478
FZUS51 KBOX 251704
CWFBOX
COASTAL WATERS FORECAST FOR MASSACHUSETTS AND RHODE ISLAND
NATIONAL WEATHER SERVICE BOSTON/NORTON MA
104 PM EDT THU JUN 25 2026
COASTAL WATERS FROM THE MERRIMACK RIVER MA TO WATCH HILL RI OUT
TO 60 NM
ANZ200-260600-
104 PM EDT THU JUN 25 2026
SYNOPSIS FOR MASSACHUSETTS AND RHODE ISLAND COASTAL WATERS
A RIDGE OF HIGH PRES REMAINS OFFSHORE THROUGH THU NIGHT. A COLD
FRONT WITH WAVES OF LOW PRES WILL BRING A RISK FOR A ROUND OR TWO OF
SCATTERED SHOWERS AND THUNDERSTORMS FRI MORNING AND AGAIN IN THE
AFTERNOON. A WEAK WAVE OF LOW PRES PASSES SOUTH OF THE WATERS SAT,
FOLLOWED BY HIGH PRES BUILDING ACROSS THE WATERS SUN, CONTINUING
THROUGH THE START OF NEXT WEEK.
ANZ250-260600-
COASTAL WATERS EAST OF IPSWICH BAY AND THE STELLWAGEN BANK
NATIONAL MARINE SANCTUARY-
104 PM EDT THU JUN 25 2026
THIS AFTERNOON
SE WINDS 5 TO 10 KT. SEAS AROUND 2 FT. WAVE
DETAIL: E 2 FT AT 7 SECONDS AND SW 1 FOOT AT 2 SECONDS.
TONIGHT
S WINDS 5 TO 10 KT. SEAS 2 TO 3 FT. WAVE DETAIL: S
2 FT AT 3 SECONDS AND SE 2 FT AT 9 SECONDS.
FRI
S WINDS 5 TO 10 KT, INCREASING TO 10 TO 15 KT WITH GUSTS
UP TO 20 KT IN THE AFTERNOON. SEAS AROUND 2 FT. WAVE DETAIL: SE
2 FT AT 8 SECONDS AND SW 1 FOOT AT 3 SECONDS. A CHANCE OF SHOWERS
IN THE MORNING.
FRI NIGHT
SW WINDS 5 TO 10 KT. SEAS AROUND 2 FT. WAVE DETAIL:
SE 2 FT AT 5 SECONDS AND SE 1 FOOT AT 12 SECONDS. PATCHY FOG
AFTER MIDNIGHT WITH VSBY 1 NM OR LESS.
SAT
NW WINDS AROUND 5 KT, BECOMING E IN THE AFTERNOON. SEAS
AROUND 2 FT. WAVE DETAIL: SE 2 FT AT 6 SECONDS AND W 1 FOOT AT
3 SECONDS. A CHANCE OF SHOWERS. PATCHY FOG IN THE MORNING WITH
VSBY 1 TO 3 NM.
SAT NIGHT
SE WINDS AROUND 5 KT, BECOMING NE AROUND 5 KT AFTER
MIDNIGHT. SEAS AROUND 2 FT. WAVE DETAIL: W 1 FOOT AT 2 SECONDS
AND E 1 FOOT AT 3 SECONDS. A CHANCE OF SHOWERS IN THE EVENING.
SUN THROUGH MON NIGHT
SW WINDS 5 TO 10 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.
ANZ251-260600-
MASSACHUSETTS BAY AND IPSWICH BAY-
104 PM EDT THU JUN 25 2026
THIS AFTERNOON
SE WINDS 5 TO 10 KT. SEAS AROUND 2 FT. WAVE
DETAIL: E 2 FT AT 7 SECONDS AND SW 1 FOOT AT 2 SECONDS.
TONIGHT
S WINDS 5 TO 10 KT. SEAS AROUND 2 FT. WAVE DETAIL: SE
2 FT AT 5 SECONDS AND SE 1 FOOT AT 9 SECONDS.
FRI
S WINDS 5 TO 10 KT. GUSTS UP TO 20 KT IN THE AFTERNOON.
SEAS AROUND 2 FT. WAVE DETAIL: SE 2 FT AT 4 SECONDS AND E 1 FOOT
AT 9 SECONDS. A CHANCE OF SHOWERS IN THE MORNING.
