919  
FZUS51 KBOX 212304  
CWFBOX  
 
COASTAL WATERS FORECAST FOR MASSACHUSETTS AND RHODE ISLAND  
NATIONAL WEATHER SERVICE BOSTON/NORTON MA  
704 PM EDT FRI JUN 21 2024  
 
COASTAL WATERS FROM THE MERRIMACK RIVER MA TO WATCH HILL RI OUT  
TO 25 NM  
 
ANZ200-221200-  
704 PM EDT FRI JUN 21 2024  
   
SYNOPSIS FOR MASSACHUSETTS AND RHODE ISLAND COASTAL WATERS
 
 
A WEAK BACKDOOR FRONT WILL DISSIPATE ACROSS SOUTHERN NEW ENGLAND  
OVERNIGHT. HIGH PRESSURE TO THE SOUTH OF NEW ENGLAND WILL RESULT IN  
SOUTHWEST WINDS ACROSS THE WATERS OVER THE WEEKEND. A COLD FRONT  
MOVES ACROSS NEW ENGLAND MONDAY. HIGH PRESSURE BUILDS BACK IN ON  
TUESDAY.  
 

 
 
ANZ250-221200-  
COASTAL WATERS EAST OF IPSWICH BAY AND THE STELLWAGEN BANK  
NATIONAL MARINE SANCTUARY-  
704 PM EDT FRI JUN 21 2024  
   
TONIGHT
 
NE WINDS AROUND 5 KT, BECOMING SE AFTER MIDNIGHT. SEAS  
AROUND 2 FT. WAVE DETAIL: SE 2 FT AT 8 SECONDS AND N 1 FOOT AT  
3 SECONDS. A CHANCE OF SHOWERS THIS EVENING. A SLIGHT CHANCE OF  
SHOWERS AFTER MIDNIGHT. VSBY 1 TO 3 NM, DECREASING TO 1 NM OR  
LESS AFTER MIDNIGHT.    
SAT
 
SE WINDS 5 TO 10 KT. SEAS AROUND 2 FT. WAVE DETAIL: SE  
2 FT AT 9 SECONDS AND S 1 FOOT AT 2 SECONDS. PATCHY FOG. A CHANCE  
OF SHOWERS AND TSTMS IN THE AFTERNOON. SOME TSTMS MAY PRODUCE  
GUSTY WINDS, FREQUENT LIGHTNING, AND HEAVY RAINFALL IN THE  
AFTERNOON. VSBY 1 TO 3 NM.    
SAT NIGHT
 
SE WINDS 5 TO 10 KT, BECOMING S AFTER MIDNIGHT. SEAS  
AROUND 2 FT. WAVE DETAIL: SE 2 FT AT 9 SECONDS AND S 1 FOOT AT  
2 SECONDS. PATCHY FOG. A CHANCE OF SHOWERS AND TSTMS IN THE  
EVENING. SOME TSTMS MAY PRODUCE GUSTY WINDS, FREQUENT LIGHTNING,  
AND HEAVY RAINFALL IN THE EVENING. VSBY 1 TO 3 NM.    
SUN
 
S WINDS 10 TO 15 KT, INCREASING TO 15 TO 20 KT IN THE  
AFTERNOON. GUSTS UP TO 25 KT. SEAS 2 TO 3 FT, BUILDING TO 3 TO  
5 FT IN THE AFTERNOON. WAVE DETAIL: S 2 FT AT 3 SECONDS AND SE  
2 FT AT 9 SECONDS, BECOMING S 3 FT AT 4 SECONDS AND SE 2 FT AT  
10 SECONDS. A CHANCE OF SHOWERS. PATCHY FOG IN THE MORNING.    
SUN NIGHT
 
SW WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT. SEAS  
3 TO 5 FT. WAVE DETAIL: SW 3 FT AT 4 SECONDS AND SE 3 FT AT  
8 SECONDS. SHOWERS LIKELY.    
MON
 
SW WINDS 10 TO 15 KT. GUSTS UP TO 20 KT IN THE MORNING.  
SEAS 2 TO 4 FT. WAVE DETAIL: SE 3 FT AT 7 SECONDS AND SW 2 FT AT  
4 SECONDS. SHOWERS LIKELY.    
MON NIGHT
 
W WINDS AROUND 10 KT. SEAS 2 TO 4 FT. A CHANCE OF  
SHOWERS IN THE EVENING.    
TUE THROUGH WED
 
S WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT.  
SEAS 2 TO 4 FT.    
WED NIGHT
 
SW WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT. SEAS  
2 TO 4 FT. A CHANCE OF SHOWERS.  
 
WINDS AND SEAS HIGHER IN AND NEAR TSTMS.  
 
SEAS ARE REPORTED AS SIGNIFICANT WAVE HEIGHT, WHICH IS THE  
AVERAGE OF THE HIGHEST THIRD OF THE WAVES. INDIVIDUAL WAVE  
HEIGHTS MAY BE MORE THAN TWICE THE SIGNIFICANT WAVE HEIGHT.  
 

