to 100 NM-
427 AM AKDT Mon Aug 17 2026

...SMALL CRAFT ADVISORY THROUGH TONIGHT...

.TODAY...SW wind 25 kt. Seas 12 ft.
.TONIGHT...SW wind 20 kt. Seas 9 ft.
.TUE...S wind 15 kt. Seas 7 ft.
.TUE NIGHT...SE wind 15 kt. Seas 6 ft.
.WED...SW wind 15 kt. Seas 7 ft.
.THU...Variable wind 10 kt. Seas 5 ft.
.FRI...SW wind 20 kt. Seas 5 ft.

$$

PKZ754-180115-
Cape Tolstoi to Cape Sarichef out to 15 NM-
427 AM AKDT Mon Aug 17 2026

.TODAY...SW wind 20 kt. Seas 7 ft.
.TONIGHT...SW wind 15 kt. Seas 6 ft.
.TUE...S wind 20 kt. Seas 6 ft.
.TUE NIGHT...S wind 15 kt. Seas 6 ft.
.WED THROUGH THU...W wind 15 kt. Seas 5 ft.
.FRI...SW wind 20 kt. Seas 4 ft.

$$

PKZ755-180115-
Cape Tolstoi to Unalga Pass from 15 to 100 NM-
427 AM AKDT Mon Aug 17 2026

...SMALL CRAFT ADVISORY THROUGH TUESDAY...

.TODAY...SW wind 20 kt. Seas 10 ft.
.TONIGHT...S wind 20 kt. Seas 8 ft.
.TUE...S wind 25 kt. Seas 7 ft.
.TUE NIGHT...S wind 20 kt. Seas 7 ft.
.WED THROUGH THU...W wind 15 kt. Seas 6 ft.
.FRI...SW wind 20 kt. Seas 6 ft.

$$

PKZ756-180115-
Port Heiden to Nelson Lagoon out to 15 NM-
427 AM AKDT Mon Aug 17 2026

...SMALL CRAFT ADVISORY THROUGH TONIGHT...

.TODAY...SW wind 25 kt. Seas 6 ft.
.TONIGHT...SW wind 25 kt. Seas 5 ft.
.TUE...S wind 15 kt. Seas 3 ft.
.TUE NIGHT...SE wind 15 kt. Seas 3 ft.
.WED THROUGH THU...W wind 15 kt. Seas 2 ft.
.FRI...SW wind 20 kt. Seas 4 ft.

$$

PKZ757-180115-
Port Heiden to Nelson Lagoon from 15 to 60 NM-
427 AM AKDT Mon Aug 17 2026

...SMALL CRAFT ADVISORY THROUGH TONIGHT...

.TODAY...SW wind 30 kt. Seas 8 ft.
.TONIGHT...SW wind 30 kt. Seas 8 ft.
.TUE...S wind 15 kt. Seas 6 ft.
.TUE NIGHT...SE wind 15 kt. Seas 4 ft.
.WED...Variable wind 10 kt. Seas 3 ft.
.THU...W wind 15 kt. Seas 3 ft.
.FRI...SW wind 20 kt. Seas 6 ft.

$$

PKZ758-180115-
Nelson Lagoon to Cape Sarichef out to 15 NM-
427 AM AKDT Mon Aug 17 2026

...SMALL CRAFT ADVISORY THROUGH TONIGHT...

.TODAY...SW wind 25 kt. Seas 6 ft.
.TONIGHT...SW wind 25 kt becoming S 15 kt after midnight. Seas 4
ft.
.TUE...SE wind 20 kt. Seas 3 ft.
.TUE NIGHT...SE wind 20 kt. Seas 2 ft.
.WED THROUGH THU...W wind 15 kt. Seas 3 ft.
.FRI...SW wind 20 kt. Seas 5 ft.

$$

PKZ759-180115-
Nelson Lagoon to Unalga Pass 15 to 70 nm-
427 AM AKDT Mon Aug 17 2026

...SMALL CRAFT ADVISORY THROUGH TONIGHT...

