Alert archive / Alaska / Small Craft Advisories in 2021

Small Craft Advisory 314, NWS Anchorage, AK

April 17, 2021

NWS Anchorage, AK issued this small craft advisory at Apr 17, 2021, 3:12 PM AKDT. It was in force for 40 hr.

The area

The counties it named.

The facts

Issued: Apr 17, 2021, 3:12 PM AKDT (23:12 UTC)
Expired: Apr 19, 2021, 6:51 AM AKDT
In force: 40 hr
Issued by: NWS Anchorage, AK

The text

As transmitted.

504 
FZAK52 PAFC 172312
CWFALU

Coastal Waters Forecast
National Weather Service Anchorage Alaska
312 PM AKDT Sat Apr 17 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.

PKZ199-181200-
312 PM AKDT Sat Apr 17 2021
.SYNOPSIS FOR SOUTHWEST ALASKA+BRISTOL BAY+THE ALASKA
PENINSULA WATERS AND THE ALEUTIAN ISLANDS...

A 1013 mb low 320 nm west of Saint Matthew Island moves to 270 nm
west of Saint Matthew Island at 1030 mb Sun afternoon and
dissipates. Its front remains stationary over the Bering and 
central Aleutians through Sunday, then tapers off Sun night. A 
front from the North Pacific extends to the eastern Bering tonight
and moves westward through Pribilof Islands and the Aleutians 
through Mon afternoon.

$$

PKZ150-181200-
South of the AK Peninsula Sitkinak to Castle Cape-
312 PM AKDT Sat Apr 17 2021

...GALE WARNING SUNDAY AND SUNDAY NIGHT...

.TONIGHT...NE wind 25 kt. Seas 7 ft. Rain showers.
.SUN...NE wind 25 kt increasing to 35 kt in the afternoon. Seas 9 
ft. Rain.
.SUN NIGHT...NE wind 35 kt. Seas 11 ft.
.MON...NE wind 35 kt. Seas 16 ft.
.MON NIGHT...SE wind 30 kt. Seas 14 ft.
.TUE THROUGH WED...E wind 30 kt. Seas 13 ft.
.THU...NE wind 15 kt. Seas 10 ft.

$$

PKZ155-181200-
South of the AK Peninsula Castle Cape to Cape Sarichef-
312 PM AKDT Sat Apr 17 2021

...GALE WARNING SUNDAY NIGHT...

.TONIGHT...N wind 20 kt except NE 25 kt from the Shumagin Islands
E. Seas 5 ft.
.SUN...N wind 20 kt except NE 30 kt from the Shumagin Islands E. Seas
6 ft.
.SUN NIGHT...NE wind 35 kt. Seas 10 ft. Rain.
.MON AND MON NIGHT...E wind 30 kt. Seas 12 ft.
.TUE THROUGH WED...E wind 30 kt. Seas 15 ft.
.THU...NE wind 15 kt. Seas 9 ft.

$$

PKZ160-181200-
Bristol Bay-
312 PM AKDT Sat Apr 17 2021

...SMALL CRAFT ADVISORY SUNDAY NIGHT...

.TONIGHT...NE wind 15 kt. Seas in ice free waters 2 ft.
.SUN...NE wind 20 kt. Seas in ice free waters 2 ft.
.SUN NIGHT...NE wind 25 kt. Seas in ice free waters 3 ft.
.MON AND MON NIGHT...E wind 30 kt. Seas in ice free waters 4 ft.
.TUE...NE wind 25 kt. Seas in ice free waters 4 ft.
.WED...NE wind 20 kt. Seas in ice free waters 4 ft.
.THU...NE wind 15 kt. Seas in ice free waters 2 ft.

$$

PKZ165-181200-
Port Heiden to Cape Sarichef-
312 PM AKDT Sat Apr 17 2021

...SMALL CRAFT ADVISORY SUNDAY NIGHT...

.TONIGHT...NE wind 20 kt. Seas 4 ft.
.SUN...NE wind 20 kt. Seas 4 ft.
.SUN NIGHT...NE wind 30 kt. Seas 6 ft.
.MON AND MON NIGHT...NE wind 30 kt. Seas 8 ft.
.TUE THROUGH WED...NE wind 30 kt. Seas 11 ft.
.THU...E wind 15 kt. Seas 4 ft.

$$

PKZ170-181200-
Cape Sarichef to Nikolski Bering Side-
312 PM AKDT Sat Apr 17 2021

...SMALL CRAFT ADVISORY SUNDAY NIGHT...

.TONIGHT...N wind increasing to 15 kt. Seas 4 ft.
.SUN...N wind 20 kt. Seas 4 ft.
.SUN NIGHT...N wind 25 kt. Seas 6 ft.
.MON...NE wind 30 kt. Seas 10 ft.
.MON NIGHT...NE wind 25 kt. Seas 9 ft.
.TUE THROUGH WED...NE wind 30 kt. Seas 11 ft.
.THU...E wind 15 kt. Seas 7 ft.

$$

PKZ171-181200-
Unalaska Bay-
312 PM AKDT Sat Apr 17 2021

.TONIGHT...N wind 10 kt. Seas 3 ft.
.SUN...N wind 10 kt becoming NW in the afternoon. Seas 3 ft.
.SUN NIGHT...NW wind 15 kt. Seas 5 ft.
.MON AND MON NIGHT...NE wind 15 kt. Seas 5 ft.
.TUE THROUGH WED...NE wind 25 kt. Seas 10 ft.
.THU...E wind 10 kt. Seas 2 ft.

$$

PKZ172-181200-
Cape Sarichef to Nikolski Pacific Side-
312 PM AKDT Sat Apr 17 2021

...SMALL CRAFT ADVISORY SUNDAY NIGHT...

.TONIGHT...N wind 20 kt. Seas 4 ft.
.SUN...N wind 20 kt. Seas 4 ft.
.SUN NIGHT...N wind 25 kt. Seas 6 ft.
.MON AND MON NIGHT...NE wind 25 kt. Seas 8 ft.
.TUE THROUGH WED...NE wind 30 kt. Seas 14 ft.
.THU...E wind 15 kt. Seas 9 ft.

$$

PKZ173-181200-
Nikolski to Seguam Island Bering Side-
312 PM AKDT Sat Apr 17 2021

...SMALL CRAFT ADVISORY SUNDAY NIGHT...

.TONIGHT...E wind 15 kt. Seas 4 ft.
.SUN...Variable wind 10 kt becoming NE 20 kt in the afternoon. Seas 
6 ft.
.SUN NIGHT...N wind 25 kt. Seas 7 ft.
.MON AND MON NIGHT...NE wind 30 kt. Seas 11 ft.
.TUE THROUGH WED...NE wind 25 kt. Seas 11 ft.
.THU...E wind 15 kt. Seas 8 ft.

$$

PKZ174-181200-
Nikolski to Seguam Island Pacific Side-
312 PM AKDT Sat Apr 17 2021

...SMALL CRAFT ADVISORY SUNDAY NIGHT...

.TONIGHT...Variable wind 10 kt. Seas 4 ft.
.SUN... Variable wind 10 kt becoming N 15 kt in the afternoon. Seas 
5 ft.
.SUN NIGHT...N wind 25 kt. Seas 7 ft.
.MON AND MON NIGHT...N wind 30 kt. Seas 10 ft.
.TUE THROUGH WED...N wind 25 kt. Seas 10 ft.
.THU...E wind 15 kt. Seas 9 ft.

$$

PKZ175-181200-
Seguam Island to Adak Bering Side-
312 PM AKDT Sat Apr 17 2021

...SMALL CRAFT ADVISORY SUNDAY AND SUNDAY NIGHT...

