148
FZAK52 PAFC 041238
CWFALU
COASTAL WATERS FORECAST
NATIONAL WEATHER SERVICE ANCHORAGE ALASKA
438 AM AKDT TUE AUG 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.
PKZ199-050145-
438 AM AKDT TUE AUG 4 2026
.SYNOPSIS FOR SOUTHWEST ALASKA+BRISTOL BAY+THE ALASKA
PENINSULA WATERS AND THE ALEUTIAN ISLANDS...
A 990 MB LOW OVER SAINT LAWRENCE ISLAND REMAINS NEARLY STATIONARY
THROUGH TUE NIGHT AT 1000 MB. THE LOW THEN LIFTS TO THE BERING
STRAIT AND DISSIPATES THROUGH THU MORNING. A 1013 MB LOW FORMS 55 NM
SE OF ADAK TUE EVENING AND MOVES TO 180 NM SE OF ATKA WED MORNING AT
1010 MB BEFORE EXITING TO THE NORTH PACIFIC WED AFTERNOON.
PKZ750-050145-
SITKINAK TO CASTLE CAPE OUT TO 15 NM-
438 AM AKDT TUE AUG 4 2026
TODAY
VARIABLE WIND 10 KT. SEAS 4 FT.
TONIGHT
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
VARIABLE WIND 10 KT. SEAS 3 FT.
FRI
VARIABLE WIND 10 KT. SEAS 2 FT.
SAT
VARIABLE WIND 10 KT. SEAS 2 FT.
PKZ751-050145-
SITKINAK TO CASTLE CAPE FROM 15 TO 100 NM-
438 AM AKDT TUE AUG 4 2026
TODAY
W WIND 20 KT IN THE MORNING BECOMING VARIABLE 10 KT.
SEAS 6 FT.
TONIGHT
VARIABLE WIND 10 KT. SEAS 5 FT.
WED
VARIABLE WIND 10 KT. SEAS 5 FT.
WED NIGHT
VARIABLE WIND 10 KT. SEAS 4 FT.
THU
VARIABLE WIND 10 KT. SEAS 5 FT.
FRI
VARIABLE WIND 10 KT. SEAS 5 FT.
SAT
VARIABLE WIND 10 KT. SEAS 5 FT.
PKZ752-050145-
CASTLE CAPE TO CAPE TOLSTOI OUT TO 15 NM-
438 AM AKDT TUE AUG 4 2026
TODAY
VARIABLE WIND 10 KT. SEAS 3 FT.
TONIGHT
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 3 FT.
SAT
VARIABLE WIND 10 KT. SEAS 2 FT.
PKZ753-050145-
CASTLE CAPE TO CAPE TOLSTOI FROM 15 TO 100 NM-
438 AM AKDT TUE AUG 4 2026
TODAY
VARIABLE WIND 10 KT. SEAS 6 FT.
TONIGHT
VARIABLE WIND 10 KT. SEAS 5 FT.
WED
VARIABLE WIND 10 KT. SEAS 5 FT.
WED NIGHT
VARIABLE WIND 10 KT. SEAS 4 FT.
THU
VARIABLE WIND 10 KT. SEAS 5 FT.
FRI
VARIABLE WIND 10 KT. SEAS 3 FT.
SAT
VARIABLE WIND 10 KT. SEAS 4 FT.
PKZ754-050145-
CAPE TOLSTOI TO CAPE SARICHEF OUT TO 15 NM-
438 AM AKDT TUE AUG 4 2026
TODAY
NW WIND 15 KT. SEAS 4 FT.
TONIGHT
VARIABLE WIND 10 KT. SEAS 4 FT.
WED
VARIABLE WIND 10 KT. SEAS 3 FT.
WED NIGHT
VARIABLE WIND 10 KT. SEAS 3 FT.
THU
VARIABLE WIND 10 KT. SEAS 3 FT.
FRI
VARIABLE WIND 10 KT. SEAS 3 FT.
SAT
VARIABLE WIND 10 KT. SEAS 2 FT.