.TODAY...SW wind 25 kt. Seas 7 ft.
.TONIGHT...SW wind 25 kt. Seas 7 ft.
.TUE...SE wind 20 kt. Seas 5 ft.
.TUE NIGHT...SE wind 15 kt. Seas 4 ft.
.WED...W wind 15 kt. Seas 5 ft.
.THU THROUGH FRI...SW wind 20 kt. Seas 5 ft.

$$

PKZ768-180115-
Unimak Pass-
427 AM AKDT Mon Aug 17 2026

...SMALL CRAFT ADVISORY TODAY...

.TODAY...SW wind 25 kt. Seas 7 ft.
.TONIGHT...S wind 20 kt. Seas 6 ft.
.TUE...SE wind 20 kt. Seas 6 ft. Rain.
.TUE NIGHT...Variable wind 10 kt. Seas 6 ft.
.WED...W wind 20 kt. Seas 5 ft.
.THU THROUGH FRI...SW wind 15 kt. Seas 5 ft.

$$

PKZ770-180115-
Unalga Pass to Nikolski Bering Side out to 15 NM-
427 AM AKDT Mon Aug 17 2026

...SMALL CRAFT ADVISORY TODAY...

.TODAY...SW wind 25 kt. Seas 5 ft. Patchy fog.
.TONIGHT...S wind 20 kt. Seas 3 ft. Patchy fog.
.TUE...SE wind 15 kt. Seas 3 ft.
.TUE NIGHT...W wind 15 kt. Seas 3 ft.
.WED...W wind 15 kt. Seas 5 ft.
.THU THROUGH FRI...SW wind 20 kt. Seas 4 ft.

$$

PKZ772-180115-
Unalga Pass to Nikolski Bering Side from 15 to 85 NM-
427 AM AKDT Mon Aug 17 2026

...SMALL CRAFT ADVISORY TODAY...

.TODAY...SW wind 25 kt. Seas 7 ft. Patchy fog.
.TONIGHT...S wind 20 kt. Seas 5 ft. Patchy fog.
.TUE...E wind 15 kt. Seas 4 ft.
.TUE NIGHT...NW wind 15 kt. Seas 4 ft.
.WED...NW wind 20 kt. Seas 6 ft.
.THU THROUGH FRI...W wind 20 kt. Seas 6 ft.

$$

PKZ771-180115-
Unalaska Bay-
427 AM AKDT Mon Aug 17 2026

...SMALL CRAFT ADVISORY TODAY...

.TODAY...SW wind 25 kt diminishing to 15 kt in the afternoon. Seas
4 ft subsiding to 2 ft in the afternoon.
.TONIGHT...S wind 10 kt becoming SE after midnight. Seas 2 ft.
Rain.
.TUE...SE wind 20 kt becoming S 10 kt in the afternoon. Seas 2 ft.
Rain.
.TUE NIGHT...W wind 10 kt. Seas 2 ft.
.WED...W wind 15 kt. Seas 2 ft.
.THU...W wind 10 kt. Seas 3 ft.
.FRI...SW wind 15 kt. Seas 2 ft.

$$

PKZ773-180115-
Unalga Pass to Nikolski Pacific Side out to 15 NM-
427 AM AKDT Mon Aug 17 2026

...SMALL CRAFT ADVISORY TODAY...

.TODAY...SW wind 20 kt. Seas 8 ft. Patchy fog.
.TONIGHT...S wind 20 kt. Seas 6 ft. Rain.
.TUE...S wind 20 kt. Seas 6 ft.
.TUE NIGHT...W wind 15 kt. Seas 6 ft.
.WED...NW wind 15 kt. Seas 5 ft.
.THU THROUGH FRI...W wind 20 kt. Seas 4 ft.

$$

PKZ774-180115-
Unalga Pass to Nikolski Pacific Side from 15 to 85 NM-
427 AM AKDT Mon Aug 17 2026

...SMALL CRAFT ADVISORY THROUGH TUESDAY...