FRI NIGHT
SW WINDS 5 TO 10 KT, BECOMING W AFTER MIDNIGHT. SEAS
AROUND 2 FT IN THE EVENING, THEN 1 FOOT OR LESS. WAVE DETAIL: SE
2 FT AT 5 SECONDS AND E 1 FOOT AT 12 SECONDS, BECOMING SE 1 FOOT
AT 5 SECONDS AND E 1 FOOT AT 11 SECONDS.
SAT
NW WINDS AROUND 5 KT, BECOMING E IN THE AFTERNOON. SEAS
1 FOOT OR LESS. WAVE DETAIL: W 1 FOOT AT 2 SECONDS AND E 1 FOOT
AT 6 SECONDS. A CHANCE OF SHOWERS.
SAT NIGHT
E WINDS 5 TO 10 KT, BECOMING N AFTER MIDNIGHT. SEAS
1 FOOT OR LESS. WAVE DETAIL: E 1 FOOT AT 3 SECONDS AND SW 1 FOOT
AT 3 SECONDS. A CHANCE OF SHOWERS IN THE EVENING.
SUN THROUGH MON NIGHT
SW WINDS 5 TO 10 KT. SEAS 1 FOOT OR
LESS.
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.
ANZ231-260600-
CAPE COD BAY-
104 PM EDT THU JUN 25 2026
THIS AFTERNOON
S WINDS 5 TO 10 KT. SEAS AROUND 2 FT. WAVE
DETAIL: SE 2 FT AT 10 SECONDS AND SW 1 FOOT AT 3 SECONDS.
TONIGHT
S WINDS 5 TO 10 KT. SEAS AROUND 2 FT IN THE EVENING,
THEN 1 FOOT OR LESS. WAVE DETAIL: S 1 FOOT AT 2 SECONDS AND SE
1 FOOT AT 8 SECONDS, BECOMING SW 1 FOOT AT 2 SECONDS AND E 1 FOOT
AT 7 SECONDS.
FRI
S WINDS 5 TO 10 KT, INCREASING TO 10 TO 15 KT WITH GUSTS
UP TO 20 KT IN THE AFTERNOON. SEAS AROUND 2 FT. WAVE DETAIL: SW
1 FOOT AT 2 SECONDS AND S 1 FOOT AT 7 SECONDS.
FRI NIGHT
SW WINDS 5 TO 10 KT. SEAS AROUND 2 FT IN THE
EVENING, THEN 1 FOOT OR LESS. WAVE DETAIL: S 1 FOOT AT 4 SECONDS
AND E 1 FOOT AT 7 SECONDS, BECOMING SW 1 FOOT AT 2 SECONDS AND SE
1 FOOT AT 8 SECONDS. PATCHY FOG. VSBY 1 TO 3 NM, DECREASING TO
1 NM OR LESS AFTER MIDNIGHT.
SAT
NW WINDS AROUND 5 KT, BECOMING E AROUND 5 KT IN THE
AFTERNOON. SEAS 1 FOOT OR LESS. WAVE DETAIL: W 1 FOOT AT
2 SECONDS AND SE 1 FOOT AT 7 SECONDS. A CHANCE OF SHOWERS. PATCHY
FOG IN THE MORNING WITH VSBY 1 NM OR LESS.
SAT NIGHT
E WINDS AROUND 5 KT, BECOMING NE AROUND 5 KT AFTER
MIDNIGHT. SEAS 1 FOOT OR LESS. WAVE DETAIL: E 1 FOOT AT 2 SECONDS
AND SW 1 FOOT AT 2 SECONDS. A CHANCE OF SHOWERS IN THE EVENING.
SUN THROUGH MON NIGHT
SW WINDS AROUND 5 KT. SEAS 1 FOOT OR
LESS.
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.
ANZ254-260600-
COASTAL WATERS FROM PROVINCETOWN MA TO CHATHAM MA TO NANTUCKET MA
OUT 20 NM-
104 PM EDT THU JUN 25 2026
THIS AFTERNOON
S WINDS 5 TO 10 KT. SEAS 2 TO 3 FT. WAVE
DETAIL: SE 3 FT AT 8 SECONDS AND W 1 FOOT AT 3 SECONDS. PATCHY
FOG. VSBY 1 NM OR LESS.
TONIGHT
S WINDS 5 TO 10 KT. SEAS 2 TO 3 FT. WAVE DETAIL: E
3 FT AT 8 SECONDS AND SW 1 FOOT AT 3 SECONDS. PATCHY FOG. VSBY
1 NM OR LESS.
FRI
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. WAVE DETAIL: SW
2 FT AT 4 SECONDS AND S 2 FT AT 7 SECONDS. PATCHY FOG IN THE
MORNING WITH VSBY 1 NM OR LESS.
