358
FZUS56 KSGX 212019
CWFSGX
COASTAL WATERS FORECAST FOR CALIFORNIA
NATIONAL WEATHER SERVICE SAN DIEGO CA
119 PM PDT TUE APR 21 2026
SAN MATEO POINT TO THE MEXICAN BORDER OUT 60 NM
PZZ700-220915-
119 PM PDT TUE APR 21 2026
SYNOPSIS FOR THE FAR SOUTHERN CA COAST
AT 1 PM, A 1020 MB HIGH WAS ABOUT 700 NAUTICAL MILES WEST OF
PUNTA EUGENIA, MEXICO, AND A 1010 MB LOW AT THE CENTER OF A STORM
SYSTEM WAS ABOUT 300 NAUTICAL MILES WEST OF POINT ARENA. BREEZY
ONSHORE FLOW IS EXPECTED TODAY, WITH A FRONTAL WIND SHIFT THIS
EVENING. ONSHORE FLOW STRENGTHENS WEDNESDAY, PEAKING IN STRENGTH
WEDNESDAY AFTERNOON AND WEDNESDAY NIGHT, CREATING HAZARDOUS
CONDITIONS FOR SMALL CRAFT IN THE OUTER COASTAL WATERS. A COASTAL
EDDY WILL SPIN INTERMITTENTLY AS ONSHORE FLOW GRADUALLY WEAKENS
THURSDAY INTO SATURDAY.
PZZ740-220915-
COASTAL WATERS FROM SAN MATEO POINT TO THE MEXICAN BORDER AND OUT
TO 10 NM-
119 PM PDT TUE APR 21 2026
TONIGHT
WIND NW 10 TO 15 KT. SEAS 3 TO 4 FT. WAVE DETAIL: W
3 FT AT 4 SECONDS, W 2 FT AT 12 SECONDS AND S 2 FT AT 14 SECONDS.
A CHANCE OF SHOWERS, MAINLY THIS EVENING.
WED
WIND NW 10 TO 15 KT WITH GUSTS TO 20 KT. SEAS 3 TO 5 FT.
WAVE DETAIL: NW 3 FT AT 5 SECONDS, W 3 FT AT 12 SECONDS AND S
2 FT AT 15 SECONDS.
WED NIGHT
WIND W 10 TO 15 KT. SEAS 4 FT. WAVE DETAIL: NW 2 FT
AT 4 SECONDS, W 4 FT AT 7 SECONDS AND S 2 FT AT 15 SECONDS.
THU...WIND S 10 KT
BECOMING SW IN THE AFTERNOON. SEAS 4 TO
5 FT. WAVE DETAIL: SE 1 FOOT AT 4 SECONDS, W 4 FT AT 7 SECONDS
AND S 2 FT AT 17 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
3 FT AT 7 SECONDS AND S 2 FT AT 15 SECONDS.
FRI
WIND SW 10 TO 15 KT. SEAS 3 TO 4 FT. WAVE DETAIL: SW 2 FT
AT 4 SECONDS, W 3 FT AT 7 SECONDS AND S 2 FT AT 15 SECONDS.
FRI NIGHT
WIND W 10 KT. SEAS 3 TO 4 FT. WAVE DETAIL: W 3 FT AT
5 SECONDS AND S 2 FT AT 14 SECONDS.
SAT
WIND W 10 TO 15 KT. SEAS 3 FT. WAVE DETAIL: W 3 FT AT
5 SECONDS AND S 2 FT AT 14 SECONDS. A SLIGHT CHANCE OF SHOWERS.
SAT NIGHT
WIND W 10 KT. SEAS 3 TO 4 FT. WAVE DETAIL: W 3 FT AT
5 SECONDS AND S 2 FT AT 13 SECONDS. A CHANCE OF SHOWERS AFTER
MIDNIGHT.
SUN
WIND W 10 KT. SEAS 3 TO 4 FT. WAVE DETAIL: W 3 FT AT
5 SECONDS AND S 1 FOOT AT 12 SECONDS. A SLIGHT CHANCE OF SHOWERS
IN THE MORNING.
SUN NIGHT
WIND NW 10 KT. SEAS 3 TO 4 FT. WAVE DETAIL: W 3 FT
AT 5 SECONDS AND S 1 FOOT AT 13 SECONDS.
PZZ745-220915-
WATERS FROM SAN MATEO POINT TO THE MEXICAN BORDER EXTENDING 10 TO
60 NM OUT INCLUDING SAN CLEMENTE ISLAND-
119 PM PDT TUE APR 21 2026
...SMALL CRAFT ADVISORY IN EFFECT FROM WEDNESDAY AFTERNOON
THROUGH LATE WEDNESDAY NIGHT...
TONIGHT
WIND NW 10 TO 15 KT. SEAS 4 TO 5 FT. WAVE DETAIL: NW
3 FT AT 4 SECONDS, W 4 FT AT 12 SECONDS AND S 2 FT AT 15 SECONDS.
A SLIGHT CHANCE OF SHOWERS THIS EVENING.
WED...WIND NW 10 TO 15 KT
BECOMING 15 TO 20 KT IN THE
AFTERNOON. SEAS 4 TO 5 FT. WAVE DETAIL: NW 4 FT AT 5 SECONDS, W
4 FT AT 12 SECONDS AND S 2 FT AT 15 SECONDS.
WED NIGHT...WIND NW 15 TO 20 KT
BECOMING 10 TO 15 KT AFTER
MIDNIGHT. SEAS 5 TO 6 FT. WAVE DETAIL: NW 5 FT AT 6 SECONDS AND S
2 FT AT 15 SECONDS.
THU
WIND W 10 TO 15 KT WITH GUSTS TO 20 KT. SEAS 4 TO 6 FT.
WAVE DETAIL: NW 2 FT AT 4 SECONDS, W 4 FT AT 7 SECONDS AND S 2 FT
AT 17 SECONDS.
THU NIGHT...WIND W 15 TO 20 KT
BECOMING 10 TO 15 KT AFTER
MIDNIGHT. SEAS 4 TO 6 FT. WAVE DETAIL: W 4 FT AT 6 SECONDS AND S
2 FT AT 15 SECONDS.
FRI
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.
FRI NIGHT
WIND W 10 TO 15 KT. SEAS 4 TO 5 FT. WAVE DETAIL: W
3 FT AT 5 SECONDS AND S 2 FT AT 14 SECONDS.
SAT
WIND W 10 KT. SEAS 3 TO 4 FT. WAVE DETAIL: W 3 FT AT
5 SECONDS AND S 2 FT AT 14 SECONDS. A SLIGHT CHANCE OF SHOWERS IN
THE MORNING.
SAT NIGHT
WIND W 10 KT. SEAS 3 TO 4 FT. WAVE DETAIL: W 3 FT AT
5 SECONDS AND S 2 FT AT 13 SECONDS. A CHANCE OF SHOWERS AFTER
MIDNIGHT.
SUN
WIND W 10 KT. SEAS 3 TO 4 FT. WAVE DETAIL: NW 3 FT AT
5 SECONDS AND S 2 FT AT 12 SECONDS.
SUN NIGHT
WIND NW 10 KT. SEAS 3 TO 4 FT. WAVE DETAIL: W 3 FT
AT 5 SECONDS AND S 1 FOOT AT 13 SECONDS.
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