670
FZAK52 PAFC 311146
CWFALU

Coastal Waters Forecast
National Weather Service Anchorage Alaska
346 AM AKDT Thu Jul 31 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.

PKZ199-010045-
346 AM AKDT Thu Jul 31 2025
.SYNOPSIS FOR SOUTHWEST ALASKA+BRISTOL BAY+THE ALASKA
PENINSULA WATERS AND THE ALEUTIAN ISLANDS...

A 994 mb low 30 nm E of Shemya merges with a 985 mb North Pacific
low at 65 nm S of Amchitka tonight and moves to 270 nm N of
Amchitka Fri afternoon. Its front sweeps the Aleutian Chain to
the Alaska Peninsula by Fri afternoon.

$$

PKZ750-010045-
Sitkinak to Castle Cape out to 15 NM-
346 AM AKDT Thu Jul 31 2025

.TODAY...Variable wind 10 kt. Seas 1 foot. Areas of fog.
.TONIGHT...Variable wind 10 kt. Seas 2 ft.
.FRI...Variable wind 10 kt. Seas 1 foot.
.FRI NIGHT...SW wind 15 kt. Seas 2 ft.
.SAT THROUGH SUN...E wind 25 kt. Seas 5 ft.
.MON...SE wind 15 kt. Seas 7 ft.

$$

PKZ751-010045-
Sitkinak to Castle Cape from 15 to 100 NM-
346 AM AKDT Thu Jul 31 2025

.TODAY...Variable wind 10 kt. Seas 3 ft. Areas of fog.
.TONIGHT...Variable wind 10 kt. Seas 3 ft. Areas of fog.
.FRI...Variable wind 10 kt. Seas 2 ft.
.FRI NIGHT...S wind 15 kt. Seas 3 ft.
.SAT...SE wind 25 kt. Seas 8 ft.
.SUN...E wind 20 kt. Seas 9 ft.
.MON...SE wind 15 kt. Seas 8 ft.

$$

PKZ752-010045-
Castle Cape to Cape Tolstoi out to 15 NM-
346 AM AKDT Thu Jul 31 2025

.TODAY...Variable wind 10 kt. Seas 2 ft. Areas of fog.
.TONIGHT...Variable wind 10 kt. Seas 2 ft. Areas of fog.
.FRI...Variable wind 10 kt. Seas 2 ft. Areas of fog.
.FRI NIGHT...SE wind 15 kt. Seas 3 ft.
.SAT...E wind 20 kt. Seas 5 ft.
.SUN...E wind 15 kt. Seas 4 ft.
.MON...Variable wind 10 kt. Seas 7 ft.

$$

PKZ753-010045-
Castle Cape to Cape Tolstoi from 15 to 100 NM-
346 AM AKDT Thu Jul 31 2025

.TODAY...Variable wind 10 kt. Seas 3 ft. Areas of fog.
.TONIGHT...Variable wind 10 kt. Seas 3 ft. Areas of fog.
.FRI...SE wind 15 kt. Seas 3 ft. Areas of fog.
.FRI NIGHT...SE wind 20 kt. Seas 5 ft.
.SAT...SE wind 20 kt. Seas 8 ft.
.SUN...SE wind 15 kt. Seas 7 ft.
.MON...Variable wind 10 kt. Seas 7 ft.

$$

PKZ754-010045-
Cape Tolstoi to Cape Sarichef out to 15 NM-
346 AM AKDT Thu Jul 31 2025

.TODAY...Variable wind 10 kt. Seas 2 ft. Areas of fog.
.TONIGHT...Variable wind 10 kt. Seas 2 ft. Areas of fog.
.FRI...E wind 15 kt. Seas 2 ft. Areas of fog. Rain.
.FRI NIGHT...SE wind 20 kt. Seas 4 ft.
.SAT THROUGH SUN...S wind 15 kt. Seas 5 ft.
.MON...Variable wind 10 kt. Seas 5 ft.

