Small Craft Advisory 587, NWS Anchorage, AK

Issued

Jul 27, 2021, 3:47 PM AKDT (23:47 UTC)

Expired

Jul 28, 2021, 4:07 AM AKDT

In force

12 hr

Issued by

NWS Anchorage, AK

757 
FZAK52 PAFC 272347
CWFALU

Coastal Waters Forecast
National Weather Service Anchorage Alaska
347 PM AKDT Tue Jul 27 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.

PKZ199-281245-
347 PM AKDT Tue Jul 27 2021
.SYNOPSIS FOR SOUTHWEST ALASKA+BRISTOL BAY+THE ALASKA
PENINSULA WATERS AND THE ALEUTIAN ISLANDS...

A 985 mb Gulf of Anadyr low crosses the Chukotsk Peninsula to the
Russian Chukchi Sea at 998 mb Thu afternoon. Its front stretches 
across Northwest Alaska to the Western Aleutians through Thu 
afternoon. A 1002 mb South Kamchatka low moves to 299 NM South of 
Adak at 1007 mb for Thu afternoon.

$$

PKZ150-281245-
South of the AK Peninsula Sitkinak to Castle Cape-
347 PM AKDT Tue Jul 27 2021

.TONIGHT...S wind 20 kt. Seas 3 ft.
.WED THROUGH WED NIGHT...S wind 20 kt. Seas 4 ft.
.THU...S wind 20 kt. Seas 5 ft.
.THU NIGHT...S wind 15 kt. Seas 5 ft.
.FRI THROUGH SUN...S wind 15 kt. Seas 5 ft.

$$

PKZ155-281245-
South of the AK Peninsula Castle Cape to Cape Sarichef-
347 PM AKDT Tue Jul 27 2021

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

.TONIGHT...S wind 20 kt. Seas 5 ft.
.WED...S wind 25 kt except S 20 kt from the Shumagin Islands E.
Seas 6 ft.
.WED NIGHT...S wind 25 kt except S 20 kt from the Shumagin Islands E.
Seas 7 ft.
.THU...S wind 25 kt. Seas 7 ft.
.THU NIGHT...SE wind 20 kt. Seas 7 ft.
.FRI...SE wind 20 kt. Seas 6 ft.
.SAT...SE wind 15 kt. Seas 5 ft.
.SUN...SE wind 20 kt. Seas 6 ft.

$$

PKZ160-281245-
Bristol Bay-
347 PM AKDT Tue Jul 27 2021

.TONIGHT...S wind 20 kt. Seas 3 ft.
.WED...S wind 20 kt. Seas 5 ft.
.WED NIGHT...S wind 20 kt. Seas 6 ft.
.THU...S wind 20 kt. Seas 6 ft.
.THU NIGHT...S wind 15 kt. Seas 4 ft.
.FRI THROUGH SAT...SE wind 15 kt. Seas 3 ft.
.SUN...SE wind 20 kt. Seas 6 ft.

$$

PKZ165-281245-
Port Heiden to Cape Sarichef-
347 PM AKDT Tue Jul 27 2021

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

.TONIGHT...S wind 30 kt. Seas 7 ft.
.WED...S wind 30 kt. Seas 7 ft.
.WED NIGHT...S wind 30 kt. Seas 8 ft.
.THU...S wind 25 kt. Seas 7 ft.
.THU NIGHT...S wind 20 kt. Seas 5 ft.
.FRI THROUGH SAT...S wind 20 kt. Seas 4 ft.
.SUN...SE wind 25 kt. Seas 6 ft.

$$

PKZ170-281245-
Cape Sarichef to Nikolski Bering Side-
347 PM AKDT Tue Jul 27 2021

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

.TONIGHT...S wind 30 kt. Seas 7 ft. Areas of fog.
.WED...S wind 30 kt. Seas 7 ft. Areas of fog.
.WED NIGHT...S wind 25 kt. Seas 7 ft. Areas of fog.
.THU...S wind 20 kt. Seas 5 ft.
.THU NIGHT...SE wind 15 kt. Seas 4 ft.
.FRI...SE wind 15 kt. Seas 3 ft.
.SAT...SE wind 20 kt. Seas 6 ft.
.SUN...S wind 25 kt. Seas 7 ft.

$$

PKZ171-281245-
Unalaska Bay-
347 PM AKDT Tue Jul 27 2021

...SMALL CRAFT ADVISORY TONIGHT...

