Alert archive / Alaska / Storm Warnings in 2021

Storm Warning 154, NWS Anchorage, AK

October 22, 2021

NWS Anchorage, AK issued this storm warning at Oct 22, 2021, 3:35 PM AKDT. It was in force for 12 hr. No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued
Oct 22, 2021, 3:35 PM AKDT (23:35 UTC)
Expired
Oct 23, 2021, 3:57 AM AKDT
In force
12 hr
Issued by
NWS Anchorage, AK

The text

As transmitted.

937 
FZAK52 PAFC 222335
CWFALU

Coastal Waters Forecast
National Weather Service Anchorage Alaska
335 PM AKDT Fri Oct 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.

PKZ199-231215-
335 PM AKDT Fri Oct 22 2021
.SYNOPSIS FOR SOUTHWEST ALASKA+BRISTOL BAY+THE ALASKA
PENINSULA WATERS AND THE ALEUTIAN ISLANDS...

The Semisopochnoi volcano, located 140 nm west of Adak, is 
currently active.

A series of weak troughs moves over the Bering through Sun 
afternoon. A 998 mb low 355 nm South of Nikolski continues into 
the North Pacific for Sun afternoon. A 996 mb North Pacific low 
intensifies to 970 mb as it moves to 70 nm South of Seguam Island 
by Sun afternoon. Its front remains South of the Aleutians through
Sun afternoon.

$$

PKZ150-231215-
South of the AK Peninsula Sitkinak to Castle Cape-
335 PM AKDT Fri Oct 22 2021

...GALE WARNING SATURDAY AND SATURDAY NIGHT...

.TONIGHT...NE wind 25 kt. Seas 23 ft. Rain showers.
.SAT...NW wind 35 kt. Seas 16 ft.
.SAT NIGHT...NW wind 40 kt. Seas 15 ft.
.SUN...NW wind 30 kt. Seas 13 ft.
.SUN NIGHT...NW wind 25 kt. Seas 8 ft.
.MON THROUGH TUE...NW wind 35 kt. Seas 12 ft.
.WED...W wind 30 kt. Seas 10 ft.

$$

PKZ155-231215-
South of the AK Peninsula Castle Cape to Cape Sarichef-
335 PM AKDT Fri Oct 22 2021

...STORM WARNING TONIGHT...

.TONIGHT...NW wind 50 kt diminishing to 40 kt after midnight. From
the Shumagin Islands E, NW wind 30 kt. Seas 27 ft subsiding to 19
ft after midnight. Rain showers.
.SAT...NW wind 40 kt except NW 35 kt from the Shumagin Islands E.
Seas 16 ft.
.SAT NIGHT...NW wind 40 kt. Seas 16 ft.
.SUN...NW wind 30 kt. Seas 11 ft.
.SUN NIGHT...N wind 20 kt. Seas 7 ft.
.MON...NW wind 30 kt. Seas 13 ft.
.TUE THROUGH WED...W wind 30 kt. Seas 12 ft.

$$

PKZ160-231215-
Bristol Bay-
335 PM AKDT Fri Oct 22 2021

...SMALL CRAFT ADVISORY THROUGH SATURDAY NIGHT...

.TONIGHT...N wind 20 kt. Seas 8 ft.
.SAT...N wind 20 kt becoming NW 30 kt in the afternoon. Seas 8 ft.
.SAT NIGHT...NW wind 30 kt. Seas 11 ft.
.SUN...NW wind 25 kt. Seas 9 ft.
.SUN NIGHT...NW wind 20 kt. Seas 7 ft.
.MON...NW wind 30 kt. Seas 6 ft.
.TUE...NW wind 25 kt. Seas 5 ft.
.WED...NW wind 20 kt. Seas 5 ft.

$$

PKZ165-231215-
Port Heiden to Cape Sarichef-
335 PM AKDT Fri Oct 22 2021

...GALE WARNING THROUGH SATURDAY NIGHT...

.TONIGHT...NW wind 35 kt except N 25 kt from Port Moller E. Seas
17 ft. Rain showers.
.SAT...NW wind 40 kt except NW 35 kt from Port Moller E. Seas 20
ft.
From Port Moller E, seas 12 ft building to 17 ft in the afternoon.
.SAT NIGHT...NW wind 35 kt. Seas 17 ft.
.SUN...NW wind 30 kt. Seas 12 ft.
.SUN NIGHT...N wind 20 kt. Seas 7 ft.
.MON THROUGH TUE...W wind 30 kt. Seas 9 ft.
.WED...W wind 25 kt. Seas 11 ft.

$$

PKZ170-231215-
Cape Sarichef to Nikolski Bering Side-
335 PM AKDT Fri Oct 22 2021

...GALE WARNING THROUGH SATURDAY...

.TONIGHT...NW wind 45 kt. Seas 24 ft. Rain showers.
.SAT...NW wind 40 kt. Seas 20 ft.
.SAT NIGHT...NW wind 30 kt. Seas 15 ft.
.SUN AND SUN NIGHT...N wind 20 kt. Seas 8 ft.
.MON...NW wind 30 kt. Seas 8 ft.
.TUE THROUGH WED...W wind 30 kt. Seas 12 ft.

$$

PKZ171-231215-
Unalaska Bay-
335 PM AKDT Fri Oct 22 2021

...STORM WARNING TONIGHT...

