Alert archive / Alaska / Small Craft Advisories in 2021

Small Craft Advisory 403, NWS Anchorage, AK

May 20, 2021

NWS Anchorage, AK issued this small craft advisory at May 20, 2021, 3:44 AM AKDT. It was in force for 24 hr.

The area

The counties it named.

The facts

Issued: May 20, 2021, 3:44 AM AKDT (11:44 UTC)
Expired: May 21, 2021, 3:24 AM AKDT
In force: 24 hr
Issued by: NWS Anchorage, AK

The text

As transmitted.

999 
FZAK52 PAFC 201144
CWFALU

Coastal Waters Forecast
National Weather Service Anchorage Alaska
344 AM AKDT Thu May 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.

PKZ199-210100-
344 AM AKDT Thu May 20 2021
.SYNOPSIS FOR SOUTHWEST ALASKA+BRISTOL BAY+THE ALASKA
PENINSULA WATERS AND THE ALEUTIAN ISLANDS...

A 986 mb low 245 nm southeast of Dutch Harbor moves to 230 nm east
of Chignik at 1001 mb Fri afternoon and then exits to the Gulf. A
998 mb low at 370 nm northwest of Attu Island Fri morning moves 
to 35 nm northwest of Shemya Fri night which will begin to phase
with another 1000 mb low moving north over the North Pacific. 

$$

PKZ150-210100-
South of the AK Peninsula Sitkinak to Castle Cape-
344 AM AKDT Thu May 20 2021

...SMALL CRAFT ADVISORY THROUGH FRIDAY...

.TODAY...E wind 25 kt. Seas 10 ft. Rain.
.TONIGHT...S wind 20 kt. Seas 9 ft. Rain.
.FRI...Variable wind 10 kt. Seas 10 ft.
.FRI NIGHT...NW wind 20 kt. Seas 8 ft.
.SAT...W wind 20 kt. Seas 7 ft.
.SUN...S wind 15 kt. Seas 5 ft.
.MON...SE wind 25 kt. Seas 7 ft.

$$

PKZ155-210100-
South of the AK Peninsula Castle Cape to Cape Sarichef-
344 AM AKDT Thu May 20 2021

...SMALL CRAFT ADVISORY THROUGH FRIDAY...

.TODAY...NE wind 20 kt. Seas 8 ft. Rain.
.TONIGHT...NW wind 25 kt. From the Shumagin Islands E, S wind 20
kt in the evening becoming variable 10 kt. Seas 8 ft. Rain.
.FRI...NW wind 25 kt except W 20 kt from the Shumagin Islands E.
Seas 8 ft.
.FRI NIGHT...NW wind 20 kt. Seas 8 ft.
.SAT...SW wind 20 kt. Seas 6 ft.
.SUN THROUGH MON...SE wind 25 kt. Seas 10 ft.

$$

PKZ160-210100-
Bristol Bay-
344 AM AKDT Thu May 20 2021

...SMALL CRAFT ADVISORY THROUGH TONIGHT...

.TODAY...E wind 25 kt. Seas 6 ft. Rain.
.TONIGHT...NE wind 25 kt. Seas 4 ft. Rain.
.FRI...SE wind 15 kt becoming W in the afternoon. Seas 4 ft.
.FRI NIGHT...W wind 20 kt. Seas 7 ft.
.SAT...SW wind 15 kt. Seas 5 ft.
.SUN...E wind 15 kt. Seas 3 ft.
.MON...E wind 20 kt. Seas 3 ft.

$$

PKZ165-210100-
Port Heiden to Cape Sarichef-
344 AM AKDT Thu May 20 2021

...SMALL CRAFT ADVISORY THROUGH FRIDAY...

.TODAY...NE wind 25 kt. Seas 7 ft.
.TONIGHT...N wind 25 kt except N 20 kt from Port Moller E. Seas
8 ft. Rain.
.FRI...W wind 25 kt. Seas 7 ft.
.FRI NIGHT...W wind 20 kt. Seas 7 ft.
.SAT...S wind 20 kt. Seas 5 ft.
.SUN THROUGH MON...E wind 25 kt. Seas 6 ft.

$$

PKZ170-210100-
Cape Sarichef to Nikolski Bering Side-
344 AM AKDT Thu May 20 2021

...GALE WARNING TODAY...

.TODAY...N wind 35 kt. Seas 13 ft. Rain.
.TONIGHT...NW wind 30 kt. Seas 11 ft.
.FRI...NW wind 25 kt. Seas 8 ft.
.FRI NIGHT...W wind 20 kt. Seas 5 ft.
.SAT THROUGH SUN...SE wind 30 kt. Seas 9 ft.
.MON...E wind 25 kt. Seas 8 ft.

$$

PKZ171-210100-
Unalaska Bay-
344 AM AKDT Thu May 20 2021

...SMALL CRAFT ADVISORY THROUGH TONIGHT...