.TONIGHT...SE wind 20 kt. Seas 7 ft. Rain and snow.
.SUN...Variable wind 10 kt. Seas 8 ft.
.SUN NIGHT...NE wind 15 kt becoming N 25 kt after midnight. Seas 6 
ft.
.MON AND MON NIGHT...N wind 30 kt. Seas 11 ft.
.TUE THROUGH WED...N wind 25 kt. Seas 10 ft.
.THU...NE wind 15 kt. Seas 8 ft.

$$

PKZ176-181200-
Seguam Island to Adak Pacific Side-
312 PM AKDT Sat Apr 17 2021

...SMALL CRAFT ADVISORY TONIGHT AND SUNDAY NIGHT...

.TONIGHT...SE wind 25 kt. Seas 8 ft. Rain and snow.
.SUN...E wind 15 kt. Seas 7 ft.
.SUN NIGHT...N wind 25 kt. Seas 6 ft.
.MON AND MON NIGHT...N wind 30 kt. Seas 10 ft.
.TUE THROUGH WED...N wind 25 kt. Seas 8 ft.
.THU...NE wind 20 kt. Seas 8 ft.

$$

PKZ177-181200-
Adak to Kiska-
312 PM AKDT Sat Apr 17 2021

...GALE WARNING TONIGHT...

.TONIGHT...N wind 35 kt. Seas 12 ft. Rain and snow showers.
.SUN...N wind 30 kt diminishing to 20 kt in the afternoon. Seas
10 ft.
.SUN NIGHT...N wind 20 kt. Seas 6 ft.
.MON...N wind 25 kt. Seas 6 ft.
.MON NIGHT...N wind 30 kt. Seas 9 ft.
.TUE...N wind 25 kt. Seas 9 ft.
.WED...N wind 20 kt. Seas 8 ft.
.THU...NE wind 20 kt. Seas 8 ft.

$$

PKZ178-181200-
Kiska to Attu-
312 PM AKDT Sat Apr 17 2021

...SMALL CRAFT ADVISORY THROUGH SUNDAY...

.TONIGHT...NW wind 30 kt. Seas 11 ft.
.SUN...NW wind 25 kt. Seas 8 ft.
.SUN NIGHT...N wind 20 kt. Seas 6 ft.
.MON...NE wind 15 kt. Seas 4 ft.
.MON NIGHT...NE wind 25 kt. Seas 5 ft.
.TUE THROUGH THU...NE wind 20 kt. Seas 9 ft.

$$

PKZ179-181200-
Pribilof Islands Near Shore Waters-
312 PM AKDT Sat Apr 17 2021

...SMALL CRAFT ADVISORY SUNDAY NIGHT...

.TONIGHT...Variable wind 10 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...NE wind 30 kt. Seas 9 ft.
.TUE...NE wind 30 kt. Seas 10 ft.
.WED...NE wind 25 kt. Seas 9 ft.
.THU...NE wind 15 kt. Seas 7 ft.

$$

PKZ180-181200-
Kuskokwim Delta and Etolin Strait-
312 PM AKDT Sat Apr 17 2021

...SMALL CRAFT ADVISORY SUNDAY NIGHT...

.TONIGHT...NE wind 15 kt. Seas in ice free waters 4 ft.
.SUN...NE wind 20 kt. Seas in ice free waters 4 ft.
.SUN NIGHT...N wind 25 kt. Seas in ice free waters 4 ft.
.MON...NE wind 25 kt. Seas in ice free waters 5 ft.
.MON NIGHT...NE wind 30 kt. Seas in ice free waters 6 ft.
.TUE...NE wind 30 kt. Seas in ice free waters 6 ft.
.WED...NE wind 25 kt. Seas in ice free waters 6 ft.
.THU...NE wind 15 kt. Seas in ice free waters 3 ft.

$$

PKZ181-181200-
North and West of Nunivak Island-
312 PM AKDT Sat Apr 17 2021

.TONIGHT...Variable wind 10 kt. Seas in ice free waters 3 ft.
.SUN...N wind 20 kt. Seas in ice free waters 3 ft.
.SUN NIGHT...N wind 20 kt. Seas in ice free waters 3 ft.
.MON AND MON NIGHT...NE wind 30 kt. Seas in ice free waters 4 ft.
.TUE...NE wind 30 kt. Seas in ice free waters 4 ft.
.WED...NE wind 20 kt. Seas in ice free waters 3 ft.
.THU...NE wind 15 kt. Seas in ice free waters 3 ft.

$$

PKZ185-181200-
Saint Matthew Island Waters-
312 PM AKDT Sat Apr 17 2021

...SMALL CRAFT ADVISORY TONIGHT AND SUNDAY NIGHT...

.TONIGHT...SE wind 15 kt E of Saint Matthew Island... SE 25 kt W of 
Saint Matthew Island. Seas in ice free waters 9 ft.
.SUN...E wind 15 kt becoming N in the afternoon. Seas in ice free 
waters 7 ft.
.SUN NIGHT...N wind 25 kt. Seas in ice free waters 5 ft.
.MON AND MON NIGHT...NE wind 30 kt. Seas in ice free waters 6 ft.
.TUE...NE wind 30 kt. Seas in ice free waters 7 ft.
.WED...NE wind 20 kt. Seas in ice free waters 6 ft.
.THU...NE wind 15 kt. Seas in ice free waters 5 ft.

$$

4 follow-up statements

404 
FZAK52 PAFC 181143
CWFALU

Coastal Waters Forecast
National Weather Service Anchorage Alaska
343 AM AKDT Sun Apr 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.

PKZ199-190015-
343 AM AKDT Sun Apr 18 2021
.SYNOPSIS FOR SOUTHWEST ALASKA+BRISTOL BAY+THE ALASKA
PENINSULA WATERS AND THE ALEUTIAN ISLANDS...

A front in the Western Bering remains stationary as it weakens
through Sun evening. A low with multiple centers moves 200 nm
south of Chignik Mon afternoon at 999 mb then to 200 nm south of
Dutch Harbor at 1003 mb Tue morning.

$$

PKZ150-190015-
South of the AK Peninsula Sitkinak to Castle Cape-
343 AM AKDT Sun Apr 18 2021

...GALE WARNING THROUGH MONDAY...

.TODAY...NE wind 25 kt increasing to 35 kt in the afternoon. Seas 9 
ft.
.TONIGHT...NE wind 35 kt. Seas 11 ft.
.MON...NE wind 35 kt. Seas 14 ft. Rain.
.MON NIGHT...SE wind 30 kt. Seas 13 ft.
.TUE THROUGH WED...E wind 30 kt. Seas 12 ft.
.THU...NE wind 15 kt. Seas 9 ft.

$$

PKZ155-190015-
South of the AK Peninsula Castle Cape to Cape Sarichef-
343 AM AKDT Sun Apr 18 2021

...GALE WARNING TONIGHT...

