395  
FZUS51 KBOX 010103  
CWFBOX  
 
COASTAL WATERS FORECAST  
NATIONAL WEATHER SERVICE TAUNTON MA  
903 PM EDT SUN APR 30 2017  
 
COASTAL WATERS FROM THE MERRIMACK RIVER MA TO WATCH HILL RI OUT TO  
25 NM  
 
ANZ200-011415-  
903 PM EDT SUN APR 30 2017  
   
SYNOPSIS FOR MASSACHUSETTS AND RHODE ISLAND COASTAL WATERS
 
 
A WARM FRONT WILL SLOWLY LIFT NORTH ACROSS THE WATERS ON MONDAY. A  
COLD FRONT WILL SWEEP ACROSS THE WATERS MONDAY NIGHT INTO EARLY  
TUESDAY. ANOTHER COLD FRONT WILL CROSS THE WATERS ON WEDNESDAY.  
HIGH PRESSURE WILL BE CENTERED TO THE EAST OF THE WATERS FOR  
THURSDAY. LOW PRESSURE WILL MOVE UP THE EASTERN SEABOARD FRIDAY AND  
SATURDAY AND WILL REMAIN WEST OF THE WATERS.  
 
FOR INFORMATION ON POSSIBLE HAZARDOUS WEATHER BEYOND THE 24-36 HOUR  
FORECAST PERIOD...PLEASE VISIT WWW.WEATHER.GOV/BOSTON AND FOLLOW THE  
CURRENT HAZARDS LINK ABOVE THE MAP ON THE LEFT.  
 

 
 
ANZ250-011415-  
COASTAL WATERS EAST OF IPSWICH BAY AND THE STELLWAGEN BANK  
NATIONAL MARINE SANCTUARY-  
903 PM EDT SUN APR 30 2017  
   
OVERNIGHT
 
S WINDS 5 TO 10 KT. GUSTS UP TO 20 KT. SEAS AROUND  
3 FT. A CHANCE OF SHOWERS.    
MON...SE WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT
 
DIMINISHING  
TO 5 TO 10 KT IN THE AFTERNOON. SEAS 2 TO 3 FT. PATCHY FOG. A  
CHANCE OF SHOWERS. VSBY 1 TO 3 NM.    
MON NIGHT...S 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. PATCHY FOG. A CHANCE OF SHOWERS. VSBY 1 NM OR  
LESS.    
TUE
 
SW WINDS 15 TO 20 KT WITH GUSTS UP TO 30 KT. SEAS 4 TO  
6 FT. PATCHY FOG. A CHANCE OF SHOWERS. VSBY 1 TO 3 NM.    
TUE NIGHT...SW WINDS 15 TO 20 KT WITH GUSTS UP TO 30 KT
 
 
BECOMING W 10 TO 15 KT WITH GUSTS UP TO 20 KT AFTER MIDNIGHT.  
SEAS 3 TO 5 FT.    
WED
 
W WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT. SEAS 2 TO  
3 FT.    
WED NIGHT
 
NW WINDS 10 TO 15 KT WITH GUSTS UP TO 25 KT. SEAS  
2 TO 4 FT.    
THU
 
N WINDS 5 TO 10 KT. SEAS 2 TO 3 FT.    
THU NIGHT
 
SE WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT. SEAS  
AROUND 2 FT. RAIN LIKELY.    
FRI
 
SE WINDS 20 TO 25 KT WITH GUSTS UP TO 35 KT. SEAS 3 TO  
5 FT. RAIN.   
FRI NIGHT
 
S WINDS 25 TO 30 KT WITH GUSTS UP TO 35 KT. SEAS  
5 TO 8 FT. RAIN.  
 
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.  
 