.TODAY...NW wind 25 kt. Seas 9 ft. Rain.
.TONIGHT...NW wind 30 kt. Seas 11 ft. Rain.
.FRI...W wind 20 kt. Seas 3 ft.
.FRI NIGHT...W wind 15 kt. Seas 2 ft.
.SAT THROUGH SUN...SE wind 20 kt. Seas 3 ft.
.MON...E wind 15 kt. Seas 2 ft.

$$

PKZ172-210100-
Cape Sarichef to Nikolski Pacific Side-
344 AM AKDT Thu May 20 2021

...SMALL CRAFT ADVISORY THROUGH FRIDAY...

.TODAY...N wind 30 kt. Seas 8 ft.
.TONIGHT...NW wind 30 kt. Seas 10 ft.
.FRI...NW wind 30 kt. Seas 9 ft.
.FRI NIGHT...W wind 20 kt. Seas 6 ft.
.SAT THROUGH SUN...SE wind 30 kt. Seas 10 ft.
.MON...SE wind 20 kt. Seas 10 ft.

$$

PKZ173-210100-
Nikolski to Seguam Island Bering Side-
344 AM AKDT Thu May 20 2021

...GALE WARNING TODAY...

.TODAY...NW wind 35 kt. Seas 13 ft.
.TONIGHT...NW wind 25 kt. Seas 10 ft.
.FRI...NW wind 20 kt. Seas 7 ft.
.FRI NIGHT...S wind 15 kt. Seas 5 ft.
.SAT THROUGH SUN...SE wind 30 kt. Seas 10 ft.
.MON...SE wind 20 kt. Seas 8 ft.

$$

PKZ174-210100-
Nikolski to Seguam Island Pacific Side-
344 AM AKDT Thu May 20 2021

...GALE WARNING TODAY...

.TODAY...NW wind 40 kt. Seas 15 ft.
.TONIGHT...NW wind 30 kt. Seas 11 ft.
.FRI...NW wind 20 kt. Seas 7 ft.
.FRI NIGHT...S wind 15 kt. Seas 5 ft.
.SAT THROUGH SUN...SE wind 30 kt. Seas 11 ft.
.MON...S wind 20 kt. Seas 9 ft.

$$

PKZ175-210100-
Seguam Island to Adak Bering Side-
344 AM AKDT Thu May 20 2021

...SMALL CRAFT ADVISORY THROUGH TONIGHT...

.TODAY...NW wind 30 kt. Seas 10 ft.
.TONIGHT...W wind 20 kt. Seas 8 ft.
.FRI...W wind 15 kt. Seas 5 ft.
.FRI NIGHT...S wind 20 kt. Seas 5 ft.
.SAT...SE wind 30 kt. Seas 10 ft.
.SUN...SE wind 20 kt. Seas 7 ft.
.MON...NW wind 15 kt. Seas 7 ft.

$$

PKZ176-210100-
Seguam Island to Adak Pacific Side-
344 AM AKDT Thu May 20 2021

...SMALL CRAFT ADVISORY THROUGH TONIGHT...

.TODAY...NW wind 30 kt. Seas 10 ft.
.TONIGHT...W wind 20 kt. Seas 8 ft.
.FRI...W wind 15 kt. Seas 5 ft.
.FRI NIGHT...S wind 20 kt. Seas 5 ft.
.SAT...S wind 30 kt. Seas 12 ft.
.SUN...S wind 20 kt. Seas 10 ft.
.MON...SW wind 20 kt. Seas 10 ft.

$$

PKZ177-210100-
Adak to Kiska-
344 AM AKDT Thu May 20 2021

.TODAY...W wind 15 kt. Seas 6 ft.
.TONIGHT...W wind 15 kt. Seas 6 ft.
.FRI...S wind 15 kt. Seas 5 ft.
.FRI NIGHT...SE wind 25 kt. Seas 7 ft.
.SAT...S wind 25 kt. Seas 11 ft.
.SUN THROUGH MON...W wind 25 kt. Seas 11 ft.

$$

PKZ178-210100-
Kiska to Attu-
344 AM AKDT Thu May 20 2021

...SMALL CRAFT ADVISORY TODAY...