.TONIGHT...NW wind 50 kt. Seas 20 ft. Rain showers.
.SAT...NW wind 40 kt. Seas 17 ft.
.SAT NIGHT...NW wind 30 kt diminishing to 20 kt after midnight.
Seas 13 ft subsiding to 7 ft after midnight.
.SUN AND SUN NIGHT...N wind 15 kt. Seas 5 ft.
.MON...NW wind 25 kt. Seas 5 ft.
.TUE...W wind 20 kt. Seas 3 ft.
.WED...W wind 25 kt. Seas 4 ft.

$$

PKZ172-231215-
Cape Sarichef to Nikolski Pacific Side-
335 PM AKDT Fri Oct 22 2021

...STORM WARNING TONIGHT...

.TONIGHT...NW wind 50 kt. Seas 19 ft.
.SAT...NW wind 45 kt. Seas 16 ft.
.SAT NIGHT...NW wind 35 kt diminishing to 25 kt after midnight.
Seas 11 ft.
.SUN AND SUN NIGHT...N wind 20 kt. Seas 6 ft.
.MON...NW wind 30 kt. Seas 12 ft.
.TUE THROUGH WED...W wind 30 kt. Seas 12 ft.

$$

PKZ173-231215-
Nikolski to Seguam Island Bering Side-
335 PM AKDT Fri Oct 22 2021

...GALE WARNING THROUGH SATURDAY...

.TONIGHT...NW wind 40 kt. Seas 18 ft.
.SAT...NW wind 35 kt diminishing to 25 kt in the afternoon. Seas
18 ft.
.SAT NIGHT...W wind 20 kt in the evening becoming variable 10 kt.
Seas 11 ft.
.SUN...E wind 15 kt. Seas 7 ft.
.SUN NIGHT...N wind 20 kt. Seas 6 ft.
.MON...W wind 25 kt. Seas 7 ft.
.TUE THROUGH WED...W wind 30 kt. Seas 12 ft.

$$

PKZ174-231215-
Nikolski to Seguam Island Pacific Side-
335 PM AKDT Fri Oct 22 2021

...GALE WARNING THROUGH SATURDAY...

.TONIGHT...NW wind 40 kt. Seas 16 ft.
.SAT...NW wind 40 kt diminishing to 30 kt in the afternoon. Seas
15 ft.
.SAT NIGHT...NW wind 20 kt in the evening becoming variable 10 kt.
Seas 10 ft.
.SUN...E wind 30 kt. Seas 8 ft.
.SUN NIGHT...NE wind 25 kt. Seas 8 ft.
.MON...NW wind 25 kt. Seas 11 ft.
.TUE...W wind 30 kt. Seas 12 ft.
.WED...W wind 35 kt. Seas 12 ft.

$$

PKZ175-231215-
Seguam Island to Adak Bering Side-
335 PM AKDT Fri Oct 22 2021

...SMALL CRAFT ADVISORY THROUGH SATURDAY NIGHT...

.TONIGHT...NW wind 30 kt. Seas 15 ft.
.SAT...NW wind 30 kt becoming W 20 kt in the afternoon. Seas 14
ft.
.SAT NIGHT...Variable wind 10 kt becoming SE 15 kt after midnight.
Seas 8 ft.
.SUN...E wind 20 kt. Seas 6 ft.
.SUN NIGHT...N wind 15 kt. Seas 5 ft.
.MON...W wind 25 kt. Seas 6 ft.
.TUE THROUGH WED...W wind 30 kt. Seas 11 ft.

$$

PKZ176-231215-
Seguam Island to Adak Pacific Side-
335 PM AKDT Fri Oct 22 2021

...SMALL CRAFT ADVISORY THROUGH SATURDAY NIGHT...

.TONIGHT...NW wind 30 kt. Seas 11 ft.
.SAT...NW wind 30 kt becoming W 20 kt in the afternoon. Seas 10
ft.
.SAT NIGHT...E wind 25 kt. Seas 7 ft. Widespread rain showers.
.SUN...NE wind 35 kt. Seas 11 ft.
.SUN NIGHT...N wind 25 kt. Seas 11 ft.
.MON...W wind 25 kt. Seas 10 ft.
.TUE THROUGH WED...W wind 30 kt. Seas 12 ft.

$$

PKZ177-231215-
Adak to Kiska-
335 PM AKDT Fri Oct 22 2021

...SMALL CRAFT ADVISORY THROUGH SATURDAY NIGHT...

.TONIGHT...NW wind 25 kt. Seas 11 ft.
.SAT...W wind 20 kt. Seas 8 ft.
.SAT NIGHT...E wind 30 kt. Seas 7 ft. Rain.
.SUN...NE wind 30 kt. Seas 8 ft.
.SUN NIGHT...W wind 15 kt. Seas 10 ft.
.MON...W wind 25 kt. Seas 10 ft.
.TUE THROUGH WED...SW wind 30 kt. Seas 10 ft.

$$

PKZ178-231215-
Kiska to Attu-
335 PM AKDT Fri Oct 22 2021

...SMALL CRAFT ADVISORY TONIGHT...