PKZ755-050145-
CAPE TOLSTOI TO UNALGA PASS FROM 15 TO 100 NM-
438 AM AKDT TUE AUG 4 2026
TODAY
W WIND 15 KT. SEAS 7 FT.
TONIGHT
W WIND 15 KT. SEAS 6 FT.
WED
SW WIND 15 KT. SEAS 5 FT.
WED NIGHT
VARIABLE WIND 10 KT. SEAS 5 FT.
THU
VARIABLE WIND 10 KT. SEAS 4 FT.
FRI
VARIABLE WIND 10 KT. SEAS 4 FT.
SAT
VARIABLE WIND 10 KT. SEAS 4 FT.
PKZ756-050145-
PORT HEIDEN TO NELSON LAGOON OUT TO 15 NM-
438 AM AKDT TUE AUG 4 2026
TODAY
SW WIND 20 KT. SEAS 6 FT.
TONIGHT
SW WIND 20 KT. SEAS 6 FT.
WED
VARIABLE WIND 10 KT. SEAS 5 FT.
WED NIGHT
VARIABLE WIND 10 KT. SEAS 4 FT.
THU
VARIABLE WIND 10 KT. SEAS 3 FT.
FRI
VARIABLE WIND 10 KT. SEAS 2 FT.
SAT
VARIABLE WIND 10 KT. SEAS 1 FOOT.
PKZ757-050145-
PORT HEIDEN TO NELSON LAGOON FROM 15 TO 60 NM-
438 AM AKDT TUE AUG 4 2026
..SMALL CRAFT ADVISORY THROUGH TONIGHT
TODAY
SW WIND 25 KT. SEAS 8 FT.
TONIGHT
SW WIND 20 KT. SEAS 8 FT.
WED
S WIND 15 KT. SEAS 7 FT.
WED NIGHT
SW WIND 15 KT. SEAS 5 FT.
THU
VARIABLE WIND 10 KT. SEAS 4 FT.
FRI
VARIABLE WIND 10 KT. SEAS 3 FT.
SAT
VARIABLE WIND 10 KT. SEAS 2 FT.
PKZ758-050145-
NELSON LAGOON TO CAPE SARICHEF OUT TO 15 NM-
438 AM AKDT TUE AUG 4 2026
..SMALL CRAFT ADVISORY TODAY
TODAY
SW WIND 25 KT. SEAS 7 FT.
TONIGHT
SW WIND 20 KT. SEAS 7 FT.
WED
SW WIND 15 KT. SEAS 6 FT.
WED NIGHT
SW WIND 15 KT. SEAS 5 FT.
THU
VARIABLE WIND 10 KT. SEAS 4 FT.
FRI THROUGH SAT
VARIABLE WIND 10 KT. SEAS 2 FT.
PKZ759-050145-
NELSON LAGOON TO UNALGA PASS 15 TO 70 NM-
438 AM AKDT TUE AUG 4 2026
..SMALL CRAFT ADVISORY THROUGH TONIGHT
TODAY
SW WIND 25 KT. SEAS 9 FT.
TONIGHT
SW WIND 25 KT. SEAS 8 FT.
WED
SW WIND 15 KT. SEAS 7 FT.
WED NIGHT
SW WIND 15 KT. SEAS 5 FT.
THU
VARIABLE WIND 10 KT. SEAS 4 FT.
FRI
VARIABLE WIND 10 KT. SEAS 2 FT.
SAT
VARIABLE WIND 10 KT. SEAS 2 FT.
PKZ768-050145-
UNIMAK PASS-
438 AM AKDT TUE AUG 4 2026
TODAY
W WIND 20 KT. SEAS 7 FT.
TONIGHT
W WIND 20 KT. SEAS 7 FT.
WED
NW WIND 15 KT. SEAS 6 FT.
WED NIGHT
VARIABLE WIND 10 KT. SEAS 4 FT.
THU
VARIABLE WIND 10 KT. SEAS 4 FT.
FRI THROUGH SAT
VARIABLE WIND 10 KT. SEAS 3 FT.
