271  
FZUS51 KBOX 190605  
CWFBOX  
 
COASTAL WATERS FORECAST FOR MASSACHUSETTS AND RHODE ISLAND  
NATIONAL WEATHER SERVICE BOSTON/NORTON MA  
105 AM EST SUN JAN 19 2025  
 
COASTAL WATERS FROM THE MERRIMACK RIVER MA TO WATCH HILL RI OUT  
TO 25 NM  
 
ANZ200-191900-  
105 AM EST SUN JAN 19 2025  
   
SYNOPSIS FOR MASSACHUSETTS AND RHODE ISLAND COASTAL WATERS  
 
A COLD FRONT APPROACHES TODAY BRINGING A PERIOD OF SMALL CRAFT  
SOUTHERLY WIND GUSTS OUT AHEAD OF IT. BRIEF SFC RIDGING EARLY SUN  
GIVES WAY TO LOW PRESSURE THAT WILL TRACK NEAR OR JUST S OF THE  
COASTAL WATERS LATER SUN INTO SUN NIGHT. THIS LOW WILL CONTINUE TO  
INTENSIFY MON AS IT LIFTS NORTH THROUGH THE CANADIAN MARITIMES. THIS  
WILL RESULT IN AN ARCTIC AIRMASS MOVING ACROSS THE WATERS IN THE MON  
THROUGH WED TIME FRAME. AREAS OF MODERATE FREEZING SPRAY ARE ALSO  
EXPECTED OVER SOME OF OUR WATERS TOO.  
 
 
 
ANZ250-191900-  
COASTAL WATERS EAST OF IPSWICH BAY AND THE STELLWAGEN BANK  
NATIONAL MARINE SANCTUARY-  
105 AM EST SUN JAN 19 2025  
 
...SMALL CRAFT ADVISORY IN EFFECT UNTIL 2 AM EST EARLY THIS  
MORNING...  
   
REST OF TONIGHT  
W WINDS AROUND 10 KT WITH GUSTS UP TO 20 KT.  
SEAS 3 TO 5 FT. WAVE DETAIL: SE 4 FT AT 7 SECONDS AND W 1 FOOT AT  
2 SECONDS. AREAS OF FOG. VSBY 1 TO 3 NM.    
SUN  
NW WINDS AROUND 10 KT, BECOMING N IN THE AFTERNOON. GUSTS  
UP TO 20 KT. SEAS 2 TO 4 FT. WAVE DETAIL: SE 4 FT AT 7 SECONDS  
AND NE 2 FT AT 3 SECONDS. RAIN LIKELY IN THE AFTERNOON.    
SUN NIGHT  
NE WINDS 15 TO 20 KT, BECOMING NW 20 TO 25 KT AFTER  
MIDNIGHT. GUSTS UP TO 30 KT. SEAS 4 TO 6 FT, BUILDING TO 6 TO  
8 FT AFTER MIDNIGHT. WAVE DETAIL: N 5 FT AT 4 SECONDS AND SE 3 FT  
AT 8 SECONDS, BECOMING N 7 FT AT 6 SECONDS AND SE 4 FT AT  
10 SECONDS. SNOW. RAIN IN THE EVENING. VSBY 1 NM OR LESS.    
MON  
NW WINDS 20 TO 25 KT WITH GUSTS UP TO 30 KT. SEAS 5 TO  
8 FT. WAVE DETAIL: N 7 FT AT 7 SECONDS AND SE 4 FT AT 10 SECONDS.  
LIGHT FREEZING SPRAY LIKELY, MAINLY IN THE MORNING WITH VSBY 1 TO  
3 NM.    
MON NIGHT  
W WINDS AROUND 20 KT WITH GUSTS UP TO 30 KT. SEAS  
4 TO 6 FT. WAVE DETAIL: NW 5 FT AT 6 SECONDS AND SE 4 FT AT  
10 SECONDS. A CHANCE OF LIGHT FREEZING SPRAY.    
TUE  
W WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT. SEAS 3 TO  
5 FT. WAVE DETAIL: W 4 FT AT 5 SECONDS AND SE 2 FT AT 11 SECONDS.  
A CHANCE OF LIGHT FREEZING SPRAY IN THE MORNING.    
TUE NIGHT  
W WINDS AROUND 15 KT WITH GUSTS UP TO 20 KT. SEAS  
3 TO 4 FT. A CHANCE OF SNOW AFTER MIDNIGHT.    
WED  
NW WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT. SEAS 2 TO  
4 FT. A CHANCE OF LIGHT FREEZING SPRAY. A CHANCE OF SNOW.    
WED NIGHT  
NW WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT. SEAS  
3 TO 5 FT. A CHANCE OF LIGHT FREEZING SPRAY.    
THU AND THU NIGHT  
SW WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT.  
SEAS 2 TO 4 FT.  
 
