350
FZUS56 KEKA 280355
CWFEKA
COASTAL WATERS FORECAST FOR NORTHWEST CALIFORNIA
NATIONAL WEATHER SERVICE EUREKA CA
855 PM PDT SUN SEP 27 2026
WATERS FROM PT ST GEORGE TO PT ARENA AND OUT 60 NM
PZZ400-281615-
855 PM PDT SUN SEP 27 2026
SYNOPSIS FOR NORTHERN CALIFORNIA WATERS
BUILDING ONSHORE
SURFACE PRESSURE GRADIENTS BETWEEN THE EASTERN PACIFIC HIGH AND
INTERIOR THERMAL LOW WILL MAINTAIN MODERATE NORTHERLIES ACROSS THE
COASTAL WATERS, STRONGEST IN THE LEE OF CAPE MENDOCINO. A LONG-
PERIOD NORTHWEST SWELL ARRIVING EARLY MONDAY WILL ELEVATE SEA
STATES AND INCREASE WAVE STEEPNESS ACROSS ALL COASTAL ZONES,
MAINTAINING SMALL CRAFT TO GALE-FORCE HAZARDOUS SEAS THROUGH MID-
WEEK.
PZZ450-281615-
COASTAL WATERS FROM PT. ST. GEORGE TO CAPE MENDOCINO CA OUT 10 NM-
855 PM PDT SUN SEP 27 2026
..SMALL CRAFT ADVISORY IN EFFECT THROUGH LATE MONDAY NIGHT
REST OF TONIGHT
N WIND 10 TO 15 KT. SEAS 7 FT. WAVE
DETAIL: NW 7 FT AT 8 SECONDS AND S 2 FT AT 12 SECONDS.
MON
N WIND 15 TO 20 KT. SEAS 8 FT. WAVE DETAIL: NW 8 FT
AT 8 SECONDS AND NW 4 FT AT 17 SECONDS.
MON NIGHT
N WIND 15 TO 20 KT. SEAS 9 FT. WAVE DETAIL:
NW 8 FT AT 8 SECONDS AND NW 5 FT AT 15 SECONDS.
TUE
N WIND 10 TO 15 KT. SEAS 7 FT. WAVE DETAIL: NW 5 FT
AT 7 SECONDS AND NW 7 FT AT 14 SECONDS.
TUE NIGHT
N WIND 10 TO 15 KT. SEAS 8 FT. WAVE DETAIL:
NW 8 FT AT 10 SECONDS AND NW 5 FT AT 13 SECONDS.
WED
N WIND 10 TO 15 KT. SEAS 7 FT. WAVE DETAIL: NW 7 FT
AT 12 SECONDS.
WED NIGHT
N WIND 5 TO 10 KT. SEAS 7 FT. WAVE DETAIL: NW
7 FT AT 9 SECONDS.
THU
N WIND 5 TO 10 KT. SEAS 6 FT. WAVE DETAIL: NW 6 FT
AT 10 SECONDS.
THU NIGHT
N WIND 5 TO 10 KT. SEAS 5 FT. WAVE DETAIL: NW
5 FT AT 10 SECONDS AND SW 1 FOOT AT 15 SECONDS.
FRI
N WIND 5 TO 10 KT. SEAS 5 FT. WAVE DETAIL: NW 5 FT
AT 9 SECONDS AND SW 1 FOOT AT 15 SECONDS.
FRI NIGHT
N WIND 5 TO 10 KT. SEAS 5 FT. WAVE DETAIL: NW
5 FT AT 8 SECONDS AND S 1 FOOT AT 13 SECONDS.
PZZ470-281615-
WATERS FROM PT. ST. GEORGE TO CAPE MENDOCINO CA FROM 10 TO 60 NM-
855 PM PDT SUN SEP 27 2026
..SMALL CRAFT ADVISORY IN EFFECT THROUGH LATE MONDAY NIGHT
REST OF TONIGHT
N WIND 20 TO 25 KT. SEAS 10 FT. WAVE
DETAIL: NW 10 FT AT 9 SECONDS AND S 3 FT AT 13 SECONDS.
MON
N WIND 20 TO 25 KT. SEAS 11 FT. WAVE DETAIL: NW
11 FT AT 9 SECONDS AND S 3 FT AT 13 SECONDS.
MON NIGHT
N WIND 20 TO 25 KT. SEAS 12 FT. WAVE DETAIL:
NW 11 FT AT 9 SECONDS AND NW 8 FT AT 15 SECONDS.
TUE
N WIND 15 TO 20 KT. SEAS 9 FT. WAVE DETAIL: NW 7 FT
AT 7 SECONDS AND S 2 FT AT 13 SECONDS.
TUE NIGHT
N WIND 15 TO 20 KT. SEAS 10 FT. WAVE DETAIL:
N 9 FT AT 11 SECONDS AND S 2 FT AT 12 SECONDS.
WED
N WIND 20 TO 25 KT. SEAS 10 FT. WAVE DETAIL: NW
10 FT AT 11 SECONDS AND S 2 FT AT 15 SECONDS.
WED NIGHT
N WIND 20 TO 25 KT. SEAS 10 FT. WAVE DETAIL:
N 10 FT AT 9 SECONDS AND SW 2 FT AT 15 SECONDS.
THU
N WIND 15 TO 20 KT. SEAS 9 FT. WAVE DETAIL: N 9 FT
AT 9 SECONDS AND SW 2 FT AT 15 SECONDS.
THU NIGHT
N WIND 15 TO 20 KT. SEAS 7 FT. WAVE DETAIL:
NW 7 FT AT 10 SECONDS AND SW 2 FT AT 14 SECONDS.