FRI NIGHT
SW WINDS 10 TO 15 KT, DIMINISHING TO 5 TO 10 KT
AFTER MIDNIGHT. SEAS 2 TO 3 FT. WAVE DETAIL: SE 2 FT AT 6 SECONDS
AND E 1 FOOT AT 12 SECONDS. PATCHY FOG. VSBY 1 NM OR LESS.
SAT
W WINDS AROUND 5 KT, BECOMING SE IN THE AFTERNOON. SEAS
AROUND 2 FT. WAVE DETAIL: SE 2 FT AT 6 SECONDS AND W 1 FOOT AT
3 SECONDS. A CHANCE OF SHOWERS. PATCHY FOG IN THE MORNING WITH
VSBY 1 NM OR LESS.
SAT NIGHT
E WINDS AROUND 5 KT, BECOMING NE AFTER MIDNIGHT.
SEAS AROUND 2 FT. WAVE DETAIL: S 2 FT AT 5 SECONDS AND E 1 FOOT
AT 4 SECONDS. A CHANCE OF SHOWERS.
SUN THROUGH MON NIGHT
SW WINDS 5 TO 10 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.
ANZ255-260600-
COASTAL WATERS EXTENDING OUT TO 25 NM SOUTH OF MARTHAS VINEYARD
AND NANTUCKET-
104 PM EDT THU JUN 25 2026
THIS AFTERNOON
SW WINDS AROUND 10 KT. SEAS 2 TO 3 FT. WAVE
DETAIL: SE 3 FT AT 7 SECONDS AND SW 1 FOOT AT 3 SECONDS.
TONIGHT
S WINDS 5 TO 10 KT. SEAS 2 TO 3 FT. WAVE DETAIL: S
3 FT AT 7 SECONDS AND SW 1 FOOT AT 4 SECONDS. PATCHY FOG. VSBY
1 NM OR LESS.
FRI
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. WAVE DETAIL: SE
3 FT AT 7 SECONDS AND SW 2 FT AT 4 SECONDS. PATCHY FOG IN THE
MORNING WITH VSBY 1 NM OR LESS.
FRI NIGHT
SW WINDS 10 TO 15 KT, DIMINISHING TO 5 TO 10 KT
AFTER MIDNIGHT. SEAS 2 TO 3 FT. WAVE DETAIL: SE 2 FT AT 7 SECONDS
AND SE 1 FOOT AT 12 SECONDS. PATCHY FOG. VSBY 1 NM OR LESS.
SAT
SW WINDS AROUND 5 KT, BECOMING SE IN THE AFTERNOON. SEAS
AROUND 2 FT. WAVE DETAIL: SW 2 FT AT 6 SECONDS AND E 1 FOOT AT
7 SECONDS. SHOWERS LIKELY. PATCHY FOG IN THE MORNING WITH VSBY
1 NM OR LESS.
SAT NIGHT
E WINDS 5 TO 10 KT, BECOMING NE AFTER MIDNIGHT. SEAS
2 TO 3 FT. WAVE DETAIL: SW 2 FT AT 6 SECONDS AND E 1 FOOT AT
4 SECONDS. SHOWERS LIKELY, MAINLY IN THE EVENING.
SUN THROUGH MON NIGHT
SW WINDS 5 TO 10 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.
ANZ256-260600-
COASTAL WATERS FROM MONTAUK NY TO MARTHAS VINEYARD EXTENDING OUT
TO 20 NM SOUTH OF BLOCK ISLAND-
104 PM EDT THU JUN 25 2026
THIS AFTERNOON
SW WINDS 5 TO 10 KT. SEAS AROUND 3 FT. WAVE
DETAIL: SW 3 FT AT 7 SECONDS AND E 1 FOOT AT 7 SECONDS.
TONIGHT
S WINDS AROUND 10 KT. SEAS AROUND 3 FT. WAVE DETAIL:
SW 3 FT AT 6 SECONDS AND E 1 FOOT AT 7 SECONDS. PATCHY FOG AFTER
MIDNIGHT WITH VSBY 1 NM OR LESS.
FRI
S WINDS 5 TO 10 KT, INCREASING TO 10 TO 15 KT WITH GUSTS
UP TO 20 KT IN THE AFTERNOON. SEAS AROUND 3 FT. WAVE DETAIL: S
3 FT AT 7 SECONDS AND SE 1 FOOT AT 12 SECONDS. PATCHY FOG IN THE
MORNING.