.TONIGHT...S wind 25 kt. Seas 3 ft. Areas of fog.
.WED THROUGH WED NIGHT...S wind 20 kt. Seas 3 ft.
.THU...SE wind 15 kt. Seas 2 ft.
.THU NIGHT...SE wind 10 kt. Seas 2 ft.
.FRI THROUGH SAT...SE wind 10 kt. Seas 2 ft.
.SUN...SE wind 15 kt. Seas 2 ft.

$$

PKZ172-281245-
Cape Sarichef to Nikolski Pacific Side-
347 PM AKDT Tue Jul 27 2021

.TONIGHT...SE wind 20 kt. Seas 5 ft. Areas of fog.
.WED THROUGH THURSDAY...S wind 20 kt. Seas 6 ft. Areas of fog.
.THU NIGHT...SE wind 15 kt. Seas 5 ft.
.FRI...Variable wind 10 kt. Seas 5 ft.
.SAT...SE wind 15 kt. Seas 5 ft.
.SUN...S wind 20 kt. Seas 7 ft.

$$

PKZ173-281245-
Nikolski to Seguam Island Bering Side-
347 PM AKDT Tue Jul 27 2021

.TONIGHT...S wind 20 kt. Seas 5 ft. Areas of fog.
.WED...S wind 20 kt. Seas 5 ft. Areas of fog.
.WED NIGHT...S wind 20 kt. Seas 4 ft. Areas of fog.
.THU...S wind 20 kt. Seas 4 ft.
.THU NIGHT...SE wind 15 kt. Seas 4 ft.
.FRI...SE wind 15 kt. Seas 3 ft.
.SAT...SE wind 20 kt. Seas 7 ft.
.SUN...S wind 25 kt. Seas 9 ft.

$$

PKZ174-281245-
Nikolski to Seguam Island Pacific Side-
347 PM AKDT Tue Jul 27 2021

.TONIGHT...S wind 15 kt. Seas 5 ft. Areas of fog.
.WED THROUGH WED NIGHT...S wind 20 kt. Seas 5 ft. Areas of fog.
.THU...S wind 20 kt. Seas 6 ft.
.THU NIGHT...SE wind 15 kt. Seas 6 ft.
.FRI THROUGH SAT...SE wind 15 kt. Seas 7 ft.
.SUN...S wind 20 kt. Seas 8 ft.

$$

PKZ175-281245-
Seguam Island to Adak Bering Side-
347 PM AKDT Tue Jul 27 2021

...SMALL CRAFT ADVISORY TONIGHT...

.TONIGHT...S wind 15 kt increasing to 25 kt after midnight. Seas 4 
ft. Areas of fog.
.WED...SW wind 20 kt. Seas 4 ft. Areas of fog.
.WED NIGHT...Variable wind 10 kt. Seas 3 ft. Areas of fog.
.THU AND THU NIGHT...E wind 15 kt. Seas 3 ft.
.FRI...Variable wind 10 kt. Seas 2 ft.
.SAT...SE wind 15 kt. Seas 6 ft.
.SUN...S wind 25 kt. Seas 13 ft.

$$

PKZ176-281245-
Seguam Island to Adak Pacific Side-
347 PM AKDT Tue Jul 27 2021

.TONIGHT...S wind 15 kt. Seas 5 ft. Areas of fog.
.WED...SW wind 20 kt. Seas 5 ft. Areas of fog.
.WED NIGHT...SW wind 15 kt. Seas 5 ft. Areas of fog.
.THU AND THU NIGHT...SE wind 15 kt. Seas 6 ft.
.FRI...Variable wind 10 kt. Seas 4 ft.
.SAT...SE wind 15 kt. Seas 7 ft.
.SUN...S wind 20 kt. Seas 9 ft.

