264
FZUS51 KBOX 051103
CWFBOX
COASTAL WATERS FORECAST FOR MASSACHUSETTS AND RHODE ISLAND
NATIONAL WEATHER SERVICE BOSTON/NORTON MA
703 AM EDT SAT SEP 5 2026
COASTAL WATERS FROM THE MERRIMACK RIVER MA TO WATCH HILL RI OUT
TO 60 NM
ANZ200-060000-
703 AM EDT SAT SEP 5 2026
SYNOPSIS FOR MASSACHUSETTS AND RHODE ISLAND COASTAL WATERS
LOW PRES AND ITS ASSOCIATED COLD FRONT WILL CROSS THE WATERS INTO
TONIGHT. THIS LOW PRES SYSTEM WILL INTENSIFY AS IT LIFTS NE TOWARDS
THE CANADIAN MARITIMES FRI AND SHIFT FARTHER E BY THE HOLIDAY
WEEKEND. HIGH PRES MOVES TOWARDS THE WATERS FOR THE START OF NEXT
WEEK.
ANZ250-060000-
COASTAL WATERS EAST OF IPSWICH BAY AND THE STELLWAGEN BANK
NATIONAL MARINE SANCTUARY-
703 AM EDT SAT SEP 5 2026
...SMALL CRAFT ADVISORY IN EFFECT FROM LATE TONIGHT THROUGH
SUNDAY EVENING...
TODAY
N WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT. SEAS 2 TO
4 FT. WAVE DETAIL: NW 4 FT AT 3 SECONDS AND NE 3 FT AT 7 SECONDS.
TONIGHT
N WINDS 5 TO 10 KT, INCREASING TO 10 TO 15 KT WITH
GUSTS UP TO 20 KT AFTER MIDNIGHT. SEAS 3 TO 5 FT. WAVE DETAIL: NE
4 FT AT 7 SECONDS AND NW 2 FT AT 5 SECONDS.
SUN
N WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT. SEAS 4 TO
5 FT. WAVE DETAIL: NE 4 FT AT 7 SECONDS AND W 2 FT AT 5 SECONDS.
SUN NIGHT
NW WINDS 5 TO 10 KT. GUSTS UP TO 20 KT AFTER
MIDNIGHT. SEAS 3 TO 4 FT. WAVE DETAIL: NE 4 FT AT 7 SECONDS AND
NW 1 FOOT AT 5 SECONDS.
MON AND MON NIGHT
W WINDS 5 TO 10 KT WITH GUSTS UP TO 20 KT.
SEAS 2 TO 4 FT. WAVE DETAIL: NE 3 FT AT 8 SECONDS AND NW 2 FT AT
3 SECONDS.
TUE THROUGH WED
S WINDS 10 TO 15 KT WITH GUSTS UP TO 25 KT.
SEAS 2 TO 3 FT. WAVE DETAIL: S 3 FT AT 4 SECONDS AND E 2 FT AT
9 SECONDS.
WED NIGHT
SW WINDS 15 TO 20 KT WITH GUSTS UP TO 30 KT. SEAS
3 TO 4 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.
ANZ251-060000-
MASSACHUSETTS BAY AND IPSWICH BAY-
703 AM EDT SAT SEP 5 2026
TODAY
N WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT. SEAS 2 TO
3 FT. WAVE DETAIL: N 3 FT AT 2 SECONDS AND E 3 FT AT 7 SECONDS. A
SLIGHT CHANCE OF SHOWERS THIS AFTERNOON.
TONIGHT
NE WINDS 5 TO 10 KT, INCREASING TO 10 TO 15 KT WITH
GUSTS UP TO 20 KT AFTER MIDNIGHT. SEAS 2 TO 3 FT. WAVE DETAIL: E
3 FT AT 7 SECONDS AND S 2 FT AT 4 SECONDS.
SUN
NE WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT. SEAS 2 TO
4 FT. WAVE DETAIL: NE 4 FT AT 7 SECONDS AND W 2 FT AT 9 SECONDS.
SUN NIGHT
NW WINDS 5 TO 10 KT. SEAS 2 TO 3 FT. WAVE DETAIL: NE
3 FT AT 7 SECONDS AND W 1 FOOT AT 6 SECONDS.
MON AND MON NIGHT
W WINDS 5 TO 10 KT. SEAS 2 TO 3 FT. WAVE
DETAIL: NE 3 FT AT 8 SECONDS AND NW 1 FOOT AT 2 SECONDS.