.TODAY...SW wind 20 kt. Seas 9 ft. Patchy fog.
.TONIGHT...S wind 25 kt. Seas 8 ft. Rain.
.TUE...S wind 25 kt. Seas 8 ft.
.TUE NIGHT...W wind 20 kt. Seas 7 ft.
.WED THROUGH FRI...W wind 20 kt. Seas 6 ft.

$$

PKZ775-180115-
Nikolski to Seguam Bering Side out to 15 NM-
427 AM AKDT Mon Aug 17 2026

.TODAY...SE wind 20 kt. Seas 6 ft. Patchy fog.
.TONIGHT...SE wind 20 kt. Seas 6 ft. Patchy fog. Rain.
.TUE...NW wind 20 kt. Seas 5 ft.
.TUE NIGHT...NW wind 20 kt. Seas 6 ft.
.WED...NW wind 20 kt. Seas 6 ft.
.THU THROUGH FRI...W wind 20 kt. Seas 5 ft.

$$

PKZ776-180115-
Nikolski to Seguam Bering Side from 15 to 85 NM-
427 AM AKDT Mon Aug 17 2026

.TODAY...SW wind 20 kt. Seas 6 ft. Patchy fog.
.TONIGHT...E wind 15 kt. Seas 5 ft. Patchy fog.
.TUE...NW wind 20 kt. Seas 5 ft.
.TUE NIGHT...NW wind 20 kt. Seas 7 ft.
.WED...NW wind 15 kt. Seas 6 ft.
.THU THROUGH FRI...W wind 20 kt. Seas 6 ft.

$$

PKZ777-180115-
Nikolski to Seguam Pacfic Side out to 15 NM-
427 AM AKDT Mon Aug 17 2026

.TODAY...SE wind 20 kt. Seas 7 ft. Patchy fog.
.TONIGHT...SE wind 20 kt. Seas 7 ft. Patchy fog. Rain.
.TUE...W wind 20 kt. Seas 6 ft.
.TUE NIGHT...NW wind 20 kt. Seas 6 ft.
.WED...NW wind 20 kt. Seas 6 ft.
.THU THROUGH FRI...W wind 20 kt. Seas 5 ft.

$$

PKZ778-180115-
Nikolski to Seguam Pacific Side from 15 to 75 NM-
427 AM AKDT Mon Aug 17 2026

...SMALL CRAFT ADVISORY THROUGH TUESDAY...

.TODAY...S wind 25 kt. Seas 8 ft. Rain showers.
.TONIGHT...S wind 25 kt. Seas 8 ft. Patchy fog. Rain.
.TUE...W wind 25 kt. Seas 7 ft.
.TUE NIGHT...NW wind 20 kt. Seas 7 ft.
.WED THROUGH FRI...W wind 20 kt. Seas 6 ft.

$$

PKZ780-180115-
Seguam to Adak Bering Side out to 15 NM-
427 AM AKDT Mon Aug 17 2026

...SMALL CRAFT ADVISORY TUESDAY...

.TODAY...SE wind 20 kt. Seas 3 ft. Patchy fog.
.TONIGHT...N wind 20 kt. Seas 3 ft. Patchy fog.
.TUE...NW wind 25 kt. Seas 5 ft.
.TUE NIGHT...NW wind 20 kt. Seas 5 ft.
.WED...W wind 15 kt. Seas 4 ft.
.THU THROUGH FRI...W wind 20 kt. Seas 4 ft.

$$

PKZ781-180115-
Seguam to Adak Bering Side from 15 to 85 NM-
427 AM AKDT Mon Aug 17 2026

...SMALL CRAFT ADVISORY TUESDAY...

.TODAY...SE wind 15 kt. Seas 4 ft. Patchy fog.
.TONIGHT...NW wind 20 kt. Seas 4 ft. Patchy fog.
.TUE...NW wind 25 kt. Seas 6 ft.
.TUE NIGHT...NW wind 20 kt. Seas 6 ft.
.WED...W wind 15 kt. Seas 5 ft.
.THU THROUGH FRI...W wind 25 kt. Seas 6 ft.

$$

PKZ782-180115-
Seguam to Adak Pacific Side out to 15 NM-
427 AM AKDT Mon Aug 17 2026

...SMALL CRAFT ADVISORY TUESDAY...

.TODAY...SE wind 20 kt. Seas 6 ft. Patchy fog.
.TONIGHT...N wind 20 kt. Seas 6 ft. Patchy fog.
.TUE...NW wind 25 kt. Seas 6 ft.
.TUE NIGHT...NW wind 20 kt. Seas 5 ft.
.WED...NW wind 15 kt. Seas 4 ft.
.THU THROUGH FRI...W wind 20 kt. Seas 5 ft.

$$

PKZ783-180115-
Seguam to Adak Pacific Side from 15 to 75 NM-
427 AM AKDT Mon Aug 17 2026

...SMALL CRAFT ADVISORY THROUGH TONIGHT...