 
 
ANZ251-011415-  
MASSACHUSETTS BAY AND IPSWICH BAY-  
903 PM EDT SUN APR 30 2017  
   
OVERNIGHT
 
SE WINDS 5 TO 10 KT. GUSTS UP TO 20 KT. SEAS 2 TO  
3 FT. A CHANCE OF SHOWERS.    
MON
 
SE WINDS 5 TO 10 KT. GUSTS UP TO 20 KT IN THE MORNING.  
SEAS 2 TO 3 FT. PATCHY FOG. A CHANCE OF SHOWERS. VSBY 1 TO 3 NM.    
MON NIGHT...SE WINDS 5 TO 10 KT
 
BECOMING S 10 TO 15 KT AFTER  
MIDNIGHT. GUSTS UP TO 25 KT. SEAS 2 TO 4 FT. PATCHY FOG. SHOWERS  
LIKELY WITH A CHANCE OF TSTMS. VSBY 1 NM OR LESS.    
TUE
 
SW WINDS 10 TO 15 KT WITH GUSTS UP TO 25 KT. SEAS 2 TO  
4 FT. PATCHY FOG. A CHANCE OF SHOWERS. VSBY 1 TO 3 NM.    
TUE NIGHT...W WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT
 
 
DIMINISHING TO 5 TO 10 KT AFTER MIDNIGHT. SEAS 2 TO 4 FT.    
WED
 
W WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT. SEAS AROUND  
2 FT.    
WED NIGHT...W WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT
 
 
BECOMING NW 5 TO 10 KT AFTER MIDNIGHT. SEAS AROUND 2 FT.    
THU
 
NE WINDS 5 TO 10 KT. SEAS 1 FOOT OR LESS. A CHANCE OF  
RAIN.    
THU NIGHT
 
SE WINDS 5 TO 10 KT. SEAS 1 FOOT OR LESS. RAIN  
LIKELY.    
FRI
 
SE WINDS 15 TO 20 KT WITH GUSTS UP TO 30 KT. SEAS 2 TO  
4 FT. RAIN.   
FRI NIGHT
 
S WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT. SEAS  
3 TO 5 FT. RAIN.  
 
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.  
 

 
 
ANZ231-011415-  
CAPE COD BAY-  
903 PM EDT SUN APR 30 2017  
   
OVERNIGHT
 
SE WINDS 5 TO 10 KT. GUSTS UP TO 20 KT. SEAS AROUND  
2 FT. A CHANCE OF SHOWERS.    
MON
 
S WINDS 5 TO 10 KT. GUSTS UP TO 20 KT IN THE MORNING. SEAS  
AROUND 2 FT. PATCHY FOG. A CHANCE OF SHOWERS. VSBY 1 TO 3 NM.    
MON NIGHT
 
S WINDS 10 TO 15 KT WITH GUSTS UP TO 25 KT. SEAS  
2 TO 4 FT. PATCHY FOG. SHOWERS LIKELY WITH A CHANCE OF TSTMS.  
VSBY 1 NM OR LESS.    
TUE
 
SW WINDS 15 TO 20 KT WITH GUSTS UP TO 30 KT. SEAS 2 TO  
4 FT. PATCHY FOG. A CHANCE OF SHOWERS. VSBY 1 TO 3 NM.    
TUE NIGHT...SW WINDS 15 TO 20 KT
 
BECOMING W 10 TO 15 KT AFTER  
MIDNIGHT. GUSTS UP TO 25 KT. SEAS 2 TO 4 FT.    
WED
 
W WINDS AROUND 10 KT WITH GUSTS UP TO 20 KT. SEAS 1 FOOT  
OR LESS.    
WED NIGHT
 
NW WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT. SEAS  
AROUND 2 FT.    
THU
 
N WINDS 5 TO 10 KT. SEAS AROUND 2 FT.    
THU NIGHT
 
SE WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT. SEAS  
1 FOOT OR LESS. RAIN LIKELY.    
FRI
 
SE WINDS 20 TO 25 KT WITH GUSTS UP TO 35 KT. SEAS 2 TO  
4 FT. RAIN WITH A CHANCE OF TSTMS.    
FRI NIGHT
 
S WINDS 20 TO 25 KT WITH GUSTS UP TO 30 KT. SEAS  
2 TO 4 FT. RAIN WITH A CHANCE OF TSTMS.  
 
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.  
 