.TONIGHT...W wind 20 kt. Seas 8 ft.
.SAT...SW wind 15 kt. Seas 7 ft.
.SAT NIGHT...SE wind 20 kt. Seas 6 ft.
.SUN...SW wind 15 kt. Seas 7 ft.
.SUN NIGHT...SW wind 20 kt. Seas 8 ft.
.MON THROUGH TUE...SW wind 30 kt. Seas 10 ft.
.WED...SW wind 25 kt. Seas 9 ft.

$$

PKZ179-231215-
Pribilof Islands Near Shore Waters-
335 PM AKDT Fri Oct 22 2021

...GALE WARNING THROUGH SATURDAY...

.TONIGHT...NW wind 35 kt. Seas 15 ft. Rain showers.
.SAT...NW wind 35 kt. Seas 14 ft.
.SAT NIGHT...NW wind 25 kt. Seas 10 ft.
.SUN AND SUN NIGHT...NW wind 15 kt. Seas 6 ft.
.MON...W wind 20 kt. Seas 7 ft.
.TUE THROUGH WED...W wind 25 kt. Seas 9 ft.

$$

PKZ180-231215-
Kuskokwim Delta and Etolin Strait-
335 PM AKDT Fri Oct 22 2021

...SMALL CRAFT ADVISORY THROUGH SATURDAY NIGHT...

.TONIGHT...NW wind 25 kt. Seas 9 ft.
.SAT...NW wind 30 kt. Seas 12 ft.
.SAT NIGHT...NW wind 30 kt. Seas 12 ft.
.SUN...NW wind 25 kt. Seas 9 ft.
.SUN NIGHT...NW wind 20 kt. Seas 6 ft.
.MON...NW wind 30 kt. Seas 7 ft.
.TUE...W wind 25 kt. Seas 6 ft.
.WED...NW wind 20 kt. Seas 6 ft.

$$

PKZ181-231215-
North and West of Nunivak Island-
335 PM AKDT Fri Oct 22 2021

...SMALL CRAFT ADVISORY THROUGH SATURDAY NIGHT...

.TONIGHT...NW wind 30 kt. Seas 10 ft.
.SAT...NW wind 30 kt. Seas 12 ft.
.SAT NIGHT...NW wind 30 kt. Seas 10 ft.
.SUN AND SUN NIGHT...NW wind 25 kt. Seas 8 ft.
.MON THROUGH TUE...NW wind 25 kt. Seas 7 ft.
.WED...NW wind 20 kt. Seas 6 ft.

$$

PKZ185-231215-
Saint Matthew Island Waters-
335 PM AKDT Fri Oct 22 2021

...SMALL CRAFT ADVISORY THROUGH SATURDAY NIGHT...

.TONIGHT...N wind 30 kt. Seas 11 ft.
.SAT...NW wind 30 kt. Seas 10 ft.
.SAT NIGHT...NW wind 25 kt. Seas 9 ft. Freezing spray.
.SUN AND SUN NIGHT...NW wind 25 kt. Seas 7 ft.
.MON THROUGH WED...NW wind 25 kt. Seas 8 ft.

$$
2 follow-up statements
107 
FZAK52 PAFC 230347 AAA
CWFALU

Coastal Waters Forecast...UPDATED
National Weather Service Anchorage Alaska
747 PM AKDT Fri Oct 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.

PKZ199-231630-
747 PM AKDT Fri Oct 22 2021
.SYNOPSIS FOR SOUTHWEST ALASKA+BRISTOL BAY+THE ALASKA
PENINSULA WATERS AND THE ALEUTIAN ISLANDS...

A series of weak troughs moves over the Bering through Sun 
afternoon. A 998 mb low 355 nm South of Nikolski continues into 
the North Pacific for Sun afternoon. A 996 mb North Pacific low 
intensifies to 970 mb as it moves to 70 nm South of Seguam Island 
by Sun afternoon. Its front moves along the Aleutians through Sun
afternoon.

$$

PKZ150-231630-
South of the AK Peninsula Sitkinak to Castle Cape-
747 PM AKDT Fri Oct 22 2021

...GALE WARNING SATURDAY AND SATURDAY NIGHT...

.TONIGHT...NE wind 25 kt. Seas 23 ft. Rain showers.
.SAT...NW wind 35 kt. Seas 16 ft.
.SAT NIGHT...NW wind 40 kt. Seas 14 ft.
.SUN...N wind 30 kt. Seas 12 ft.
.SUN NIGHT...NE wind 15 kt. Seas 6 ft.
.MON...NW wind 30 kt. Seas 15 ft.
.TUE...NW wind 35 kt. Seas 15 ft.
.WED...W wind 25 kt. Seas 10 ft.

$$

PKZ155-231630-
South of the AK Peninsula Castle Cape to Cape Sarichef-
747 PM AKDT Fri Oct 22 2021

...STORM WARNING TONIGHT...