$$

PKZ177-281245-
Adak to Kiska-
347 PM AKDT Tue Jul 27 2021

.TONIGHT...SW wind 20 kt. Seas 6 ft. Areas of fog.
.WED...W wind 15 kt. Seas 6 ft. Areas of fog.
.WED NIGHT...Variable wind 10 kt becoming SE 15 kt after midnight.
Seas 6 ft. Areas of fog.
.THU...E wind 20 kt. Seas 5 ft.
.THU NIGHT...NE wind 15 kt. Seas 4 ft.
.FRI...Variable wind 10 kt. Seas 3 ft.
.SAT...S wind 15 kt. Seas 6 ft.
.SUN...S wind 30 kt. Seas 15 ft.

$$

PKZ178-281245-
Kiska to Attu-
347 PM AKDT Tue Jul 27 2021

...SMALL CRAFT ADVISORY THROUGH WEDNESDAY...

.TONIGHT...W wind 25 kt. Seas 9 ft. Areas of fog.
.WED...W wind 15 kt in the morning becoming variable 10 kt. Seas
8 ft. Areas of fog.
.WED NIGHT...Variable wind 10 kt. Seas 6 ft. Areas of fog.
.THU...NE wind 15 kt. Seas 4 ft.
.THU NIGHT...SE wind 15 kt. Seas 4 ft.
.FRI...S wind 15 kt. Seas 5 ft.
.SAT...S wind 15 kt. Seas 12 ft.
.SUN...S wind 30 kt. Seas 15 ft.

$$

PKZ179-281245-
Pribilof Islands Near Shore Waters-
347 PM AKDT Tue Jul 27 2021

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

.TONIGHT...S wind 30 kt. Seas 9 ft. Areas of fog.
.WED...S wind 30 kt. Seas 10 ft. Areas of fog. Rain.
.WED NIGHT...S wind 20 kt. Seas 8 ft. Areas of fog.
.THU...Variable wind 10 kt. Seas 5 ft.
.THU NIGHT...Variable wind 10 kt. Seas 4 ft.
.FRI...Variable wind 10 kt. Seas 4 ft.
.SAT...S wind 20 kt. Seas 5 ft.
.SUN...S wind 25 kt. Seas 9 ft.

$$

PKZ180-281245-
Kuskokwim Delta and Etolin Strait-
347 PM AKDT Tue Jul 27 2021

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

.TONIGHT...S wind 30 kt. Seas 9 ft. Areas of fog.
.WED...S wind 30 kt. Seas 11 ft.
.WED NIGHT...S wind 30 kt. Seas 10 ft. Rain.
.THU...S wind 25 kt. Seas 8 ft.
.THU NIGHT...S wind 20 kt. Seas 6 ft.
.FRI...S wind 15 kt. Seas 4 ft.
.SAT...S wind 20 kt. Seas 4 ft.
.SUN...S wind 25 kt. Seas 9 ft.

$$

PKZ181-281245-
North and West of Nunivak Island-
347 PM AKDT Tue Jul 27 2021

...GALE WARNING THROUGH WEDNESDAY...

.TONIGHT...S wind 35 kt. Seas 14 ft. Areas of fog. Rain.
.WED...S wind 35 kt. Seas 15 ft. Rain.
.WED NIGHT...S wind 25 kt. Seas 9 ft.
.THU AND THU NIGHT...S wind 20 kt. Seas 6 ft.
.FRI...S wind 15 kt. Seas 5 ft.
.SAT...S wind 20 kt. Seas 5 ft.
.SUN...SE wind 30 kt. Seas 10 ft.

$$

PKZ185-281245-
Saint Matthew Island Waters-
347 PM AKDT Tue Jul 27 2021

...GALE WARNING TONIGHT...