.TODAY...N wind 20 kt except NE 30 kt from the Shumagin Islands E.
Seas 6 ft.
.TONIGHT...N wind 35 kt. Seas 10 ft. Rain.
.MON...NE wind 30 kt. Seas 9 ft.
.MON NIGHT...E wind 30 kt. Seas 12 ft.
.TUE...E wind 30 kt. Seas 12 ft.
.WED...NE wind 35 kt. Seas 15 ft.
.THU...NE wind 20 kt. Seas 11 ft.

$$

PKZ160-190015-
Bristol Bay-
343 AM AKDT Sun Apr 18 2021

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

.TODAY...NE wind 20 kt. Seas in ice free waters 3 ft.
.TONIGHT...NE wind 25 kt. Seas in ice free waters 3 ft.
.MON...NE wind 30 kt. Seas in ice free waters 4 ft.
.MON NIGHT...E wind 30 kt. Seas in ice free waters 5 ft.
.TUE...NE wind 25 kt. Seas in ice free waters 4 ft.
.WED...NE wind 20 kt. Seas in ice free waters 3 ft.
.THU...NE wind 15 kt. Seas in ice free waters 3 ft.

$$

PKZ165-190015-
Port Heiden to Cape Sarichef-
343 AM AKDT Sun Apr 18 2021

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

.TODAY...NE wind 20 kt. Seas 4 ft.
.TONIGHT...NE wind 30 kt. Seas 6 ft.
.MON...NE wind 30 kt. Seas 8 ft. Rain.
.MON NIGHT...NE wind 30 kt. Seas 8 ft.
.TUE THROUGH WED...NE wind 30 kt. Seas 8 ft.
.THU...NE wind 15 kt. Seas 4 ft.

$$

PKZ170-190015-
Cape Sarichef to Nikolski Bering Side-
343 AM AKDT Sun Apr 18 2021

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

.TODAY...N wind 20 kt. Seas 4 ft.
.TONIGHT...N wind 25 kt. Seas 7 ft.
.MON...N wind 30 kt. Seas 10 ft. Rain.
.MON NIGHT...NE wind 25 kt. Seas 10 ft.
.TUE THROUGH WED...NE wind 30 kt. Seas 9 ft.
.THU...NE wind 20 kt. Seas 7 ft.

$$

PKZ171-190015-
Unalaska Bay-
343 AM AKDT Sun Apr 18 2021

.TODAY...N wind 10 kt becoming NW in the afternoon. Seas 3 ft.
.TONIGHT...NW wind 15 kt. Seas 5 ft. Rain.
.MON...N wind 15 kt diminishing to 10 kt in the afternoon. Seas 5
ft subsiding to 3 ft in the afternoon. Widespread rain showers.
.MON NIGHT...NE wind 15 kt. Seas 5 ft.
.TUE...NE wind 20 kt. Seas 5 ft.
.WED...NE wind 25 kt. Seas 7 ft.
.THU...NE wind 15 kt. Seas 3 ft.

$$

PKZ172-190015-
Cape Sarichef to Nikolski Pacific Side-
343 AM AKDT Sun Apr 18 2021

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

.TODAY...N wind 20 kt. Seas 4 ft.
.TONIGHT...N wind 30 kt. Seas 7 ft.
.MON...N wind 25 kt. Seas 8 ft. Rain.
.MON NIGHT...NE wind 25 kt. Seas 8 ft.
.TUE...NE wind 30 kt. Seas 13 ft.
.WED...NE wind 35 kt. Seas 15 ft.
.THU...NE wind 25 kt. Seas 12 ft.

$$

PKZ173-190015-
Nikolski to Seguam Island Bering Side-
343 AM AKDT Sun Apr 18 2021

...GALE WARNING MONDAY...

.TODAY...Variable wind 10 kt becoming NE 20 kt in the afternoon.
Seas 6 ft.
.TONIGHT...N wind 25 kt. Seas 7 ft.
.MON...N wind 35 kt. Seas 11 ft. Rain.
.MON NIGHT...NE wind 30 kt. Seas 11 ft.
.TUE THROUGH WED...N wind 25 kt. Seas 10 ft.
.THU...NE wind 20 kt. Seas 7 ft.

$$

PKZ174-190015-
Nikolski to Seguam Island Pacific Side-
343 AM AKDT Sun Apr 18 2021

...GALE WARNING MONDAY...

.TODAY...N wind 15 kt. Seas 5 ft.
.TONIGHT...N wind 25 kt. Seas 7 ft.
.MON...N wind 35 kt. Seas 10 ft. Rain.
.MON NIGHT...N wind 30 kt. Seas 10 ft.
.TUE...NE wind 25 kt. Seas 9 ft.
.WED...N wind 25 kt. Seas 13 ft.
.THU...NE wind 20 kt. Seas 12 ft.

$$

PKZ175-190015-
Seguam Island to Adak Bering Side-
343 AM AKDT Sun Apr 18 2021

...GALE WARNING MONDAY...

.TODAY...E wind 10 kt. Seas 8 ft.
.TONIGHT...N wind 15 kt increasing to 25 kt after midnight. Seas 6 
ft.
.MON...N wind 35 kt. Seas 9 ft.
.MON NIGHT...N wind 35 kt. Seas 11 ft.
.TUE THROUGH WED...N wind 25 kt. Seas 10 ft.
.THU...NE wind 20 kt. Seas 7 ft.

$$

PKZ176-190015-
Seguam Island to Adak Pacific Side-
343 AM AKDT Sun Apr 18 2021

...GALE WARNING MONDAY...

.TODAY...E wind 15 kt. Seas 7 ft.
.TONIGHT...N wind 25 kt. Seas 5 ft.
.MON...N wind 35 kt. Seas 9 ft.
.MON NIGHT...N wind 35 kt. Seas 10 ft.
.TUE THROUGH WED...N wind 25 kt. Seas 8 ft.
.THU...NE wind 20 kt. Seas 10 ft.

$$

PKZ177-190015-
Adak to Kiska-
343 AM AKDT Sun Apr 18 2021

...SMALL CRAFT ADVISORY TODAY AND MONDAY...

.TODAY...N wind 30 kt diminishing to 20 kt in the afternoon. Seas
10 ft.
.TONIGHT...N wind 20 kt. Seas 6 ft.
.MON...N wind 25 kt. Seas 5 ft.
.MON NIGHT...N wind 30 kt. Seas 8 ft.
.TUE...N wind 25 kt. Seas 9 ft.
.WED...N wind 20 kt. Seas 8 ft.
.THU...NE wind 25 kt. Seas 7 ft.

$$

PKZ178-190015-
Kiska to Attu-
343 AM AKDT Sun Apr 18 2021

...SMALL CRAFT ADVISORY TODAY...

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

$$

PKZ179-190015-
Pribilof Islands Near Shore Waters-
343 AM AKDT Sun Apr 18 2021

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

.TODAY...North wind 10 kt increasing to 20 kt in the afternoon. Seas
5 ft.
.TONIGHT...N wind 25 kt. Seas 6 ft.
.MON...N wind 30 kt. Seas 8 ft.
.MON NIGHT...NE wind 30 kt. Seas 10 ft.
.TUE...NE wind 30 kt. Seas 10 ft.
.WED...NE wind 25 kt. Seas 7 ft.
.THU...NE wind 15 kt. Seas 5 ft.

$$

PKZ180-190015-
Kuskokwim Delta and Etolin Strait-
343 AM AKDT Sun Apr 18 2021

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

.TODAY...NE wind 20 kt. Seas in ice free waters 4 ft.
.TONIGHT...N wind 25 kt. Seas in ice free waters 4 ft.
.MON...NE wind 30 kt. Seas in ice free waters 6 ft.
.MON NIGHT...NE wind 30 kt. Seas in ice free waters 7 ft.
.TUE...NE wind 30 kt. Seas in ice free waters 6 ft.
.WED...NE wind 25 kt. Seas in ice free waters 4 ft.
.THU...NE wind 15 kt. Seas in ice free waters 3 ft.

$$

PKZ181-190015-
North and West of Nunivak Island-
343 AM AKDT Sun Apr 18 2021

...SMALL CRAFT ADVISORY MONDAY...

