520  
FZUS51 KBOX 151102  
CWFBOX  
 
COASTAL WATERS FORECAST FOR MASSACHUSETTS AND RHODE ISLAND  
NATIONAL WEATHER SERVICE BOSTON/NORTON MA  
702 AM EDT WED APR 15 2026  
 
COASTAL WATERS FROM THE MERRIMACK RIVER MA TO WATCH HILL RI OUT  
TO 25 NM  
 
ANZ200-160000-  
702 AM EDT WED APR 15 2026  
   
SYNOPSIS FOR MASSACHUSETTS AND RHODE ISLAND COASTAL WATERS  
 
A BACKDOOR COLD FRONT REMAINS OVER NORTHERN NEW ENGLAND  
TODAY, WHICH MAY FLIRT WITH MA WATERS NORTH OF CAPE COD TODAY AND/OR  
THU. A COLD FRONT LIKELY CROSSES WATERS SOMETIME FRI/FRI NIGHT  
FOLLOWED BY A STRONGER COLD FRONT SOMETIME SUN/SUN NIGHT. EARLY NEXT  
WEEK, HIGH PRES BUILDS FROM THE GREAT LAKES TO THE MID ATLANTIC.  
 
 
 
ANZ250-160000-  
COASTAL WATERS EAST OF IPSWICH BAY AND THE STELLWAGEN BANK  
NATIONAL MARINE SANCTUARY-  
702 AM EDT WED APR 15 2026  
   
TODAY  
NW WINDS 5 TO 10 KT, BECOMING E THIS AFTERNOON. SEAS  
2 TO 3 FT. PATCHY FOG. A SLIGHT CHANCE OF SHOWERS THIS AFTERNOON.  
VSBY 1 NM OR LESS.    
TONIGHT  
SE WINDS AROUND 10 KT, BECOMING NE AFTER MIDNIGHT.  
SEAS AROUND 2 FT. PATCHY FOG. A CHANCE OF SHOWERS. VSBY 1 NM OR  
LESS.    
THU  
E WINDS 5 TO 10 KT. SEAS AROUND 2 FT. A CHANCE OF SHOWERS.  
PATCHY FOG IN THE MORNING WITH VSBY 1 TO 3 NM.    
THU NIGHT  
SE WINDS AROUND 10 KT, BECOMING SW AFTER MIDNIGHT.  
SEAS AROUND 2 FT. A CHANCE OF SHOWERS. PATCHY FOG IN THE EVENING.   
FRI AND FRI NIGHT  
NE WINDS 5 TO 10 KT. SEAS AROUND 2 FT. A  
CHANCE OF SHOWERS.    
SAT AND SAT NIGHT  
NE WINDS 5 TO 10 KT, BECOMING SE. SEAS 2 TO  
3 FT.    
SUN  
S WINDS 15 TO 20 KT. SEAS 2 TO 3 FT. A CHANCE OF SHOWERS.    
SUN NIGHT  
W WINDS 20 TO 25 KT. SEAS 3 TO 5 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.  
 
 
 