 
 
ANZ254-011415-  
COASTAL WATERS FROM PROVINCETOWN MA TO CHATHAM MA TO NANTUCKET MA  
OUT 20 NM-  
903 PM EDT SUN APR 30 2017  
   
OVERNIGHT
 
SE WINDS 5 TO 10 KT. GUSTS UP TO 20 KT. SEAS 2 TO  
4 FT. A CHANCE OF SHOWERS.    
MON
 
S WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT. SEAS 2 TO  
4 FT. PATCHY FOG. A CHANCE OF SHOWERS. VSBY 1 NM OR LESS.    
MON NIGHT...S WINDS 10 TO 15 KT
 
INCREASING TO 15 TO 20 KT  
AFTER MIDNIGHT. GUSTS UP TO 30 KT. SEAS 3 TO 5 FT. PATCHY FOG. A  
CHANCE OF SHOWERS. VSBY 1 NM OR LESS.    
TUE
 
SW WINDS 15 TO 20 KT WITH GUSTS UP TO 30 KT. SEAS 5 TO  
8 FT. PATCHY FOG. A CHANCE OF SHOWERS. VSBY 1 NM OR LESS.    
TUE NIGHT...SW WINDS 15 TO 20 KT WITH GUSTS UP TO 30 KT
 
 
DIMINISHING TO 10 TO 15 KT WITH GUSTS UP TO 20 KT AFTER MIDNIGHT.  
SEAS 4 TO 7 FT.    
WED...W WINDS 10 TO 15 KT
 
BECOMING SW 15 TO 20 KT IN THE  
AFTERNOON. GUSTS UP TO 25 KT. SEAS 3 TO 5 FT.    
WED NIGHT
 
NW WINDS 10 TO 15 KT WITH GUSTS UP TO 25 KT. SEAS  
3 TO 5 FT.    
THU
 
N WINDS 5 TO 10 KT. SEAS 2 TO 4 FT.    
THU NIGHT
 
SE WINDS 10 TO 15 KT WITH GUSTS UP TO 25 KT. SEAS  
2 TO 3 FT. A CHANCE OF RAIN.    
FRI
 
SE WINDS 25 TO 30 KT WITH GUSTS UP TO 35 KT. SEAS 4 TO  
6 FT. RAIN WITH A CHANCE OF TSTMS.    
FRI NIGHT
 
S WINDS 25 TO 30 KT WITH GUSTS UP TO 40 KT. SEAS  
6 TO 9 FT. RAIN WITH A CHANCE OF TSTMS.  
 
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.  
 

 
 
ANZ255-011415-  
COASTAL WATERS EXTENDING OUT TO 25 NM SOUTH OF MARTHAS VINEYARD  
AND NANTUCKET-  
903 PM EDT SUN APR 30 2017  
   
OVERNIGHT...SE WINDS 5 TO 10 KT
 
INCREASING TO 10 TO 15 KT WITH  
GUSTS UP TO 20 KT. SEAS 3 TO 4 FT. PATCHY FOG. A CHANCE OF  
SHOWERS WITH VSBY 1 TO 3 NM.    
MON
 
S WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT. SEAS 3 TO  
4 FT. PATCHY FOG. VSBY 1 NM OR LESS.    
MON NIGHT
 
S WINDS 15 TO 20 KT WITH GUSTS UP TO 30 KT. SEAS  
4 TO 7 FT. PATCHY FOG. SHOWERS LIKELY WITH A CHANCE OF TSTMS.  
VSBY 1 NM OR LESS.    
TUE
 
SW WINDS 15 TO 20 KT WITH GUSTS UP TO 30 KT. SEAS 7 TO  
9 FT. PATCHY FOG. A CHANCE OF SHOWERS AND TSTMS. VSBY 1 NM OR  
LESS.    
TUE NIGHT...SW WINDS 15 TO 20 KT WITH GUSTS UP TO 30 KT
 
 
DIMINISHING TO 10 TO 15 KT WITH GUSTS UP TO 20 KT AFTER MIDNIGHT.  
SEAS 6 TO 9 FT.    
WED...W WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT
 
INCREASING TO  
15 TO 20 KT WITH GUSTS UP TO 30 KT IN THE AFTERNOON. SEAS 4 TO  
7 FT.    
WED NIGHT...W WINDS 15 TO 20 KT
 