.TODAY...W wind 25 kt. Seas 8 ft.
.TONIGHT...W wind 15 kt. Seas 7 ft.
.FRI...S wind 20 kt. Seas 6 ft.
.FRI NIGHT...S wind 25 kt. Seas 8 ft.
.SAT...SW wind 30 kt. Seas 15 ft.
.SUN...W wind 30 kt. Seas 15 ft.
.MON...NW wind 25 kt. Seas 11 ft.

$$

PKZ179-210100-
Pribilof Islands Near Shore Waters-
344 AM AKDT Thu May 20 2021

...SMALL CRAFT ADVISORY TODAY...

.TODAY...N wind 30 kt. Seas 9 ft.
.TONIGHT...NW wind 20 kt. Seas 7 ft.
.FRI...NW wind 20 kt. Seas 6 ft.
.FRI NIGHT...W wind 15 kt. Seas 5 ft.
.SAT THROUGH MON...E wind 25 kt. Seas 9 ft.

$$

PKZ180-210100-
Kuskokwim Delta and Etolin Strait-
344 AM AKDT Thu May 20 2021

...SMALL CRAFT ADVISORY THROUGH TONIGHT...

.TODAY...NE wind 25 kt. Seas 7 ft. Rain.
.TONIGHT...N wind 25 kt diminishing to 15 kt after midnight. Seas
6 ft. Rain.
.FRI...NW wind 20 kt. Seas 6 ft.
.FRI NIGHT...W wind 20 kt. Seas 6 ft.
.SAT...S wind 20 kt. Seas 4 ft.
.SUN THROUGH MON...E wind 25 kt. Seas 7 ft.

$$

PKZ181-210100-
North and West of Nunivak Island-
344 AM AKDT Thu May 20 2021

.TODAY...N wind 20 kt. Seas 6 ft.
.TONIGHT...N wind 15 kt. Seas 3 ft.
.FRI...NW wind 20 kt. Seas 4 ft.
.FRI NIGHT...W wind 20 kt. Seas 4 ft.
.SAT...S wind 20 kt. Seas 4 ft.
.SUN THROUGH MON...E wind 25 kt. Seas 8 ft.

$$

PKZ185-210100-
Saint Matthew Island Waters-
344 AM AKDT Thu May 20 2021

...SMALL CRAFT ADVISORY TODAY...

.TODAY...E of Saint Matthew Island, N wind 25 kt diminishing to
15 kt in the afternoon. W of Saint Matthew Island, SE wind 25 kt.
Seas 5 ft.
.TONIGHT...W wind 20 kt. Seas 5 ft.
.FRI...NW wind 20 kt. Seas 6 ft.
.FRI NIGHT...SW wind 20 kt. Seas 5 ft.
.SAT THROUGH SUN...NE wind 30 kt. Seas 11 ft.
.MON...NE wind 25 kt. Seas 9 ft.

$$

2 follow-up statements

478 
FZAK52 PAFC 202359
CWFALU

Coastal Waters Forecast
National Weather Service Anchorage Alaska
359 PM AKDT Thu May 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-
359 PM AKDT Thu May 20 2021
.SYNOPSIS FOR SOUTHWEST ALASKA+BRISTOL BAY+THE ALASKA
PENINSULA WATERS AND THE ALEUTIAN ISLANDS...

A 992 mb low 75 nm southeast of Chignik moves into the 
southwestern Gulf Fri afternoon. A 988 low 100 nm west of Attu
Island Fri evening moves to 125 nm west of Adak at 986 mb Sat 
afternoon.

$$

PKZ150-211245-
South of the AK Peninsula Sitkinak to Castle Cape-
359 PM AKDT Thu May 20 2021

...SMALL CRAFT ADVISORY THROUGH FRIDAY NIGHT...

.TONIGHT...S wind 20 kt. Seas 9 ft. Rain.
.FRI...Variable wind 10 kt. Seas 9 ft.
.FRI NIGHT...NW wind 20 kt. Seas 8 ft.
.SAT...NW wind 20 kt. Seas 7 ft.
.SAT NIGHT...Variable wind 10 kt. Seas 5 ft.
.SUN...S wind 15 kt. Seas 4 ft.
.MON...SE wind 25 kt. Seas 7 ft.
.TUE...SE wind 20 kt. Seas 9 ft.

$$

PKZ155-211245-
South of the AK Peninsula Castle Cape to Cape Sarichef-
359 PM AKDT Thu May 20 2021

...SMALL CRAFT ADVISORY THROUGH FRIDAY NIGHT...

