Small Craft Advisory 439, NWS Anchorage, AK

Issued

May 31, 2021, 4:01 PM AKDT (00:01 UTC)

Expired

Jun 1, 2021, 4:00 PM AKDT

In force

24 hr

Issued by

NWS Anchorage, AK

624 
FZAK52 PAFC 010001
CWFALU

Coastal Waters Forecast
National Weather Service Anchorage Alaska
401 PM AKDT Mon May 31 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.

PKZ199-011330-
401 PM AKDT Mon May 31 2021
.SYNOPSIS FOR SOUTHWEST ALASKA+BRISTOL BAY+THE ALASKA
PENINSULA WATERS AND THE ALEUTIAN ISLANDS...

A 986 mb low 350 nm south of Sand Point moves to 360 nm southeast
of Chignik at 995 mb Tue afternoon and then to the southern Gulf 
Wed morning. A 1002 mb low 200 nm west of St Paul moves to 130 nm
northwest of Adak at 998 mb Wed morning. A 978 mb North Pacific 
low Wed morning moves to 330 nm south of Nikolski at 980 mb Wed 
afternoon.

$$

PKZ150-011330-
South of the AK Peninsula Sitkinak to Castle Cape-
401 PM AKDT Mon May 31 2021

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

.TONIGHT...E wind 25 kt becoming SE 15 kt after midnight. Seas 9
ft.
.TUE...SE wind 20 kt. Seas 8 ft.
.TUE NIGHT...E wind 15 kt. Seas 8 ft.
.WED...Variable wind 10 kt. Seas 6 ft.
.WED NIGHT...SE wind 15 kt. Seas 5 ft.
.THU...NE wind 20 kt. Seas 5 ft.
.FRI THROUGH SAT...W wind 20 kt. Seas 7 ft.

$$

PKZ155-011330-
South of the AK Peninsula Castle Cape to Cape Sarichef-
401 PM AKDT Mon May 31 2021

...SMALL CRAFT ADVISORY TONIGHT...

.TONIGHT...N wind 25 kt. Seas 10 ft. Rain.
.TUE...N wind 20 kt except variable 10 kt from the Shumagin
Islands E. Seas 7 ft.
.TUE NIGHT...NE wind 20 kt except variable 10 kt from the Shumagin
Islands E. Seas 7 ft.
.WED AND WED NIGHT...E wind 15 kt. Seas 6 ft.
.THU...N wind 15 kt. Seas 7 ft.
.FRI...W wind 15 kt. Seas 7 ft.
.SAT...W wind 20 kt. Seas 7 ft.

$$

PKZ160-011330-
Bristol Bay-
401 PM AKDT Mon May 31 2021

.TONIGHT...NE wind 20 kt diminishing to 10 kt after midnight. Seas 2
ft.
.TUE...E wind 15 kt. Seas 2 ft.
.TUE NIGHT...SE wind 15 kt. Seas 2 ft.
.WED AND WED NIGHT...E wind 15 kt. Seas 2 ft.
.THU...N wind 10 kt. Seas 2 ft.
.FRI THROUGH SAT...W wind 20 kt. Seas 4 ft.

$$

PKZ165-011330-
Port Heiden to Cape Sarichef-
401 PM AKDT Mon May 31 2021

.TONIGHT...N wind 20 kt. Seas 4 ft.
.TUE...NW wind 20 kt except SE 15 kt from Port Moller E. Seas 4
ft.
.TUE NIGHT...SW wind 15 kt. Seas 4 ft.
.WED...SE wind 20 kt. Seas 3 ft.
.WED NIGHT...E wind 15 kt. Seas 3 ft.
.THU...Variable wind 10 kt. Seas 2 ft.
.FRI...NW wind 15 kt. Seas 2 ft.
.SAT...W wind 20 kt. Seas 4 ft.

$$

PKZ170-011330-
Cape Sarichef to Nikolski Bering Side-
401 PM AKDT Mon May 31 2021

.TONIGHT...NW wind 20 kt. Seas 4 ft.
.TUE...NW wind 20 kt. Seas 5 ft.
.TUE NIGHT...W wind 20 kt. Seas 5 ft.
.WED...Variable wind 10 kt. Seas 4 ft.
.WED NIGHT...Variable wind 10 kt. Seas 3 ft.
.THU THROUGH FRI...Variable wind 10 kt. Seas 3 ft.
.SAT...SW wind 20 kt. Seas 5 ft.