.TODAY...N wind 20 kt. Seas in ice free waters 3 ft.
.TONIGHT...N wind 20 kt. Seas in ice free waters 3 ft.
.MON...N wind 30 kt. Seas in ice free waters 4 ft.
.MON NIGHT...NE wind 35 kt. Seas in ice free waters 5 ft.
.TUE...NE wind 30 kt. Seas in ice free waters 4 ft.
.WED...NE wind 20 kt. Seas in ice free waters 3 ft.
.THU...N wind 15 kt. Seas in ice free waters 3 ft.

$$

PKZ185-190015-
Saint Matthew Island Waters-
343 AM AKDT Sun Apr 18 2021

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

.TODAY...E wind 15 kt. Seas in ice free waters 7 ft.
.TONIGHT...N wind 25 kt. Seas in ice free waters 5 ft.
.MON...N wind 30 kt. Seas in ice free waters 6 ft.
.MON NIGHT...NE wind 35 kt. Seas in ice free waters 7 ft.
.TUE...NE wind 30 kt. Seas in ice free waters 7 ft.
.WED...N wind 20 kt. Seas in ice free waters 5 ft.
.THU...NE wind 15 kt. Seas in ice free waters 4 ft.

$$

632 
FZAK52 PAFC 182335
CWFALU

Coastal Waters Forecast
National Weather Service Anchorage Alaska
335 PM AKDT Sun Apr 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.

PKZ199-191215-
335 PM AKDT Sun Apr 18 2021
.SYNOPSIS FOR SOUTHWEST ALASKA+BRISTOL BAY+THE ALASKA
PENINSULA WATERS AND THE ALEUTIAN ISLANDS...

A weak low in the Western Bering will remain stationary as it 
decays through Mon morning. A low with multiple centers moves 140
nm south of Perryville Mon afternoon at 998 mb then to 250 nm 
south of Dutch Harbor at 1003 mb Tue morning.

$$

PKZ150-191215-
South of the AK Peninsula Sitkinak to Castle Cape-
335 PM AKDT Sun Apr 18 2021

...GALE WARNING THROUGH MONDAY...

.TONIGHT...NE wind 35 kt. Seas 10 ft. Rain showers.
.MON...NE wind 35 kt. Seas 15 ft. Rain showers.
.MON NIGHT...E wind 30 kt becoming SE 20 kt after midnight. Seas
14 ft. Rain showers.
.TUE...E wind 25 kt. Seas 10 ft.
.TUE NIGHT...E wind 35 kt. Seas 11 ft.
.WED...E wind 35 kt. Seas 15 ft.
.THU THROUGH FRI...N wind 15 kt. Seas 8 ft.

$$

PKZ155-191215-
South of the AK Peninsula Castle Cape to Cape Sarichef-
335 PM AKDT Sun Apr 18 2021

...GALE WARNING MONDAY AND MONDAY NIGHT...

.TONIGHT...N wind 30 kt. Seas 10 ft. Rain.
.MON...NE wind 30 kt. From the Shumagin Islands E, NE wind 25 kt
increasing to 35 kt in the afternoon. Seas 11 ft. Rain showers.
.MON NIGHT...NE wind 25 kt. From the Shumagin Islands E, E wind
35 kt diminishing to 25 kt after midnight. Seas 13 ft. Rain
showers.
.TUE...E wind 25 kt. Seas 10 ft.
.TUE NIGHT...NE wind 40 kt. Seas 12 ft.
.WED...E wind 40 kt. Seas 16 ft.
.THU...NE wind 20 kt. Seas 11 ft.
.FRI...Variable wind 10 kt. Seas 7 ft.

$$

PKZ160-191215-
Bristol Bay-
335 PM AKDT Sun Apr 18 2021

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

.TONIGHT...NE wind 25 kt. Seas in ice free waters 3 ft.
.MON...NE wind 30 kt. Seas in ice free waters 3 ft.
.MON NIGHT...NE wind 30 kt. Seas in ice free waters 4 ft.
.TUE...E wind 25 kt. Seas in ice free waters 3 ft.
.TUE NIGHT...NE wind 30 kt. Seas in ice free waters 3 ft.
.WED...NE wind 30 kt. Seas in ice free waters 4 ft.
.THU...NE wind 15 kt. Seas in ice free waters 3 ft.
.FRI...W wind 10 kt. Seas in ice free waters 3 ft.

$$

PKZ165-191215-
Port Heiden to Cape Sarichef-
335 PM AKDT Sun Apr 18 2021

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

.TONIGHT...N wind 25 kt. Seas 6 ft.
.MON...NE wind 30 kt. Seas 8 ft.
.MON NIGHT...NE wind 30 kt. Seas 9 ft.
.TUE...E wind 25 kt. Seas 9 ft.
.TUE NIGHT...NE wind 30 kt. Seas 7 ft.
.WED...NE wind 35 kt. Seas 10 ft.
.THU...NE wind 15 kt. Seas 4 ft.
.FRI...Variable wind 10 kt. Seas 3 ft.

$$

PKZ170-191215-
Cape Sarichef to Nikolski Bering Side-
335 PM AKDT Sun Apr 18 2021

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

.TONIGHT...N wind 25 kt. Seas 7 ft.
.MON...N wind 30 kt. Seas 10 ft. Rain.
.MON NIGHT...NE wind 30 kt. Seas 10 ft.
.TUE AND TUE NIGHT...NE wind 30 kt. Seas 11 ft.
.WED...NE wind 35 kt. Seas 10 ft.
.THU...NE wind 20 kt. Seas 7 ft.
.FRI...Variable wind 10 kt. Seas 3 ft.

$$

PKZ171-191215-
Unalaska Bay-
335 PM AKDT Sun Apr 18 2021

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

.TONIGHT...N wind 25 kt. Seas 7 ft. Rain and snow.
.MON...N wind 30 kt. Seas 9 ft. Rain.
.MON NIGHT...NE wind 25 kt. Seas 8 ft.
.TUE...NE wind 25 kt. Seas 8 ft.
.TUE NIGHT...NE wind 30 kt. Seas 6 ft.
.WED...NE wind 30 kt. Seas 8 ft.
.THU...NE wind 15 kt. Seas 3 ft.
.FRI...Variable wind less than 10 kt. Seas 3 ft.

$$

PKZ172-191215-
Cape Sarichef to Nikolski Pacific Side-
335 PM AKDT Sun Apr 18 2021

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

.TONIGHT...N wind 30 kt. Seas 7 ft.
.MON...N wind 30 kt. Seas 8 ft.
.MON NIGHT...N wind 25 kt. Seas 8 ft.
.TUE...E wind 25 kt. Seas 9 ft.
.TUE NIGHT...NE wind 35 kt. Seas 10 ft.
.WED...NE wind 40 kt. Seas 16 ft.
.THU...NE wind 25 kt. Seas 12 ft.
.FRI...Variable wind 10 kt. Seas 7 ft.

$$

PKZ173-191215-
Nikolski to Seguam Island Bering Side-
335 PM AKDT Sun Apr 18 2021

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

.TONIGHT...N wind 25 kt. Seas 7 ft.
.MON...N wind 30 kt. Seas 11 ft.
.MON NIGHT...N wind 30 kt. Seas 11 ft.
.TUE...NE wind 30 kt. Seas 11 ft.
.TUE NIGHT...NE wind 25 kt. Seas 11 ft.
.WED...NE wind 30 kt. Seas 9 ft.
.THU...NE wind 20 kt. Seas 7 ft.
.FRI...E wind 15 kt. Seas 4 ft.

