Small Craft Advisory 735, NWS Anchorage, AK

397 
FZAK52 PAFC 190004
CWFALU

Coastal Waters Forecast
National Weather Service Anchorage Alaska
404 PM AKDT Sat Sep 18 2021

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.

PKZ199-191315-
404 PM AKDT Sat Sep 18 2021
.SYNOPSIS FOR SOUTHWEST ALASKA+BRISTOL BAY+THE ALASKA
PENINSULA WATERS AND THE ALEUTIAN ISLANDS...

A 987 mb low 150 nm southwest of Nikolski moves to 190 nm
southeast of Chignik at 990 mb Sun afternoon and then exits into the
western Gulf Mon morning. Its front crosses the Eastern Aleutians 
through Sun morning. High pressure moves across the western and 
central Bering and Aleutians through Mon afternoon.

$$

PKZ150-191315-
South of the AK Peninsula Sitkinak to Castle Cape-
404 PM AKDT Sat Sep 18 2021

...SMALL CRAFT ADVISORY THROUGH SUNDAY NIGHT...

.TONIGHT...NE wind 15 kt becoming E 25 kt after midnight. Seas 5
ft building to 8 ft toward morning.
.SUN...NE wind 30 kt. Seas 8 ft building to 11 ft in the
afternoon. Rain.
.SUN NIGHT...NE wind 30 kt. Seas 12 ft.
.MON...NW wind 30 kt. Seas 11 ft.
.MON NIGHT...NW wind 35 kt. Seas 11 ft.
.TUE...NW wind 30 kt. Seas 9 ft.
.WED...NE wind 25 kt. Seas 7 ft.
.THU...NW wind 25 kt. Seas 11 ft.

$$

PKZ155-191315-
South of the AK Peninsula Castle Cape to Cape Sarichef-
404 PM AKDT Sat Sep 18 2021

...GALE WARNING THROUGH TOMORROW...

.TONIGHT...E wind 35 kt except E 30 kt from the Shumagin Islands
E. Seas 11 ft. Rain.
.SUN...NE wind 35 kt. Seas 14 ft. Rain.
.SUN NIGHT...N wind 30 kt. Seas 13 ft.
.MON AND MON NIGHT...N wind 25 kt. Seas 10 ft.
.TUE...E wind 25 kt. Seas 5 ft.
.WED...NE wind 30 kt. Seas 13 ft.
.THU...N wind 25 kt. Seas 13 ft.

$$

PKZ160-191315-
Bristol Bay-
404 PM AKDT Sat Sep 18 2021

...SMALL CRAFT ADVISORY SUNDAY NIGHT...

.TONIGHT...NE wind 20 kt. Seas 5 ft.
.SUN...NE wind 20 kt. Seas 5 ft.
.SUN NIGHT...N wind 25 kt. Seas 6 ft.
.MON AND MON NIGHT...N wind 25 kt. Seas 6 ft.
.TUE...NE wind 20 kt. Seas 5 ft.
.WED...NE wind 25 kt. Seas 6 ft.
.THU...NW wind 25 kt. Seas 6 ft.

$$

PKZ165-191315-
Port Heiden to Cape Sarichef-
404 PM AKDT Sat Sep 18 2021

...SMALL CRAFT ADVISORY THROUGH SUNDAY NIGHT...

.TONIGHT...NE wind 25 kt. Seas 8 ft.
.SUN...NE wind 25 kt. Seas 8 ft.
.SUN NIGHT...N wind 25 kt. Seas 7 ft.
.MON...N wind 25 kt. Seas 7 ft.
.MON NIGHT...N wind 20 kt. Seas 7 ft.
.TUE THROUGH WED...NE wind 30 kt. Seas 11 ft.
.THU...N wind 20 kt. Seas 7 ft.

$$

PKZ170-191315-
Cape Sarichef to Nikolski Bering Side-
404 PM AKDT Sat Sep 18 2021

...GALE WARNING TONIGHT...

.TONIGHT...NE wind 35 kt. Seas 11 ft. Rain.
.SUN...N wind 30 kt. Seas 10 ft.
.SUN NIGHT...N wind 25 kt. Seas 8 ft.
.MON...N wind 15 kt. Seas 6 ft.
.MON NIGHT...NE wind 15 kt. Seas 5 ft.
.TUE THROUGH WED...NE wind 35 kt. Seas 11 ft.
.THU...NE wind 25 kt. Seas 9 ft.

$$

PKZ171-191315-
Unalaska Bay-
404 PM AKDT Sat Sep 18 2021

...GALE WARNING TONIGHT...

.TONIGHT...E wind 35 kt. Gusts to 50 kt during the evening. Seas 6 
ft. Rain.
.SUN...N wind 25 kt. Seas 9 ft.
.SUN NIGHT...N wind 25 kt. Seas 8 ft.
.MON...NW wind 20 kt. Seas 5 ft.
.MON NIGHT...NE wind 10 kt. Seas 3 ft.
.TUE...E wind 25 kt. Seas 4 ft.
.WED...NE wind 30 kt. Seas 5 ft.
.THU...NE wind 15 kt. Seas 5 ft.

$$

PKZ172-191315-
Cape Sarichef to Nikolski Pacific Side-
404 PM AKDT Sat Sep 18 2021

...GALE WARNING THROUGH SUNDAY...

.TONIGHT...E wind 35 kt. Seas 16 ft. Rain.
.SUN...N wind 35 kt. Seas 17 ft.
.SUN NIGHT...N wind 30 kt. Seas 13 ft.
.MON...NW wind 25 kt. Seas 8 ft.
.MON NIGHT...NE wind 15 kt. Seas 5 ft.
.TUE...E wind 40 kt. Seas 12 ft.
.WED...NE wind 40 kt. Seas 18 ft.
.THU...NE wind 25 kt. Seas 13 ft.

$$

PKZ173-191315-
Nikolski to Seguam Island Bering Side-
404 PM AKDT Sat Sep 18 2021

...GALE WARNING TONIGHT...

.TONIGHT...NE wind 40 kt. Seas 15 ft. Rain.
.SUN...N wind 30 kt. Seas 12 ft.
.SUN NIGHT...N wind 20 kt. Seas 8 ft.
.MON...NW wind 15 kt. Seas 5 ft.
.MON NIGHT...E wind 20 kt. Seas 4 ft.
.TUE...E wind 40 kt. Seas 12 ft.
.WED...NE wind 35 kt. Seas 14 ft.
.THU...NE wind 25 kt. Seas 9 ft.

$$

PKZ174-191315-
Nikolski to Seguam Island Pacific Side-
404 PM AKDT Sat Sep 18 2021

...GALE WARNING THROUGH SUNDAY...

.TONIGHT...Variable wind 10 kt becoming N 35 kt after midnight. Seas
17 ft. Rain.
.SUN...N wind 35 kt. Seas 17 ft.
.SUN NIGHT...N wind 25 kt. Seas 11 ft.
.MON...NW wind 15 kt. Seas 6 ft.
.MON NIGHT...SE wind 25 kt. Seas 5 ft.
.TUE THROUGH WED...NE wind 45 kt. Seas 20 ft.
.THU...E wind 25 kt. Seas 13 ft.

$$

PKZ175-191315-
Seguam Island to Adak Bering Side-
404 PM AKDT Sat Sep 18 2021

...GALE WARNING TONIGHT...

.TONIGHT...N wind 40 kt diminishing to 30 kt after midnight. Seas
15 ft.
.SUN...N wind 30 kt becoming NW 20 kt in the afternoon. Seas 11
ft.
.SUN NIGHT...NW wind 15 kt. Seas 7 ft.
.MON...S wind 15 kt. Seas 5 ft.
.MON NIGHT...SE wind 25 kt. Seas 5 ft.
.TUE...E wind 35 kt. Seas 11 ft.
.WED...NE wind 30 kt. Seas 13 ft.
.THU...E wind 20 kt. Seas 9 ft.

$$

PKZ176-191315-
Seguam Island to Adak Pacific Side-
404 PM AKDT Sat Sep 18 2021

...GALE WARNING TONIGHT...

.TONIGHT...N wind 40 kt. Seas 15 ft. Rain.
.SUN...N wind 30 kt. Seas 13 ft.
.SUN NIGHT...NW wind 20 kt in the evening becoming variable 10 kt.
Seas 8 ft.
.MON...SE wind 15 kt. Seas 5 ft.
.MON NIGHT...SE wind 30 kt. Seas 6 ft.
.TUE THROUGH WED...NE wind 45 kt. Seas 20 ft.
.THU...E wind 15 kt. Seas 11 ft.

$$

PKZ177-191315-
Adak to Kiska-
404 PM AKDT Sat Sep 18 2021

...GALE WARNING TONIGHT...

.TONIGHT...NW wind 35 kt. Seas 13 ft.
.SUN...NW wind 20 kt. Seas 8 ft.
.SUN NIGHT...Variable wind 10 kt. Seas 6 ft.
.MON...SE wind 15 kt. Seas 5 ft.
.MON NIGHT...E wind 30 kt. Seas 6 ft.
.TUE...NE wind 40 kt. Seas 11 ft.
.WED...NE wind 25 kt. Seas 12 ft.
.THU...NE wind 15 kt. Seas 9 ft.

$$

PKZ178-191315-
Kiska to Attu-
404 PM AKDT Sat Sep 18 2021

...SMALL CRAFT ADVISORY TONIGHT...

.TONIGHT...NW wind 20 kt. Seas 8 ft.
.SUN...W wind 15 kt. Seas 6 ft.
.SUN NIGHT...S wind 20 kt. Seas 6 ft.
.MON...SE wind 25 kt. Seas 6 ft.
.MON NIGHT...E wind 25 kt. Seas 7 ft.
.TUE...E wind 25 kt. Seas 9 ft.
.WED...E wind 15 kt. Seas 9 ft.
.THU...NE wind 15 kt. Seas 8 ft.

$$

PKZ179-191315-
Pribilof Islands Near Shore Waters-
404 PM AKDT Sat Sep 18 2021

...SMALL CRAFT ADVISORY TONIGHT...

.TONIGHT...NE wind 25 kt. Seas 7 ft.
.SUN...N wind 20 kt. Seas 6 ft.
.SUN NIGHT...NW wind 20 kt. Seas 5 ft.
.MON...Variable wind 10 kt. Seas 4 ft.
.MON NIGHT...E wind 15 kt. Seas 4 ft.
.TUE THROUGH WED...NE wind 30 kt. Seas 8 ft.
.THU...NW wind 15 kt. Seas 6 ft.

$$

PKZ180-191315-
Kuskokwim Delta and Etolin Strait-
404 PM AKDT Sat Sep 18 2021

...SMALL CRAFT ADVISORY SUNDAY NIGHT...

.TONIGHT...NE wind 20 kt. Seas 5 ft.
.SUN...N wind 20 kt. Seas 5 ft.
.SUN NIGHT...N wind 25 kt. Seas 6 ft.
.MON AND MON NIGHT...N wind 25 kt. Seas 7 ft.
.TUE...NE wind 15 kt. Seas 4 ft.
.WED THROUGH THU...N wind 20 kt. Seas 5 ft.

$$

PKZ181-191315-
North and West of Nunivak Island-
404 PM AKDT Sat Sep 18 2021

...SMALL CRAFT ADVISORY SUNDAY NIGHT...

.TONIGHT...W wind 15 kt. Seas 4 ft.
.SUN...NW wind 20 kt. Seas 5 ft.
.SUN NIGHT...N wind 25 kt. Seas 6 ft.
.MON AND MON NIGHT...NW wind 15 kt. Seas 4 ft.
.TUE...S wind 15 kt. Seas 3 ft.
.WED...N wind 15 kt. Seas 4 ft.
.THU...Variable wind 10 kt. Seas 4 ft.

$$

PKZ185-191315-
Saint Matthew Island Waters-
404 PM AKDT Sat Sep 18 2021

.TONIGHT...W wind 15 kt. Seas 4 ft.
.SUN...NW wind 15 kt. Seas 5 ft.
.SUN NIGHT...NE wind 20 kt. Seas 5 ft.
.MON AND MON NIGHT...S wind 15 kt. Seas 4 ft.
.TUE...S wind 15 kt. Seas 5 ft.
.WED...NE wind 15 kt. Seas 5 ft.
.THU...SW wind 30 kt. Seas 8 ft.

$$

065 
FZAK52 PAFC 191133
CWFALU

Coastal Waters Forecast
National Weather Service Anchorage Alaska
333 AM AKDT Sun Sep 19 2021

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.

PKZ199-200015-
333 AM AKDT Sun Sep 19 2021
.SYNOPSIS FOR SOUTHWEST ALASKA+BRISTOL BAY+THE ALASKA
PENINSULA WATERS AND THE ALEUTIAN ISLANDS...

A 988 mb low 200 nm south of Dutch Harbor moves 160 nm southeast
of Sand Point at 990 mb Sunday afternoon and then moves into the 
Gulf Sunday night. A 980 mb low develops 360 nm southwest of Adak 
Monday night.

$$

PKZ150-200015-
South of the AK Peninsula Sitkinak to Castle Cape-
333 AM AKDT Sun Sep 19 2021

...SMALL CRAFT ADVISORY THROUGH MONDAY...

.TODAY...NE wind 30 kt. Seas 7 ft building to 11 ft in the
afternoon. Rain.
.TONIGHT...NE wind 30 kt. Seas 11 ft.
.MON...NW wind 30 kt. Seas 11 ft.
.MON NIGHT...NW wind 35 kt. Seas 11 ft.
.TUE...NW wind 30 kt. Seas 9 ft.
.WED...NE wind 30 kt. Seas 15 ft.
.THU...N wind 25 kt. Seas 15 ft.

$$

PKZ155-200015-
South of the AK Peninsula Castle Cape to Cape Sarichef-
333 AM AKDT Sun Sep 19 2021

...SMALL CRAFT ADVISORY THROUGH MONDAY...