$$

PKZ755-010045-
Cape Tolstoi to Cape Sarichef from 15 to 100 NM-
346 AM AKDT Thu Jul 31 2025

.TODAY...Variable wind 10 kt. Seas 3 ft. Areas of fog.
.TONIGHT...Variable wind 10 kt. Seas 3 ft. Areas of fog.
.FRI...SE wind 15 kt. Seas 3 ft. Areas of fog.
.FRI NIGHT...SE wind 20 kt. Seas 7 ft.
.SAT...S wind 20 kt. Seas 8 ft.
.SUN THROUGH MON...S wind 15 kt. Seas 7 ft.

$$

PKZ756-010045-
Port Heiden to Nelson Lagoon out to 15 NM-
346 AM AKDT Thu Jul 31 2025

.TODAY...Variable wind 10 kt. Seas 1 foot. Areas of fog.
.TONIGHT...Variable wind 10 kt. Seas 1 foot. Areas of fog.
.FRI...SE wind 15 kt. Seas 1 foot. Areas of fog.
.FRI NIGHT...SE wind 20 kt. Seas 2 ft.
.SAT...SE wind 20 kt. Seas 3 ft.
.SUN THROUGH MON...E wind 15 kt. Seas 3 ft.

$$

PKZ757-010045-
Port Heiden to Nelson Lagoon from 15 to 60 NM-
346 AM AKDT Thu Jul 31 2025

.TODAY...Variable wind 10 kt. Seas 1 foot. Areas of fog.
.TONIGHT...Variable wind 10 kt. Seas 1 foot. Areas of fog.
.FRI...SE wind 15 kt. Seas 2 ft. Areas of fog.
.FRI NIGHT...SE wind 20 kt. Seas 4 ft.
.SAT THROUGH SUN...E wind 25 kt. Seas 6 ft.
.MON...E wind 15 kt. Seas 5 ft.

$$

PKZ758-010045-
Nelson Lagoon to Cape Sarichef out to 15 NM-
346 AM AKDT Thu Jul 31 2025

...SMALL CRAFT ADVISORY FRIDAY...

.TODAY...Variable wind 10 kt. Seas 1 foot. Areas of fog.
.TONIGHT...SE wind 15 kt. Seas 1 foot. Areas of fog.
.FRI...SE wind 15 kt increasing to 25 kt in the afternoon. Seas
2 ft. Areas of fog.
.FRI NIGHT...SE wind 25 kt. Seas 3 ft.
.SAT...S wind 20 kt. Seas 3 ft.
.SUN THROUGH MON...SE wind 15 kt. Seas 4 ft.

$$

PKZ759-010045-
Nelson Lagoon to Cape Sarichef from 15 to 70 NM-
346 AM AKDT Thu Jul 31 2025

...SMALL CRAFT ADVISORY FRIDAY...

.TODAY...Variable wind 10 kt. Seas 1 foot. Areas of fog.
.TONIGHT...Variable wind 10 kt. Seas 2 ft. Areas of fog.
.FRI...SE wind 15 kt increasing to 25 kt in the afternoon. Seas
4 ft. Areas of fog.
.FRI NIGHT...SE wind 25 kt. Seas 6 ft.
.SAT...SE wind 20 kt. Seas 5 ft.
.SUN THROUGH MON...SE wind 15 kt. Seas 6 ft.

$$

PKZ770-010045-
Cape Sarichef to Nikolski Bering Side out to 15 NM-
346 AM AKDT Thu Jul 31 2025

...SMALL CRAFT ADVISORY FRIDAY...

.TODAY...S wind 15 kt. Seas 2 ft. Areas of fog. Rain.
.TONIGHT...SE wind 20 kt. Seas 2 ft. Areas of fog. Rain.
.FRI...SE wind 25 kt. Seas 4 ft. Areas of fog.
.FRI NIGHT...SE wind 25 kt. Seas 4 ft.
.SAT THROUGH MON...S wind 20 kt. Seas 5 ft.

$$

PKZ772-010045-
Cape Sarichef to Nikolski Bering Side from 15 to 85 NM-
346 AM AKDT Thu Jul 31 2025

...SMALL CRAFT ADVISORY FRIDAY...

