405  
FZUS51 KBOX 140925  
CWFBOX  
 
COASTAL WATERS FORECAST FOR MASSACHUSETTS AND RHODE ISLAND  
NATIONAL WEATHER SERVICE BOSTON/NORTON MA  
425 AM EST SUN DEC 14 2025  
 
COASTAL WATERS FROM THE MERRIMACK RIVER MA TO WATCH HILL RI OUT  
TO 25 NM  
 
ANZ200-142230-  
425 AM EST SUN DEC 14 2025  
   
SYNOPSIS FOR MASSACHUSETTS AND RHODE ISLAND COASTAL WATERS  
 
A WAVE OF LOW PRESSURE PASSES SOUTH OF OUR WATERS TODAY. THIS WILL  
BE FOLLOWED BY THE PASSAGE OF AN ARCTIC COLD FRONT THIS EVENING. NW  
GALE FORCE WIND GUSTS ARE THE EXPECTED TONIGHT INTO MONDAY. HIGH  
PRES THEN BUILDS SOUTH OF THE WATERS TUE AND MOVES EAST BY WED.  
STRONG LOW PRES TRACKING WELL TO OUR NORTH MAY BRING SOUTHERLY GALE  
FORCE WIND GUSTS SOMETIME LATE THU INTO EARLY FRI AHEAD OF OUR NEXT  
COLD FRONT.  
 
 
 
ANZ250-142230-  
COASTAL WATERS EAST OF IPSWICH BAY AND THE STELLWAGEN BANK  
NATIONAL MARINE SANCTUARY-  
425 AM EST SUN DEC 14 2025  
 
...GALE WARNING IN EFFECT FROM THIS EVENING THROUGH MONDAY  
AFTERNOON...  
   
TODAY  
N WINDS 5 TO 10 KT, INCREASING TO 20 TO 25 KT WITH GUSTS  
UP TO 30 KT THIS AFTERNOON. SEAS 2 TO 4 FT. WAVE DETAIL: NW 4 FT  
AT 4 SECONDS AND SE 1 FOOT AT 9 SECONDS. SNOW WITH A CHANCE OF  
RAIN. VSBY 1 NM OR LESS.    
TONIGHT  
NW WINDS 25 TO 30 KT WITH GUSTS UP TO 35 KT. SEAS 4 TO  
6 FT, BUILDING TO 5 TO 8 FT AFTER MIDNIGHT. WAVE DETAIL: N 6 FT  
AT 6 SECONDS AND SE 1 FOOT AT 9 SECONDS, BECOMING N 7 FT AT  
7 SECONDS AND SE 2 FT AT 11 SECONDS. SNOW LIKELY IN THE EVENING  
WITH VSBY 1 NM OR LESS.    
MON  
NW WINDS 20 TO 25 KT WITH GUSTS UP TO 35 KT. SEAS 5 TO  
8 FT. WAVE DETAIL: N 6 FT AT 7 SECONDS AND SE 2 FT AT 11 SECONDS.   
MON NIGHT  
W WINDS 15 TO 20 KT WITH GUSTS UP TO 30 KT. SEAS  
3 TO 5 FT. WAVE DETAIL: W 5 FT AT 5 SECONDS AND NE 3 FT AT  
7 SECONDS.    
TUE AND TUE NIGHT  
SW WINDS 20 TO 25 KT WITH GUSTS UP TO 30 KT.  
SEAS 2 TO 4 FT. WAVE DETAIL: SW 4 FT AT 4 SECONDS AND NE 1 FOOT  
AT 6 SECONDS.    
WED  
SW WINDS 20 TO 25 KT WITH GUSTS UP TO 30 KT. SEAS 3 TO  
5 FT. WAVE DETAIL: SW 5 FT AT 5 SECONDS AND SE 2 FT AT  
10 SECONDS.    
WED NIGHT AND THU  
W WINDS 15 TO 20 KT, BECOMING SW. GUSTS UP  
TO 30 KT. SEAS 2 TO 4 FT.    
THU NIGHT  
S WINDS 20 TO 25 KT WITH GUSTS UP TO 40 KT. SEAS  
4 TO 6 FT. SHOWERS LIKELY.  
 
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.  
 
 
 
ANZ251-142230-  
MASSACHUSETTS BAY AND IPSWICH BAY-  
425 AM EST SUN DEC 14 2025  
 
...GALE WARNING IN EFFECT FROM THIS EVENING THROUGH MONDAY  
AFTERNOON...  
   