$$

PKZ174-191215-
Nikolski to Seguam Island Pacific Side-
335 PM AKDT Sun Apr 18 2021

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

.TONIGHT...N wind 25 kt. Seas 7 ft.
.MON...N wind 30 kt. Seas 11 ft.
.MON NIGHT...N wind 30 kt. Seas 11 ft.
.TUE...NE wind 30 kt. Seas 10 ft.
.TUE NIGHT...NE wind 25 kt. Seas 10 ft.
.WED...N wind 30 kt. Seas 13 ft.
.THU...NE wind 20 kt. Seas 12 ft.
.FRI...E wind 15 kt. Seas 8 ft.

$$

PKZ175-191215-
Seguam Island to Adak Bering Side-
335 PM AKDT Sun Apr 18 2021

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

.TONIGHT...N wind 15 kt. Seas 6 ft.
.MON...N wind 30 kt. Seas 9 ft.
.MON NIGHT...N wind 30 kt. Seas 11 ft.
.TUE...N wind 30 kt. Seas 11 ft.
.TUE NIGHT...NE wind 25 kt. Seas 10 ft.
.WED...N wind 25 kt. Seas 9 ft.
.THU THROUGH FRI...E wind 20 kt. Seas 6 ft.

$$

PKZ176-191215-
Seguam Island to Adak Pacific Side-
335 PM AKDT Sun Apr 18 2021

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

.TONIGHT...N wind 15 kt. Seas 5 ft.
.MON...N wind 30 kt. Seas 8 ft.
.MON NIGHT...N wind 30 kt. Seas 10 ft.
.TUE...N wind 30 kt. Seas 9 ft.
.TUE NIGHT...NE wind 25 kt. Seas 8 ft.
.WED...N wind 30 kt. Seas 9 ft.
.THU THROUGH FRI...E wind 20 kt. Seas 10 ft.

$$

PKZ177-191215-
Adak to Kiska-
335 PM AKDT Sun Apr 18 2021

...SMALL CRAFT ADVISORY MONDAY NIGHT...

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

$$

PKZ178-191215-
Kiska to Attu-
335 PM AKDT Sun Apr 18 2021

.TONIGHT...NW wind 15 kt becoming NE after midnight. Seas 6 ft.
.MON...NE wind 15 kt. Seas 4 ft.
.MON NIGHT...NE wind 15 kt. Seas 3 ft.
.TUE...NE wind 20 kt. Seas 6 ft.
.TUE NIGHT...NE wind 15 kt. Seas 7 ft.
.WED...NE wind 15 kt. Seas 7 ft.
.THU...NE wind 25 kt. Seas 7 ft.
.FRI...E wind 25 kt. Seas 12 ft.

$$

PKZ179-191215-
Pribilof Islands Near Shore Waters-
335 PM AKDT Sun Apr 18 2021

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

.TONIGHT...N wind 25 kt. Seas 6 ft.
.MON...N wind 30 kt. Seas 9 ft.
.MON NIGHT...N wind 30 kt. Seas 10 ft.
.TUE...NE wind 30 kt. Seas 10 ft.
.TUE NIGHT...NE wind 25 kt. Seas 9 ft.
.WED...NE wind 30 kt. Seas 8 ft.
.THU...NE wind 15 kt. Seas 5 ft.
.FRI...Variable wind 10 kt. Seas 3 ft.

$$

PKZ180-191215-
Kuskokwim Delta and Etolin Strait-
335 PM AKDT Sun Apr 18 2021

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

.TONIGHT...N wind 25 kt. Seas in ice free waters 4 ft. Patchy
freezing fog.
.MON...NE wind 30 kt. Seas in ice free waters 6 ft.
.MON NIGHT...NE wind 30 kt. Seas in ice free waters 6 ft.
.TUE AND TUE NIGHT...NE wind 30 kt. Seas in ice free waters 6 ft.
.WED...NE wind 30 kt. Seas in ice free waters 5 ft.
.THU...NE wind 15 kt. Seas in ice free waters 3 ft.
.FRI...N wind 10 kt. Seas in ice free waters 3 ft.

$$

PKZ181-191215-
North and West of Nunivak Island-
335 PM AKDT Sun Apr 18 2021

...GALE WARNING MONDAY NIGHT...

.TONIGHT...N wind 20 kt. Seas in ice free waters 4 ft. Patchy
freezing fog.
.MON...N wind 30 kt. Seas in ice free waters 4 ft.
.MON NIGHT...NE wind 40 kt. Seas in ice free waters 6 ft.
.TUE...NE wind 30 kt. Seas in ice free waters 5 ft.
.TUE NIGHT...NE wind 25 kt. Seas in ice free waters 3 ft.
.WED...NE wind 20 kt. Seas in ice free waters 3 ft.
.THU...N wind 15 kt. Seas in ice free waters 3 ft.
.FRI...Variable wind 10 kt. Seas in ice free waters 3 ft.

$$

PKZ185-191215-
Saint Matthew Island Waters-
335 PM AKDT Sun Apr 18 2021

...GALE WARNING MONDAY NIGHT...

.TONIGHT...N wind 25 kt. Seas in ice free waters 5 ft.
.MON...N wind 30 kt. Seas in ice free waters 5 ft.
.MON NIGHT...NE wind 35 kt. Seas in ice free waters 7 ft.
.TUE...NE wind 30 kt. Seas in ice free waters 7 ft.
.TUE NIGHT...NE wind 25 kt. Seas in ice free waters 7 ft.
.WED...NE wind 20 kt. Seas in ice free waters 5 ft.
.THU...NE wind 15 kt. Seas in ice free waters 4 ft.
.FRI...E wind 15 kt. Seas in ice free waters 3 ft.

$$

722 
FZAK52 PAFC 191155
CWFALU

Coastal Waters Forecast
National Weather Service Anchorage Alaska
355 AM AKDT Mon Apr 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.

PKZ199-200100-
355 AM AKDT Mon Apr 19 2021
.SYNOPSIS FOR SOUTHWEST ALASKA+BRISTOL BAY+THE ALASKA
PENINSULA WATERS AND THE ALEUTIAN ISLANDS...

A 992 mb low moves to 53N 157W Mon afternoon at 998 mb then to 
52N 164W at 1002 mb Tue morning as it exits into the North
Pacific. Low pressure lingers in the Southern Bering through Wed
morning.

$$

PKZ150-200100-
South of the AK Peninsula Sitkinak to Castle Cape-
355 AM AKDT Mon Apr 19 2021

...GALE WARNING TODAY...

.TODAY...NE wind 35 kt. Seas 15 ft. Rain showers.
.TONIGHT...E wind 30 kt becoming SE 20 kt after midnight. Seas
14 ft.
.TUE...NE wind 25 kt. Seas 10 ft.
.TUE NIGHT...E wind 40 kt. Seas 12 ft.
.WED...E wind 40 kt. Seas 17 ft.
.THU...E wind 15 kt. Seas 13 ft.
.FRI...E wind 15 kt. Seas 6 ft.

$$

PKZ155-200100-
South of the AK Peninsula Castle Cape to Cape Sarichef-
355 AM AKDT Mon Apr 19 2021

...GALE WARNING THROUGH TONIGHT...

.TODAY...NE wind 30 kt. From the Shumagin Islands E, NE wind 25 kt
increasing to 35 kt in the afternoon. Seas 11 ft. Rain showers.
.TONIGHT...NE wind 25 kt. From the Shumagin Islands E, E wind 35
kt diminishing to 25 kt after midnight. Seas 13 ft. Rain showers.
.TUE...E wind 25 kt. Seas 10 ft.
.TUE NIGHT...NE wind 40 kt. Seas 13 ft.
.WED...E wind 45 kt. Seas 17 ft.
.THU...E wind 30 kt. Seas 16 ft.
.FRI...E wind 15 kt. Seas 7 ft.

$$

PKZ160-200100-
Bristol Bay-
355 AM AKDT Mon Apr 19 2021

...SMALL CRAFT ADVISORY THROUGH TUESDAY...

