996  
FZUS51 KGYX 210931  
CWFGYX  
 
COASTAL WATERS FORECAST  
NATIONAL WEATHER SERVICE GRAY ME  
531 AM EDT THU AUG 21 2025  
 
COASTAL WATERS FROM STONINGTON ME TO MERRIMACK RIVER MA OUT TO 25 NM  
 
ANZ100-212345-  
531 AM EDT THU AUG 21 2025  
 
.SYNOPSIS FOR STONINGTON ME TO MERRIMACK RIVER MA OUT TO 25 NM  
HIGH PRESSURE BUILDS IN FROM THE NORTH. HIGH PRESSURE WILL HOLD OVER  
NEW ENGLAND THROUGH SATURDAY WHILE HURRICANE ERIN PASSES WELL SOUTH  
OF THE COASTAL WATERS. LONG PERIOD SWELL FROM ERIN WILL BUILD,  
PEAKING LATE FRIDAY INTO THIS WEEKEND. THE GRADIENT FROM ERIN AND  
HIGH PRESSURE TO THE NORTH WILL BRING INCREASING NORTHEAST FLOW  
THURSDAY AND FRIDAY. WINDS SHIFTS OUT OF THE SOUTH LATE IN THE  
WEEKEND AHEAD OF AN APPROACHING COLD FRONT.  
 

 
 
ANZ154-212345-  
COASTAL WATERS FROM CAPE ELIZABETH, ME TO MERRIMACK RIVER, MA OUT  
25 NM-  
531 AM EDT THU AUG 21 2025  
 
...SMALL CRAFT ADVISORY IN EFFECT FROM THIS EVENING THROUGH SATURDAY  
EVENING...  
   
TODAY
 
NE WINDS 5 TO 10 KT, BECOMING E 10 TO 15 KT WITH GUSTS UP  
TO 20 KT THIS AFTERNOON. SEAS 2 TO 4 FT. WAVE DETAIL: SE 3 FT AT  
15 SECONDS.    
TONIGHT
 
NE WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT, INCREASING  
TO 15 TO 20 KT WITH GUSTS UP TO 30 KT AFTER MIDNIGHT. SEAS 3 TO  
5 FT, BUILDING TO 5 TO 7 FT AFTER MIDNIGHT. WAVE DETAIL: E 4 FT AT  
5 SECONDS AND SE 3 FT AT 17 SECONDS, BECOMING E 5 FT AT 7 SECONDS  
AND SE 4 FT AT 17 SECONDS.    
FRI
 
N WINDS 15 TO 20 KT, BECOMING NE 10 TO 15 KT IN THE  
AFTERNOON. GUSTS UP TO 30 KT. SEAS 5 TO 8 FT. WAVE DETAIL: E 6 FT AT  
8 SECONDS AND SE 5 FT AT 17 SECONDS.    
FRI NIGHT
 
SW WINDS 5 TO 10 KT. SEAS 6 TO 9 FT. WAVE DETAIL: SE  
8 FT AT 12 SECONDS AND SE 6 FT AT 16 SECONDS.    
SAT
 
SW WINDS AROUND 5 KT, BECOMING S 10 TO 15 KT WITH GUSTS UP TO  
20 KT IN THE AFTERNOON. SEAS 7 TO 9 FT. WAVE DETAIL: E 8 FT AT  
12 SECONDS.    
SAT NIGHT
 
S WINDS 10 TO 15 KT WITH GUSTS UP TO 25 KT. SEAS 6 TO  
7 FT. WAVE DETAIL: E 7 FT AT 12 SECONDS.    
SUN
 
S WINDS 10 TO 15 KT, INCREASING TO 15 TO 20 KT IN THE  
AFTERNOON. SEAS 5 TO 6 FT.    
SUN NIGHT
 
S WINDS 15 TO 20 KT, DIMINISHING TO 10 TO 15 KT AFTER  
MIDNIGHT. SEAS 4 TO 6 FT. A CHANCE OF SHOWERS.    
MON
 
S WINDS AROUND 10 KT WITH GUSTS UP TO 20 KT. SEAS 3 TO 4 FT.  
SHOWERS LIKELY.    
MON NIGHT
 
S WINDS AROUND 10 KT WITH GUSTS UP TO 20 KT, BECOMING  
SW AFTER MIDNIGHT. SEAS 2 TO 3 FT. A CHANCE OF SHOWERS.  
 

 
 
ANZ152-212345-  
COASTAL WATERS FROM PORT CLYDE, ME TO CAPE ELIZABETH, ME OUT 25 NM-  
531 AM EDT THU AUG 21 2025  
 
...SMALL CRAFT ADVISORY IN EFFECT FROM 2 PM EDT THIS AFTERNOON  
THROUGH SATURDAY EVENING...  
   