.TONIGHT...E of Saint Matthew Island, S wind 35 kt. W of Saint
Matthew Island, SW wind 35 kt diminishing to 25 kt after midnight.
Seas 14 ft. Rain.
.WED...S wind 30 kt E of Saint Matthew Island... SW 20 kt W of
Saint Matthew Island. Seas 13 ft.
.WED NIGHT...SW wind 20 kt. Seas 8 ft.
.THU AND THU NIGHT...SW wind 20 kt. Seas 8 ft.
.FRI...S wind 15 kt. Seas 5 ft.
.SAT...NE wind 15 kt. Seas 8 ft.
.SUN...E wind 30 kt. Seas 11 ft.

$$

672 
FZAK52 PAFC 281207
CWFALU

Coastal Waters Forecast
National Weather Service Anchorage Alaska
407 AM AKDT Wed Jul 28 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.

PKZ199-290115-
407 AM AKDT Wed Jul 28 2021
.SYNOPSIS FOR SOUTHWEST ALASKA+BRISTOL BAY+THE ALASKA
PENINSULA WATERS AND THE ALEUTIAN ISLANDS...

A front extending south from a 988 mb Gulf of Anadyr low will
remain stationary over the eastern Bering through Fri morning. A
1004 mb S. Kamchatka low Wed morning moves to 170 nm southwest of
Amchitka at 1004 mb Thu morning before moving into the N Pacific
on Fri.

$$

PKZ150-290115-
South of the AK Peninsula Sitkinak to Castle Cape-
407 AM AKDT Wed Jul 28 2021

.TODAY...S wind 20 kt. Seas 4 ft.
.TONIGHT...S wind 20 kt. Seas 4 ft.
.THU...S wind 20 kt. Seas 4 ft.
.THU NIGHT...S wind 20 kt. Seas 4 ft.
.FRI...S wind 15 kt. Seas 4 ft.
.SAT...S wind 20 kt. Seas 5 ft.
.SUN...SE wind 15 kt. Seas 5 ft.

$$

PKZ155-290115-
South of the AK Peninsula Castle Cape to Cape Sarichef-
407 AM AKDT Wed Jul 28 2021

...SMALL CRAFT ADVISORY THROUGH THURSDAY...

.TODAY...S wind 25 kt except S 20 kt from the Shumagin Islands E. 
Seas 6 ft.
.TONIGHT...S wind 25 kt except S 20 kt from the Shumagin Islands E. 
Seas 6 ft.
.THU...S wind 25 kt. Seas 6 ft.
.THU NIGHT...SE wind 20 kt. Seas 6 ft.
.FRI...SE wind 20 kt. Seas 6 ft.
.SAT THROUGH SUN...SE wind 15 kt. Seas 7 ft.

$$

PKZ160-290115-
Bristol Bay-
407 AM AKDT Wed Jul 28 2021

.TODAY...S wind 20 kt. Seas 4 ft.
.TONIGHT...S wind 20 kt. Seas 4 ft.
.THU...S wind 20 kt. Seas 4 ft.
.THU NIGHT...S wind 20 kt. Seas 3 ft.
.FRI THROUGH SAT...SE wind 15 kt. Seas 3 ft.
.SUN...SE wind 20 kt. Seas 4 ft.

$$

PKZ165-290115-
Port Heiden to Cape Sarichef-
407 AM AKDT Wed Jul 28 2021

...SMALL CRAFT ADVISORY THROUGH THURSDAY...

.TODAY...S wind 30 kt. Seas 7 ft.
.TONIGHT...S wind 30 kt. Seas 7 ft.
.THU...S wind 25 kt. Seas 5 ft.
.THU NIGHT...SE wind 25 kt. Seas 5 ft.
.FRI THROUGH SUN...SE wind 20 kt. Seas 4 ft.

$$

PKZ170-290115-
Cape Sarichef to Nikolski Bering Side-
407 AM AKDT Wed Jul 28 2021

...SMALL CRAFT ADVISORY THROUGH TONIGHT...

