738  
FZUS56 KSGX 160921  
CWFSGX  
 
COASTAL WATERS FORECAST FOR CALIFORNIA  
NATIONAL WEATHER SERVICE SAN DIEGO CA  
221 AM PDT TUE SEP 16 2025  
 
SAN MATEO POINT TO THE MEXICAN BORDER OUT 60 NM  
 
PZZ700-162200-  
221 AM PDT TUE SEP 16 2025  
   
SYNOPSIS FOR THE FAR SOUTHERN CALIFORNIA COAST
 
 
AT 2 AM, A 1016 MB HIGH WAS 500 NAUTICAL MILES WEST OF MONTEREY  
AND A 1009 MB LOW COVERED AN AREA FROM PHOENIX TO MEXICALI AND  
SOUTH TO THE NORTHERN GULF OF CALIFORNIA. TROPICAL MOISTURE FROM  
THE SOUTH WILL BRING A SLIGHT CHANCE OF THUNDERSTORMS WEDNESDAY  
THROUGH FRIDAY, WITH A BETTER CHANCE THURSDAY AFTERNOON AND  
EVENING. ANY STORMS COULD BRIEFLY PRODUCE LIGHTNING, GUSTY WINDS  
AND CHOPPY SEAS. OTHERWISE, WEAK ONSHORE FLOW WILL PREVAIL THROUGH  
SATURDAY.  
 

 
 
PZZ740-162200-  
COASTAL WATERS FROM SAN MATEO POINT TO THE MEXICAN BORDER AND OUT  
TO 10 NM-  
221 AM PDT TUE SEP 16 2025  
   
TODAY
 
WIND NW 10 KT. SEAS 3 FT. WAVE DETAIL: NW 2 FT AT  
4 SECONDS, W 2 FT AT 10 SECONDS AND S 2 FT AT 16 SECONDS.    
TONIGHT
 
WIND VARIABLE LESS THAN 10 KT. SEAS 3 FT. WAVE DETAIL:  
NW 1 FOOT AT 4 SECONDS, W 2 FT AT 10 SECONDS AND S 2 FT AT  
16 SECONDS.    
WED
 
WIND NW 10 KT. SEAS 3 FT. WAVE DETAIL: NW 1 FOOT AT  
4 SECONDS, W 1 FOOT AT 9 SECONDS AND S 3 FT AT 15 SECONDS. A  
SLIGHT CHANCE OF TSTMS.    
WED NIGHT...WIND SW 10 KT IN THE EVENING
 
BECOMING VARIABLE  
LESS THAN 10 KT. SEAS 3 FT. WAVE DETAIL: NW 1 FOOT AT 4 SECONDS,  
W 1 FOOT AT 9 SECONDS AND S 3 FT AT 15 SECONDS. A CHANCE OF  
SHOWERS WITH A SLIGHT CHANCE OF TSTMS.    
THU...WIND VARIABLE LESS THAN 10 KT
 
BECOMING W 10 KT IN THE  
AFTERNOON. SEAS 3 FT. WAVE DETAIL: N 1 FOOT AT 4 SECONDS AND S  
2 FT AT 15 SECONDS. A CHANCE OF SHOWERS WITH A SLIGHT CHANCE OF  
TSTMS IN THE MORNING, THEN A CHANCE OF TSTMS IN THE AFTERNOON.    
THU NIGHT...WIND S 10 KT IN THE EVENING
 
BECOMING VARIABLE LESS  
THAN 10 KT. SEAS 3 FT. WAVE DETAIL: W 1 FOOT AT 4 SECONDS, W  
1 FOOT AT 10 SECONDS AND S 2 FT AT 14 SECONDS. A CHANCE OF TSTMS,  
MAINLY IN THE EVENING.    
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 10 SECONDS AND S 2 FT AT 14 SECONDS. A SLIGHT CHANCE OF TSTMS.   
FRI NIGHT
 
WIND VARIABLE LESS THAN 10 KT. SEAS 3 FT. WAVE  
DETAIL: NW 1 FOOT AT 4 SECONDS, W 2 FT AT 10 SECONDS AND S 2 FT  
AT 14 SECONDS.    
SAT...WIND VARIABLE LESS THAN 10 KT
 
BECOMING NW 10 KT IN THE  
AFTERNOON. SEAS 3 FT. WAVE DETAIL: NW 2 FT AT 4 SECONDS, W 2 FT  
AT 10 SECONDS AND S 2 FT AT 13 SECONDS.    
SAT NIGHT...WIND NW 10 KT IN THE EVENING
 
BECOMING VARIABLE  
LESS THAN 10 KT. SEAS 3 FT IN THE EVENING...BECOMING 2 FT OR  
LESS. WAVE DETAIL: NW 2 FT AT 4 SECONDS, W 1 FOOT AT 9 SECONDS  
AND S 2 FT AT 13 SECONDS...SUBSIDING TO NW 1 FOOT AT 4 SECONDS  
AND S 2 FT AT 13 SECONDS.  
 
