964
FZUS51 KBOX 031103
CWFBOX
COASTAL WATERS FORECAST FOR MASSACHUSETTS AND RHODE ISLAND
NATIONAL WEATHER SERVICE BOSTON/NORTON MA
703 AM EDT SAT OCT 3 2026
COASTAL WATERS FROM THE MERRIMACK RIVER MA TO WATCH HILL RI OUT
TO 60 NM
ANZ200-040000-
703 AM EDT SAT OCT 3 2026
SYNOPSIS FOR MASSACHUSETTS AND RHODE ISLAND COASTAL WATERS
A COLD FRONT WILL BE MOVING SOUTHEAST THROUGH THE OFFSHORE WATERS
EARLY TONIGHT. HIGH PRES THEN BUILDS INTO THE GULF OF MAINE SAT, BUT
WEAKENS SUN WITH SHOWERS RETURNING TO THE SOUTHERN WATERS. HIGH PRES
THEN BRINGS BLUSTERY NW WINDS TO THE WATERS INTO EARLY NEXT WEEK.
ANZ250-040000-
COASTAL WATERS EAST OF IPSWICH BAY AND THE STELLWAGEN BANK
NATIONAL MARINE SANCTUARY-
703 AM EDT SAT OCT 3 2026
TODAY
N WINDS 5 TO 10 KT. SEAS 2 TO 3 FT. WAVE DETAIL: NE 3 FT
AT 11 SECONDS AND NW 2 FT AT 3 SECONDS.
TONIGHT
E WINDS 5 TO 10 KT. SEAS AROUND 2 FT. WAVE DETAIL: SW
2 FT AT 5 SECONDS AND E 2 FT AT 8 SECONDS.
SUN
E WINDS 5 TO 10 KT. SEAS 2 TO 3 FT. WAVE DETAIL: SE 3 FT
AT 5 SECONDS.
SUN NIGHT
E WINDS 5 TO 10 KT. SEAS 2 TO 3 FT. WAVE DETAIL: E
3 FT AT 8 SECONDS AND SE 1 FOOT AT 2 SECONDS. A CHANCE OF
SHOWERS.
MON
NW WINDS 5 TO 10 KT, BECOMING W 10 TO 15 KT WITH GUSTS UP
TO 20 KT IN THE AFTERNOON. SEAS 2 TO 4 FT. WAVE DETAIL: E 4 FT AT
8 SECONDS AND SW 2 FT AT 3 SECONDS. A CHANCE OF SHOWERS IN THE
MORNING.
MON NIGHT
NW WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT. SEAS
3 TO 5 FT. WAVE DETAIL: W 4 FT AT 4 SECONDS AND E 4 FT AT
8 SECONDS.
TUE
NW WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT. SEAS 3 TO
5 FT.
TUE NIGHT THROUGH WED NIGHT
SW WINDS 10 TO 15 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.
ANZ251-040000-
MASSACHUSETTS BAY AND IPSWICH BAY-
703 AM EDT SAT OCT 3 2026
TODAY
NE WINDS 5 TO 10 KT. SEAS AROUND 2 FT. WAVE DETAIL: W
2 FT AT 6 SECONDS AND NE 2 FT AT 11 SECONDS.
TONIGHT
E WINDS 5 TO 10 KT. SEAS AROUND 2 FT. WAVE DETAIL: E
2 FT AT 6 SECONDS.
SUN
E WINDS 5 TO 10 KT. SEAS AROUND 2 FT. WAVE DETAIL: E 2 FT
AT 7 SECONDS AND SE 1 FOOT AT 4 SECONDS.
SUN NIGHT
E WINDS 5 TO 10 KT, BECOMING NE AFTER MIDNIGHT. SEAS
AROUND 2 FT. WAVE DETAIL: E 2 FT AT 8 SECONDS AND SE 1 FOOT AT
3 SECONDS. A CHANCE OF SHOWERS.
MON
NW WINDS 5 TO 10 KT, BECOMING W 10 TO 15 KT WITH GUSTS UP
TO 20 KT IN THE AFTERNOON. SEAS 2 TO 3 FT. WAVE DETAIL: E 3 FT AT
8 SECONDS AND W 2 FT AT 3 SECONDS. A CHANCE OF SHOWERS IN THE
MORNING.