.TONIGHT...NW wind 25 kt. From the Shumagin Islands E, S wind 20
kt in the evening becoming variable 10 kt. Seas 8 ft. Rain.
.FRI...NW wind 25 kt except W 20 kt from the Shumagin Islands E.
Seas 8 ft.
.FRI NIGHT...NW wind 20 kt. Seas 8 ft.
.SAT...W wind 15 kt. Seas 7 ft.
.SAT NIGHT...S wind 20 kt. Seas 4 ft.
.SUN THROUGH MON...SE wind 25 kt. Seas 10 ft.
.TUE...S wind 15 kt. Seas 11 ft.

$$

PKZ160-211245-
Bristol Bay-
359 PM AKDT Thu May 20 2021

...SMALL CRAFT ADVISORY TONIGHT...

.TONIGHT...NE wind 25 kt. Seas 4 ft. Rain.
.FRI...SE wind 15 kt becoming W in the afternoon. Seas 2 ft.
.FRI NIGHT...W wind 20 kt. Seas 4 ft.
.SAT...W wind 15 kt. Seas 4 ft.
.SAT NIGHT...W wind 10 kt. Seas 2 ft.
.SUN...E wind 15 kt. Seas 3 ft.
.MON THROUGH TUE...E wind 20 kt. Seas 4 ft.

$$

PKZ165-211245-
Port Heiden to Cape Sarichef-
359 PM AKDT Thu May 20 2021

...SMALL CRAFT ADVISORY THROUGH FRIDAY...

.TONIGHT...N wind 25 kt except N 20 kt from Port Moller E. Seas
8 ft. Rain.
.FRI...W wind 25 kt. Seas 7 ft.
.FRI NIGHT...NW wind 20 kt. Seas 6 ft.
.SAT...SW wind 15 kt. Seas 4 ft.
.SAT NIGHT...E wind 20 kt. Seas 4 ft.
.SUN THROUGH MON...E wind 25 kt. Seas 6 ft.
.TUE...SE wind 20 kt. Seas 6 ft.

$$

PKZ170-211245-
Cape Sarichef to Nikolski Bering Side-
359 PM AKDT Thu May 20 2021

...SMALL CRAFT ADVISORY THROUGH FRIDAY...

.TONIGHT...NW wind 30 kt. Seas 11 ft.
.FRI...NW wind 25 kt. Seas 8 ft.
.FRI NIGHT...W wind 20 kt in the evening becoming variable 10 kt.
Seas 6 ft.
.SAT...SE wind 25 kt. Seas 5 ft.
.SAT NIGHT...SE wind 30 kt. Seas 8 ft.
.SUN...SE wind 35 kt. Seas 10 ft.
.MON...E wind 25 kt. Seas 8 ft.
.TUE...S wind 15 kt. Seas 6 ft.

$$

PKZ171-211245-
Unalaska Bay-
359 PM AKDT Thu May 20 2021

...SMALL CRAFT ADVISORY TONIGHT...

.TONIGHT...NW wind 30 kt. Seas 10 ft. Rain.
.FRI...W wind 20 kt. Seas 3 ft.
.FRI NIGHT...W wind 15 kt becoming SW after midnight. Seas 2 ft.
.SAT...SE wind 20 kt. Seas 3 ft.
.SAT NIGHT...SE wind 25 kt. Seas 4 ft.
.SUN...SE wind 25 kt. Seas 4 ft.
.MON...E wind 15 kt. Seas 2 ft.
.TUE...S wind 10 kt. Seas 2 ft.

$$

PKZ172-211245-
Cape Sarichef to Nikolski Pacific Side-
359 PM AKDT Thu May 20 2021

...SMALL CRAFT ADVISORY THROUGH FRIDAY...

.TONIGHT...NW wind 30 kt. Seas 9 ft.
.FRI...NW wind 30 kt. Seas 9 ft.
.FRI NIGHT...NW wind 20 kt in the evening becoming variable 10 kt.
Seas 6 ft.
.SAT...S wind 25 kt. Seas 4 ft.
.SAT NIGHT...SE wind 30 kt. Seas 11 ft.
.SUN...SE wind 30 kt. Seas 14 ft.
.MON...SE wind 20 kt. Seas 10 ft.
.TUE...S wind 15 kt. Seas 9 ft.

$$

PKZ173-211245-
Nikolski to Seguam Island Bering Side-
359 PM AKDT Thu May 20 2021

...SMALL CRAFT ADVISORY TONIGHT...

.TONIGHT...NW wind 25 kt. Seas 10 ft.
.FRI...NW wind 20 kt. Seas 7 ft.
.FRI NIGHT...S wind 15 kt. Seas 4 ft.
.SAT...SE wind 30 kt. Seas 8 ft.
.SAT NIGHT...SE wind 35 kt. Seas 14 ft.
.SUN...SE wind 30 kt. Seas 13 ft.
.MON...SE wind 20 kt. Seas 8 ft.
.TUE...W wind 15 kt. Seas 5 ft.

$$

PKZ174-211245-
Nikolski to Seguam Island Pacific Side-
359 PM AKDT Thu May 20 2021

...SMALL CRAFT ADVISORY TONIGHT...

