National Weather Service Marine Forecast FZAK52 PAFC

FZAK52 PAFC 041327
CWFALU

Coastal Waters Forecast
National Weather Service Anchorage Alaska
427 AM AKST Wed Mar 4 2026

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.

PKZ199-050200
427 AM AKST Wed Mar 4 2026 .SYNOPSIS FOR SOUTHWEST ALASKA+BRISTOL BAY+THE ALASKA PENINSULA WATERS AND THE ALEUTIAN ISLANDS...

A 1011 mb low enters the western Bering 470 nm W of St. Paul Wed afternoon. The low drops to 144 nm W of Adak at 1007 mb Thu morning and dissipates by Thu afternoon. A 974 mb North Pacific low 212 nm of Dutch Harbor Thu afternoon lifts to 118 nm E of Sand Point at 974 mb by Fri morning.

PKZ750-050200
Sitkinak to Castle Cape out to 15 NM
427 AM AKST Wed Mar 4 2026

TODAY
NW wind 20 kt. Seas 3 ft. Freezing spray.

TONIGHT
NW wind 20 kt. Seas 3 ft. Freezing spray.

THU
N wind 20 kt. Seas 6 ft. Freezing spray.

THU NIGHT
E wind 30 kt. Seas 9 ft.

FRI
W wind 35 kt. Seas 11 ft.

SAT
W wind 30 kt. Seas 9 ft.

SUN
NW wind 35 kt. Seas 9 ft.

PKZ751-050200
Sitkinak to Castle Cape from 15 to 100 NM
427 AM AKST Wed Mar 4 2026

SMALL CRAFT ADVISORY THURSDAY

TODAY
NE wind 15 kt. Seas 5 ft. Rain.

TONIGHT
N wind 15 kt. Seas 6 ft.

THU
N wind 15 kt becoming NE 25 kt in the afternoon. Seas 9 ft. Freezing spray.

THU NIGHT
SE wind 30 kt. Seas 13 ft.

FRI
W wind 40 kt. Seas 18 ft.

SAT
W wind 30 kt. Seas 15 ft.

SUN
NW wind 35 kt. Seas 15 ft.

PKZ752-050200
Castle Cape to Cape Tolstoi out to 15 NM
427 AM AKST Wed Mar 4 2026

SMALL CRAFT ADVISORY THURSDAY

TODAY
N wind 15 kt. Seas 2 ft. Freezing spray.

TONIGHT
N wind 20 kt. Seas 3 ft. Freezing spray.

THU
N wind 15 kt becoming NE 25 kt in the afternoon. Seas 6 ft. Freezing spray.

THU NIGHT
N wind 30 kt. Seas 9 ft.

FRI
W wind 30 kt. Seas 8 ft.

SAT THROUGH SUN
NW wind 25 kt. Seas 7 ft.

PKZ753-050200
Castle Cape to Cape Tolstoi from 15 to 100 NM
427 AM AKST Wed Mar 4 2026

SMALL CRAFT ADVISORY TONIGHT AND THURSDAY

TODAY
NE wind 20 kt. Seas 5 ft. Rain.

TONIGHT
N wind 15 kt. Seas 8 ft.

THU
N wind 20 kt becoming NE 30 kt in the afternoon. Seas 10 ft. Snow. Freezing spray.

THU NIGHT
NE wind 30 kt. Seas 11 ft.

FRI THROUGH SUN
NW wind 35 kt. Seas 15 ft.

PKZ754-050200
Cape Tolstoi to Cape Sarichef out to 15 NM
427 AM AKST Wed Mar 4 2026

SMALL CRAFT ADVISORY TODAY AND THURSDAY

TODAY
N wind 25 kt. Seas 3 ft. Freezing spray.

TONIGHT
N wind 20 kt. Seas 3 ft building to 7 ft after midnight. Freezing spray.

THU
NE wind 30 kt. Seas 7 ft. Snow. Freezing spray.

THU NIGHT
N wind 35 kt. Seas 6 ft.

FRI THROUGH SAT
NW wind 30 kt. Seas 6 ft.

SUN
NW wind 25 kt. Seas 5 ft.

PKZ755-050200
Cape Tolstoi to Cape Sarichef from 15 to 100 NM
427 AM AKST Wed Mar 4 2026

GALE WARNING THURSDAY

TODAY
NE wind 25 kt. Seas 5 ft. Freezing spray.