TUE THROUGH WED
S WINDS 10 TO 15 KT WITH GUSTS UP TO 25 KT.
SEAS 2 TO 3 FT. WAVE DETAIL: SE 2 FT AT 3 SECONDS AND E 2 FT AT
9 SECONDS.
WED NIGHT
SW WINDS 15 TO 20 KT WITH 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.
ANZ231-060000-
CAPE COD BAY-
703 AM EDT SAT SEP 5 2026
TODAY
N WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT. SEAS 2 TO
3 FT. WAVE DETAIL: N 2 FT AT 3 SECONDS.
TONIGHT
N WINDS 10 TO 15 KT. GUSTS UP TO 20 KT AFTER MIDNIGHT.
SEAS 2 TO 3 FT. WAVE DETAIL: NE 2 FT AT 4 SECONDS.
SUN
N WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT. SEAS 2 TO
3 FT. WAVE DETAIL: N 3 FT AT 5 SECONDS.
SUN NIGHT
W WINDS AROUND 5 KT, BECOMING NW AFTER MIDNIGHT.
SEAS 2 TO 3 FT. WAVE DETAIL: N 2 FT AT 5 SECONDS.
MON AND MON NIGHT
W WINDS 5 TO 10 KT. SEAS AROUND 2 FT. WAVE
DETAIL: NE 2 FT AT 7 SECONDS AND NW 1 FOOT AT 3 SECONDS.
TUE THROUGH WED
S WINDS 10 TO 15 KT WITH GUSTS UP TO 25 KT.
SEAS 2 TO 4 FT. WAVE DETAIL: S 2 FT AT 3 SECONDS AND NE 1 FOOT AT
6 SECONDS.
WED NIGHT
SW WINDS 15 TO 20 KT WITH GUSTS UP TO 30 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.
ANZ254-060000-
COASTAL WATERS FROM PROVINCETOWN MA TO CHATHAM MA TO NANTUCKET MA
OUT 20 NM-
703 AM EDT SAT SEP 5 2026
...SMALL CRAFT ADVISORY IN EFFECT FROM LATE TONIGHT THROUGH
SUNDAY EVENING...
TODAY
N WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT. SEAS 2 TO
4 FT. WAVE DETAIL: NE 4 FT AT 6 SECONDS AND NW 2 FT AT 4 SECONDS.
TONIGHT
N WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT. SEAS 3 TO
5 FT. WAVE DETAIL: NE 4 FT AT 7 SECONDS AND SW 1 FOOT AT
6 SECONDS.
SUN
N WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT. SEAS 4 TO
6 FT. WAVE DETAIL: NE 5 FT AT 7 SECONDS AND SW 1 FOOT AT
6 SECONDS.
SUN NIGHT
NW WINDS 5 TO 10 KT, INCREASING TO 10 TO 15 KT WITH
GUSTS UP TO 20 KT AFTER MIDNIGHT. SEAS 3 TO 5 FT. WAVE DETAIL: NE
4 FT AT 7 SECONDS AND W 1 FOOT AT 6 SECONDS.
MON AND MON NIGHT
W WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT.
SEAS 2 TO 4 FT. WAVE DETAIL: NE 4 FT AT 8 SECONDS AND W 2 FT AT
3 SECONDS.
TUE THROUGH WED
S WINDS 10 TO 15 KT WITH GUSTS UP TO 25 KT.
SEAS 2 TO 3 FT. WAVE DETAIL: S 3 FT AT 4 SECONDS AND NE 2 FT AT
8 SECONDS.
WED NIGHT
SW WINDS 20 TO 25 KT WITH GUSTS UP TO 30 KT. SEAS
4 TO 6 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.
ANZ255-060000-
COASTAL WATERS EXTENDING OUT TO 25 NM SOUTH OF MARTHAS VINEYARD
AND NANTUCKET-
703 AM EDT SAT SEP 5 2026
...SMALL CRAFT ADVISORY IN EFFECT FROM LATE TONIGHT THROUGH
SUNDAY EVENING...
TODAY
N WINDS 10 TO 15 KT. GUSTS UP TO 20 KT THIS AFTERNOON.