 
 
ANZ251-221200-  
MASSACHUSETTS BAY AND IPSWICH BAY-  
704 PM EDT FRI JUN 21 2024  
   
TONIGHT
 
NE WINDS AROUND 5 KT, BECOMING SE AFTER MIDNIGHT. SEAS  
AROUND 2 FT. WAVE DETAIL: NE 1 FOOT AT 3 SECONDS AND E 1 FOOT AT  
8 SECONDS. A CHANCE OF SHOWERS WITH ISOLATED TSTMS THIS EVENING.  
A SLIGHT CHANCE OF SHOWERS AFTER MIDNIGHT WITH VSBY 1 TO 3 NM.    
SAT
 
E WINDS 5 TO 10 KT. SEAS AROUND 2 FT. WAVE DETAIL: SW  
1 FOOT AT 3 SECONDS AND NE 1 FOOT AT 3 SECONDS. PATCHY FOG. A  
CHANCE OF SHOWERS AND TSTMS IN THE AFTERNOON. SOME TSTMS MAY  
PRODUCE GUSTY WINDS, FREQUENT LIGHTNING, AND HEAVY RAINFALL IN  
THE AFTERNOON. VSBY 1 TO 3 NM IN THE MORNING.    
SAT NIGHT
 
E WINDS 5 TO 10 KT, BECOMING S AFTER MIDNIGHT. SEAS  
AROUND 2 FT. WAVE DETAIL: S 1 FOOT AT 3 SECONDS AND NE 1 FOOT AT  
3 SECONDS. PATCHY FOG. A CHANCE OF SHOWERS AND TSTMS IN THE  
EVENING. SOME TSTMS MAY PRODUCE GUSTY WINDS, FREQUENT LIGHTNING,  
AND HEAVY RAINFALL IN THE EVENING. VSBY 1 TO 3 NM.    
SUN
 
S WINDS 10 TO 15 KT WITH GUSTS UP TO 25 KT. SEAS 2 TO  
3 FT. WAVE DETAIL: S 2 FT AT 4 SECONDS AND NE 1 FOOT AT  
4 SECONDS. A CHANCE OF SHOWERS. PATCHY FOG IN THE MORNING.    
SUN NIGHT
 
SW WINDS 10 TO 15 KT WITH GUSTS UP TO 25 KT. SEAS  
2 TO 3 FT. WAVE DETAIL: S 2 FT AT 4 SECONDS AND NE 1 FOOT AT  
5 SECONDS. SHOWERS LIKELY.    
MON
 
SW WINDS 10 TO 15 KT. SEAS 2 TO 3 FT. WAVE DETAIL: SW 2 FT  
AT 3 SECONDS AND SE 1 FOOT AT 5 SECONDS. A CHANCE OF SHOWERS IN  
THE MORNING. SHOWERS LIKELY IN THE AFTERNOON.    
MON NIGHT
 
W WINDS AROUND 10 KT. SEAS AROUND 2 FT. A CHANCE OF  
SHOWERS IN THE EVENING.    
TUE THROUGH WED
 
S WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT.  
SEAS AROUND 2 FT.    
WED NIGHT
 
SW WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT. SEAS  
2 TO 3 FT. A CHANCE OF SHOWERS.  
 
WINDS AND SEAS HIGHER IN AND NEAR TSTMS.  
 
SEAS ARE REPORTED AS SIGNIFICANT WAVE HEIGHT, WHICH IS THE  
AVERAGE OF THE HIGHEST THIRD OF THE WAVES. INDIVIDUAL WAVE  
HEIGHTS MAY BE MORE THAN TWICE THE SIGNIFICANT WAVE HEIGHT.  
 

 
 
ANZ231-221200-  
CAPE COD BAY-  
704 PM EDT FRI JUN 21 2024  
   
TONIGHT
 
NE WINDS AROUND 5 KT, BECOMING S AFTER MIDNIGHT. SEAS  
AROUND 2 FT. WAVE DETAIL: NE 1 FOOT AT 2 SECONDS AND SE 1 FOOT AT  
8 SECONDS. A CHANCE OF SHOWERS THIS EVENING WITH VSBY 1 TO 3 NM.    
SAT
 
S WINDS AROUND 5 KT, BECOMING SW IN THE AFTERNOON. SEAS  
AROUND 2 FT. WAVE DETAIL: SW 1 FOOT AT 2 SECONDS AND N 1 FOOT AT  
3 SECONDS. PATCHY FOG. A CHANCE OF SHOWERS AND TSTMS IN THE  
AFTERNOON. SOME TSTMS MAY PRODUCE GUSTY WINDS, FREQUENT  
LIGHTNING, AND HEAVY RAINFALL IN THE AFTERNOON. VSBY 1 NM OR  
LESS, INCREASING TO 1 TO 3 NM IN THE AFTERNOON.    
SAT NIGHT
 
SW WINDS 5 TO 10 KT. SEAS AROUND 2 FT. WAVE DETAIL:  
SW 1 FOOT AT 2 SECONDS AND NE 1 FOOT AT 3 SECONDS. PATCHY FOG. A  
CHANCE OF SHOWERS AND TSTMS IN THE EVENING. SOME TSTMS MAY  
PRODUCE GUSTY WINDS, FREQUENT LIGHTNING, AND HEAVY RAINFALL IN  
THE EVENING. VSBY 1 TO 3 NM.    
SUN
 
SW WINDS 10 TO 15 KT, INCREASING TO 15 TO 20 KT IN THE  
AFTERNOON. GUSTS UP TO 25 KT. SEAS 2 TO 4 FT. WAVE DETAIL: SW  
2 FT AT 3 SECONDS AND S 2 FT AT 8 SECONDS. A CHANCE OF SHOWERS.  
PATCHY FOG IN THE MORNING WITH VSBY 1 TO 3 NM.    
SUN NIGHT
 
SW WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT. SEAS  
3 TO 4 FT. WAVE DETAIL: SW 2 FT AT 4 SECONDS AND S 2 FT AT  
8 SECONDS. SHOWERS LIKELY.    
MON
 
SW WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT. SEAS 2 TO  
3 FT. WAVE DETAIL: SW 2 FT AT 3 SECONDS AND S 2 FT AT 8 SECONDS.  
SHOWERS LIKELY.    
MON NIGHT
 
W WINDS 10 TO 15 KT. SEAS 2 TO 3 FT. A CHANCE OF  
SHOWERS IN THE EVENING.    
TUE THROUGH WED
 
SW WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT.  
SEAS AROUND 2 FT.    
WED NIGHT
 
SW WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT. SEAS  
AROUND 2 FT. A CHANCE OF SHOWERS.  
 
