316  
FZUS56 KSGX 202123  
CWFSGX  
 
COASTAL WATERS FORECAST FOR CALIFORNIA  
NATIONAL WEATHER SERVICE SAN DIEGO CA  
123 PM PST MON JAN 20 2025  
 
SAN MATEO POINT TO THE MEXICAN BORDER OUT 60 NM  
 
PZZ700-211030-  
123 PM PST MON JAN 20 2025  
   
SYNOPSIS FOR THE FAR SOUTHERN CALIFORNIA COAST
 
 
AT 2 PM, A 1048 MB HIGH WAS OVER EASTERN IDAHO AND A 1008 MB LOW  
WAS 1400 NM SOUTHWEST OF SAN DIEGO. OFFSHORE FLOW WILL GENERALLY  
PREVAIL THROUGH FRIDAY MORNING. OFFSHORE FLOW STREGTHENS TODAY,  
PEAKING TONIGHT WITH GUSTS UP TO 25 TO 30 KNOTS, AND GRADUALLY  
WEAKENS TUESDAY. ANOTHER INCREASE IN OFFSHORE WINDS IS EXPECTED  
WEDNESDAY NIGHT AND THURSDAY MORNING. ONSHORE FLOW DEVELOPS FRIDAY  
AFTERNOON.  
 

 
 
PZZ750-211030-  
COASTAL WATERS FROM SAN MATEO POINT TO THE MEXICAN BORDER AND OUT  
TO 30 NM-  
123 PM PST MON JAN 20 2025  
   
..SMALL CRAFT ADVISORY IN EFFECT THROUGH TUESDAY MORNING
 
 
   
TONIGHT
 
WIND NE 15 TO 20 KT WITH GUSTS TO 25 KT. SEAS 3 TO  
5 FT. WAVE DETAIL: NE 3 FT AT 6 SECONDS, S 1 FOOT AT 7 SECONDS  
AND W 2 FT AT 15 SECONDS.    
TUE...WIND E 15 TO 20 KT WITH GUSTS TO 25 KT
 
BECOMING N 10 KT  
IN THE AFTERNOON. SEAS 3 TO 4 FT. WAVE DETAIL: E 3 FT AT  
4 SECONDS, S 1 FOOT AT 10 SECONDS AND W 2 FT AT 15 SECONDS.    
TUE NIGHT...WIND NE 10 KT IN THE EVENING
 
BECOMING VARIABLE  
LESS THAN 10 KT. SEAS 3 FT. WAVE DETAIL: N 1 FOOT AT 4 SECONDS,  
SW 1 FOOT AT 12 SECONDS AND W 2 FT AT 15 SECONDS.    
WED...WIND VARIABLE LESS THAN 10 KT
 
BECOMING NW 10 KT IN THE  
AFTERNOON. SEAS 3 FT. WAVE DETAIL: NE 1 FOOT AT 4 SECONDS, SW  
1 FOOT AT 5 SECONDS AND W 2 FT AT 14 SECONDS.    
WED NIGHT
 
WIND N 10 KT. SEAS 3 FT. WAVE DETAIL: NW 1 FOOT AT  
4 SECONDS, SW 1 FOOT AT 12 SECONDS AND W 2 FT AT 13 SECONDS.    
THU...WIND NE 10 KT
 
BECOMING N IN THE AFTERNOON. SEAS 3 FT.  
WAVE DETAIL: NE 1 FOOT AT 4 SECONDS, S 1 FOOT AT 12 SECONDS AND W  
2 FT AT 13 SECONDS.    
THU NIGHT...WIND N 10 KT IN THE EVENING
 
BECOMING VARIABLE LESS  
THAN 10 KT. SEAS 3 FT. WAVE DETAIL: N 1 FOOT AT 4 SECONDS, SW  
1 FOOT AT 12 SECONDS AND W 2 FT AT 13 SECONDS.    
FRI
 
WIND VARIABLE LESS THAN 10 KT. SEAS 3 FT. WAVE DETAIL: NE  
1 FOOT AT 4 SECONDS, SW 1 FOOT AT 12 SECONDS AND W 2 FT AT  
13 SECONDS.    
FRI NIGHT
 
WIND VARIABLE LESS THAN 10 KT. SEAS 2 FT OR LESS.  
WAVE DETAIL: SW 1 FOOT AT 4 SECONDS, W 2 FT AT 13 SECONDS AND SW  
1 FOOT AT 13 SECONDS.    
SAT...WIND SW 10 KT
 
BECOMING AROUND 15 KT IN THE AFTERNOON.  
SEAS 3 FT...BUILDING TO 4 TO 5 FT IN THE AFTERNOON. SW 3 FT AT  
5 SECONDS, SW 3 FT AT 13 SECONDS AND W 2 FT AT 14 SECONDS. A  
SLIGHT CHANCE OF RAIN IN THE MORNING, THEN A CHANCE OF RAIN IN  
THE AFTERNOON.    
SAT NIGHT
 
WIND W 10 TO 15 KT. SEAS 5 TO 6 FT. WAVE DETAIL: SW  
3 FT AT 4 SECONDS AND W 4 FT AT 14 SECONDS. RAIN LIKELY.  
 