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.  
 
 
 
ANZ251-191900-  
MASSACHUSETTS BAY AND IPSWICH BAY-  
105 AM EST SUN JAN 19 2025  
   
REST OF TONIGHT  
W WINDS 5 TO 10 KT. SEAS 2 TO 4 FT. WAVE  
DETAIL: SE 3 FT AT 7 SECONDS AND W 1 FOOT AT 2 SECONDS. AREAS OF  
FOG. VSBY 1 NM OR LESS.    
SUN  
NW WINDS AROUND 10 KT, BECOMING N WITH GUSTS UP TO 20 KT  
IN THE AFTERNOON. SEAS 2 TO 3 FT. WAVE DETAIL: SE 3 FT AT  
7 SECONDS AND N 2 FT AT 3 SECONDS. RAIN IN THE AFTERNOON.    
SUN NIGHT  
NE WINDS 15 TO 20 KT, BECOMING NW AFTER MIDNIGHT.  
GUSTS UP TO 30 KT. SEAS 3 TO 5 FT, BUILDING TO 5 TO 6 FT AFTER  
MIDNIGHT. WAVE DETAIL: N 4 FT AT 4 SECONDS AND SE 2 FT AT  
7 SECONDS, BECOMING N 5 FT AT 5 SECONDS AND SE 2 FT AT 8 SECONDS.  
SNOW. RAIN IN THE EVENING. VSBY 1 NM OR LESS.    
MON  
NW WINDS 20 TO 25 KT, BECOMING W 15 TO 20 KT IN THE  
AFTERNOON. GUSTS UP TO 30 KT. SEAS 4 TO 6 FT. WAVE DETAIL: NE  
5 FT AT 7 SECONDS AND NW 3 FT AT 4 SECONDS. LIGHT FREEZING SPRAY  
LIKELY, MAINLY IN THE MORNING.    
MON NIGHT  
W WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT. SEAS  
2 TO 4 FT. WAVE DETAIL: W 3 FT AT 5 SECONDS AND NE 3 FT AT  
7 SECONDS. A CHANCE OF LIGHT FREEZING SPRAY.    
TUE AND TUE NIGHT  
W WINDS 15 TO 20 KT. SEAS 2 TO 3 FT. WAVE  
DETAIL: W 3 FT AT 5 SECONDS AND SE 1 FOOT AT 10 SECONDS.    
WED THROUGH THU NIGHT  
SW WINDS 10 TO 15 KT WITH GUSTS UP TO  
20 KT. SEAS 2 TO 3 FT.  
 
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.  
 
 
 
ANZ231-191900-  
CAPE COD BAY-  
105 AM EST SUN JAN 19 2025  
   
REST OF TONIGHT  
W WINDS 5 TO 10 KT. SEAS AROUND 2 FT. WAVE  
DETAIL: SE 2 FT AT 7 SECONDS AND W 1 FOOT AT 2 SECONDS. AREAS OF  
FOG. VSBY 1 TO 3 NM.    
SUN  
NW WINDS 5 TO 10 KT, BECOMING N IN THE AFTERNOON. SEAS  
AROUND 2 FT. WAVE DETAIL: SE 2 FT AT 7 SECONDS AND NW 1 FOOT AT  
2 SECONDS. A CHANCE OF RAIN IN THE AFTERNOON.    
SUN NIGHT  
NE WINDS 10 TO 15 KT, BECOMING NW 15 TO 20 KT AFTER  
MIDNIGHT. GUSTS UP TO 30 KT. SEAS 2 TO 4 FT, BUILDING TO 4 TO  
6 FT AFTER MIDNIGHT. WAVE DETAIL: N 2 FT AT 3 SECONDS AND SE 2 FT  
AT 9 SECONDS, BECOMING N 4 FT AT 5 SECONDS AND SE 3 FT AT  
9 SECONDS. SNOW. RAIN IN THE EVENING. VSBY 1 NM OR LESS.    
MON  
NW WINDS 20 TO 25 KT, BECOMING W 15 TO 20 KT IN THE  
AFTERNOON. GUSTS UP TO 30 KT. SEAS 4 TO 6 FT. WAVE DETAIL: N 4 FT  
AT 6 SECONDS AND SE 3 FT AT 10 SECONDS. LIGHT FREEZING SPRAY  
LIKELY IN THE MORNING. A CHANCE OF LIGHT FREEZING SPRAY IN THE  
AFTERNOON.    
MON NIGHT  
W WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT. SEAS  
3 TO 4 FT. WAVE DETAIL: N 4 FT AT 7 SECONDS AND W 2 FT AT  
6 SECONDS. A CHANCE OF LIGHT FREEZING SPRAY IN THE EVENING.    
TUE  
W WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT. SEAS 2 TO  
3 FT. WAVE DETAIL: N 3 FT AT 6 SECONDS AND SW 2 FT AT 6 SECONDS.    
TUE NIGHT  
W WINDS 10 TO 15 KT. SEAS AROUND 2 FT. A CHANCE OF  
SNOW AFTER MIDNIGHT.    
WED  
NW WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT. SEAS 2 TO  
3 FT. A CHANCE OF SNOW.    
WED NIGHT THROUGH THU NIGHT  
SW WINDS 10 TO 15 KT WITH GUSTS UP  
TO 20 KT. SEAS 2 TO 3 FT.  
 
