674  
FZUS56 KEKA 201625  
CWFEKA  
 
COASTAL WATERS FORECAST FOR NORTHWEST CALIFORNIA  
NATIONAL WEATHER SERVICE EUREKA CA  
825 AM PST FRI DEC 20 2024  
 
WATERS FROM PT ST GEORGE TO PT ARENA AND OUT 60 NM  
 
PZZ400-210530-  
825 AM PST FRI DEC 20 2024  
   
SYNOPSIS FOR NORTHERN CALIFORNIA WATERS
 
SOUTHERLIES STRENGTHEN,  
REACHING GALE FORCE IN THE OUTER WATERS TODAY WITH GUSTS UP TO 40  
KTS. GALE FORCE WINDS EXPECTED TO EXPAND INTO ALL WATERS BY  
TONIGHT. A LARGE, LONG PERIOD WESTERLY SWELL WILL BUILD EARLY  
SATURDAY MORNING. AN ADDITIONAL STORM SYSTEM ON SUNDAY WILL  
INCREASE SOUTHERLY WINDS AGAIN, POSSIBLY RETURNING TO GALE FORCE.  
THE STORM CYCLE WILL REMAIN VERY ACTIVE THROUGH NEXT WEEK WITH  
ADDITIONAL FRONTAL SYSTEMS PRODUCING STRONG SOUTHERLY WINDS AND  
LARGE, LONG PERIOD WESTERLY SWELLS.  
 

 
 
PZZ450-210530-  
PT ST GEORGE TO CAPE MENDOCINO OUT 10 NM-  
825 AM PST FRI DEC 20 2024  
   
..SMALL CRAFT ADVISORY IN EFFECT THROUGH THIS EVENING
 
 
...GALE WARNING IN EFFECT FROM THIS EVENING THROUGH SATURDAY  
MORNING...  
   
REST OF TODAY
 
S WIND 15 TO 20 KT. GUSTS UP TO 35 KT THIS  
AFTERNOON. SEAS 10 FT. WAVE DETAIL: S 7 FT AT 7 SECONDS  
AND W 5 FT AT 11 SECONDS. A CHANCE OF RAIN.    
TONIGHT
 
S WIND 25 TO 30 KT WITH GUSTS UP TO 45 KT. SEAS  
11 FT. WAVE DETAIL: S 8 FT AT 9 SECONDS AND W 9 FT AT 14 SECONDS.  
SHOWERS.   
SAT
 
S WIND 15 TO 20 KT. SEAS 13 FT. WAVE DETAIL: S  
10 FT AT 9 SECONDS AND W 12 FT AT 17 SECONDS. RAIN.   
SAT NIGHT
 
S WIND 10 TO 15 KT. SEAS 17 FT. WAVE DETAIL:  
S 4 FT AT 5 SECONDS AND W 17 FT AT 16 SECONDS. A CHANCE OF RAIN.    
SUN
 
SE WIND 20 TO 25 KT WITH GUSTS UP TO 35 KT. SEAS  
15 FT. WAVE DETAIL: S 2 FT AT 9 SECONDS AND W 15 FT AT  
16 SECONDS. RAIN.   
SUN NIGHT
 
S WIND 15 TO 20 KT. SEAS 14 FT. WAVE DETAIL:  
S 8 FT AT 7 SECONDS AND W 14 FT AT 15 SECONDS. RAIN.   
MON
 
SE WIND 15 TO 20 KT. SEAS 19 FT. WAVE DETAIL: W  
18 FT AT 16 SECONDS AND W 19 FT AT 22 SECONDS. RAIN.   
MON NIGHT
 
S WIND 20 TO 25 KT. SEAS 18 FT. WAVE DETAIL:  
S 10 FT AT 10 SECONDS AND W 18 FT AT 19 SECONDS. RAIN.   
TUE
 
W WIND 5 TO 10 KT. SEAS 15 FT. WAVE DETAIL: S 6 FT  
AT 6 SECONDS AND W 15 FT AT 17 SECONDS. RAIN.   
TUE NIGHT
 
S WIND 5 TO 10 KT. SEAS 13 FT. WAVE DETAIL: W  
13 FT AT 15 SECONDS. A CHANCE OF RAIN.  
 