$$

PKZ171-011330-
Unalaska Bay-
401 PM AKDT Mon May 31 2021

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

.TONIGHT...NW wind 20 kt. Seas 4 ft.
.TUE...W wind 25 kt. Seas 4 ft.
.TUE NIGHT...W wind 25 kt. Seas 4 ft.
.WED AND WED NIGHT...E wind 10 kt. Seas 3 ft.
.THU THROUGH SAT...SW wind 10 kt. Seas 3 ft.

$$

PKZ172-011330-
Cape Sarichef to Nikolski Pacific Side-
401 PM AKDT Mon May 31 2021

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

.TONIGHT...NW wind 20 kt. Seas 8 ft.
.TUE...NW wind 25 kt. Seas 7 ft.
.TUE NIGHT...W wind 25 kt diminishing to 15 kt after midnight.
Seas 7 ft.
.WED...SE wind 15 kt. Seas 5 ft.
.WED NIGHT...NE wind 15 kt. Seas 4 ft.
.THU...W wind 20 kt. Seas 8 ft.
.FRI...W wind 15 kt. Seas 7 ft.
.SAT...W wind 20 kt. Seas 7 ft.

$$

PKZ173-011330-
Nikolski to Seguam Island Bering Side-
401 PM AKDT Mon May 31 2021

.TONIGHT...NW wind 15 kt. Seas 4 ft.
.TUE...Variable wind 10 kt. Seas 3 ft.
.TUE NIGHT...Variable wind 10 kt. Seas 3 ft.
.WED...Variable wind 10 kt. Seas 3 ft.
.WED NIGHT...Variable wind 10 kt. Seas 3 ft.
.THU THROUGH FRI...Variable wind 10 kt. Seas 5 ft.
.SAT...SW wind 20 kt. Seas 5 ft.

$$

PKZ174-011330-
Nikolski to Seguam Island Pacific Side-
401 PM AKDT Mon May 31 2021

.TONIGHT...NW wind 20 kt. Seas 7 ft.
.TUE...W wind 15 kt. Seas 6 ft.
.TUE NIGHT...Variable wind 10 kt. Seas 5 ft.
.WED...E wind 15 kt. Seas 4 ft.
.WED NIGHT...NW wind 15 kt. Seas 6 ft.
.THU...W wind 20 kt. Seas 8 ft.
.FRI THROUGH SAT...SW wind 15 kt. Seas 6 ft.

$$

PKZ175-011330-
Seguam Island to Adak Bering Side-
401 PM AKDT Mon May 31 2021

.TONIGHT...W wind 10 kt. Seas 4 ft.
.TUE...W wind 10 kt. Seas 3 ft.
.TUE NIGHT...Variable wind 10 kt. Seas 3 ft.
.WED...Variable wind 10 kt. Seas 2 ft.
.WED NIGHT...NW wind 15 kt. Seas 3 ft.
.THU...NW wind 20 kt. Seas 5 ft.
.FRI...Variable wind 10 kt. Seas 5 ft.
.SAT...SW wind 20 kt. Seas 5 ft.

$$

PKZ176-011330-
Seguam Island to Adak Pacific Side-
401 PM AKDT Mon May 31 2021

.TONIGHT...W wind 15 kt. Seas 5 ft.
.TUE...W wind 10 kt. Seas 5 ft.
.TUE NIGHT...Variable wind 10 kt. Seas 4 ft.
.WED...N wind 15 kt. Seas 4 ft.
.WED NIGHT...W wind 20 kt. Seas 6 ft.
.THU...W wind 20 kt. Seas 8 ft.
.FRI...Variable wind 10 kt. Seas 5 ft.
.SAT...SW wind 15 kt. Seas 5 ft.

$$

PKZ177-011330-
Adak to Kiska-
401 PM AKDT Mon May 31 2021

.TONIGHT...NW wind 15 kt. Seas 4 ft.
.TUE...NW wind 10 kt. Seas 4 ft.
.TUE NIGHT...NW wind 15 kt. Seas 4 ft.
.WED AND WED NIGHT...NW wind 20 kt. Seas 5 ft.
.THU...NW wind 20 kt. Seas 7 ft.
.FRI...Variable wind 10 kt. Seas 6 ft.
.SAT...SW wind 20 kt. Seas 5 ft.

$$

PKZ178-011330-
Kiska to Attu-
401 PM AKDT Mon May 31 2021

.TONIGHT...N wind 15 kt. Seas 4 ft.
.TUE...N wind 15 kt. Seas 4 ft.
.TUE NIGHT...N wind 20 kt. Seas 5 ft.
.WED AND WED NIGHT...N wind 20 kt. Seas 6 ft.
.THU...NW wind 20 kt. Seas 6 ft.
.FRI...W wind 15 kt. Seas 5 ft.
.SAT...S wind 25 kt. Seas 6 ft.