TONIGHT
N wind 15 kt. Seas 9 ft. Freezing spray.

THU
NE wind 35 kt. Seas 11 ft. Snow. Freezing spray.

THU NIGHT
N wind 35 kt. Seas 12 ft.

FRI THROUGH SUN
NW wind 30 kt. Seas 12 ft.

PKZ756-050200
Port Heiden to Nelson Lagoon out to 15 NM
427 AM AKST Wed Mar 4 2026

TODAY
Variable wind 10 kt. Seas in ice free waters 3 ft.

TONIGHT
N wind 15 kt. Seas in ice free waters 2 ft.

THU
NE wind 20 kt. Seas in ice free waters 3 ft. Freezing spray.

THU NIGHT
N wind 30 kt. Seas in ice free waters 8 ft.

FRI
W wind 25 kt. Seas in ice free waters 8 ft.

SAT THROUGH SUN
NW wind 30 kt. Seas in ice free waters 9 ft.

PKZ757-050200
Port Heiden to Nelson Lagoon from 15 to 60 NM
427 AM AKST Wed Mar 4 2026

TODAY
N wind 15 kt. Seas in ice free waters 3 ft.

TONIGHT
N wind 15 kt. Seas in ice free waters 2 ft.

THU
NE wind 20 kt. Seas in ice free waters 3 ft. Freezing spray.

THU NIGHT
N wind 30 kt. Seas in ice free waters 9 ft.

FRI THROUGH SUN
NW wind 30 kt. Seas in ice free waters 9 ft.

PKZ758-050200
Nelson Lagoon to Cape Sarichef out to 15 NM
427 AM AKST Wed Mar 4 2026

SMALL CRAFT ADVISORY THURSDAY

TODAY
N wind 20 kt. Seas 4 ft. Freezing spray.

TONIGHT
N wind 15 kt. Seas 3 ft.

THU
N wind 20 kt becoming NE 30 kt in the afternoon. Seas 6 ft. Snow. Freezing spray.

THU NIGHT
N wind 35 kt. Seas 11 ft.

FRI
NW wind 25 kt. Seas 10 ft.

SAT THROUGH SUN
NW wind 30 kt. Seas 11 ft.

PKZ759-050200
Nelson Lagoon to Cape Sarichef from 15 to 70 NM
427 AM AKST Wed Mar 4 2026

SMALL CRAFT ADVISORY THURSDAY

TODAY
N wind 20 kt. Seas 4 ft. Freezing spray.

TONIGHT
NW wind 15 kt. Seas 3 ft. Freezing spray.

THU
N wind 20 kt becoming NE 30 kt in the afternoon. Seas 6 ft. Freezing spray.

THU NIGHT
N wind 35 kt. Seas 11 ft.

FRI THROUGH SUN
NW wind 30 kt. Seas 11 ft.

PKZ770-050200
Cape Sarichef to Nikolski Bering Side out to 15 NM
427 AM AKST Wed Mar 4 2026

GALE WARNING THURSDAY

TODAY
N wind 25 kt. Seas 6 ft. Freezing spray.

TONIGHT
N wind 20 kt. Seas 5 ft. Freezing spray.

THU
NE wind 35 kt. Seas 9 ft. Snow. Freezing spray.

THU NIGHT
N wind 35 kt. Seas 11 ft.

FRI
NW wind 25 kt. Seas 11 ft.

SAT
NW wind 30 kt. Seas 13 ft.

SUN
NW wind 25 kt. Seas 12 ft.

PKZ772-050200
Cape Sarichef to Nikolski Bering Side from 15 to 85 NM
427 AM AKST Wed Mar 4 2026

SMALL CRAFT ADVISORY TODAY AND THURSDAY

TODAY
N wind 25 kt. Seas 6 ft. Freezing spray.

TONIGHT
N wind 20 kt. Seas 5 ft. Freezing spray.

THU
NE wind 30 kt. Seas 9 ft. Freezing spray.

THU NIGHT
N wind 35 kt. Seas 12 ft.

FRI THROUGH SAT
NW wind 30 kt. Seas 12 ft.

SUN
NW wind 25 kt. Seas 12 ft.

PKZ771-050200
Unalaska Bay
427 AM AKST Wed Mar 4 2026

SMALL CRAFT ADVISORY THURSDAY

TODAY
N wind 20 kt. Seas 5 ft. Freezing spray.