TODAY
 
E WINDS 5 TO 10 KT. SEAS 3 TO 5 FT. WAVE DETAIL: S 4 FT AT  
14 SECONDS.    
TONIGHT
 
E WINDS 5 TO 10 KT, BECOMING NE 10 TO 15 KT WITH GUSTS UP  
TO 25 KT AFTER MIDNIGHT. SEAS 4 TO 5 FT, BUILDING TO 5 TO 7 FT AFTER  
MIDNIGHT. WAVE DETAIL: S 5 FT AT 17 SECONDS, BECOMING S 6 FT AT  
17 SECONDS.    
FRI
 
NE WINDS 10 TO 15 KT WITH GUSTS UP TO 25 KT. SEAS 7 TO 10 FT.  
WAVE DETAIL: S 8 FT AT 17 SECONDS AND SE 6 FT AT 9 SECONDS.    
FRI NIGHT
 
S WINDS 5 TO 10 KT, BECOMING SW AFTER MIDNIGHT. SEAS  
8 TO 11 FT. WAVE DETAIL: SE 9 FT AT 13 SECONDS AND SE 9 FT AT  
16 SECONDS.    
SAT
 
SW WINDS 5 TO 10 KT, BECOMING S 10 TO 15 KT WITH GUSTS UP TO  
20 KT IN THE AFTERNOON. SEAS 6 TO 9 FT. WAVE DETAIL: SE 9 FT AT  
12 SECONDS.    
SAT NIGHT
 
S WINDS 10 TO 15 KT WITH GUSTS UP TO 25 KT. SEAS 5 TO  
7 FT. WAVE DETAIL: SE 7 FT AT 12 SECONDS AND S 4 FT AT 5 SECONDS.    
SUN
 
S WINDS 10 TO 15 KT, INCREASING TO 15 TO 20 KT IN THE  
AFTERNOON. SEAS 5 TO 6 FT.    
SUN NIGHT
 
S WINDS 15 TO 20 KT, DIMINISHING TO 10 TO 15 KT AFTER  
MIDNIGHT. SEAS 4 TO 6 FT. A CHANCE OF SHOWERS AFTER MIDNIGHT.    
MON
 
S WINDS AROUND 10 KT WITH GUSTS UP TO 20 KT. SEAS 3 TO 4 FT.  
A CHANCE OF SHOWERS.    
MON NIGHT
 
S WINDS 5 TO 10 KT. SEAS 2 TO 3 FT. A CHANCE OF  
SHOWERS.  
 

 
 
ANZ150-212345-  
COASTAL WATERS FROM STONINGTON, ME TO PORT CLYDE, ME OUT 25 NM-  
531 AM EDT THU AUG 21 2025  
 
...SMALL CRAFT ADVISORY IN EFFECT FROM 2 PM EDT THIS AFTERNOON  
THROUGH SATURDAY EVENING...  
   
TODAY
 
E WINDS 5 TO 10 KT. SEAS 3 TO 5 FT. WAVE DETAIL: S 5 FT AT  
15 SECONDS.    
TONIGHT
 
E WINDS 5 TO 10 KT, BECOMING NE 10 TO 15 KT WITH GUSTS UP  
TO 25 KT AFTER MIDNIGHT. SEAS 4 TO 6 FT, BUILDING TO 5 TO 8 FT AFTER  
MIDNIGHT. WAVE DETAIL: S 5 FT AT 18 SECONDS, BECOMING S 7 FT AT  
18 SECONDS.    
FRI
 
NE WINDS 10 TO 15 KT WITH GUSTS UP TO 25 KT. SEAS 8 TO 11 FT.  
WAVE DETAIL: S 9 FT AT 17 SECONDS.    
FRI NIGHT
 
N WINDS 5 TO 10 KT WITH GUSTS UP TO 20 KT, BECOMING W  
AFTER MIDNIGHT. SEAS 9 TO 11 FT, SUBSIDING TO 7 TO 10 FT AFTER  
MIDNIGHT. WAVE DETAIL: SE 10 FT AT 17 SECONDS AND SE 6 FT AT  
10 SECONDS, BECOMING SE 10 FT AT 15 SECONDS.    
SAT
 
S WINDS 5 TO 10 KT. SEAS 5 TO 8 FT. WAVE DETAIL: SE 8 FT AT  
12 SECONDS.    
SAT NIGHT
 
S WINDS 10 TO 15 KT WITH GUSTS UP TO 25 KT. SEAS 4 TO  
6 FT. WAVE DETAIL: SE 6 FT AT 12 SECONDS AND S 4 FT AT 5 SECONDS.    
SUN
 
S WINDS 10 TO 15 KT WITH GUSTS UP TO 25 KT. SEAS 4 TO 6 FT.    
SUN NIGHT
 
S WINDS 15 TO 20 KT, DIMINISHING TO 10 TO 15 KT AFTER  
MIDNIGHT. SEAS 3 TO 5 FT. A CHANCE OF SHOWERS AFTER MIDNIGHT.    
MON
 
S WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT. SEAS 2 TO 4 FT. A  
CHANCE OF SHOWERS.    
MON NIGHT
 
S WINDS 5 TO 10 KT. SEAS 2 TO 3 FT. SHOWERS LIKELY,  
MAINLY IN THE EVENING.  
 