SEAS 2 TO 3 FT. WAVE DETAIL: N 3 FT AT 5 SECONDS.
TONIGHT
NE WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT. SEAS 2 TO
4 FT. WAVE DETAIL: NE 3 FT AT 6 SECONDS AND SW 1 FOOT AT
5 SECONDS.
SUN
N WINDS 15 TO 20 KT, DIMINISHING TO 10 TO 15 KT IN THE
AFTERNOON. SEAS 3 TO 5 FT. WAVE DETAIL: NE 4 FT AT 7 SECONDS AND
W 2 FT AT 6 SECONDS.
SUN NIGHT
NW WINDS 5 TO 10 KT, INCREASING TO 10 TO 15 KT AFTER
MIDNIGHT. SEAS 2 TO 4 FT. WAVE DETAIL: NE 3 FT AT 8 SECONDS AND W
2 FT AT 4 SECONDS.
MON AND MON NIGHT
W WINDS 10 TO 15 KT. SEAS 2 TO 4 FT. WAVE
DETAIL: E 3 FT AT 9 SECONDS AND NW 2 FT AT 4 SECONDS.
TUE THROUGH WED
SW WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT.
SEAS 2 TO 3 FT. WAVE DETAIL: SW 3 FT AT 5 SECONDS AND E 2 FT AT
9 SECONDS.
WED NIGHT
SW WINDS 25 TO 30 KT. SEAS 5 TO 7 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.
ANZ256-060000-
COASTAL WATERS FROM MONTAUK NY TO MARTHAS VINEYARD EXTENDING OUT
TO 20 NM SOUTH OF BLOCK ISLAND-
703 AM EDT SAT SEP 5 2026
TODAY
N WINDS 10 TO 15 KT. SEAS 2 TO 3 FT. WAVE DETAIL: NW
2 FT AT 4 SECONDS AND E 2 FT AT 8 SECONDS. A SLIGHT CHANCE OF
SHOWERS THIS AFTERNOON.
TONIGHT
NE WINDS 10 TO 15 KT. SEAS 2 TO 3 FT. WAVE DETAIL: NE
3 FT AT 5 SECONDS AND S 1 FOOT AT 6 SECONDS.
SUN
N WINDS 10 TO 15 KT. GUSTS UP TO 20 KT IN THE MORNING.
SEAS 2 TO 4 FT. WAVE DETAIL: NE 3 FT AT 5 SECONDS AND SW 1 FOOT
AT 6 SECONDS.
SUN NIGHT
W WINDS AROUND 5 KT, BECOMING NW 10 TO 15 KT AFTER
MIDNIGHT. SEAS 2 TO 3 FT. WAVE DETAIL: NW 2 FT AT 5 SECONDS AND E
2 FT AT 8 SECONDS.
MON AND MON NIGHT
W WINDS 10 TO 15 KT. SEAS AROUND 2 FT. WAVE
DETAIL: NW 2 FT AT 3 SECONDS AND E 2 FT AT 9 SECONDS.
TUE THROUGH WED
SW WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT.
SEAS 2 TO 3 FT. WAVE DETAIL: SW 3 FT AT 5 SECONDS AND E 1 FOOT AT
10 SECONDS.
WED NIGHT
SW WINDS 25 TO 30 KT WITH GUSTS UP TO 35 KT. SEAS
5 TO 8 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.
ANZ232-060000-
NANTUCKET SOUND-
703 AM EDT SAT SEP 5 2026
TODAY
N WINDS 10 TO 15 KT. GUSTS UP TO 20 KT THIS AFTERNOON.
SEAS 2 TO 3 FT. WAVE DETAIL: N 2 FT AT 4 SECONDS.
TONIGHT
N WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT. SEAS 2 TO
3 FT. WAVE DETAIL: NE 2 FT AT 4 SECONDS AND SW 1 FOOT AT
6 SECONDS.
SUN
N WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT. SEAS 2 TO
3 FT. WAVE DETAIL: NE 2 FT AT 4 SECONDS AND W 1 FOOT AT
5 SECONDS.
SUN NIGHT
NW WINDS 5 TO 10 KT, INCREASING TO 10 TO 15 KT AFTER
MIDNIGHT. SEAS 2 TO 3 FT. WAVE DETAIL: NW 2 FT AT 3 SECONDS AND
NE 2 FT AT 8 SECONDS.