PKZ770-050145-
UNALGA PASS TO NIKOLSKI BERING SIDE OUT TO 15 NM-
438 AM AKDT TUE AUG 4 2026
TODAY
SW WIND 20 KT. SEAS 7 FT.
TONIGHT
W WIND 20 KT. SEAS 7 FT.
WED
W WIND 15 KT. SEAS 5 FT.
WED NIGHT
VARIABLE WIND 10 KT. SEAS 4 FT.
THU
VARIABLE WIND 10 KT. SEAS 4 FT.
FRI THROUGH SAT
VARIABLE WIND 10 KT. SEAS 2 FT.
PKZ772-050145-
UNALGA PASS TO NIKOLSKI BERING SIDE FROM 15 TO 85 NM-
438 AM AKDT TUE AUG 4 2026
..SMALL CRAFT ADVISORY THROUGH TONIGHT
TODAY
SW WIND 25 KT. SEAS 9 FT.
TONIGHT
SW WIND 20 KT. SEAS 9 FT.
WED
W WIND 15 KT. SEAS 6 FT.
WED NIGHT
VARIABLE WIND 10 KT. SEAS 5 FT.
THU
VARIABLE WIND 10 KT. SEAS 4 FT.
FRI
VARIABLE WIND 10 KT. SEAS 3 FT.
SAT
VARIABLE WIND 10 KT. SEAS 2 FT.
PKZ771-050145-
UNALASKA BAY-
438 AM AKDT TUE AUG 4 2026
TODAY
SW WIND 10 KT. SEAS 3 FT.
TONIGHT
VARIABLE WIND LESS THAN 10 KT. SEAS 3 FT.
WED
VARIABLE WIND LESS THAN 10 KT. SEAS 3 FT.
WED NIGHT
VARIABLE WIND LESS THAN 10 KT. SEAS 3 FT.
THU
VARIABLE WIND LESS THAN 10 KT. SEAS 3 FT.
FRI
E WIND 10 KT. SEAS 2 FT.
SAT
VARIABLE WIND LESS THAN 10 KT. SEAS 1 FOOT.
PKZ773-050145-
UNALGA PASS TO NIKOLSKI PACIFIC SIDE OUT TO 15 NM-
438 AM AKDT TUE AUG 4 2026
TODAY
W WIND 20 KT. SEAS 6 FT.
TONIGHT
W WIND 15 KT. SEAS 5 FT.
WED
VARIABLE WIND 10 KT. SEAS 4 FT.
WED NIGHT
VARIABLE WIND 10 KT. SEAS 3 FT.
THU
VARIABLE WIND 10 KT. SEAS 4 FT.
FRI THROUGH SAT
VARIABLE WIND 10 KT. SEAS 3 FT.
PKZ774-050145-
UNALGA PASS TO NIKOLSKI PACIFIC SIDE FROM 15 TO 85 NM-
438 AM AKDT TUE AUG 4 2026
..SMALL CRAFT ADVISORY TODAY
TODAY
W WIND 20 KT. SEAS 8 FT.
TONIGHT
W WIND 20 KT. SEAS 6 FT.
WED
W WIND 15 KT. SEAS 5 FT.
WED NIGHT
VARIABLE WIND 10 KT. SEAS 4 FT.
THU
VARIABLE WIND 10 KT. SEAS 5 FT.
FRI THROUGH SAT
VARIABLE WIND 10 KT. SEAS 5 FT.
PKZ775-050145-
NIKOLSKI TO SEGUAM BERING SIDE OUT TO 15 NM-
438 AM AKDT TUE AUG 4 2026
TODAY
W WIND 20 KT. SEAS 7 FT.
TONIGHT
SW WIND 15 KT. SEAS 6 FT.
WED
VARIABLE WIND 10 KT. SEAS 5 FT.
WED NIGHT
VARIABLE WIND 10 KT. SEAS 5 FT.
THU
VARIABLE WIND 10 KT. SEAS 4 FT.
FRI THROUGH SAT
VARIABLE WIND 10 KT. SEAS 3 FT.