ANZ251-160000-  
MASSACHUSETTS BAY AND IPSWICH BAY-  
702 AM EDT WED APR 15 2026  
   
TODAY  
NW WINDS 5 TO 10 KT, BECOMING E THIS AFTERNOON. SEAS  
AROUND 2 FT. PATCHY FOG. A SLIGHT CHANCE OF SHOWERS THIS  
AFTERNOON. VSBY 1 NM OR LESS.    
TONIGHT  
E WINDS 5 TO 10 KT, BECOMING NE AFTER MIDNIGHT. SEAS  
AROUND 2 FT IN THE EVENING, THEN 1 FOOT OR LESS. PATCHY FOG. A  
CHANCE OF SHOWERS. VSBY 1 NM OR LESS.    
THU  
NE WINDS 5 TO 10 KT. SEAS 1 FOOT OR LESS, THEN AROUND 2 FT  
IN THE AFTERNOON. A CHANCE OF SHOWERS. PATCHY FOG IN THE MORNING  
WITH VSBY 1 TO 3 NM.    
THU NIGHT  
SE WINDS 5 TO 10 KT, BECOMING SW AFTER MIDNIGHT.  
SEAS AROUND 2 FT. A CHANCE OF SHOWERS. PATCHY FOG IN THE EVENING.   
FRI  
W WINDS 5 TO 10 KT, BECOMING N IN THE AFTERNOON. SEAS  
AROUND 2 FT. A CHANCE OF SHOWERS IN THE MORNING, THEN SHOWERS  
LIKELY IN THE AFTERNOON.    
FRI NIGHT  
NE WINDS AROUND 10 KT. SEAS AROUND 2 FT. A CHANCE OF  
SHOWERS IN THE EVENING.    
SAT AND SAT NIGHT  
NE WINDS 5 TO 10 KT, BECOMING SE. SEAS  
AROUND 2 FT.    
SUN AND SUN NIGHT  
S WINDS 10 TO 15 KT, BECOMING W 15 TO 20 KT.  
GUSTS UP TO 25 KT. SEAS 2 TO 3 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.  
 
 
 
ANZ231-160000-  
CAPE COD BAY-  
702 AM EDT WED APR 15 2026  
   
TODAY  
W WINDS 5 TO 10 KT, BECOMING E THIS AFTERNOON. SEAS  
1 FOOT OR LESS. PATCHY FOG. VSBY 1 NM OR LESS.    
TONIGHT  
S WINDS 5 TO 10 KT, BECOMING W AFTER MIDNIGHT. SEAS  
1 FOOT OR LESS. PATCHY FOG. A CHANCE OF SHOWERS AND TSTMS. VSBY  
1 NM OR LESS.    
THU  
W WINDS 5 TO 10 KT, BECOMING SW IN THE AFTERNOON. SEAS  
1 FOOT OR LESS. PATCHY FOG IN THE MORNING. A CHANCE OF SHOWERS IN  
THE MORNING WITH VSBY 1 TO 3 NM.    
THU NIGHT  
SW WINDS 5 TO 10 KT. SEAS 1 FOOT OR LESS. A CHANCE  
OF SHOWERS.    
FRI  
SW WINDS AROUND 5 KT, BECOMING NW IN THE AFTERNOON. SEAS  
1 FOOT OR LESS. A CHANCE OF SHOWERS.    
FRI NIGHT  
NE WINDS 5 TO 10 KT. SEAS 1 FOOT OR LESS. A CHANCE  
OF SHOWERS IN THE EVENING.    
SAT AND SAT NIGHT  
NE WINDS 5 TO 10 KT, BECOMING SE. SEAS  
1 FOOT OR LESS.    
SUN AND SUN NIGHT  
S WINDS 10 TO 15 KT, BECOMING W 15 TO 20 KT.  
GUSTS UP TO 25 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.  
 
 
 
ANZ254-160000-  
COASTAL WATERS FROM PROVINCETOWN MA TO CHATHAM MA TO NANTUCKET MA  
OUT 20 NM-  
702 AM EDT WED APR 15 2026  
   
TODAY  
W WINDS 5 TO 10 KT, BECOMING SE THIS AFTERNOON. SEAS  
2 TO 4 FT. PATCHY FOG. VSBY 1 NM OR LESS.   
TONIGHT  
S WINDS 5 TO 10 KT, BECOMING SW AFTER MIDNIGHT. SEAS  
2 TO 3 FT. PATCHY FOG. A CHANCE OF SHOWERS. A CHANCE OF TSTMS IN  
THE EVENING. VSBY 1 NM OR LESS.    
THU  
SW WINDS 5 TO 10 KT, INCREASING TO 10 TO 15 KT IN THE  
AFTERNOON. SEAS 2 TO 3 FT. PATCHY FOG IN THE MORNING WITH VSBY  
1 TO 3 NM.    
THU NIGHT  
SW WINDS 10 TO 15 KT. SEAS 2 TO 4 FT.    
FRI  
W WINDS 5 TO 10 KT. SEAS 2 TO 4 FT. A CHANCE OF SHOWERS IN  
THE AFTERNOON.    
FRI NIGHT  
N WINDS 5 TO 10 KT. SEAS 2 TO 3 FT. A CHANCE OF  
SHOWERS IN THE EVENING.    
SAT AND SAT NIGHT  
NE WINDS 5 TO 10 KT, BECOMING SE. SEAS 2 TO  
3 FT.    
SUN  
S WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT. SEAS 2 TO  
4 FT. A CHANCE OF SHOWERS.    
SUN NIGHT  
W WINDS 20 TO 25 KT. SEAS 4 TO 6 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.  
 