MON AND MON NIGHT
W WINDS 10 TO 15 KT. SEAS AROUND 2 FT. WAVE
DETAIL: NW 2 FT AT 3 SECONDS AND E 1 FOOT AT 9 SECONDS.
TUE THROUGH WED
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 E 1 FOOT AT
10 SECONDS.
WED NIGHT
SW WINDS 25 TO 30 KT WITH GUSTS UP TO 35 KT. SEAS
4 TO 6 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.
ANZ233-060000-
VINEYARD SOUND-
703 AM EDT SAT SEP 5 2026
TODAY
N WINDS 10 TO 15 KT. GUSTS UP TO 20 KT THIS AFTERNOON.
SEAS AROUND 2 FT. WAVE DETAIL: NW 1 FOOT AT 4 SECONDS AND E
1 FOOT AT 7 SECONDS. A SLIGHT CHANCE OF SHOWERS THIS AFTERNOON.
TONIGHT
NE WINDS 10 TO 15 KT. SEAS AROUND 2 FT. WAVE DETAIL:
NE 1 FOOT AT 3 SECONDS AND SW 1 FOOT AT 6 SECONDS.
SUN
N WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT. SEAS AROUND
2 FT. WAVE DETAIL: NE 1 FOOT AT 3 SECONDS AND SW 1 FOOT AT
5 SECONDS.
SUN NIGHT
W WINDS 5 TO 10 KT. SEAS AROUND 2 FT IN THE EVENING,
THEN 1 FOOT OR LESS. WAVE DETAIL: W 1 FOOT AT 5 SECONDS AND NE
1 FOOT AT 5 SECONDS, BECOMING NW 1 FOOT AT 4 SECONDS AND E 1 FOOT
AT 8 SECONDS.
MON AND MON NIGHT
NW WINDS 5 TO 10 KT. SEAS 1 FOOT OR LESS.
WAVE DETAIL: NW 1 FOOT AT 3 SECONDS AND E 1 FOOT AT 9 SECONDS.
TUE AND TUE NIGHT
W WINDS 5 TO 10 KT. SEAS AROUND 2 FT. WAVE
DETAIL: SW 2 FT AT 4 SECONDS AND E 1 FOOT AT 9 SECONDS.
WED
SW WINDS 15 TO 20 KT WITH GUSTS UP TO 30 KT. SEAS 2 TO
4 FT.
WED NIGHT
SW WINDS 25 TO 30 KT. SEAS 4 TO 6 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.
ANZ234-060000-
BUZZARDS BAY-
703 AM EDT SAT SEP 5 2026
TODAY
N WINDS 10 TO 15 KT. GUSTS UP TO 20 KT THIS AFTERNOON.
SEAS AROUND 2 FT. WAVE DETAIL: NW 1 FOOT AT 4 SECONDS AND E
1 FOOT AT 6 SECONDS. A SLIGHT CHANCE OF SHOWERS THIS AFTERNOON.
TONIGHT
NE WINDS 10 TO 15 KT, BECOMING N 5 TO 10 KT AFTER
MIDNIGHT. SEAS AROUND 2 FT. WAVE DETAIL: NE 1 FOOT AT 3 SECONDS
AND SW 1 FOOT AT 5 SECONDS.
SUN
N WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT. SEAS AROUND
2 FT. WAVE DETAIL: NE 1 FOOT AT 3 SECONDS AND SW 1 FOOT AT
5 SECONDS.
SUN NIGHT
W WINDS 5 TO 10 KT, BECOMING NW AFTER MIDNIGHT. SEAS
1 FOOT OR LESS. WAVE DETAIL: NE 1 FOOT AT 3 SECONDS AND SW 1 FOOT
AT 5 SECONDS.
MON AND MON NIGHT
NW WINDS 5 TO 10 KT. SEAS 1 FOOT OR LESS.
WAVE DETAIL: NW 1 FOOT AT 2 SECONDS AND E 1 FOOT AT 8 SECONDS.
TUE AND TUE NIGHT
W WINDS 5 TO 10 KT. SEAS AROUND 2 FT. WAVE
DETAIL: W 1 FOOT AT 3 SECONDS AND E 1 FOOT AT 8 SECONDS.