 
 
PZZ470-210530-  
PT ST GEORGE TO CAPE MENDOCINO 10 TO 60 NM-  
825 AM PST FRI DEC 20 2024  
   
..GALE WARNING IN EFFECT THROUGH SATURDAY MORNING
 
 
   
REST OF TODAY
 
S WIND 20 TO 25 KT WITH GUSTS UP TO 35 KT. SEAS  
AROUND 12 FT. WAVE DETAIL: S 9 FT AT 8 SECONDS AND SW 6 FT AT  
11 SECONDS. RAIN LIKELY.    
TONIGHT
 
S WIND 30 TO 40 KT WITH GUSTS UP TO 50 KT. SEAS  
14 FT. WAVE DETAIL: S 12 FT AT 9 SECONDS AND W 10 FT AT  
14 SECONDS. RAIN.   
SAT
 
S WIND 20 TO 25 KT. SEAS 16 FT. WAVE DETAIL: S  
12 FT AT 10 SECONDS AND W 16 FT AT 17 SECONDS. RAIN.   
SAT NIGHT
 
S WIND 15 TO 20 KT. SEAS 20 FT. WAVE DETAIL:  
S 3 FT AT 5 SECONDS AND W 20 FT AT 16 SECONDS. A CHANCE OF RAIN.    
SUN
 
S WIND 25 TO 30 KT WITH GUSTS UP TO 45 KT. SEAS  
18 FT. WAVE DETAIL: S 13 FT AT 10 SECONDS AND W 17 FT AT  
16 SECONDS. RAIN.   
SUN NIGHT
 
S WIND 15 TO 20 KT. SEAS 17 FT. WAVE DETAIL:  
S 10 FT AT 8 SECONDS AND W 17 FT AT 15 SECONDS. RAIN LIKELY.    
MON
 
SE WIND 20 TO 25 KT. SEAS 21 FT. WAVE DETAIL: W  
20 FT AT 17 SECONDS AND W 21 FT AT 21 SECONDS. RAIN.   
MON NIGHT
 
S WIND 25 TO 30 KT. SEAS 22 FT. WAVE DETAIL:  
S 14 FT AT 10 SECONDS AND W 19 FT AT 19 SECONDS. RAIN.   
TUE
 
W WIND 10 TO 15 KT. SEAS 16 FT. WAVE DETAIL: S 5 FT  
AT 5 SECONDS AND W 16 FT AT 17 SECONDS. RAIN LIKELY.    
TUE NIGHT
 
W WIND 5 TO 10 KT. SEAS 13 FT. WAVE DETAIL: W  
13 FT AT 15 SECONDS. A CHANCE OF RAIN.  
 

 
 
PZZ455-210530-  
CAPE MENDOCINO TO PT ARENA OUT 10 NM-  
825 AM PST FRI DEC 20 2024  
   
..SMALL CRAFT ADVISORY IN EFFECT THROUGH THIS EVENING
 
 
...GALE WARNING IN EFFECT FROM THIS EVENING THROUGH SATURDAY  
MORNING...  
   
REST OF TODAY
 
SE WIND 15 TO 20 KT, BECOMING S 20 TO 25 KT WITH  
GUSTS UP TO 35 KT THIS AFTERNOON. SEAS 10 FT. WAVE DETAIL:  
SE 8 FT AT 7 SECONDS AND W 9 FT AT 15 SECONDS. A SLIGHT CHANCE OF  
RAIN.    
TONIGHT
 
SE WIND 25 TO 30 KT WITH GUSTS UP TO 45 KT. SEAS  
AROUND 12 FT. WAVE DETAIL: SE 10 FT AT 9 SECONDS AND W 8 FT AT  
14 SECONDS. SHOWERS.   
SAT
 
S WIND 15 TO 20 KT. SEAS 15 FT. WAVE DETAIL: S  
12 FT AT 10 SECONDS AND W 12 FT AT 17 SECONDS. RAIN.   
SAT NIGHT
 
SE WIND 10 TO 15 KT. SEAS 18 FT. WAVE DETAIL:  
S 3 FT AT 6 SECONDS AND W 18 FT AT 16 SECONDS. A CHANCE OF RAIN.    
SUN
 
SE WIND 20 TO 25 KT WITH GUSTS UP TO 40 KT. SEAS  
15 FT. WAVE DETAIL: SE 6 FT AT 9 SECONDS AND W 15 FT AT  
16 SECONDS. RAIN.   
SUN NIGHT
 