FRI
N WIND 15 TO 20 KT. SEAS 6 FT. WAVE DETAIL: NW 6 FT
AT 9 SECONDS AND SW 2 FT AT 14 SECONDS.
FRI NIGHT
N WIND 20 TO 25 KT. SEAS 7 FT. WAVE DETAIL:
NW 7 FT AT 7 SECONDS AND S 2 FT AT 12 SECONDS.
PZZ455-281615-
COASTAL WATERS FROM CAPE MENDOCINO TO PT. ARENA CA OUT 10 NM-
855 PM PDT SUN SEP 27 2026
..SMALL CRAFT ADVISORY IN EFFECT THROUGH TUESDAY MORNING
REST OF TONIGHT
N WIND 20 TO 25 KT. SEAS 8 FT. WAVE
DETAIL: NW 8 FT AT 8 SECONDS AND S 3 FT AT 12 SECONDS.
MON
NW WIND 20 TO 25 KT WITH GUSTS UP TO 35 KT. SEAS
9 FT. WAVE DETAIL: NW 9 FT AT 9 SECONDS AND S 2 FT AT 13 SECONDS.
MON NIGHT
NW WIND 20 TO 25 KT. SEAS 10 FT. WAVE DETAIL:
NW 10 FT AT 9 SECONDS AND S 2 FT AT 13 SECONDS.
TUE
NW WIND 20 TO 25 KT WITH GUSTS UP TO 35 KT. SEAS
9 FT. WAVE DETAIL: NW 9 FT AT 9 SECONDS AND S 2 FT AT 13 SECONDS.
TUE NIGHT
N WIND 20 TO 25 KT WITH GUSTS UP TO 35 KT. SEAS
AROUND 10 FT. WAVE DETAIL: NW 10 FT AT 9 SECONDS AND NW 4 FT AT
14 SECONDS.
WED
N WIND 15 TO 20 KT. SEAS 9 FT. WAVE DETAIL: NW 9 FT
AT 9 SECONDS AND SW 2 FT AT 16 SECONDS.
WED NIGHT
N WIND 15 TO 20 KT. SEAS 8 FT. WAVE DETAIL:
NW 8 FT AT 9 SECONDS AND SW 2 FT AT 15 SECONDS.
THU
NW WIND 10 TO 15 KT. SEAS 7 FT. WAVE DETAIL: NW
7 FT AT 9 SECONDS AND SW 2 FT AT 15 SECONDS.
THU NIGHT
N WIND 10 TO 15 KT. SEAS 6 FT. WAVE DETAIL:
NW 6 FT AT 9 SECONDS AND SW 2 FT AT 14 SECONDS.
FRI
NW WIND 10 TO 15 KT. SEAS 5 FT. WAVE DETAIL: NW
5 FT AT 8 SECONDS AND S 2 FT AT 14 SECONDS.
FRI NIGHT
N WIND 10 TO 15 KT. SEAS 5 FT. WAVE DETAIL:
NW 5 FT AT 7 SECONDS AND S 2 FT AT 12 SECONDS.
PZZ475-281615-
WATERS FROM CAPE MENDOCINO TO PT. ARENA CA FROM 10 TO 60 NM-
855 PM PDT SUN SEP 27 2026
..SMALL CRAFT ADVISORY IN EFFECT THROUGH MONDAY AFTERNOON
...GALE WARNING IN EFFECT FROM MONDAY AFTERNOON THROUGH TUESDAY
AFTERNOON...
REST OF TONIGHT
N WIND 20 TO 25 KT. SEAS 12 FT. WAVE
DETAIL: NW 12 FT AT 9 SECONDS AND S 3 FT AT 12 SECONDS.
MON
N WIND 20 TO 25 KT WITH GUSTS UP TO 35 KT. SEAS
13 FT. WAVE DETAIL: NW 13 FT AT 10 SECONDS AND S 3 FT AT
13 SECONDS.
MON NIGHT
N WIND 25 TO 30 KT. SEAS 15 FT. WAVE DETAIL:
N 14 FT AT 10 SECONDS AND NW 6 FT AT 15 SECONDS.
TUE
N WIND 25 TO 30 KT WITH GUSTS UP TO 40 KT. SEAS
13 FT. WAVE DETAIL: N 13 FT AT 10 SECONDS AND NW 5 FT AT
14 SECONDS.
TUE NIGHT
N WIND 25 TO 30 KT. SEAS 13 FT. WAVE DETAIL:
N 13 FT AT 10 SECONDS AND NW 5 FT AT 14 SECONDS.
WED
N WIND 20 TO 25 KT WITH GUSTS UP TO 35 KT. SEAS
13 FT. WAVE DETAIL: N 13 FT AT 10 SECONDS.
WED NIGHT
N WIND 20 TO 25 KT. SEAS 12 FT. WAVE DETAIL:
NW 12 FT AT 10 SECONDS.
THU
N WIND 20 TO 25 KT. SEAS 10 FT. WAVE DETAIL: N
10 FT AT 9 SECONDS AND SW 2 FT AT 15 SECONDS.
THU NIGHT
N WIND 20 TO 25 KT. SEAS 8 FT. WAVE DETAIL: N
8 FT AT 9 SECONDS AND SW 2 FT AT 14 SECONDS.
FRI
N WIND 20 TO 25 KT. SEAS 8 FT. WAVE DETAIL: NW 8 FT
AT 8 SECONDS AND S 2 FT AT 13 SECONDS.
FRI NIGHT
N WIND 20 TO 25 KT. SEAS 8 FT. WAVE DETAIL: N
8 FT AT 7 SECONDS AND S 2 FT AT 12 SECONDS.
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