WED
SW WINDS 15 TO 20 KT WITH GUSTS UP TO 30 KT. SEAS 2 TO
4 FT.
WED NIGHT
SW WINDS 25 TO 30 KT. SEAS 4 TO 6 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.
ANZ235-060000-
RHODE ISLAND SOUND-
703 AM EDT SAT SEP 5 2026
TODAY
N WINDS 10 TO 15 KT. SEAS AROUND 2 FT. WAVE DETAIL: NW
2 FT AT 4 SECONDS AND SE 2 FT AT 8 SECONDS. A SLIGHT CHANCE OF
SHOWERS THIS AFTERNOON.
TONIGHT
NE WINDS 10 TO 15 KT. SEAS AROUND 2 FT. WAVE DETAIL:
NE 2 FT AT 5 SECONDS AND S 1 FOOT AT 6 SECONDS.
SUN
N WINDS 10 TO 15 KT, DIMINISHING TO 5 TO 10 KT IN THE
AFTERNOON. SEAS AROUND 2 FT. WAVE DETAIL: NE 2 FT AT 5 SECONDS
AND SW 1 FOOT AT 6 SECONDS.
SUN NIGHT
W WINDS 5 TO 10 KT, BECOMING NW AFTER MIDNIGHT. SEAS
AROUND 2 FT. WAVE DETAIL: NW 2 FT AT 4 SECONDS AND E 1 FOOT AT
7 SECONDS.
MON AND MON NIGHT
NW WINDS 5 TO 10 KT. SEAS AROUND 2 FT. WAVE
DETAIL: NW 2 FT AT 3 SECONDS AND SE 1 FOOT AT 9 SECONDS.
TUE THROUGH WED
SW WINDS 15 TO 20 KT WITH GUSTS UP TO 30 KT.
SEAS 2 TO 3 FT. WAVE DETAIL: SW 3 FT AT 5 SECONDS AND SE 1 FOOT
AT 8 SECONDS.
WED NIGHT
SW WINDS 25 TO 30 KT. SEAS 5 TO 7 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.
ANZ237-060000-
BLOCK ISLAND SOUND-
703 AM EDT SAT SEP 5 2026
TODAY
N WINDS 5 TO 10 KT, BECOMING NE THIS AFTERNOON. SEAS
AROUND 2 FT. WAVE DETAIL: E 2 FT AT 8 SECONDS AND NW 1 FOOT AT
4 SECONDS. A CHANCE OF SHOWERS WITH A SLIGHT CHANCE OF TSTMS THIS
AFTERNOON.
TONIGHT
NE WINDS 5 TO 10 KT. SEAS AROUND 2 FT. WAVE DETAIL: E
2 FT AT 6 SECONDS.
SUN
N WINDS 10 TO 15 KT, DIMINISHING TO 5 TO 10 KT IN THE
AFTERNOON. SEAS AROUND 2 FT. WAVE DETAIL: NE 2 FT AT 5 SECONDS
AND S 1 FOOT AT 6 SECONDS.
SUN NIGHT
NW WINDS 5 TO 10 KT. SEAS AROUND 2 FT. WAVE DETAIL:
E 2 FT AT 7 SECONDS AND S 1 FOOT AT 5 SECONDS.
MON AND MON NIGHT
NW WINDS 5 TO 10 KT. SEAS AROUND 2 FT. WAVE
DETAIL: NW 1 FOOT AT 3 SECONDS AND E 1 FOOT AT 8 SECONDS.
TUE AND TUE NIGHT
W WINDS 5 TO 10 KT. SEAS AROUND 2 FT. WAVE
DETAIL: W 1 FOOT AT 4 SECONDS AND SE 1 FOOT AT 9 SECONDS.
WED
SW WINDS 15 TO 20 KT WITH GUSTS UP TO 30 KT. SEAS 2 TO
4 FT.
WED NIGHT
SW 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.
ANZ230-060000-
BOSTON HARBOR-
703 AM EDT SAT SEP 5 2026
TODAY
NE WINDS 10 TO 15 KT. WAVES AROUND 2 FT. A SLIGHT CHANCE
OF SHOWERS THIS AFTERNOON.
TONIGHT
NE WINDS 5 TO 10 KT. WAVES 1 FOOT OR LESS.
SUN
N WINDS AROUND 10 KT, BECOMING NE IN THE AFTERNOON. WAVES
AROUND 2 FT.