TODAY  
NW WINDS 5 TO 10 KT, BECOMING N 20 TO 25 KT WITH GUSTS  
UP TO 30 KT THIS AFTERNOON. SEAS 2 TO 3 FT. WAVE DETAIL: N 3 FT  
AT 4 SECONDS AND SE 1 FOOT AT 10 SECONDS. SNOW. VSBY 1 NM OR  
LESS.    
TONIGHT  
NW WINDS 20 TO 25 KT WITH GUSTS UP TO 35 KT. SEAS 3 TO  
5 FT. WAVE DETAIL: NW 4 FT AT 4 SECONDS AND NE 4 FT AT 7 SECONDS.  
SNOW LIKELY IN THE EVENING WITH VSBY 1 TO 3 NM.    
MON  
NW WINDS 20 TO 25 KT, BECOMING W 15 TO 20 KT IN THE  
AFTERNOON. GUSTS UP TO 35 KT. SEAS 3 TO 5 FT. WAVE DETAIL: NW  
4 FT AT 4 SECONDS AND NE 4 FT AT 7 SECONDS.    
MON NIGHT  
W WINDS 15 TO 20 KT, DIMINISHING TO 10 TO 15 KT  
AFTER MIDNIGHT. GUSTS UP TO 25 KT. SEAS 2 TO 3 FT. WAVE DETAIL:  
NW 3 FT AT 4 SECONDS AND NE 3 FT AT 7 SECONDS.    
TUE AND TUE NIGHT  
SW WINDS 20 TO 25 KT WITH GUSTS UP TO 30 KT.  
SEAS 2 TO 3 FT. WAVE DETAIL: SW 3 FT AT 3 SECONDS AND N 1 FOOT AT  
6 SECONDS.    
WED THROUGH THU  
SW WINDS 20 TO 25 KT WITH GUSTS UP TO 30 KT.  
SEAS 2 TO 3 FT. WAVE DETAIL: SW 3 FT AT 4 SECONDS AND SE 1 FOOT  
AT 11 SECONDS.    
THU NIGHT  
S WINDS 20 TO 25 KT WITH GUSTS UP TO 35 KT. SEAS  
3 TO 5 FT. SHOWERS LIKELY.  
 
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.  
 
 
 
ANZ231-142230-  
CAPE COD BAY-  
425 AM EST SUN DEC 14 2025  
 
...GALE WARNING IN EFFECT FROM THIS EVENING THROUGH MONDAY  
AFTERNOON...  
   
TODAY  
NW WINDS 5 TO 10 KT, BECOMING N 15 TO 20 KT WITH GUSTS  
UP TO 30 KT THIS AFTERNOON. SEAS 2 TO 3 FT. WAVE DETAIL: NW 3 FT  
AT 4 SECONDS AND S 1 FOOT AT 9 SECONDS. SNOW. VSBY 1 NM OR LESS.    
TONIGHT  
N WINDS 25 TO 30 KT, BECOMING NW 20 TO 25 KT AFTER  
MIDNIGHT. SEAS 4 TO 6 FT. WAVE DETAIL: N 6 FT AT 6 SECONDS AND S  
1 FOOT AT 9 SECONDS. SNOW LIKELY IN THE EVENING. LIGHT FREEZING  
SPRAY AFTER MIDNIGHT. VSBY 1 NM OR LESS IN THE EVENING.    
MON  
NW WINDS 20 TO 25 KT, DIMINISHING TO 15 TO 20 KT IN THE  
AFTERNOON. GUSTS UP TO 35 KT. SEAS 4 TO 6 FT. WAVE DETAIL: N 6 FT  
AT 7 SECONDS AND SE 1 FOOT AT 10 SECONDS.    
MON NIGHT  
W WINDS 15 TO 20 KT, DIMINISHING TO 10 TO 15 KT  
AFTER MIDNIGHT. GUSTS UP TO 25 KT. SEAS 2 TO 4 FT. WAVE DETAIL: N  
4 FT AT 7 SECONDS AND SE 1 FOOT AT 10 SECONDS.    
TUE  
W WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT, DIMINISHING TO  
5 TO 10 KT IN THE AFTERNOON. SEAS AROUND 2 FT. WAVE DETAIL: N  
2 FT AT 6 SECONDS AND SE 1 FOOT AT 10 SECONDS.    
TUE NIGHT  
SW WINDS 5 TO 10 KT, INCREASING TO 15 TO 20 KT AFTER  
MIDNIGHT. GUSTS UP TO 25 KT. SEAS 2 TO 4 FT. WAVE DETAIL: SW 2 FT  
AT 3 SECONDS AND N 1 FOOT AT 5 SECONDS.    
WED  
SW WINDS 15 TO 20 KT WITH GUSTS UP TO 30 KT. SEAS 3 TO  
5 FT.    
WED NIGHT AND THU  
W WINDS 10 TO 15 KT, BECOMING SW. GUSTS UP  
TO 25 KT. SEAS 2 TO 4 FT.    
THU NIGHT  
S WINDS 20 TO 25 KT WITH GUSTS UP TO 40 KT. SEAS  
4 TO 6 FT. SHOWERS LIKELY.  
 