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.  
 
 
 
ANZ254-191900-  
COASTAL WATERS FROM PROVINCETOWN MA TO CHATHAM MA TO NANTUCKET MA  
OUT 20 NM-  
105 AM EST SUN JAN 19 2025  
 
...SMALL CRAFT ADVISORY IN EFFECT UNTIL 2 AM EST EARLY THIS  
MORNING...  
   
REST OF TONIGHT  
SW WINDS 5 TO 10 KT WITH GUSTS UP TO 20 KT.  
SEAS 3 TO 5 FT. WAVE DETAIL: S 4 FT AT 7 SECONDS AND E 1 FOOT AT  
8 SECONDS. AREAS OF FOG. VSBY 1 NM OR LESS.    
SUN  
NW WINDS 5 TO 10 KT, BECOMING N IN THE AFTERNOON. SEAS  
3 TO 4 FT. WAVE DETAIL: S 4 FT AT 7 SECONDS AND W 1 FOOT AT  
2 SECONDS. AREAS OF FOG IN THE MORNING. A CHANCE OF RAIN IN THE  
AFTERNOON. VSBY 1 NM OR LESS IN THE MORNING.    
SUN NIGHT  
E WINDS 10 TO 15 KT, BECOMING NW 15 TO 20 KT AFTER  
MIDNIGHT. GUSTS UP TO 30 KT. SEAS 4 TO 6 FT, BUILDING TO 6 TO  
9 FT AFTER MIDNIGHT. WAVE DETAIL: SE 6 FT AT 10 SECONDS AND NE  
1 FOOT AT 3 SECONDS, BECOMING SE 6 FT AT 10 SECONDS AND N 5 FT AT  
5 SECONDS. RAIN. A CHANCE OF SNOW AFTER MIDNIGHT. VSBY 1 NM OR  
LESS.    
MON  
NW WINDS 20 TO 25 KT WITH GUSTS UP TO 30 KT. SEAS 6 TO  
9 FT. WAVE DETAIL: SE 7 FT AT 10 SECONDS AND NW 6 FT AT  
6 SECONDS. A CHANCE OF LIGHT FREEZING SPRAY. VSBY 1 TO 3 NM IN  
THE MORNING.    
MON NIGHT  
W WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT. SEAS  
5 TO 7 FT. WAVE DETAIL: NW 5 FT AT 6 SECONDS AND S 5 FT AT  
11 SECONDS. A CHANCE OF LIGHT FREEZING SPRAY.    
TUE  
W WINDS AROUND 15 KT WITH GUSTS UP TO 20 KT. SEAS 3 TO  
5 FT. WAVE DETAIL: N 4 FT AT 7 SECONDS AND S 3 FT AT 10 SECONDS.    
TUE NIGHT  
NW WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT. SEAS  
3 TO 4 FT. A CHANCE OF SNOW AFTER MIDNIGHT WITH VSBY 1 TO 3 NM.    
WED  
NW WINDS 15 TO 20 KT. SEAS 3 TO 4 FT. A CHANCE OF LIGHT  
FREEZING SPRAY. A CHANCE OF SNOW.    
WED NIGHT THROUGH THU NIGHT  
SW WINDS 15 TO 20 KT. SEAS 3 TO  
5 FT.  
 
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.  
 