MON NIGHT
NW WINDS 15 TO 20 KT. SEAS 2 TO 3 FT. WAVE DETAIL:
NW 3 FT AT 4 SECONDS AND E 3 FT AT 8 SECONDS.
TUE THROUGH WED NIGHT
SW WINDS 15 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.
ANZ231-040000-
CAPE COD BAY-
703 AM EDT SAT OCT 3 2026
TODAY
NE WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT. SEAS AROUND
2 FT. WAVE DETAIL: NW 1 FOOT AT 3 SECONDS AND NE 1 FOOT AT
7 SECONDS.
TONIGHT
NE WINDS 5 TO 10 KT. SEAS AROUND 2 FT IN THE EVENING,
THEN 1 FOOT OR LESS. WAVE DETAIL: N 1 FOOT AT 4 SECONDS, BECOMING
NE 1 FOOT AT 4 SECONDS.
SUN
E WINDS 5 TO 10 KT. SEAS AROUND 2 FT. WAVE DETAIL: E
1 FOOT AT 4 SECONDS.
SUN NIGHT
E WINDS 5 TO 10 KT. SEAS AROUND 2 FT. WAVE DETAIL: E
1 FOOT AT 3 SECONDS. SHOWERS LIKELY.
MON
NW WINDS 5 TO 10 KT, BECOMING W 10 TO 15 KT WITH GUSTS UP
TO 20 KT IN THE AFTERNOON. SEAS AROUND 2 FT. WAVE DETAIL: NW
1 FOOT AT 2 SECONDS AND NE 1 FOOT AT 5 SECONDS. A CHANCE OF
SHOWERS IN THE MORNING.
MON NIGHT
NW WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT. SEAS
2 TO 3 FT. WAVE DETAIL: NW 3 FT AT 4 SECONDS AND NE 1 FOOT AT
6 SECONDS.
TUE THROUGH WED NIGHT
SW WINDS 15 TO 20 KT WITH GUSTS UP TO
25 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.
ANZ254-040000-
COASTAL WATERS FROM PROVINCETOWN MA TO CHATHAM MA TO NANTUCKET MA
OUT 20 NM-
703 AM EDT SAT OCT 3 2026
TODAY
NE WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT. SEAS 2 TO
4 FT. WAVE DETAIL: SW 3 FT AT 6 SECONDS AND NE 3 FT AT
11 SECONDS.
TONIGHT
NE WINDS 10 TO 15 KT. SEAS 2 TO 3 FT. WAVE DETAIL: NE
3 FT AT 6 SECONDS AND S 1 FOOT AT 5 SECONDS.
SUN
E WINDS 10 TO 15 KT. SEAS 2 TO 3 FT. WAVE DETAIL: E 3 FT
AT 6 SECONDS AND S 1 FOOT AT 5 SECONDS.
SUN NIGHT
E WINDS 5 TO 10 KT. SEAS 2 TO 4 FT. WAVE DETAIL: E
4 FT AT 8 SECONDS AND E 1 FOOT AT 4 SECONDS. SHOWERS LIKELY,
MAINLY IN THE EVENING.
MON
NW WINDS 5 TO 10 KT, BECOMING W 10 TO 15 KT WITH GUSTS UP
TO 20 KT IN THE AFTERNOON. SEAS 3 TO 4 FT. WAVE DETAIL: E 4 FT AT
8 SECONDS AND SW 2 FT AT 4 SECONDS. A CHANCE OF SHOWERS IN THE
MORNING.
MON NIGHT
NW 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 E 4 FT AT
8 SECONDS.
TUE
NW WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT. SEAS 3 TO
5 FT.
TUE NIGHT THROUGH WED 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.
ANZ255-040000-
COASTAL WATERS EXTENDING OUT TO 25 NM SOUTH OF MARTHAS VINEYARD
AND NANTUCKET-
703 AM EDT SAT OCT 3 2026
TODAY
NE WINDS AROUND 15 KT WITH GUSTS UP TO 20 KT. SEAS 3 TO
4 FT. WAVE DETAIL: SW 3 FT AT 6 SECONDS AND NE 3 FT AT
11 SECONDS. A SLIGHT CHANCE OF SHOWERS THIS MORNING.
TONIGHT
NE WINDS 10 TO 15 KT. SEAS 2 TO 3 FT. WAVE DETAIL: NE
3 FT AT 6 SECONDS AND SW 2 FT AT 5 SECONDS.
SUN
E WINDS 10 TO 15 KT. GUSTS UP TO 20 KT IN THE MORNING.