.TODAY...NE wind 30 kt. Seas 14 ft. Rain.
.TONIGHT...N wind 30 kt. Seas 13 ft.
.MON...NW wind 25 kt. Seas 11 ft.
.MON NIGHT...N wind 25 kt. Seas 8 ft.
.TUE...E wind 30 kt. Seas 7 ft.
.WED...NE wind 40 kt. Seas 16 ft.
.THU...NW wind 30 kt. Seas 15 ft.

$$

PKZ160-200015-
Bristol Bay-
333 AM AKDT Sun Sep 19 2021

...SMALL CRAFT ADVISORY TONIGHT AND MONDAY...

.TODAY...NE wind 20 kt. Seas 4 ft.
.TONIGHT...N wind 25 kt. Seas 3 ft.
.MON...N wind 25 kt. Seas 6 ft.
.MON NIGHT...N wind 25 kt. Seas 5 ft.
.TUE...NE wind 15 kt. Seas 4 ft.
.WED...NE wind 25 kt. Seas 6 ft.
.THU...N wind 25 kt. Seas 7 ft.

$$

PKZ165-200015-
Port Heiden to Cape Sarichef-
333 AM AKDT Sun Sep 19 2021

...SMALL CRAFT ADVISORY THROUGH MONDAY...

.TODAY...NE wind 25 kt. Seas 8 ft.
.TONIGHT...N wind 25 kt. Seas 7 ft.
.MON...N wind 25 kt. Seas 8 ft.
.MON NIGHT...N wind 20 kt. Seas 8 ft.
.TUE...NE wind 25 kt. Seas 6 ft.
.WED...NE wind 30 kt. Seas 13 ft.
.THU...NW wind 25 kt. Seas 11 ft.

$$

PKZ170-200015-
Cape Sarichef to Nikolski Bering Side-
333 AM AKDT Sun Sep 19 2021

...SMALL CRAFT ADVISORY THROUGH TONIGHT...

.TODAY...N wind 30 kt. Seas 11 ft.
.TONIGHT...N wind 25 kt. Seas 8 ft.
.MON...N wind 15 kt. Seas 6 ft.
.MON NIGHT...NE wind 15 kt. Seas 5 ft.
.TUE...E wind 35 kt. Seas 10 ft.
.WED...NE wind 30 kt. Seas 14 ft.
.THU...NW wind 25 kt. Seas 12 ft.

$$

PKZ171-200015-
Unalaska Bay-
333 AM AKDT Sun Sep 19 2021

...SMALL CRAFT ADVISORY THROUGH TONIGHT...

.TODAY...N wind 25 kt. Seas 9 ft.
.TONIGHT...N wind 25 kt. Seas 7 ft.
.MON...NW wind 20 kt. Seas 5 ft.
.MON NIGHT...NE wind 10 kt. Seas 3 ft.
.TUE...E wind 30 kt. Seas 7 ft.
.WED...NE wind 30 kt. Seas 10 ft.
.THU...NW wind 20 kt. Seas 7 ft.

$$

PKZ172-200015-
Cape Sarichef to Nikolski Pacific Side-
333 AM AKDT Sun Sep 19 2021

...GALE WARNING TODAY...

.TODAY...N wind 35 kt. Seas 16 ft.
.TONIGHT...N wind 30 kt. Seas 13 ft.
.MON...NW wind 25 kt. Seas 7 ft.
.MON NIGHT...NE wind 15 kt. Seas 5 ft.
.TUE...E wind 40 kt. Seas 14 ft.
.WED...NE wind 40 kt. Seas 16 ft.
.THU...NW wind 30 kt. Seas 14 ft.

$$

PKZ173-200015-
Nikolski to Seguam Island Bering Side-
333 AM AKDT Sun Sep 19 2021

...SMALL CRAFT ADVISORY THROUGH TONIGHT...

.TODAY...N wind 30 kt. Seas 12 ft.
.TONIGHT...N wind 20 kt. Seas 8 ft.
.MON...NW wind 15 kt in the morning becoming variable 10 kt. Seas
6 ft.
.MON NIGHT...E wind 20 kt. Seas 4 ft.
.TUE...E wind 40 kt. Seas 13 ft.
.WED...N wind 35 kt. Seas 14 ft.
.THU...NW wind 25 kt. Seas 12 ft.

$$

PKZ174-200015-
Nikolski to Seguam Island Pacific Side-
333 AM AKDT Sun Sep 19 2021

...GALE WARNING TODAY...

.TODAY...N wind 35 kt. Seas 17 ft.
.TONIGHT...N wind 25 kt. Seas 11 ft.
.MON...NW wind 15 kt. Seas 7 ft.
.MON NIGHT...SE wind 25 kt. Seas 5 ft.
.TUE...E wind 40 kt. Seas 16 ft.
.WED...N wind 35 kt. Seas 17 ft.
.THU...NW wind 30 kt. Seas 13 ft.

$$

PKZ175-200015-
Seguam Island to Adak Bering Side-
333 AM AKDT Sun Sep 19 2021

...SMALL CRAFT ADVISORY TODAY...

.TODAY...N wind 30 kt becoming NW 20 kt in the afternoon. Seas
12 ft.
.TONIGHT...NW wind 15 kt. Seas 7 ft.
.MON...Variable wind 10 kt becoming SE 15 kt in the afternoon.
Seas 6 ft.
.MON NIGHT...SE wind 25 kt. Seas 5 ft.
.TUE...NE wind 40 kt. Seas 12 ft.
.WED...N wind 30 kt. Seas 13 ft.
.THU...W wind 20 kt. Seas 9 ft.

$$

PKZ176-200015-
Seguam Island to Adak Pacific Side-
333 AM AKDT Sun Sep 19 2021

...SMALL CRAFT ADVISORY THROUGH TONIGHT...

.TODAY...N wind 30 kt. Seas 13 ft.
.TONIGHT...NW wind 20 kt in the evening becoming variable 10 kt.
Seas 8 ft.
.MON...Variable wind 10 kt becoming SE 15 kt in the afternoon.
Seas 6 ft.
.MON NIGHT...SE wind 30 kt. Seas 7 ft.
.TUE...NE wind 40 kt. Seas 17 ft.
.WED...N wind 35 kt. Seas 17 ft.
.THU...NW wind 25 kt. Seas 11 ft.

$$

PKZ177-200015-
Adak to Kiska-
333 AM AKDT Sun Sep 19 2021

...SMALL CRAFT ADVISORY TODAY...

.TODAY...NW wind 20 kt. Seas 8 ft.
.TONIGHT...Variable wind 10 kt. Seas 7 ft.
.MON...SE wind 15 kt. Seas 5 ft.
.MON NIGHT...E wind 30 kt. Seas 7 ft.
.TUE...NE wind 40 kt. Seas 14 ft.
.WED...N wind 30 kt. Seas 13 ft.
.THU...W wind 15 kt. Seas 8 ft.

$$

PKZ178-200015-
Kiska to Attu-
333 AM AKDT Sun Sep 19 2021

...SMALL CRAFT ADVISORY MONDAY...

.TODAY...W wind 15 kt. Seas 6 ft.
.TONIGHT...S wind 20 kt. Seas 6 ft.
.MON...SE wind 25 kt. Seas 8 ft.
.MON NIGHT...E wind 25 kt. Seas 9 ft.
.TUE...NE wind 25 kt. Seas 9 ft.
.WED...N wind 20 kt. Seas 9 ft.
.THU...S wind 15 kt. Seas 6 ft.

$$

PKZ179-200015-
Pribilof Islands Near Shore Waters-
333 AM AKDT Sun Sep 19 2021

.TODAY...N wind 20 kt. Seas 6 ft.
.TONIGHT...NW wind 20 kt. Seas 5 ft.
.MON...Variable wind 10 kt. Seas 4 ft.
.MON NIGHT...E wind 15 kt. Seas 4 ft.
.TUE...E wind 30 kt. Seas 7 ft.
.WED...NE wind 30 kt. Seas 8 ft.
.THU...NW wind 20 kt. Seas 8 ft.

$$

PKZ180-200015-
Kuskokwim Delta and Etolin Strait-
333 AM AKDT Sun Sep 19 2021

...SMALL CRAFT ADVISORY TONIGHT AND MONDAY...

.TODAY...N wind 20 kt. Seas 5 ft.
.TONIGHT...N wind 25 kt. Seas 6 ft.
.MON...N wind 25 kt. Seas 7 ft.
.MON NIGHT...N wind 25 kt. Seas 6 ft.
.TUE...NE wind 15 kt. Seas 4 ft.
.WED...NE wind 25 kt. Seas 8 ft.
.THU...N wind 25 kt. Seas 7 ft.

$$

PKZ181-200015-
North and West of Nunivak Island-
333 AM AKDT Sun Sep 19 2021

...SMALL CRAFT ADVISORY TONIGHT...

.TODAY...NW wind 20 kt. Seas 4 ft.
.TONIGHT...N wind 25 kt. Seas 6 ft.
.MON...N wind 15 kt. Seas 5 ft.
.MON NIGHT...NW wind 15 kt. Seas 3 ft.
.TUE...S wind 15 kt. Seas 4 ft.
.WED...N wind 15 kt. Seas 5 ft.
.THU...N wind 20 kt. Seas 5 ft.

$$

PKZ185-200015-
Saint Matthew Island Waters-
333 AM AKDT Sun Sep 19 2021

.TODAY...NW wind 15 kt. Seas 5 ft.
.TONIGHT...NE wind 20 kt. Seas 6 ft.
.MON...SE wind 15 kt. Seas 5 ft.
.MON NIGHT...S wind 15 kt. Seas 4 ft.
.TUE...S wind 15 kt. Seas 5 ft.
.WED...N wind 15 kt. Seas 6 ft.
.THU...N wind 20 kt. Seas 6 ft.

$$

589 
FZAK52 PAFC 192345
CWFALU

Coastal Waters Forecast
National Weather Service Anchorage Alaska
345 PM AKDT Sun Sep 19 2021

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.

PKZ199-201215-
345 PM AKDT Sun Sep 19 2021
.SYNOPSIS FOR SOUTHWEST ALASKA+BRISTOL BAY+THE ALASKA
PENINSULA WATERS AND THE ALEUTIAN ISLANDS...

Semisopochnoi Volcano 140 nm west of Adak is currently active.

A 989 mb low 240 nm south of Port Heiden moves northeast. A well 
developed 988 mb North Pacific low 480 nm south of Shemya Mon 
afternoon deepens as it moves 280 nm south of Adak at 975 mb for Tue 
afternoon. Its front pushes toward the Southern Aleutians through Tue
afternoon. 

$$

PKZ150-201215-
South of the AK Peninsula Sitkinak to Castle Cape-
345 PM AKDT Sun Sep 19 2021

...GALE WARNING MONDAY NIGHT...

.TONIGHT...NE wind 30 kt. Seas 12 ft.
.MON...NW wind 30 kt. Seas 11 ft.
.MON NIGHT...NW wind 40 kt. Seas 11 ft.
.TUE...NW wind 30 kt. Seas 9 ft.
.TUE NIGHT...NW wind 20 kt. Seas 5 ft.
.WED...NE wind 40 kt. Seas 15 ft.
.THU...N wind 25 kt. Seas 15 ft.
.FRI...W wind 25 kt. Seas 11 ft.

$$

PKZ155-201215-
South of the AK Peninsula Castle Cape to Cape Sarichef-
345 PM AKDT Sun Sep 19 2021

...GALE WARNING TONIGHT...

.TONIGHT...N wind 35 kt. Seas 14 ft.
.MON...NW wind 30 kt. Seas 11 ft.
.MON NIGHT...N wind 25 kt diminishing to 15 kt after midnight.
Seas 8 ft.
.TUE...E wind 20 kt. Seas 4 ft.
.TUE NIGHT...E wind 30 kt. Seas 5 ft.
.WED...NE wind 35 kt. Seas 15 ft.
.THU...NW wind 30 kt. Seas 15 ft.
.FRI...W wind 25 kt. Seas 8 ft.

$$

PKZ160-201215-
Bristol Bay-
345 PM AKDT Sun Sep 19 2021

...SMALL CRAFT ADVISORY MONDAY AND MONDAY NIGHT...

.TONIGHT...N wind 20 kt. Seas 5 ft.
.MON...N wind 25 kt. Seas 7 ft.
.MON NIGHT...N wind 25 kt. Seas 7 ft.
.TUE AND TUE NIGHT...NE wind 15 kt. Seas 5 ft.
.WED...NE wind 25 kt. Seas 7 ft.
.THU...N wind 25 kt. Seas 7 ft.
.FRI...NW wind 20 kt. Seas 6 ft.

$$

PKZ165-201215-
Port Heiden to Cape Sarichef-
345 PM AKDT Sun Sep 19 2021

...SMALL CRAFT ADVISORY THROUGH MONDAY...

.TONIGHT...N wind 25 kt. Seas 8 ft.
.MON...N wind 25 kt. Seas 8 ft.
.MON NIGHT...N wind 20 kt. Seas 7 ft.
.TUE...NE wind 20 kt. Seas 6 ft.
.TUE NIGHT...E wind 25 kt. Seas 7 ft.
.WED...NE wind 25 kt. Seas 13 ft.
.THU...NW wind 25 kt. Seas 11 ft.
.FRI...NW wind 25 kt. Seas 7 ft.

$$

PKZ170-201215-
Cape Sarichef to Nikolski Bering Side-
345 PM AKDT Sun Sep 19 2021

...SMALL CRAFT ADVISORY TONIGHT...

.TONIGHT...N wind 25 kt. Seas 8 ft.
.MON...NW wind 20 kt. Seas 6 ft.
.MON NIGHT...E wind 15 kt. Seas 5 ft.
.TUE...E wind 25 kt. Seas 6 ft.
.TUE NIGHT...E wind 30 kt. Seas 8 ft.
.WED...NE wind 30 kt. Seas 14 ft.
.THU...NW wind 25 kt. Seas 12 ft.
.FRI...N wind 20 kt. Seas 6 ft.

$$

PKZ171-201215-
Unalaska Bay-
345 PM AKDT Sun Sep 19 2021

...SMALL CRAFT ADVISORY TONIGHT...