 
 
ANZ255-191900-  
COASTAL WATERS EXTENDING OUT TO 25 NM SOUTH OF MARTHAS VINEYARD  
AND NANTUCKET-  
105 AM EST SUN JAN 19 2025  
 
...SMALL CRAFT ADVISORY IN EFFECT UNTIL 2 AM EST EARLY THIS  
MORNING...  
   
REST OF TONIGHT  
W WINDS 5 TO 10 KT. SEAS 3 TO 5 FT. WAVE  
DETAIL: S 5 FT AT 7 SECONDS AND E 1 FOOT AT 7 SECONDS. AREAS OF  
FOG. VSBY 1 NM OR LESS.    
SUN  
NW WINDS 5 TO 10 KT, BECOMING NE IN THE AFTERNOON. SEAS  
3 TO 5 FT. WAVE DETAIL: S 5 FT AT 7 SECONDS AND E 1 FOOT AT  
7 SECONDS. AREAS OF DENSE FOG IN THE MORNING. RAIN LIKELY IN THE  
AFTERNOON. VSBY 1 NM OR LESS IN THE MORNING.    
SUN NIGHT  
NE WINDS 10 TO 15 KT, BECOMING NW 15 TO 20 KT AFTER  
MIDNIGHT. GUSTS UP TO 30 KT. SEAS 4 TO 6 FT, BUILDING TO 5 TO  
8 FT AFTER MIDNIGHT. WAVE DETAIL: S 6 FT AT 10 SECONDS AND NE  
1 FOOT AT 3 SECONDS, BECOMING S 7 FT AT 10 SECONDS AND N 4 FT AT  
5 SECONDS. RAIN IN THE EVENING, THEN A CHANCE OF SNOW AFTER  
MIDNIGHT. VSBY 1 NM OR LESS, INCREASING TO 1 TO 3 NM AFTER  
MIDNIGHT.    
MON  
NW WINDS 20 TO 25 KT WITH GUSTS UP TO 30 KT. SEAS 6 TO  
9 FT. WAVE DETAIL: S 7 FT AT 10 SECONDS AND NW 6 FT AT 7 SECONDS.  
LIGHT FREEZING SPRAY LIKELY, MAINLY IN THE MORNING.    
MON NIGHT  
NW WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT. SEAS  
5 TO 7 FT. WAVE DETAIL: NW 5 FT AT 7 SECONDS AND S 5 FT AT  
10 SECONDS. A CHANCE OF LIGHT FREEZING SPRAY.    
TUE  
W WINDS AROUND 15 KT WITH GUSTS UP TO 20 KT. SEAS 4 TO  
6 FT. WAVE DETAIL: SW 5 FT AT 8 SECONDS AND S 3 FT AT 10 SECONDS.   
TUE NIGHT  
NW WINDS AROUND 15 KT WITH GUSTS UP TO 20 KT. SEAS  
3 TO 5 FT. A CHANCE OF SNOW AFTER MIDNIGHT WITH VSBY 1 TO 3 NM.    
WED  
N WINDS 15 TO 20 KT. SEAS 2 TO 4 FT. A CHANCE OF LIGHT  
FREEZING SPRAY. A CHANCE OF SNOW.    
WED NIGHT  
NW WINDS 15 TO 20 KT. SEAS 2 TO 4 FT. A CHANCE OF  
LIGHT FREEZING SPRAY.    
THU AND THU NIGHT  
W WINDS 15 TO 20 KT, BECOMING SW. SEAS 2 TO  
4 FT.  
 
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.  
 
 
 
ANZ256-191900-  
COASTAL WATERS FROM MONTAUK NY TO MARTHAS VINEYARD EXTENDING OUT  
TO 20 NM SOUTH OF BLOCK ISLAND-  
105 AM EST SUN JAN 19 2025  
 
...SMALL CRAFT ADVISORY IN EFFECT UNTIL 2 AM EST EARLY THIS  
MORNING...  
   