SEAS 2 TO 3 FT. WAVE DETAIL: SE 3 FT AT 6 SECONDS.
SUN NIGHT
NE WINDS 5 TO 10 KT. SEAS 2 TO 3 FT. WAVE DETAIL: E
3 FT AT 6 SECONDS. SHOWERS. PATCHY FOG IN THE EVENING.
MON
NW WINDS 5 TO 10 KT, BECOMING W 10 TO 15 KT WITH GUSTS UP
TO 20 KT IN THE AFTERNOON. SEAS 2 TO 4 FT. WAVE DETAIL: E 4 FT AT
8 SECONDS AND W 3 FT AT 5 SECONDS. A CHANCE OF SHOWERS IN THE
MORNING.
MON NIGHT
NW WINDS 20 TO 25 KT. SEAS 4 TO 6 FT. WAVE DETAIL: W
5 FT AT 5 SECONDS AND E 3 FT AT 8 SECONDS.
TUE
NW WINDS 15 TO 20 KT. SEAS 3 TO 5 FT.
TUE NIGHT THROUGH WED NIGHT
SW WINDS 10 TO 15 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.
ANZ256-040000-
COASTAL WATERS FROM MONTAUK NY TO MARTHAS VINEYARD EXTENDING OUT
TO 20 NM SOUTH OF BLOCK ISLAND-
703 AM EDT SAT OCT 3 2026
TODAY
NE WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT. SEAS 3 TO
4 FT. WAVE DETAIL: SW 3 FT AT 6 SECONDS AND NE 3 FT AT
11 SECONDS.
TONIGHT
E WINDS 10 TO 15 KT. GUSTS UP TO 20 KT AFTER MIDNIGHT.
SEAS 2 TO 3 FT. WAVE DETAIL: E 3 FT AT 6 SECONDS AND SW 1 FOOT AT
5 SECONDS.
SUN
E WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT. SEAS 2 TO
4 FT. WAVE DETAIL: SE 4 FT AT 5 SECONDS. A CHANCE OF SHOWERS IN
THE AFTERNOON.
SUN NIGHT
E WINDS 10 TO 15 KT, BECOMING NE 5 TO 10 KT AFTER
MIDNIGHT. SEAS 2 TO 4 FT. WAVE DETAIL: E 4 FT AT 8 SECONDS AND E
3 FT AT 5 SECONDS. SHOWERS LIKELY. PATCHY FOG IN THE EVENING.
MON
NW WINDS 5 TO 10 KT, BECOMING W 10 TO 15 KT WITH GUSTS UP
TO 20 KT IN THE AFTERNOON. SEAS 2 TO 4 FT. WAVE DETAIL: SW 3 FT
AT 5 SECONDS AND E 3 FT AT 8 SECONDS. A CHANCE OF SHOWERS IN THE
MORNING.
MON NIGHT
NW WINDS 20 TO 25 KT. SEAS 4 TO 6 FT. WAVE DETAIL:
NW 5 FT AT 5 SECONDS AND E 3 FT AT 8 SECONDS.
TUE
NW WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT. SEAS 3 TO
5 FT.
TUE NIGHT THROUGH WED NIGHT
SW WINDS 10 TO 15 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.
ANZ232-040000-
NANTUCKET SOUND-
703 AM EDT SAT OCT 3 2026
TODAY
NE WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT. SEAS AROUND
2 FT. WAVE DETAIL: SW 2 FT AT 6 SECONDS AND NE 2 FT AT 9 SECONDS.
TONIGHT
NE WINDS 10 TO 15 KT. SEAS AROUND 2 FT. WAVE DETAIL:
NE 2 FT AT 4 SECONDS AND SW 1 FOOT AT 5 SECONDS.
SUN
E WINDS 10 TO 15 KT. SEAS AROUND 2 FT. WAVE DETAIL: SE
2 FT AT 5 SECONDS.
SUN NIGHT
NE WINDS 5 TO 10 KT. SEAS AROUND 2 FT. WAVE DETAIL:
E 2 FT AT 5 SECONDS. SHOWERS LIKELY.