BECOMING NW 10 TO 15 KT AFTER  
MIDNIGHT. GUSTS UP TO 25 KT. SEAS 4 TO 6 FT.    
THU
 
NE WINDS 5 TO 10 KT. SEAS 2 TO 4 FT.    
THU NIGHT
 
SE WINDS 10 TO 15 KT WITH GUSTS UP TO 25 KT. SEAS  
2 TO 3 FT. A CHANCE OF RAIN.    
FRI
 
SE WINDS 20 TO 25 KT WITH GUSTS UP TO 35 KT. SEAS 4 TO  
6 FT. RAIN WITH A CHANCE OF TSTMS.    
FRI NIGHT
 
S WINDS 25 TO 30 KT WITH GUSTS UP TO 35 KT. SEAS  
6 TO 9 FT. RAIN LIKELY WITH A CHANCE OF TSTMS.  
 
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.  
 

 
 
ANZ256-011415-  
COASTAL WATERS FROM MONTAUK NY TO MARTHAS VINEYARD EXTENDING OUT  
TO 20 NM SOUTH OF BLOCK ISLAND-  
903 PM EDT SUN APR 30 2017  
   
OVERNIGHT...SE WINDS 5 TO 10 KT
 
INCREASING TO 10 TO 15 KT.  
GUSTS UP TO 20 KT. SEAS 3 TO 4 FT. A SLIGHT CHANCE OF SHOWERS  
LATE THIS EVENING...THEN A CHANCE OF SHOWERS. PATCHY FOG WITH  
VSBY 1 TO 3 NM.    
MON
 
S WINDS 10 TO 15 KT WITH GUSTS UP TO 25 KT. SEAS AROUND  
4 FT. PATCHY FOG. VSBY 1 TO 3 NM.    
MON NIGHT
 
SW WINDS 15 TO 20 KT WITH GUSTS UP TO 30 KT. SEAS  
5 TO 8 FT. PATCHY FOG. SHOWERS LIKELY WITH A CHANCE OF TSTMS.  
VSBY 1 NM OR LESS.    
TUE...SW WINDS 20 TO 25 KT
 
DIMINISHING TO 15 TO 20 KT IN THE  
AFTERNOON. GUSTS UP TO 30 KT. SEAS 7 TO 9 FT. PATCHY FOG. A  
CHANCE OF SHOWERS. VSBY 1 TO 3 NM.    
TUE NIGHT...SW WINDS 15 TO 20 KT WITH GUSTS UP TO 30 KT
 
 
BECOMING W 10 TO 15 KT WITH GUSTS UP TO 20 KT AFTER MIDNIGHT.  
SEAS 6 TO 9 FT.    
WED...W WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT
 
INCREASING TO  
15 TO 20 KT WITH GUSTS UP TO 30 KT IN THE AFTERNOON. SEAS 4 TO  
7 FT.    
WED NIGHT...W WINDS 15 TO 20 KT
 
BECOMING NW 10 TO 15 KT AFTER  
MIDNIGHT. GUSTS UP TO 25 KT. SEAS 4 TO 6 FT.    
THU
 
E WINDS 5 TO 10 KT. SEAS 2 TO 4 FT.    
THU NIGHT
 
SE WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT. SEAS  
2 TO 3 FT. RAIN LIKELY.    
FRI
 
SE WINDS 20 TO 25 KT WITH GUSTS UP TO 35 KT. SEAS 4 TO  
7 FT. RAIN WITH A CHANCE OF TSTMS.    
FRI NIGHT
 
S WINDS 20 TO 25 KT WITH GUSTS UP TO 35 KT. SEAS  
6 TO 9 FT. RAIN WITH A CHANCE OF TSTMS.  
 
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.  
 