.TONIGHT...NW wind 30 kt. Seas 11 ft.
.FRI...NW wind 20 kt. Seas 7 ft.
.FRI NIGHT...S wind 15 kt. Seas 4 ft.
.SAT...SE wind 30 kt. Seas 9 ft.
.SAT NIGHT...SE wind 35 kt. Seas 16 ft.
.SUN...SE wind 25 kt. Seas 14 ft.
.MON...S wind 20 kt. Seas 9 ft.
.TUE...SW wind 20 kt. Seas 7 ft.

$$

PKZ175-211245-
Seguam Island to Adak Bering Side-
359 PM AKDT Thu May 20 2021

...SMALL CRAFT ADVISORY TONIGHT...

.TONIGHT...W wind 20 kt. Seas 8 ft.
.FRI...W wind 15 kt. Seas 5 ft.
.FRI NIGHT...SE wind 20 kt. Seas 5 ft.
.SAT...SE wind 35 kt. Seas 9 ft.
.SAT NIGHT...SE wind 35 kt. Seas 13 ft.
.SUN...SE wind 20 kt. Seas 12 ft.
.MON THROUGH TUE...W wind 15 kt. Seas 6 ft.

$$

PKZ176-211245-
Seguam Island to Adak Pacific Side-
359 PM AKDT Thu May 20 2021

...SMALL CRAFT ADVISORY TONIGHT...

.TONIGHT...W wind 20 kt. Seas 8 ft.
.FRI...W wind 15 kt. Seas 5 ft.
.FRI NIGHT...SE wind 20 kt. Seas 4 ft.
.SAT AND SAT NIGHT...S wind 35 kt. Seas 14 ft.
.SUN...S wind 20 kt. Seas 14 ft.
.MON THROUGH TUE...W wind 20 kt. Seas 9 ft.

$$

PKZ177-211245-
Adak to Kiska-
359 PM AKDT Thu May 20 2021

...SMALL CRAFT ADVISORY FRIDAY NIGHT...

.TONIGHT...W wind 15 kt. Seas 6 ft.
.FRI...S wind 15 kt. Seas 5 ft.
.FRI NIGHT...SE wind 25 kt. Seas 6 ft.
.SAT...SE wind 30 kt. Seas 10 ft.
.SAT NIGHT...W wind 25 kt. Seas 11 ft.
.SUN...NW wind 30 kt. Seas 13 ft.
.MON...W wind 25 kt. Seas 10 ft.
.TUE...W wind 15 kt. Seas 7 ft.

$$

PKZ178-211245-
Kiska to Attu-
359 PM AKDT Thu May 20 2021

...SMALL CRAFT ADVISORY FRIDAY NIGHT...

.TONIGHT...W wind 15 kt. Seas 6 ft.
.FRI...S wind 20 kt. Seas 6 ft.
.FRI NIGHT...S wind 25 kt. Seas 7 ft. Rain.
.SAT AND SAT NIGHT...NW wind 30 kt. Seas 12 ft.
.SUN...NW wind 30 kt. Seas 12 ft.
.MON...NW wind 25 kt. Seas 11 ft.
.TUE...NW wind 20 kt. Seas 7 ft.

$$

PKZ179-211245-
Pribilof Islands Near Shore Waters-
359 PM AKDT Thu May 20 2021

.TONIGHT...NW wind 20 kt. Seas 7 ft.
.FRI...NW wind 20 kt. Seas 6 ft.
.FRI NIGHT...W wind 15 kt. Seas 5 ft.
.SAT...SE wind 20 kt. Seas 5 ft.
.SAT NIGHT...SE wind 30 kt. Seas 8 ft.
.SUN...E wind 30 kt. Seas 10 ft.
.MON...E wind 25 kt. Seas 10 ft.
.TUE...NE wind 15 kt. Seas 6 ft.

$$

PKZ180-211245-
Kuskokwim Delta and Etolin Strait-
359 PM AKDT Thu May 20 2021

...SMALL CRAFT ADVISORY TONIGHT...

