117  
FZUS56 KSGX 130923  
CWFSGX  
 
COASTAL WATERS FORECAST FOR CALIFORNIA  
NATIONAL WEATHER SERVICE SAN DIEGO CA  
223 AM PDT THU MAR 13 2025  
 
SAN MATEO POINT TO THE MEXICAN BORDER OUT 60 NM  
 
PZZ700-132200-  
223 AM PDT THU MAR 13 2025  
   
SYNOPSIS FOR THE FAR SOUTHERN CALIFORNIA COAST
 
 
AT 2 AM, A 1009 MB LOW OVER VENTURA FEATURED A DISTINCT FRONT  
EXTENDING SOUTHWEST. THIS FRONT WILL MOVE THROUGH COASTAL WATERS  
EARLY THIS MORNING WITH AN ABRUPT WIND SHIFT FROM SOUTH TO WEST  
BETWEEN 4 AM AND 8 AM. WESTERLY WINDS WILL APPROACH GALE FORCE  
THIS AFTERNOON THROUGH TONIGHT, GENERATING HAZARDOUS BOATING  
CONDITIONS INTO EARLY FRIDAY. THERE IS A SLIGHT CHANCE OF  
THUNDERSTORMS TODAY, MOST LIKELY LATE MORNING THROUGH EARLY  
AFTERNOON. HAZARDOUS CONDITIONS WILL DIMINISH FRIDAY MORNING, BUT  
BRISK NORTHWEST WINDS RETURN LATE FRIDAY AFTERNOON TO THE OUTER  
WATERS, LIKELY GENERATING HAZARDOUS BOATING CONDITIONS. WINDS AND  
SEAS DIMINISH CONSIDERABLY FOR THE WEEKEND. WINDS INCREASE AND  
SEAS BUILD AGAIN LATE MONDAY, LIKELY GENERATING HAZARDOUS  
CONDITIONS.  
 

 
 
PZZ750-132200-  
COASTAL WATERS FROM SAN MATEO POINT TO THE MEXICAN BORDER AND OUT  
TO 30 NM-  
223 AM PDT THU MAR 13 2025  
   
..SMALL CRAFT ADVISORY IN EFFECT THROUGH LATE TONIGHT
 
 
   
TODAY...WIND W 15 TO 20 KT
 
BECOMING 20 TO 25 KT THIS  
AFTERNOON. SEAS 9 TO 11 FT. WAVE DETAIL: W 8 FT AT 8 SECONDS.  
RAIN THIS MORNING, THEN A CHANCE OF SHOWERS THIS AFTERNOON.    
TONIGHT
 
WIND W 20 TO 25 KT WITH GUSTS TO 30 KT. SEAS 11 TO  
13 FT...SUBSIDING TO 10 TO 11 FT AFTER MIDNIGHT. WAVE DETAIL: W  
9 FT AT 8 SECONDS AND S 1 FOOT AT 17 SECONDS... SUBSIDING TO NW  
9 FT AT 8 SECONDS AND S 1 FOOT AT 16 SECONDS. A SLIGHT CHANCE OF  
SHOWERS IN THE EVENING.    
FRI...WIND W 15 TO 20 KT
 
BECOMING SW 10 TO 15 KT IN THE  
AFTERNOON. SEAS 7 TO 8 FT...SUBSIDING TO 4 TO 6 FT IN THE  
AFTERNOON. WAVE DETAIL: W 2 FT AT 4 SECONDS, W 7 FT AT 9 SECONDS  
AND S 1 FOOT AT 16 SECONDS... SUBSIDING TO SW 2 FT AT 4 SECONDS,  
W 5 FT AT 13 SECONDS AND S 1 FOOT AT 15 SECONDS. A SLIGHT CHANCE  
OF SHOWERS IN THE MORNING, THEN SHOWERS IN THE AFTERNOON.    
FRI NIGHT...WIND W 15 TO 20 KT
 
BECOMING NW 10 TO 15 KT AFTER  
MIDNIGHT. SEAS 6 TO 8 FT. WAVE DETAIL: NW 3 FT AT 5 SECONDS, W  
6 FT AT 8 SECONDS AND S 1 FOOT AT 15 SECONDS. A CHANCE OF SHOWERS  
IN THE EVENING.    
SAT
 
WIND W 10 TO 15 KT. SEAS 4 TO 6 FT. WAVE DETAIL: NW 2 FT  
AT 4 SECONDS, W 5 FT AT 9 SECONDS AND S 1 FOOT AT 15 SECONDS.    
SAT NIGHT...WIND NW 10 KT IN THE EVENING
 
BECOMING VARIABLE  
LESS THAN 10 KT. SEAS 3 TO 5 FT. WAVE DETAIL: NW 1 FOOT AT  
4 SECONDS, W 4 FT AT 11 SECONDS AND S 1 FOOT AT 14 SECONDS.    
SUN
 