REST OF TONIGHT  
W WINDS AROUND 10 KT. SEAS 4 TO 5 FT. WAVE  
DETAIL: S 5 FT AT 7 SECONDS. AREAS OF FOG. VSBY 1 NM OR LESS.    
SUN  
NW WINDS 5 TO 10 KT, BECOMING NE WITH GUSTS UP TO 20 KT IN  
THE AFTERNOON. SEAS 4 TO 5 FT. WAVE DETAIL: S 5 FT AT 8 SECONDS  
AND E 1 FOOT AT 14 SECONDS. RAIN IN THE AFTERNOON WITH VSBY 1 TO  
3 NM.    
SUN NIGHT  
NE WINDS 15 TO 20 KT, BECOMING NW AFTER MIDNIGHT.  
GUSTS UP TO 30 KT. SEAS 5 TO 6 FT, BUILDING TO 6 TO 8 FT AFTER  
MIDNIGHT. WAVE DETAIL: SE 6 FT AT 10 SECONDS AND N 2 FT AT  
3 SECONDS, BECOMING S 6 FT AT 10 SECONDS AND N 5 FT AT 5 SECONDS.  
SNOW LIKELY. RAIN IN THE EVENING. VSBY 1 NM OR LESS.    
MON  
NW WINDS 20 TO 25 KT WITH GUSTS UP TO 30 KT. SEAS 5 TO  
8 FT. WAVE DETAIL: S 7 FT AT 10 SECONDS AND N 5 FT AT 5 SECONDS.  
LIGHT FREEZING SPRAY LIKELY IN THE MORNING. A CHANCE OF LIGHT  
FREEZING SPRAY IN THE AFTERNOON.    
MON NIGHT  
NW WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT. SEAS  
5 TO 6 FT. WAVE DETAIL: SW 5 FT AT 8 SECONDS AND S 5 FT AT  
10 SECONDS. A CHANCE OF LIGHT FREEZING SPRAY.    
TUE  
W WINDS 15 TO 20 KT. SEAS 4 TO 5 FT. WAVE DETAIL: SW 4 FT  
AT 7 SECONDS AND S 3 FT AT 10 SECONDS. A CHANCE OF LIGHT FREEZING  
SPRAY.    
TUE NIGHT  
NW WINDS AROUND 15 KT WITH GUSTS UP TO 20 KT. SEAS  
3 TO 4 FT. A CHANCE OF SNOW AFTER MIDNIGHT WITH VSBY 1 TO 3 NM.    
WED  
N WINDS 15 TO 20 KT. SEAS 3 TO 4 FT. A CHANCE OF LIGHT  
FREEZING SPRAY. A CHANCE OF SNOW.    
WED NIGHT THROUGH THU NIGHT  
SW WINDS 15 TO 20 KT. SEAS 2 TO  
4 FT.  
 
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.  
 
 
 
ANZ232-191900-  
NANTUCKET SOUND-  
105 AM EST SUN JAN 19 2025  
   
REST OF TONIGHT  
W WINDS 5 TO 10 KT. SEAS 2 TO 3 FT. WAVE  
DETAIL: S 3 FT AT 7 SECONDS AND E 1 FOOT AT 14 SECONDS. AREAS OF  
DENSE FOG. VSBY 1 NM OR LESS.    
SUN  
NW WINDS AROUND 5 KT, BECOMING NE IN THE AFTERNOON. SEAS  
AROUND 2 FT. WAVE DETAIL: S 2 FT AT 7 SECONDS AND W 1 FOOT AT  
2 SECONDS. AREAS OF FOG IN THE MORNING. RAIN LIKELY IN THE  
AFTERNOON. VSBY 1 NM OR LESS IN THE MORNING.    
SUN NIGHT  
NE WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT,  
BECOMING NW 15 TO 20 KT WITH GUSTS UP TO 30 KT AFTER MIDNIGHT.  
SEAS 2 TO 3 FT, BUILDING TO 3 TO 5 FT AFTER MIDNIGHT. WAVE  
DETAIL: SE 2 FT AT 10 SECONDS AND N 1 FOOT AT 3 SECONDS, BECOMING  
N 3 FT AT 5 SECONDS AND SE 2 FT AT 10 SECONDS. RAIN IN THE  
EVENING, THEN SNOW LIKELY AFTER MIDNIGHT. VSBY 1 NM OR LESS.    
MON  
W WINDS 15 TO 20 KT WITH GUSTS UP TO 30 KT. SEAS 3 TO  
5 FT. WAVE DETAIL: W 3 FT AT 5 SECONDS AND NE 2 FT AT 6 SECONDS.  
A CHANCE OF LIGHT FREEZING SPRAY.    
MON NIGHT  
NW WINDS 15 TO 20 KT. SEAS 2 TO 4 FT. WAVE DETAIL: W  
3 FT AT 4 SECONDS AND NE 2 FT AT 7 SECONDS. A CHANCE OF LIGHT  
FREEZING SPRAY IN THE EVENING.    
TUE  
W WINDS 10 TO 15 KT. GUSTS UP TO 20 KT IN THE AFTERNOON.  
SEAS 2 TO 3 FT. WAVE DETAIL: W 2 FT AT 4 SECONDS AND SW 2 FT AT  
7 SECONDS.    
TUE NIGHT  
NW WINDS 10 TO 15 KT. SEAS AROUND 2 FT. A CHANCE OF  
SNOW AFTER MIDNIGHT.    
WED  
NW WINDS 15 TO 20 KT. SEAS AROUND 2 FT. A CHANCE OF SNOW.    
WED NIGHT THROUGH THU NIGHT  
SW WINDS 10 TO 15 KT WITH GUSTS UP  
TO 20 KT. SEAS AROUND 2 FT.  
 