.TONIGHT...N wind 25 kt. Seas 8 ft.
.MON...NW wind 20 kt decreasing to 10 kt in the afternoon. Seas 6 
ft subsiding to 3 ft in the afternoon.
.MON NIGHT...N wind 10 kt in the evening becoming variable less
than 10 kt. Seas 3 ft.
.TUE...SE wind 20 kt. Seas 3 ft.
.TUE NIGHT...E wind 25 kt. Seas 4 ft.
.WED...NE wind 20 kt. Seas 7 ft.
.THU...NW wind 20 kt. Seas 7 ft.
.FRI...E wind 10 kt. Seas 3 ft.

$$

PKZ172-201215-
Cape Sarichef to Nikolski Pacific Side-
345 PM AKDT Sun Sep 19 2021

...SMALL CRAFT ADVISORY THROUGH MONDAY...

.TONIGHT...N wind 30 kt. Seas 13 ft.
.MON...NW wind 25 kt. Seas 9 ft.
.MON NIGHT...NW wind 15 kt in the evening becoming variable 10 kt.
Seas 5 ft.
.TUE...E wind 30 kt. Seas 5 ft.
.TUE NIGHT...E wind 35 kt. Seas 11 ft.
.WED...NE wind 40 kt. Seas 16 ft.
.THU...NW wind 30 kt. Seas 14 ft.
.FRI...S wind 15 kt. Seas 8 ft.

$$

PKZ173-201215-
Nikolski to Seguam Island Bering Side-
345 PM AKDT Sun Sep 19 2021

...SMALL CRAFT ADVISORY TONIGHT...

.TONIGHT...N wind 20 kt. Seas 8 ft.
.MON...Variable wind 10 kt. Seas 5 ft.
.MON NIGHT...SE wind 20 kt. Seas 4 ft.
.TUE...E wind 30 kt. Seas 7 ft.
.TUE NIGHT...NE wind 35 kt. Seas 11 ft.
.WED...NE wind 30 kt. Seas 13 ft.
.THU...NW wind 25 kt. Seas 12 ft.
.FRI...NE wind 20 kt. Seas 9 ft.

$$

PKZ174-201215-
Nikolski to Seguam Island Pacific Side-
345 PM AKDT Sun Sep 19 2021

...SMALL CRAFT ADVISORY TONIGHT...

.TONIGHT...N wind 30 kt diminishing to 20 kt after midnight. Seas
11 ft subsiding to 8 ft after midnight.
.MON...NW wind 15 kt becoming variable 10 kt in the afternoon. Seas 
7 ft.
.MON NIGHT...Variable wind 10 kt becoming SE 20 kt after midnight.
Seas 5 ft.
.TUE...E wind 40 kt. Seas 9 ft.
.TUE NIGHT...E wind 40 kt. Seas 16 ft.
.WED...NE wind 40 kt. Seas 17 ft.
.THU...NW wind 30 kt. Seas 13 ft.
.FRI...SE wind 20 kt. Seas 12 ft.

$$

PKZ175-201215-
Seguam Island to Adak Bering Side-
345 PM AKDT Sun Sep 19 2021

.TONIGHT...NW wind 15 kt. Seas 7 ft.
.MON...Variable wind 10 kt. Seas 5 ft.
.MON NIGHT...SE wind 20 kt. Seas 4 ft.
.TUE AND TUE NIGHT...NE wind 35 kt. Seas 10 ft.
.WED...NE wind 30 kt. Seas 12 ft.
.THU...W wind 20 kt. Seas 9 ft.
.FRI...NW wind 25 kt. Seas 9 ft.

$$

PKZ176-201215-
Seguam Island to Adak Pacific Side-
345 PM AKDT Sun Sep 19 2021

...SMALL CRAFT ADVISORY TONIGHT AND MONDAY NIGHT...

.TONIGHT...NW wind 20 kt in the evening becoming variable 10 kt.
Seas 8 ft.
.MON...Variable wind 10 kt becoming SE 15 kt in the afternoon.
Seas 5 ft.
.MON NIGHT...SE wind 25 kt. Seas 8 ft.
.TUE...E wind 40 kt. Seas 12 ft.
.TUE NIGHT...NE wind 40 kt. Seas 17 ft.
.WED...N wind 35 kt. Seas 17 ft.
.THU THROUGH FRI...NW wind 25 kt. Seas 12 ft.

$$

PKZ177-201215-
Adak to Kiska-
345 PM AKDT Sun Sep 19 2021

...SMALL CRAFT ADVISORY MONDAY NIGHT...

.TONIGHT...NW wind 15 kt. Seas 6 ft.
.MON...SE wind 15 kt. Seas 5 ft.
.MON NIGHT...E wind 25 kt. Seas 8 ft.
.TUE AND TUE NIGHT...NE wind 35 kt. Seas 12 ft.
.WED...NE wind 25 kt. Seas 11 ft.
.THU...W wind 15 kt. Seas 8 ft.
.FRI...NW wind 25 kt. Seas 13 ft.

$$

PKZ178-201215-
Kiska to Attu-
345 PM AKDT Sun Sep 19 2021

...SMALL CRAFT ADVISORY THROUGH MONDAY NIGHT...

.TONIGHT...SW wind 15 kt becoming S 25 kt after midnight. Seas 6
ft.
.MON...SE wind 30 kt. Seas 10 ft.
.MON NIGHT...SE wind 25 kt. Seas 10 ft.
.TUE...E wind 25 kt. Seas 9 ft.
.TUE NIGHT...NE wind 20 kt. Seas 9 ft.
.WED...SE wind 15 kt. Seas 9 ft.
.THU...S wind 15 kt. Seas 6 ft.
.FRI...NW wind 20 kt. Seas 13 ft.

$$

PKZ179-201215-
Pribilof Islands Near Shore Waters-
345 PM AKDT Sun Sep 19 2021

.TONIGHT...NW wind 20 kt. Seas 5 ft.
.MON...NE wind 15 kt. Seas 4 ft.
.MON NIGHT...SE wind 15 kt. Seas 4 ft.
.TUE...E wind 20 kt. Seas 4 ft.
.TUE NIGHT...E wind 25 kt. Seas 5 ft.
.WED...N wind 25 kt. Seas 8 ft.
.THU...NW wind 20 kt. Seas 8 ft.
.FRI...N wind 15 kt. Seas 6 ft.

$$

PKZ180-201215-
Kuskokwim Delta and Etolin Strait-
345 PM AKDT Sun Sep 19 2021

...SMALL CRAFT ADVISORY THROUGH MONDAY NIGHT...

.TONIGHT...N wind 25 kt. Seas 8 ft.
.MON...N wind 30 kt. Seas 10 ft.
.MON NIGHT...N wind 25 kt. Seas 8 ft.
.TUE AND TUE NIGHT...E wind 15 kt. Seas 4 ft.
.WED...NE wind 25 kt. Seas 7 ft.
.THU...N wind 25 kt. Seas 8 ft.
.FRI...NW wind 20 kt. Seas 5 ft.

$$

PKZ181-201215-
North and West of Nunivak Island-
345 PM AKDT Sun Sep 19 2021

...SMALL CRAFT ADVISORY TONIGHT...

.TONIGHT...N wind 25 kt. Seas 8 ft.
.MON...N wind 15 kt. Seas 5 ft.
.MON NIGHT...Variable wind 10 kt. Seas 3 ft.
.TUE AND TUE NIGHT...SW wind 15 kt. Seas 3 ft.
.WED...N wind 25 kt. Seas 8 ft.
.THU THROUGH FRI...N wind 20 kt. Seas 5 ft.

$$

PKZ185-201215-
Saint Matthew Island Waters-
345 PM AKDT Sun Sep 19 2021

.TONIGHT...N wind 20 kt E of Saint Matthew Island...NE 15 kt W of
Saint Matthew Island. Seas 5 ft.
.MON...Variable wind 10 kt E of Saint Matthew Island...SE 15 kt W
of Saint Matthew Island. Seas 4 ft.
.MON NIGHT...S wind 15 kt. Seas 4 ft.
.TUE...S wind 15 kt. Seas 3 ft.
.TUE NIGHT...N wind 20 kt. Seas 6 ft.
.WED...NE wind 25 kt. Seas 7 ft.
.THU THROUGH FRI...N wind 20 kt. Seas 6 ft.

$$

539 
FZAK52 PAFC 201136
CWFALU

Coastal Waters Forecast
National Weather Service Anchorage Alaska
336 AM AKDT Mon Sep 20 2021

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.

PKZ199-210015-
336 AM AKDT Mon Sep 20 2021
.SYNOPSIS FOR SOUTHWEST ALASKA+BRISTOL BAY+THE ALASKA
PENINSULA WATERS AND THE ALEUTIAN ISLANDS...

Semisopochnoi Volcano 140 nm west of Adak is currently active.

High pressure exists across the Eastern Bering through Tue
afternoon. A front pushes into the Western Bering on Mon evening.
A 980 mb low moves to 350 nm south of Adak on Tue afternoon. Its
front moves across the Aleutian Islands through Wed afternoon. 

$$

PKZ150-210015-
South of the AK Peninsula Sitkinak to Castle Cape-
336 AM AKDT Mon Sep 20 2021

...GALE WARNING TONIGHT...

.TODAY...NW wind 30 kt. Seas 11 ft.
.TONIGHT...NW wind 40 kt. Seas 11 ft.
.TUE...NW wind 30 kt. Seas 9 ft.
.TUE NIGHT...NW wind 20 kt. Seas 5 ft.
.WED...NE wind 35 kt. Seas 13 ft.
.THU...NW wind 35 kt. Seas 15 ft.
.FRI...W wind 35 kt. Seas 14 ft.

$$

PKZ155-210015-
South of the AK Peninsula Castle Cape to Cape Sarichef-
336 AM AKDT Mon Sep 20 2021

...SMALL CRAFT ADVISORY THROUGH TONIGHT...

.TODAY...NW wind 30 kt. Seas 11 ft.
.TONIGHT...N wind 25 kt diminishing to 15 kt after midnight. Seas
8 ft.
.TUE...E wind 20 kt in the afternoon. Variable wind 10 kt in the
morning. From the Shumagin Islands E, variable 10 kt. Seas 4 ft.
.TUE NIGHT...E wind 30 kt. Seas 5 ft.
.WED...NE wind 40 kt. Seas 14 ft.
.THU...NW wind 35 kt. Seas 14 ft.
.FRI...SW wind 30 kt. Seas 10 ft.

$$

PKZ160-210015-
Bristol Bay-
336 AM AKDT Mon Sep 20 2021

...SMALL CRAFT ADVISORY THROUGH TONIGHT...

.TODAY...N wind 25 kt. Seas 6 ft.
.TONIGHT...N wind 25 kt. Seas 5 ft.
.TUE...N wind 15 kt. Seas 4 ft.
.TUE NIGHT...NE wind 15 kt. Seas 3 ft.
.WED...NE wind 30 kt. Seas 5 ft.
.THU THROUGH FRI...NW wind 30 kt. Seas 10 ft.

$$

PKZ165-210015-
Port Heiden to Cape Sarichef-
336 AM AKDT Mon Sep 20 2021

...SMALL CRAFT ADVISORY TODAY...

.TODAY...N wind 25 kt. Seas 8 ft.
.TONIGHT...N wind 20 kt. Seas 7 ft.
.TUE...NE wind 20 kt. Seas 4 ft.
.TUE NIGHT...E wind 25 kt. Seas 5 ft.
.WED...NE wind 30 kt. Seas 10 ft.
.THU...N wind 30 kt. Seas 12 ft.
.FRI...N wind 40 kt. Seas 10 ft.

$$

PKZ170-210015-
Cape Sarichef to Nikolski Bering Side-
336 AM AKDT Mon Sep 20 2021

...SMALL CRAFT ADVISORY TUESDAY...

.TODAY...NW wind 20 kt. Seas 6 ft.
.TONIGHT...NE wind 15 kt. Seas 5 ft.
.TUE...E wind 25 kt. Seas 6 ft.
.TUE NIGHT...E wind 30 kt. Seas 8 ft.
.WED...NE wind 30 kt. Seas 13 ft.
.THU...NW wind 30 kt. Seas 13 ft.
.FRI...E wind 45 kt. Seas 15 ft.

$$

PKZ171-210015-
Unalaska Bay-
336 AM AKDT Mon Sep 20 2021

.TODAY...NW wind 20 kt. Seas 6 ft.
.TONIGHT...N wind 10 kt in the evening becoming variable less than
10 kt. Seas 3 ft.
.TUE...SE wind 10 kt increasing to 20 kt in the afternoon. Seas
3 ft.
.TUE NIGHT...E wind 25 kt. Seas 4 ft.
.WED...N wind 30 kt. Seas 10 ft.
.THU...NW wind 30 kt. Seas 10 ft.
.FRI...SE wind 40 kt. Seas 7 ft.

$$

PKZ172-210015-
Cape Sarichef to Nikolski Pacific Side-
336 AM AKDT Mon Sep 20 2021

...SMALL CRAFT ADVISORY TODAY AND TUESDAY...

.TODAY...NW wind 25 kt. Seas 8 ft.
.TONIGHT...NW wind 15 kt in the evening becoming variable 10 kt.
Seas 5 ft.
.TUE...E wind 20 kt increasing to 30 kt in the afternoon. 
Seas 5 ft.
.TUE NIGHT...E wind 35 kt. Seas 11 ft.
.WED...N wind 40 kt. Seas 15 ft.
.THU...NW wind 30 kt. Seas 12 ft.
.FRI...S wind 40 kt. Seas 17 ft.

$$

PKZ173-210015-
Nikolski to Seguam Island Bering Side-
336 AM AKDT Mon Sep 20 2021

...SMALL CRAFT ADVISORY TUESDAY...