.TODAY...S wind 25 kt. Seas 8 ft. Patchy fog.
.TONIGHT...NW wind 25 kt. Seas 8 ft. Patchy fog.
.TUE...W wind 20 kt. Seas 7 ft.
.TUE NIGHT...NW wind 20 kt. Seas 7 ft.
.WED...NW wind 15 kt. Seas 6 ft.
.THU THROUGH FRI...W wind 20 kt. Seas 6 ft.

$$

PKZ784-180115-
Adak to Kiska Bering Side-
427 AM AKDT Mon Aug 17 2026

.TODAY...NW wind 15 kt. Seas 4 ft. Patchy fog.
.TONIGHT...NW wind 20 kt. Seas 5 ft. Patchy fog.
.TUE...NW wind 20 kt. Seas 5 ft.
.TUE NIGHT...W wind 15 kt. Seas 4 ft.
.WED...W wind 20 kt. Seas 4 ft.
.THU THROUGH FRI...W wind 25 kt. Seas 7 ft.

$$

PKZ785-180115-
Adak to Kiska Pacific Side-
427 AM AKDT Mon Aug 17 2026

.TODAY...NW wind 20 kt. Seas 7 ft. Patchy fog.
.TONIGHT...NW wind 20 kt. Seas 7 ft. Patchy fog.
.TUE...NW wind 20 kt. Seas 6 ft.
.TUE NIGHT...W wind 15 kt. Seas 5 ft.
.WED...W wind 15 kt. Seas 5 ft.
.THU THROUGH FRI...W wind 20 kt. Seas 6 ft.

$$

PKZ786-180115-
Kiska to Attu Bering Side-
427 AM AKDT Mon Aug 17 2026

.TODAY...NW wind 20 kt. Seas 7 ft. Patchy fog.
.TONIGHT...NW wind 15 kt. Seas 5 ft. Patchy fog.
.TUE...Variable wind 10 kt. Seas 4 ft.
.TUE NIGHT...Variable wind 10 kt. Seas 3 ft.
.WED...S wind 20 kt. Seas 4 ft.
.THU THROUGH FRI...W wind 25 kt. Seas 9 ft.

$$

PKZ787-180115-
Kiska to Attu Pacific Side-
427 AM AKDT Mon Aug 17 2026

.TODAY...NW wind 20 kt. Seas 7 ft. Patchy fog.
.TONIGHT...NW wind 15 kt. Seas 7 ft. Patchy fog.
.TUE...Variable wind 10 kt. Seas 5 ft.
.TUE NIGHT...Variable wind 10 kt. Seas 4 ft.
.WED...S wind 20 kt. Seas 5 ft.
.THU THROUGH FRI...W wind 25 kt. Seas 9 ft.

$$

PKZ766-180115-
Pribilof Islands Nearshore Waters-
427 AM AKDT Mon Aug 17 2026

...SMALL CRAFT ADVISORY THROUGH TONIGHT...

.TODAY...SW wind 30 kt. Seas 8 ft. Patchy fog.
.TONIGHT...SW wind 25 kt diminishing to 15 kt after midnight. Seas
6 ft. Patchy fog.
.TUE...Variable wind 10 kt. Seas 4 ft.
.TUE NIGHT...N wind 15 kt. Seas 5 ft.
.WED...NW wind 20 kt. Seas 6 ft.
.THU...SW wind 20 kt. Seas 4 ft.
.FRI...W wind 20 kt. Seas 11 ft.

$$

PKZ760-180115-
Bristol Bay greater than 15 NM-
427 AM AKDT Mon Aug 17 2026

...SMALL CRAFT ADVISORY THROUGH TONIGHT...