WINDS AND SEAS HIGHER IN AND NEAR TSTMS.  
 

 
 
PZZ745-162200-  
WATERS FROM SAN MATEO POINT TO THE MEXICAN BORDER EXTENDING 10 TO  
60 NM OUT INCLUDING SAN CLEMENTE ISLAND-  
221 AM PDT TUE SEP 16 2025  
   
TODAY...WIND VARIABLE LESS THAN 10 KT
 
BECOMING W 10 KT THIS  
AFTERNOON. SEAS 3 TO 4 FT. WAVE DETAIL: W 2 FT AT 4 SECONDS, NW  
2 FT AT 10 SECONDS AND S 3 FT AT 17 SECONDS.    
TONIGHT
 
WIND NW 10 KT. SEAS 3 TO 4 FT. WAVE DETAIL: NW 1 FOOT  
AT 4 SECONDS, NW 2 FT AT 10 SECONDS AND S 3 FT AT 16 SECONDS.    
WED
 
WIND NW 10 KT. SEAS 3 TO 4 FT. WAVE DETAIL: W 2 FT AT  
4 SECONDS, W 1 FOOT AT 9 SECONDS AND S 3 FT AT 16 SECONDS. A  
SLIGHT CHANCE OF TSTMS IN THE AFTERNOON.    
WED NIGHT
 
WIND W 10 KT. SEAS 3 TO 4 FT. WAVE DETAIL: NW 1 FOOT  
AT 4 SECONDS, W 1 FOOT AT 10 SECONDS AND S 3 FT AT 15 SECONDS. A  
CHANCE OF SHOWERS WITH A SLIGHT CHANCE OF TSTMS.    
THU
 
WIND W 10 KT. SEAS 3 FT. WAVE DETAIL: NW 1 FOOT AT  
4 SECONDS, W 1 FOOT AT 11 SECONDS AND S 2 FT AT 15 SECONDS. A  
CHANCE OF SHOWERS WITH A SLIGHT CHANCE OF TSTMS IN THE MORNING,  
THEN A CHANCE OF TSTMS IN THE AFTERNOON.    
THU NIGHT...WIND SW 10 KT IN THE EVENING
 
BECOMING VARIABLE  
LESS THAN 10 KT. SEAS 3 FT. WAVE DETAIL: W 1 FOOT AT 4 SECONDS,  
NW 2 FT AT 10 SECONDS AND S 2 FT AT 15 SECONDS. A CHANCE OF TSTMS  
IN THE EVENING, THEN A CHANCE OF SHOWERS WITH A SLIGHT CHANCE OF  
TSTMS AFTER MIDNIGHT.    
FRI...WIND VARIABLE LESS THAN 10 KT
 
BECOMING W 10 KT IN THE  
AFTERNOON. SEAS 3 FT. WAVE DETAIL: W 1 FOOT AT 4 SECONDS, NW 2 FT  
AT 10 SECONDS AND S 2 FT AT 14 SECONDS. A SLIGHT CHANCE OF TSTMS.   
FRI NIGHT...WIND NW 10 KT IN THE EVENING
 
BECOMING VARIABLE  
LESS THAN 10 KT. SEAS 3 TO 4 FT. WAVE DETAIL: NW 1 FOOT AT  
4 SECONDS, NW 2 FT AT 10 SECONDS AND S 2 FT AT 14 SECONDS.    
SAT
 
WIND NW 10 KT. SEAS 3 TO 4 FT. WAVE DETAIL: NW 2 FT AT  
4 SECONDS, W 2 FT AT 10 SECONDS AND S 2 FT AT 13 SECONDS.    
SAT NIGHT
 
WIND NW 10 KT. SEAS 3 FT. WAVE DETAIL: NW 2 FT AT  
4 SECONDS, NW 1 FOOT AT 9 SECONDS AND S 2 FT AT 13 SECONDS.  
 
WINDS AND SEAS HIGHER IN AND NEAR TSTMS.  
 

 
 
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