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.  
 
 
 
ANZ254-142230-  
COASTAL WATERS FROM PROVINCETOWN MA TO CHATHAM MA TO NANTUCKET MA  
OUT 20 NM-  
425 AM EST SUN DEC 14 2025  
 
...GALE WARNING IN EFFECT FROM THIS EVENING THROUGH MONDAY  
AFTERNOON...  
   
TODAY  
N WINDS 5 TO 10 KT, INCREASING TO 15 TO 20 KT WITH GUSTS  
UP TO 30 KT THIS AFTERNOON. SEAS 2 TO 4 FT. WAVE DETAIL: NW 3 FT  
AT 4 SECONDS AND S 2 FT AT 8 SECONDS. SNOW. A CHANCE OF RAIN THIS  
MORNING, THEN RAIN THIS AFTERNOON. VSBY 1 NM OR LESS.    
TONIGHT  
N WINDS 25 TO 30 KT WITH GUSTS UP TO 40 KT. SEAS 4 TO  
6 FT, BUILDING TO 6 TO 9 FT AFTER MIDNIGHT. WAVE DETAIL: N 6 FT  
AT 6 SECONDS AND S 2 FT AT 9 SECONDS, BECOMING N 8 FT AT  
7 SECONDS AND S 3 FT AT 10 SECONDS. A CHANCE OF SNOW SHOWERS IN  
THE EVENING. LIGHT FREEZING SPRAY AFTER MIDNIGHT. VSBY 1 NM OR  
LESS IN THE EVENING.    
MON  
NW WINDS 20 TO 25 KT WITH GUSTS UP TO 35 KT. SEAS 6 TO  
9 FT. WAVE DETAIL: NW 7 FT AT 7 SECONDS AND N 6 FT AT 8 SECONDS.  
LIGHT FREEZING SPRAY LIKELY IN THE MORNING.    
MON NIGHT  
W WINDS 15 TO 20 KT WITH GUSTS UP TO 30 KT. SEAS  
4 TO 6 FT. WAVE DETAIL: N 5 FT AT 7 SECONDS AND SE 2 FT AT  
10 SECONDS.    
TUE  
W WINDS 10 TO 15 KT. GUSTS UP TO 20 KT IN THE MORNING.  
SEAS 3 TO 5 FT. WAVE DETAIL: W 4 FT AT 6 SECONDS AND NE 2 FT AT  
7 SECONDS.    
TUE NIGHT  
SW 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 2 TO 3 FT. WAVE DETAIL: SW 3 FT AT 5 SECONDS AND N 1 FOOT AT  
5 SECONDS.    
WED AND WED NIGHT  
SW WINDS 20 TO 25 KT, BECOMING W 15 TO  
20 KT. GUSTS UP TO 30 KT. SEAS 3 TO 5 FT.    
THU  
S WINDS 10 TO 15 KT WITH GUSTS UP TO 25 KT. SEAS 2 TO  
4 FT.    
THU NIGHT  
S WINDS 20 TO 25 KT WITH GUSTS UP TO 40 KT. SEAS  
5 TO 7 FT. SHOWERS LIKELY.  
 
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.  
 
 
 
ANZ255-142230-  
COASTAL WATERS EXTENDING OUT TO 25 NM SOUTH OF MARTHAS VINEYARD  
AND NANTUCKET-  
425 AM EST SUN DEC 14 2025  
 
...GALE WARNING IN EFFECT FROM THIS EVENING THROUGH MONDAY  
AFTERNOON...  
   