.TODAY...Variable wind 10 kt. Seas 5 ft.
.TONIGHT...SE wind 20 kt. Seas 4 ft.
.TUE...E wind 30 kt. Seas 7 ft.
.TUE NIGHT...NE wind 35 kt. Seas 11 ft.
.WED...N wind 30 kt. Seas 13 ft.
.THU...NW wind 25 kt. Seas 11 ft.
.FRI...E wind 45 kt. Seas 17 ft.

$$

PKZ174-210015-
Nikolski to Seguam Island Pacific Side-
336 AM AKDT Mon Sep 20 2021

...GALE WARNING TUESDAY...

.TODAY...NW wind 15 kt. Seas 7 ft.
.TONIGHT...Variable wind 10 kt becoming SE 20 kt after midnight.
Seas 5 ft.
.TUE...SE wind 30 kt becoming E 40 kt in the afternoon. Seas 9 ft.
.TUE NIGHT...E wind 40 kt. Seas 16 ft.
.WED...N wind 40 kt. Seas 17 ft.
.THU...NW wind 30 kt. Seas 12 ft.
.FRI...S wind 45 kt. Seas 21 ft.

$$

PKZ175-210015-
Seguam Island to Adak Bering Side-
336 AM AKDT Mon Sep 20 2021

...GALE WARNING TUESDAY...

.TODAY...Variable wind 10 kt. Seas 5 ft.
.TONIGHT...SE wind 20 kt. Seas 4 ft.
.TUE...E wind 35 kt. Seas 8 ft.
.TUE NIGHT...NE wind 35 kt. Seas 11 ft.
.WED...NE wind 30 kt. Seas 12 ft.
.THU...SE wind 20 kt. Seas 8 ft.
.FRI...NE wind 45 kt. Seas 13 ft.

$$

PKZ176-210015-
Seguam Island to Adak Pacific Side-
336 AM AKDT Mon Sep 20 2021

...GALE WARNING TUESDAY...

.TODAY...Variable wind 10 kt becoming SE 15 kt in the afternoon.
Seas 5 ft.
.TONIGHT...SE wind 25 kt. Seas 5 ft.
.TUE...E wind 40 kt. Seas 12 ft.
.TUE NIGHT...NE wind 40 kt. Seas 17 ft.
.WED...N wind 35 kt. Seas 17 ft.
.THU...SW wind 20 kt. Seas 9 ft.
.FRI...W wind 45 kt. Seas 16 ft.

$$

PKZ177-210015-
Adak to Kiska-
336 AM AKDT Mon Sep 20 2021

...GALE WARNING TUESDAY...

.TODAY...SE wind 15 kt. Seas 5 ft.
.TONIGHT...E wind 25 kt. Seas 6 ft.
.TUE...E wind 35 kt. Seas 11 ft.
.TUE NIGHT...NE wind 35 kt. Seas 12 ft.
.WED...NE wind 25 kt. Seas 11 ft.
.THU...S wind 20 kt. Seas 7 ft.
.FRI...N wind 35 kt. Seas 10 ft.

$$

PKZ178-210015-
Kiska to Attu-
336 AM AKDT Mon Sep 20 2021

...SMALL CRAFT ADVISORY THROUGH TUESDAY...

.TODAY...SE wind 30 kt. Seas 10 ft.
.TONIGHT...SE wind 25 kt. Seas 10 ft.
.TUE...E wind 25 kt. Seas 9 ft.
.TUE NIGHT...NE wind 20 kt. Seas 9 ft.
.WED...SE wind 15 kt. Seas 9 ft.
.THU...S wind 20 kt. Seas 7 ft.
.FRI...NW wind 25 kt. Seas 12 ft.

$$

PKZ179-210015-
Pribilof Islands Near Shore Waters-
336 AM AKDT Mon Sep 20 2021

.TODAY...NE wind 15 kt. Seas 4 ft.
.TONIGHT...SE wind 15 kt. Seas 4 ft.
.TUE...E wind 20 kt. Seas 4 ft.
.TUE NIGHT...E wind 25 kt. Seas 5 ft.
.WED...N wind 30 kt. Seas 10 ft.
.THU...N wind 25 kt. Seas 10 ft.
.FRI...E wind 30 kt. Seas 8 ft.

$$

PKZ180-210015-
Kuskokwim Delta and Etolin Strait-
336 AM AKDT Mon Sep 20 2021

...SMALL CRAFT ADVISORY THROUGH TONIGHT...

.TODAY...N wind 30 kt. Seas 7 ft.
.TONIGHT...N wind 25 kt. Seas 6 ft.
.TUE...NE wind 15 kt diminishing to 10 kt in the afternoon. 
Seas 3 ft.
.TUE NIGHT...E wind 15 kt. Seas 2 ft.
.WED...NE wind 30 kt. Seas 8 ft.
.THU...N wind 30 kt. Seas 9 ft.
.FRI...N wind 25 kt. Seas 7 ft.

$$

PKZ181-210015-
North and West of Nunivak Island-
336 AM AKDT Mon Sep 20 2021

.TODAY...N wind 15 kt. Seas 5 ft.
.TONIGHT...Variable wind 10 kt. Seas 3 ft.
.TUE...Variable wind 10 kt becoming S 15 kt in the afternoon. 
Seas 2 ft.
.TUE NIGHT...SW wind 15 kt. Seas 4 ft.
.WED THROUGH THU...N wind 25 kt. Seas 8 ft.
.FRI...N wind 20 kt. Seas 7 ft.

$$

PKZ185-210015-
Saint Matthew Island Waters-
336 AM AKDT Mon Sep 20 2021

.TODAY...Variable wind 10 kt E of Saint Matthew Island...
SE 15 kt W of Saint Matthew Island. Seas 4 ft.
.TONIGHT...S wind 15 kt. Seas 4 ft.
.TUE...S wind 15 kt. Seas 3 ft.
.TUE NIGHT...N wind 20 kt. Seas 6 ft.
.WED...NE wind 25 kt. Seas 7 ft.
.THU...E wind 20 kt. Seas 6 ft.
.FRI...E wind 15 kt. Seas 6 ft.

$$

007 
FZAK52 PAFC 202347
CWFALU

Coastal Waters Forecast
National Weather Service Anchorage Alaska
347 PM AKDT Mon Sep 20 2021

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.

PKZ199-211245-
347 PM AKDT Mon Sep 20 2021

.SYNOPSIS FOR SOUTHWEST ALASKA+BRISTOL BAY+THE ALASKA
PENINSULA WATERS AND THE ALEUTIAN ISLANDS...

Semisopochnoi Volcano 140 nm west of Adak is currently active.

High pressure holds over the eastern Bering through Tue 
afternoon. A 988 mb North Pacific low 465 nm south of Shemya 
strengthens to 978 mb 300 nm south of Adak Tue afternoon. This low 
elongates as it moves to 215 nm south of Sand Point at 985 mb Wed 
afternoon. 

$$

PKZ150-211245-
South of the AK Peninsula Sitkinak to Castle Cape-
347 PM AKDT Mon Sep 20 2021

...GALE WARNING THROUGH TUESDAY...

.TONIGHT...NW wind 30 kt in the evening increasing to 40 kt. Seas 
12 ft.
.TUE...NW wind 35 kt. Seas 10 ft.
.TUE NIGHT...W wind 25 kt becoming S 15 kt after midnight. Seas 9 ft
subsiding to 7 ft after midnight.
.WED...E wind 35 kt. Seas 10 ft.
.WED NIGHT...NE wind 40 kt. Seas 14 ft.
.THU...NW wind 40 kt. Seas 16 ft.
.FRI...W wind 35 kt. Seas 14 ft.
.SAT...E wind 35 kt. Seas 17 ft.

$$

PKZ155-211245-
South of the AK Peninsula Castle Cape to Cape Sarichef-
347 PM AKDT Mon Sep 20 2021

...SMALL CRAFT ADVISORY TONIGHT AND TUESDAY NIGHT...

.TONIGHT...N wind 25 kt. Seas 8 ft.
.TUE...N wind 15 kt except variable 10 kt from the Shumagin Islands 
E. Seas 5 ft.
.TUE NIGHT...E wind 20 kt increasing to 30 kt after midnight. From
the Shumagin Islands E, variable wind 10 kt becoming E 20 kt after
midnight. Seas 5 ft.
.WED...NE wind 35 kt. Seas 11 ft.
.WED NIGHT...N wind 40 kt. Seas 14 ft.
.THU...NW wind 35 kt. Seas 14 ft.
.FRI...SW wind 30 kt. Seas 10 ft.
.SAT...N wind 35 kt. Seas 17 ft.

$$

PKZ160-211245-
Bristol Bay-
347 PM AKDT Mon Sep 20 2021

...SMALL CRAFT ADVISORY TONIGHT...

.TONIGHT...N wind 25 kt. Seas 7 ft.
.TUE...N wind 20 kt. Seas 5 ft.
.TUE NIGHT...NW wind 10 kt becoming E after midnight. Seas 3 ft.
.WED...E wind 20 kt. Seas 5 ft.
.WED NIGHT...NE wind 25 kt. Seas 7 ft.
.THU THROUGH FRI...NW wind 30 kt. Seas 11 ft.
.SAT...NE wind 30 kt. Seas 9 ft.

$$

PKZ165-211245-
Port Heiden to Cape Sarichef-
347 PM AKDT Mon Sep 20 2021

...SMALL CRAFT ADVISORY TONIGHT...

.TONIGHT...N wind 25 kt. Seas 9 ft.
.TUE...E wind 20 kt except N 15 kt from Port Moller E. Seas 6 ft.
.TUE NIGHT...NE wind 20 kt. Seas 6 ft.
.WED...NE wind 25 kt. Seas 9 ft.
.WED NIGHT...N wind 30 kt. Seas 12 ft.
.THU...NW wind 30 kt. Seas 13 ft.
.FRI...N wind 40 kt. Seas 15 ft.
.SAT...N wind 40 kt. Seas 15 ft.

$$

PKZ170-211245-
Cape Sarichef to Nikolski Bering Side-
347 PM AKDT Mon Sep 20 2021

...SMALL CRAFT ADVISORY TUESDAY AND TUESDAY NIGHT...

.TONIGHT...NE wind 15 kt. Seas 6 ft.
.TUE...E wind 25 kt. Seas 8 ft.
.TUE NIGHT...E wind 30 kt. Seas 9 ft.
.WED...NE wind 30 kt. Seas 10 ft.
.WED NIGHT...N wind 30 kt. Seas 14 ft.
.THU...NW wind 30 kt. Seas 14 ft.
.FRI...E wind 45 kt. Seas 15 ft.
.SAT...N wind 40 kt. Seas 16 ft.

$$

PKZ171-211245-
Unalaska Bay-
347 PM AKDT Mon Sep 20 2021

...SMALL CRAFT ADVISORY TUESDAY NIGHT...

.TONIGHT...N wind 10 kt. Seas 3 ft.
.TUE...E wind 10 kt becoming SE 20 kt in the afternoon. Seas 3 ft.
.TUE NIGHT...E wind 25 kt. Seas 4 ft. Rain.
.WED...NE wind 30 kt. Seas 9 ft.
.WED NIGHT...N wind 30 kt. Seas 13 ft.
.THU...NW wind 30 kt. Seas 13 ft.
.FRI...SE wind 40 kt. Seas 7 ft.
.SAT...N wind 35 kt. Seas 14 ft.

$$

PKZ172-211245-
Cape Sarichef to Nikolski Pacific Side-
347 PM AKDT Mon Sep 20 2021

...GALE WARNING TUESDAY NIGHT...

.TONIGHT...N wind 20 kt. Seas 6 ft.
.TUE...E wind 25 kt. Seas 8 ft.
.TUE NIGHT...E wind 35 kt. Seas 13 ft. Rain.
.WED...NE wind 40 kt. Seas 14 ft.
.WED NIGHT...N wind 35 kt. Seas 14 ft.
.THU...NW wind 35 kt. Seas 12 ft.
.FRI...S wind 40 kt. Seas 17 ft.
.SAT...NW wind 40 kt. Seas 20 ft.

$$

PKZ173-211245-
Nikolski to Seguam Island Bering Side-
347 PM AKDT Mon Sep 20 2021

...SMALL CRAFT ADVISORY TUESDAY AND TUESDAY NIGHT...

.TONIGHT...E wind 20 kt. Seas 6 ft.
.TUE...E wind 30 kt. Seas 11 ft.
.TUE NIGHT...E wind 30 kt. Seas 13 ft.
.WED...NE wind 35 kt. Seas 15 ft.
.WED NIGHT...N wind 30 kt. Seas 13 ft.
.THU...W wind 25 kt. Seas 10 ft.
.FRI...E wind 45 kt. Seas 17 ft.
.SAT...NW wind 40 kt. Seas 17 ft.

$$

PKZ174-211245-
Nikolski to Seguam Island Pacific Side-
347 PM AKDT Mon Sep 20 2021

...GALE WARNING TUESDAY AND TUESDAY NIGHT...

.TONIGHT...Variable wind 10 kt becoming SE 20 kt after midnight.
Seas 5 ft.
.TUE...E wind 25 kt increasing to 35 kt in the afternoon. Seas 9 ft
building to 13 ft in the afternoon.
.TUE NIGHT...E wind 40 kt. Seas 15 ft. Rain.
.WED...NE wind 40 kt. Seas 17 ft.
.WED NIGHT...N wind 30 kt. Seas 15 ft.
.THU...NW wind 25 kt. Seas 11 ft.
.FRI...S wind 45 kt. Seas 21 ft.
.SAT...NW wind 40 kt. Seas 21 ft.

$$

PKZ175-211245-
Seguam Island to Adak Bering Side-
347 PM AKDT Mon Sep 20 2021

...SMALL CRAFT ADVISORY THROUGH TUESDAY NIGHT...