WINDS AND SEAS HIGHER IN AND NEAR TSTMS.  
 
SEAS ARE REPORTED AS SIGNIFICANT WAVE HEIGHT, WHICH IS THE  
AVERAGE OF THE HIGHEST THIRD OF THE WAVES. INDIVIDUAL WAVE  
HEIGHTS MAY BE MORE THAN TWICE THE SIGNIFICANT WAVE HEIGHT.  
 

 
 
ANZ254-221200-  
COASTAL WATERS FROM PROVINCETOWN MA TO CHATHAM MA TO NANTUCKET MA  
OUT 20 NM-  
704 PM EDT FRI JUN 21 2024  
   
TONIGHT
 
E WINDS AROUND 5 KT, BECOMING S AFTER MIDNIGHT. SEAS  
AROUND 2 FT. WAVE DETAIL: SE 2 FT AT 8 SECONDS AND W 1 FOOT AT  
4 SECONDS. A SLIGHT CHANCE OF SHOWERS THIS EVENING WITH VSBY 1 NM  
OR LESS.    
SAT
 
SW WINDS 5 TO 10 KT. GUSTS UP TO 20 KT IN THE AFTERNOON.  
SEAS AROUND 2 FT. WAVE DETAIL: SW 2 FT AT 4 SECONDS AND SE 2 FT  
AT 8 SECONDS. PATCHY FOG. A CHANCE OF SHOWERS AND TSTMS IN THE  
AFTERNOON. SOME TSTMS MAY PRODUCE GUSTY WINDS, FREQUENT  
LIGHTNING, AND HEAVY RAINFALL IN THE AFTERNOON. VSBY 1 NM OR  
LESS, INCREASING TO 1 TO 3 NM IN THE AFTERNOON.    
SAT NIGHT
 
SW WINDS 5 TO 10 KT. GUSTS UP TO 20 KT AFTER  
MIDNIGHT. SEAS 2 TO 3 FT. WAVE DETAIL: SW 2 FT AT 5 SECONDS AND  
SE 2 FT AT 8 SECONDS. PATCHY FOG. A CHANCE OF SHOWERS AND TSTMS  
IN THE EVENING. SOME TSTMS MAY PRODUCE GUSTY WINDS, FREQUENT  
LIGHTNING, AND HEAVY RAINFALL IN THE EVENING. VSBY 1 TO 3 NM,  
DECREASING TO 1 NM OR LESS AFTER MIDNIGHT.    
SUN
 
SW WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT. SEAS 4 TO  
6 FT. WAVE DETAIL: S 5 FT AT 8 SECONDS AND SW 3 FT AT 4 SECONDS.  
PATCHY FOG IN THE MORNING WITH VSBY 1 NM OR LESS.    
SUN NIGHT
 
SW WINDS 20 TO 25 KT, DIMINISHING TO 15 TO 20 KT  
AFTER MIDNIGHT. GUSTS UP TO 30 KT. SEAS 5 TO 7 FT. WAVE DETAIL: S  
6 FT AT 7 SECONDS AND W 2 FT AT 4 SECONDS. A CHANCE OF SHOWERS IN  
THE EVENING, THEN SHOWERS AFTER MIDNIGHT.    
MON
 
SW WINDS 15 TO 20 KT, DIMINISHING TO 10 TO 15 KT IN THE  
AFTERNOON. GUSTS UP TO 25 KT. SEAS 4 TO 6 FT. WAVE DETAIL: S 6 FT  
AT 9 SECONDS AND W 1 FOOT AT 4 SECONDS. SHOWERS LIKELY.    
MON NIGHT
 
W WINDS 10 TO 15 KT. GUSTS UP TO 20 KT IN THE  
EVENING. SEAS 4 TO 6 FT. A CHANCE OF SHOWERS.    
TUE
 
W WINDS 5 TO 10 KT. SEAS 3 TO 5 FT.    
TUE NIGHT AND WED
 
SW WINDS 5 TO 10 KT, INCREASING TO 10 TO  
15 KT WITH GUSTS UP TO 20 KT. SEAS 2 TO 4 FT.    
WED NIGHT
 
SW WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT. SEAS  
3 TO 4 FT. A CHANCE OF SHOWERS.  
 
WINDS AND SEAS HIGHER IN AND NEAR TSTMS.  
 
SEAS ARE REPORTED AS SIGNIFICANT WAVE HEIGHT, WHICH IS THE  
AVERAGE OF THE HIGHEST THIRD OF THE WAVES. INDIVIDUAL WAVE  
HEIGHTS MAY BE MORE THAN TWICE THE SIGNIFICANT WAVE HEIGHT.  
 

 
 
ANZ255-221200-  
COASTAL WATERS EXTENDING OUT TO 25 NM SOUTH OF MARTHAS VINEYARD  
AND NANTUCKET-  
704 PM EDT FRI JUN 21 2024  
   
TONIGHT
 
SW WINDS AROUND 5 KT, INCREASING TO 5 TO 10 KT AFTER  
MIDNIGHT. SEAS AROUND 2 FT. WAVE DETAIL: SW 2 FT AT 5 SECONDS AND  
SE 2 FT AT 8 SECONDS.    
SAT
 
SW WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT. SEAS 2 TO  
3 FT. WAVE DETAIL: S 3 FT AT 7 SECONDS. PATCHY FOG. VSBY 1 TO  
3 NM.    
SAT NIGHT
 