WIND VARIABLE LESS THAN 10 KT. SEAS 3 FT. WAVE DETAIL: NW  
1 FOOT AT 4 SECONDS, W 3 FT AT 7 SECONDS AND S 1 FOOT AT  
14 SECONDS.    
SUN NIGHT
 
WIND VARIABLE LESS THAN 10 KT. SEAS 3 FT. WAVE  
DETAIL: NW 1 FOOT AT 4 SECONDS, W 2 FT AT 11 SECONDS AND S 1 FOOT  
AT 14 SECONDS.    
MON
 
WIND NW 10 KT. SEAS 3 FT. WAVE DETAIL: W 2 FT AT  
4 SECONDS, W 2 FT AT 12 SECONDS AND SW 1 FOOT AT 14 SECONDS.    
MON NIGHT...WIND NW 15 TO 20 KT. SEAS 4 TO 6 FT
 
BUILDING TO  
7 TO 9 FT AFTER MIDNIGHT. NW 7 FT AT 7 SECONDS AND S 1 FOOT AT  
14 SECONDS. A CHANCE OF RAIN.  
 

 
 
PZZ775-132200-  
WATERS FROM SAN MATEO POINT TO THE MEXICAN BORDER EXTENDING 30 TO  
60 NM OUT INCLUDING SAN CLEMENTE ISLAND-  
223 AM PDT THU MAR 13 2025  
   
..SMALL CRAFT ADVISORY IN EFFECT THROUGH LATE TONIGHT
 
 
   
TODAY...WIND W 15 TO 20 KT
 
BECOMING 20 TO 25 KT THIS  
AFTERNOON. SEAS 9 TO 11 FT. WAVE DETAIL: W 8 FT AT 8 SECONDS.  
RAIN THIS MORNING, THEN A CHANCE OF SHOWERS THIS AFTERNOON.    
TONIGHT...WIND W 20 TO 25 KT
 
BECOMING 15 TO 20 KT AFTER  
MIDNIGHT. SEAS 10 TO 12 FT. WAVE DETAIL: W 9 FT AT 8 SECONDS AND  
S 1 FOOT AT 17 SECONDS.    
FRI...WIND W 10 TO 15 KT
 
BECOMING SW 15 TO 20 KT IN THE  
AFTERNOON. SEAS 7 TO 9 FT...SUBSIDING TO 5 TO 7 FT IN THE  
AFTERNOON. WAVE DETAIL: W 2 FT AT 4 SECONDS, W 7 FT AT 13 SECONDS  
AND S 1 FOOT AT 15 SECONDS... SUBSIDING TO SW 2 FT AT 5 SECONDS,  
W 6 FT AT 13 SECONDS AND S 1 FOOT AT 15 SECONDS. A SLIGHT CHANCE  
OF SHOWERS IN THE MORNING, THEN SHOWERS IN THE AFTERNOON.    
FRI NIGHT
 
WIND NW 15 TO 20 KT WITH GUSTS TO 25 KT. SEAS 7 TO  
9 FT. WAVE DETAIL: W 7 FT AT 7 SECONDS AND S 1 FOOT AT  
15 SECONDS. A CHANCE OF SHOWERS IN THE EVENING.    
SAT
 
WIND NW 10 TO 15 KT WITH GUSTS TO 20 KT. SEAS 6 TO 9 FT.  
WAVE DETAIL: NW 3 FT AT 5 SECONDS, NW 6 FT AT 11 SECONDS AND S  
1 FOOT AT 15 SECONDS.    
SAT NIGHT
 
WIND NW 10 KT. SEAS 5 TO 7 FT. WAVE DETAIL: NW 2 FT  
AT 4 SECONDS, W 5 FT AT 12 SECONDS AND S 1 FOOT AT 14 SECONDS.    
SUN
 
WIND VARIABLE LESS THAN 10 KT. SEAS 3 TO 5 FT. WAVE  
DETAIL: W 3 FT AT 7 SECONDS AND S 1 FOOT AT 14 SECONDS.    
SUN NIGHT...WIND VARIABLE LESS THAN 10 KT
 
BECOMING NW 10 KT  
AFTER MIDNIGHT. SEAS 3 TO 4 FT. WAVE DETAIL: NW 1 FOOT AT  
4 SECONDS, W 3 FT AT 12 SECONDS AND S 1 FOOT AT 14 SECONDS.    
MON
 
WIND NW 10 TO 15 KT. SEAS 3 TO 5 FT. WAVE DETAIL: W 3 FT  
AT 4 SECONDS, S 1 FOOT AT 15 SECONDS AND W 3 FT AT 16 SECONDS.    
MON NIGHT...WIND NW 15 TO 20 KT
 
BECOMING 20 TO 25 KT AFTER  
MIDNIGHT. SEAS 6 TO 7 FT...BUILDING TO 10 TO 11 FT AFTER  
MIDNIGHT. NW 8 FT AT 8 SECONDS AND S 1 FOOT AT 14 SECONDS. A  
CHANCE OF RAIN.  
 

 
 
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