.TONIGHT...SE wind 15 kt increasing to 25 kt after midnight. Seas
5 ft building to 8 ft after midnight.
.TUE...E wind 30 kt. Seas 11 ft.
.TUE NIGHT...NE wind 30 kt. Seas 12 ft.
.WED...NE wind 30 kt. Seas 12 ft.
.WED NIGHT...N wind 25 kt. Seas 10 ft.
.THU...S wind 20 kt. Seas 8 ft.
.FRI...NE wind 45 kt. Seas 13 ft.
.SAT...NW wind 30 kt. Seas 13 ft.

$$

PKZ176-211245-
Seguam Island to Adak Pacific Side-
347 PM AKDT Mon Sep 20 2021

...GALE WARNING TUESDAY AND TUESDAY NIGHT...

.TONIGHT...SE wind 25 kt. Seas 9 ft.
.TUE...E wind 30 kt increasing to 40 kt in the afternoon. Seas
14 ft.
.TUE NIGHT...NE wind 40 kt. Seas 17 ft. Rain.
.WED...NE wind 35 kt. Seas 17 ft.
.WED NIGHT...N wind 25 kt. Seas 12 ft.
.THU...SW wind 20 kt. Seas 9 ft.
.FRI...W wind 45 kt. Seas 16 ft.
.SAT...NW wind 30 kt. Seas 15 ft.

$$

PKZ177-211245-
Adak to Kiska-
347 PM AKDT Mon Sep 20 2021

...SMALL CRAFT ADVISORY THROUGH TUESDAY NIGHT...

.TONIGHT...E wind 30 kt. Seas 10 ft.
.TUE...E wind 30 kt. Seas 12 ft.
.TUE NIGHT...NE wind 30 kt. Seas 13 ft.
.WED...NE wind 25 kt. Seas 11 ft.
.WED NIGHT...NE wind 15 kt. Seas 9 ft.
.THU...S wind 20 kt. Seas 6 ft.
.FRI...N wind 35 kt. Seas 10 ft.
.SAT...NW wind 20 kt. Seas 11 ft.

$$

PKZ178-211245-
Kiska to Attu-
347 PM AKDT Mon Sep 20 2021

...SMALL CRAFT ADVISORY THROUGH TUESDAY NIGHT...

.TONIGHT...SE wind 25 kt. Seas 10 ft.
.TUE...E wind 20 kt. Seas 9 ft.
.TUE NIGHT...E wind 15 kt. Seas 9 ft.
.WED...E wind 15 kt. Seas 9 ft.
.WED NIGHT...SE wind 15 kt. Seas 7 ft.
.THU...S wind 20 kt. Seas 6 ft.
.FRI...NW wind 25 kt. Seas 12 ft.
.SAT...NW wind 20 kt. Seas 12 ft.

$$

PKZ179-211245-
Pribilof Islands Near Shore Waters-
347 PM AKDT Mon Sep 20 2021

.TONIGHT...Variable wind 10 kt. Seas 4 ft.
.TUE...SE wind 15 kt. Seas 5 ft.
.TUE NIGHT...E wind 20 kt. Seas 6 ft.
.WED AND WED NIGHT...N wind 30 kt. Seas 10 ft.
.THU...N wind 25 kt. Seas 9 ft.
.FRI...E wind 30 kt. Seas 11 ft.
.SAT...N wind 30 kt. Seas 12 ft.

$$

PKZ180-211245-
Kuskokwim Delta and Etolin Strait-
347 PM AKDT Mon Sep 20 2021

...SMALL CRAFT ADVISORY TONIGHT...

.TONIGHT...N wind 25 kt. Seas 7 ft.
.TUE...N wind 20 kt diminishing to 10 kt in the afternoon. Seas
4 ft.
.TUE NIGHT...NW wind 20 kt. Seas 3 ft.
.WED AND WED NIGHT...N wind 30 kt. Seas 8 ft.
.THU...N wind 35 kt. Seas 9 ft.
.FRI...N wind 25 kt. Seas 7 ft.
.SAT...N wind 35 kt. Seas 10 ft.

$$

PKZ181-211245-
North and West of Nunivak Island-
347 PM AKDT Mon Sep 20 2021

...SMALL CRAFT ADVISORY TUESDAY AND TUESDAY NIGHT...

.TONIGHT...N wind 15 kt. Seas 3 ft.
.TUE...SW wind 25 kt. Seas 6 ft.
.TUE NIGHT...W wind 30 kt. Seas 8 ft.
.WED...N wind 30 kt. Seas 9 ft.
.WED NIGHT...N wind 25 kt. Seas 8 ft.
.THU...N wind 25 kt. Seas 7 ft.
.FRI THROUGH SAT...N wind 20 kt. Seas 7 ft.

$$

PKZ185-211245-
Saint Matthew Island Waters-
347 PM AKDT Mon Sep 20 2021

...SMALL CRAFT ADVISORY TUESDAY AND TUESDAY NIGHT...

.TONIGHT...S wind 20 kt. Seas 4 ft.
.TUE...E of Saint Matthew Island, SW wind 25 kt. W of Saint
Matthew Island, SW wind 15 kt becoming N in the afternoon. Seas 5 ft. 
.TUE NIGHT...NE wind 25 kt. Seas 8 ft.
.WED AND WED NIGHT...N wind 25 kt. Seas 8 ft.
.THU...W wind 20 kt. Seas 5 ft.
.FRI...E wind 15 kt. Seas 6 ft.
.SAT...N wind 20 kt. Seas 6 ft.

$$

463 
FZAK52 PAFC 211140
CWFALU

Coastal Waters Forecast
National Weather Service Anchorage Alaska
340 AM AKDT Tue Sep 21 2021

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.

PKZ199-220100-
340 AM AKDT Tue Sep 21 2021
.SYNOPSIS FOR SOUTHWEST ALASKA+BRISTOL BAY+THE ALASKA
PENINSULA WATERS AND THE ALEUTIAN ISLANDS...

Semisopochnoi Volcano 140 nm west of Adak is currently active.

High pressure holds over the Eastern Bering through Tue 
afternoon. A 979 mb low 350 nm south of Adak on Tue afternoon
weakens to 985 mb and moves 400 nm southwest of Unalaska. This 
low elongates and a new low forms 200 nm south of Akhiok at 979 mb by
Wed afternoon. Its front sweeps along the Aleutians and extends 
into the Gulf through Wed afternoon.

$$

PKZ150-220100-
South of the AK Peninsula Sitkinak to Castle Cape-
340 AM AKDT Tue Sep 21 2021

...GALE WARNING TODAY...

.TODAY...NW wind 35 kt. Seas 10 ft.
.TONIGHT...W wind 25 kt becoming S 15 kt after midnight. 
Seas 5 ft.
.WED...E wind 30 kt. Seas 8 ft. Rain.
.WED NIGHT...NE wind 35 kt. Seas 13 ft.
.THU...NW wind 35 kt. Seas 16 ft.
.FRI...W wind 35 kt. Seas 13 ft.
.SAT...E wind 25 kt. Seas 7 ft.

$$

PKZ155-220100-
South of the AK Peninsula Castle Cape to Cape Sarichef-
340 AM AKDT Tue Sep 21 2021

...GALE WARNING WEDNESDAY...

.TODAY...N wind 15 kt except variable 10 kt from the Shumagin
Islands E. Seas 5 ft.
.TONIGHT...E wind 20 kt increasing to 30 kt after midnight. From
the Shumagin Islands E, variable wind 10 kt becoming E 20 kt after 
midnight. Seas 5 ft.
.WED...E wind 35 kt. Seas 7 ft building to 11 ft in the afternoon.
Rain.
.WED NIGHT...N wind 30 kt. Seas 14 ft.
.THU...NW wind 30 kt. Seas 14 ft.
.FRI...S wind 25 kt. Seas 8 ft.
.SAT...N wind 40 kt. Seas 9 ft.

$$

PKZ160-220100-
Bristol Bay-
340 AM AKDT Tue Sep 21 2021

.TODAY...N wind 20 kt. Seas 4 ft.
.TONIGHT...NW wind 10 kt becoming E after midnight. Seas 2 ft.
.WED...E wind 15 kt becoming NE in the afternoon. Seas 4 ft.
.WED NIGHT...NE wind 25 kt. Seas 5 ft.
.THU...NW wind 30 kt. Seas 9 ft.
.FRI...W wind 30 kt. Seas 8 ft.
.SAT...NE wind 30 kt. Seas 4 ft.

$$

PKZ165-220100-
Port Heiden to Cape Sarichef-
340 AM AKDT Tue Sep 21 2021

...SMALL CRAFT ADVISORY WEDNESDAY...

.TODAY...E wind 20 kt except N 15 kt from Port Moller E. 
Seas 5 ft.
.TONIGHT...NE wind 20 kt. Seas 4 ft.
.WED...NE wind 25 kt. Seas 6 ft.
.WED NIGHT...N wind 30 kt. Seas 12 ft.
.THU...NW wind 30 kt. Seas 13 ft.
.FRI...S wind 25 kt. Seas 8 ft.
.SAT...N wind 35 kt. Seas 7 ft.

$$

PKZ170-220100-
Cape Sarichef to Nikolski Bering Side-
340 AM AKDT Tue Sep 21 2021

...SMALL CRAFT ADVISORY THROUGH WEDNESDAY...

.TODAY...E wind 25 kt. Seas 6 ft.
.TONIGHT...E wind 30 kt. Seas 8 ft.
.WED...NE wind 30 kt. Seas 10 ft.
.WED NIGHT...N wind 30 kt. Seas 14 ft.
.THU...NW wind 25 kt. Seas 14 ft.
.FRI...E wind 25 kt. Seas 6 ft.
.SAT...NW wind 35 kt. Seas 8 ft.

$$

PKZ171-220100-
Unalaska Bay-
340 AM AKDT Tue Sep 21 2021

...SMALL CRAFT ADVISORY TONIGHT AND WEDNESDAY...

.TODAY...E wind 10 kt becoming SE 20 kt in the afternoon. 
Seas 3 ft.
.TONIGHT...E wind 25 kt. Seas 4 ft.
.WED...NE wind 25 kt. Seas 6 ft building to 9 ft in the afternoon.
.WED NIGHT...N wind 30 kt. Seas 13 ft.
.THU...NW wind 25 kt. Seas 10 ft.
.FRI...SE wind 20 kt. Seas 2 ft.
.SAT...NW wind 30 kt. Seas 5 ft.

$$

PKZ172-220100-
Cape Sarichef to Nikolski Pacific Side-
340 AM AKDT Tue Sep 21 2021

...GALE WARNING TONIGHT AND WEDNESDAY...

.TODAY...E wind 25 kt. Seas 5 ft.
.TONIGHT...E wind 35 kt. Seas 11 ft.
.WED...NE wind 40 kt. Seas 14 ft.
.WED NIGHT...N wind 30 kt. Seas 14 ft.
.THU...NW wind 30 kt. Seas 12 ft.
.FRI...SE wind 30 kt. Seas 7 ft.
.SAT...NW wind 40 kt. Seas 10 ft.

$$

PKZ173-220100-
Nikolski to Seguam Island Bering Side-
340 AM AKDT Tue Sep 21 2021

...GALE WARNING WEDNESDAY...

.TODAY...E wind 30 kt. Seas 7 ft.
.TONIGHT...E wind 30 kt. Seas 11 ft.
.WED...NE wind 35 kt. Seas 12 ft.
.WED NIGHT...N wind 25 kt. Seas 11 ft.
.THU...W wind 15 kt. Seas 10 ft.
.FRI...NE wind 25 kt. Seas 6 ft.
.SAT...NW wind 30 kt. Seas 10 ft.

$$

PKZ174-220100-
Nikolski to Seguam Island Pacific Side-
340 AM AKDT Tue Sep 21 2021

...GALE WARNING THROUGH WEDNESDAY...

.TODAY...E wind 25 kt increasing to 35 kt in the afternoon. 
Seas 9 ft.
.TONIGHT...E wind 40 kt. Seas 15 ft. Rain.
.WED...NE wind 40 kt becoming N 30 kt in the afternoon. 
Seas 17 ft.
.WED NIGHT...N wind 30 kt. Seas 15 ft.
.THU...W wind 20 kt. Seas 11 ft.
.FRI...E wind 30 kt. Seas 8 ft.
.SAT...NW wind 35 kt. Seas 10 ft.

$$

PKZ175-220100-
Seguam Island to Adak Bering Side-
340 AM AKDT Tue Sep 21 2021

...SMALL CRAFT ADVISORY THROUGH WEDNESDAY...

.TODAY...E wind 30 kt. Seas 9 ft.
.TONIGHT...NE wind 30 kt. Seas 11 ft.
.WED...NE wind 30 kt. Seas 12 ft.
.WED NIGHT...N wind 20 kt. Seas 10 ft.
.THU...S wind 15 kt. Seas 8 ft.
.FRI...N wind 30 kt. Seas 6 ft.
.SAT...NW wind 30 kt. Seas 10 ft.

$$

PKZ176-220100-
Seguam Island to Adak Pacific Side-
340 AM AKDT Tue Sep 21 2021

...GALE WARNING THROUGH WEDNESDAY...

.TODAY...E wind 30 kt increasing to 40 kt in the afternoon. 
Seas 12 ft.
.TONIGHT...NE wind 40 kt. Seas 17 ft.
.WED...NE wind 35 kt. Seas 17 ft.
.WED NIGHT...N wind 25 kt. Seas 12 ft.
.THU...SW wind 15 kt. Seas 9 ft.
.FRI...NW wind 30 kt. Seas 10 ft.
.SAT...NW wind 35 kt. Seas 10 ft.

$$

PKZ177-220100-
Adak to Kiska-
340 AM AKDT Tue Sep 21 2021

...SMALL CRAFT ADVISORY THROUGH WEDNESDAY...