FRI NIGHT
SW WINDS 10 TO 15 KT, BECOMING W 5 TO 10 KT AFTER
MIDNIGHT. SEAS 2 TO 3 FT. WAVE DETAIL: S 2 FT AT 7 SECONDS AND SE
1 FOOT AT 11 SECONDS. PATCHY FOG. VSBY 1 NM OR LESS.
SAT
W WINDS AROUND 5 KT, BECOMING SE IN THE AFTERNOON. SEAS
AROUND 2 FT. WAVE DETAIL: SW 2 FT AT 6 SECONDS AND SE 2 FT AT
11 SECONDS. SHOWERS LIKELY. PATCHY FOG IN THE MORNING WITH VSBY
1 NM OR LESS.
SAT NIGHT
E WINDS 5 TO 10 KT, BECOMING NE AFTER MIDNIGHT. SEAS
AROUND 2 FT. WAVE DETAIL: SE 2 FT AT 6 SECONDS AND SE 2 FT AT
10 SECONDS. A CHANCE OF SHOWERS IN THE EVENING.
SUN THROUGH MON NIGHT
SW WINDS 5 TO 10 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.
ANZ232-260600-
NANTUCKET SOUND-
104 PM EDT THU JUN 25 2026
THIS AFTERNOON
SW WINDS AROUND 10 KT. SEAS AROUND 2 FT. WAVE
DETAIL: SW 1 FOOT AT 4 SECONDS AND E 1 FOOT AT 5 SECONDS.
TONIGHT
S WINDS 5 TO 10 KT. SEAS AROUND 2 FT. WAVE DETAIL: SW
1 FOOT AT 3 SECONDS AND E 1 FOOT AT 5 SECONDS. PATCHY FOG AFTER
MIDNIGHT WITH VSBY 1 NM OR LESS.
FRI
S WINDS 5 TO 10 KT, INCREASING TO 10 TO 15 KT WITH GUSTS
UP TO 20 KT IN THE AFTERNOON. SEAS AROUND 2 FT. WAVE DETAIL: SW
2 FT AT 3 SECONDS AND SE 1 FOOT AT 8 SECONDS. PATCHY FOG IN THE
MORNING.
FRI NIGHT
SW WINDS 10 TO 15 KT, DIMINISHING TO 5 TO 10 KT
AFTER MIDNIGHT. SEAS AROUND 2 FT. WAVE DETAIL: SW 2 FT AT
3 SECONDS AND SE 1 FOOT AT 7 SECONDS. PATCHY FOG. VSBY 1 NM OR
LESS.
SAT
SW WINDS AROUND 5 KT, BECOMING SE IN THE AFTERNOON. SEAS
AROUND 2 FT. WAVE DETAIL: S 1 FOOT AT 6 SECONDS AND SE 1 FOOT AT
11 SECONDS. A CHANCE OF SHOWERS. PATCHY FOG IN THE MORNING WITH
VSBY 1 NM OR LESS.
SAT NIGHT
E WINDS 5 TO 10 KT, BECOMING NE AFTER MIDNIGHT. SEAS
AROUND 2 FT. WAVE DETAIL: SE 1 FOOT AT 2 SECONDS AND S 1 FOOT AT
6 SECONDS. A CHANCE OF SHOWERS IN THE EVENING.
SUN THROUGH MON NIGHT
SW WINDS 5 TO 10 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.
ANZ233-260600-
VINEYARD SOUND-
104 PM EDT THU JUN 25 2026
THIS AFTERNOON
SW WINDS AROUND 10 KT. SEAS AROUND 2 FT. WAVE
DETAIL: SW 2 FT AT 8 SECONDS AND SW 1 FOOT AT 5 SECONDS.
TONIGHT
S WINDS 5 TO 10 KT. SEAS AROUND 2 FT. WAVE DETAIL: SW
2 FT AT 8 SECONDS AND SW 1 FOOT AT 4 SECONDS. PATCHY FOG AFTER
MIDNIGHT WITH VSBY 1 TO 3 NM.
FRI
S WINDS 5 TO 10 KT, INCREASING TO 10 TO 15 KT WITH GUSTS
UP TO 20 KT IN THE AFTERNOON. SEAS AROUND 2 FT. WAVE DETAIL: SW
2 FT AT 4 SECONDS AND S 1 FOOT AT 7 SECONDS.
FRI NIGHT
SW WINDS 10 TO 15 KT, DIMINISHING TO 5 TO 10 KT
AFTER MIDNIGHT. SEAS AROUND 2 FT. WAVE DETAIL: S 2 FT AT
7 SECONDS AND SE 1 FOOT AT 12 SECONDS. PATCHY FOG. VSBY 1 NM OR
LESS.