MON
NW WINDS 5 TO 10 KT, BECOMING W 10 TO 15 KT WITH GUSTS UP
TO 20 KT IN THE AFTERNOON. SEAS 2 TO 3 FT. WAVE DETAIL: W 2 FT AT
3 SECONDS AND E 2 FT AT 8 SECONDS. A CHANCE OF SHOWERS IN THE
MORNING.
MON NIGHT
NW WINDS 20 TO 25 KT, DIMINISHING TO 15 TO 20 KT
AFTER MIDNIGHT. SEAS 2 TO 4 FT. WAVE DETAIL: W 3 FT AT 4 SECONDS
AND E 2 FT AT 8 SECONDS.
TUE THROUGH WED NIGHT
SW WINDS 15 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.
ANZ233-040000-
VINEYARD SOUND-
703 AM EDT SAT OCT 3 2026
TODAY
NE WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT. SEAS AROUND
2 FT. WAVE DETAIL: SW 2 FT AT 6 SECONDS AND NE 1 FOOT AT
6 SECONDS.
TONIGHT
NE WINDS AROUND 10 KT. SEAS AROUND 2 FT. WAVE DETAIL:
NE 1 FOOT AT 4 SECONDS AND SW 1 FOOT AT 5 SECONDS.
SUN
E WINDS 10 TO 15 KT. SEAS AROUND 2 FT. WAVE DETAIL: E
1 FOOT AT 5 SECONDS.
SUN NIGHT
NE WINDS 5 TO 10 KT. SEAS AROUND 2 FT. WAVE DETAIL:
E 1 FOOT AT 5 SECONDS. SHOWERS LIKELY.
MON
NW WINDS 5 TO 10 KT, BECOMING W 10 TO 15 KT WITH GUSTS UP
TO 20 KT IN THE AFTERNOON. SEAS 2 TO 3 FT. WAVE DETAIL: W 2 FT AT
4 SECONDS AND E 1 FOOT AT 9 SECONDS. A CHANCE OF SHOWERS IN THE
MORNING.
MON NIGHT
NW WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT. SEAS
2 TO 3 FT. WAVE DETAIL: W 3 FT AT 5 SECONDS AND SE 1 FOOT AT
9 SECONDS.
TUE THROUGH WED NIGHT
SW WINDS 15 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.
ANZ234-040000-
BUZZARDS BAY-
703 AM EDT SAT OCT 3 2026
TODAY
NE WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT. SEAS AROUND
2 FT. WAVE DETAIL: SW 2 FT AT 6 SECONDS AND NE 1 FOOT AT
3 SECONDS.
TONIGHT
NE WINDS 5 TO 10 KT. SEAS AROUND 2 FT IN THE EVENING,
THEN 1 FOOT OR LESS. WAVE DETAIL: NE 1 FOOT AT 3 SECONDS AND SW
1 FOOT AT 5 SECONDS, BECOMING NE 1 FOOT AT 3 SECONDS AND S 1 FOOT
AT 5 SECONDS.
SUN
E WINDS 10 TO 15 KT. SEAS AROUND 2 FT. WAVE DETAIL: E
1 FOOT AT 4 SECONDS.
SUN NIGHT
NE WINDS 5 TO 10 KT. SEAS 1 FOOT OR LESS. WAVE
DETAIL: E 1 FOOT AT 3 SECONDS. SHOWERS LIKELY.
MON
NW WINDS 5 TO 10 KT, BECOMING W 10 TO 15 KT WITH GUSTS UP
TO 20 KT IN THE AFTERNOON. SEAS 1 FOOT OR LESS, THEN 2 TO 3 FT IN
THE AFTERNOON. WAVE DETAIL: SW 1 FOOT AT 4 SECONDS AND E 1 FOOT
AT 10 SECONDS, BECOMING W 2 FT AT 3 SECONDS AND E 1 FOOT AT
10 SECONDS. A CHANCE OF SHOWERS IN THE MORNING.
MON NIGHT
NW WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT. SEAS
2 TO 3 FT. WAVE DETAIL: W 2 FT AT 4 SECONDS AND E 1 FOOT AT
8 SECONDS.
TUE THROUGH WED NIGHT
SW WINDS 15 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.