.TODAY...E wind 30 kt. Seas 11 ft.
.TONIGHT...NE wind 30 kt. Seas 12 ft.
.WED...NE wind 25 kt. Seas 11 ft.
.WED NIGHT...N wind 15 kt. Seas 9 ft.
.THU...S wind 15 kt. Seas 6 ft.
.FRI THROUGH SAT...W wind 30 kt. Seas 10 ft.

$$

PKZ178-220100-
Kiska to Attu-
340 AM AKDT Tue Sep 21 2021

...SMALL CRAFT ADVISORY THROUGH WEDNESDAY...

.TODAY...E wind 20 kt. Seas 9 ft.
.TONIGHT...E wind 15 kt. Seas 9 ft.
.WED...NE wind 15 kt. Seas 9 ft.
.WED NIGHT...S wind 15 kt. Seas 7 ft.
.THU...SW wind 20 kt. Seas 6 ft.
.FRI...NW wind 25 kt. Seas 9 ft.
.SAT...SW wind 20 kt. Seas 8 ft.

$$

PKZ179-220100-
Pribilof Islands Near Shore Waters-
340 AM AKDT Tue Sep 21 2021

...SMALL CRAFT ADVISORY WEDNESDAY...

.TODAY...SE wind 15 kt. Seas 3 ft.
.TONIGHT...E wind 20 kt. Seas 4 ft.
.WED...NE wind 25 kt. Seas 9 ft.
.WED NIGHT...N wind 25 kt. Seas 10 ft.
.THU...N wind 20 kt. Seas 9 ft.
.FRI...S wind 15 kt. Seas 6 ft.
.SAT...NW wind 30 kt. Seas 9 ft.

$$

PKZ180-220100-
Kuskokwim Delta and Etolin Strait-
340 AM AKDT Tue Sep 21 2021

...SMALL CRAFT ADVISORY WEDNESDAY...

.TODAY...N wind 20 kt diminishing to 10 kt in the afternoon. 
Seas 4 ft.
.TONIGHT...NW wind 20 kt. Seas 3 ft.
.WED...N wind 30 kt. Seas 7 ft.
.WED NIGHT...N wind 30 kt. Seas 8 ft.
.THU...N wind 30 kt. Seas 9 ft.
.FRI...SW wind 20 kt. Seas 6 ft.
.SAT...N wind 30 kt. Seas 6 ft.

$$

PKZ181-220100-
North and West of Nunivak Island-
340 AM AKDT Tue Sep 21 2021

...SMALL CRAFT ADVISORY THROUGH WEDNESDAY...

.TODAY...SW wind 25 kt. Seas 6 ft.
.TONIGHT...W wind 30 kt. Seas 8 ft.
.WED...N wind 30 kt. Seas 9 ft.
.WED NIGHT...N wind 25 kt. Seas 8 ft.
.THU...N wind 20 kt. Seas 7 ft.
.FRI...SW wind 15 kt. Seas 5 ft.
.SAT...NW wind 25 kt. Seas 6 ft.

$$

PKZ185-220100-
Saint Matthew Island Waters-
340 AM AKDT Tue Sep 21 2021

...SMALL CRAFT ADVISORY THROUGH WEDNESDAY...

.TODAY...E of Saint Matthew Island, SW wind 25 kt. W of Saint
Matthew Island, SW wind 15 kt becoming N in the afternoon. Seas
5 ft.
.TONIGHT...NE wind 25 kt. Seas 7 ft.
.WED...NE wind 25 kt. Seas 8 ft.
.WED NIGHT...N wind 20 kt. Seas 7 ft.
.THU...SW wind 15 kt. Seas 5 ft.
.FRI THROUGH SAT...NW wind 25 kt. Seas 10 ft.

$$

481 
FZAK52 PAFC 212355
CWFALU

Coastal Waters Forecast
National Weather Service Anchorage Alaska
355 PM AKDT Tue Sep 21 2021

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.

PKZ199-221245-
355 PM AKDT Tue Sep 21 2021

.SYNOPSIS FOR SOUTHWEST ALASKA+BRISTOL BAY+THE ALASKA
PENINSULA WATERS AND THE ALEUTIAN ISLANDS...

Semisopochnoi Volcano 140 nm west of Adak is currently active.

A 977 mb low 310 nm south of Adak weakens and elongates as it 
moves to 230 nm south of Sand Point at 988 mb for Wed afternoon. 
This low strengthens as it continues to 160 nm south of Seward at 
977 mb for Thu afternoon. Its front sweeps along the Aleutians and
Alaska Peninsula then reaches the North Gulf Coast by Thu 
afternoon.

$$

PKZ150-221245-
South of the AK Peninsula Sitkinak to Castle Cape-
355 PM AKDT Tue Sep 21 2021

...GALE WARNING WEDNESDAY NIGHT...

.TONIGHT...W wind 20 kt. Seas 5 ft.
.WED...SE wind 20 kt becoming E 30 kt in the afternoon. Seas 8 ft
building to 11 ft after midnight. Rain.
.WED NIGHT...NE wind 35 kt. Seas 13 ft. Rain.
.THU AND THU NIGHT...NW wind 40 kt. Seas 16 ft.
.FRI...W wind 30 kt. Seas 11 ft.
.SAT...E wind 25 kt. Seas 7 ft.
.SUN...NW wind 35 kt. Seas 10 ft.

$$

PKZ155-221245-
South of the AK Peninsula Castle Cape to Cape Sarichef-
355 PM AKDT Tue Sep 21 2021

...SMALL CRAFT ADVISORY THROUGH WEDNESDAY NIGHT...

.TONIGHT...E wind 10 kt in the evening increasing to 25 kt. Seas 
5 ft building to 8 ft after midnight.
.WED...E wind 30 kt. Seas 8 ft building to 12 ft in the afternoon. 
Rain.
.WED NIGHT...N wind 30 kt. Seas 14 ft.
.THU AND THU NIGHT...NW wind 30 kt. Seas 14 ft.
.FRI...SW wind 25 kt. Seas 8 ft.
.SAT...N wind 40 kt. Seas 12 ft.
.SUN...NW wind 40 kt. Seas 12 ft.

$$

PKZ160-221245-
Bristol Bay-
355 PM AKDT Tue Sep 21 2021

.TONIGHT...NW wind 10 kt in the evening becoming variable less
than 10 kt. Seas 2 ft.
.WED...SE wind 10 kt becoming NE in the afternoon. Seas 4 ft.
.WED NIGHT...N wind 20 kt. Seas 6 ft.
.THU AND THU NIGHT...NW wind 30 kt. Seas 10 ft.
.FRI...W wind 25 kt. Seas 9 ft.
.SAT...NE wind 30 kt. Seas 7 ft.
.SUN...NW wind 30 kt. Seas 9 ft.

$$

PKZ165-221245-
Port Heiden to Cape Sarichef-
355 PM AKDT Tue Sep 21 2021

...SMALL CRAFT ADVISORY WEDNESDAY AND WEDNESDAY NIGHT...

.TONIGHT...NE wind 20 kt. Seas 5 ft.
.WED...NE wind 25 kt except NE 20 kt from Port Moller E. Seas 7 ft.
.WED NIGHT...N wind 30 kt. Seas 7 ft building to 12 ft after
midnight.
.THU AND THU NIGHT...NW wind 30 kt. Seas 13 ft.
.FRI...W wind 25 kt. Seas 6 ft.
.SAT...N wind 35 kt. Seas 7 ft.
.SUN...NW wind 35 kt. Seas 9 ft.

$$

PKZ170-221245-
Cape Sarichef to Nikolski Bering Side-
355 PM AKDT Tue Sep 21 2021

...SMALL CRAFT ADVISORY THROUGH WEDNESDAY NIGHT...

.TONIGHT...E 15 kt turning NE wind 30 kt after midnight. Seas 5 ft in
the evening building to 8 ft.
.WED...NE wind 30 kt. Seas 10 ft.
.WED NIGHT...N wind 30 kt. Seas 14 ft.
.THU...NW wind 25 kt. Seas 14 ft.
.THU NIGHT...SW wind 15 kt. Seas 9 ft.
.FRI...S wind 25 kt. Seas 8 ft.
.SAT THROUGH SUN...W wind 35 kt. Seas 12 ft.

$$

PKZ171-221245-
Unalaska Bay-
355 PM AKDT Tue Sep 21 2021

...SMALL CRAFT ADVISORY THROUGH WEDNESDAY NIGHT...

.TONIGHT...E wind 25 kt. Seas 3 ft.
.WED...NE wind 20 kt increasing to 30 kt in the afternoon. Seas 6 ft 
building to 9 ft in the afternoon.
.WED NIGHT...N wind 30 kt. Seas 10 ft.
.THU...NW wind 25 kt. Seas 10 ft.
.THU NIGHT...W wind 15 kt. Seas 2 ft.
.FRI...E wind 20 kt. Seas 3 ft.
.SAT THROUGH SUN...W wind 30 kt. Seas 4 ft.

$$

PKZ172-221245-
Cape Sarichef to Nikolski Pacific Side-
355 PM AKDT Tue Sep 21 2021

...GALE WARNING THROUGH WEDNESDAY...

.TONIGHT...E wind 35 kt. Seas 11 ft.
.WED...NE wind 35 kt. Seas 14 ft.
.WED NIGHT...N wind 30 kt. Seas 14 ft.
.THU...NW wind 30 kt. Seas 12 ft.
.THU NIGHT...W wind 20 kt. Seas 9 ft.
.FRI...E wind 30 kt. Seas 7 ft.
.SAT THROUGH SUN...NW wind 40 kt. Seas 10 ft.

$$

PKZ173-221245-
Nikolski to Seguam Island Bering Side-
355 PM AKDT Tue Sep 21 2021

...SMALL CRAFT ADVISORY THROUGH WEDNESDAY NIGHT...

.TONIGHT...E wind 30 kt. Seas 11 ft.
.WED...NE wind 30 kt. Seas 12 ft.
.WED NIGHT...N wind 25 kt. Seas 11 ft.
.THU...NW wind 15 kt. Seas 10 ft.
.THU NIGHT...SW wind 15 kt. Seas 7 ft.
.FRI...NW wind 25 kt. Seas 5 ft.
.SAT THROUGH SUN...W wind 30 kt. Seas 10 ft.

$$

PKZ174-221245-
Nikolski to Seguam Island Pacific Side-
355 PM AKDT Tue Sep 21 2021

...GALE WARNING THROUGH WEDNESDAY...

.TONIGHT...E wind 40 kt. Seas 15 ft. Rain.
.WED...NE wind 40 kt diminishing to 30 kt in the afternoon. Seas
17 ft.
.WED NIGHT...N wind 30 kt. Seas 15 ft.
.THU...NW wind 20 kt. Seas 11 ft.
.THU NIGHT...SW wind 15 kt. Seas 7 ft.
.FRI...NW wind 30 kt. Seas 8 ft.
.SAT...NW wind 35 kt. Seas 10 ft.
.SUN...W wind 30 kt. Seas 9 ft.

$$

PKZ175-221245-
Seguam Island to Adak Bering Side-
355 PM AKDT Tue Sep 21 2021

...SMALL CRAFT ADVISORY THROUGH WEDNESDAY NIGHT...

.TONIGHT...NE wind 30 kt. Seas 11 ft.
.WED...NE wind 30 kt. Seas 12 ft.
.WED NIGHT...N wind 20 kt. Seas 10 ft.
.THU AND THU NIGHT...W wind 15 kt. Seas 8 ft.
.FRI...W wind 30 kt. Seas 6 ft.
.SAT...NW wind 30 kt. Seas 10 ft.
.SUN...W wind 25 kt. Seas 9 ft.

$$

PKZ176-221245-
Seguam Island to Adak Pacific Side-
355 PM AKDT Tue Sep 21 2021

...GALE WARNING THROUGH WEDNESDAY...

.TONIGHT...NE wind 40 kt. Seas 17 ft.
.WED...NE wind 35 kt. Seas 17 ft.
.WED NIGHT...N wind 25 kt diminishing to 15 kt after midnight.
Seas 12 ft.
.THU AND THU NIGHT...SW wind 15 kt. Seas 8 ft.
.FRI...W wind 30 kt. Seas 10 ft.
.SAT...NW wind 35 kt. Seas 10 ft.
.SUN...W wind 25 kt. Seas 12 ft.

$$

PKZ177-221245-
Adak to Kiska-
355 PM AKDT Tue Sep 21 2021

...SMALL CRAFT ADVISORY THROUGH WEDNESDAY NIGHT...

.TONIGHT...NE wind 30 kt. Seas 12 ft.
.WED...NE wind 25 kt. Seas 11 ft.
.WED NIGHT...N wind 15 kt in the evening becoming variable 10 kt.
Seas 9 ft.
.THU AND THU NIGHT...W wind 15 kt. Seas 6 ft.
.FRI THROUGH SAT...W wind 30 kt. Seas 10 ft.
.SUN...SW wind 20 kt. Seas 10 ft.

$$

PKZ178-221245-
Kiska to Attu-
355 PM AKDT Tue Sep 21 2021

...SMALL CRAFT ADVISORY THROUGH WEDNESDAY...

.TONIGHT...NE wind 20 kt. Seas 9 ft.
.WED...E wind 15 kt. Seas 9 ft.
.WED NIGHT...S wind 15 kt. Seas 7 ft.
.THU...Variable wind 10 kt. Seas 6 ft.
.THU NIGHT...Variable wind 10 kt. Seas 5 ft.
.FRI...NW wind 25 kt. Seas 9 ft.
.SAT...SW wind 20 kt. Seas 8 ft.
.SUN...S wind 20 kt. Seas 10 ft.

$$

PKZ179-221245-
Pribilof Islands Near Shore Waters-
355 PM AKDT Tue Sep 21 2021

...SMALL CRAFT ADVISORY WEDNESDAY AND WEDNESDAY NIGHT...