SW WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT. SEAS  
2 TO 4 FT. WAVE DETAIL: S 4 FT AT 7 SECONDS. PATCHY FOG. VSBY  
1 TO 3 NM, DECREASING TO 1 NM OR LESS AFTER MIDNIGHT.    
SUN
 
SW WINDS 15 TO 20 KT, INCREASING TO 20 TO 25 KT IN THE  
AFTERNOON. GUSTS UP TO 30 KT. SEAS 3 TO 5 FT, BUILDING TO 5 TO  
7 FT IN THE AFTERNOON. WAVE DETAIL: SW 5 FT AT 7 SECONDS AND SW  
1 FOOT AT 3 SECONDS, BECOMING SW 7 FT AT 7 SECONDS AND SW 1 FOOT  
AT 4 SECONDS. PATCHY FOG IN THE MORNING WITH VSBY 1 NM OR LESS.    
SUN NIGHT
 
SW WINDS 20 TO 25 KT WITH GUSTS UP TO 30 KT. SEAS  
6 TO 8 FT. WAVE DETAIL: SW 8 FT AT 7 SECONDS AND SW 1 FOOT AT  
4 SECONDS. A CHANCE OF SHOWERS IN THE EVENING, THEN SHOWERS AFTER  
MIDNIGHT.    
MON
 
SW WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT. SEAS 5 TO  
7 FT. WAVE DETAIL: SW 7 FT AT 9 SECONDS AND SW 1 FOOT AT  
4 SECONDS. SHOWERS.   
MON NIGHT
 
W WINDS 10 TO 15 KT. GUSTS UP TO 20 KT IN THE  
EVENING. SEAS 5 TO 7 FT. A CHANCE OF SHOWERS.    
TUE
 
W WINDS 10 TO 15 KT. SEAS 4 TO 6 FT.    
TUE NIGHT AND WED
 
SW WINDS 10 TO 15 KT. GUSTS UP TO 20 KT.  
SEAS 3 TO 4 FT.    
WED NIGHT
 
SW WINDS 15 TO 20 KT. SEAS 3 TO 4 FT. A CHANCE OF  
SHOWERS.  
 
SEAS ARE REPORTED AS SIGNIFICANT WAVE HEIGHT, WHICH IS THE  
AVERAGE OF THE HIGHEST THIRD OF THE WAVES. INDIVIDUAL WAVE  
HEIGHTS MAY BE MORE THAN TWICE THE SIGNIFICANT WAVE HEIGHT.  
 

 
 
ANZ256-221200-  
COASTAL WATERS FROM MONTAUK NY TO MARTHAS VINEYARD EXTENDING OUT  
TO 20 NM SOUTH OF BLOCK ISLAND-  
704 PM EDT FRI JUN 21 2024  
   
TONIGHT
 
SW WINDS 5 TO 10 KT. SEAS 2 TO 3 FT. WAVE DETAIL: SW  
2 FT AT 5 SECONDS AND SE 2 FT AT 8 SECONDS. A SLIGHT CHANCE OF  
SHOWERS THIS EVENING WITH VSBY 1 TO 3 NM.    
SAT
 
SW WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT. SEAS 2 TO  
3 FT. WAVE DETAIL: SW 3 FT AT 5 SECONDS AND SE 2 FT AT 8 SECONDS.  
PATCHY FOG. VSBY 1 TO 3 NM IN THE AFTERNOON.    
SAT NIGHT
 
SW WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT. SEAS  
3 TO 5 FT. WAVE DETAIL: SW 4 FT AT 7 SECONDS. PATCHY FOG. A  
CHANCE OF TSTMS IN THE EVENING. SOME TSTMS MAY PRODUCE GUSTY  
WINDS, FREQUENT LIGHTNING, AND HEAVY RAINFALL IN THE EVENING.  
VSBY 1 NM OR LESS.    
SUN
 
SW WINDS 15 TO 20 KT, INCREASING TO 20 TO 25 KT IN THE  
AFTERNOON. GUSTS UP TO 30 KT. SEAS 5 TO 7 FT. WAVE DETAIL: S 7 FT  
AT 7 SECONDS. PATCHY FOG IN THE MORNING WITH VSBY 1 NM OR LESS.    
SUN NIGHT
 
SW WINDS 20 TO 25 KT WITH GUSTS UP TO 30 KT. SEAS  
6 TO 8 FT. WAVE DETAIL: S 8 FT AT 8 SECONDS AND SW 1 FOOT AT  
3 SECONDS. SHOWERS. A CHANCE OF TSTMS AFTER MIDNIGHT.    
MON
 
SW WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT. SEAS 6 TO  
8 FT. WAVE DETAIL: S 8 FT AT 9 SECONDS. SHOWERS LIKELY.    
MON NIGHT
 
W WINDS 10 TO 15 KT. GUSTS UP TO 20 KT IN THE  
EVENING. SEAS 5 TO 6 FT. A CHANCE OF SHOWERS IN THE EVENING.    
TUE THROUGH WED
 
SW WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT.  
SEAS 3 TO 5 FT.    
WED NIGHT
 
SW WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT. SEAS  
4 TO 5 FT. A CHANCE OF SHOWERS.  
 
WINDS AND SEAS HIGHER IN AND NEAR TSTMS.  
 
SEAS ARE REPORTED AS SIGNIFICANT WAVE HEIGHT, WHICH IS THE  
AVERAGE OF THE HIGHEST THIRD OF THE WAVES. INDIVIDUAL WAVE  
HEIGHTS MAY BE MORE THAN TWICE THE SIGNIFICANT WAVE HEIGHT.  
 