SAT
SW WINDS AROUND 5 KT, BECOMING S IN THE AFTERNOON. SEAS
AROUND 2 FT. WAVE DETAIL: S 1 FOOT AT 6 SECONDS AND SE 1 FOOT AT
11 SECONDS. A CHANCE OF SHOWERS. PATCHY FOG IN THE MORNING WITH
VSBY 1 NM OR LESS.
SAT NIGHT
E WINDS 5 TO 10 KT, BECOMING NE AFTER MIDNIGHT. SEAS
AROUND 2 FT. WAVE DETAIL: SE 1 FOOT AT 3 SECONDS AND S 1 FOOT AT
6 SECONDS. A CHANCE OF SHOWERS IN THE EVENING.
SUN THROUGH MON NIGHT
SW WINDS 5 TO 10 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.
ANZ234-260600-
BUZZARDS BAY-
104 PM EDT THU JUN 25 2026
THIS AFTERNOON
SW WINDS AROUND 10 KT. SEAS AROUND 2 FT. WAVE
DETAIL: E 2 FT AT 9 SECONDS AND SW 1 FOOT AT 3 SECONDS.
TONIGHT
S WINDS 5 TO 10 KT. SEAS AROUND 2 FT. WAVE DETAIL: SE
2 FT AT 8 SECONDS AND SW 1 FOOT AT 3 SECONDS.
FRI
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. WAVE DETAIL: SW
2 FT AT 4 SECONDS AND SE 1 FOOT AT 7 SECONDS.
FRI NIGHT
SW WINDS 10 TO 15 KT, DIMINISHING TO 5 TO 10 KT
AFTER MIDNIGHT. SEAS AROUND 2 FT. WAVE DETAIL: S 2 FT AT
7 SECONDS AND SE 1 FOOT AT 12 SECONDS. PATCHY FOG. VSBY 1 TO
3 NM, DECREASING TO 1 NM OR LESS AFTER MIDNIGHT.
SAT
SW WINDS AROUND 5 KT, BECOMING S IN THE AFTERNOON. SEAS
1 FOOT OR LESS. WAVE DETAIL: S 1 FOOT AT 5 SECONDS AND E 1 FOOT
AT 6 SECONDS. A CHANCE OF SHOWERS. PATCHY FOG IN THE MORNING WITH
VSBY 1 NM OR LESS.
SAT NIGHT
E WINDS 5 TO 10 KT, BECOMING NE AFTER MIDNIGHT. SEAS
1 FOOT OR LESS. WAVE DETAIL: SE 1 FOOT AT 3 SECONDS AND S 1 FOOT
AT 6 SECONDS. A CHANCE OF SHOWERS IN THE EVENING.
SUN THROUGH MON NIGHT
SW WINDS 5 TO 10 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.
ANZ235-260600-
RHODE ISLAND SOUND-
104 PM EDT THU JUN 25 2026
THIS AFTERNOON
S WINDS AROUND 10 KT. SEAS 2 TO 3 FT. WAVE
DETAIL: E 3 FT AT 7 SECONDS AND S 3 FT AT 7 SECONDS.
TONIGHT
S WINDS AROUND 10 KT. SEAS 2 TO 3 FT. WAVE DETAIL: SE
3 FT AT 7 SECONDS AND SW 1 FOOT AT 4 SECONDS. PATCHY FOG AFTER
MIDNIGHT WITH VSBY 1 NM OR LESS.
FRI
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. WAVE DETAIL: S 3 FT
AT 6 SECONDS AND SE 1 FOOT AT 12 SECONDS.
FRI NIGHT
SW WINDS 10 TO 15 KT, BECOMING W 5 TO 10 KT AFTER
MIDNIGHT. SEAS 2 TO 3 FT. WAVE DETAIL: S 2 FT AT 7 SECONDS AND SE
1 FOOT AT 12 SECONDS. PATCHY FOG. VSBY 1 NM OR LESS.
SAT
W WINDS AROUND 5 KT, BECOMING SE IN THE AFTERNOON. SEAS
AROUND 2 FT. WAVE DETAIL: S 2 FT AT 6 SECONDS AND SE 1 FOOT AT
11 SECONDS. A CHANCE OF SHOWERS. PATCHY FOG IN THE MORNING WITH
VSBY 1 NM OR LESS.