 
 
ANZ255-160000-  
COASTAL WATERS EXTENDING OUT TO 25 NM SOUTH OF MARTHAS VINEYARD  
AND NANTUCKET-  
702 AM EDT WED APR 15 2026  
   
..SMALL CRAFT ADVISORY IN EFFECT UNTIL 8 AM EDT THIS MORNING  
 
   
TODAY  
SW WINDS 10 TO 15 KT, DIMINISHING TO 5 TO 10 KT THIS  
AFTERNOON. SEAS 3 TO 4 FT. PATCHY FOG THIS AFTERNOON WITH VSBY  
1 NM OR LESS.    
TONIGHT  
SW WINDS AROUND 10 KT. SEAS 3 TO 4 FT. PATCHY FOG. A  
CHANCE OF SHOWERS. A CHANCE OF TSTMS IN THE EVENING. VSBY 1 NM OR  
LESS.    
THU  
SW WINDS 10 TO 15 KT. SEAS 3 TO 4 FT. PATCHY FOG IN THE  
MORNING WITH VSBY 1 TO 3 NM.    
THU NIGHT  
SW WINDS 10 TO 15 KT. SEAS 3 TO 5 FT.    
FRI  
SW WINDS 10 TO 15 KT. SEAS 3 TO 4 FT.    
FRI NIGHT  
NW WINDS AROUND 10 KT, BECOMING NE AFTER MIDNIGHT.  
SEAS 3 TO 4 FT.    
SAT AND SAT NIGHT  
NE WINDS 5 TO 10 KT, BECOMING SE 10 TO  
15 KT. SEAS 2 TO 3 FT.    
SUN  
S WINDS 15 TO 20 KT. SEAS 3 TO 5 FT. A CHANCE OF SHOWERS.    
SUN NIGHT  
W WINDS 20 TO 25 KT WITH GUSTS UP TO 30 KT. SEAS  
5 TO 7 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.  
 
 
 
ANZ256-160000-  
COASTAL WATERS FROM MONTAUK NY TO MARTHAS VINEYARD EXTENDING OUT  
TO 20 NM SOUTH OF BLOCK ISLAND-  
702 AM EDT WED APR 15 2026  
   
..SMALL CRAFT ADVISORY IN EFFECT UNTIL 8 AM EDT THIS MORNING  
 
   
TODAY  
SW WINDS 5 TO 10 KT. SEAS 3 TO 4 FT. PATCHY FOG. VSBY  
1 TO 3 NM, DECREASING TO 1 NM OR LESS THIS AFTERNOON.    
TONIGHT  
SW WINDS 10 TO 15 KT. SEAS 3 TO 4 FT. PATCHY FOG. A  
CHANCE OF SHOWERS AND TSTMS. VSBY 1 NM OR LESS.    
THU  
SW WINDS 10 TO 15 KT. GUSTS UP TO 20 KT IN THE AFTERNOON.  
SEAS 3 TO 4 FT. PATCHY FOG IN THE MORNING WITH VSBY 1 TO 3 NM.    
THU NIGHT  
SW WINDS 10 TO 15 KT. GUSTS UP TO 20 KT IN THE  
EVENING. SEAS 4 TO 5 FT.    
FRI  
SW WINDS AROUND 10 KT. SEAS 3 TO 4 FT. A CHANCE OF SHOWERS  
IN THE AFTERNOON.    
FRI NIGHT  
NE WINDS AROUND 10 KT. SEAS 3 TO 4 FT. A CHANCE OF  
SHOWERS IN THE EVENING.    
SAT AND SAT NIGHT  
NE WINDS 5 TO 10 KT, BECOMING SE 10 TO  
15 KT. SEAS 2 TO 3 FT.    
SUN  
S WINDS 15 TO 20 KT. SEAS 2 TO 4 FT. A CHANCE OF SHOWERS.    
SUN NIGHT  
W WINDS 20 TO 25 KT WITH GUSTS UP TO 30 KT. SEAS  
4 TO 6 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.  
 