 
 
ANZ153-212345-  
CASCO BAY-  
531 AM EDT THU AUG 21 2025  
 
...SMALL CRAFT ADVISORY IN EFFECT FROM LATE TONIGHT THROUGH SATURDAY  
EVENING...  
   
TODAY
 
NE WINDS 5 TO 10 KT, BECOMING E THIS AFTERNOON. SEAS 2 TO  
3 FT.    
TONIGHT
 
E WINDS 5 TO 10 KT, BECOMING N WITH GUSTS UP TO 20 KT  
AFTER MIDNIGHT. SEAS 2 TO 4 FT.    
FRI
 
N WINDS 10 TO 15 KT, BECOMING NE 5 TO 10 KT IN THE AFTERNOON.  
SEAS 3 TO 5 FT.    
FRI NIGHT
 
S WINDS 5 TO 10 KT, BECOMING SW AFTER MIDNIGHT. SEAS  
4 TO 6 FT.    
SAT
 
SW WINDS AROUND 5 KT, BECOMING S 10 TO 15 KT WITH GUSTS UP TO  
20 KT IN THE AFTERNOON. SEAS 4 TO 6 FT.    
SAT NIGHT
 
S WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT. SEAS 3 TO  
5 FT.    
SUN
 
S WINDS 10 TO 15 KT, INCREASING TO 15 TO 20 KT IN THE  
AFTERNOON. SEAS 3 TO 5 FT.    
SUN NIGHT
 
S WINDS 15 TO 20 KT, DIMINISHING TO 10 TO 15 KT AFTER  
MIDNIGHT. SEAS 2 TO 4 FT. A CHANCE OF SHOWERS.    
MON
 
S WINDS 5 TO 10 KT WITH GUSTS UP TO 20 KT. SEAS 2 TO 4 FT.  
SHOWERS LIKELY.    
MON NIGHT
 
S WINDS 5 TO 10 KT, BECOMING SW AFTER MIDNIGHT. SEAS  
2 TO 3 FT. SHOWERS LIKELY, MAINLY IN THE EVENING.  
 

 
 
ANZ151-212345-  
PENOBSCOT BAY-  
531 AM EDT THU AUG 21 2025  
 
...SMALL CRAFT ADVISORY IN EFFECT FROM THIS EVENING THROUGH SATURDAY  
EVENING...  
   
TODAY
 
NE WINDS AROUND 5 KT, BECOMING SE AROUND 5 KT THIS  
AFTERNOON. SEAS 2 TO 4 FT. WAVE DETAIL: S 3 FT AT 14 SECONDS. PATCHY  
FOG EARLY THIS MORNING WITH VSBY 1 TO 3 NM.    
TONIGHT
 
E WINDS AROUND 5 KT, BECOMING N AFTER MIDNIGHT. SEAS 3 TO  
5 FT. WAVE DETAIL: S 4 FT AT 18 SECONDS.    
FRI
 
NE WINDS 5 TO 10 KT. SEAS 4 TO 6 FT. WAVE DETAIL: S 6 FT AT  
17 SECONDS.    
FRI NIGHT
 
N WINDS 5 TO 10 KT, BECOMING W AFTER MIDNIGHT. SEAS  
4 TO 6 FT. WAVE DETAIL: S 6 FT AT 15 SECONDS.   
SAT
 
SW WINDS AROUND 5 KT, BECOMING S IN THE AFTERNOON. SEAS 2 TO  
4 FT.    
SAT NIGHT
 
S WINDS AROUND 10 KT. SEAS 2 TO 3 FT.    
SUN
 
S WINDS 10 TO 15 KT WITH GUSTS UP TO 25 KT. SEAS 2 TO 4 FT.    
SUN NIGHT
 
S WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT, DIMINISHING  
TO 5 TO 10 KT AFTER MIDNIGHT. SEAS 2 TO 3 FT. A CHANCE OF SHOWERS  
AFTER MIDNIGHT.    
MON
 
S WINDS 5 TO 10 KT. SEAS 2 TO 3 FT. A CHANCE OF SHOWERS.    
MON NIGHT
 
S WINDS 5 TO 10 KT. SEAS AROUND 2 FT. SHOWERS LIKELY.  
 

 
 
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