.TODAY...SE wind 15 kt. Seas 3 ft. Areas of fog. Rain.
.TONIGHT...SE wind 20 kt. Seas 3 ft. Areas of fog. Rain.
.FRI...SE wind 30 kt. Seas 7 ft. Areas of fog.
.FRI NIGHT...SE wind 30 kt. Seas 9 ft.
.SAT THROUGH MON...S wind 20 kt. Seas 7 ft.

$$

PKZ771-010045-
Unalaska Bay-
346 AM AKDT Thu Jul 31 2025

.TODAY...SE wind 10 kt. Seas 1 foot. Areas of fog. Rain.
.TONIGHT...Variable wind less than 10 kt becoming SE 10 kt after
midnight. Seas 1 foot. Areas of fog. Rain.
.FRI...SE wind 20 kt. Seas 3 ft. Areas of fog. Rain.
.FRI NIGHT...SE wind 25 kt. Seas 3 ft.
.SAT THROUGH MON...S wind 10 kt. Seas 2 ft.

$$

PKZ773-010045-
Cape Sarichef to Nikolski Pacific Side out to 15 NM-
346 AM AKDT Thu Jul 31 2025

.TODAY...Variable wind 10 kt. Seas 2 ft. Areas of fog. Rain.
.TONIGHT...Variable wind 10 kt. Seas 3 ft. Areas of fog. Rain.
.FRI...SE wind 20 kt. Seas 5 ft. Areas of fog.
.FRI NIGHT...SE wind 25 kt. Seas 8 ft.
.SAT THROUGH MON...S wind 20 kt. Seas 8 ft.

$$

PKZ774-010045-
Cape Sarichef to Nikolski Pacific Side from 15 to 85 NM-
346 AM AKDT Thu Jul 31 2025

...SMALL CRAFT ADVISORY FRIDAY...

.TODAY...Variable wind 10 kt. Seas 3 ft. Areas of fog. Rain.
.TONIGHT...S wind 15 kt. Seas 4 ft. Areas of fog. Rain.
.FRI...SE wind 25 kt. Seas 7 ft. Areas of fog.
.FRI NIGHT...S wind 25 kt. Seas 10 ft.
.SAT THROUGH MON...S wind 20 kt. Seas 9 ft.

$$

PKZ775-010045-
Nikolski to Seguam Bering Side out to 15 NM-
346 AM AKDT Thu Jul 31 2025

...SMALL CRAFT ADVISORY TONIGHT AND FRIDAY...

.TODAY...S wind 15 kt. Seas 3 ft. Areas of fog. Rain.
.TONIGHT...SE wind 25 kt. Seas 5 ft. Areas of fog.
.FRI...SE wind 30 kt. Seas 8 ft. Areas of fog.
.FRI NIGHT...S wind 25 kt. Seas 9 ft.
.SAT THROUGH MON...S wind 20 kt. Seas 8 ft.

$$

PKZ776-010045-
Nikolski to Seguam Bering Side from 15 to 85 NM-
346 AM AKDT Thu Jul 31 2025

...SMALL CRAFT ADVISORY TONIGHT AND FRIDAY...

.TODAY...S wind 15 kt. Seas 4 ft. Areas of fog. Rain.
.TONIGHT...S wind 20 kt becoming SE 30 kt after midnight. Seas 6
ft. Areas of fog. Rain.
.FRI...SE wind 30 kt. Seas 9 ft. Areas of fog.
.FRI NIGHT...S wind 25 kt. Seas 9 ft.
.SAT...SW wind 25 kt. Seas 8 ft.
.SUN THROUGH MON...S wind 20 kt. Seas 8 ft.

$$

PKZ777-010045-
Nikolski to Seguam Pacfic Side out to 15 NM-
346 AM AKDT Thu Jul 31 2025

...SMALL CRAFT ADVISORY TONIGHT AND FRIDAY...