.TODAY...NE wind 30 kt. Seas in ice free waters 3 ft.
.TONIGHT...NE wind 30 kt. Seas in ice free waters 4 ft.
.TUE...E wind 25 kt. Seas in ice free waters 3 ft.
.TUE NIGHT...NE wind 30 kt. Seas in ice free waters 3 ft.
.WED...NE wind 30 kt. Seas in ice free waters 5 ft.
.THU...E wind 20 kt. Seas in ice free waters 3 ft.
.FRI...E wind 15 kt. Seas in ice free waters 1 foot.

$$

PKZ165-200100-
Port Heiden to Cape Sarichef-
355 AM AKDT Mon Apr 19 2021

...SMALL CRAFT ADVISORY THROUGH TUESDAY...

.TODAY...NE wind 30 kt. Seas 8 ft.
.TONIGHT...NE wind 30 kt. Seas 9 ft.
.TUE...E wind 25 kt. Seas 9 ft.
.TUE NIGHT...NE wind 30 kt. Seas 7 ft.
.WED...E wind 35 kt. Seas 13 ft.
.THU...E wind 25 kt. Seas 10 ft.
.FRI...E wind 20 kt. Seas 4 ft.

$$

PKZ170-200100-
Cape Sarichef to Nikolski Bering Side-
355 AM AKDT Mon Apr 19 2021

...SMALL CRAFT ADVISORY THROUGH TUESDAY...

.TODAY...N wind 30 kt. Seas 10 ft. Rain.
.TONIGHT...NE wind 30 kt. Seas 10 ft.
.TUE...NE wind 30 kt. Seas 11 ft.
.TUE NIGHT...NE wind 30 kt. Seas 9 ft.
.WED...NE wind 35 kt. Seas 13 ft.
.THU...E wind 25 kt. Seas 12 ft.
.FRI...SE wind 15 kt. Seas 5 ft.

$$

PKZ171-200100-
Unalaska Bay-
355 AM AKDT Mon Apr 19 2021

...SMALL CRAFT ADVISORY THROUGH TUESDAY...

.TODAY...N wind 30 kt. Seas 9 ft. Rain.
.TONIGHT...NE wind 25 kt. Seas 8 ft.
.TUE...NE wind 25 kt. Seas 8 ft subsiding to 4 ft in the
afternoon.
.TUE NIGHT...NE wind 20 kt. Seas 5 ft.
.WED...NE wind 30 kt. Seas 10 ft.
.THU...E wind 20 kt. Seas 3 ft.
.FRI...SE wind 10 kt. Seas 2 ft.

$$

PKZ172-200100-
Cape Sarichef to Nikolski Pacific Side-
355 AM AKDT Mon Apr 19 2021

...SMALL CRAFT ADVISORY THROUGH TUESDAY...

.TODAY...N wind 30 kt. Seas 8 ft. Rain.
.TONIGHT...N wind 25 kt. Seas 8 ft.
.TUE...NE wind 25 kt. Seas 9 ft.
.TUE NIGHT...NE wind 35 kt. Seas 9 ft.
.WED...NE wind 40 kt. Seas 16 ft.
.THU...E wind 30 kt. Seas 16 ft.
.FRI...SE wind 15 kt. Seas 7 ft.

$$

PKZ173-200100-
Nikolski to Seguam Island Bering Side-
355 AM AKDT Mon Apr 19 2021

...SMALL CRAFT ADVISORY THROUGH TUESDAY...

.TODAY...N wind 30 kt. Seas 11 ft.
.TONIGHT...N wind 30 kt. Seas 11 ft.
.TUE...N wind 30 kt. Seas 12 ft.
.TUE NIGHT...NE wind 25 kt. Seas 11 ft.
.WED...N wind 30 kt. Seas 12 ft.
.THU...NE wind 25 kt. Seas 11 ft.
.FRI...SE wind 15 kt. Seas 5 ft.

$$

PKZ174-200100-
Nikolski to Seguam Island Pacific Side-
355 AM AKDT Mon Apr 19 2021

...SMALL CRAFT ADVISORY THROUGH TUESDAY...

.TODAY...N wind 30 kt. Seas 11 ft. Rain.
.TONIGHT...N wind 30 kt. Seas 11 ft.
.TUE...N wind 30 kt. Seas 10 ft.
.TUE NIGHT...NE wind 25 kt. Seas 10 ft.
.WED...N wind 30 kt. Seas 11 ft.
.THU...NW wind 20 kt. Seas 11 ft.
.FRI...SE wind 15 kt. Seas 8 ft.

$$

PKZ175-200100-
Seguam Island to Adak Bering Side-
355 AM AKDT Mon Apr 19 2021

...SMALL CRAFT ADVISORY THROUGH TUESDAY...

.TODAY...N wind 30 kt. Seas 9 ft.
.TONIGHT...N wind 30 kt. Seas 11 ft.
.TUE...N wind 30 kt. Seas 11 ft.
.TUE NIGHT...NE wind 25 kt. Seas 10 ft.
.WED...N wind 25 kt. Seas 10 ft.
.THU...N wind 20 kt. Seas 10 ft.
.FRI...Variable wind 10 kt. Seas 6 ft.

$$

PKZ176-200100-
Seguam Island to Adak Pacific Side-
355 AM AKDT Mon Apr 19 2021

...SMALL CRAFT ADVISORY THROUGH TUESDAY...

.TODAY...N wind 30 kt. Seas 8 ft.
.TONIGHT...N wind 30 kt. Seas 10 ft.
.TUE...N wind 30 kt. Seas 9 ft.
.TUE NIGHT...NE wind 25 kt. Seas 9 ft.
.WED...N wind 25 kt. Seas 9 ft.
.THU...NW wind 20 kt. Seas 9 ft.
.FRI...SE wind 15 kt. Seas 7 ft.

$$

PKZ177-200100-
Adak to Kiska-
355 AM AKDT Mon Apr 19 2021

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

.TODAY...N wind 20 kt. Seas 4 ft.
.TONIGHT...N wind 30 kt. Seas 7 ft.
.TUE...N wind 25 kt. Seas 8 ft.
.TUE NIGHT...NE wind 20 kt. Seas 8 ft.
.WED...N wind 20 kt. Seas 8 ft.
.THU...N wind 15 kt. Seas 7 ft.
.FRI...E wind 15 kt. Seas 9 ft.

$$

PKZ178-200100-
Kiska to Attu-
355 AM AKDT Mon Apr 19 2021

.TODAY...NE wind 15 kt. Seas 4 ft.
.TONIGHT...NE wind 15 kt. Seas 3 ft.
.TUE...NE wind 20 kt. Seas 5 ft.
.TUE NIGHT...NE wind 15 kt. Seas 6 ft.
.WED...NE wind 15 kt. Seas 7 ft.
.THU THROUGH FRI...N wind 15 kt. Seas 9 ft.

$$

PKZ179-200100-
Pribilof Islands Near Shore Waters-
355 AM AKDT Mon Apr 19 2021

...SMALL CRAFT ADVISORY THROUGH TUESDAY...