.TODAY...S wind 30 kt. Seas 7 ft. Areas of fog.
.TONIGHT...S wind 25 kt. Seas 7 ft. Areas of fog.
.THU...S wind 20 kt. Seas 5 ft. Areas of fog.
.THU NIGHT...SE wind 15 kt. Seas 4 ft.
.FRI THROUGH SAT...SE wind 20 kt. Seas 5 ft.
.SUN...SE wind 25 kt. Seas 6 ft.

$$

PKZ171-290115-
Unalaska Bay-
407 AM AKDT Wed Jul 28 2021

.TODAY...S wind 20 kt. Seas 2 ft.
.TONIGHT...S wind 20 kt. Seas 2 ft.
.THU...S wind 15 kt. Seas 2 ft.
.THU NIGHT...SE wind 15 kt. Seas 2 ft.
.FRI THROUGH SAT...SE wind 10 kt. Seas 2 ft.
.SUN...SE wind 15 kt. Seas 2 ft.

$$

PKZ172-290115-
Cape Sarichef to Nikolski Pacific Side-
407 AM AKDT Wed Jul 28 2021

.TODAY...S wind 20 kt. Seas 6 ft. Areas of fog.
.TONIGHT...S wind 20 kt. Seas 6 ft. Areas of fog.
.THU...S wind 15 kt. Seas 5 ft. Areas of fog.
.THU NIGHT...SE wind 15 kt. Seas 5 ft.
.FRI THROUGH SAT...SE wind 15 kt. Seas 5 ft.
.SUN...SE wind 20 kt. Seas 10 ft.

$$

PKZ173-290115-
Nikolski to Seguam Island Bering Side-
407 AM AKDT Wed Jul 28 2021

.TODAY...S wind 20 kt. Seas 6 ft. Areas of fog.
.TONIGHT...S wind 20 kt. Seas 5 ft. Areas of fog.
.THU...S wind 20 kt. Seas 4 ft. Areas of fog.
.THU NIGHT...SE wind 20 kt. Seas 4 ft.
.FRI...SE wind 15 kt. Seas 3 ft.
.SAT...S wind 20 kt. Seas 4 ft.
.SUN...SE wind 25 kt. Seas 6 ft.

$$

PKZ174-290115-
Nikolski to Seguam Island Pacific Side-
407 AM AKDT Wed Jul 28 2021

.TODAY...S wind 20 kt. Seas 6 ft. Areas of fog.
.TONIGHT...S wind 20 kt. Seas 6 ft. Areas of fog.
.THU...S wind 20 kt. Seas 5 ft. Areas of fog.
.THU NIGHT...SE wind 15 kt. Seas 4 ft.
.FRI THROUGH SAT...SE wind 15 kt. Seas 5 ft.
.SUN...S wind 25 kt. Seas 9 ft.

$$

PKZ175-290115-
Seguam Island to Adak Bering Side-
407 AM AKDT Wed Jul 28 2021

.TODAY...SW wind 20 kt. Seas 4 ft. Areas of fog.
.TONIGHT...Variable wind 10 kt. Seas 4 ft. Areas of fog.
.THU...E wind 10 kt increasing to 20 kt in the afternoon. Seas 4 ft.
Areas of fog.
.THU NIGHT...E wind 20 kt. Seas 4 ft.
.FRI...SE wind 15 kt. Seas 2 ft.
.SAT...S wind 20 kt. Seas 5 ft.
.SUN...S wind 25 kt. Seas 6 ft.

$$

PKZ176-290115-
Seguam Island to Adak Pacific Side-
407 AM AKDT Wed Jul 28 2021

.TODAY...SW wind 15 kt. Seas 6 ft. Areas of fog.
.TONIGHT...SW wind 15 kt. Seas 6 ft. Areas of fog.
.THU...SE wind 20 kt. Seas 6 ft. Areas of fog.
.THU NIGHT...SE wind 20 kt. Seas 6 ft.
.FRI...SE wind 15 kt. Seas 4 ft.
.SAT...S wind 20 kt. Seas 6 ft.
.SUN...S wind 25 kt. Seas 7 ft.