 
 
ANZ232-011415-  
NANTUCKET SOUND-  
903 PM EDT SUN APR 30 2017  
   
OVERNIGHT
 
SE WINDS 5 TO 10 KT. GUSTS UP TO 20 KT. SEAS 2 TO  
3 FT. A CHANCE OF SHOWERS.    
MON...S WINDS 5 TO 10 KT
 
BECOMING SW 10 TO 15 KT IN THE  
AFTERNOON. GUSTS UP TO 20 KT. SEAS 2 TO 3 FT. PATCHY FOG. A  
CHANCE OF SHOWERS. VSBY 1 NM OR LESS.   
MON NIGHT...SW WINDS 10 TO 15 KT
 
INCREASING TO 15 TO 20 KT  
AFTER MIDNIGHT. GUSTS UP TO 30 KT. SEAS 2 TO 4 FT. PATCHY FOG.  
SHOWERS LIKELY WITH A CHANCE OF TSTMS. VSBY 1 NM OR LESS.    
TUE
 
SW WINDS 15 TO 20 KT WITH GUSTS UP TO 30 KT. SEAS 3 TO  
5 FT. PATCHY FOG. A CHANCE OF SHOWERS. VSBY 1 NM OR LESS.    
TUE NIGHT...SW WINDS 15 TO 20 KT WITH GUSTS UP TO 30 KT
 
 
DIMINISHING TO 10 TO 15 KT WITH GUSTS UP TO 20 KT AFTER MIDNIGHT.  
SEAS 2 TO 4 FT.    
WED...W WINDS 10 TO 15 KT
 
BECOMING SW 15 TO 20 KT IN THE  
AFTERNOON. GUSTS UP TO 25 KT. SEAS 2 TO 3 FT.    
WED NIGHT
 
NW WINDS 10 TO 15 KT WITH GUSTS UP TO 25 KT. SEAS  
2 TO 3 FT.    
THU
 
NE WINDS 5 TO 10 KT. SEAS AROUND 2 FT.    
THU NIGHT
 
SE WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT. SEAS  
AROUND 2 FT. RAIN LIKELY.    
FRI
 
SE WINDS 20 TO 25 KT WITH GUSTS UP TO 35 KT. SEAS 3 TO  
5 FT. RAIN WITH A CHANCE OF TSTMS.    
FRI NIGHT
 
S WINDS 20 TO 25 KT WITH GUSTS UP TO 30 KT. SEAS  
3 TO 5 FT. RAIN WITH A CHANCE OF TSTMS.  
 
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.  
 

 
 
ANZ233-011415-  
VINEYARD SOUND-  
903 PM EDT SUN APR 30 2017  
   
OVERNIGHT
 
SE WINDS 10 TO 15 KT. GUSTS UP TO 20 KT. SEAS AROUND  
2 FT. PATCHY FOG. A CHANCE OF SHOWERS.    
MON...S WINDS 5 TO 10 KT WITH GUSTS UP TO 20 KT
 
BECOMING SW  
10 TO 15 KT IN THE AFTERNOON. SEAS AROUND 2 FT. PATCHY FOG. VSBY  
1 TO 3 NM.    
MON NIGHT...S WINDS 10 TO 15 KT
 
BECOMING SW 15 TO 20 KT AFTER  
MIDNIGHT. GUSTS UP TO 30 KT. SEAS 2 TO 4 FT. PATCHY FOG. A CHANCE  
OF SHOWERS AND TSTMS. VSBY 1 NM OR LESS.    
TUE
 
SW WINDS 15 TO 20 KT WITH GUSTS UP TO 30 KT. SEAS 3 TO  
5 FT. PATCHY FOG. A CHANCE OF SHOWERS. VSBY 1 TO 3 NM.    
TUE NIGHT...SW WINDS 15 TO 20 KT
 
BECOMING W 10 TO 15 KT AFTER  
MIDNIGHT. GUSTS UP TO 25 KT. SEAS 3 TO 5 FT.    
WED...W WINDS 10 TO 15 KT
 
INCREASING TO 15 TO 20 KT IN THE  
AFTERNOON. GUSTS UP TO 25 KT. SEAS 2 TO 4 FT.    
WED NIGHT
 
NW WINDS 10 TO 15 KT. GUSTS UP TO 25 KT IN THE  
EVENING. SEAS 2 TO 4 FT.    
THU
 
NE WINDS 5 TO 10 KT. SEAS AROUND 2 FT. A CHANCE OF RAIN.    
THU NIGHT
 
SE WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT. SEAS  
1 FOOT OR LESS. RAIN LIKELY.    
FRI
 
SE WINDS 20 TO 25 KT WITH GUSTS UP TO 30 KT. SEAS 3 TO  
5 FT. RAIN WITH A CHANCE OF TSTMS.    
FRI NIGHT
 
S WINDS 20 TO 25 KT WITH GUSTS UP TO 30 KT. SEAS  
3 TO 5 FT. RAIN WITH A CHANCE OF TSTMS.  
 
