430
FZUS56 KSGX 181924
CWFSGX
COASTAL WATERS FORECAST FOR CALIFORNIA
NATIONAL WEATHER SERVICE SAN DIEGO CA
1224 PM PDT TUE AUG 18 2026
SAN MATEO POINT TO THE MEXICAN BORDER OUT 60 NM
PZZ700-190815-
1224 PM PDT TUE AUG 18 2026
SYNOPSIS FOR THE FAR SOUTHERN CA COAST
AT 12 NOON, A 1024 MB HIGH WAS 350 NAUTICAL MILES WEST OF CAPE
MENDOCINO AND A 1008 MB EXTENDED FROM LAS VEGAS SOUTH TO THE
NORTHERN GULF OF CALIFORNIA. BRISK ONSHORE FLOW TODAY AND TONIGHT
WILL BE FOLLOWED BY WEAK ONSHORE FLOW WEDNESDAY THROUGH SATURDAY.
PZZ740-190815-
COASTAL WATERS FROM SAN MATEO POINT TO THE MEXICAN BORDER AND OUT
TO 10 NM-
1224 PM PDT TUE AUG 18 2026
TONIGHT...WIND NW 10 KT THIS EVENING
BECOMING VARIABLE LESS
THAN 10 KT. SEAS 3 TO 4 FT. WAVE DETAIL: NW 1 FOOT AT 4 SECONDS,
W 3 FT AT 7 SECONDS AND SW 2 FT AT 15 SECONDS.
WED...WIND VARIABLE LESS THAN 10 KT
BECOMING W 10 KT IN THE
AFTERNOON. SEAS 3 TO 4 FT. WAVE DETAIL: W 3 FT AT 7 SECONDS AND
SW 2 FT AT 16 SECONDS.
WED NIGHT...WIND SW 10 KT IN THE EVENING
BECOMING VARIABLE
LESS THAN 10 KT. SEAS 3 TO 4 FT. WAVE DETAIL: SW 1 FOOT AT
4 SECONDS, W 3 FT AT 7 SECONDS AND SW 2 FT AT 15 SECONDS.
THU...WIND VARIABLE LESS THAN 10 KT
BECOMING SW 10 KT IN THE
AFTERNOON. SEAS 3 FT. WAVE DETAIL: W 2 FT AT 5 SECONDS AND SW
2 FT AT 15 SECONDS.
THU NIGHT
WIND VARIABLE LESS THAN 10 KT. SEAS 3 FT. WAVE
DETAIL: W 2 FT AT 7 SECONDS AND SW 2 FT AT 14 SECONDS.
FRI...WIND VARIABLE LESS THAN 10 KT
BECOMING W 10 KT IN THE
AFTERNOON. SEAS 3 FT. WAVE DETAIL: SW 1 FOOT AT 4 SECONDS, W 2 FT
AT 7 SECONDS AND SW 2 FT AT 14 SECONDS.
FRI NIGHT
WIND VARIABLE LESS THAN 10 KT. SEAS 3 FT. WAVE
DETAIL: SW 1 FOOT AT 4 SECONDS, W 2 FT AT 8 SECONDS AND S 2 FT AT
14 SECONDS.
SAT...WIND VARIABLE LESS THAN 10 KT
BECOMING W 10 KT IN THE
AFTERNOON. SEAS 3 FT. WAVE DETAIL: W 1 FOOT AT 4 SECONDS, W 2 FT
AT 11 SECONDS AND S 2 FT AT 13 SECONDS.
SAT NIGHT
WIND VARIABLE LESS THAN 10 KT. SEAS 3 FT. WAVE
DETAIL: W 1 FOOT AT 4 SECONDS, W 2 FT AT 10 SECONDS AND S 2 FT AT
14 SECONDS.
SUN...WIND VARIABLE LESS THAN 10 KT
BECOMING W 10 KT IN THE
AFTERNOON. SEAS 3 TO 4 FT. WAVE DETAIL: W 2 FT AT 5 SECONDS AND S
2 FT AT 15 SECONDS. A SLIGHT CHANCE OF SHOWERS IN THE AFTERNOON.
SUN NIGHT
WIND VARIABLE LESS THAN 10 KT. SEAS 3 TO 4 FT. WAVE
DETAIL: W 3 FT AT 5 SECONDS AND S 2 FT AT 14 SECONDS.
PZZ745-190815-
WATERS FROM SAN MATEO POINT TO THE MEXICAN BORDER EXTENDING 10 TO
60 NM OUT INCLUDING SAN CLEMENTE ISLAND-
1224 PM PDT TUE AUG 18 2026
TONIGHT
WIND NW 10 TO 15 KT WITH GUSTS TO 20 KT. SEAS 4 TO
5 FT. WAVE DETAIL: NW 2 FT AT 4 SECONDS, NW 4 FT AT 7 SECONDS AND
S 2 FT AT 15 SECONDS.
WED
WIND W 10 TO 15 KT WITH GUSTS TO 20 KT. SEAS 4 TO 5 FT.
WAVE DETAIL: W 2 FT AT 4 SECONDS, W 3 FT AT 7 SECONDS AND S 2 FT
AT 16 SECONDS.
WED NIGHT
WIND W 10 TO 15 KT. SEAS 4 TO 5 FT. WAVE DETAIL: W
2 FT AT 4 SECONDS, W 3 FT AT 7 SECONDS AND S 2 FT AT 15 SECONDS.
THU
WIND W 10 KT. SEAS 3 TO 4 FT. WAVE DETAIL: W 3 FT AT
5 SECONDS AND S 2 FT AT 15 SECONDS.
THU NIGHT...WIND W 10 KT IN THE EVENING
BECOMING VARIABLE LESS
THAN 10 KT. SEAS 3 TO 4 FT. WAVE DETAIL: W 1 FOOT AT 4 SECONDS, W
2 FT AT 7 SECONDS AND S 2 FT AT 14 SECONDS.
FRI
WIND VARIABLE LESS THAN 10 KT. SEAS 3 FT. WAVE DETAIL: W
1 FOOT AT 4 SECONDS, W 2 FT AT 7 SECONDS AND S 2 FT AT
14 SECONDS.
FRI NIGHT
WIND VARIABLE LESS THAN 10 KT. SEAS 3 FT. WAVE
DETAIL: W 1 FOOT AT 4 SECONDS, W 2 FT AT 8 SECONDS AND S 2 FT AT
14 SECONDS.
SAT...WIND VARIABLE LESS THAN 10 KT
BECOMING W 10 KT IN THE
AFTERNOON. SEAS 3 TO 4 FT. WAVE DETAIL: W 1 FOOT AT 4 SECONDS, W
2 FT AT 11 SECONDS AND S 2 FT AT 13 SECONDS.
SAT NIGHT
WIND NW 10 KT. SEAS 3 TO 4 FT. WAVE DETAIL: W 2 FT
AT 4 SECONDS, W 3 FT AT 10 SECONDS AND S 2 FT AT 14 SECONDS.
SUN
WIND W 10 TO 15 KT. SEAS 3 TO 5 FT. WAVE DETAIL: W 3 FT AT
5 SECONDS AND S 2 FT AT 15 SECONDS.
SUN NIGHT
WIND NW 10 TO 15 KT. SEAS 4 TO 5 FT. WAVE DETAIL: W
4 FT AT 5 SECONDS AND S 3 FT AT 14 SECONDS.
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