TODAY  
N WINDS AROUND 10 KT, INCREASING TO 15 TO 20 KT WITH  
GUSTS UP TO 30 KT THIS AFTERNOON. SEAS 3 TO 5 FT. WAVE DETAIL: NW  
4 FT AT 5 SECONDS AND S 2 FT AT 8 SECONDS. SNOW AND RAIN. VSBY  
1 NM OR LESS.    
TONIGHT  
NW WINDS 25 TO 30 KT WITH GUSTS UP TO 40 KT. SEAS 5 TO  
7 FT, BUILDING TO 6 TO 9 FT AFTER MIDNIGHT. WAVE DETAIL: N 7 FT  
AT 6 SECONDS AND S 3 FT AT 9 SECONDS, BECOMING N 8 FT AT  
7 SECONDS AND S 3 FT AT 10 SECONDS. SNOW LIKELY IN THE EVENING.  
LIGHT FREEZING SPRAY AFTER MIDNIGHT. VSBY 1 NM OR LESS IN THE  
EVENING.    
MON  
NW WINDS 20 TO 25 KT. GUSTS UP TO 40 KT, DECREASING TO  
30 KT IN THE AFTERNOON. SEAS 6 TO 9 FT, SUBSIDING TO 5 TO 7 FT IN  
THE AFTERNOON. WAVE DETAIL: N 8 FT AT 7 SECONDS AND S 3 FT AT  
10 SECONDS, BECOMING W 7 FT AT 7 SECONDS AND NE 2 FT AT  
9 SECONDS. LIGHT FREEZING SPRAY LIKELY IN THE MORNING.    
MON NIGHT  
W WINDS 15 TO 20 KT WITH GUSTS UP TO 30 KT. SEAS  
4 TO 6 FT. WAVE DETAIL: W 6 FT AT 6 SECONDS AND NE 2 FT AT  
9 SECONDS.    
TUE  
NW WINDS 15 TO 20 KT, BECOMING W 10 TO 15 KT IN THE  
AFTERNOON. GUSTS UP TO 25 KT. SEAS 5 TO 7 FT, SUBSIDING TO 3 TO  
5 FT IN THE AFTERNOON. WAVE DETAIL: W 5 FT AT 7 SECONDS AND NE  
1 FOOT AT 8 SECONDS, BECOMING SW 4 FT AT 7 SECONDS AND NE 1 FOOT  
AT 7 SECONDS.    
TUE NIGHT  
SW WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT,  
INCREASING TO 20 TO 25 KT WITH GUSTS UP TO 30 KT AFTER MIDNIGHT.  
SEAS 2 TO 3 FT, BUILDING TO 3 TO 5 FT AFTER MIDNIGHT. WAVE  
DETAIL: SW 3 FT AT 6 SECONDS AND N 1 FOOT AT 6 SECONDS, BECOMING  
SW 5 FT AT 6 SECONDS AND SE 1 FOOT AT 11 SECONDS.    
WED AND WED NIGHT  
SW WINDS 20 TO 25 KT, BECOMING W. GUSTS UP  
TO 30 KT. SEAS 5 TO 7 FT.    
THU  
S WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT. SEAS 3 TO  
5 FT.    
THU NIGHT  
S WINDS 25 TO 30 KT WITH GUSTS UP TO 40 KT. SEAS  
5 TO 7 FT. SHOWERS LIKELY.  
 
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.  
 
 
 
ANZ256-142230-  
COASTAL WATERS FROM MONTAUK NY TO MARTHAS VINEYARD EXTENDING OUT  
TO 20 NM SOUTH OF BLOCK ISLAND-  
425 AM EST SUN DEC 14 2025  
 
...GALE WARNING IN EFFECT FROM THIS EVENING THROUGH MONDAY  
AFTERNOON...  
   