SUN NIGHT
N WINDS 5 TO 10 KT. WAVES 1 FOOT OR LESS.
MON AND MON NIGHT
W WINDS 5 TO 10 KT. WAVES 1 FOOT OR LESS.
TUE THROUGH WED
S WINDS 10 TO 15 KT WITH GUSTS UP TO 25 KT.
WAVES AROUND 2 FT.
WED NIGHT
SW WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT. WAVES
AROUND 2 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.
ANZ236-060000-
NARRAGANSETT BAY-
703 AM EDT SAT SEP 5 2026
TODAY
N WINDS 5 TO 10 KT. WAVES AROUND 2 FT. A CHANCE OF
SHOWERS THIS AFTERNOON.
TONIGHT
NE WINDS 5 TO 10 KT. WAVES AROUND 2 FT. A CHANCE OF
SHOWERS IN THE EVENING.
SUN
N WINDS 5 TO 10 KT. WAVES AROUND 2 FT.
SUN NIGHT
NW WINDS 5 TO 10 KT. WAVES 1 FOOT OR LESS.
MON AND MON NIGHT
W WINDS 5 TO 10 KT. WAVES 1 FOOT OR LESS.
TUE THROUGH WED
SW WINDS 15 TO 20 KT WITH GUSTS UP TO 30 KT.
WAVES 2 TO 3 FT.
WED NIGHT
SW WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT. WAVES
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.
ANZ280-060000-
OCEAN WATERS FROM THE MERRIMACK RIVER TO PLYMOUTH FROM 40 TO
60 NM-
703 AM EDT SAT SEP 5 2026
TODAY
N WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT. SEAS 3 TO
5 FT. WAVE DETAIL: N 4 FT AT 7 SECONDS AND NW 3 FT AT 4 SECONDS.
TONIGHT
N WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT. SEAS 4 TO
6 FT. WAVE DETAIL: NE 5 FT AT 7 SECONDS AND SW 2 FT AT 5 SECONDS.
SUN
N WINDS 15 TO 20 KT, DIMINISHING TO 10 TO 15 KT IN THE
AFTERNOON. GUSTS UP TO 25 KT. SEAS 4 TO 6 FT. WAVE DETAIL: NE
5 FT AT 7 SECONDS AND S 1 FOOT AT 6 SECONDS.
SUN NIGHT
NW WINDS 5 TO 10 KT, INCREASING TO 10 TO 15 KT WITH
GUSTS UP TO 20 KT AFTER MIDNIGHT. SEAS 3 TO 5 FT. WAVE DETAIL: NE
4 FT AT 7 SECONDS AND NW 2 FT AT 5 SECONDS.
MON AND MON NIGHT
W WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT.
SEAS 2 TO 4 FT. WAVE DETAIL: NW 3 FT AT 4 SECONDS AND NE 3 FT AT
7 SECONDS.
TUE THROUGH WED
S WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT.
SEAS 2 TO 3 FT. WAVE DETAIL: S 3 FT AT 4 SECONDS AND E 2 FT AT
9 SECONDS.
WED NIGHT
SW WINDS 20 TO 25 KT WITH GUSTS UP TO 35 KT. SEAS
4 TO 6 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.
ANZ281-060000-
OCEAN WATERS FROM PROVINCETOWN TO NANTUCKET FROM 20 TO 60 NM-
703 AM EDT SAT SEP 5 2026
TODAY
N WINDS 10 TO 15 KT WITH GUSTS UP TO 25 KT. SEAS 3 TO
5 FT. WAVE DETAIL: NE 4 FT AT 6 SECONDS AND SW 2 FT AT 5 SECONDS.
TONIGHT
N WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT. SEAS 4 TO
6 FT. WAVE DETAIL: NE 5 FT AT 7 SECONDS AND SW 1 FOOT AT
6 SECONDS.
SUN
N WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT. SEAS 5 TO
7 FT. WAVE DETAIL: NE 6 FT AT 7 SECONDS AND SW 1 FOOT AT
6 SECONDS.
SUN NIGHT
NW WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT. SEAS
5 TO 6 FT. WAVE DETAIL: NE 5 FT AT 8 SECONDS AND SW 1 FOOT AT
6 SECONDS.
MON
NW WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT. SEAS 3 TO
5 FT. WAVE DETAIL: NE 4 FT AT 8 SECONDS AND SW 2 FT AT 6 SECONDS.
MON NIGHT
W WINDS 5 TO 10 KT. SEAS 2 TO 4 FT. WAVE DETAIL: NE
4 FT AT 9 SECONDS AND W 2 FT AT 4 SECONDS.
TUE THROUGH WED
S WINDS 10 TO 15 KT WITH GUSTS UP TO 25 KT.