.TONIGHT...N wind 25 kt diminishing to 15 kt after midnight. Seas
5 ft. Rain.
.FRI...NW wind 20 kt. Seas 5 ft.
.FRI NIGHT...W wind 20 kt. Seas 5 ft.
.SAT...W wind 15 kt. Seas 4 ft.
.SAT NIGHT...E wind 15 kt. Seas 3 ft.
.SUN THROUGH MON...E wind 25 kt. Seas 7 ft.
.TUE...E wind 20 kt. Seas 5 ft.

$$

PKZ181-211245-
North and West of Nunivak Island-
359 PM AKDT Thu May 20 2021

.TONIGHT...N wind 15 kt. Seas 3 ft.
.FRI...NW wind 20 kt. Seas 4 ft.
.FRI NIGHT...W wind 20 kt. Seas 5 ft.
.SAT...SW wind 15 kt. Seas 4 ft.
.SAT NIGHT...E wind 20 kt. Seas 3 ft.
.SUN THROUGH MON...E wind 25 kt. Seas 8 ft.
.TUE...NE wind 20 kt. Seas 6 ft.

$$

PKZ185-211245-
Saint Matthew Island Waters-
359 PM AKDT Thu May 20 2021

.TONIGHT...W wind 20 kt. Seas 6 ft.
.FRI...NW wind 20 kt. Seas 6 ft.
.FRI NIGHT...W wind 20 kt. Seas 5 ft.
.SAT...SE wind 20 kt. Seas 5 ft.
.SAT NIGHT...E wind 25 kt. Seas 7 ft.
.SUN...E wind 30 kt. Seas 11 ft.
.MON...NE wind 25 kt. Seas 9 ft.
.TUE...NE wind 20 kt. Seas 7 ft.

$$

016 
FZAK52 PAFC 211124
CWFALU

Coastal Waters Forecast
National Weather Service Anchorage Alaska
324 AM AKDT Fri May 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.

PKZ199-220000-
324 AM AKDT Fri May 21 2021
.SYNOPSIS FOR SOUTHWEST ALASKA+BRISTOL BAY+THE ALASKA
PENINSULA WATERS AND THE ALEUTIAN ISLANDS...

A 997 mb low 100 nm southeast of Sand Point moves into the 
western Gulf Fri afternoon. A front over the western Aleutians Fri
afternoon moves over the central Aleutians Sat morning.

$$

PKZ150-220000-
South of the AK Peninsula Sitkinak to Castle Cape-
324 AM AKDT Fri May 21 2021

...SMALL CRAFT ADVISORY THROUGH TONIGHT...

.TODAY...Variable wind 10 kt. Seas 9 ft.
.TONIGHT...NW wind 20 kt. Seas 8 ft.
.SAT...NW wind 15 kt. Seas 6 ft.
.SAT NIGHT...Variable wind 10 kt. Seas 5 ft.
.SUN...S wind 20 kt. Seas 4 ft.
.MON THROUGH TUE...SE wind 20 kt. Seas 10 ft.

$$

PKZ155-220000-
South of the AK Peninsula Castle Cape to Cape Sarichef-
324 AM AKDT Fri May 21 2021

...SMALL CRAFT ADVISORY TODAY...

.TODAY...NW wind 30 kt, diminishing to 20 kt in the afternoon. From
the Shumagin Islands E, NW wind 20 kt. Seas 9 ft.
.TONIGHT...NW wind 15 kt. Seas 7 ft.
.SAT...Variable wind 10 kt. Seas 5 ft.
.SAT NIGHT...SE wind 25 kt. Seas 5 ft.
.SUN...SE wind 30 kt. Seas 10 ft.
.MON...SE wind 25 kt. Seas 10 ft.
.TUE...SE wind 20 kt. Seas 10 ft.

$$

PKZ160-220000-
Bristol Bay-
324 AM AKDT Fri May 21 2021

...SMALL CRAFT ADVISORY TONIGHT...

.TODAY...Variable wind 10 kt becoming W 20 kt in the afternoon. Seas
3 ft.
.TONIGHT...W wind 25 kt. Seas 5 ft.
.SAT...W wind 15 kt diminishing to 10 kt in the afternoon. Seas
4 ft. Patchy fog.
.SAT NIGHT...NE wind 10 kt. Seas 2 ft.
.SUN...E wind 20 kt. Seas 2 ft.
.MON...E wind 25 kt. Seas 5 ft.
.TUE...E wind 20 kt. Seas 5 ft.

$$

PKZ165-220000-
Port Heiden to Cape Sarichef-
324 AM AKDT Fri May 21 2021

.TODAY...NW wind 20 kt. Seas 6 ft.
.TONIGHT...NW wind 15 kt. Seas 5 ft.
.SAT...Variable wind 10 kt becoming E 15 kt in the afternoon. Seas 3
ft.
.SAT NIGHT...E wind 25 kt. Seas 4 ft.
.SUN THROUGH MON...SE wind 30 kt. Seas 6 ft.
.TUE...SE wind 20 kt. Seas 5 ft.

$$

PKZ170-220000-
Cape Sarichef to Nikolski Bering Side-
324 AM AKDT Fri May 21 2021

...SMALL CRAFT ADVISORY SATURDAY...