 
 
PZZ775-211030-  
WATERS FROM SAN MATEO POINT TO THE MEXICAN BORDER EXTENDING 30 TO  
60 NM OUT INCLUDING SAN CLEMENTE ISLAND-  
123 PM PST MON JAN 20 2025  
   
..SMALL CRAFT ADVISORY IN EFFECT THROUGH TUESDAY MORNING
 
 
   
TONIGHT
 
WIND NE 15 TO 20 KT WITH GUSTS TO 25 KT. SEAS 4 TO  
5 FT. WAVE DETAIL: NE 4 FT AT 6 SECONDS, S 1 FOOT AT 7 SECONDS  
AND W 3 FT AT 15 SECONDS.    
TUE...WIND NE 15 TO 20 KT WITH GUSTS TO 25 KT
 
BECOMING N  
10 KT IN THE AFTERNOON. SEAS 3 TO 5 FT. WAVE DETAIL: NE 3 FT AT  
5 SECONDS, S 1 FOOT AT 10 SECONDS AND W 3 FT AT 15 SECONDS.    
TUE NIGHT...WIND N 10 KT IN THE EVENING
 
BECOMING VARIABLE LESS  
THAN 10 KT. SEAS 3 TO 4 FT. WAVE DETAIL: N 1 FOOT AT 4 SECONDS,  
SW 1 FOOT AT 12 SECONDS AND W 3 FT AT 15 SECONDS.    
WED...WIND VARIABLE LESS THAN 10 KT
 
BECOMING NW 10 KT IN THE  
AFTERNOON. SEAS 3 TO 4 FT. WAVE DETAIL: N 1 FOOT AT 4 SECONDS, SW  
1 FOOT AT 5 SECONDS AND W 3 FT AT 14 SECONDS.    
WED NIGHT
 
WIND N 10 KT. SEAS 3 TO 4 FT. WAVE DETAIL: NW 1 FOOT  
AT 4 SECONDS, SW 1 FOOT AT 12 SECONDS AND W 3 FT AT 13 SECONDS.    
THU
 
WIND N 10 KT. SEAS 3 TO 4 FT. WAVE DETAIL: NE 1 FOOT AT  
4 SECONDS, S 1 FOOT AT 12 SECONDS AND W 2 FT AT 13 SECONDS.    
THU NIGHT...WIND NW 10 KT IN THE EVENING
 
BECOMING VARIABLE  
LESS THAN 10 KT. SEAS 3 FT. WAVE DETAIL: NW 1 FOOT AT 4 SECONDS,  
SW 1 FOOT AT 12 SECONDS AND W 2 FT AT 13 SECONDS.    
FRI
 
WIND VARIABLE LESS THAN 10 KT. SEAS 3 TO 4 FT. WAVE  
DETAIL: NE 1 FOOT AT 4 SECONDS, SW 1 FOOT AT 12 SECONDS AND NW  
3 FT AT 13 SECONDS.    
FRI NIGHT
 
WIND W 10 KT. SEAS 3 TO 4 FT. WAVE DETAIL: W 1 FOOT  
AT 4 SECONDS, W 3 FT AT 13 SECONDS AND S 1 FOOT AT 13 SECONDS.    
SAT...WIND W 10 TO 15 KT. SEAS 3 TO 4 FT
 
BUILDING TO 4 TO 6 FT  
IN THE AFTERNOON. W 2 FT AT 4 SECONDS AND W 4 FT AT 14 SECONDS. A  
SLIGHT CHANCE OF RAIN IN THE MORNING, THEN A CHANCE OF RAIN IN  
THE AFTERNOON.    
SAT NIGHT
 
WIND W 10 TO 15 KT. SEAS 5 TO 7 FT. WAVE DETAIL: W  
3 FT AT 4 SECONDS AND W 5 FT AT 14 SECONDS. RAIN LIKELY, MAINLY  
IN THE EVENING.  
 

 
 
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