TODAY  
N WINDS 5 TO 10 KT WITH GUSTS UP TO 20 KT, INCREASING TO  
15 TO 20 KT WITH GUSTS UP TO 30 KT THIS AFTERNOON. SEAS 3 TO  
5 FT. WAVE DETAIL: NW 4 FT AT 5 SECONDS AND S 2 FT AT 7 SECONDS.  
SNOW AND RAIN. VSBY 1 NM OR LESS.    
TONIGHT  
NW WINDS 25 TO 30 KT WITH GUSTS UP TO 40 KT. SEAS 5 TO  
8 FT. WAVE DETAIL: N 7 FT AT 6 SECONDS AND S 3 FT AT 9 SECONDS.  
SNOW LIKELY IN THE EVENING WITH VSBY 1 TO 3 NM.    
MON  
NW WINDS 20 TO 25 KT. GUSTS UP TO 40 KT, DECREASING TO  
30 KT IN THE AFTERNOON. SEAS 5 TO 8 FT. WAVE DETAIL: N 7 FT AT  
6 SECONDS AND S 3 FT AT 9 SECONDS.    
MON NIGHT  
W WINDS 15 TO 20 KT WITH GUSTS UP TO 30 KT. SEAS  
4 TO 6 FT. WAVE DETAIL: W 5 FT AT 5 SECONDS AND NE 1 FOOT AT  
5 SECONDS. A CHANCE OF SNOW SHOWERS IN THE EVENING.    
TUE  
NW WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT, BECOMING W  
AROUND 10 KT IN THE AFTERNOON. SEAS 4 TO 6 FT. WAVE DETAIL: W  
5 FT AT 7 SECONDS AND SE 1 FOOT AT 11 SECONDS.    
TUE NIGHT  
SW WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT,  
INCREASING TO 20 TO 25 KT WITH GUSTS UP TO 30 KT AFTER MIDNIGHT.  
SEAS 2 TO 3 FT, BUILDING TO 3 TO 5 FT AFTER MIDNIGHT. WAVE  
DETAIL: SW 3 FT AT 6 SECONDS AND SE 1 FOOT AT 11 SECONDS,  
BECOMING SW 5 FT AT 6 SECONDS AND SE 1 FOOT AT 11 SECONDS.    
WED AND WED NIGHT  
SW WINDS 20 TO 25 KT, BECOMING W. GUSTS UP  
TO 30 KT. SEAS 5 TO 7 FT.    
THU  
S WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT. SEAS 4 TO  
5 FT.    
THU NIGHT  
S WINDS 25 TO 30 KT WITH GUSTS UP TO 40 KT. SEAS  
5 TO 8 FT. SHOWERS LIKELY.  
 
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.  
 
 
 
ANZ232-142230-  
NANTUCKET SOUND-  
425 AM EST SUN DEC 14 2025  
 
...GALE WARNING IN EFFECT FROM THIS EVENING THROUGH MONDAY  
AFTERNOON...  
   
TODAY  
N WINDS 5 TO 10 KT, BECOMING NW 15 TO 20 KT WITH GUSTS  
UP TO 30 KT THIS AFTERNOON. SEAS 2 TO 3 FT. WAVE DETAIL: NW 3 FT  
AT 4 SECONDS AND S 1 FOOT AT 8 SECONDS. SNOW. A CHANCE OF RAIN  
THIS AFTERNOON. VSBY 1 NM OR LESS.    
TONIGHT  
NW WINDS 20 TO 25 KT WITH GUSTS UP TO 35 KT. SEAS 3 TO  
5 FT. WAVE DETAIL: N 5 FT AT 5 SECONDS AND S 1 FOOT AT 9 SECONDS.  
LIGHT FREEZING SPRAY. SNOW LIKELY IN THE EVENING WITH VSBY 1 TO  
3 NM.    
MON  
NW WINDS 20 TO 25 KT, DIMINISHING TO 15 TO 20 KT IN THE  
AFTERNOON. GUSTS UP TO 35 KT. SEAS 3 TO 5 FT. WAVE DETAIL: NW  
5 FT AT 4 SECONDS AND NE 3 FT AT 7 SECONDS. LIGHT FREEZING SPRAY  
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 4 SECONDS AND NE 2 FT AT  
9 SECONDS.    
TUE AND TUE NIGHT  
SW WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT.  
SEAS 2 TO 3 FT. WAVE DETAIL: SW 3 FT AT 4 SECONDS AND NE 1 FOOT  
AT 8 SECONDS.    
WED  
SW WINDS 20 TO 25 KT WITH GUSTS UP TO 30 KT. SEAS 3 TO  
5 FT. WAVE DETAIL: SW 4 FT AT 5 SECONDS AND SE 1 FOOT AT  
11 SECONDS.    
WED NIGHT AND THU  
W WINDS 15 TO 20 KT, BECOMING S. GUSTS UP TO  
25 KT. SEAS 2 TO 4 FT.    
THU NIGHT  
S WINDS 25 TO 30 KT WITH GUSTS UP TO 40 KT. SEAS  
3 TO 5 FT. SHOWERS LIKELY.  
 