ANZ235-040000-
RHODE ISLAND SOUND-
703 AM EDT SAT OCT 3 2026
TODAY
NE WINDS 10 TO 15 KT. SEAS 2 TO 3 FT. WAVE DETAIL: SW
3 FT AT 6 SECONDS AND E 2 FT AT 11 SECONDS.
TONIGHT
NE WINDS 10 TO 15 KT. SEAS AROUND 2 FT. WAVE DETAIL: E
2 FT AT 5 SECONDS AND S 1 FOOT AT 5 SECONDS.
SUN
E WINDS 10 TO 15 KT. SEAS 2 TO 3 FT. WAVE DETAIL: SE 3 FT
AT 5 SECONDS.
SUN NIGHT
E WINDS 10 TO 15 KT, BECOMING NE 5 TO 10 KT AFTER
MIDNIGHT. SEAS AROUND 2 FT. WAVE DETAIL: E 2 FT AT 6 SECONDS.
SHOWERS LIKELY. PATCHY FOG IN THE EVENING.
MON
NW WINDS 5 TO 10 KT, BECOMING W 10 TO 15 KT WITH GUSTS UP
TO 20 KT IN THE AFTERNOON. SEAS 2 TO 3 FT. WAVE DETAIL: W 3 FT AT
4 SECONDS AND E 3 FT AT 8 SECONDS. A CHANCE OF SHOWERS IN THE
MORNING.
MON NIGHT
NW WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT. SEAS
2 TO 4 FT. WAVE DETAIL: W 4 FT AT 4 SECONDS AND SE 2 FT AT
8 SECONDS.
TUE THROUGH WED NIGHT
SW WINDS 15 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.
ANZ237-040000-
BLOCK ISLAND SOUND-
703 AM EDT SAT OCT 3 2026
TODAY
NE WINDS 10 TO 15 KT. SEAS 2 TO 3 FT. WAVE DETAIL: SW
3 FT AT 6 SECONDS AND NE 2 FT AT 10 SECONDS.
TONIGHT
E WINDS 10 TO 15 KT. SEAS AROUND 2 FT. WAVE DETAIL: E
2 FT AT 6 SECONDS AND S 1 FOOT AT 5 SECONDS.
SUN
E WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT. SEAS 2 TO
3 FT. WAVE DETAIL: SE 3 FT AT 5 SECONDS. A CHANCE OF SHOWERS IN
THE AFTERNOON.
SUN NIGHT
NE WINDS 5 TO 10 KT. SEAS 2 TO 3 FT. WAVE DETAIL: E
3 FT AT 4 SECONDS AND E 3 FT AT 7 SECONDS. SHOWERS LIKELY. PATCHY
FOG IN THE EVENING.
MON AND MON NIGHT
NW 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 E 3 FT AT
8 SECONDS.
TUE THROUGH WED NIGHT
SW WINDS 10 TO 15 KT WITH GUSTS UP TO
20 KT. SEAS 2 TO 3 FT. WAVE DETAIL: NW 3 FT AT 4 SECONDS AND E
2 FT AT 8 SECONDS.
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.
ANZ230-040000-
BOSTON HARBOR-
703 AM EDT SAT OCT 3 2026
TODAY
N WINDS 5 TO 10 KT, BECOMING NE THIS AFTERNOON. WAVES
1 FOOT OR LESS.
TONIGHT
E WINDS 5 TO 10 KT. WAVES 1 FOOT OR LESS.
SUN
E WINDS 5 TO 10 KT. WAVES 1 FOOT OR LESS.
SUN NIGHT
E WINDS 5 TO 10 KT, BECOMING NE AFTER MIDNIGHT.
WAVES 1 FOOT OR LESS. A CHANCE OF SHOWERS.
MON AND MON NIGHT
W WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT.
WAVES AROUND 2 FT.
TUE THROUGH WED 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.
ANZ236-040000-
NARRAGANSETT BAY-
703 AM EDT SAT OCT 3 2026
TODAY
NE WINDS AROUND 10 KT. WAVES AROUND 2 FT.
TONIGHT
NE WINDS 5 TO 10 KT. WAVES AROUND 2 FT.