$$

PKZ179-011330-
Pribilof Islands Near Shore Waters-
401 PM AKDT Mon May 31 2021

.TONIGHT...NE wind 10 kt. Seas 3 ft.
.TUE...NW wind 15 kt. Seas 3 ft.
.TUE NIGHT...N wind 10 kt. Seas 3 ft.
.WED...N wind 15 kt. Seas 3 ft.
.WED NIGHT...Variable wind 10 kt. Seas 3 ft.
.THU...Variable wind 10 kt. Seas 3 ft.
.FRI...NW wind 15 kt. Seas 4 ft.
.SAT...SW wind 20 kt. Seas 5 ft.

$$

PKZ180-011330-
Kuskokwim Delta and Etolin Strait-
401 PM AKDT Mon May 31 2021

...SMALL CRAFT ADVISORY TONIGHT...

.TONIGHT...N wind 15 kt except N 15 kt increasing to 25 kt N of Cape
Newenham. Seas 5 ft.
.TUE...N wind 20 kt. Seas 5 ft.
.TUE NIGHT...E wind 20 kt. Seas 3 ft.
.WED...SE wind 20 kt. Seas 3 ft.
.WED NIGHT...E wind 15 kt. Seas 3 ft.
.THU...N wind 15 kt. Seas 3 ft.
.FRI...NW wind 15 kt. Seas 3 ft.
.SAT...SW wind 20 kt. Seas 4 ft.

$$

PKZ181-011330-
North and West of Nunivak Island-
401 PM AKDT Mon May 31 2021

...SMALL CRAFT ADVISORY TUESDAY NIGHT...

.TONIGHT...N wind 20 kt. Seas 4 ft.
.TUE...N wind 20 kt. Seas 5 ft.
.TUE NIGHT...N wind 25 kt. Seas 6 ft.
.WED...NE wind 25 kt. Seas 5 ft.
.WED NIGHT...NE wind 20 kt. Seas 5 ft.
.THU...N wind 20 kt. Seas 4 ft.
.FRI...NW wind 15 kt. Seas 3 ft.
.SAT...SW wind 20 kt. Seas 4 ft.

$$

PKZ185-011330-
Saint Matthew Island Waters-
401 PM AKDT Mon May 31 2021

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

.TONIGHT...NE wind 20 kt. Seas 4 ft.
.TUE...NE wind 25 kt. Seas 6 ft.
.TUE NIGHT...NE wind 25 kt. Seas 6 ft.
.WED AND WED NIGHT...NE wind 25 kt. Seas 7 ft.
.THU...N wind 20 kt. Seas 6 ft.
.FRI...SW wind 15 kt. Seas 4 ft.
.SAT...SW wind 20 kt. Seas 5 ft.

$$

656 
FZAK52 PAFC 011129
CWFALU

Coastal Waters Forecast
National Weather Service Anchorage Alaska
329 AM AKDT Tue Jun 1 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.

PKZ199-020000-
329 AM AKDT Tue Jun 1 2021
.SYNOPSIS FOR SOUTHWEST ALASKA+BRISTOL BAY+THE ALASKA
PENINSULA WATERS AND THE ALEUTIAN ISLANDS...

A 991 mb low 390 nm southeast of Cold Bay moves to the southern 
Gulf Wed morning. Its associated front moves across the eastern 
Bering today and weakens over the eastern Bering Wed morning. A 
1002 mb low 270 nm west of St Paul Island moves to 80 nm north of
Adak at 999 mb Thu morning. A 980 mb North Pacific low Wed 
morning moves to 390 nm southeast of Cold Bay at 984 mb Thu 
morning.

$$

PKZ150-020000-
South of the AK Peninsula Sitkinak to Castle Cape-
329 AM AKDT Tue Jun 1 2021

...SMALL CRAFT ADVISORY THROUGH TONIGHT...