 
 
ANZ232-160000-  
NANTUCKET SOUND-  
702 AM EDT WED APR 15 2026  
   
TODAY  
W WINDS 5 TO 10 KT, BECOMING S THIS AFTERNOON. SEAS 2 TO  
3 FT. PATCHY FOG THIS AFTERNOON WITH VSBY 1 NM OR LESS.    
TONIGHT  
S WINDS 5 TO 10 KT, BECOMING SW AFTER MIDNIGHT. SEAS  
AROUND 2 FT. PATCHY FOG. A CHANCE OF SHOWERS. A CHANCE OF TSTMS  
IN THE EVENING. VSBY 1 NM OR LESS.    
THU  
SW WINDS 5 TO 10 KT, INCREASING TO 10 TO 15 KT IN THE  
AFTERNOON. SEAS AROUND 2 FT. PATCHY FOG IN THE MORNING WITH VSBY  
1 TO 3 NM.    
THU NIGHT  
SW WINDS 10 TO 15 KT. SEAS 2 TO 3 FT.    
FRI  
SW WINDS 5 TO 10 KT. SEAS AROUND 2 FT. A CHANCE OF SHOWERS  
IN THE AFTERNOON.    
FRI NIGHT  
N WINDS 5 TO 10 KT. SEAS AROUND 2 FT. A CHANCE OF  
SHOWERS IN THE EVENING.    
SAT AND SAT NIGHT  
NE WINDS 5 TO 10 KT, BECOMING SE. SEAS  
AROUND 2 FT.    
SUN AND SUN NIGHT  
S WINDS 10 TO 15 KT, BECOMING W 20 TO 25 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.  
 
 
 
ANZ233-160000-  
VINEYARD SOUND-  
702 AM EDT WED APR 15 2026  
   
TODAY  
SW WINDS 5 TO 10 KT, BECOMING S THIS AFTERNOON. SEAS  
2 TO 3 FT. PATCHY FOG THIS AFTERNOON WITH VSBY 1 TO 3 NM.    
TONIGHT  
SW WINDS 5 TO 10 KT. SEAS 2 TO 3 FT. PATCHY FOG. A  
CHANCE OF SHOWERS AND TSTMS. VSBY 1 NM OR LESS.    
THU  
S WINDS 5 TO 10 KT, BECOMING SW 10 TO 15 KT IN THE  
AFTERNOON. SEAS 2 TO 3 FT. PATCHY FOG IN THE MORNING WITH VSBY  
1 TO 3 NM.    
THU NIGHT  
SW WINDS 10 TO 15 KT. SEAS 2 TO 3 FT.    
FRI  
SW WINDS 5 TO 10 KT. SEAS 2 TO 3 FT. A CHANCE OF SHOWERS  
IN THE AFTERNOON.    
FRI NIGHT  
N WINDS 5 TO 10 KT. SEAS 2 TO 3 FT. A CHANCE OF  
SHOWERS IN THE EVENING.    
SAT AND SAT NIGHT  
NE WINDS 5 TO 10 KT, BECOMING SE. SEAS  
AROUND 2 FT.    
SUN AND SUN NIGHT  
S WINDS 10 TO 15 KT, BECOMING W 20 TO 25 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.  
 