.TODAY...NW wind 20 kt becoming variable 10 kt in the afternoon. 
Seas 7 ft.
.TONIGHT...Variable wind 10 kt becoming S 15 kt. Seas 4 ft.
.SAT...SE wind 25 kt. Seas 5 ft.
.SAT NIGHT...SE wind 35 kt. Seas 9 ft.
.SUN...SE wind 35 kt. Seas 10 ft.
.MON...SE wind 25 kt. Seas 7 ft.
.TUE...SE wind 20 kt. Seas 5 ft.

$$

PKZ171-220000-
Unalaska Bay-
324 AM AKDT Fri May 21 2021

.TODAY...NW wind 20 kt diminishing to 10 kt in the afternoon. Seas 5
ft.
.TONIGHT...Variable wind less than 10 kt. Seas 3 ft.
.SAT...SE wind 20 kt. Seas 2 ft.
.SAT NIGHT...SE wind 30 kt. Seas 3 ft.
.SUN...SE wind 30 kt. Seas 4 ft.
.MON...SE wind 20 kt. Seas 2 ft.
.TUE...SE wind 15 kt. Seas 2 ft.

$$

PKZ172-220000-
Cape Sarichef to Nikolski Pacific Side-
324 AM AKDT Fri May 21 2021

...SMALL CRAFT ADVISORY TODAY AND SATURDAY...

.TODAY...NW wind 25 kt diminishing to 15 kt in the afternoon. Seas 8
ft.
.TONIGHT...Variable wind 10 kt becoming W 15 kt after midnight. Seas
5 ft.
.SAT...SE wind 15 kt increasing to 25 kt in the afternoon. Seas 5 
ft.
.SAT NIGHT...SE wind 35 kt. Seas 13 ft.
.SUN...SE wind 30 kt. Seas 13 ft.
.MON...SE wind 25 kt. Seas 12 ft.
.TUE...S wind 20 kt. Seas 10 ft.

$$

PKZ173-220000-
Nikolski to Seguam Island Bering Side-
324 AM AKDT Fri May 21 2021

...GALE WARNING SATURDAY...

.TODAY...Variable wind 10 kt. Seas 6 ft.
.TONIGHT...Variable wind 10 kt becoming S 20 kt after midnight.
Seas 4 ft.
.SAT...SE wind 30 kt increasing to 40 kt in the afternoon. Seas 6
ft building to 11 ft in the afternoon. Rain.
.SAT NIGHT...SE wind 40 kt. Seas 15 ft.
.SUN...SE wind 35 kt. Seas 12 ft.
.MON...SE wind 30 kt. Seas 10 ft.
.TUE...S wind 20 kt. Seas 7 ft.

$$

PKZ174-220000-
Nikolski to Seguam Island Pacific Side-
324 AM AKDT Fri May 21 2021

...GALE WARNING SATURDAY...

.TODAY...NW wind 20 kt in the morning becoming variable 10 kt. Seas
6 ft.
.TONIGHT...Variable wind 10 kt becoming S 20 kt after midnight. Seas
4 ft.
.SAT...SE wind 30 kt increasing to 40 kt in the afternoon. Seas 7
ft building to 12 ft in the afternoon. Rain.
.SAT NIGHT...SE wind 40 kt. Seas 16 ft.
.SUN...S wind 30 kt. Seas 15 ft.
.MON...S wind 25 kt. Seas 14 ft.
.TUE...S wind 20 kt. Seas 9 ft.

$$

PKZ175-220000-
Seguam Island to Adak Bering Side-
324 AM AKDT Fri May 21 2021

...GALE WARNING SATURDAY...

.TODAY...Variable wind 10 kt. Seas 5 ft.
.TONIGHT...SE wind 15 kt increasing to 25 kt after midnight. Seas 5 
ft.
.SAT...SE wind 40 kt. Seas 12 ft. Rain.
.SAT NIGHT...SE wind 40 kt. Seas 13 ft.
.SUN...SE wind 30 kt. Seas 9 ft.
.MON THROUGH TUE...S wind 20 kt. Seas 7 ft.

$$

PKZ176-220000-
Seguam Island to Adak Pacific Side-
324 AM AKDT Fri May 21 2021

...GALE WARNING SATURDAY...

