758  
FZUS56 KSGX 201046  
CWFSGX  
 
COASTAL WATERS FORECAST FOR CALIFORNIA  
NATIONAL WEATHER SERVICE SAN DIEGO CA  
246 AM PST FRI DEC 20 2024  
 
SAN MATEO POINT TO THE MEXICAN BORDER OUT 60 NM  
 
PZZ700-202345-  
246 AM PST FRI DEC 20 2024  
   
SYNOPSIS FOR THE FAR SOUTHERN CALIFORNIA COAST
 
 
AT 2 AM, A 1023 MB HIGH WAS 500 NM SOUTHWEST OF SAN DIEGO WITH NO  
DOMINANT LOW PRESSURE CENTERS NEARBY. RELATIVELY LIGHT OFFSHORE  
FLOW IN THE OVERNIGHT/EARLY MORNING HOURS AND LIGHT ONSHORE FLOW  
IN THE LATE MORNING/AFTERNOON HOURS WILL PREVAIL INTO EARLY NEXT  
WEEK. PATCHY DENSE FOG WITH VISIBILITY DOWN TO 1 NM OR LESS  
REMAINS POSSIBLE THROUGH LATE FRIDAY MORNING. A SERIES LONG  
PERIOD WEST-NORTHWESTERLY SWELLS WILL GENERATE SEAS OF 8 TO 11  
FEET SUNDAY THROUGH WEDNESDAY, PRIMARILY IN THE OUTER COASTAL  
WATERS AND NEAR SAN CLEMENTE ISLAND.  
 

 
 
PZZ750-202345-  
COASTAL WATERS FROM SAN MATEO POINT TO THE MEXICAN BORDER AND OUT  
TO 30 NM-  
246 AM PST FRI DEC 20 2024  
   
TODAY
 
WIND VARIABLE LESS THAN 10 KT. SEAS 3 FT THIS MORNING,  
THEN 2 FT OR LESS. WAVE DETAIL: W 2 FT AT 12 SECONDS AND S 1 FOOT  
AT 14 SECONDS. PATCHY DENSE FOG WITH 1 NM OR LESS THIS MORNING.    
TONIGHT
 
WIND VARIABLE LESS THAN 10 KT. SEAS 2 FT OR LESS, THEN  
3 FT AFTER MIDNIGHT. WAVE DETAIL: NW 1 FOOT AT 4 SECONDS, S  
1 FOOT AT 13 SECONDS AND W 2 FT AT 15 SECONDS.    
SAT
 
NW WIND 10 KT. SEAS 3 TO 4 FT. WAVE DETAIL: NW 1 FOOT AT  
4 SECONDS, W 3 FT AT 13 SECONDS AND S 1 FOOT AT 13 SECONDS.    
SAT NIGHT
 
NW WIND 10 KT. SEAS 3 TO 4 FT, BUILDING TO 4 TO 6 FT  
AFTER MIDNIGHT. WAVE DETAIL: NW 1 FOOT AT 4 SECONDS, S 1 FOOT AT  
13 SECONDS AND W 5 FT AT 18 SECONDS.    
SUN
 
WIND VARIABLE LESS THAN 10 KT. SEAS 5 TO 8 FT. WAVE  
DETAIL: NW 1 FOOT AT 4 SECONDS, S 1 FOOT AT 13 SECONDS AND W 7 FT  
AT 17 SECONDS.    
SUN NIGHT
 
WIND VARIABLE LESS THAN 10 KT. SEAS 5 TO 8 FT. WAVE  
DETAIL: NW 1 FOOT AT 4 SECONDS, S 1 FOOT AT 12 SECONDS AND W 7 FT  
AT 16 SECONDS.    
MON
 
WIND VARIABLE LESS THAN 10 KT. SEAS 5 TO 7 FT. WAVE  
DETAIL: NW 1 FOOT AT 4 SECONDS, S 1 FOOT AT 13 SECONDS AND W 6 FT  
AT 16 SECONDS.    
MON NIGHT
 