.TODAY...SW wind 15 kt. Seas 4 ft. Areas of fog. Rain.
.TONIGHT...S wind 25 kt. Seas 7 ft. Areas of fog.
.FRI...SE wind 30 kt. Seas 11 ft. Areas of fog.
.FRI NIGHT...S wind 25 kt. Seas 12 ft.
.SAT...SW wind 25 kt. Seas 12 ft.
.SUN THROUGH MON...S wind 20 kt. Seas 8 ft.

$$

PKZ778-010045-
Nikolski to Seguam Pacific Side from 15 to 75 NM-
346 AM AKDT Thu Jul 31 2025

...SMALL CRAFT ADVISORY TONIGHT AND FRIDAY...

.TODAY...SW wind 15 kt. Seas 5 ft. Areas of fog. Rain.
.TONIGHT...S wind 20 kt increasing to 30 kt after midnight. Seas
8 ft. Areas of fog.
.FRI...SE wind 30 kt. Seas 12 ft.
.FRI NIGHT...S wind 25 kt. Seas 12 ft.
.SAT...SW wind 25 kt. Seas 12 ft.
.SUN THROUGH MON...S wind 20 kt. Seas 9 ft.

$$

PKZ780-010045-
Seguam to Adak Bering Side out to 15 NM-
346 AM AKDT Thu Jul 31 2025

...GALE WARNING TONIGHT...

.TODAY...S wind 20 kt. Seas 3 ft. Areas of fog. Rain.
.TONIGHT...SE wind 35 kt. Seas 6 ft. Areas of fog. Rain.
.FRI...SE wind 30 kt. Seas 6 ft. Areas of fog.
.FRI NIGHT...SW wind 25 kt. Seas 7 ft.
.SAT...SW wind 25 kt. Seas 7 ft.
.SUN THROUGH MON...S wind 20 kt. Seas 5 ft.

$$

PKZ781-010045-
Seguam to Adak Bering Side from 15 to 85 NM-
346 AM AKDT Thu Jul 31 2025

...GALE WARNING TONIGHT...

.TODAY...S wind 25 kt. Seas 5 ft. Areas of fog. Rain.
.TONIGHT...SE wind 35 kt. Seas 8 ft. Areas of fog. Rain.
.FRI...SE wind 30 kt. Seas 9 ft. Areas of fog.
.FRI NIGHT...SW wind 25 kt. Seas 9 ft.
.SAT THROUGH SUN...S wind 25 kt. Seas 9 ft.
.MON...S wind 20 kt. Seas 6 ft.

$$

PKZ782-010045-
Seguam to Adak Pacific Side out to 15 NM-
346 AM AKDT Thu Jul 31 2025

...SMALL CRAFT ADVISORY TONIGHT AND FRIDAY...

.TODAY...S wind 20 kt. Seas 7 ft. Areas of fog. Rain.
.TONIGHT...S wind 30 kt. Seas 7 ft building to 12 ft after
midnight. Areas of fog. Rain.
.FRI...S wind 30 kt. Seas 15 ft. Areas of fog.
.FRI NIGHT...SW wind 25 kt. Seas 13 ft.
.SAT...SW wind 25 kt. Seas 12 ft.
.SUN THROUGH MON...S wind 20 kt. Seas 8 ft.

$$

PKZ783-010045-
Seguam to Adak Pacific Side from 15 to 75 NM-
346 AM AKDT Thu Jul 31 2025

...GALE WARNING TONIGHT...