 
 
ANZ234-160000-  
BUZZARDS BAY-  
702 AM EDT WED APR 15 2026  
   
TODAY  
SW WINDS 5 TO 10 KT, BECOMING S THIS AFTERNOON. SEAS  
AROUND 2 FT. PATCHY FOG THIS AFTERNOON WITH VSBY 1 TO 3 NM.    
TONIGHT  
SW WINDS 5 TO 10 KT. SEAS AROUND 2 FT. PATCHY FOG. A  
CHANCE OF SHOWERS AND TSTMS. VSBY 1 NM OR LESS.    
THU  
S WINDS 5 TO 10 KT, INCREASING TO 10 TO 15 KT IN THE  
AFTERNOON. SEAS AROUND 2 FT. PATCHY FOG IN THE MORNING WITH VSBY  
1 TO 3 NM.    
THU NIGHT  
SW WINDS 10 TO 15 KT, DIMINISHING TO 5 TO 10 KT  
AFTER MIDNIGHT. SEAS AROUND 2 FT.    
FRI  
SW WINDS 5 TO 10 KT. SEAS AROUND 2 FT. A CHANCE OF  
SHOWERS.    
FRI NIGHT  
N WINDS 5 TO 10 KT. SEAS AROUND 2 FT. A CHANCE OF  
SHOWERS IN THE EVENING.    
SAT AND SAT NIGHT  
NE WINDS 5 TO 10 KT, BECOMING SE. SEAS  
AROUND 2 FT.    
SUN AND SUN NIGHT  
S WINDS 10 TO 15 KT, BECOMING W 15 TO 20 KT.  
GUSTS UP TO 25 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.  
 
 
 
ANZ235-160000-  
RHODE ISLAND SOUND-  
702 AM EDT WED APR 15 2026  
   
TODAY  
W WINDS 5 TO 10 KT, BECOMING S THIS AFTERNOON. SEAS 2 TO  
4 FT. PATCHY FOG THIS AFTERNOON WITH VSBY 1 NM OR LESS.    
TONIGHT  
SW WINDS AROUND 10 KT. SEAS 2 TO 3 FT. PATCHY FOG. A  
CHANCE OF SHOWERS AND TSTMS. VSBY 1 NM OR LESS.    
THU  
SW WINDS 10 TO 15 KT. SEAS AROUND 3 FT. PATCHY FOG IN THE  
MORNING WITH VSBY 1 TO 3 NM.    
THU NIGHT  
SW WINDS 10 TO 15 KT. SEAS 3 TO 4 FT.    
FRI  
SW WINDS 5 TO 10 KT. SEAS 2 TO 3 FT. A CHANCE OF SHOWERS  
IN THE AFTERNOON.    
FRI NIGHT  
NE WINDS AROUND 10 KT. SEAS 2 TO 3 FT. A CHANCE OF  
SHOWERS IN THE EVENING.    
SAT AND SAT NIGHT  
NE WINDS AROUND 10 KT, BECOMING SE. SEAS  
2 TO 3 FT.    
SUN  
S WINDS 15 TO 20 KT. SEAS 2 TO 3 FT. A CHANCE OF SHOWERS.    
SUN NIGHT  
W WINDS 20 TO 25 KT. SEAS 3 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.  
 
 
 
ANZ237-160000-  
BLOCK ISLAND SOUND-  
702 AM EDT WED APR 15 2026  
   
TODAY  
W WINDS 5 TO 10 KT, BECOMING S THIS AFTERNOON. SEAS 2 TO  
3 FT. PATCHY FOG. VSBY 1 NM OR LESS.    
TONIGHT  
SW WINDS 5 TO 10 KT. SEAS 2 TO 3 FT. PATCHY FOG. A  
CHANCE OF SHOWERS AND TSTMS. VSBY 1 NM OR LESS.    
THU  
SW WINDS 5 TO 10 KT, BECOMING S 10 TO 15 KT IN THE  
AFTERNOON. SEAS 2 TO 3 FT. PATCHY FOG IN THE MORNING.    
THU NIGHT  
SW WINDS 10 TO 15 KT, DIMINISHING TO 5 TO 10 KT  
AFTER MIDNIGHT. SEAS 2 TO 3 FT.    
FRI  
SW WINDS 5 TO 10 KT. SEAS 2 TO 3 FT. A CHANCE OF SHOWERS  
IN THE AFTERNOON.    
FRI NIGHT  
NE WINDS 5 TO 10 KT. SEAS 2 TO 3 FT. A CHANCE OF  
SHOWERS IN THE EVENING.    
SAT AND SAT NIGHT  
NE WINDS 5 TO 10 KT, BECOMING SE. SEAS 2 TO  
3 FT.    
SUN AND SUN NIGHT  
S WINDS 10 TO 15 KT, BECOMING W 15 TO 20 KT.  
GUSTS UP TO 25 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.  
 