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.  
 
 
 
ANZ233-142230-  
VINEYARD SOUND-  
425 AM EST SUN DEC 14 2025  
 
...GALE WARNING IN EFFECT FROM THIS EVENING THROUGH MONDAY  
AFTERNOON...  
   
TODAY  
N WINDS 5 TO 10 KT, INCREASING TO 15 TO 20 KT WITH GUSTS  
UP TO 25 KT THIS AFTERNOON. SEAS 2 TO 3 FT. WAVE DETAIL: SW 2 FT  
AT 7 SECONDS. SNOW. VSBY 1 NM OR LESS.    
TONIGHT  
NW WINDS 20 TO 25 KT WITH GUSTS UP TO 35 KT. SEAS 3 TO  
4 FT. WAVE DETAIL: N 4 FT AT 5 SECONDS AND S 2 FT AT 8 SECONDS.  
LIGHT FREEZING SPRAY. A CHANCE OF SNOW IN THE EVENING WITH VSBY  
1 TO 3 NM.    
MON  
NW WINDS 15 TO 20 KT WITH GUSTS UP TO 35 KT. SEAS 3 TO  
4 FT. WAVE DETAIL: N 4 FT AT 6 SECONDS AND S 2 FT AT 9 SECONDS.  
LIGHT FREEZING SPRAY 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 1 FOOT AT  
8 SECONDS.    
TUE AND TUE NIGHT  
SW WINDS 20 TO 25 KT WITH GUSTS UP TO 30 KT.  
SEAS 2 TO 4 FT. WAVE DETAIL: SW 4 FT AT 5 SECONDS AND N 1 FOOT AT  
7 SECONDS.    
WED  
SW WINDS 20 TO 25 KT WITH GUSTS UP TO 30 KT. SEAS 4 TO  
6 FT. WAVE DETAIL: SW 6 FT AT 6 SECONDS AND SE 1 FOOT AT  
10 SECONDS.    
WED NIGHT  
W WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT. SEAS  
3 TO 5 FT.    
THU  
S WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT. SEAS 2 TO  
4 FT.    
THU NIGHT  
S WINDS 25 TO 30 KT WITH GUSTS UP TO 40 KT. SEAS  
4 TO 6 FT. SHOWERS LIKELY.  
 
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.  
 
 
 
ANZ234-142230-  
BUZZARDS BAY-  
425 AM EST SUN DEC 14 2025  
 
...GALE WARNING IN EFFECT FROM THIS EVENING THROUGH MONDAY  
AFTERNOON...  
   
TODAY  
N WINDS 5 TO 10 KT, INCREASING TO 10 TO 15 KT WITH GUSTS  
UP TO 25 KT THIS AFTERNOON. SEAS 2 TO 3 FT. WAVE DETAIL: SW 2 FT  
AT 7 SECONDS. SNOW. VSBY 1 NM OR LESS.    
TONIGHT  
NW WINDS 20 TO 25 KT WITH GUSTS UP TO 35 KT. SEAS  
AROUND 3 FT. WAVE DETAIL: N 3 FT AT 5 SECONDS AND S 2 FT AT  
9 SECONDS. LIGHT FREEZING SPRAY. A CHANCE OF SNOW IN THE EVENING  
WITH VSBY 1 TO 3 NM.    
MON  
NW WINDS 15 TO 20 KT WITH GUSTS UP TO 30 KT. SEAS AROUND  
3 FT. WAVE DETAIL: NW 3 FT AT 4 SECONDS AND N 3 FT AT 7 SECONDS.  
LIGHT FREEZING SPRAY.    
MON NIGHT  
W WINDS 10 TO 15 KT WITH GUSTS UP TO 25 KT. SEAS  
2 TO 3 FT. WAVE DETAIL: W 2 FT AT 5 SECONDS AND NE 2 FT AT  
8 SECONDS.    
TUE AND TUE NIGHT  
SW WINDS 20 TO 25 KT WITH GUSTS UP TO 30 KT.  
SEAS 2 TO 4 FT. WAVE DETAIL: SW 4 FT AT 5 SECONDS AND NE 1 FOOT  
AT 7 SECONDS.    
WED  
SW WINDS 20 TO 25 KT WITH GUSTS UP TO 30 KT. SEAS 3 TO  
5 FT. WAVE DETAIL: SW 5 FT AT 6 SECONDS AND SE 1 FOOT AT  
10 SECONDS.    
WED NIGHT AND THU  
W WINDS 15 TO 20 KT, BECOMING S. GUSTS UP TO  
25 KT. SEAS 2 TO 4 FT.    
THU NIGHT  
S WINDS 25 TO 30 KT WITH GUSTS UP TO 40 KT. SEAS  
4 TO 6 FT. 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.  
 