PKZ776-050145-
NIKOLSKI TO SEGUAM BERING SIDE FROM 15 TO 85 NM-
438 AM AKDT TUE AUG 4 2026
..SMALL CRAFT ADVISORY TODAY
TODAY
W WIND 25 KT. SEAS 9 FT.
TONIGHT
SW WIND 20 KT. SEAS 7 FT.
WED
VARIABLE WIND 10 KT. SEAS 6 FT.
WED NIGHT
VARIABLE WIND 10 KT. SEAS 5 FT.
THU
VARIABLE WIND 10 KT. SEAS 4 FT.
FRI
VARIABLE WIND 10 KT. SEAS 2 FT.
SAT
VARIABLE WIND 10 KT. SEAS 2 FT.
PKZ777-050145-
NIKOLSKI TO SEGUAM PACFIC SIDE OUT TO 15 NM-
438 AM AKDT TUE AUG 4 2026
TODAY
W WIND 20 KT. SEAS 6 FT.
TONIGHT
SW WIND 15 KT. SEAS 6 FT.
WED
VARIABLE WIND 10 KT. SEAS 5 FT.
WED NIGHT
VARIABLE WIND 10 KT. SEAS 5 FT.
THU
VARIABLE WIND 10 KT. SEAS 5 FT.
FRI THROUGH SAT
VARIABLE WIND 10 KT. SEAS 4 FT.
PKZ778-050145-
NIKOLSKI TO SEGUAM PACIFIC SIDE FROM 15 TO 75 NM-
438 AM AKDT TUE AUG 4 2026
..SMALL CRAFT ADVISORY TODAY
TODAY
W WIND 20 KT. SEAS 8 FT.
TONIGHT
SW WIND 15 KT. SEAS 6 FT.
WED
VARIABLE WIND 10 KT. SEAS 5 FT.
WED NIGHT
VARIABLE WIND 10 KT. SEAS 5 FT.
THU THROUGH SAT
VARIABLE WIND 10 KT. SEAS 5 FT.
PKZ780-050145-
SEGUAM TO ADAK BERING SIDE OUT TO 15 NM-
438 AM AKDT TUE AUG 4 2026
TODAY
SW WIND 15 KT. SEAS 4 FT.
TONIGHT
VARIABLE WIND 10 KT. SEAS 4 FT.
WED
VARIABLE WIND 10 KT. SEAS 4 FT.
WED NIGHT
VARIABLE WIND 10 KT. SEAS 4 FT.
THU
VARIABLE WIND 10 KT. SEAS 3 FT.
FRI
VARIABLE WIND 10 KT. SEAS 2 FT.
SAT
VARIABLE WIND 10 KT. SEAS 2 FT.
PKZ781-050145-
SEGUAM TO ADAK BERING SIDE FROM 15 TO 85 NM-
438 AM AKDT TUE AUG 4 2026
..SMALL CRAFT ADVISORY TODAY
TODAY
W WIND 25 KT. SEAS 7 FT.
TONIGHT
W WIND 20 KT. SEAS 6 FT.
WED
VARIABLE WIND 10 KT. SEAS 5 FT.
WED NIGHT
VARIABLE WIND 10 KT. SEAS 4 FT.
THU
VARIABLE WIND 10 KT. SEAS 4 FT.
FRI
VARIABLE WIND 10 KT. SEAS 3 FT.
SAT
VARIABLE WIND 10 KT. SEAS 3 FT.
PKZ782-050145-
SEGUAM TO ADAK PACIFIC SIDE OUT TO 15 NM-
438 AM AKDT TUE AUG 4 2026
TODAY
SW WIND 15 KT. SEAS 6 FT.
TONIGHT
SW WIND 15 KT IN THE EVENING BECOMING VARIABLE
10 KT. SEAS 5 FT.
WED
VARIABLE WIND 10 KT. SEAS 4 FT.
WED NIGHT
VARIABLE WIND 10 KT. SEAS 4 FT.
THU
VARIABLE WIND 10 KT. SEAS 4 FT.
FRI
VARIABLE WIND 10 KT. SEAS 4 FT.
SAT
VARIABLE WIND 10 KT. SEAS 4 FT.