 
 
ANZ232-221200-  
NANTUCKET SOUND-  
704 PM EDT FRI JUN 21 2024  
   
TONIGHT
 
E WINDS AROUND 5 KT, BECOMING SW AFTER MIDNIGHT. SEAS  
AROUND 2 FT. WAVE DETAIL: SW 1 FOOT AT 5 SECONDS AND SE 1 FOOT AT  
8 SECONDS. A CHANCE OF SHOWERS THIS EVENING WITH VSBY 1 NM OR  
LESS.    
SAT
 
SW WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT. SEAS AROUND  
2 FT. WAVE DETAIL: SW 1 FOOT AT 4 SECONDS AND SE 1 FOOT AT  
8 SECONDS. PATCHY FOG. A CHANCE OF SHOWERS AND TSTMS IN THE  
AFTERNOON. SOME TSTMS MAY PRODUCE GUSTY WINDS, FREQUENT  
LIGHTNING, AND HEAVY RAINFALL IN THE AFTERNOON. VSBY 1 TO 3 NM IN  
THE MORNING.    
SAT NIGHT
 
SW WINDS AROUND 10 KT WITH GUSTS UP TO 20 KT. SEAS  
AROUND 2 FT. WAVE DETAIL: SW 1 FOOT AT 3 SECONDS AND NE 1 FOOT AT  
3 SECONDS. PATCHY FOG. A CHANCE OF SHOWERS AND TSTMS IN THE  
EVENING. SOME TSTMS MAY PRODUCE GUSTY WINDS, FREQUENT LIGHTNING,  
AND HEAVY RAINFALL IN THE EVENING. VSBY 1 TO 3 NM.    
SUN
 
SW WINDS 15 TO 20 KT, INCREASING TO 20 TO 25 KT IN THE  
AFTERNOON. SEAS 3 TO 5 FT. WAVE DETAIL: SW 3 FT AT 4 SECONDS AND  
S 3 FT AT 7 SECONDS. PATCHY FOG IN THE MORNING WITH VSBY 1 TO  
3 NM.    
SUN NIGHT
 
SW WINDS 20 TO 25 KT WITH GUSTS UP TO 30 KT. SEAS  
4 TO 5 FT. WAVE DETAIL: SW 4 FT AT 4 SECONDS AND S 4 FT AT  
7 SECONDS. SHOWERS LIKELY.    
MON
 
SW WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT. SEAS 3 TO  
5 FT. WAVE DETAIL: SW 3 FT AT 4 SECONDS AND SW 2 FT AT 8 SECONDS.  
SHOWERS LIKELY.    
MON NIGHT
 
W WINDS 10 TO 15 KT. GUSTS UP TO 20 KT IN THE  
EVENING. SEAS 2 TO 4 FT. A CHANCE OF SHOWERS IN THE EVENING.    
TUE THROUGH WED
 
SW WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT.  
SEAS 2 TO 3 FT.    
WED NIGHT
 
SW WINDS AROUND 15 KT WITH GUSTS UP TO 20 KT. SEAS  
2 TO 3 FT. A CHANCE OF SHOWERS.  
 
WINDS AND SEAS HIGHER IN AND NEAR TSTMS.  
 
SEAS ARE REPORTED AS SIGNIFICANT WAVE HEIGHT, WHICH IS THE  
AVERAGE OF THE HIGHEST THIRD OF THE WAVES. INDIVIDUAL WAVE  
HEIGHTS MAY BE MORE THAN TWICE THE SIGNIFICANT WAVE HEIGHT.  
 

 
 
ANZ233-221200-  
VINEYARD SOUND-  
704 PM EDT FRI JUN 21 2024  
   
TONIGHT
 
SE WINDS AROUND 5 KT, BECOMING SW AFTER MIDNIGHT. SEAS  
AROUND 2 FT. WAVE DETAIL: SW 1 FOOT AT 5 SECONDS AND SE 1 FOOT AT  
8 SECONDS. A CHANCE OF SHOWERS THIS EVENING WITH VSBY 1 TO 3 NM.    
SAT
 
SW WINDS 5 TO 10 KT. SEAS AROUND 2 FT. WAVE DETAIL: S 2 FT  
AT 6 SECONDS. PATCHY FOG IN THE MORNING. A CHANCE OF SHOWERS AND  
TSTMS IN THE AFTERNOON. SOME TSTMS MAY PRODUCE GUSTY WINDS,  
FREQUENT LIGHTNING, AND HEAVY RAINFALL IN THE AFTERNOON. VSBY  
1 TO 3 NM IN THE MORNING.    
SAT NIGHT
 
SW WINDS 5 TO 10 KT. SEAS AROUND 2 FT. WAVE DETAIL:  
SW 2 FT AT 6 SECONDS. PATCHY FOG. A CHANCE OF SHOWERS AND TSTMS  
IN THE EVENING. SOME TSTMS MAY PRODUCE GUSTY WINDS, FREQUENT  
LIGHTNING, AND HEAVY RAINFALL IN THE EVENING. VSBY 1 TO 3 NM,  
DECREASING TO 1 NM OR LESS AFTER MIDNIGHT.    
SUN
 
SW WINDS 15 TO 20 KT WITH GUSTS UP TO 30 KT. SEAS 3 TO  
5 FT. WAVE DETAIL: SW 5 FT AT 7 SECONDS AND SW 2 FT AT 4 SECONDS.  
PATCHY FOG IN THE MORNING WITH VSBY 1 TO 3 NM.    
SUN NIGHT
 
SW WINDS 20 TO 25 KT WITH GUSTS UP TO 30 KT. SEAS  
4 TO 6 FT. WAVE DETAIL: SW 5 FT AT 7 SECONDS AND SW 2 FT AT  
4 SECONDS. SHOWERS LIKELY.    
MON
 
SW WINDS 15 TO 20 KT. SEAS 4 TO 5 FT. WAVE DETAIL: SW 5 FT  
AT 8 SECONDS AND SW 2 FT AT 4 SECONDS. SHOWERS LIKELY.    
MON NIGHT
 
W WINDS 10 TO 15 KT. GUSTS UP TO 20 KT IN THE  
EVENING. SEAS 3 TO 5 FT. A CHANCE OF SHOWERS IN THE EVENING.    
TUE THROUGH WED
 
SW WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT.  
SEAS 2 TO 4 FT.    
WED NIGHT
 
SW WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT. SEAS  
2 TO 3 FT. A CHANCE OF SHOWERS.  
 