SAT NIGHT
E WINDS 5 TO 10 KT, BECOMING NE AFTER MIDNIGHT. SEAS
AROUND 2 FT. WAVE DETAIL: S 2 FT AT 6 SECONDS AND SE 1 FOOT AT
10 SECONDS. A CHANCE OF SHOWERS IN THE EVENING.
SUN THROUGH MON NIGHT
SW WINDS 5 TO 10 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.
ANZ237-260600-
BLOCK ISLAND SOUND-
104 PM EDT THU JUN 25 2026
THIS AFTERNOON
S WINDS 5 TO 10 KT. SEAS 2 TO 3 FT. WAVE
DETAIL: S 3 FT AT 8 SECONDS AND SW 1 FOOT AT 5 SECONDS.
TONIGHT
S WINDS 5 TO 10 KT. SEAS 2 TO 3 FT. WAVE DETAIL: SE
2 FT AT 7 SECONDS AND SW 1 FOOT AT 3 SECONDS.
FRI
S WINDS 5 TO 10 KT, INCREASING TO 10 TO 15 KT IN THE
AFTERNOON. SEAS 2 TO 3 FT. WAVE DETAIL: S 2 FT AT 7 SECONDS.
FRI NIGHT
SW WINDS 5 TO 10 KT, BECOMING W AFTER MIDNIGHT. SEAS
2 TO 3 FT. WAVE DETAIL: S 2 FT AT 7 SECONDS AND SE 1 FOOT AT
12 SECONDS. PATCHY FOG. A CHANCE OF SHOWERS AFTER MIDNIGHT. VSBY
1 NM OR LESS.
SAT
NE WINDS AROUND 5 KT, BECOMING SE IN THE AFTERNOON. SEAS
AROUND 2 FT. WAVE DETAIL: S 2 FT AT 6 SECONDS AND SE 1 FOOT AT
11 SECONDS. A CHANCE OF SHOWERS. PATCHY FOG IN THE MORNING WITH
VSBY 1 TO 3 NM.
SAT NIGHT
E WINDS AROUND 5 KT, BECOMING NE AFTER MIDNIGHT.
SEAS AROUND 2 FT. WAVE DETAIL: S 2 FT AT 6 SECONDS AND SE 1 FOOT
AT 10 SECONDS. A CHANCE OF SHOWERS IN THE EVENING.
SUN THROUGH MON NIGHT
SW WINDS 5 TO 10 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.
ANZ230-260600-
BOSTON HARBOR-
104 PM EDT THU JUN 25 2026
THIS AFTERNOON
SE WINDS 5 TO 10 KT. WAVES 1 FOOT OR LESS.
TONIGHT
S WINDS 5 TO 10 KT. WAVES 1 FOOT OR LESS. A CHANCE OF
SHOWERS AFTER MIDNIGHT.
FRI
S WINDS 5 TO 10 KT. WAVES 1 FOOT OR LESS, THEN AROUND 2 FT
IN THE AFTERNOON. A CHANCE OF SHOWERS IN THE MORNING.
FRI NIGHT
SW WINDS AROUND 5 KT. WAVES 1 FOOT OR LESS.
SAT
N WINDS AROUND 5 KT, BECOMING E IN THE AFTERNOON. WAVES
1 FOOT OR LESS. A CHANCE OF SHOWERS.
SAT NIGHT
E WINDS AROUND 5 KT, BECOMING N AFTER MIDNIGHT.
WAVES 1 FOOT OR LESS. A CHANCE OF SHOWERS IN THE EVENING.
SUN THROUGH MON NIGHT
SW WINDS 5 TO 10 KT. WAVES 1 FOOT OR
LESS.
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.
ANZ236-260600-
NARRAGANSETT BAY-
104 PM EDT THU JUN 25 2026
THIS AFTERNOON
S WINDS AROUND 10 KT. WAVES AROUND 2 FT.
TONIGHT
S WINDS 5 TO 10 KT. WAVES AROUND 2 FT.
FRI
S WINDS 5 TO 10 KT, INCREASING TO 10 TO 15 KT WITH GUSTS
UP TO 20 KT IN THE AFTERNOON. WAVES AROUND 2 FT.
FRI NIGHT
SW WINDS 5 TO 10 KT, BECOMING W AFTER MIDNIGHT.
WAVES AROUND 2 FT. PATCHY FOG. VSBY 1 NM OR LESS.
SAT
W WINDS AROUND 5 KT, BECOMING SE IN THE AFTERNOON. WAVES
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.
SAT NIGHT
E WINDS 5 TO 10 KT, BECOMING N AFTER MIDNIGHT. WAVES
AROUND 2 FT. A CHANCE OF SHOWERS IN THE EVENING.