TONIGHT
N wind 15 kt. Seas 4 ft. Freezing spray.

THU
NE wind 30 kt. Seas 5 ft building to 8 ft in the afternoon. Freezing spray.

THU NIGHT
N wind 30 kt. Seas 11 ft.

FRI THROUGH SAT
NW wind 25 kt. Seas 9 ft.

SUN
NW wind 20 kt. Seas 7 ft.

PKZ773-050200
Cape Sarichef to Nikolski Pacific Side out to 15 NM
427 AM AKST Wed Mar 4 2026

SMALL CRAFT ADVISORY THROUGH THURSDAY

TODAY
N wind 25 kt. Seas 4 ft. Freezing spray.

TONIGHT
N wind 20 kt. Seas 9 ft. Freezing spray.

THU
NE wind 30 kt. Seas 8 ft. Freezing spray.

THU NIGHT
N wind 35 kt. Seas 9 ft.

FRI THROUGH SAT
NW wind 30 kt. Seas 7 ft.

SUN
NW wind 25 kt. Seas 6 ft.

PKZ774-050200
Cape Sarichef to Nikolski Pacific Side from 15 to 85 NM
427 AM AKST Wed Mar 4 2026

GALE WARNING THURSDAY

TODAY
NE wind 25 kt. Seas 7 ft. Freezing spray.

TONIGHT
N wind 25 kt. Seas 10 ft. Freezing spray.

THU
NE wind 40 kt. Seas 13 ft. Snow. Freezing spray.

THU NIGHT
N wind 35 kt. Seas 13 ft.

FRI THROUGH SUN
NW wind 30 kt. Seas 11 ft.

PKZ775-050200
Nikolski to Seguam Bering Side out to 15 NM
427 AM AKST Wed Mar 4 2026

GALE WARNING THURSDAY

TODAY
NE wind 25 kt. Seas 9 ft. Freezing spray.

TONIGHT
NE wind 25 kt. Seas 9 ft. Freezing spray.

THU
NE wind 35 kt. Seas 9 ft. Freezing spray.

THU NIGHT
N wind 35 kt. Seas 11 ft.

FRI THROUGH SUN
NW wind 25 kt. Seas 12 ft.

PKZ776-050200
Nikolski to Seguam Bering Side from 15 to 85 NM
427 AM AKST Wed Mar 4 2026

SMALL CRAFT ADVISORY THROUGH THURSDAY

TODAY
N wind 25 kt. Seas 8 ft. Freezing spray.

TONIGHT
N wind 20 kt. Seas 8 ft. Freezing spray.

THU
NE wind 30 kt. Seas 9 ft. Freezing spray.

THU NIGHT
N wind 30 kt. Seas 11 ft.

FRI THROUGH SUN
NW wind 25 kt. Seas 12 ft.

PKZ777-050200
Nikolski to Seguam Pacfic Side out to 15 NM
427 AM AKST Wed Mar 4 2026

SMALL CRAFT ADVISORY THROUGH THURSDAY

TODAY
NE wind 30 kt. Seas 9 ft. Freezing spray.

TONIGHT
NE wind 25 kt. Seas 10 ft. Freezing spray.

THU
NE wind 30 kt. Seas 10 ft. Freezing spray.

THU NIGHT
N wind 30 kt. Seas 11 ft.

FRI THROUGH SUN
NW wind 25 kt. Seas 10 ft.

PKZ778-050200
Nikolski to Seguam Pacific Side from 15 to 75 NM
427 AM AKST Wed Mar 4 2026

GALE WARNING THURSDAY

TODAY
NE wind 30 kt. Seas 12 ft. Freezing spray.

TONIGHT
NE wind 30 kt. Seas 13 ft. Freezing spray.

THU
NE wind 35 kt. Seas 13 ft. Snow. Freezing spray.

THU NIGHT
N wind 30 kt. Seas 13 ft.

FRI THROUGH SUN
NW wind 25 kt. Seas 11 ft.

PKZ780-050200
Seguam to Adak Bering Side out to 15 NM
427 AM AKST Wed Mar 4 2026

SMALL CRAFT ADVISORY TODAY AND THURSDAY

TODAY
NE wind 25 kt. Seas 9 ft. Freezing spray.

TONIGHT
NE wind 20 kt. Seas 7 ft. Freezing spray.

THU
NE wind 30 kt. Seas 7 ft. Freezing spray.