.TONIGHT...E wind 15 kt. Seas 4 ft.
.WED...NE wind 25 kt. Seas 9 ft.
.WED NIGHT...N wind 25 kt. Seas 10 ft.
.THU...NW wind 20 kt. Seas 9 ft.
.THU NIGHT...Variable wind 10 kt. Seas 5 ft.
.FRI...SE wind 15 kt. Seas 5 ft.
.SAT...NW wind 30 kt. Seas 9 ft.
.SUN...W wind 25 kt. Seas 9 ft.

$$

PKZ180-221245-
Kuskokwim Delta and Etolin Strait-
355 PM AKDT Tue Sep 21 2021

...SMALL CRAFT ADVISORY THROUGH WEDNESDAY NIGHT...

.TONIGHT...NW wind 10 kt in the evening increasing to 25 kt. 
Seas 3 ft building to 6 ft after midnight.
.WED...N wind 25 kt. Seas 7 ft.
.WED NIGHT...N wind 30 kt. Seas 8 ft.
.THU AND THU NIGHT...NW wind 30 kt. Seas 9 ft.
.FRI...W wind 15 kt. Seas 4 ft.
.SAT...N wind 30 kt. Seas 6 ft.
.SUN...NW wind 30 kt. Seas 7 ft.

$$

PKZ181-221245-
North and West of Nunivak Island-
355 PM AKDT Tue Sep 21 2021

...SMALL CRAFT ADVISORY THROUGH WEDNESDAY NIGHT...

.TONIGHT...SW wind 30 kt in the evening becoming NW. Seas 8 ft.
.WED...N wind 25 kt. Seas 9 ft.
.WED NIGHT...N wind 25 kt. Seas 8 ft.
.THU...N wind 20 kt. Seas 7 ft.
.THU NIGHT...NW wind 15 kt. Seas 6 ft.
.FRI...SW wind 15 kt. Seas 5 ft.
.SAT THROUGH SUN...NW wind 25 kt. Seas 6 ft.

$$

PKZ185-221245-
Saint Matthew Island Waters-
355 PM AKDT Tue Sep 21 2021

...SMALL CRAFT ADVISORY WEDNESDAY...

.TONIGHT...N wind 20 kt. Seas 7 ft.
.WED...N wind 25 kt E of Saint Matthew Island...NE 20 kt W of Saint 
Matthew Island. Seas 8 ft.
.WED NIGHT...E of Saint Matthew Island, N wind 20 kt. W of Saint
Matthew Island, N wind 15 kt in the evening becoming variable 10 kt.
Seas 7 ft.
.THU AND THU NIGHT...SW wind 20 kt. Seas 5 ft.
.FRI THROUGH SAT...NW wind 25 kt. Seas 10 ft.
.SUN...W wind 20 kt. Seas 6 ft.

$$

222 
FZAK52 PAFC 221151
CWFALU

Coastal Waters Forecast
National Weather Service Anchorage Alaska
351 AM AKDT Wed Sep 22 2021

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.

PKZ199-230045-
351 AM AKDT Wed Sep 22 2021
.SYNOPSIS FOR SOUTHWEST ALASKA+BRISTOL BAY+THE ALASKA
PENINSULA WATERS AND THE ALEUTIAN ISLANDS...

Semisopochnoi Volcano 140 nm west of Adak is currently active.

A 985 mb low 470 nm southwest of Unalaska on Wed morning weakens 
and elongates as it moves to 340 nm south of Unalaska at 990 mb 
for Wed afternoon. A new 988 mb low develops 220 nm south of
Akhiok Wed night and strengthens as it moves into the Gulf. Its 
front sweeps along the Aleutians and Alaska Peninsula then reaches
the North Gulf Coast by Thu afternoon.

$$

PKZ150-230045-
South of the AK Peninsula Sitkinak to Castle Cape-
351 AM AKDT Wed Sep 22 2021

...SMALL CRAFT ADVISORY THROUGH THURSDAY...

.TODAY...SE wind 20 kt becoming E 30 kt in the afternoon. Seas 6
ft. Rain.
.TONIGHT...NE wind 30 kt. Seas 11 ft. Rain.
.THU...N wind 30 kt. Seas 13 ft.
.THU NIGHT...NW wind 35 kt. Seas 13 ft.
.FRI...W wind 30 kt. Seas 11 ft.
.SAT...NW wind 20 kt. Seas 6 ft.
.SUN...NW wind 25 kt. Seas 10 ft.

$$

PKZ155-230045-
South of the AK Peninsula Castle Cape to Cape Sarichef-
351 AM AKDT Wed Sep 22 2021

...GALE WARNING TODAY...

.TODAY...NE wind 35 kt. Seas 10 ft. Rain.
.TONIGHT...NE wind 30 kt. Seas 11 ft.
.THU...NW wind 30 kt. Seas 12 ft.
.THU NIGHT...NW wind 30 kt. Seas 11 ft.
.FRI...SW wind 20 kt. Seas 7 ft.
.SAT...N wind 20 kt. Seas 9 ft.
.SUN...NW wind 25 kt. Seas 10 ft.

$$

PKZ160-230045-
Bristol Bay-
351 AM AKDT Wed Sep 22 2021

...SMALL CRAFT ADVISORY THURSDAY...

.TODAY...S wind 10 kt becoming NE in the afternoon. Seas 2 foot.
.TONIGHT...N wind 20 kt. Seas 3 ft.
.THU...NW wind 25 kt. Seas 6 ft.
.THU NIGHT...NW wind 30 kt. Seas 8 ft.
.FRI...NW wind 25 kt. Seas 7 ft.
.SAT...N wind 15 kt. Seas 4 ft.
.SUN...NW wind 20 kt. Seas 7 ft.

$$

PKZ165-230045-
Port Heiden to Cape Sarichef-
351 AM AKDT Wed Sep 22 2021

...SMALL CRAFT ADVISORY THROUGH THURSDAY...

.TODAY...NE wind 25 kt except NE 20 kt from Port Moller E. Seas
5 ft.
.TONIGHT...N wind 30 kt. Seas 11 ft.
.THU...N wind 30 kt. Seas 11 ft.
.THU NIGHT...NW wind 30 kt. Seas 10 ft.
.FRI THROUGH SAT...N wind 15 kt. Seas 7 ft.
.SUN...NW wind 25 kt. Seas 9 ft.

$$

PKZ170-230045-
Cape Sarichef to Nikolski Bering Side-
351 AM AKDT Wed Sep 22 2021

...SMALL CRAFT ADVISORY THROUGH THURSDAY...

.TODAY...NE wind 30 kt. Seas 9 ft.
.TONIGHT...N wind 30 kt. Seas 10 ft.
.THU...N wind 25 kt. Seas 10 ft.
.THU NIGHT...SW wind 15 kt. Seas 7 ft.
.FRI...E wind 15 kt. Seas 5 ft.
.SAT...NW wind 25 kt. Seas 7 ft.
.SUN...W wind 25 kt. Seas 9 ft.

$$

PKZ171-230045-
Unalaska Bay-
351 AM AKDT Wed Sep 22 2021

...SMALL CRAFT ADVISORY THROUGH TONIGHT...

.TODAY...NE wind 30 kt. Seas 5 ft building to 8 ft in the
afternoon.
.TONIGHT...N wind 30 kt. Seas 9 ft.
.THU...NW wind 20 kt. Seas 7 ft.
.THU NIGHT...SW wind 15 kt. Seas 2 ft.
.FRI...NE wind 10 kt. Seas 3 ft.
.SAT...NW wind 15 kt. Seas 2 ft.
.SUN...W wind 20 kt. Seas 5 ft.

$$

PKZ172-230045-
Cape Sarichef to Nikolski Pacific Side-
351 AM AKDT Wed Sep 22 2021

...GALE WARNING TODAY...

.TODAY...NE wind 35 kt. Seas 12 ft.
.TONIGHT...N wind 30 kt. Seas 13 ft.
.THU...N wind 30 kt. Seas 11 ft.
.THU NIGHT...W wind 15 kt. Seas 8 ft.
.FRI...W wind 15 kt. Seas 6 ft.
.SAT...NW wind 20 kt. Seas 10 ft.
.SUN...W wind 25 kt. Seas 10 ft.

$$

PKZ173-230045-
Nikolski to Seguam Island Bering Side-
351 AM AKDT Wed Sep 22 2021

...SMALL CRAFT ADVISORY THROUGH TONIGHT...

.TODAY...NE wind 30 kt. Seas 11 ft.
.TONIGHT...N wind 25 kt. Seas 10 ft.
.THU...N wind 15 kt becoming SW in the afternoon. Seas 7 ft.
.THU NIGHT...SW wind 15 kt. Seas 7 ft.
.FRI...W wind 20 kt. Seas 4 ft.
.SAT...NW wind 25 kt. Seas 10 ft.
.SUN...SW wind 20 kt. Seas 10 ft.

$$

PKZ174-230045-
Nikolski to Seguam Island Pacific Side-
351 AM AKDT Wed Sep 22 2021

...GALE WARNING TODAY...

.TODAY...NE wind 40 kt. Seas 16 ft.
.TONIGHT...N wind 30 kt. Seas 15 ft.
.THU...N wind 15 kt in the morning becoming variable 10 kt. Seas
10 ft.
.THU NIGHT...SW wind 15 kt. Seas 7 ft.
.FRI THROUGH SAT...NW wind 25 kt. Seas 8 ft.
.SUN...SW wind 25 kt. Seas 9 ft.

$$

PKZ175-230045-
Seguam Island to Adak Bering Side-
351 AM AKDT Wed Sep 22 2021

...SMALL CRAFT ADVISORY THROUGH TONIGHT...

.TODAY...NE wind 30 kt. Seas 11 ft.
.TONIGHT...NE wind 20 kt. Seas 9 ft.
.THU...SW wind 15 kt. Seas 7 ft.
.THU NIGHT...W wind 15 kt. Seas 6 ft.
.FRI...W wind 20 kt. Seas 5 ft.
.SAT...NW wind 30 kt. Seas 9 ft.
.SUN...S wind 20 kt. Seas 9 ft.

$$

PKZ176-230045-
Seguam Island to Adak Pacific Side-
351 AM AKDT Wed Sep 22 2021

...GALE WARNING TODAY...

.TODAY...NE wind 35 kt. Seas 17 ft.
.TONIGHT...N wind 25 kt diminishing to 15 kt after midnight. Seas
12 ft.
.THU...SW wind 15 kt. Seas 8 ft.
.THU NIGHT...SW wind 15 kt. Seas 7 ft.
.FRI...W wind 20 kt. Seas 7 ft.
.SAT...W wind 25 kt. Seas 9 ft.
.SUN...S wind 25 kt. Seas 12 ft.

$$

PKZ177-230045-
Adak to Kiska-
351 AM AKDT Wed Sep 22 2021

...SMALL CRAFT ADVISORY THROUGH TONIGHT...

.TODAY...NE wind 25 kt. Seas 12 ft.
.TONIGHT...N wind 15 kt in the evening becoming variable 10 kt.
Seas 9 ft.
.THU...SW wind 15 kt. Seas 7 ft.
.THU NIGHT...W wind 15 kt. Seas 5 ft.
.FRI...NW wind 20 kt. Seas 7 ft.
.SAT...NW wind 25 kt. Seas 8 ft.
.SUN...SE wind 25 kt. Seas 10 ft.

$$

PKZ178-230045-
Kiska to Attu-
351 AM AKDT Wed Sep 22 2021

...SMALL CRAFT ADVISORY TODAY...

.TODAY...E wind 15 kt. Seas 9 ft.
.TONIGHT...S wind 15 kt. Seas 7 ft.
.THU...SW wind 15 kt. Seas 6 ft.
.THU NIGHT...Variable wind 10 kt. Seas 5 ft.
.FRI...NW wind 15 kt. Seas 6 ft.
.SAT...E wind 25 kt. Seas 7 ft.
.SUN...SE wind 30 kt. Seas 10 ft.

$$

PKZ179-230045-
Pribilof Islands Near Shore Waters-
351 AM AKDT Wed Sep 22 2021

...SMALL CRAFT ADVISORY THROUGH TONIGHT...

.TODAY...NE wind 25 kt. Seas 7 ft.
.TONIGHT...N wind 25 kt. Seas 8 ft.
.THU...N wind 15 kt. Seas 7 ft.
.THU NIGHT...Variable wind 10 kt. Seas 5 ft.
.FRI...S wind 15 kt. Seas 4 ft.
.SAT...NW wind 25 kt. Seas 9 ft.
.SUN...W wind 25 kt. Seas 9 ft.

$$

PKZ180-230045-
Kuskokwim Delta and Etolin Strait-
351 AM AKDT Wed Sep 22 2021

...SMALL CRAFT ADVISORY THROUGH THURSDAY...

.TODAY...N wind 25 kt. Seas 6 ft.
.TONIGHT...N wind 30 kt. Seas 8 ft.
.THU...NW wind 30 kt. Seas 8 ft.
.THU NIGHT...NW wind 25 kt. Seas 7 ft.
.FRI THROUGH SAT...N wind 15 kt. Seas 5 ft.
.SUN...NW wind 20 kt. Seas 7 ft.

$$

PKZ181-230045-
North and West of Nunivak Island-
351 AM AKDT Wed Sep 22 2021

...SMALL CRAFT ADVISORY THROUGH TONIGHT...

.TODAY...N wind 25 kt. Seas 8 ft.
.TONIGHT...N wind 25 kt. Seas 8 ft.
.THU...N wind 20 kt. Seas 6 ft.
.THU NIGHT...NW wind 15 kt. Seas 4 ft.
.FRI...SW wind 15 kt. Seas 4 ft.
.SAT...SW wind 20 kt. Seas 7 ft.
.SUN...W wind 20 kt. Seas 6 ft.

$$

PKZ185-230045-
Saint Matthew Island Waters-
351 AM AKDT Wed Sep 22 2021

...SMALL CRAFT ADVISORY TODAY...