SUN THROUGH MON NIGHT
SW WINDS 5 TO 10 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.
ANZ280-260600-
OCEAN WATERS FROM THE MERRIMACK RIVER TO PLYMOUTH FROM 40 TO
60 NM-
104 PM EDT THU JUN 25 2026
THIS AFTERNOON
S WINDS 5 TO 10 KT. SEAS 3 TO 4 FT. WAVE
DETAIL: SE 3 FT AT 8 SECONDS AND W 1 FOOT AT 3 SECONDS.
TONIGHT
S WINDS AROUND 10 KT. SEAS AROUND 3 FT. WAVE DETAIL:
SE 3 FT AT 7 SECONDS AND SW 2 FT AT 3 SECONDS. PATCHY FOG. VSBY
1 NM OR LESS.
FRI
S WINDS 10 TO 15 KT. GUSTS UP TO 20 KT IN THE AFTERNOON.
SEAS 2 TO 3 FT. WAVE DETAIL: SE 3 FT AT 7 SECONDS AND SW 2 FT AT
3 SECONDS. PATCHY FOG IN THE MORNING WITH VSBY 1 NM OR LESS.
FRI NIGHT
S WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT, BECOMING
W 5 TO 10 KT AFTER MIDNIGHT. SEAS 2 TO 3 FT. WAVE DETAIL: SE 3 FT
AT 5 SECONDS AND SE 1 FOOT AT 12 SECONDS. PATCHY FOG. VSBY 1 TO
3 NM, DECREASING TO 1 NM OR LESS AFTER MIDNIGHT.
SAT
NW WINDS AROUND 5 KT, BECOMING E IN THE AFTERNOON. SEAS
AROUND 2 FT. WAVE DETAIL: SE 2 FT AT 5 SECONDS AND W 1 FOOT AT
3 SECONDS. PATCHY FOG IN THE MORNING. A CHANCE OF SHOWERS IN THE
AFTERNOON. VSBY 1 TO 3 NM IN THE MORNING.
SAT NIGHT
E WINDS AROUND 5 KT, BECOMING NE AFTER MIDNIGHT.
SEAS AROUND 2 FT. WAVE DETAIL: S 2 FT AT 6 SECONDS AND NE 1 FOOT
AT 3 SECONDS. A CHANCE OF SHOWERS IN THE EVENING.
SUN THROUGH MON NIGHT
SW WINDS 5 TO 10 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.
ANZ281-260600-
OCEAN WATERS FROM PROVINCETOWN TO NANTUCKET FROM 20 TO 60 NM-
104 PM EDT THU JUN 25 2026
THIS AFTERNOON
SW WINDS 5 TO 10 KT. SEAS 3 TO 4 FT. WAVE
DETAIL: S 4 FT AT 8 SECONDS AND W 1 FOOT AT 4 SECONDS. PATCHY
FOG. VSBY 1 NM OR LESS.
TONIGHT
S WINDS 5 TO 10 KT. SEAS AROUND 3 FT. WAVE DETAIL: S
3 FT AT 8 SECONDS AND SW 2 FT AT 4 SECONDS. PATCHY FOG. VSBY 1 NM
OR LESS.
FRI
S WINDS 5 TO 10 KT. SEAS AROUND 3 FT. WAVE DETAIL: S 3 FT
AT 7 SECONDS AND SW 2 FT AT 4 SECONDS. PATCHY FOG. VSBY 1 NM OR
LESS.
FRI NIGHT
SW WINDS 10 TO 15 KT. SEAS AROUND 3 FT. WAVE DETAIL:
SE 2 FT AT 5 SECONDS AND SE 1 FOOT AT 12 SECONDS. PATCHY FOG.
VSBY 1 NM OR LESS.
SAT
SW WINDS 5 TO 10 KT, BECOMING S IN THE AFTERNOON. SEAS
2 TO 3 FT. WAVE DETAIL: SW 2 FT AT 6 SECONDS AND E 1 FOOT AT
4 SECONDS. A CHANCE OF SHOWERS. PATCHY FOG IN THE MORNING WITH
VSBY 1 NM OR LESS.
SAT NIGHT
NE WINDS AROUND 5 KT. SEAS 2 TO 3 FT. WAVE DETAIL:
SW 2 FT AT 5 SECONDS AND NE 1 FOOT AT 3 SECONDS. A CHANCE OF
SHOWERS.
SUN THROUGH MON NIGHT
SW WINDS 5 TO 10 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.