.TONIGHT...NW wind 50 kt diminishing to 40 kt after midnight. From
the Shumagin Islands E, NW wind 30 kt. Seas 27 ft subsiding to 19
ft after midnight. Rain showers.
.SAT...NW wind 40 kt except NW 35 kt from the Shumagin Islands E.
Seas 16 ft.
.SAT NIGHT...NW wind 40 kt. Seas 15 ft.
.SUN...N wind 25 kt. Seas 10 ft.
.SUN NIGHT...E wind 30 kt. Seas 7 ft.
.MON...NW wind 30 kt. Seas 13 ft.
.TUE THROUGH WED...W wind 30 kt. Seas 12 ft.

$$

PKZ160-231630-
Bristol Bay-
747 PM AKDT Fri Oct 22 2021

...SMALL CRAFT ADVISORY THROUGH SATURDAY NIGHT...

.TONIGHT...N wind 20 kt. Seas 8 ft.
.SAT...N wind 20 kt becoming NW 30 kt in the afternoon. Seas 8 ft.
.SAT NIGHT...NW wind 30 kt. Seas 10 ft.
.SUN...N wind 25 kt. Seas 8 ft.
.SUN NIGHT...NE wind 20 kt. Seas 4 ft.
.MON THROUGH TUE...NW wind 30 kt. Seas 8 ft.
.WED...N wind 15 kt. Seas 5 ft.

$$

PKZ165-231630-
Port Heiden to Cape Sarichef-
747 PM AKDT Fri Oct 22 2021

...GALE WARNING THROUGH SATURDAY NIGHT...

.TONIGHT...NW wind 35 kt except N 25 kt from Port Moller E. Seas
17 ft. Rain showers.
.SAT...NW wind 40 kt except NW 35 kt from Port Moller E. Seas 20
ft. From Port Moller E, seas 12 ft building to 17 ft in the 
afternoon.
.SAT NIGHT...NW wind 40 kt diminishing to 30 kt after midnight.
Seas 17 ft.
.SUN...N wind 20 kt. Seas 10 ft.
.SUN NIGHT...NE wind 30 kt. Seas 8 ft.
.MON...NW wind 30 kt. Seas 11 ft.
.TUE THROUGH WED...W wind 30 kt. Seas 11 ft.

$$

PKZ170-231630-
Cape Sarichef to Nikolski Bering Side-
747 PM AKDT Fri Oct 22 2021

...GALE WARNING THROUGH SATURDAY...

.TONIGHT...NW wind 45 kt. Seas 24 ft. Rain showers.
.SAT...NW wind 40 kt. Seas 20 ft.
.SAT NIGHT...NW wind 30 kt diminishing to 20 kt after midnight.
Seas
15 ft.
.SUN...E wind 40 kt. Seas 9 ft.
.SUN NIGHT...NE wind 40 kt. Seas 11 ft.
.MON...NW wind 30 kt. Seas 10 ft.
.TUE...W wind 30 kt. Seas 10 ft.
.WED...W wind 30 kt. Seas 14 ft.

$$

PKZ171-231630-
Unalaska Bay-
747 PM AKDT Fri Oct 22 2021

...GALE WARNING THROUGH SATURDAY...

.TONIGHT...NW wind 45 kt. Seas 20 ft. Rain showers.
.SAT...NW wind 40 kt. Seas 17 ft.
.SAT NIGHT...NW wind 30 kt diminishing to 15 kt after midnight.
Seas 10 ft.
.SUN...E wind 30 kt. Seas 6 ft.
.SUN NIGHT...NE wind 35 kt. Seas 8 ft.
.MON...NW wind 25 kt. Seas 8 ft.
.TUE...SW wind 20 kt. Seas 3 ft.
.WED...W wind 25 kt. Seas 4 ft.

$$

PKZ172-231630-
Cape Sarichef to Nikolski Pacific Side-
747 PM AKDT Fri Oct 22 2021

...STORM WARNING TONIGHT...

.TONIGHT...NW wind 50 kt. Seas 19 ft.
.SAT...NW wind 45 kt. Seas 16 ft.
.SAT NIGHT...NW wind 35 kt diminishing to 25 kt after midnight.
Seas 12 ft.
.SUN...SE wind 40 kt. Seas 10 ft.
.SUN NIGHT...NE wind 45 kt. Seas 21 ft.
.MON...NW wind 30 kt. Seas 20 ft.
.TUE THROUGH WED...W wind 30 kt. Seas 11 ft.

$$

PKZ173-231630-
Nikolski to Seguam Island Bering Side-
747 PM AKDT Fri Oct 22 2021

...GALE WARNING THROUGH SATURDAY...

.TONIGHT...NW wind 40 kt. Seas 18 ft.
.SAT...NW wind 35 kt diminishing to 25 kt in the afternoon. Seas
18 ft.
.SAT NIGHT...NW wind 20 kt becoming SE 30 kt after midnight. Seas
11 ft.
.SUN...E wind 50 kt. Seas 14 ft.
.SUN NIGHT...N wind 40 kt. Seas 15 ft.
.MON...W wind 25 kt. Seas 11 ft.
.TUE THROUGH WED...W wind 30 kt. Seas 12 ft.

$$

PKZ174-231630-
Nikolski to Seguam Island Pacific Side-
747 PM AKDT Fri Oct 22 2021

...GALE WARNING THROUGH SATURDAY...