 
 
ANZ230-160000-  
BOSTON HARBOR-  
702 AM EDT WED APR 15 2026  
   
TODAY  
NW WINDS 5 TO 10 KT, BECOMING E THIS AFTERNOON. WAVES  
1 FOOT OR LESS. PATCHY FOG. A CHANCE OF SHOWERS THIS AFTERNOON.  
VSBY 1 TO 3 NM.    
TONIGHT  
E WINDS 5 TO 10 KT. WAVES 1 FOOT OR LESS. PATCHY FOG.  
A CHANCE OF SHOWERS. VSBY 1 NM OR LESS.    
THU  
E WINDS 5 TO 10 KT. WAVES 1 FOOT OR LESS. A CHANCE OF  
SHOWERS. PATCHY FOG IN THE MORNING WITH VSBY 1 TO 3 NM.    
THU NIGHT  
SE WINDS 5 TO 10 KT, BECOMING SW AFTER MIDNIGHT.  
WAVES 1 FOOT OR LESS. A CHANCE OF SHOWERS.    
FRI  
W WINDS 5 TO 10 KT, BECOMING N IN THE AFTERNOON. WAVES  
1 FOOT OR LESS. A CHANCE OF SHOWERS IN THE MORNING, THEN SHOWERS  
LIKELY WITH A CHANCE OF TSTMS IN THE AFTERNOON.    
FRI NIGHT  
NE WINDS 5 TO 10 KT. WAVES 1 FOOT OR LESS. A CHANCE  
OF SHOWERS IN THE EVENING.    
SAT AND SAT NIGHT  
NE WINDS 5 TO 10 KT, BECOMING SE. WAVES  
1 FOOT OR LESS.    
SUN AND SUN NIGHT  
S WINDS 10 TO 15 KT, BECOMING W 15 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.  
 
 
 
ANZ236-160000-  
NARRAGANSETT BAY-  
702 AM EDT WED APR 15 2026  
   
TODAY  
SW WINDS 5 TO 10 KT. WAVES AROUND 2 FT. PATCHY FOG THIS  
MORNING. A SLIGHT CHANCE OF SHOWERS THIS AFTERNOON.    
TONIGHT  
S WINDS 5 TO 10 KT. WAVES AROUND 2 FT. PATCHY FOG. A  
CHANCE OF SHOWERS AND TSTMS. VSBY 1 NM OR LESS.    
THU  
S WINDS 5 TO 10 KT, INCREASING TO 10 TO 15 KT IN THE  
AFTERNOON. WAVES AROUND 2 FT. PATCHY FOG IN THE MORNING WITH VSBY  
1 TO 3 NM.    
THU NIGHT  
SW WINDS 5 TO 10 KT. WAVES AROUND 2 FT.    
FRI  
SW WINDS 5 TO 10 KT. WAVES AROUND 2 FT. A CHANCE OF  
SHOWERS IN THE AFTERNOON.    
FRI NIGHT  
NE WINDS 5 TO 10 KT. WAVES AROUND 2 FT. A CHANCE OF  
SHOWERS IN THE EVENING.    
SAT AND SAT NIGHT  
NE WINDS 5 TO 10 KT, BECOMING SE. WAVES  
AROUND 2 FT.    
SUN AND SUN NIGHT  
S WINDS 10 TO 15 KT, BECOMING W. 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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