 
 
ANZ235-142230-  
RHODE ISLAND SOUND-  
425 AM EST SUN DEC 14 2025  
 
...GALE WARNING IN EFFECT FROM THIS EVENING THROUGH MONDAY  
AFTERNOON...  
   
TODAY  
N WINDS 5 TO 10 KT, INCREASING TO 15 TO 20 KT WITH GUSTS  
UP TO 25 KT THIS AFTERNOON. SEAS 2 TO 3 FT. WAVE DETAIL: SW 3 FT  
AT 7 SECONDS. SNOW. VSBY 1 NM OR LESS.    
TONIGHT  
NW WINDS 20 TO 25 KT WITH GUSTS UP TO 35 KT. SEAS 3 TO  
5 FT. WAVE DETAIL: N 5 FT AT 6 SECONDS AND S 3 FT AT 9 SECONDS. A  
CHANCE OF SNOW IN THE EVENING WITH VSBY 1 TO 3 NM.    
MON  
NW WINDS 20 TO 25 KT, DIMINISHING TO 15 TO 20 KT IN THE  
AFTERNOON. GUSTS UP TO 35 KT. SEAS 3 TO 5 FT. WAVE DETAIL: N 5 FT  
AT 6 SECONDS AND S 3 FT AT 10 SECONDS. LIGHT FREEZING SPRAY  
LIKELY IN THE MORNING.    
MON NIGHT  
W WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT. SEAS  
3 TO 4 FT. WAVE DETAIL: W 4 FT AT 5 SECONDS AND NE 1 FOOT AT  
7 SECONDS.    
TUE AND TUE NIGHT  
SW WINDS 20 TO 25 KT WITH GUSTS UP TO 30 KT.  
SEAS 2 TO 4 FT. WAVE DETAIL: SW 4 FT AT 5 SECONDS AND SE 1 FOOT  
AT 11 SECONDS.    
WED AND WED NIGHT  
SW WINDS 20 TO 25 KT WITH GUSTS UP TO 35 KT,  
BECOMING W. SEAS 4 TO 6 FT. WAVE DETAIL: SW 6 FT AT 6 SECONDS AND  
S 6 FT AT 9 SECONDS.    
THU  
S WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT. SEAS 3 TO  
5 FT.    
THU NIGHT  
S WINDS 25 TO 30 KT WITH GUSTS UP TO 40 KT. SEAS  
5 TO 7 FT. 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.  
 
 
 
ANZ237-142230-  
BLOCK ISLAND SOUND-  
425 AM EST SUN DEC 14 2025  
 
...GALE WARNING IN EFFECT FROM THIS EVENING THROUGH MONDAY  
AFTERNOON...  
   