.TONIGHT...NW wind 40 kt. Seas 16 ft.
.SAT...NW wind 40 kt diminishing to 30 kt in the afternoon. Seas
15 ft.
.SAT NIGHT...NW wind 20 kt becoming SE 30 kt after midnight. Seas
10 ft. Rain.
.SUN...SE wind 50 kt. Seas 14 ft.
.SUN NIGHT...N wind 40 kt. Seas 24 ft.
.MON...NW wind 25 kt. Seas 18 ft.
.TUE THROUGH WED...W wind 30 kt. Seas 11 ft.

$$

PKZ175-231630-
Seguam Island to Adak Bering Side-
747 PM AKDT Fri Oct 22 2021

...GALE WARNING SATURDAY NIGHT...

.TONIGHT...NW wind 30 kt. Seas 15 ft.
.SAT...NW wind 30 kt becoming W 20 kt in the afternoon. Seas 14
ft.
.SAT NIGHT...S wind 20 kt becoming SE 45 kt after midnight. Seas
9 ft. Rain and snow.
.SUN...NE wind 55 kt. Seas 17 ft.
.SUN NIGHT...N wind 35 kt. Seas 14 ft.
.MON...W wind 25 kt. Seas 8 ft.
.TUE THROUGH WED...W wind 30 kt. Seas 10 ft.

$$

PKZ176-231630-
Seguam Island to Adak Pacific Side-
747 PM AKDT Fri Oct 22 2021

...STORM WARNING SATURDAY NIGHT...

.TONIGHT...NW wind 30 kt. Seas 11 ft.
.SAT...NW wind 30 kt becoming W 20 kt in the afternoon. Seas 10
ft.
.SAT NIGHT...S wind 30 kt becoming SE 50 kt after midnight. Seas
7 ft building to 13 ft after midnight. Rain and snow.
.SUN...E wind 50 kt. Seas 21 ft.
.SUN NIGHT...N wind 40 kt. Seas 24 ft.
.MON...W wind 20 kt. Seas 13 ft.
.TUE THROUGH WED...W wind 30 kt. Seas 11 ft.

$$

PKZ177-231630-
Adak to Kiska-
747 PM AKDT Fri Oct 22 2021

...STORM WARNING SATURDAY NIGHT...

.TONIGHT...NW wind 25 kt. Seas 11 ft.
.SAT...W wind 20 kt. Seas 8 ft.
.SAT NIGHT...SE wind 40 kt becoming E 55 kt after midnight. Seas
8 ft building to 17 ft after midnight. Rain.
.SUN...N wind 50 kt. Seas 20 ft.
.SUN NIGHT...NW wind 25 kt. Seas 17 ft.
.MON...W wind 25 kt. Seas 9 ft.
.TUE THROUGH WED...SW wind 30 kt. Seas 10 ft.

$$

PKZ178-231630-
Kiska to Attu-
747 PM AKDT Fri Oct 22 2021

...STORM WARNING SATURDAY NIGHT...

.TONIGHT...W wind 20 kt. Seas 8 ft.
.SAT...SW wind 15 kt. Seas 7 ft.
.SAT NIGHT...E wind 45 kt becoming NE 55 kt after midnight. From
Shemya W, NE wind 35 kt. Bering side, seas 9 ft. Pacific side, seas 
10 ft building to 16 ft after midnight. Rain.
.SUN...N wind 40 kt. Seas 14 ft.
.SUN NIGHT...Variable wind 10 kt. Seas 12 ft.
.MON THROUGH TUE...SW wind 30 kt. Seas 11 ft.
.WED...SW wind 20 kt. Seas 9 ft.

$$

PKZ179-231630-
Pribilof Islands Near Shore Waters-
747 PM AKDT Fri Oct 22 2021

...GALE WARNING THROUGH SATURDAY...

.TONIGHT...NW wind 35 kt. Seas 15 ft. Rain showers.
.SAT...NW wind 35 kt. Seas 14 ft.
.SAT NIGHT...NW wind 25 kt diminishing to 15 kt after midnight.
Seas 10 ft.
.SUN...NE wind 20 kt. Seas 6 ft.
.SUN NIGHT...N wind 25 kt. Seas 7 ft.
.MON THROUGH TUE...W wind 25 kt. Seas 8 ft.
.WED...NW wind 30 kt. Seas 13 ft.

$$

PKZ180-231630-
Kuskokwim Delta and Etolin Strait-
747 PM AKDT Fri Oct 22 2021

...SMALL CRAFT ADVISORY THROUGH SATURDAY NIGHT...

.TONIGHT...NW wind 25 kt. Seas 9 ft.
.SAT...NW wind 30 kt. Seas 12 ft.
.SAT NIGHT...NW wind 30 kt. Seas 12 ft.
.SUN AND SUN NIGHT...N wind 25 kt. Seas 7 ft.
.MON...NW wind 30 kt. Seas 8 ft.
.TUE...W wind 25 kt. Seas 8 ft.
.WED...N wind 20 kt. Seas 6 ft.

$$

PKZ181-231630-
North and West of Nunivak Island-
747 PM AKDT Fri Oct 22 2021

...SMALL CRAFT ADVISORY THROUGH SATURDAY NIGHT...