.TODAY...SE wind 15 kt. Seas 8 ft.
.TONIGHT...E wind 15 kt. Seas 8 ft.
.WED...E wind 10 kt. Seas 6 ft.
.WED NIGHT...E wind 15 kt. Seas 6 ft.
.THU...N wind 15 kt. Seas 9 ft.
.FRI THROUGH SAT...W wind 20 kt. Seas 8 ft.

$$

PKZ155-020000-
South of the AK Peninsula Castle Cape to Cape Sarichef-
329 AM AKDT Tue Jun 1 2021

.TODAY...N wind 20 kt except variable 10 kt from the Shumagin
Islands E. Seas 6 ft.
.TONIGHT...NW wind 20 kt except SE 10 kt from Cold Bay E. Seas 7 ft.
.WED...SE wind 15 kt. Seas 6 ft.
.WED NIGHT...E wind 15 kt. Seas 5 ft.
.THU THROUGH FRI...W wind 15 kt. Seas 9 ft.
.SAT...W wind 20 kt. Seas 6 ft.

$$

PKZ160-020000-
Bristol Bay-
329 AM AKDT Tue Jun 1 2021

.TODAY...E wind 10 kt becoming SE in the afternoon. Seas 2 ft.
.TONIGHT...SE wind 15 kt. Seas 2 ft.
.WED...SE wind 15 kt becoming E in the afternoon. Seas 2 ft.
.WED NIGHT...E wind 10 kt. Seas 1 foot.
.THU...W wind 10 kt. Seas 2 ft.
.FRI...W wind 15 kt. Seas 2 ft.
.SAT...W wind 20 kt. Seas 4 ft.

$$

PKZ165-020000-
Port Heiden to Cape Sarichef-
329 AM AKDT Tue Jun 1 2021

.TODAY...NW wind 20 kt. From Port Moller E, variable wind 10 kt
becoming SE 15 kt in the afternoon. Seas 4 ft.
.TONIGHT...NW wind 15 kt becoming W 10 kt after midnight. From Port 
Moller E, S wind 15 kt. Seas 4 ft.
.WED...SE wind 15 kt. Seas 3 ft.
.WED NIGHT...E wind 15 kt. Seas 2 ft.
.THU...Variable wind 10 kt. Seas 2 ft.
.FRI...W wind 15 kt. Seas 3 ft.
.SAT...W wind 20 kt. Seas 3 ft.

$$

PKZ170-020000-
Cape Sarichef to Nikolski Bering Side-
329 AM AKDT Tue Jun 1 2021

.TODAY...NW wind 20 kt. Seas 4 ft.
.TONIGHT...W wind 20 kt. Seas 4 ft.
.WED...Variable wind 10 kt becoming E in the afternoon. Seas 3 ft.
.WED NIGHT...Variable wind 10 kt. Seas 2 ft.
.THU THROUGH SAT...SW wind 15 kt. Seas 4 ft.

$$

PKZ171-020000-
Unalaska Bay-
329 AM AKDT Tue Jun 1 2021

...SMALL CRAFT ADVISORY TODAY...

.TODAY...W wind 25 kt. Seas 3 ft.
.TONIGHT...W wind 20 kt. Seas 3 ft.
.WED...Variable wind less than 10 kt becoming E 10 kt in the
afternoon. Seas 2 ft.
.WED NIGHT...NE wind 10 kt. Seas 2 ft.
.THU THROUGH SAT...W wind 10 kt. Seas 2 ft.

$$

PKZ172-020000-
Cape Sarichef to Nikolski Pacific Side-
329 AM AKDT Tue Jun 1 2021

...SMALL CRAFT ADVISORY THROUGH TONIGHT...

.TODAY...NW wind 25 kt. Seas 7 ft.
.TONIGHT...W wind 25 kt diminishing to 15 kt after midnight. Seas
6 ft.
.WED...E wind 15 kt. Seas 4 ft.
.WED NIGHT...N wind 15 kt. Seas 4 ft.
.THU THROUGH SAT...W wind 15 kt. Seas 8 ft.

$$

PKZ173-020000-
Nikolski to Seguam Island Bering Side-
329 AM AKDT Tue Jun 1 2021

.TODAY...W wind 10 kt. Seas 3 ft.
.TONIGHT...Variable wind 10 kt. Seas 3 ft.
.WED...Variable wind 10 kt. Seas 2 ft.
.WED NIGHT...Variable wind 10 kt. Seas 2 ft.
.THU...Variable wind 10 kt. Seas 5 ft.
.FRI...W wind 15 kt. Seas 5 ft.
.SAT...SW wind 15 kt. Seas 5 ft.

$$

PKZ174-020000-
Nikolski to Seguam Island Pacific Side-
329 AM AKDT Tue Jun 1 2021

.TODAY...W wind 15 kt. Seas 6 ft.
.TONIGHT...Variable wind 10 kt. Seas 5 ft.
.WED...NE wind 20 kt. Seas 4 ft.
.WED NIGHT...NW wind 15 kt. Seas 6 ft.
.THU THROUGH SAT...SW wind 15 kt. Seas 8 ft.