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.  
 

 
 
ANZ234-011415-  
BUZZARDS BAY-  
903 PM EDT SUN APR 30 2017  
   
OVERNIGHT
 
SE WINDS 5 TO 10 KT. GUSTS UP TO 20 KT. SEAS 1 TO  
2 FT. A CHANCE OF SHOWERS.    
MON...S WINDS 5 TO 10 KT
 
INCREASING TO 10 TO 15 KT WITH GUSTS  
UP TO 20 KT IN THE AFTERNOON. SEAS 2 TO 3 FT. PATCHY FOG. A  
CHANCE OF SHOWERS. VSBY 1 TO 3 NM.    
MON NIGHT...SW WINDS 10 TO 15 KT
 
INCREASING TO 15 TO 20 KT  
AFTER MIDNIGHT. GUSTS UP TO 25 KT. SEAS 2 TO 4 FT. PATCHY FOG.  
SHOWERS LIKELY WITH A CHANCE OF TSTMS. VSBY 1 NM OR LESS.    
TUE
 
SW WINDS 15 TO 20 KT WITH GUSTS UP TO 30 KT. SEAS 3 TO  
5 FT. PATCHY FOG. A CHANCE OF SHOWERS. VSBY 1 TO 3 NM.    
TUE NIGHT...SW WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT
 
 
BECOMING W 10 TO 15 KT AFTER MIDNIGHT. SEAS 2 TO 4 FT.    
WED
 
W WINDS 10 TO 15 KT WITH GUSTS UP TO 25 KT. SEAS 2 TO  
4 FT.    
WED NIGHT...W WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT
 
 
BECOMING NW 5 TO 10 KT AFTER MIDNIGHT. SEAS 2 TO 3 FT.    
THU
 
NE WINDS 5 TO 10 KT. SEAS 1 FOOT OR LESS. A CHANCE OF  
RAIN.    
THU NIGHT
 
SE WINDS 5 TO 10 KT. SEAS 1 FOOT OR LESS. RAIN  
LIKELY.    
FRI
 
SE WINDS 20 TO 25 KT WITH GUSTS UP TO 30 KT. SEAS 2 TO  
4 FT. RAIN WITH A CHANCE OF TSTMS.    
FRI NIGHT
 
S WINDS 20 TO 25 KT WITH GUSTS UP TO 30 KT. SEAS  
2 TO 4 FT. RAIN WITH A CHANCE OF TSTMS.  
 
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.  
 

 
 
ANZ235-011415-  
RHODE ISLAND SOUND-  
903 PM EDT SUN APR 30 2017  
   
OVERNIGHT
 
SE WINDS 10 TO 15 KT. GUSTS UP TO 20 KT. SEAS 2 TO  
3 FT. PATCHY FOG. A CHANCE OF SHOWERS WITH VSBY 1 TO 3 NM.    
MON...S WINDS 5 TO 10 KT
 
BECOMING SW 10 TO 15 KT IN THE  
AFTERNOON. GUSTS UP TO 20 KT. SEAS 2 TO 4 FT. PATCHY FOG. VSBY  
1 TO 3 NM.    
MON NIGHT...S WINDS 10 TO 15 KT
 
BECOMING SW 15 TO 20 KT AFTER  
MIDNIGHT. GUSTS UP TO 30 KT. SEAS 4 TO 7 FT. PATCHY FOG. SHOWERS  
LIKELY WITH A CHANCE OF TSTMS. VSBY 1 NM OR LESS.    
TUE
 