.TODAY...N wind 25 kt E of Saint Matthew Island...NE 20 kt W of
Saint Matthew Island. Seas 7 ft.
.TONIGHT...E of Saint Matthew Island, N wind 20 kt. W of Saint
Matthew Island, N wind 15 kt in the evening becoming variable 10
kt. Seas 6 ft.
.THU...SW wind 20 kt. Seas 4 ft.
.THU NIGHT...SW wind 20 kt. Seas 5 ft.
.FRI THROUGH SAT...NW wind 25 kt. Seas 8 ft.
.SUN...SW wind 20 kt. Seas 6 ft.

$$

787 
FZAK52 PAFC 222349
CWFALU

Coastal Waters Forecast
National Weather Service Anchorage Alaska
349 PM AKDT Wed Sep 22 2021

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.

PKZ199-231245-
349 PM AKDT Wed Sep 22 2021

.SYNOPSIS FOR SOUTHWEST ALASKA+BRISTOL BAY+THE ALASKA
PENINSULA WATERS AND THE ALEUTIAN ISLANDS...

Semisopochnoi Volcano 140 nm west of Adak is currently active.

A 989 mb low 365 nm south of Dutch Harbor merges with a low in the 
Gulf for Thu afternoon. High pressure over the Bering dissipates Fri 
morning. A 1006 mb North Pacific low and its front track south of 
the Aleutians through Fri afternoon. A 1014 mb low moves over Saint 
Matthew Island at 1001 mb by Fri afternoon.

$$

PKZ150-231245-
South of the AK Peninsula Sitkinak to Castle Cape-
349 PM AKDT Wed Sep 22 2021

...SMALL CRAFT ADVISORY THROUGH THURSDAY NIGHT...

.TONIGHT...NE wind 15 kt in the evening increasing to 30 kt. 
Seas 11 ft. Rain.
.THU...N wind 30 kt. Seas 13 ft. Rain.
.THU NIGHT...NW wind 30 kt. Seas 13 ft.
.FRI...W wind 30 kt. Seas 11 ft.
.FRI NIGHT...NW wind 15 kt. Seas 6 ft.
.SAT...NW wind 20 kt. Seas 6 ft.
.SUN...NW wind 25 kt. Seas 10 ft.
.MON...W wind 25 kt. Seas 11 ft.

$$

PKZ155-231245-
South of the AK Peninsula Castle Cape to Cape Sarichef-
349 PM AKDT Wed Sep 22 2021

...SMALL CRAFT ADVISORY THROUGH THURSDAY NIGHT...

.TONIGHT...NE wind 15 kt in the evening increasing to 30 kt. 
Seas 11 ft.
.THU...NW wind 30 kt. Seas 12 ft.
.THU NIGHT...NW wind 25 kt becoming W 15 kt after midnight. From
the Shumagin Islands E, NW wind 30 kt. Seas 11 ft.
.FRI...W wind 20 kt. Seas 7 ft.
.FRI NIGHT...NE wind 15 kt. Seas 5 ft.
.SAT...NW wind 20 kt. Seas 9 ft.
.SUN...NW wind 25 kt. Seas 10 ft.
.MON...SW wind 20 kt. Seas 10 ft.

$$

PKZ160-231245-
Bristol Bay-
349 PM AKDT Wed Sep 22 2021

...SMALL CRAFT ADVISORY THURSDAY AND THURSDAY NIGHT...

.TONIGHT...N wind 10 kt in the evening increasing to 20 kt.
Seas 3 ft.
.THU...N wind 25 kt. Seas 6 ft.
.THU NIGHT...NW wind 30 kt. Seas 8 ft.
.FRI...NW wind 20 kt. Seas 7 ft.
.FRI NIGHT...N wind 10 kt. Seas 3 ft.
.SAT...N wind 15 kt. Seas 4 ft.
.SUN...NW wind 20 kt. Seas 7 ft.
.MON...NE wind 20 kt. Seas 7 ft.

$$

PKZ165-231245-
Port Heiden to Cape Sarichef-
349 PM AKDT Wed Sep 22 2021

...SMALL CRAFT ADVISORY THROUGH THURSDAY NIGHT...

.TONIGHT...N wind 20 kt in the evening increasing to 30 kt. 
Seas 11 ft. 
.THU...N wind 30 kt. Seas 11 ft.
.THU NIGHT...NW wind 20 kt. From Port Moller E, NW wind 30 kt
diminishing to 20 kt after midnight. Seas 10 ft.
.FRI...NW wind 15 kt. Seas 6 ft.
.FRI NIGHT...Variable wind 10 kt. Seas 4 ft.
.SAT...NW wind 15 kt. Seas 7 ft.
.SUN...NW wind 25 kt. Seas 9 ft.
.MON...S wind 15 kt. Seas 9 ft.

$$

PKZ170-231245-
Cape Sarichef to Nikolski Bering Side-
349 PM AKDT Wed Sep 22 2021

...SMALL CRAFT ADVISORY THROUGH THURSDAY...

.TONIGHT...N wind 30 kt. Seas 10 ft.
.THU...N wind 25 kt. Seas 10 ft.
.THU NIGHT...Variable wind 10 kt. Seas 7 ft.
.FRI...Variable wind 10 kt. Seas 5 ft.
.FRI NIGHT...Variable wind 10 kt. Seas 3 ft.
.SAT THROUGH SUN...W wind 25 kt. Seas 9 ft.
.MON...S wind 25 kt. Seas 7 ft.

$$

PKZ171-231245-
Unalaska Bay-
349 PM AKDT Wed Sep 22 2021

...SMALL CRAFT ADVISORY THROUGH THURSDAY...

.TONIGHT...N wind 30 kt. Seas 9 ft.
.THU...N wind 25 kt becoming NW 15 kt in the afternoon. Seas 10 ft
subsiding to 5 ft in the afternoon.
.THU NIGHT...NW wind 10 kt in the evening becoming variable less
than 10 kt. Seas 3 ft.
.FRI...Variable wind less than 10 kt. Seas 2 ft.
.FRI NIGHT...NW wind 10 kt. Seas 3 ft.
.SAT...W wind 15 kt. Seas 3 ft.
.SUN...W wind 20 kt. Seas 5 ft.
.MON...S wind 15 kt. Seas 2 ft.

$$

PKZ172-231245-
Cape Sarichef to Nikolski Pacific Side-
349 PM AKDT Wed Sep 22 2021

...SMALL CRAFT ADVISORY THROUGH THURSDAY NIGHT...

.TONIGHT...N wind 30 kt. Seas 13 ft.
.THU...N wind 30 kt. Seas 11 ft.
.THU NIGHT...NW wind 15 kt. Seas 8 ft.
.FRI...Variable wind 10 kt. Seas 6 ft.
.FRI NIGHT...N wind 15 kt. Seas 4 ft.
.SAT THROUGH SUN...W wind 25 kt. Seas 10 ft.
.MON...SW wind 30 kt. Seas 8 ft.

$$

PKZ173-231245-
Nikolski to Seguam Island Bering Side-
349 PM AKDT Wed Sep 22 2021

...SMALL CRAFT ADVISORY TONIGHT...

.TONIGHT...N wind 25 kt. Seas 10 ft.
.THU...N wind 15 kt in the morning becoming variable 10 kt. Seas
7 ft.
.THU NIGHT...S wind 15 kt. Seas 7 ft.
.FRI...W wind 15 kt. Seas 5 ft.
.FRI NIGHT...NW wind 25 kt. Seas 5 ft.
.SAT...NW wind 25 kt. Seas 12 ft.
.SUN...SW wind 20 kt. Seas 10 ft.
.MON...SW wind 25 kt. Seas 8 ft.

$$

PKZ174-231245-
Nikolski to Seguam Island Pacific Side-
349 PM AKDT Wed Sep 22 2021

...SMALL CRAFT ADVISORY THROUGH THURSDAY...

.TONIGHT...N wind 30 kt. Seas 15 ft.
.THU...N wind 20 kt in the morning becoming variable 10 kt. Seas
10 ft.
.THU NIGHT...SW wind 15 kt. Seas 7 ft. Rain.
.FRI...W wind 15 kt. Seas 5 ft.
.FRI NIGHT...NW wind 20 kt. Seas 6 ft.
.SAT...NW wind 25 kt. Seas 10 ft.
.SUN...SW wind 25 kt. Seas 9 ft.
.MON...SW wind 30 kt. Seas 12 ft.

$$

PKZ175-231245-
Seguam Island to Adak Bering Side-
349 PM AKDT Wed Sep 22 2021

...SMALL CRAFT ADVISORY TONIGHT...

.TONIGHT...NE wind 20 kt. Seas 9 ft.
.THU...SW wind 15 kt. Seas 7 ft.
.THU NIGHT...SW wind 15 kt. Seas 6 ft.
.FRI...NW wind 15 kt. Seas 5 ft.
.FRI NIGHT...NW wind 25 kt. Seas 6 ft.
.SAT...NW wind 25 kt. Seas 9 ft.
.SUN...S wind 20 kt. Seas 9 ft.
.MON...SW wind 30 kt. Seas 8 ft.

$$

PKZ176-231245-
Seguam Island to Adak Pacific Side-
349 PM AKDT Wed Sep 22 2021

...SMALL CRAFT ADVISORY THROUGH THURSDAY...

.TONIGHT...N wind 25 kt diminishing to 15 kt after midnight. Seas
12 ft.
.THU...SW wind 15 kt. Seas 8 ft.
.THU NIGHT...SW wind 15 kt. Seas 7 ft. Rain.
.FRI...W wind 15 kt. Seas 5 ft.
.FRI NIGHT...W wind 20 kt. Seas 7 ft.
.SAT...NW wind 20 kt. Seas 8 ft.
.SUN...S wind 25 kt. Seas 12 ft.
.MON...SW wind 30 kt. Seas 12 ft.

$$

PKZ177-231245-
Adak to Kiska-
349 PM AKDT Wed Sep 22 2021

...SMALL CRAFT ADVISORY TONIGHT...

.TONIGHT...N wind 15 kt in the evening becoming variable 10 kt.
Seas 9 ft.
.THU...SW wind 15 kt. Seas 7 ft.
.THU NIGHT...SW wind 15 kt. Seas 5 ft.
.FRI...NW wind 15 kt. Seas 4 ft.
.FRI NIGHT...NW wind 20 kt. Seas 7 ft.
.SAT...W wind 20 kt. Seas 8 ft.
.SUN...SE wind 25 kt. Seas 10 ft.
.MON...SW wind 30 kt. Seas 10 ft.

$$

PKZ178-231245-
Kiska to Attu-
349 PM AKDT Wed Sep 22 2021

.TONIGHT...S wind 15 kt. Seas 7 ft.
.THU...W wind 15 kt. Seas 6 ft.
.THU NIGHT...Variable wind 10 kt. Seas 5 ft.
.FRI AND FRI NIGHT...NW wind 15 kt. Seas 7 ft.
.SAT...SE wind 25 kt. Seas 6 ft.
.SUN...SE wind 30 kt. Seas 10 ft.
.MON...W wind 25 kt. Seas 9 ft.

$$

PKZ179-231245-
Pribilof Islands Near Shore Waters-
349 PM AKDT Wed Sep 22 2021

...SMALL CRAFT ADVISORY TONIGHT...

.TONIGHT...N wind 25 kt. Seas 8 ft.
.THU...N wind 20 kt in the morning becoming variable 10 kt. Seas
7 ft.
.THU NIGHT...Variable wind 10 kt. Seas 5 ft.
.FRI...S wind 15 kt. Seas 4 ft.
.FRI NIGHT...SW wind 20 kt. Seas 5 ft.
.SAT THROUGH SUN...W wind 25 kt. Seas 9 ft.
.MON...SE wind 20 kt. Seas 6 ft.

$$

PKZ180-231245-
Kuskokwim Delta and Etolin Strait-
349 PM AKDT Wed Sep 22 2021

...SMALL CRAFT ADVISORY THROUGH THURSDAY NIGHT...

.TONIGHT...N wind 30 kt. Seas 8 ft.
.THU...N wind 30 kt. Seas 8 ft.
.THU NIGHT...NW wind 25 kt. Seas 7 ft.
.FRI...NW wind 15 kt. Seas 4 ft.
.FRI NIGHT...E wind 15 kt. Seas 3 ft.
.SAT...NW wind 15 kt. Seas 6 ft.
.SUN...NW wind 20 kt. Seas 7 ft.
.MON...SE wind 20 kt. Seas 7 ft.

$$

PKZ181-231245-
North and West of Nunivak Island-
349 PM AKDT Wed Sep 22 2021

...SMALL CRAFT ADVISORY TONIGHT...

.TONIGHT...N wind 25 kt. Seas 8 ft.
.THU...N wind 20 kt. Seas 6 ft.
.THU NIGHT...NW wind 15 kt. Seas 4 ft.
.FRI...SW wind 20 kt. Seas 5 ft.
.FRI NIGHT...SE wind 20 kt. Seas 5 ft.
.SAT...SW wind 20 kt. Seas 7 ft.
.SUN...W wind 20 kt. Seas 6 ft.
.MON...SE wind 20 kt. Seas 6 ft.

$$

PKZ185-231245-
Saint Matthew Island Waters-
349 PM AKDT Wed Sep 22 2021

...SMALL CRAFT ADVISORY THURSDAY AND THURSDAY NIGHT...

.TONIGHT...N wind 20 kt. Seas 6 ft.
.THU...NW wind 15 kt E of Saint Matthew Island...SW 25 kt W of Saint
Matthew Island. Seas 4 ft.
.THU NIGHT...SW wind 25 kt. Seas 5 ft.
.FRI...W wind 25 kt. Seas 7 ft.
.FRI NIGHT...NW wind 30 kt. Seas 10 ft.
.SAT...NW wind 30 kt. Seas 9 ft.
.SUN...SW wind 20 kt. Seas 6 ft.
.MON...E wind 20 kt. Seas 7 ft.

$$