.TONIGHT...NW wind 30 kt. Seas 10 ft.
.SAT...NW wind 30 kt. Seas 12 ft.
.SAT NIGHT...NW wind 30 kt diminishing to 20 kt after midnight.
Seas 10 ft.
.SUN...NW wind 15 kt. Seas 6 ft.
.SUN NIGHT...N wind 20 kt. Seas 5 ft.
.MON...W wind 25 kt. Seas 7 ft.
.TUE...W wind 15 kt. Seas 6 ft.
.WED...N wind 20 kt. Seas 6 ft.

$$

PKZ185-231630-
Saint Matthew Island Waters-
747 PM AKDT Fri Oct 22 2021

...SMALL CRAFT ADVISORY THROUGH SATURDAY NIGHT...

.TONIGHT...N wind 30 kt. Seas 11 ft.
.SAT...NW wind 30 kt. Seas 10 ft.
.SAT NIGHT...NW wind 25 kt. Seas 8 ft. Freezing spray.
.SUN...N wind 15 kt. Seas 5 ft.
.SUN NIGHT...NW wind 20 kt. Seas 5 ft.
.MON THROUGH WED...NW wind 25 kt. Seas 8 ft.

$$
252 
FZAK52 PAFC 231157
CWFALU

Coastal Waters Forecast
National Weather Service Anchorage Alaska
357 AM AKDT Sat Oct 23 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.

PKZ199-240100-
357 AM AKDT Sat Oct 23 2021
.SYNOPSIS FOR SOUTHWEST ALASKA+BRISTOL BAY+THE ALASKA
PENINSULA WATERS AND THE ALEUTIAN ISLANDS...

The Semisopochnoi volcano, located 140 nm west of Adak, is 
currently active.

A N Pacific low moves to 150 nm SW of Amchitka at 969 mb Sun 
morning. The low then moves to 180 nm S of Sand Point at 978 mb 
Mon morning.

$$

PKZ150-240100-
South of the AK Peninsula Sitkinak to Castle Cape-
357 AM AKDT Sat Oct 23 2021

...GALE WARNING THROUGH TONIGHT...

.TODAY...NW wind 35 kt. Higher gusts out of bays and passes. Seas 17
ft.
.TONIGHT...NW wind 40 kt. Higher gusts out of bays and passes. Seas 
14 ft.
.SUN...NW wind 30 kt becoming N 15 kt in the afternoon. Seas 13
ft.
.SUN NIGHT...E wind 15 kt. Seas 6 ft.
.MON...NW wind 30 kt. Seas 15 ft.
.TUE...NW wind 35 kt. Seas 15 ft.
.WED...W wind 25 kt. Seas 10 ft.

$$

PKZ155-240100-
South of the AK Peninsula Castle Cape to Cape Sarichef-
357 AM AKDT Sat Oct 23 2021

...GALE WARNING THROUGH TONIGHT...

.TODAY...NW wind 40 kt. Higher gusts out of bays and passes. Seas 16
ft.
.TONIGHT...NW wind 40 kt. Higher gusts out of bays and passes. Seas 
15 ft.
.SUN...Wind NW 25 kt in the morning becoming SE. From the Shumagin 
Islands E, NW 25 kt in the morning becoming variable 10 kt. Seas 10 
ft.
.SUN NIGHT...E wind 35 kt. Seas 8 ft.
.MON...NW wind 30 kt. Seas 13 ft.
.TUE THROUGH WED...W wind 30 kt. Seas 12 ft.

$$

PKZ160-240100-
Bristol Bay-
357 AM AKDT Sat Oct 23 2021

...SMALL CRAFT ADVISORY THROUGH SUNDAY...

.TODAY...N wind 20 kt becoming NW 30 kt in the afternoon. Seas 8
ft.
.TONIGHT...NW wind 30 kt. Seas 10 ft.
.SUN...NW wind 25 kt becoming N 10 kt in the afternoon. Seas 8 ft.
.SUN NIGHT...NE wind 20 kt. Seas 4 ft.
.MON THROUGH TUE...NW wind 30 kt. Seas 8 ft.
.WED...N wind 15 kt. Seas 5 ft.

$$

PKZ165-240100-
Port Heiden to Cape Sarichef-
357 AM AKDT Sat Oct 23 2021

...GALE WARNING THROUGH TONIGHT...

.TODAY...NW wind 35 kt. Seas 17 ft.
.TONIGHT...NW wind 35 kt decreasing to 25 kt after midnight. Seas 17
ft subsiding to 13 ft after midnight.
.SUN...N wind 20 kt becoming E in the afternoon. Seas 11 ft 
subsiding to 7 ft in the afternoon.
.SUN NIGHT...NE wind 30 kt. Seas 7 ft.
.MON...NW wind 30 kt. Seas 11 ft.
.TUE THROUGH WED...W wind 30 kt. Seas 11 ft.

$$

PKZ170-240100-
Cape Sarichef to Nikolski Bering Side-
357 AM AKDT Sat Oct 23 2021

...GALE WARNING TODAY AND SUNDAY...