THU NIGHT
N wind 30 kt. Seas 9 ft.

FRI
NW wind 25 kt. Seas 10 ft.

SAT
W wind 25 kt. Seas 11 ft.

SUN
NW wind 20 kt. Seas 8 ft.

PKZ781-050200
Seguam to Adak Bering Side from 15 to 85 NM
427 AM AKST Wed Mar 4 2026

SMALL CRAFT ADVISORY TODAY AND THURSDAY

TODAY
NE wind 25 kt. Seas 9 ft. Freezing spray.

TONIGHT
NE wind 20 kt. Seas 6 ft. Freezing spray.

THU
NE wind 30 kt. Seas 8 ft. Freezing spray.

THU NIGHT
N wind 30 kt. Seas 9 ft.

FRI
N wind 25 kt. Seas 11 ft.

SAT
W wind 25 kt. Seas 11 ft.

SUN
W wind 20 kt. Seas 9 ft.

PKZ782-050200
Seguam to Adak Pacific Side out to 15 NM
427 AM AKST Wed Mar 4 2026

SMALL CRAFT ADVISORY THROUGH THURSDAY

TODAY
NE wind 25 kt. Seas 9 ft. Freezing spray.

TONIGHT
NE wind 20 kt. Seas 9 ft. Freezing spray.

THU
NE wind 30 kt. Seas 7 ft. Freezing spray.

THU NIGHT
N wind 30 kt. Seas 7 ft.

FRI
NW wind 25 kt. Seas 6 ft.

SAT
W wind 25 kt. Seas 6 ft.

SUN
NW wind 20 kt. Seas 5 ft.

PKZ783-050200
Seguam to Adak Pacific Side from 15 to 75 NM
427 AM AKST Wed Mar 4 2026

SMALL CRAFT ADVISORY THROUGH THURSDAY

TODAY
NE wind 30 kt. Seas 13 ft.

TONIGHT
NE wind 25 kt. Seas 12 ft.

THU
NE wind 30 kt. Seas 10 ft.

THU NIGHT
N wind 30 kt. Seas 10 ft.

FRI
NW wind 25 kt. Seas 8 ft.

SAT
W wind 25 kt. Seas 8 ft.

SUN
NW wind 20 kt. Seas 7 ft.

PKZ784-050200
Adak to Kiska Bering Side
427 AM AKST Wed Mar 4 2026

SMALL CRAFT ADVISORY TODAY AND THURSDAY

TODAY
N wind 25 kt. Seas 10 ft. Freezing spray.

TONIGHT
N wind 15 kt. Seas 7 ft.

THU
NE wind 25 kt. Seas 8 ft. Snow showers. Freezing spray.

THU NIGHT
N wind 25 kt. Seas 9 ft.

FRI
N wind 25 kt. Seas 10 ft.

SAT
W wind 25 kt. Seas 10 ft.

SUN
W wind 15 kt. Seas 6 ft.

PKZ785-050200
Adak to Kiska Pacific Side
427 AM AKST Wed Mar 4 2026

SMALL CRAFT ADVISORY THROUGH TONIGHT

TODAY
NE wind 30 kt. Seas 13 ft.

TONIGHT
N wind 20 kt. Seas 10 ft.

THU
NE wind 20 kt. Seas 7 ft. Snow showers.

THU NIGHT
N wind 25 kt. Seas 8 ft.

FRI
NW wind 25 kt. Seas 9 ft.

SAT
W wind 25 kt. Seas 8 ft.

SUN
NW wind 20 kt. Seas 6 ft.

PKZ786-050200
Kiska to Attu Bering Side
427 AM AKST Wed Mar 4 2026

SMALL CRAFT ADVISORY THROUGH THURSDAY

TODAY
NW wind 25 kt. Seas 9 ft.

TONIGHT
NW wind 30 kt. Seas 12 ft. Snow showers.

THU
N wind 30 kt. Seas 13 ft. Snow showers.

THU NIGHT
N wind 25 kt. Seas 10 ft.

FRI
NW wind 25 kt. Seas 9 ft.

SAT
W wind 15 kt. Seas 7 ft.

SUN
SW wind 20 kt. Seas 5 ft.

PKZ787-050200
Kiska to Attu Pacific Side
427 AM AKST Wed Mar 4 2026

SMALL CRAFT ADVISORY THROUGH THURSDAY

TODAY
N wind 25 kt. Seas 11 ft.