$$

PKZ175-020000-
Seguam Island to Adak Bering Side-
329 AM AKDT Tue Jun 1 2021

.TODAY...W wind 10 kt. Seas 3 ft.
.TONIGHT...Variable wind 10 kt. Seas 3 ft.
.WED...Variable wind 10 kt. Seas 2 ft.
.WED NIGHT...Variable wind 10 kt. Seas 3 ft.
.THU THROUGH FRI...W wind 15 kt. Seas 6 ft.
.SAT...SW wind 15 kt. Seas 5 ft.

$$

PKZ176-020000-
Seguam Island to Adak Pacific Side-
329 AM AKDT Tue Jun 1 2021

.TODAY...W wind 10 kt. Seas 5 ft.
.TONIGHT...Variable wind 10 kt. Seas 4 ft.
.WED...NE wind 15 kt becoming NW in the afternoon. Seas 4 ft.
.WED NIGHT...W wind 15 kt. Seas 6 ft.
.THU...W wind 20 kt. Seas 7 ft.
.FRI...W wind 15 kt. Seas 7 ft.
.SAT...Variable wind 10 kt. Seas 5 ft.

$$

PKZ177-020000-
Adak to Kiska-
329 AM AKDT Tue Jun 1 2021

.TODAY...NW wind 10 kt. Seas 4 ft.
.TONIGHT...NW wind 15 kt. Seas 4 ft.
.WED...NW wind 20 kt. Seas 5 ft.
.WED NIGHT...NW wind 15 kt. Seas 5 ft.
.THU...NW wind 20 kt. Seas 6 ft.
.FRI...W wind 15 kt. Seas 6 ft.
.SAT...SW wind 20 kt. Seas 5 ft.

$$

PKZ178-020000-
Kiska to Attu-
329 AM AKDT Tue Jun 1 2021

.TODAY...N wind 15 kt. Seas 4 ft.
.TONIGHT...N wind 15 kt. Seas 4 ft.
.WED...N wind 20 kt. Seas 6 ft.
.WED NIGHT...N wind 20 kt. Seas 6 ft.
.THU...NW wind 20 kt. Seas 7 ft.
.FRI THROUGH SAT...S wind 20 kt. Seas 6 ft.

$$

PKZ179-020000-
Pribilof Islands Near Shore Waters-
329 AM AKDT Tue Jun 1 2021

.TODAY...N wind 10 kt. Seas 3 ft.
.TONIGHT...N wind 10 kt. Seas 3 ft.
.WED...N wind 10 kt. Seas 3 ft.
.WED NIGHT...Variable wind 10 kt. Seas 3 ft.
.THU...Variable wind 10 kt. Seas 4 ft.
.FRI...W wind 15 kt. Seas 4 ft.
.SAT...SW wind 20 kt. Seas 5 ft.

$$

PKZ180-020000-
Kuskokwim Delta and Etolin Strait-
329 AM AKDT Tue Jun 1 2021

.TODAY...N wind 20 kt. Seas 4 ft.
.TONIGHT...E wind 15 kt. Seas 3 ft.
.WED...SE wind 15 kt. Seas 3 ft.
.WED NIGHT...E wind 10 kt. Seas 2 ft.
.THU...N wind 15 kt. Seas 2 ft.
.FRI...W wind 15 kt. Seas 3 ft.
.SAT...SW wind 20 kt. Seas 4 ft.

$$

PKZ181-020000-
North and West of Nunivak Island-
329 AM AKDT Tue Jun 1 2021

...SMALL CRAFT ADVISORY WEDNESDAY...

.TODAY...N wind 20 kt. Seas 5 ft.
.TONIGHT...N wind 20 kt. Seas 5 ft.
.WED...NE wind 25 kt. Seas 6 ft.
.WED NIGHT...N wind 20 kt. Seas 6 ft.
.THU...N wind 20 kt. Seas 5 ft.
.FRI...W wind 15 kt. Seas 3 ft.
.SAT...SW wind 20 kt. Seas 5 ft.

$$

PKZ185-020000-
Saint Matthew Island Waters-
329 AM AKDT Tue Jun 1 2021

...SMALL CRAFT ADVISORY THROUGH WEDNESDAY...

.TODAY...NE wind 25 kt. Seas 5 ft.
.TONIGHT...NE wind 25 kt. Seas 6 ft.
.WED...NE wind 25 kt. Seas 6 ft.
.WED NIGHT...NE wind 25 kt. Seas 6 ft.
.THU...N wind 20 kt. Seas 5 ft.
.FRI THROUGH SAT...SW wind 20 kt. Seas 6 ft.

$$

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

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