.TODAY...NW wind 40 kt. Seas 19 ft.
.TONIGHT...NW wind 30 kt diminishing to 20 kt after midnight. Seas
16 ft subsiding to 11 kt after midnight.
.SUN...E wind 30 kt increasing to 40 kt in the afternoon. Seas 9
ft. Rain.
.SUN NIGHT...NE wind 40 kt. Seas 11 ft.
.MON...NW wind 30 kt. Seas 10 ft.
.TUE...W wind 30 kt. Seas 10 ft.
.WED...W wind 30 kt. Seas 14 ft.

$$

PKZ171-240100-
Unalaska Bay-
357 AM AKDT Sat Oct 23 2021

...GALE WARNING TODAY...

.TODAY...NW wind 40 kt. Seas 18 ft.
.TONIGHT...NW wind 30 kt becoming W 15 kt after midnight. Seas 13
ft subsiding to 5 ft after midnight.
.SUN...SE wind 20 kt becoming E 30 kt in the afternoon. Seas 2 ft 
building to 5 ft in the afternoon. Rain.
.SUN NIGHT...NE wind 35 kt. Seas 8 ft.
.MON...NW wind 25 kt. Seas 9 ft.
.TUE...SW wind 20 kt. Seas 3 ft.
.WED...W wind 25 kt. Seas 4 ft.

$$

PKZ172-240100-
Cape Sarichef to Nikolski Pacific Side-
357 AM AKDT Sat Oct 23 2021

...GALE WARNING THROUGH SUNDAY...

.TODAY...NW wind 45 kt. Seas 16 ft.
.TONIGHT...NW wind 35 kt diminishing to 20 kt after midnight. Seas 
12 ft subsiding to 7 ft after midnight.
.SUN...SE wind 30 kt increasing to 40 kt in the afternoon. Seas
10 ft. Rain.
.SUN NIGHT...NE wind 40 kt. Seas 22 ft.
.MON...NW wind 30 kt. Seas 20 ft.
.TUE THROUGH WED...W wind 30 kt. Seas 11 ft.

$$

PKZ173-240100-
Nikolski to Seguam Island Bering Side-
357 AM AKDT Sat Oct 23 2021

...GALE WARNING TODAY AND SUNDAY...

.TODAY...NW wind 35 kt diminishing to 25 kt in the afternoon. Seas
17 ft.
.TONIGHT...NW wind 20 kt becoming SE after midnight. Seas 12 ft.
.SUN...E wind 45 kt. Seas 14 ft. Rain.
.SUN NIGHT...N wind 40 kt. Seas 16 ft.
.MON...W wind 25 kt. Seas 11 ft.
.TUE THROUGH WED...W wind 30 kt. Seas 12 ft.

$$

PKZ174-240100-
Nikolski to Seguam Island Pacific Side-
357 AM AKDT Sat Oct 23 2021

...GALE WARNING TODAY AND SUNDAY...

.TODAY...NW wind 35 kt decreasing to 25 kt in the afternoon. Seas 15
ft.
.TONIGHT...NW wind 20 kt becoming SE 30 kt after midnight. Seas
11 ft. Rain.
.SUN...SE wind 45 kt becoming S at 30 kt in the afternoon. Seas 13 
ft. Rain.
.SUN NIGHT...N wind 35 kt. Seas 25 ft.
.MON...NW wind 25 kt. Seas 18 ft.
.TUE THROUGH WED...W wind 30 kt. Seas 11 ft.

$$

PKZ175-240100-
Seguam Island to Adak Bering Side-
357 AM AKDT Sat Oct 23 2021

...STORM WARNING SUNDAY...

.TODAY...NW wind 30 kt becoming W 20 kt in the afternoon. Seas
14 ft.
.TONIGHT...S wind 20 kt becoming SE 45 kt after midnight. Seas 9
ft. Rain.
.SUN...E wind 50 kt. Seas 18 ft. Rain.
.SUN NIGHT...N wind 40 kt. Seas 15 ft.
.MON...W wind 25 kt. Seas 8 ft.
.TUE THROUGH WED...W wind 30 kt. Seas 10 ft.

$$

PKZ176-240100-
Seguam Island to Adak Pacific Side-
357 AM AKDT Sat Oct 23 2021

...STORM WARNING TONIGHT AND SUNDAY...

.TODAY...NW wind 30 kt becoming W 20 kt in the afternoon. Seas
10 ft.
.TONIGHT...S wind 30 kt becoming SE 50 kt after midnight. Seas 7
ft building to 14 ft after midnight. Rain.
.SUN...SE wind 50 kt becoming NW 40 kt in the afternoon. Seas 16
ft building to 22 ft in the afternoon. Rain.
.SUN NIGHT...NW wind 40 kt. Seas 24 ft.
.MON...W wind 20 kt. Seas 13 ft.
.TUE THROUGH WED...W wind 30 kt. Seas 11 ft.

$$

PKZ177-240100-
Adak to Kiska-
357 AM AKDT Sat Oct 23 2021

...STORM WARNING TONIGHT AND SUNDAY...