WINDS AND SEAS HIGHER IN AND NEAR TSTMS.  
 
SEAS ARE REPORTED AS SIGNIFICANT WAVE HEIGHT, WHICH IS THE  
AVERAGE OF THE HIGHEST THIRD OF THE WAVES. INDIVIDUAL WAVE  
HEIGHTS MAY BE MORE THAN TWICE THE SIGNIFICANT WAVE HEIGHT.  
 

 
 
ANZ234-221200-  
BUZZARDS BAY-  
704 PM EDT FRI JUN 21 2024  
   
TONIGHT
 
E WINDS AROUND 5 KT, BECOMING SW AFTER MIDNIGHT. SEAS  
AROUND 2 FT. WAVE DETAIL: SW 1 FOOT AT 5 SECONDS AND SE 1 FOOT AT  
8 SECONDS. A CHANCE OF SHOWERS WITH ISOLATED TSTMS THIS EVENING  
WITH VSBY 1 TO 3 NM.    
SAT
 
SW WINDS 5 TO 10 KT. GUSTS UP TO 20 KT IN THE AFTERNOON.  
SEAS AROUND 2 FT. WAVE DETAIL: SW 2 FT AT 5 SECONDS AND SE 1 FOOT  
AT 8 SECONDS. PATCHY FOG IN THE MORNING. A CHANCE OF SHOWERS AND  
TSTMS IN THE AFTERNOON. SOME TSTMS MAY PRODUCE GUSTY WINDS,  
FREQUENT LIGHTNING, AND HEAVY RAINFALL IN THE AFTERNOON. VSBY  
1 TO 3 NM IN THE MORNING.    
SAT NIGHT
 
SW WINDS 5 TO 10 KT. SEAS AROUND 2 FT. WAVE DETAIL:  
S 2 FT AT 6 SECONDS. PATCHY FOG. A CHANCE OF SHOWERS AND TSTMS IN  
THE EVENING. SOME TSTMS MAY PRODUCE GUSTY WINDS, FREQUENT  
LIGHTNING, AND HEAVY RAINFALL IN THE EVENING. VSBY 1 TO 3 NM.    
SUN
 
SW WINDS 15 TO 20 KT WITH GUSTS UP TO 30 KT. SEAS 2 TO  
4 FT. WAVE DETAIL: SW 4 FT AT 7 SECONDS AND SW 3 FT AT 4 SECONDS.  
PATCHY FOG IN THE MORNING. A CHANCE OF SHOWERS IN THE AFTERNOON.  
VSBY 1 TO 3 NM IN THE MORNING.    
SUN NIGHT
 
SW WINDS 20 TO 25 KT, DIMINISHING TO 15 TO 20 KT  
AFTER MIDNIGHT. SEAS 4 TO 5 FT. WAVE DETAIL: SW 5 FT AT 7 SECONDS  
AND SW 3 FT AT 4 SECONDS. SHOWERS LIKELY.    
MON
 
SW WINDS AROUND 15 KT WITH GUSTS UP TO 20 KT. SEAS 3 TO  
4 FT. WAVE DETAIL: SW 4 FT AT 8 SECONDS AND SW 2 FT AT 4 SECONDS.  
SHOWERS LIKELY.    
MON NIGHT
 
W WINDS 10 TO 15 KT. GUSTS UP TO 20 KT IN THE  
EVENING. SEAS 2 TO 4 FT. A CHANCE OF SHOWERS IN THE EVENING.    
TUE THROUGH WED
 
SW WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT.  
SEAS 2 TO 3 FT.    
WED NIGHT
 
SW WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT. SEAS  
2 TO 3 FT. A CHANCE OF SHOWERS.  
 
WINDS AND SEAS HIGHER IN AND NEAR TSTMS.  
 
SEAS ARE REPORTED AS SIGNIFICANT WAVE HEIGHT, WHICH IS THE  
AVERAGE OF THE HIGHEST THIRD OF THE WAVES. INDIVIDUAL WAVE  
HEIGHTS MAY BE MORE THAN TWICE THE SIGNIFICANT WAVE HEIGHT.  
 

 
 
ANZ235-221200-  
RHODE ISLAND SOUND-  
704 PM EDT FRI JUN 21 2024  
   
TONIGHT
 
S WINDS AROUND 5 KT, BECOMING SW AFTER MIDNIGHT. SEAS  
AROUND 2 FT. WAVE DETAIL: SW 2 FT AT 5 SECONDS AND S 2 FT AT  
8 SECONDS. A CHANCE OF SHOWERS WITH ISOLATED TSTMS THIS EVENING  
WITH VSBY 1 TO 3 NM.    
SAT
 
SW WINDS 5 TO 10 KT. GUSTS UP TO 20 KT IN THE AFTERNOON.  
SEAS 2 TO 3 FT. WAVE DETAIL: S 2 FT AT 6 SECONDS. PATCHY FOG.  
VSBY 1 TO 3 NM.    
SAT NIGHT
 