PKZ783-050145-
SEGUAM TO ADAK PACIFIC SIDE FROM 15 TO 75 NM-
438 AM AKDT TUE AUG 4 2026
TODAY
SW WIND 15 KT. SEAS 7 FT.
TONIGHT
VARIABLE WIND 10 KT. SEAS 5 FT.
WED
VARIABLE WIND 10 KT. SEAS 5 FT.
WED NIGHT
VARIABLE WIND 10 KT. SEAS 5 FT.
THU
VARIABLE WIND 10 KT. SEAS 4 FT.
FRI THROUGH SAT
VARIABLE WIND 10 KT. SEAS 5 FT.
PKZ784-050145-
ADAK TO KISKA BERING SIDE-
438 AM AKDT TUE AUG 4 2026
TODAY
SW WIND 20 KT. SEAS 6 FT.
TONIGHT
VARIABLE WIND 10 KT. SEAS 4 FT.
WED
W WIND 15 KT. SEAS 4 FT.
WED NIGHT
SW WIND 15 KT. SEAS 4 FT.
THU THROUGH FRI
VARIABLE WIND 10 KT. SEAS 4 FT.
SAT
VARIABLE WIND 10 KT. SEAS 3 FT.
PKZ785-050145-
ADAK TO KISKA PACIFIC SIDE-
438 AM AKDT TUE AUG 4 2026
TODAY
VARIABLE WIND 10 KT. SEAS 6 FT.
TONIGHT
VARIABLE WIND 10 KT. SEAS 5 FT.
WED
VARIABLE WIND 10 KT. SEAS 5 FT.
WED NIGHT
VARIABLE WIND 10 KT. SEAS 4 FT.
THU
VARIABLE WIND 10 KT. SEAS 5 FT.
FRI
VARIABLE WIND 10 KT. SEAS 5 FT.
SAT
VARIABLE WIND 10 KT. SEAS 5 FT.
PKZ786-050145-
KISKA TO ATTU BERING SIDE-
438 AM AKDT TUE AUG 4 2026
TODAY
SW WIND 20 KT. SEAS 6 FT.
TONIGHT
W WIND 20 KT. SEAS 5 FT.
WED
SW WIND 20 KT. SEAS 5 FT.
WED NIGHT
SW WIND 20 KT. SEAS 5 FT.
THU THROUGH SAT
SW WIND 15 KT. SEAS 5 FT.
PKZ787-050145-
KISKA TO ATTU PACIFIC SIDE-
438 AM AKDT TUE AUG 4 2026
TODAY
W WIND 15 KT. SEAS 5 FT.
TONIGHT
W WIND 15 KT. SEAS 5 FT.
WED
SW WIND 15 KT. SEAS 5 FT.
WED NIGHT
SW WIND 20 KT. SEAS 6 FT.
THU
SW WIND 20 KT. SEAS 6 FT.
FRI THROUGH SAT
VARIABLE WIND 10 KT. SEAS 6 FT.
PKZ766-050145-
PRIBILOF ISLANDS NEARSHORE WATERS-
438 AM AKDT TUE AUG 4 2026
..SMALL CRAFT ADVISORY THROUGH TONIGHT
TODAY
W WIND 25 KT. SEAS 11 FT.
TONIGHT
SW WIND 20 KT. SEAS 9 FT.
WED
SW WIND 15 KT. SEAS 7 FT.
WED NIGHT
W WIND 15 KT. SEAS 6 FT.
THU
VARIABLE WIND 10 KT. SEAS 5 FT.
FRI THROUGH SAT
VARIABLE WIND 10 KT. SEAS 3 FT.
PKZ760-050145-
BRISTOL BAY GREATER THAN 15 NM-
438 AM AKDT TUE AUG 4 2026
TODAY
SW WIND 20 KT. SEAS 6 FT.
TONIGHT
SW WIND 15 KT. SEAS 6 FT.
WED
SE WIND 20 KT. SEAS 5 FT.
WED NIGHT
S WIND 10 KT. SEAS 4 FT.
THU
SW WIND 10 KT. SEAS 3 FT.