.TODAY...SW wind 20 kt. Seas 9 ft.
.TONIGHT...SE wind 40 kt becoming E 50 kt after midnight. Seas 8
ft building to 17 ft after midnight. Rain.
.SUN...NE wind 50 kt becoming N 40 kt in the afternoon. Seas 21
ft. Rain.
.SUN NIGHT...NW wind 30 kt. Seas 19 ft.
.MON...W wind 25 kt. Seas 9 ft.
.TUE THROUGH WED...W wind 30 kt. Seas 11 ft.

$$

PKZ178-240100-
Kiska to Attu-
357 AM AKDT Sat Oct 23 2021

...STORM WARNING TONIGHT...

.TODAY...S wind 20 kt. Seas 7 ft.
.TONIGHT...E wind 40 kt becoming NE 50 kt after midnight. Bering
side, seas 6 ft building to 10 ft after midnight. Pacific side, seas
10 ft building to 18 ft after midnight. Rain.
.SUN...N wind 45 kt becoming NW 20 kt in the afternoon. Seas 16 ft.
.SUN NIGHT...Variable wind 10 kt. Seas 14 ft.
.MON THROUGH TUE...SW wind 30 kt. Seas 11 ft.
.WED...SW wind 20 kt. Seas 11 ft.

$$

PKZ179-240100-
Pribilof Islands Near Shore Waters-
357 AM AKDT Sat Oct 23 2021

...SMALL CRAFT ADVISORY THROUGH SUNDAY...

.TODAY...NW wind 30 kt. Seas 14 ft.
.TONIGHT...NW wind 25 kt in the evening becoming variable 10 kt.
Seas 11 ft subsiding to 7 ft after midnight.
.SUN...E wind 15 kt becoming NE 25 kt in the afternoon. Seas 6 ft.
.SUN NIGHT...N wind 25 kt. Seas 7 ft.
.MON THROUGH TUE...W wind 25 kt. Seas 8 ft.
.WED...NW wind 30 kt. Seas 13 ft.

$$

PKZ180-240100-
Kuskokwim Delta and Etolin Strait-
357 AM AKDT Sat Oct 23 2021

...SMALL CRAFT ADVISORY THROUGH SUNDAY...

.TODAY...NW wind 30 kt. Seas 12 ft.
.TONIGHT...NW wind 30 kt. Seas 12 ft.
.SUN...NW wind 20 kt. Seas 8 ft.
.SUN NIGHT...N wind 25 kt. Seas 5 ft.
.MON...NW wind 30 kt. Seas 8 ft.
.TUE...W wind 25 kt. Seas 8 ft.
.WED...N wind 20 kt. Seas 6 ft.

$$

PKZ181-240100-
North and West of Nunivak Island-
357 AM AKDT Sat Oct 23 2021

...SMALL CRAFT ADVISORY THROUGH TONIGHT...

.TODAY...NW wind 30 kt. Seas 11 ft.
.TONIGHT...NW wind 30 kt diminishing to 20 kt after midnight. Seas
10 ft.
.SUN...NW wind 15 kt. Seas 7 ft.
.SUN NIGHT...N wind 20 kt. Seas 4 ft.
.MON...W wind 25 kt. Seas 7 ft.
.TUE...W wind 15 kt. Seas 6 ft.
.WED...N wind 20 kt. Seas 6 ft.

$$

PKZ185-240100-
Saint Matthew Island Waters-
357 AM AKDT Sat Oct 23 2021

...SMALL CRAFT ADVISORY THROUGH TONIGHT...

.TODAY...NW wind 30 kt. Seas 11 ft. Freezing spray W of St Matthew
Island
.TONIGHT...NW wind 25 kt. Seas 9 ft. Freezing spray NW of St Matthew
Island
.SUN...N wind 15 kt. Seas 6 ft.
.SUN NIGHT...NW wind 20 kt. Seas 5 ft.
.MON THROUGH WED...NW wind 25 kt. Seas 8 ft.

$$

The office that day

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

IssuedProductOfficeCountiesLasted
Oct 21, 10:35 PM AKDTDense Fog AdvisoryAFC9 hr
Oct 22, 3:31 AM AKDTGale WarningAFC48 hr
Oct 22, 3:31 AM AKDTSmall Craft AdvisoryAFC48 hr
Oct 22, 3:32 AM AKDTGale WarningAFC36 hr
Oct 22, 3:58 AM AKDTGale WarningAFC48 hr
Oct 22, 3:58 AM AKDTHurricane Force Wind WarningAFC12 hr
Oct 22, 3:58 AM AKDTSmall Craft AdvisoryAFC6 days
Oct 22, 3:58 AM AKDTStorm WarningAFC12 hr
Oct 22, 4:00 AM AKDTStorm WarningAFC12 hr
Oct 22, 3:35 PM AKDTGale WarningAFC60 hr
Oct 22, 3:35 PM AKDTGale WarningAFC60 hr
Oct 22, 3:35 PM AKDTSmall Craft AdvisoryAFC6 days
Oct 22, 3:40 PM AKDTGale WarningAFC36 hr
Oct 22, 3:41 PM AKDTStorm WarningAFC24 hr

Nearby

Storm Warnings in Alaska, 2021Every storm warning 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.