SEAS 2 TO 3 FT.
WED NIGHT
SW WINDS 20 TO 25 KT WITH GUSTS UP TO 35 KT. SEAS
4 TO 6 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.
ANZ282-060000-
OCEAN WATERS FROM MARTHAS VINEYARD TO NANTUCKET FROM 25 TO 60 NM-
703 AM EDT SAT SEP 5 2026
TODAY
N WINDS 10 TO 15 KT. GUSTS UP TO 20 KT THIS AFTERNOON.
SEAS 3 TO 4 FT. WAVE DETAIL: NE 3 FT AT 7 SECONDS AND W 2 FT AT
5 SECONDS.
TONIGHT
N WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT. SEAS 3 TO
4 FT. WAVE DETAIL: NE 4 FT AT 7 SECONDS AND W 2 FT AT 5 SECONDS.
SUN
N WINDS AROUND 15 KT WITH GUSTS UP TO 20 KT. SEAS 4 TO
6 FT. WAVE DETAIL: NE 5 FT AT 8 SECONDS AND W 2 FT AT 6 SECONDS.
SUN NIGHT
NW WINDS 10 TO 15 KT. SEAS 4 TO 6 FT. WAVE DETAIL:
NE 5 FT AT 8 SECONDS AND SW 2 FT AT 6 SECONDS.
MON AND MON NIGHT
W WINDS 10 TO 15 KT. SEAS 3 TO 5 FT. WAVE
DETAIL: NE 4 FT AT 9 SECONDS AND W 2 FT AT 5 SECONDS.
TUE THROUGH WED
SW WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT.
SEAS 2 TO 4 FT. WAVE DETAIL: SW 4 FT AT 5 SECONDS AND NE 3 FT AT
9 SECONDS.
WED NIGHT
SW WINDS 20 TO 25 KT WITH GUSTS UP TO 30 KT. SEAS
5 TO 7 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.
ANZ283-060000-
OCEAN WATERS FROM MONTAUK NY TO MARTHAS VINEYARD FROM 25 TO 60 NM-
703 AM EDT SAT SEP 5 2026
TODAY
N WINDS 10 TO 15 KT. GUSTS UP TO 20 KT THIS AFTERNOON.
SEAS AROUND 3 FT. WAVE DETAIL: NE 3 FT AT 7 SECONDS AND NW 2 FT
AT 4 SECONDS.
TONIGHT
NE WINDS 10 TO 15 KT. GUSTS UP TO 20 KT IN THE
EVENING. SEAS 3 TO 4 FT. WAVE DETAIL: NE 4 FT AT 5 SECONDS AND SW
1 FOOT AT 5 SECONDS.
SUN
N WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT. SEAS 3 TO
5 FT. WAVE DETAIL: NE 4 FT AT 7 SECONDS AND SW 1 FOOT AT
6 SECONDS.
SUN NIGHT
NW WINDS 5 TO 10 KT, INCREASING TO 10 TO 15 KT AFTER
MIDNIGHT. SEAS 3 TO 4 FT. WAVE DETAIL: NE 3 FT AT 8 SECONDS AND
SW 2 FT AT 6 SECONDS.
MON AND MON NIGHT
W WINDS 10 TO 15 KT. SEAS 3 TO 4 FT. WAVE
DETAIL: NE 3 FT AT 9 SECONDS AND NW 2 FT AT 4 SECONDS.
TUE AND TUE NIGHT
W WINDS AROUND 10 KT. SEAS 2 TO 3 FT. WAVE
DETAIL: W 2 FT AT 4 SECONDS AND E 2 FT AT 10 SECONDS.
WED
SW WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT. SEAS 3 TO
5 FT.
WED NIGHT
SW WINDS 20 TO 25 KT WITH GUSTS UP TO 35 KT. SEAS
6 TO 9 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.
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