TODAY  
N WINDS 5 TO 10 KT, BECOMING NW 15 TO 20 KT THIS  
AFTERNOON. GUSTS UP TO 25 KT. SEAS 2 TO 3 FT. WAVE DETAIL: NW  
3 FT AT 4 SECONDS AND S 2 FT AT 7 SECONDS. SNOW. VSBY 1 NM OR  
LESS.    
TONIGHT  
NW WINDS 20 TO 25 KT WITH GUSTS UP TO 35 KT. SEAS 3 TO  
5 FT. WAVE DETAIL: N 4 FT AT 4 SECONDS AND S 2 FT AT 8 SECONDS. A  
CHANCE OF SNOW IN THE EVENING. LIGHT FREEZING SPRAY AFTER  
MIDNIGHT.    
MON  
NW WINDS 15 TO 20 KT WITH GUSTS UP TO 35 KT. SEAS 3 TO  
5 FT. WAVE DETAIL: N 4 FT AT 5 SECONDS AND S 2 FT AT 9 SECONDS.  
LIGHT FREEZING SPRAY LIKELY IN THE MORNING.    
MON NIGHT  
W WINDS AROUND 15 KT WITH GUSTS UP TO 25 KT. SEAS  
3 TO 4 FT. WAVE DETAIL: W 3 FT AT 4 SECONDS AND N 1 FOOT AT  
4 SECONDS. A CHANCE OF SNOW SHOWERS IN THE EVENING.    
TUE AND TUE NIGHT  
SW WINDS 15 TO 20 KT WITH GUSTS UP TO 30 KT.  
SEAS 2 TO 4 FT. WAVE DETAIL: W 3 FT AT 5 SECONDS AND SE 1 FOOT AT  
10 SECONDS.    
WED AND WED NIGHT  
SW WINDS 20 TO 25 KT, BECOMING W 15 TO  
20 KT. GUSTS UP TO 30 KT. SEAS 3 TO 5 FT. WAVE DETAIL: SW 5 FT AT  
7 SECONDS.    
THU  
S WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT. SEAS 2 TO  
4 FT.    
THU NIGHT  
S WINDS 20 TO 25 KT WITH GUSTS UP TO 40 KT. SEAS  
5 TO 7 FT. 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.  
 
 
 
ANZ230-142230-  
BOSTON HARBOR-  
425 AM EST SUN DEC 14 2025  
 
...SMALL CRAFT ADVISORY IN EFFECT FROM 4 PM EST THIS AFTERNOON  
THROUGH MONDAY AFTERNOON...  
   
TODAY  
NW WINDS 5 TO 10 KT, BECOMING N 15 TO 20 KT WITH GUSTS  
UP TO 25 KT THIS AFTERNOON. WAVES AROUND 2 FT. SNOW. VSBY 1 NM OR  
LESS.    
TONIGHT  
NW WINDS 15 TO 20 KT WITH GUSTS UP TO 35 KT. WAVES  
AROUND 2 FT. A CHANCE OF SNOW IN THE EVENING.    
MON  
NW WINDS 15 TO 20 KT WITH GUSTS UP TO 30 KT. WAVES AROUND  
2 FT.    
MON NIGHT  
W WINDS 10 TO 15 KT WITH GUSTS UP TO 25 KT. WAVES  
AROUND 2 FT.    
TUE AND TUE NIGHT  
SW WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT.  
WAVES AROUND 2 FT.    
WED THROUGH THU  
SW WINDS 15 TO 20 KT WITH GUSTS UP TO 30 KT.  
WAVES AROUND 2 FT.    
THU NIGHT  
S WINDS 20 TO 25 KT WITH GUSTS UP TO 35 KT. WAVES  
AROUND 2 FT. 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.  
 
 
 
ANZ236-142230-  
NARRAGANSETT BAY-  
425 AM EST SUN DEC 14 2025  
 
...SMALL CRAFT ADVISORY IN EFFECT FROM 4 PM EST THIS AFTERNOON  
THROUGH MONDAY AFTERNOON...  
   
TODAY  
N WINDS AROUND 5 KT, INCREASING TO 10 TO 15 KT WITH  
GUSTS UP TO 25 KT THIS AFTERNOON. WAVES 2 TO 3 FT. SNOW. VSBY  
1 NM OR LESS.    
TONIGHT  
NW WINDS 15 TO 20 KT WITH GUSTS UP TO 30 KT. WAVES  
AROUND 3 FT. A CHANCE OF SNOW IN THE EVENING.    
MON  
NW WINDS 10 TO 15 KT WITH GUSTS UP TO 30 KT. WAVES AROUND  
3 FT. LIGHT FREEZING SPRAY LIKELY IN THE MORNING.    
MON NIGHT  
W WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT. WAVES  
2 TO 3 FT.    
TUE AND TUE NIGHT  
SW WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT.  
WAVES 2 TO 3 FT.    
WED THROUGH THU  
S WINDS 15 TO 20 KT WITH GUSTS UP TO 30 KT.  
WAVES 2 TO 4 FT.    
THU NIGHT  
S WINDS 20 TO 25 KT WITH GUSTS UP TO 40 KT. WAVES  
4 TO 6 FT. 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.  
 
 
 
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WWW.FACEBOOK.COM/NWSBOSTON  
 
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@NWSBOSTON  
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