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.  
 
 
 
ANZ233-191900-  
VINEYARD SOUND-  
105 AM EST SUN JAN 19 2025  
   
REST OF TONIGHT  
W WINDS 5 TO 10 KT. SEAS 2 TO 3 FT. WAVE  
DETAIL: S 3 FT AT 7 SECONDS. AREAS OF FOG. VSBY 1 NM OR LESS.    
SUN  
NW WINDS AROUND 5 KT, BECOMING NE IN THE AFTERNOON. SEAS  
AROUND 2 FT. WAVE DETAIL: SW 2 FT AT 7 SECONDS AND S 2 FT AT  
8 SECONDS. RAIN AND SNOW IN THE AFTERNOON.    
SUN NIGHT  
NE WINDS 10 TO 15 KT, BECOMING NW AFTER MIDNIGHT.  
GUSTS UP TO 30 KT. SEAS 3 TO 5 FT. WAVE DETAIL: S 3 FT AT  
10 SECONDS AND N 2 FT AT 3 SECONDS. SNOW. RAIN IN THE EVENING.  
VSBY 1 NM OR LESS, INCREASING TO 1 TO 3 NM AFTER MIDNIGHT.    
MON  
NW WINDS 20 TO 25 KT, BECOMING W 15 TO 20 KT IN THE  
AFTERNOON. GUSTS UP TO 30 KT. SEAS 3 TO 5 FT. WAVE DETAIL: W 3 FT  
AT 5 SECONDS AND S 3 FT AT 10 SECONDS. A CHANCE OF LIGHT FREEZING  
SPRAY.    
MON NIGHT AND TUE  
W WINDS 15 TO 20 KT. SEAS 2 TO 4 FT. WAVE  
DETAIL: SW 4 FT AT 10 SECONDS AND W 3 FT AT 5 SECONDS.    
TUE NIGHT  
NW WINDS 10 TO 15 KT. SEAS 2 TO 3 FT. WAVE DETAIL:  
SW 3 FT AT 7 SECONDS AND NW 1 FOOT AT 4 SECONDS. A CHANCE OF SNOW  
AFTER MIDNIGHT.    
WED  
NW WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT. SEAS AROUND  
2 FT. A CHANCE OF SNOW.    
WED NIGHT THROUGH THU NIGHT  
SW WINDS 15 TO 20 KT. SEAS AROUND  
2 FT.  
 
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.  
 
 
 
ANZ234-191900-  
BUZZARDS BAY-  
105 AM EST SUN JAN 19 2025  
   
REST OF TONIGHT  
W WINDS AROUND 5 KT. SEAS 2 TO 3 FT. WAVE  
DETAIL: S 3 FT AT 7 SECONDS. AREAS OF FOG. VSBY 1 NM OR LESS.    
SUN  
NW WINDS AROUND 5 KT, BECOMING NE IN THE AFTERNOON. SEAS  
AROUND 2 FT. WAVE DETAIL: S 2 FT AT 7 SECONDS AND NW 1 FOOT AT  
2 SECONDS. RAIN AND SNOW IN THE AFTERNOON.    
SUN NIGHT  
NE WINDS 10 TO 15 KT, BECOMING NW AFTER MIDNIGHT.  
GUSTS UP TO 25 KT. SEAS 2 TO 4 FT. WAVE DETAIL: S 3 FT AT  
10 SECONDS AND N 2 FT AT 4 SECONDS. SNOW. RAIN IN THE EVENING.  
VSBY 1 NM OR LESS.    
MON  
NW WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT. SEAS 3 TO  
5 FT. WAVE DETAIL: SW 3 FT AT 5 SECONDS AND S 3 FT AT 10 SECONDS.  
A CHANCE OF LIGHT FREEZING SPRAY.    
MON NIGHT AND TUE  
W WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT.  
SEAS 2 TO 3 FT. WAVE DETAIL: S 3 FT AT 10 SECONDS AND W 2 FT AT  
5 SECONDS.    
TUE NIGHT  
NW WINDS 10 TO 15 KT. SEAS AROUND 2 FT. WAVE DETAIL:  
SW 2 FT AT 7 SECONDS AND NW 1 FOOT AT 4 SECONDS. A CHANCE OF SNOW  
AFTER MIDNIGHT.    
WED  
NW WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT. SEAS AROUND  
2 FT. A CHANCE OF SNOW.    
WED NIGHT THROUGH THU NIGHT  
SW WINDS 10 TO 15 KT WITH GUSTS UP  
TO 20 KT. SEAS AROUND 2 FT.  
 