SW WINDS 15 TO 20 KT WITH GUSTS UP TO 30 KT. SEAS 6 TO  
9 FT. PATCHY FOG. A CHANCE OF SHOWERS. VSBY 1 TO 3 NM.    
TUE NIGHT...SW WINDS 15 TO 20 KT WITH GUSTS UP TO 30 KT
 
 
BECOMING W 10 TO 15 KT WITH GUSTS UP TO 20 KT AFTER MIDNIGHT.  
SEAS 5 TO 8 FT.    
WED...W WINDS 10 TO 15 KT
 
INCREASING TO 15 TO 20 KT IN THE  
AFTERNOON. GUSTS UP TO 25 KT. SEAS 3 TO 5 FT.    
WED NIGHT
 
NW WINDS 10 TO 15 KT WITH GUSTS UP TO 25 KT. SEAS  
2 TO 4 FT.    
THU
 
E WINDS 5 TO 10 KT. SEAS AROUND 2 FT. A CHANCE OF RAIN.    
THU NIGHT
 
SE WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT. SEAS  
AROUND 2 FT. RAIN LIKELY.    
FRI
 
SE WINDS 20 TO 25 KT WITH GUSTS UP TO 35 KT. SEAS 3 TO  
5 FT. RAIN WITH A CHANCE OF TSTMS.    
FRI NIGHT
 
S WINDS 20 TO 25 KT WITH GUSTS UP TO 30 KT. SEAS  
5 TO 8 FT. RAIN WITH A CHANCE OF TSTMS.  
 
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.  
 

 
 
ANZ237-011415-  
BLOCK ISLAND SOUND-  
903 PM EDT SUN APR 30 2017  
   
OVERNIGHT
 
SE WINDS 5 TO 10 KT WITH GUSTS UP TO 20 KT. SEAS  
2 TO 3 FT. PATCHY FOG. A CHANCE OF SHOWERS WITH VSBY 1 TO 3 NM.    
MON...SE WINDS 5 TO 10 KT
 
BECOMING S 10 TO 15 KT WITH GUSTS UP  
TO 20 KT IN THE AFTERNOON. SEAS 2 TO 4 FT. PATCHY FOG. VSBY 1 TO  
3 NM.    
MON NIGHT...S WINDS 10 TO 15 KT
 
BECOMING SW 15 TO 20 KT AFTER  
MIDNIGHT. GUSTS UP TO 30 KT. SEAS 4 TO 6 FT. PATCHY FOG. SHOWERS  
LIKELY WITH A CHANCE OF TSTMS. VSBY 1 NM OR LESS.    
TUE
 
SW WINDS 15 TO 20 KT WITH GUSTS UP TO 30 KT. SEAS 5 TO  
8 FT. PATCHY FOG. A CHANCE OF SHOWERS. VSBY 1 TO 3 NM.    
TUE NIGHT...SW WINDS 15 TO 20 KT
 
BECOMING W 10 TO 15 KT AFTER  
MIDNIGHT. GUSTS UP TO 25 KT. SEAS 4 TO 6 FT.    
WED
 
W WINDS 10 TO 15 KT WITH GUSTS UP TO 25 KT. SEAS 3 TO  
5 FT.    
WED NIGHT
 
NW WINDS 10 TO 15 KT. GUSTS UP TO 20 KT IN THE  
EVENING. SEAS 2 TO 4 FT.    
THU
 
E WINDS 5 TO 10 KT. SEAS AROUND 2 FT. A CHANCE OF RAIN.    
THU NIGHT
 
SE WINDS 10 TO 15 KT WITH GUSTS UP TO 25 KT. SEAS  
AROUND 2 FT. RAIN LIKELY.    
FRI
 
SE WINDS 20 TO 25 KT WITH GUSTS UP TO 30 KT. SEAS 4 TO  
6 FT. RAIN WITH A CHANCE OF TSTMS. VSBY 1 TO 3 NM.    
FRI NIGHT
 
S WINDS 20 TO 25 KT WITH GUSTS UP TO 30 KT. SEAS  
4 TO 7 FT. RAIN.  
 
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.  
 