SUN
E WINDS 5 TO 10 KT. WAVES AROUND 2 FT.
SUN NIGHT
NE WINDS 5 TO 10 KT. WAVES AROUND 2 FT. SHOWERS
LIKELY.
MON
NW WINDS 5 TO 10 KT, BECOMING W 10 TO 15 KT WITH GUSTS UP
TO 20 KT IN THE AFTERNOON. WAVES AROUND 2 FT. A CHANCE OF SHOWERS
IN THE MORNING.
MON NIGHT
NW WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT. WAVES
AROUND 2 FT.
TUE THROUGH WED 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.
ANZ280-040000-
OCEAN WATERS FROM THE MERRIMACK RIVER TO PLYMOUTH FROM 40 TO
60 NM-
703 AM EDT SAT OCT 3 2026
TODAY
N WINDS 10 TO 15 KT. SEAS 2 TO 4 FT. WAVE DETAIL: N 3 FT
AT 7 SECONDS AND S 2 FT AT 6 SECONDS.
TONIGHT
NE WINDS 5 TO 10 KT. SEAS 2 TO 3 FT. WAVE DETAIL: NE
3 FT AT 7 SECONDS AND S 1 FOOT AT 6 SECONDS.
SUN
E WINDS 10 TO 15 KT. GUSTS UP TO 20 KT IN THE MORNING.
SEAS 2 TO 3 FT. WAVE DETAIL: E 3 FT AT 6 SECONDS AND S 1 FOOT AT
5 SECONDS.
SUN NIGHT
E WINDS 5 TO 10 KT. SEAS 3 TO 4 FT. WAVE DETAIL: E
4 FT AT 8 SECONDS. A CHANCE OF SHOWERS IN THE EVENING, THEN
SHOWERS LIKELY AFTER MIDNIGHT.
MON
N WINDS 5 TO 10 KT, BECOMING W 10 TO 15 KT WITH GUSTS UP
TO 20 KT IN THE AFTERNOON. SEAS 3 TO 4 FT. WAVE DETAIL: E 4 FT AT
8 SECONDS AND SW 2 FT AT 3 SECONDS. A CHANCE OF SHOWERS IN THE
MORNING.
MON NIGHT
NW WINDS 20 TO 25 KT WITH GUSTS UP TO 30 KT. SEAS
4 TO 6 FT. WAVE DETAIL: NW 6 FT AT 5 SECONDS AND E 4 FT AT
8 SECONDS.
TUE
W WINDS 20 TO 25 KT WITH GUSTS UP TO 30 KT. SEAS 4 TO
6 FT.
TUE NIGHT
NW WINDS 15 TO 20 KT. SEAS 2 TO 4 FT.
WED AND WED NIGHT
W WINDS 5 TO 10 KT, BECOMING SW 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.
ANZ281-040000-
OCEAN WATERS FROM PROVINCETOWN TO NANTUCKET FROM 20 TO 60 NM-
703 AM EDT SAT OCT 3 2026
TODAY
NE WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT. SEAS 3 TO
4 FT. WAVE DETAIL: SW 4 FT AT 6 SECONDS AND NE 3 FT AT
10 SECONDS. A CHANCE OF SHOWERS THIS MORNING.
TONIGHT
NE WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT. SEAS 3 TO
4 FT. WAVE DETAIL: NE 4 FT AT 6 SECONDS AND SW 2 FT AT 6 SECONDS.
SUN
E WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT. SEAS 3 TO
4 FT. WAVE DETAIL: E 4 FT AT 7 SECONDS AND SW 1 FOOT AT
5 SECONDS.
SUN NIGHT
E WINDS 10 TO 15 KT, DIMINISHING TO 5 TO 10 KT AFTER
MIDNIGHT. SEAS 3 TO 4 FT. WAVE DETAIL: E 4 FT AT 8 SECONDS AND E
1 FOOT AT 2 SECONDS. SHOWERS.
MON
W WINDS 5 TO 10 KT, INCREASING TO 10 TO 15 KT WITH GUSTS
UP TO 20 KT IN THE AFTERNOON. SEAS AROUND 4 FT. WAVE DETAIL: E
4 FT AT 8 SECONDS AND SW 2 FT AT 6 SECONDS. A CHANCE OF SHOWERS
IN THE MORNING.