FRI
VARIABLE WIND LESS THAN 10 KT. SEAS 3 FT.
SAT
W WIND 10 KT. SEAS 2 FT.
PKZ761-050145-
BRISTOL BAY FROM PORT HEIDEN TO CAPE CHICHAGOF OUT TO 15 NM-
438 AM AKDT TUE AUG 4 2026
TODAY
SW WIND 15 KT. SEAS 5 FT.
TONIGHT
SW WIND 15 KT BECOMING S AFTER MIDNIGHT. SEAS 5 FT.
WED
SE WIND 10 KT. SEAS 4 FT.
WED NIGHT
SE WIND 15 KT. SEAS 3 FT.
THU
SW WIND 10 KT. SEAS 3 FT.
FRI THROUGH SAT
VARIABLE WIND LESS THAN 10 KT. SEAS 2 FT.
PKZ762-050145-
BRISTOL BAY FROM CAPE CHICHAGOF TO CAPE PIERCE OUT TO 15 NM-
438 AM AKDT TUE AUG 4 2026
TODAY
SW WIND 20 KT. SEAS 4 FT.
TONIGHT
S WIND 15 KT. SEAS 4 FT.
WED
SE WIND 20 KT. SEAS 4 FT.
WED NIGHT
S WIND 15 KT. SEAS 3 FT.
THU
S WIND 10 KT. SEAS 2 FT.
FRI THROUGH SAT
W WIND 10 KT. SEAS 2 FT.
PKZ763-050145-
KUSKOKWIM DELTA AND ETOLIN STRAIT OUT TO 15 NM-
438 AM AKDT TUE AUG 4 2026
..SMALL CRAFT ADVISORY THROUGH WEDNESDAY
TODAY
SW WIND 30 KT. SEAS 7 FT. RAIN.
TONIGHT
S WIND 30 KT. SEAS 6 FT.
WED
S WIND 25 KT. SEAS 4 FT.
WED NIGHT
S WIND 20 KT. SEAS 4 FT.
THU
SW WIND 15 KT. SEAS 3 FT.
FRI THROUGH SAT
SW WIND 10 KT. SEAS 2 FT.
PKZ764-050145-
KUSKOKWIM DELTA FROM 15 TO 80 NM-
438 AM AKDT TUE AUG 4 2026
..SMALL CRAFT ADVISORY THROUGH TONIGHT
TODAY
SW WIND 30 KT. SEAS 12 FT.
TONIGHT
SW WIND 25 KT. SEAS 9 FT.
WED
S WIND 20 KT. SEAS 6 FT.
WED NIGHT
S WIND 15 KT. SEAS 5 FT.
THU THROUGH SAT
SW WIND 10 KT. SEAS 3 FT.
PKZ765-050145-
NORTH AND WEST OF NUNIVAK ISLAND-
438 AM AKDT TUE AUG 4 2026
..SMALL CRAFT ADVISORY THROUGH TONIGHT
TODAY
SW WIND 30 KT. SEAS 13 FT. RAIN.
TONIGHT
W WIND 20 KT. SEAS 10 FT.
WED
VARIABLE WIND 10 KT. SEAS 6 FT.
WED NIGHT
VARIABLE WIND 10 KT. SEAS 5 FT.
THU
VARIABLE WIND 10 KT. SEAS 4 FT.
FRI THROUGH SAT
VARIABLE WIND 10 KT. SEAS 3 FT.
PKZ767-050145-
SAINT MATTHEW ISLAND WATERS-
438 AM AKDT TUE AUG 4 2026
..SMALL CRAFT ADVISORY THROUGH TONIGHT
TODAY
W WIND 30 KT. SEAS 11 FT.
TONIGHT
W WIND 15 KT. SEAS 8 FT.
WED
VARIABLE WIND 10 KT. SEAS 6 FT.
WED NIGHT
VARIABLE WIND 10 KT. SEAS 5 FT.
THU
VARIABLE WIND 10 KT. SEAS 4 FT.
FRI THROUGH SAT
S WIND 15 KT. SEAS 5 FT.
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