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.  
 
 
 
ANZ235-191900-  
RHODE ISLAND SOUND-  
105 AM EST SUN JAN 19 2025  
   
REST OF TONIGHT  
W WINDS 5 TO 10 KT. SEAS 3 TO 4 FT. WAVE  
DETAIL: S 4 FT AT 7 SECONDS. AREAS OF FOG. VSBY 1 NM OR LESS.    
SUN  
NW WINDS 5 TO 10 KT, BECOMING NE IN THE AFTERNOON. SEAS  
3 TO 4 FT. WAVE DETAIL: S 4 FT AT 8 SECONDS. RAIN IN THE  
AFTERNOON.    
SUN NIGHT  
NE WINDS 10 TO 15 KT, BECOMING NW 15 TO 20 KT AFTER  
MIDNIGHT. GUSTS UP TO 30 KT. SEAS 3 TO 5 FT, BUILDING TO 5 TO  
6 FT AFTER MIDNIGHT. WAVE DETAIL: S 5 FT AT 10 SECONDS AND N 2 FT  
AT 3 SECONDS, BECOMING S 5 FT AT 10 SECONDS AND N 4 FT AT  
4 SECONDS. RAIN AND SNOW IN THE EVENING, THEN A CHANCE OF SNOW  
AFTER MIDNIGHT. VSBY 1 NM OR LESS.    
MON  
NW WINDS 20 TO 25 KT, BECOMING W 15 TO 20 KT IN THE  
AFTERNOON. GUSTS UP TO 30 KT. SEAS 4 TO 6 FT. WAVE DETAIL: S 6 FT  
AT 10 SECONDS AND W 4 FT AT 5 SECONDS. LIGHT FREEZING SPRAY  
LIKELY IN THE MORNING. A CHANCE OF LIGHT FREEZING SPRAY IN THE  
AFTERNOON.    
MON NIGHT AND TUE  
W WINDS 15 TO 20 KT. SEAS 3 TO 5 FT. WAVE  
DETAIL: S 5 FT AT 11 SECONDS AND SW 4 FT AT 7 SECONDS.    
TUE NIGHT  
NW WINDS 10 TO 15 KT. GUSTS UP TO 20 KT AFTER  
MIDNIGHT. SEAS 2 TO 3 FT. WAVE DETAIL: SW 3 FT AT 7 SECONDS AND  
NW 2 FT AT 4 SECONDS. A CHANCE OF SNOW AFTER MIDNIGHT.    
WED  
N WINDS AROUND 15 KT WITH GUSTS UP TO 20 KT. SEAS 2 TO  
3 FT. A CHANCE OF SNOW.    
WED NIGHT THROUGH THU NIGHT  
SW WINDS 10 TO 15 KT WITH GUSTS UP  
TO 20 KT. SEAS 2 TO 3 FT.  
 
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.  
 
 
 