.TODAY...S wind 25 kt. Seas 9 ft. Areas of fog. Rain.
.TONIGHT...S wind 35 kt. Seas 14 ft. Areas of fog. Rain.
.FRI...S wind 30 kt. Seas 16 ft. Areas of fog.
.FRI NIGHT...SW wind 25 kt. Seas 13 ft.
.SAT...SW wind 25 kt. Seas 13 ft.
.SUN THROUGH MON...SW wind 25 kt. Seas 9 ft.

$$

PKZ784-010045-
Adak to Kiska Bering Side-
346 AM AKDT Thu Jul 31 2025

...SMALL CRAFT ADVISORY THROUGH FRIDAY...

.TODAY...S wind 25 kt. Seas 8 ft. Areas of fog. Rain.
.TONIGHT...SE wind 30 kt. Seas 8 ft. Areas of fog. Rain.
.FRI...S wind 25 kt. Seas 8 ft.
.FRI NIGHT...W wind 25 kt. Seas 10 ft.
.SAT THROUGH SUN...SW wind 25 kt. Seas 9 ft.
.MON...SW wind 20 kt. Seas 6 ft.

$$

PKZ785-010045-
Adak to Kiska Pacific Side-
346 AM AKDT Thu Jul 31 2025

...SMALL CRAFT ADVISORY THROUGH FRIDAY...

.TODAY...S wind 25 kt. Seas 10 ft. Areas of fog. Rain.
.TONIGHT...SE wind 30 kt. Seas 14 ft. Areas of fog. Rain.
.FRI...SW wind 25 kt. Seas 15 ft. Rain.
.FRI NIGHT...W wind 30 kt. Seas 13 ft.
.SAT THROUGH MON...SW wind 25 kt. Seas 10 ft.

$$

PKZ786-010045-
Kiska to Attu Bering Side-
346 AM AKDT Thu Jul 31 2025

...SMALL CRAFT ADVISORY THROUGH FRIDAY...

.TODAY...W wind 25 kt. Seas 8 ft. Areas of fog.
.TONIGHT...NW wind 25 kt. Seas 7 ft. Areas of fog.
.FRI...NW wind 25 kt. Seas 9 ft.
.FRI NIGHT...W wind 25 kt. Seas 11 ft.
.SAT...W wind 25 kt. Seas 9 ft.
.SUN THROUGH MON...W wind 20 kt. Seas 7 ft.

$$

PKZ787-010045-
Kiska to Attu Pacific Side-
346 AM AKDT Thu Jul 31 2025

...SMALL CRAFT ADVISORY THROUGH FRIDAY...

.TODAY...W wind 25 kt. Seas 9 ft. Areas of fog.
.TONIGHT...NW wind 25 kt. Seas 9 ft. Areas of fog.
.FRI...NW wind 30 kt. Seas 13 ft. Areas of fog.
.FRI NIGHT...W wind 30 kt. Seas 13 ft.
.SAT...W wind 25 kt. Seas 11 ft.
.SUN THROUGH MON...SW wind 20 kt. Seas 8 ft.

$$

PKZ766-010045-
Pribilof Islands Nearshore Waters-
346 AM AKDT Thu Jul 31 2025

...SMALL CRAFT ADVISORY FRIDAY...

.TODAY...SE wind 20 kt. Seas 3 ft. Areas of fog. Rain.
.TONIGHT...SE wind 20 kt. Seas 4 ft. Areas of fog. Rain.
.FRI...SE wind 25 kt. Seas 6 ft. Areas of fog. Rain.
.FRI NIGHT...SE wind 25 kt. Seas 9 ft.
.SAT THROUGH SUN...SE wind 20 kt. Seas 8 ft.
.MON...SE wind 15 kt. Seas 6 ft.

$$

PKZ760-010045-
Bristol Bay greater than 15 NM-
346 AM AKDT Thu Jul 31 2025

.TODAY...Variable wind less than 10 kt. Seas 1 foot. Areas of fog.
.TONIGHT...Variable wind less than 10 kt. Seas 1 foot. Areas of
fog.
.FRI...SE wind 10 kt. Seas 1 foot.
.FRI NIGHT...SE wind 15 kt. Seas 2 ft.
.SAT THROUGH SUN...E wind 25 kt. Seas 6 ft.
.MON...E wind 15 kt. Seas 4 ft.