$$

PKZ177-290115-
Adak to Kiska-
407 AM AKDT Wed Jul 28 2021

.TODAY...W wind 15 kt. Seas 6 ft. Areas of fog.
.TONIGHT...Variable wind 10 kt becoming E 15 kt after midnight.
Seas 6 ft. Areas of fog.
.THU...NE wind 20 kt. Seas 5 ft. Areas of fog.
.THU NIGHT...NE wind 20 kt. Seas 4 ft.
.FRI...SE wind 15 kt. Seas 4 ft.
.SAT...S wind 20 kt. Seas 5 ft.
.SUN...S wind 25 kt. Seas 6 ft.

$$

PKZ178-290115-
Kiska to Attu-
407 AM AKDT Wed Jul 28 2021

.TODAY...W wind 15 kt in the morning becoming variable 10 kt. Seas 7
ft. Areas of dense fog.
.TONIGHT...E wind 15 kt. Seas 6 ft. Areas of dense fog.
.THU...NE wind 15 kt. Seas 5 ft. Areas of fog.
.THU NIGHT...SE wind 20 kt. Seas 5 ft.
.FRI...S wind 20 kt. Seas 5 ft.
.SAT...SW wind 15 kt. Seas 5 ft.
.SUN...SW wind 25 kt. Seas 7 ft.

$$

PKZ179-290115-
Pribilof Islands Near Shore Waters-
407 AM AKDT Wed Jul 28 2021

...SMALL CRAFT ADVISORY THROUGH TONIGHT...

.TODAY...S wind 30 kt. Seas 9 ft. Areas of fog. Rain.
.TONIGHT...SW wind 25 kt diminishing to 15 kt after midnight. Seas
8 ft. Areas of fog.
.THU...Variable wind 10 kt. Seas 5 ft. Areas of fog.
.THU NIGHT...Variable wind 10 kt. Seas 4 ft.
.FRI...S wind 15 kt. Seas 3 ft.
.SAT...S wind 20 kt. Seas 6 ft.
.SUN...SE wind 25 kt. Seas 7 ft.

$$

PKZ180-290115-
Kuskokwim Delta and Etolin Strait-
407 AM AKDT Wed Jul 28 2021

...SMALL CRAFT ADVISORY THROUGH THURSDAY...

.TODAY...S wind 30 kt. Seas 10 ft.
.TONIGHT...S wind 30 kt. Seas 10 ft. Rain.
.THU...S wind 25 kt. Seas 7 ft.
.THU NIGHT...S wind 20 kt. Seas 5 ft.
.FRI THROUGH SAT...S wind 20 kt. Seas 5 ft.
.SUN...SE wind 25 kt. Seas 7 ft.

$$

PKZ181-290115-
North and West of Nunivak Island-
407 AM AKDT Wed Jul 28 2021

...GALE WARNING TODAY...

.TODAY...S wind 35 kt. Seas 13 ft. Rain.
.TONIGHT...S wind 30 kt becoming SW 20 kt after midnight. Seas
10 ft.
.THU...SW wind 15 kt. Seas 7 ft.
.THU NIGHT...S wind 20 kt. Seas 6 ft.
.FRI THROUGH SAT...SE wind 15 kt. Seas 6 ft.
.SUN...SE wind 25 kt. Seas 8 ft.

$$

PKZ185-290115-
Saint Matthew Island Waters-
407 AM AKDT Wed Jul 28 2021

...SMALL CRAFT ADVISORY THROUGH THURSDAY...

.TODAY...S wind 30 kt E of Saint Matthew Island...W 20 kt W of
Saint Matthew Island. Seas 12 ft.
.TONIGHT...SW wind 20 kt. Seas 9 ft.
.THU...SW wind 20 kt. Seas 8 ft.
.THU NIGHT...SW wind 20 kt. Seas 7 ft.
.FRI...S wind 15 kt. Seas 5 ft.
.SAT...E wind 15 kt. Seas 7 ft.
.SUN...E wind 25 kt. Seas 8 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.