.TODAY...SW wind 30 kt. Gusts to 40 kt. Seas 9 ft.
.TONIGHT...SW wind 30 kt. Seas 8 ft.
.TUE...SW wind 20 kt. Seas 6 ft.
.TUE NIGHT...SE wind 15 kt. Seas 4 ft.
.WED...SE wind 15 kt. Seas 3 ft.
.THU...W wind 15 kt. Seas 2 ft.
.FRI...SW wind 20 kt. Seas 6 ft.

$$

PKZ761-180115-
Bristol Bay from Port Heiden to Cape Chichagof out to 15 NM-
427 AM AKDT Mon Aug 17 2026

...SMALL CRAFT ADVISORY THROUGH TONIGHT...

.TODAY...SW wind 30 kt. Gusts to 40 kt. Seas 7 ft.
.TONIGHT...SW wind 25 kt. Seas 5 ft.
.TUE...S wind 15 kt becoming SE in the afternoon. Seas 3 ft.
.TUE NIGHT...SE wind 15 kt. Seas 3 ft.
.WED...SE wind 15 kt. Seas 2 ft.
.THU...W wind 15 kt. Seas 1 foot.
.FRI...SW wind 20 kt. Seas 2 ft.

$$

PKZ762-180115-
Bristol Bay from Cape Chichagof to Cape Pierce out to 15 NM-
427 AM AKDT Mon Aug 17 2026

...SMALL CRAFT ADVISORY THROUGH TONIGHT...

.TODAY...SW wind 30 kt. Gusts to 40 kt. Seas 6 ft. Rain.
.TONIGHT...SW wind 25 kt. Seas 5 ft.
.TUE...SW wind 20 kt. Seas 3 ft.
.TUE NIGHT...SE wind 15 kt. Seas 2 ft.
.WED...E wind 15 kt. Seas 3 ft.
.THU...W wind 15 kt. Seas 1 foot.
.FRI...SW wind 20 kt. Seas 5 ft.

$$

PKZ763-180115-
Kuskokwim Delta and Etolin Strait out to 15 NM-
427 AM AKDT Mon Aug 17 2026

...SMALL CRAFT ADVISORY THROUGH TONIGHT...

.TODAY...W wind 30 kt. Seas 5 ft. Rain.
.TONIGHT...SW wind 25 kt. Seas 5 ft.
.TUE...SW wind 20 kt. Seas 5 ft.
.TUE NIGHT...S wind 20 kt. Seas 3 ft.
.WED...SE wind 15 kt. Seas 2 ft.
.THU...SW wind 20 kt. Seas 2 ft.
.FRI...SW wind 30 kt. Seas 7 ft.

$$

PKZ764-180115-
Kuskokwim Delta from 15 to 80 NM-
427 AM AKDT Mon Aug 17 2026

...SMALL CRAFT ADVISORY THROUGH TUESDAY...

.TODAY...SW wind 30 kt. Seas 8 ft.
.TONIGHT...SW wind 30 kt. Seas 8 ft.
.TUE...SW wind 25 kt. Seas 6 ft.
.TUE NIGHT...SE wind 15 kt. Seas 4 ft.
.WED...NE wind 15 kt. Seas 3 ft.
.THU...SW wind 20 kt. Seas 3 ft.
.FRI...SW wind 25 kt. Seas 9 ft.

$$

PKZ765-180115-
North and West of Nunivak Island-
427 AM AKDT Mon Aug 17 2026

.TODAY...NW wind 20 kt. Seas 4 ft. Patchy fog.
.TONIGHT...NW wind 20 kt. Seas 5 ft. Patchy fog.
.TUE...NW wind 15 kt. Seas 6 ft.
.TUE NIGHT...N wind 15 kt. Seas 6 ft.
.WED...Variable wind 10 kt. Seas 5 ft.
.THU...SW wind 20 kt. Seas 4 ft.
.FRI...SW wind 25 kt. Seas 12 ft.

$$

PKZ767-180115-
Saint Matthew Island Waters-
427 AM AKDT Mon Aug 17 2026

...SMALL CRAFT ADVISORY TODAY...

.TODAY...NW wind 25 kt. Seas 6 ft. Patchy fog.
.TONIGHT...N wind 20 kt. Seas 6 ft. Patchy fog.
.TUE...N wind 15 kt. Seas 5 ft.
.TUE NIGHT...N wind 15 kt. Seas 5 ft.
.WED...W wind 15 kt. Seas 5 ft.
.THU...SW wind 20 kt. Seas 8 ft.
.FRI...W wind 25 kt. Seas 15 ft.

$$