 
 
ANZ230-011415-  
BOSTON HARBOR-  
903 PM EDT SUN APR 30 2017  
   
OVERNIGHT
 
SE WINDS AROUND 5 KT. WAVES 1 FOOT OR LESS. A CHANCE  
OF SHOWERS.    
MON
 
SE WINDS AROUND 5 KT. WAVES 1 FOOT OR LESS. PATCHY FOG. A  
CHANCE OF SHOWERS. VSBY 1 TO 3 NM.    
MON NIGHT...SE WINDS 5 TO 10 KT
 
BECOMING S 10 TO 15 KT WITH  
GUSTS UP TO 20 KT AFTER MIDNIGHT. WAVES AROUND 2 FT. PATCHY FOG.  
SHOWERS LIKELY WITH A CHANCE OF TSTMS. VSBY 1 NM OR LESS.    
TUE
 
SW WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT. WAVES AROUND  
2 FT. PATCHY FOG. A CHANCE OF SHOWERS. VSBY 1 TO 3 NM.    
TUE NIGHT...W WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT
 
 
DIMINISHING TO 5 TO 10 KT AFTER MIDNIGHT. WAVES AROUND 2 FT.    
WED
 
W WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT. WAVES AROUND  
2 FT.    
WED NIGHT
 
NW WINDS 5 TO 10 KT. GUSTS UP TO 20 KT IN THE  
EVENING. WAVES AROUND 2 FT.    
THU
 
NE WINDS AROUND 5 KT. WAVES 1 FOOT OR LESS. A CHANCE OF  
RAIN.    
THU NIGHT
 
SE WINDS 5 TO 10 KT. WAVES 1 FOOT OR LESS. RAIN  
LIKELY.    
FRI
 
SE WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT. WAVES 2 TO  
3 FT. RAIN.   
FRI NIGHT
 
S WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT. WAVES  
2 TO 3 FT. RAIN.  
 
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.  
 

 
 
ANZ236-011415-  
NARRAGANSETT BAY-  
903 PM EDT SUN APR 30 2017  
   
OVERNIGHT
 
SE WINDS 5 TO 10 KT. WAVES 1 FOOT OR LESS. A CHANCE  
OF SHOWERS.   
MON
 
S WINDS 5 TO 10 KT. WAVES 1 TO 2 FT. PATCHY FOG. A CHANCE  
OF SHOWERS. VSBY 1 TO 3 NM.    
MON NIGHT
 
S WINDS 10 TO 15 KT WITH GUSTS UP TO 25 KT. WAVES  
2 TO 4 FT. PATCHY FOG. SHOWERS LIKELY WITH A CHANCE OF TSTMS.  
VSBY 1 NM OR LESS.    
TUE
 
SW WINDS 10 TO 15 KT WITH GUSTS UP TO 25 KT. WAVES 2 TO  
4 FT...EXCEPT 4 TO 7 FT AT THE BAY ENTRANCE. PATCHY FOG. A CHANCE  
OF SHOWERS. VSBY 1 TO 3 NM.    
TUE NIGHT...SW WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT
 
 
BECOMING W 5 TO 10 KT AFTER MIDNIGHT. WAVES 2 TO 4 FT.    
WED
 
W WINDS 10 TO 15 KT WITH GUSTS UP TO 25 KT. WAVES 2 TO  
3 FT.    
WED NIGHT
 
NW WINDS 5 TO 10 KT. GUSTS UP TO 20 KT IN THE  
EVENING. WAVES AROUND 2 FT.    
THU
 
E WINDS AROUND 5 KT. WAVES 1 FOOT OR LESS. A CHANCE OF  
RAIN.    
THU NIGHT
 
SE WINDS 5 TO 10 KT. WAVES 1 FOOT OR LESS. RAIN  
LIKELY.    
FRI
 
SE WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT. WAVES 2 TO  
4 FT. RAIN WITH A CHANCE OF TSTMS.   
FRI NIGHT
 
S WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT. WAVES  
2 TO 4 FT. RAIN.  
 
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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WWW.FACEBOOK.COM/NWSBOSTON  
 
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@NWSBOSTON  
 
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