SE WIND 15 TO 20 KT. SEAS 14 FT. WAVE DETAIL:  
SE 8 FT AT 7 SECONDS AND W 14 FT AT 15 SECONDS. RAIN.   
MON
 
SE WIND 15 TO 20 KT. SEAS 19 FT. WAVE DETAIL: W  
18 FT AT 17 SECONDS AND W 19 FT AT 22 SECONDS. RAIN.   
MON NIGHT
 
S WIND 20 TO 25 KT. SEAS 20 FT. WAVE DETAIL:  
S 10 FT AT 10 SECONDS AND W 19 FT AT 19 SECONDS. RAIN.   
TUE
 
W WIND 5 TO 10 KT. SEAS 15 FT. WAVE DETAIL: S 5 FT  
AT 5 SECONDS AND W 15 FT AT 17 SECONDS. RAIN.   
TUE NIGHT
 
N WIND 5 TO 10 KT. SEAS 13 FT. WAVE DETAIL: W  
13 FT AT 16 SECONDS. A CHANCE OF RAIN.  
 

 
 
PZZ475-210530-  
CAPE MENDOCINO TO PT ARENA 10 TO 60 NM-  
825 AM PST FRI DEC 20 2024  
   
..SMALL CRAFT ADVISORY IN EFFECT UNTIL 6 PM PST THIS EVENING
 
 
...GALE WARNING IN EFFECT FROM 6 PM PST THIS EVENING THROUGH  
SATURDAY MORNING...  
   
REST OF TODAY
 
S WIND 20 TO 25 KT. GUSTS UP TO 35 KT THIS  
AFTERNOON. SEAS 11 FT. WAVE DETAIL: SE 9 FT AT 8 SECONDS  
AND W 9 FT AT 15 SECONDS. A SLIGHT CHANCE OF RAIN.    
TONIGHT
 
SE WIND 25 TO 35 KT WITH GUSTS UP TO 50 KT. SEAS  
AROUND 14 FT. WAVE DETAIL: SE 12 FT AT 10 SECONDS AND W 10 FT AT  
14 SECONDS. SHOWERS.   
SAT
 
S WIND 15 TO 20 KT. SEAS 16 FT. WAVE DETAIL: S  
12 FT AT 9 SECONDS AND W 15 FT AT 17 SECONDS. RAIN.   
SAT NIGHT
 
S WIND 10 TO 15 KT. SEAS 19 FT. WAVE DETAIL:  
SE 3 FT AT 5 SECONDS AND W 19 FT AT 16 SECONDS.    
SUN
 
SE WIND 25 TO 30 KT WITH GUSTS UP TO 40 KT. SEAS  
17 FT. WAVE DETAIL: SE 10 FT AT 8 SECONDS AND W 17 FT AT  
16 SECONDS. RAIN.   
SUN NIGHT
 
S WIND 15 TO 20 KT. SEAS 16 FT. WAVE DETAIL:  
S 8 FT AT 7 SECONDS AND W 16 FT AT 15 SECONDS. PATCHY FOG. A  
CHANCE OF RAIN.    
MON
 
SE WIND 20 TO 25 KT. SEAS 21 FT. WAVE DETAIL: W  
19 FT AT 17 SECONDS AND W 21 FT AT 22 SECONDS. RAIN.   
MON NIGHT
 
S WIND 20 TO 25 KT. SEAS 21 FT. WAVE DETAIL:  
SE 12 FT AT 10 SECONDS AND W 19 FT AT 19 SECONDS. RAIN.   
TUE
 
W WIND 10 TO 15 KT. SEAS 16 FT. WAVE DETAIL: S 6 FT  
AT 6 SECONDS AND W 16 FT AT 17 SECONDS. RAIN LIKELY.    
TUE NIGHT
 
NW WIND 10 TO 15 KT. SEAS 13 FT. WAVE DETAIL:  
W 13 FT AT 16 SECONDS.  
 

 
 
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