.TODAY...N wind 30 kt. Seas 9 ft.
.TONIGHT...N wind 30 kt. Seas 10 ft.
.TUE...NE wind 30 kt. Seas 10 ft.
.TUE NIGHT...NE wind 25 kt. Seas 9 ft.
.WED...NE wind 30 kt. Seas 9 ft.
.THU...NE wind 20 kt. Seas 8 ft.
.FRI...E wind 15 kt. Seas 6 ft.

$$

PKZ180-200100-
Kuskokwim Delta and Etolin Strait-
355 AM AKDT Mon Apr 19 2021

...SMALL CRAFT ADVISORY THROUGH TUESDAY...

.TODAY...NE wind 30 kt. Seas in ice free waters 6 ft.
.TONIGHT...NE wind 30 kt. Seas in ice free waters 6 ft.
.TUE...NE wind 30 kt. Seas in ice free waters 6 ft.
.TUE NIGHT...NE wind 30 kt. Seas in ice free waters 5 ft.
.WED...NE wind 30 kt. Seas in ice free waters 7 ft.
.THU...E wind 25 kt. Seas in ice free waters 6 ft.
.FRI...E wind 15 kt. Seas in ice free waters 3 ft.

$$

PKZ181-200100-
North and West of Nunivak Island-
355 AM AKDT Mon Apr 19 2021

...GALE WARNING TONIGHT...

.TODAY...N wind 30 kt. Seas in ice free waters 4 ft.
.TONIGHT...NE wind 40 kt. Seas in ice free waters 6 ft.
.TUE...NE wind 30 kt. Seas in ice free waters 5 ft.
.TUE NIGHT...NE wind 25 kt. Seas in ice free waters 3 ft.
.WED...NE wind 25 kt. Seas in ice free waters 3 ft.
.THU...E wind 20 kt. Seas in ice free waters 3 ft.
.FRI...E wind 15 kt. Seas in ice free waters 3 ft.

$$

PKZ185-200100-
Saint Matthew Island Waters-
355 AM AKDT Mon Apr 19 2021

...GALE WARNING TONIGHT...
...HEAVY FREEZING SPRAY WARNING TONIGHT AND TUESDAY...

.TODAY...N wind 30 kt. Seas in ice free waters 5 ft.
.TONIGHT...NE wind 35 kt. Seas in ice free waters 7 ft. Heavy freezing
spray near ice edge.
.TUE...NE wind 30 kt. Seas in ice free waters 7 ft. Heavy freezing
spray near ice edge in the morning.
.TUE NIGHT...NE wind 25 kt. Seas in ice free waters 7 ft.
.WED THROUGH THU...NE wind 20 kt. Seas in ice free waters 5 ft.
.FRI...E wind 15 kt. Seas in ice free waters 5 ft.

$$

529 
FZAK52 PAFC 191451
CWFALU

Coastal Waters Forecast
National Weather Service Anchorage Alaska
651 AM AKDT Mon Apr 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.

PKZ199-200315-
651 AM AKDT Mon Apr 19 2021
.SYNOPSIS FOR SOUTHWEST ALASKA+BRISTOL BAY+THE ALASKA
PENINSULA WATERS AND THE ALEUTIAN ISLANDS...
A 992 mb low moves to 53N 157W Mon afternoon at 998 mb then 
to 52N 164W at 1002 mb Tue morning as it exits into the North 
Pacific. Low pressure lingers in the Southern Bering through 
Wed morning.

$$

PKZ150-200315-
South of the AK Peninsula Sitkinak to Castle Cape-
651 AM AKDT Mon Apr 19 2021

...GALE WARNING THROUGH TONIGHT...

.TODAY...NE wind 35 kt. Seas 16 ft. Rain showers.
.TONIGHT...E wind 35 kt becoming SE 25 kt after midnight. 
Seas 15 ft.
.TUE...NE wind 25 kt. Seas 10 ft.
.TUE NIGHT...E wind 40 kt. Seas 12 ft.
.WED...E wind 40 kt. Seas 17 ft.
.THU...E wind 15 kt. Seas 13 ft.
.FRI...E wind 15 kt. Seas 6 ft.

$$

PKZ155-200315-
South of the AK Peninsula Castle Cape to Cape Sarichef-
651 AM AKDT Mon Apr 19 2021

...GALE WARNING TODAY...

.TODAY...NE wind 35 kt. Seas 12 ft. Rain showers.
.TONIGHT...NE wind 30 kt. Seas 13 ft. Rain showers.
.TUE...E wind 25 kt. Seas 10 ft.
.TUE NIGHT...NE wind 40 kt. Seas 13 ft.
.WED...E wind 45 kt. Seas 17 ft.
.THU...E wind 30 kt. Seas 16 ft.
.FRI...E wind 15 kt. Seas 7 ft.

$$

PKZ160-200315-
Bristol Bay-
651 AM AKDT Mon Apr 19 2021

...GALE WARNING TODAY...

.TODAY...NE wind 35 kt. Seas in ice free waters 4 ft.
.TONIGHT...NE wind 30 kt. Seas in ice free waters 4 ft.
.TUE...E wind 25 kt. Seas in ice free waters 3 ft.
.TUE NIGHT...NE wind 30 kt. Seas in ice free waters 3 ft.
.WED...NE wind 30 kt. Seas in ice free waters 5 ft.
.THU...E wind 20 kt. Seas in ice free waters 3 ft.
.FRI...E wind 15 kt. Seas in ice free waters 1 foot.

$$

PKZ165-200315-
Port Heiden to Cape Sarichef-
651 AM AKDT Mon Apr 19 2021

...GALE WARNING THROUGH TONIGHT...

.TODAY...NE wind 35 kt. Seas 8 ft.
.TONIGHT...NE wind 35 kt. Seas 9 ft.
.TUE...E wind 25 kt. Seas 9 ft.
.TUE NIGHT...NE wind 30 kt. Seas 7 ft.
.WED...E wind 35 kt. Seas 13 ft.
.THU...E wind 25 kt. Seas 10 ft.
.FRI...E wind 20 kt. Seas 4 ft.

$$

PKZ170-200315-
Cape Sarichef to Nikolski Bering Side-
651 AM AKDT Mon Apr 19 2021

...GALE WARNING TODAY...

.TODAY...N wind 35 kt. Seas 11 ft. Rain.
.TONIGHT...NE wind 30 kt. Seas 11 ft.
.TUE...NE wind 30 kt. Seas 11 ft.
.TUE NIGHT...NE wind 30 kt. Seas 9 ft.
.WED...NE wind 35 kt. Seas 13 ft.
.THU...E wind 25 kt. Seas 12 ft.
.FRI...SE wind 15 kt. Seas 5 ft.

$$

PKZ171-200315-
Unalaska Bay-
651 AM AKDT Mon Apr 19 2021

...GALE WARNING TODAY...

.TODAY...N wind 35 kt. Seas 9 ft. Rain.
.TONIGHT...NE wind 25 kt. Seas 8 ft.
.TUE...NE wind 25 kt becoming E in the afternoon. 
Seas 8 ft subsiding to 4 ft in the afternoon.
.TUE NIGHT...NE wind 20 kt. Seas 5 ft.
.WED...NE wind 30 kt. Seas 10 ft.
.THU...E wind 20 kt. Seas 3 ft.
.FRI...SE wind 10 kt. Seas 2 ft.

$$

PKZ172-200315-
Cape Sarichef to Nikolski Pacific Side-
651 AM AKDT Mon Apr 19 2021

...GALE WARNING TODAY...