.TODAY...Variable wind 10 kt. Seas 5 ft.
.TONIGHT...S wind 20 kt becoming SE 30 kt after midnight. Seas 6
ft.
.SAT...SE wind 40 kt. Seas 15 ft. Rain.
.SAT NIGHT...S wind 35 kt. Seas 15 ft.
.SUN...S wind 30 kt. Seas 15 ft.
.MON...S wind 25 kt. Seas 12 ft.
.TUE...SW wind 25 kt. Seas 7 ft.

$$

PKZ177-220000-
Adak to Kiska-
324 AM AKDT Fri May 21 2021

...GALE WARNING SATURDAY...

.TODAY...Variable wind 10 kt becoming SE 20 kt in the afternoon.
Seas 5 ft.
.TONIGHT...SE wind 20 kt increasing to 30 kt after midnight. Seas
8 ft.
.SAT...SE wind 35 kt. Seas 11 ft. Rain.
.SAT NIGHT...SW wind 25 kt. Seas 13 ft.
.SUN...N wind 20 kt. Seas 14 ft.
.MON THROUGH TUE...SW wind 20 kt. Seas 8 ft.

$$

PKZ178-220000-
Kiska to Attu-
324 AM AKDT Fri May 21 2021

...SMALL CRAFT ADVISORY TONIGHT AND SATURDAY...

.TODAY...S wind 20 kt. Seas 6 ft. Rain.
.TONIGHT...S wind 25 kt. Seas 7 ft. Rain.
.SAT...W wind 30 kt. Seas 11 ft. Rain.
.SAT NIGHT...NW wind 30 kt. Seas 14 ft.
.SUN...N wind 30 kt. Seas 13 ft.
.MON THROUGH TUE...W wind 20 kt. Seas 9 ft.

$$

PKZ179-220000-
Pribilof Islands Near Shore Waters-
324 AM AKDT Fri May 21 2021

.TODAY...W wind 15 kt. Seas 5 ft.
.TONIGHT...Variable wind 10 kt. Seas 3 ft.
.SAT...SE wind 20 kt. Seas 5 ft.
.SAT NIGHT...SE wind 30 kt. Seas 10 ft.
.SUN...E wind 35 kt. Seas 12 ft.
.MON THROUGH TUE...E wind 25 kt. Seas 8 ft.

$$

PKZ180-220000-
Kuskokwim Delta and Etolin Strait-
324 AM AKDT Fri May 21 2021

.TODAY...NW wind 20 kt. Seas 5 ft.
.TONIGHT...W wind 20 kt diminishing to 10 kt after midnight. Seas 4 
ft.
.SAT...SW wind 10 kt. Seas 3 ft. Patchy fog.
.SAT NIGHT...E wind 20 kt. Seas 3 ft.
.SUN...E wind 25 kt. Seas 5 ft.
.MON...E wind 20 kt. Seas 7 ft.
.TUE...E wind 25 kt. Seas 6 ft.

$$

PKZ181-220000-
North and West of Nunivak Island-
324 AM AKDT Fri May 21 2021

.TODAY...W wind 20 kt. Seas 4 ft.
.TONIGHT...W wind 20 kt. Seas 4 ft.
.SAT...SE wind 15 kt. Seas 3 ft.
.SAT NIGHT...E wind 20 kt. Seas 4 ft.
.SUN...E wind 25 kt. Seas 6 ft.
.MON...E wind 20 kt. Seas 6 ft.
.TUE...E wind 25 kt. Seas 5 ft.

$$

PKZ185-220000-
Saint Matthew Island Waters-
324 AM AKDT Fri May 21 2021

.TODAY...W wind 20 kt. Seas 5 ft.
.TONIGHT...SW wind 15 kt. Seas 4 ft.
.SAT...SE wind 20 kt. Seas 5 ft.
.SAT NIGHT...E wind 25 kt. Seas 8 ft.
.SUN THROUGH MON...NE wind 30 kt. Seas 13 ft.
.TUE...NE wind 25 kt. Seas 8 ft.

$$

The office that day

Everything else NWS Anchorage, AK issued on the same UTC day.

Issued	Product	Office	Lasted
May 19, 7:25 PM AKDT	Gale Warning	AFC	32 hr
May 19, 7:25 PM AKDT	Small Craft Advisory	AFC	45 hr
May 20, 3:44 AM AKDT	Gale Warning	AFC	12 hr
May 20, 3:47 AM AKDT	Small Craft Advisory	AFC	36 hr
May 20, 3:53 PM AKDT	Gale Warning	AFC	12 hr
May 20, 3:53 PM AKDT	Small Craft Advisory	AFC	12 hr
May 20, 3:59 PM AKDT	Small Craft Advisory	AFC	24 hr

Nearby

Small Craft Advisories in Alaska, 2021 Every small craft advisory in 2021

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text.