SW WINDS AROUND 10 KT. GUSTS UP TO 20 KT AFTER  
MIDNIGHT. SEAS 2 TO 3 FT. WAVE DETAIL: S 3 FT AT 7 SECONDS.  
PATCHY FOG. A CHANCE OF SHOWERS AND TSTMS IN THE EVENING. SOME  
TSTMS MAY PRODUCE GUSTY WINDS, FREQUENT LIGHTNING, AND HEAVY  
RAINFALL IN THE EVENING. VSBY 1 NM OR LESS.    
SUN
 
SW WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT. SEAS 4 TO  
6 FT. WAVE DETAIL: S 6 FT AT 7 SECONDS AND SW 2 FT AT 4 SECONDS.  
PATCHY FOG IN THE MORNING WITH VSBY 1 TO 3 NM.    
SUN NIGHT
 
SW WINDS 20 TO 25 KT WITH GUSTS UP TO 30 KT. SEAS  
5 TO 7 FT. WAVE DETAIL: S 7 FT AT 7 SECONDS AND SW 1 FOOT AT  
4 SECONDS. SHOWERS LIKELY.    
MON
 
SW WINDS 15 TO 20 KT. SEAS 5 TO 6 FT. WAVE DETAIL: S 6 FT  
AT 9 SECONDS AND SW 1 FOOT AT 3 SECONDS. SHOWERS LIKELY.    
MON NIGHT
 
W WINDS 10 TO 15 KT. GUSTS UP TO 20 KT IN THE  
EVENING. SEAS 4 TO 5 FT. A CHANCE OF SHOWERS IN THE EVENING.    
TUE THROUGH WED
 
SW WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT.  
SEAS 2 TO 4 FT.    
WED NIGHT
 
SW WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT. SEAS  
3 TO 4 FT. A CHANCE OF SHOWERS.  
 
WINDS AND SEAS HIGHER IN AND NEAR TSTMS.  
 
SEAS ARE REPORTED AS SIGNIFICANT WAVE HEIGHT, WHICH IS THE  
AVERAGE OF THE HIGHEST THIRD OF THE WAVES. INDIVIDUAL WAVE  
HEIGHTS MAY BE MORE THAN TWICE THE SIGNIFICANT WAVE HEIGHT.  
 

 
 
ANZ237-221200-  
BLOCK ISLAND SOUND-  
704 PM EDT FRI JUN 21 2024  
   
TONIGHT
 
S WINDS 5 TO 10 KT, BECOMING SW AFTER MIDNIGHT. SEAS  
AROUND 2 FT. WAVE DETAIL: SW 2 FT AT 5 SECONDS AND SE 2 FT AT  
8 SECONDS. A CHANCE OF SHOWERS WITH ISOLATED TSTMS THIS EVENING  
WITH VSBY 1 TO 3 NM.    
SAT
 
SW WINDS 5 TO 10 KT. GUSTS UP TO 20 KT IN THE AFTERNOON.  
SEAS 2 TO 3 FT. WAVE DETAIL: SW 2 FT AT 5 SECONDS AND SE 2 FT AT  
8 SECONDS. PATCHY FOG IN THE MORNING. A CHANCE OF SHOWERS AND  
TSTMS IN THE AFTERNOON. SOME TSTMS MAY PRODUCE GUSTY WINDS,  
FREQUENT LIGHTNING, AND HEAVY RAINFALL IN THE AFTERNOON. VSBY  
1 TO 3 NM.    
SAT NIGHT
 
SW WINDS 5 TO 10 KT WITH GUSTS UP TO 20 KT. SEAS  
2 TO 3 FT. WAVE DETAIL: S 3 FT AT 6 SECONDS. PATCHY FOG. A CHANCE  
OF SHOWERS AND TSTMS IN THE EVENING. SOME TSTMS MAY PRODUCE GUSTY  
WINDS, FREQUENT LIGHTNING, AND HEAVY RAINFALL IN THE EVENING.  
VSBY 1 NM OR LESS.    
SUN
 
SW WINDS 10 TO 15 KT, INCREASING TO 15 TO 20 KT IN THE  
AFTERNOON. GUSTS UP TO 25 KT. SEAS 3 TO 4 FT, BUILDING TO 4 TO  
6 FT IN THE AFTERNOON. WAVE DETAIL: S 4 FT AT 7 SECONDS AND SW  
1 FOOT AT 3 SECONDS, BECOMING S 5 FT AT 7 SECONDS AND SW 2 FT AT  
4 SECONDS. PATCHY FOG IN THE MORNING. A CHANCE OF SHOWERS IN THE  
AFTERNOON. VSBY 1 NM OR LESS IN THE MORNING.    
SUN NIGHT
 
SW WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT. SEAS  
5 TO 6 FT. WAVE DETAIL: S 5 FT AT 8 SECONDS AND W 2 FT AT  
4 SECONDS. SHOWERS LIKELY.    
MON
 
SW WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT. SEAS 4 TO  
6 FT. WAVE DETAIL: S 6 FT AT 9 SECONDS AND W 1 FOOT AT 4 SECONDS.  
SHOWERS LIKELY.    
MON NIGHT
 
W WINDS 10 TO 15 KT. GUSTS UP TO 20 KT IN THE  
EVENING. SEAS 3 TO 5 FT. A CHANCE OF SHOWERS IN THE EVENING.    
TUE THROUGH WED
 
SW WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT.  
SEAS 2 TO 4 FT.    
WED NIGHT
 
SW WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT. SEAS  
3 TO 4 FT. A CHANCE OF SHOWERS.  
 
WINDS AND SEAS HIGHER IN AND NEAR TSTMS.  
 
SEAS ARE REPORTED AS SIGNIFICANT WAVE HEIGHT, WHICH IS THE  
AVERAGE OF THE HIGHEST THIRD OF THE WAVES. INDIVIDUAL WAVE  
HEIGHTS MAY BE MORE THAN TWICE THE SIGNIFICANT WAVE HEIGHT.  
 