.TODAY...N wind 35 kt. Seas 9 ft. Rain.
.TONIGHT...N wind 25 kt. Seas 9 ft.
.TUE...NE wind 25 kt. Seas 9 ft.
.TUE NIGHT...NE wind 35 kt. Seas 9 ft.
.WED...NE wind 40 kt. Seas 16 ft.
.THU...E wind 30 kt. Seas 16 ft.
.FRI...SE wind 15 kt. Seas 7 ft.

$$

PKZ173-200315-
Nikolski to Seguam Island Bering Side-
651 AM AKDT Mon Apr 19 2021

...GALE WARNING TODAY...

.TODAY...N wind 35 kt. Seas 11 ft.
.TONIGHT...N wind 30 kt. Seas 12 ft.
.TUE...N wind 30 kt. Seas 12 ft.
.TUE NIGHT...NE wind 25 kt. Seas 11 ft.
.WED...N wind 30 kt. Seas 12 ft.
.THU...NE wind 25 kt. Seas 11 ft.
.FRI...SE wind 15 kt. Seas 5 ft.

$$

PKZ174-200315-
Nikolski to Seguam Island Pacific Side-
651 AM AKDT Mon Apr 19 2021

...GALE WARNING THROUGH TONIGHT...

.TODAY...N wind 35 kt. Seas 11 ft. Rain.
.TONIGHT...N wind 35 kt. Seas 12 ft.
.TUE...N wind 30 kt. Seas 10 ft.
.TUE NIGHT...NE wind 25 kt. Seas 10 ft.
.WED...N wind 30 kt. Seas 11 ft.
.THU...NW wind 20 kt. Seas 11 ft.
.FRI...SE wind 15 kt. Seas 8 ft.

$$

PKZ175-200315-
Seguam Island to Adak Bering Side-
651 AM AKDT Mon Apr 19 2021

...SMALL CRAFT ADVISORY THROUGH TUESDAY...

.TODAY...N wind 30 kt. Seas 9 ft.
.TONIGHT...N wind 30 kt. Seas 11 ft.
.TUE...N wind 30 kt. Seas 11 ft.
.TUE NIGHT...NE wind 25 kt. Seas 10 ft.
.WED...N wind 25 kt. Seas 10 ft.
.THU...N wind 20 kt. Seas 10 ft.
.FRI...Variable wind 10 kt. Seas 6 ft.

$$

PKZ176-200315-
Seguam Island to Adak Pacific Side-
651 AM AKDT Mon Apr 19 2021

...GALE WARNING THROUGH TONIGHT...

.TODAY...N wind 35 kt. Seas 9 ft.
.TONIGHT...N wind 35 kt. Seas 10 ft.
.TUE...N wind 30 kt. Seas 9 ft.
.TUE NIGHT...NE wind 25 kt. Seas 9 ft.
.WED...N wind 25 kt. Seas 9 ft.
.THU...NW wind 20 kt. Seas 9 ft.
.FRI...SE wind 15 kt. Seas 7 ft.

$$

PKZ177-200315-
Adak to Kiska-
651 AM AKDT Mon Apr 19 2021

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

.TODAY...N wind 20 kt. Seas 4 ft.
.TONIGHT...N wind 30 kt. Seas 7 ft.
.TUE...N wind 25 kt. Seas 8 ft.
.TUE NIGHT...NE wind 20 kt. Seas 8 ft.
.WED...N wind 20 kt. Seas 8 ft.
.THU...N wind 15 kt. Seas 7 ft.
.FRI...E wind 15 kt. Seas 9 ft.

$$

PKZ178-200315-
Kiska to Attu-
651 AM AKDT Mon Apr 19 2021

.TODAY...NE wind 15 kt. Seas 4 ft.
.TONIGHT...NE wind 15 kt. Seas 3 ft.
.TUE...NE wind 20 kt. Seas 5 ft.
.TUE NIGHT...NE wind 15 kt. Seas 6 ft.
.WED...NE wind 15 kt. Seas 7 ft.
.THU THROUGH FRI...N wind 15 kt. Seas 9 ft.

$$

PKZ179-200315-
Pribilof Islands Near Shore Waters-
651 AM AKDT Mon Apr 19 2021

...GALE WARNING TONIGHT...

.TODAY...N wind 30 kt. Seas 9 ft.
.TONIGHT...N wind 35 kt. Seas 10 ft.
.TUE...NE wind 30 kt. Seas 10 ft.
.TUE NIGHT...NE wind 25 kt. Seas 9 ft.
.WED...NE wind 30 kt. Seas 9 ft.
.THU...NE wind 20 kt. Seas 8 ft.
.FRI...E wind 15 kt. Seas 6 ft.

$$

PKZ180-200315-
Kuskokwim Delta and Etolin Strait-
651 AM AKDT Mon Apr 19 2021

...GALE WARNING THROUGH TONIGHT...

.TODAY...NE wind 35 kt. Seas in ice free waters 7 ft.
.TONIGHT...NE wind 35 kt. Seas in ice free waters 7 ft.
.TUE...NE wind 30 kt. Seas in ice free waters 6 ft.
.TUE NIGHT...NE wind 30 kt. Seas in ice free waters 5 ft.
.WED...NE wind 30 kt. Seas in ice free waters 7 ft.
.THU...E wind 25 kt. Seas in ice free waters 6 ft.
.FRI...E wind 15 kt. Seas in ice free waters 3 ft.

$$

PKZ181-200315-
North and West of Nunivak Island-
651 AM AKDT Mon Apr 19 2021

...GALE WARNING TONIGHT...

.TODAY...N wind 30 kt. Seas in ice free waters 5 ft.
.TONIGHT...N wind 40 kt. Seas in ice free waters 6 ft.
.TUE...NE wind 30 kt. Seas in ice free waters 5 ft.
.TUE NIGHT...NE wind 25 kt. Seas in ice free waters 3 ft.
.WED...NE wind 25 kt. Seas in ice free waters 3 ft.
.THU...E wind 20 kt. Seas in ice free waters 3 ft.
.FRI...E wind 15 kt. Seas in ice free waters 3 ft.

$$

PKZ185-200315-
Saint Matthew Island Waters-
651 AM AKDT Mon Apr 19 2021

...GALE WARNING TONIGHT...
...HEAVY FREEZING SPRAY WARNING TONIGHT AND TUESDAY...

.TODAY...N wind 30 kt. Seas in ice free waters 6 ft. Freezing 
spray near the ice edge.
.TONIGHT...NE wind 40 kt E of Saint Matthew Island...NE 30 kt 
W of Saint Matthew Island. Seas in ice free waters 8 ft. 
Heavy freezing spray near ice edge.
.TUE...NE wind 30 kt. Seas in ice free waters 7 ft. 
Heavy freezing spray near the ice edge in the morning.
.TUE NIGHT...NE wind 25 kt. Seas in ice free waters 7 ft.
.WED THROUGH THU...NE wind 20 kt. Seas in ice free waters 5 ft.
.FRI...E wind 15 kt. Seas in ice free waters 5 ft.

$$

The office that day

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

Issued	Product	Office	Lasted
Apr 17, 2:39 AM AKDT	Gale Warning	AFC	5 days
Apr 17, 2:39 AM AKDT	Small Craft Advisory	AFC	37 hr
Apr 17, 2:47 AM AKDT	Gale Warning	AFC	25 hr
Apr 17, 2:47 AM AKDT	Small Craft Advisory	AFC	25 hr
Apr 17, 7:11 AM AKDT	Gale Warning	AFC	21 hr
Apr 17, 7:11 AM AKDT	Small Craft Advisory	AFC	21 hr
Apr 17, 3:12 PM AKDT	Gale Warning	AFC	5 days
Apr 17, 3:13 PM AKDT	Small Craft Advisory	AFC	13 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.