WIND VARIABLE LESS THAN 10 KT. SEAS 5 TO 7 FT. WAVE  
DETAIL: NW 1 FOOT AT 4 SECONDS, S 1 FOOT AT 15 SECONDS AND W 7 FT  
AT 20 SECONDS.    
TUE
 
WIND VARIABLE LESS THAN 10 KT, BECOMING W 10 KT IN THE  
AFTERNOON. SEAS 5 TO 7 FT. WAVE DETAIL: NW 1 FOOT AT 4 SECONDS, S  
1 FOOT AT 14 SECONDS AND W 7 FT AT 19 SECONDS. A SLIGHT CHANCE OF  
SHOWERS IN THE AFTERNOON.    
TUE NIGHT
 
W WIND 10 TO 15 KT. SEAS 5 TO 7 FT. WAVE DETAIL: NW  
3 FT AT 4 SECONDS, S 1 FOOT AT 14 SECONDS AND W 6 FT AT  
18 SECONDS. A CHANCE OF SHOWERS.  
 

 
 
PZZ775-202345-  
WATERS FROM SAN MATEO POINT TO THE MEXICAN BORDER EXTENDING 30 TO  
60 NM OUT INCLUDING SAN CLEMENTE ISLAND-  
246 AM PST FRI DEC 20 2024  
   
TODAY
 
WIND VARIABLE LESS THAN 10 KT. 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. PATCHY DENSE FOG WITH 1 NM OR LESS THIS MORNING.    
TONIGHT
 
WIND VARIABLE LESS THAN 10 KT. SEAS 3 TO 4 FT. WAVE  
DETAIL: NW 1 FOOT AT 4 SECONDS, S 1 FOOT AT 13 SECONDS AND W 3 FT  
AT 15 SECONDS.    
SAT
 
NW WIND 10 KT. SEAS 3 TO 5 FT. WAVE DETAIL: NW 1 FOOT AT  
4 SECONDS, W 4 FT AT 13 SECONDS AND S 1 FOOT AT 13 SECONDS.    
SAT NIGHT
 
NW WIND 10 KT. SEAS 4 TO 6 FT, BUILDING TO 5 TO 8 FT  
AFTER MIDNIGHT. WAVE DETAIL: NW 1 FOOT AT 4 SECONDS, S 1 FOOT AT  
13 SECONDS AND W 7 FT AT 18 SECONDS.    
SUN
 
NW WIND 10 KT. SEAS 7 TO 10 FT. WAVE DETAIL: NW 2 FT AT  
4 SECONDS, S 1 FOOT AT 13 SECONDS AND W 9 FT AT 17 SECONDS.    
SUN NIGHT
 
NW WIND 10 KT. SEAS 7 TO 10 FT. WAVE DETAIL: NW  
1 FOOT AT 4 SECONDS, S 1 FOOT AT 12 SECONDS AND W 9 FT AT  
16 SECONDS.    
MON
 
NW WIND 10 KT. SEAS 6 TO 9 FT. WAVE DETAIL: NW 1 FOOT AT  
4 SECONDS, S 1 FOOT AT 13 SECONDS AND W 8 FT AT 16 SECONDS.    
MON NIGHT
 
NW WIND 10 KT. SEAS 7 TO 10 FT. WAVE DETAIL: NW  
1 FOOT AT 4 SECONDS, S 1 FOOT AT 15 SECONDS AND W 9 FT AT  
20 SECONDS.    
TUE
 
NW WIND 10 KT. SEAS 7 TO 10 FT. WAVE DETAIL: NW 2 FT AT  
4 SECONDS, S 1 FOOT AT 14 SECONDS AND W 9 FT AT 19 SECONDS. A  
CHANCE OF SHOWERS IN THE AFTERNOON.    
TUE NIGHT
 
NW WIND 15 TO 20 KT. SEAS 6 TO 9 FT, BUILDING TO  
8 TO 9 FT AFTER MIDNIGHT. WAVE DETAIL: NW 7 FT AT 7 SECONDS AND S  
1 FOOT AT 13 SECONDS. A CHANCE OF SHOWERS, MAINLY IN THE EVENING.  
 
 

 
 
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