$$

PKZ761-010045-
Bristol Bay from Port Heiden to Cape Chichagof out to 15 NM-
346 AM AKDT Thu Jul 31 2025

.TODAY...Variable wind less than 10 kt. Seas 1 foot. Areas of fog.
.TONIGHT...Variable wind less than 10 kt becoming SE 10 kt after
midnight. Seas 1 foot. Areas of fog.
.FRI...SE wind 10 kt. Seas 1 foot.
.FRI NIGHT...SE wind 15 kt. Seas 2 ft.
.SAT...SE wind 25 kt. Seas 3 ft.
.SUN...SE wind 20 kt. Seas 3 ft.
.MON...E wind 15 kt. Seas 3 ft.

$$

PKZ762-010045-
Bristol Bay from Cape Chichagof to Cape Pierce out to 15 NM-
346 AM AKDT Thu Jul 31 2025

.TODAY...NE wind 10 kt. Seas 1 foot. Areas of fog.
.TONIGHT...Variable wind less than 10 kt. Seas 1 foot.
.FRI...SE wind 10 kt. Seas 1 foot.
.FRI NIGHT...S wind 15 kt. Seas 2 ft.
.SAT THROUGH SUN...SE wind 25 kt. Seas 5 ft.
.MON...SE wind 15 kt. Seas 4 ft.

$$

PKZ763-010045-
Kuskokwim Delta and Etolin Strait out to 15 NM-
346 AM AKDT Thu Jul 31 2025

.TODAY...NE wind 10 kt. Seas 1 foot. Areas of fog.
.TONIGHT...Variable wind less than 10 kt becoming SE 10 kt after
midnight. Seas 1 foot.
.FRI...SE wind 15 kt. Seas 2 ft.
.FRI NIGHT...SE wind 20 kt. Seas 3 ft.
.SAT THROUGH SUN...SE wind 25 kt. Seas 6 ft.
.MON...SE wind 20 kt. Seas 4 ft.

$$

PKZ764-010045-
Kuskokwim Delta from 15 to 80 NM-
346 AM AKDT Thu Jul 31 2025

.TODAY...NE wind 10 kt becoming E in the afternoon. Seas 2 ft.
Areas of fog.
.TONIGHT...E wind 10 kt becoming SE after midnight. Seas 1 foot.
Areas of fog.
.FRI...SE wind 20 kt. Seas 3 ft.
.FRI NIGHT...SE wind 25 kt. Seas 6 ft.
.SAT THROUGH SUN...SE wind 25 kt. Seas 7 ft.
.MON...E wind 20 kt. Seas 6 ft.

$$

PKZ765-010045-
North and West of Nunivak Island-
346 AM AKDT Thu Jul 31 2025

.TODAY...E wind 15 kt. Seas 2 ft. Areas of fog.
.TONIGHT...E wind 15 kt. Seas 3 ft. Areas of fog.
.FRI...SE wind 20 kt. Seas 4 ft.
.FRI NIGHT...SE wind 25 kt. Seas 7 ft.
.SAT...SE wind 25 kt. Seas 8 ft.
.SUN THROUGH MON...E wind 20 kt. Seas 6 ft.

$$

PKZ767-010045-
Saint Matthew Island Waters-
346 AM AKDT Thu Jul 31 2025

...SMALL CRAFT ADVISORY THROUGH FRIDAY...

.TODAY...E wind 25 kt. Seas 5 ft. Areas of fog.
.TONIGHT...E wind 25 kt. Seas 6 ft. Areas of fog.
.FRI...E wind 25 kt. Seas 8 ft. Areas of fog.
.FRI NIGHT...E wind 30 kt. Seas 9 ft.
.SAT THROUGH MON...E wind 25 kt. Seas 9 ft.

$$