 
 
ANZ230-221200-  
BOSTON HARBOR-  
704 PM EDT FRI JUN 21 2024  
   
TONIGHT
 
E WINDS AROUND 5 KT. WAVES 1 FOOT OR LESS. SHOWERS  
WITH A SLIGHT CHANCE OF TSTMS THIS EVENING.    
SAT
 
SE WINDS AROUND 5 KT, BECOMING E IN THE AFTERNOON. WAVES  
1 FOOT OR LESS. PATCHY FOG IN THE MORNING. SHOWERS AND TSTMS  
LIKELY IN THE AFTERNOON. SOME TSTMS MAY PRODUCE GUSTY WINDS,  
FREQUENT LIGHTNING, AND HEAVY RAINFALL IN THE AFTERNOON. VSBY  
1 TO 3 NM IN THE MORNING.    
SAT NIGHT
 
NE WINDS AROUND 5 KT, BECOMING SW AFTER MIDNIGHT.  
WAVES 1 FOOT OR LESS. A CHANCE OF SHOWERS AND TSTMS IN THE  
EVENING. SOME TSTMS MAY PRODUCE GUSTY WINDS, FREQUENT LIGHTNING,  
AND HEAVY RAINFALL IN THE EVENING. VSBY 1 TO 3 NM.    
SUN
 
S WINDS 5 TO 10 KT, INCREASING TO 10 TO 15 KT WITH GUSTS  
UP TO 20 KT IN THE AFTERNOON. WAVES 1 FOOT OR LESS, THEN AROUND  
2 FT IN THE AFTERNOON. A CHANCE OF SHOWERS IN THE MORNING, THEN  
SHOWERS LIKELY IN THE AFTERNOON.    
SUN NIGHT
 
SW WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT. WAVES  
AROUND 2 FT. SHOWERS LIKELY.    
MON
 
W WINDS 10 TO 15 KT. WAVES 1 FOOT OR LESS. A CHANCE OF  
SHOWERS IN THE MORNING. SHOWERS LIKELY IN THE AFTERNOON.    
MON NIGHT
 
NW WINDS AROUND 10 KT. WAVES 1 FOOT OR LESS. A  
CHANCE OF SHOWERS IN THE EVENING.    
TUE THROUGH WED
 
SW WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT.  
WAVES AROUND 2 FT.    
WED NIGHT
 
SW WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT. WAVES  
AROUND 2 FT. A CHANCE OF SHOWERS.  
 
WINDS AND WAVES HIGHER IN AND NEAR TSTMS.  
 
SEAS ARE REPORTED AS SIGNIFICANT WAVE HEIGHT, WHICH IS THE  
AVERAGE OF THE HIGHEST THIRD OF THE WAVES. INDIVIDUAL WAVE  
HEIGHTS MAY BE MORE THAN TWICE THE SIGNIFICANT WAVE HEIGHT.  
 

 
 
ANZ236-221200-  
NARRAGANSETT BAY-  
704 PM EDT FRI JUN 21 2024  
   
TONIGHT
 
SE WINDS AROUND 5 KT, BECOMING S AFTER MIDNIGHT. WAVES  
AROUND 2 FT. SHOWERS LIKELY WITH ISOLATED TSTMS THIS EVENING WITH  
VSBY 1 TO 3 NM.    
SAT
 
SW WINDS 5 TO 10 KT. WAVES AROUND 2 FT. PATCHY FOG IN THE  
MORNING. A CHANCE OF SHOWERS AND TSTMS IN THE AFTERNOON. SOME  
TSTMS MAY PRODUCE GUSTY WINDS, FREQUENT LIGHTNING, AND HEAVY  
RAINFALL IN THE AFTERNOON. VSBY 1 TO 3 NM IN THE MORNING.    
SAT NIGHT
 
SW WINDS 5 TO 10 KT. WAVES AROUND 2 FT. PATCHY FOG.  
A CHANCE OF SHOWERS AND TSTMS IN THE EVENING. SOME TSTMS MAY  
PRODUCE GUSTY WINDS, FREQUENT LIGHTNING, AND HEAVY RAINFALL IN  
THE EVENING. VSBY 1 TO 3 NM.    
SUN
 
SW WINDS 10 TO 15 KT, INCREASING TO 15 TO 20 KT IN THE  
AFTERNOON. GUSTS UP TO 25 KT. WAVES 3 TO 5 FT. PATCHY FOG IN THE  
MORNING. A CHANCE OF SHOWERS IN THE AFTERNOON. VSBY 1 TO 3 NM IN  
THE MORNING.    
SUN NIGHT
 
SW WINDS 15 TO 20 KT, DIMINISHING TO 10 TO 15 KT  
AFTER MIDNIGHT. GUSTS UP TO 25 KT. WAVES 3 TO 5 FT. SHOWERS  
LIKELY.    
MON
 
SW WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT. WAVES 3 TO  
5 FT. SHOWERS LIKELY.    
MON NIGHT
 
W WINDS 5 TO 10 KT. WAVES 2 TO 4 FT. A CHANCE OF  
SHOWERS IN THE EVENING.    
TUE THROUGH WED
 
SW WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT.  
WAVES 2 TO 3 FT.    
WED NIGHT
 
SW WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT. WAVES  
2 TO 3 FT. A CHANCE OF SHOWERS.  
 
WINDS AND WAVES HIGHER IN AND NEAR TSTMS.  
 
SEAS ARE REPORTED AS SIGNIFICANT WAVE HEIGHT, WHICH IS THE  
AVERAGE OF THE HIGHEST THIRD OF THE WAVES. INDIVIDUAL WAVE  
HEIGHTS MAY BE MORE THAN TWICE THE SIGNIFICANT WAVE HEIGHT.  
 

 
 
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