TONIGHT
NW wind 30 kt. Seas 12 ft. Snow showers.

THU
N wind 30 kt. Seas 14 ft.

THU NIGHT
N wind 25 kt. Seas 11 ft.

FRI
NW wind 25 kt. Seas 8 ft.

SAT
W wind 15 kt. Seas 6 ft.

SUN
S wind 20 kt. Seas 6 ft.

PKZ766-050200
Pribilof Islands Nearshore Waters
427 AM AKST Wed Mar 4 2026

HEAVY FREEZING SPRAY WARNING THROUGH THURSDAY

SMALL CRAFT ADVISORY THURSDAY

TODAY
N wind 20 kt. Seas 4 ft. Heavy freezing spray near the ice edge.

TONIGHT
N wind 20 kt. Seas 4 ft. Heavy freezing spray near the ice edge.

THU
N wind 25 kt. Seas 5 ft. Heavy freezing spray near the ice edge.

THU NIGHT
N wind 30 kt. Seas 8 ft.

FRI THROUGH SAT
NW wind 30 kt. Seas 9 ft.

SUN
NW wind 25 kt. Seas 8 ft.

PKZ760-050200
Bristol Bay greater than 15 NM
427 AM AKST Wed Mar 4 2026

TODAY
NE wind 10 kt.

TONIGHT
NE wind 10 kt in the evening becoming variable less than 10 kt.

THU
N wind 10 kt becoming NE in the afternoon.

THU NIGHT
N wind 30 kt.

FRI THROUGH SUN
NW wind 25 kt.

PKZ761-050200
Bristol Bay from Port Heiden to Cape Chichagof out to 15 NM
427 AM AKST Wed Mar 4 2026

TODAY
NE wind 10 kt increasing to 15 kt in the afternoon.

TONIGHT
N wind 10 kt in the evening becoming variable less than 10 kt.

THU
N wind 10 kt becoming NE in the afternoon.

THU NIGHT
N wind 30 kt.

FRI THROUGH SUN
NW wind 25 kt.

PKZ762-050200
Bristol Bay from Cape Chichagof to Cape Pierce out to 15 NM
427 AM AKST Wed Mar 4 2026

TODAY
NE wind 10 kt.

TONIGHT
N wind 10 kt in the evening becoming variable less than 10 kt.

THU
N wind 10 kt becoming NE in the afternoon.

THU NIGHT
N wind 30 kt.

FRI
W wind 30 kt.

SAT
W wind 20 kt.

SUN
NW wind 25 kt.

PKZ763-050200
Kuskokwim Delta and Etolin Strait out to 15 NM
427 AM AKST Wed Mar 4 2026

TODAY
N wind 15 kt.

TONIGHT
N wind 15 kt.

THU
N wind 10 kt increasing to 15 kt in the afternoon.

THU NIGHT
N wind 30 kt.

FRI THROUGH SUN
NW wind 30 kt.

PKZ764-050200
Kuskokwim Delta from 15 to 80 NM
427 AM AKST Wed Mar 4 2026

TODAY
N wind 15 kt.

TONIGHT
N wind 15 kt.

THU
N wind 15 kt.

THU NIGHT
N wind 30 kt.

FRI THROUGH SUN
NW wind 30 kt.

PKZ765-050200
North and West of Nunivak Island
427 AM AKST Wed Mar 4 2026

TODAY
N wind 20 kt.

TONIGHT
N wind 20 kt.

THU
N wind 15 kt.

THU NIGHT
N wind 25 kt.

FRI THROUGH SAT
NW wind 30 kt.

SUN
NW wind 25 kt.

PKZ767-050200
Saint Matthew Island Waters
427 AM AKST Wed Mar 4 2026

SMALL CRAFT ADVISORY TONIGHT AND THURSDAY

TODAY
N wind 20 kt. Seas in ice free waters 3 ft. Freezing spray.

TONIGHT
N wind 25 kt. Seas in ice free waters 6 ft. Freezing spray.

THU
N wind 25 kt. Seas in ice free waters 6 ft. Freezing spray.

THU NIGHT
N wind 30 kt. Seas in ice free waters 8 ft.

FRI THROUGH SAT
NW wind 30 kt. Seas in ice free waters 8 ft.

SUN
NW wind 20 kt. Seas in ice free waters 4 ft.

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