ANZ282-260600-
OCEAN WATERS FROM MARTHAS VINEYARD TO NANTUCKET FROM 25 TO 60 NM-
104 PM EDT THU JUN 25 2026
THIS AFTERNOON
SW WINDS 5 TO 10 KT. SEAS AROUND 3 FT. WAVE
DETAIL: S 3 FT AT 8 SECONDS AND W 1 FOOT AT 4 SECONDS. PATCHY
FOG. VSBY 1 NM OR LESS.
TONIGHT
S WINDS 5 TO 10 KT. SEAS AROUND 3 FT. WAVE DETAIL: SW
3 FT AT 6 SECONDS AND E 1 FOOT AT 6 SECONDS. PATCHY FOG. VSBY
1 NM OR LESS.
FRI
S WINDS 5 TO 10 KT, INCREASING TO 10 TO 15 KT IN THE
AFTERNOON. SEAS AROUND 3 FT. WAVE DETAIL: S 3 FT AT 7 SECONDS AND
SW 2 FT AT 4 SECONDS. PATCHY FOG. VSBY 1 NM OR LESS.
FRI NIGHT
SW WINDS 10 TO 15 KT, DIMINISHING TO 5 TO 10 KT
AFTER MIDNIGHT. SEAS AROUND 3 FT. WAVE DETAIL: S 2 FT AT
5 SECONDS AND SE 1 FOOT AT 11 SECONDS. PATCHY FOG. VSBY 1 NM OR
LESS.
SAT
SW WINDS 5 TO 10 KT, BECOMING SE IN THE AFTERNOON. SEAS
2 TO 3 FT. WAVE DETAIL: SW 3 FT AT 6 SECONDS AND E 1 FOOT AT
5 SECONDS. A CHANCE OF SHOWERS IN THE MORNING, THEN SHOWERS
LIKELY IN THE AFTERNOON. PATCHY FOG IN THE MORNING WITH VSBY 1 NM
OR LESS.
SAT NIGHT
NE WINDS 5 TO 10 KT. SEAS 2 TO 3 FT. WAVE DETAIL: SW
3 FT AT 6 SECONDS AND SE 2 FT AT 11 SECONDS. SHOWERS LIKELY,
MAINLY IN THE EVENING.
SUN THROUGH MON NIGHT
SW WINDS 5 TO 10 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.
ANZ283-260600-
OCEAN WATERS FROM MONTAUK NY TO MARTHAS VINEYARD FROM 25 TO 60 NM-
104 PM EDT THU JUN 25 2026
THIS AFTERNOON
SW WINDS 5 TO 10 KT. SEAS AROUND 3 FT. WAVE
DETAIL: SE 3 FT AT 7 SECONDS AND W 1 FOOT AT 4 SECONDS. PATCHY
FOG. VSBY 1 NM OR LESS.
TONIGHT
S WINDS 5 TO 10 KT. SEAS AROUND 3 FT. WAVE DETAIL: E
3 FT AT 7 SECONDS AND SW 2 FT AT 4 SECONDS. PATCHY FOG. VSBY 1 NM
OR LESS.
FRI
S WINDS 5 TO 10 KT, INCREASING TO 10 TO 15 KT WITH GUSTS
UP TO 20 KT IN THE AFTERNOON. SEAS AROUND 3 FT. WAVE DETAIL: SW
2 FT AT 4 SECONDS AND S 2 FT AT 7 SECONDS. PATCHY FOG IN THE
MORNING.
FRI NIGHT
SW WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT,
DIMINISHING TO 5 TO 10 KT AFTER MIDNIGHT. SEAS 2 TO 3 FT. WAVE
DETAIL: S 2 FT AT 6 SECONDS AND SE 1 FOOT AT 2 SECONDS. PATCHY
FOG. VSBY 1 NM OR LESS.
SAT
SW WINDS 5 TO 10 KT, BECOMING SE IN THE AFTERNOON. SEAS
2 TO 3 FT. WAVE DETAIL: SW 3 FT AT 5 SECONDS AND SE 2 FT AT
11 SECONDS. SHOWERS LIKELY. PATCHY FOG IN THE MORNING WITH VSBY
1 NM OR LESS.
SAT NIGHT
E WINDS 5 TO 10 KT, BECOMING NE AFTER MIDNIGHT. SEAS
2 TO 3 FT. WAVE DETAIL: SW 3 FT AT 6 SECONDS AND SE 2 FT AT
10 SECONDS. SHOWERS LIKELY IN THE EVENING.
SUN THROUGH MON NIGHT
SW WINDS 5 TO 10 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.
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