ANZ237-191900-  
BLOCK ISLAND SOUND-  
105 AM EST SUN JAN 19 2025  
   
REST OF TONIGHT  
W WINDS 5 TO 10 KT. SEAS 3 TO 4 FT. WAVE  
DETAIL: S 4 FT AT 7 SECONDS. AREAS OF FOG. VSBY 1 NM OR LESS.    
SUN  
NW WINDS 5 TO 10 KT, BECOMING NE IN THE AFTERNOON. SEAS  
2 TO 3 FT. WAVE DETAIL: S 3 FT AT 7 SECONDS. RAIN IN THE  
AFTERNOON WITH VSBY 1 TO 3 NM.    
SUN NIGHT  
NE WINDS 10 TO 15 KT, BECOMING NW AFTER MIDNIGHT.  
GUSTS UP TO 30 KT. SEAS 4 TO 6 FT. WAVE DETAIL: S 5 FT AT  
10 SECONDS AND N 3 FT AT 4 SECONDS. SNOW AND RAIN IN THE EVENING,  
THEN A CHANCE OF SNOW AFTER MIDNIGHT. VSBY 1 NM OR LESS.    
MON  
NW WINDS 15 TO 20 KT WITH GUSTS UP TO 30 KT. SEAS 4 TO  
6 FT. WAVE DETAIL: S 5 FT AT 9 SECONDS AND W 3 FT AT 5 SECONDS. A  
CHANCE OF LIGHT FREEZING SPRAY.    
MON NIGHT AND TUE  
W WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT.  
SEAS 2 TO 4 FT. WAVE DETAIL: S 4 FT AT 10 SECONDS AND W 3 FT AT  
5 SECONDS.    
TUE NIGHT  
NW WINDS 10 TO 15 KT. SEAS 2 TO 3 FT. WAVE DETAIL: W  
2 FT AT 3 SECONDS AND SW 2 FT AT 6 SECONDS. A CHANCE OF SNOW  
AFTER MIDNIGHT.    
WED  
N WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT. SEAS AROUND  
2 FT. A CHANCE OF SNOW.    
WED NIGHT THROUGH THU NIGHT  
SW WINDS 10 TO 15 KT WITH GUSTS UP  
TO 20 KT. SEAS 2 TO 3 FT.  
 
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.  
 
 
 
ANZ230-191900-  
BOSTON HARBOR-  
105 AM EST SUN JAN 19 2025  
   
REST OF TONIGHT  
W WINDS AROUND 5 KT. WAVES 1 FOOT OR LESS.  
AREAS OF FOG.    
SUN  
NW WINDS 5 TO 10 KT, BECOMING N IN THE AFTERNOON. WAVES  
1 FOOT OR LESS, THEN AROUND 2 FT IN THE AFTERNOON. RAIN IN THE  
AFTERNOON.    
SUN NIGHT  
N WINDS 10 TO 15 KT, BECOMING NW AFTER MIDNIGHT.  
GUSTS UP TO 30 KT. WAVES 2 TO 3 FT, EXCEPT 3 TO 5 FT AT THE OUTER  
HARBOR ENTRANCE. SNOW. VSBY 1 NM OR LESS.    
MON  
W WINDS 15 TO 20 KT WITH GUSTS UP TO 30 KT. WAVES 2 TO  
4 FT.    
MON NIGHT THROUGH TUE NIGHT  
W WINDS 15 TO 20 KT. WAVES AROUND  
2 FT.    
WED THROUGH THU NIGHT  
SW WINDS 10 TO 15 KT WITH GUSTS UP TO  
20 KT. WAVES AROUND 2 FT.  
 
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.  
 
 
 
ANZ236-191900-  
NARRAGANSETT BAY-  
105 AM EST SUN JAN 19 2025  
   
REST OF TONIGHT  
W WINDS AROUND 5 KT. WAVES 2 TO 3 FT. AREAS OF  
FOG. VSBY 1 TO 3 NM.    
SUN  
NW WINDS AROUND 5 KT, BECOMING NE IN THE AFTERNOON. WAVES  
2 TO 3 FT. RAIN IN THE AFTERNOON.    
SUN NIGHT  
N WINDS 10 TO 15 KT, BECOMING NW AFTER MIDNIGHT.  
GUSTS UP TO 25 KT. WAVES 2 TO 3 FT. AT THE BAY ENTRANCE, WAVES  
3 TO 4 FT, BUILDING TO 4 TO 6 FT AFTER MIDNIGHT. SNOW, MAINLY IN  
THE EVENING. VSBY 1 NM OR LESS.    
MON  
NW WINDS 10 TO 15 KT WITH GUSTS UP TO 25 KT. WAVES 3 TO  
5 FT, SUBSIDING TO 2 TO 3 FT IN THE AFTERNOON.    
MON NIGHT AND TUE  
W WINDS 10 TO 15 KT. WAVES 2 TO 3 FT.    
TUE NIGHT  
NW WINDS 5 TO 10 KT. WAVES 2 TO 3 FT. A CHANCE OF  
SNOW AFTER MIDNIGHT.    
WED  
NW WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT. WAVES AROUND  
2 FT. A CHANCE OF SNOW.    
WED NIGHT THROUGH THU NIGHT  
SW WINDS 10 TO 15 KT WITH GUSTS UP  
TO 20 KT. WAVES 2 TO 3 FT.  
 
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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