MON NIGHT
NW WINDS 15 TO 20 KT, INCREASING TO 20 TO 25 KT
AFTER MIDNIGHT. GUSTS UP TO 30 KT. SEAS 4 TO 5 FT, BUILDING TO
5 TO 7 FT AFTER MIDNIGHT. WAVE DETAIL: W 4 FT AT 6 SECONDS AND E
4 FT AT 8 SECONDS, BECOMING NW 5 FT AT 6 SECONDS AND E 3 FT AT
8 SECONDS.
TUE
NW WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT. SEAS 5 TO
7 FT.
TUE NIGHT
NW WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT. SEAS
3 TO 5 FT.
WED AND WED NIGHT
W WINDS 5 TO 10 KT, BECOMING SW. 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.
ANZ282-040000-
OCEAN WATERS FROM MARTHAS VINEYARD TO NANTUCKET FROM 25 TO 60 NM-
703 AM EDT SAT OCT 3 2026
TODAY
NE WINDS AROUND 15 KT WITH GUSTS UP TO 20 KT. SEAS 3 TO
4 FT. WAVE DETAIL: NE 4 FT AT 6 SECONDS AND SW 4 FT AT 6 SECONDS.
A CHANCE OF SHOWERS THIS MORNING.
TONIGHT
NE WINDS AROUND 15 KT WITH GUSTS UP TO 20 KT. SEAS
3 TO 4 FT. WAVE DETAIL: NE 4 FT AT 7 SECONDS AND SW 2 FT AT
5 SECONDS.
SUN
E WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT. SEAS 3 TO
5 FT. WAVE DETAIL: E 5 FT AT 7 SECONDS. A CHANCE OF SHOWERS IN
THE AFTERNOON.
SUN NIGHT
E WINDS AROUND 10 KT, BECOMING SE AFTER MIDNIGHT.
SEAS 3 TO 4 FT. WAVE DETAIL: E 4 FT AT 8 SECONDS AND SE 2 FT AT
5 SECONDS. SHOWERS. PATCHY FOG IN THE EVENING.
MON
W WINDS 5 TO 10 KT, INCREASING TO 10 TO 15 KT WITH GUSTS
UP TO 20 KT IN THE AFTERNOON. SEAS 3 TO 4 FT. WAVE DETAIL: E 4 FT
AT 8 SECONDS AND SW 3 FT AT 6 SECONDS. A CHANCE OF SHOWERS IN THE
MORNING.
MON NIGHT
NW WINDS 20 TO 25 KT. SEAS 4 TO 6 FT. WAVE DETAIL:
NW 6 FT AT 6 SECONDS AND E 4 FT AT 8 SECONDS.
TUE
NW WINDS 15 TO 20 KT. SEAS 4 TO 6 FT.
TUE NIGHT AND WED
NW WINDS 10 TO 15 KT, BECOMING W AROUND
5 KT. SEAS 2 TO 4 FT.
WED NIGHT
SW WINDS AROUND 5 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.
ANZ283-040000-
OCEAN WATERS FROM MONTAUK NY TO MARTHAS VINEYARD FROM 25 TO 60 NM-
703 AM EDT SAT OCT 3 2026
TODAY
NE WINDS 15 TO 20 KT. SEAS AROUND 4 FT. WAVE DETAIL: NE
4 FT AT 10 SECONDS AND SW 3 FT AT 6 SECONDS. A CHANCE OF SHOWERS
THIS MORNING.
TONIGHT
NE WINDS 15 TO 20 KT. SEAS 3 TO 5 FT. WAVE DETAIL: NE
5 FT AT 6 SECONDS AND SW 1 FOOT AT 5 SECONDS.
SUN
E WINDS 15 TO 20 KT. SEAS 4 TO 5 FT. WAVE DETAIL: E 5 FT
AT 7 SECONDS. A CHANCE OF SHOWERS IN THE AFTERNOON.
SUN NIGHT
E WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT, BECOMING
N AFTER MIDNIGHT. SEAS 3 TO 4 FT. WAVE DETAIL: E 4 FT AT
8 SECONDS AND E 2 FT AT 5 SECONDS. SHOWERS, MAINLY IN THE
EVENING. PATCHY FOG IN THE EVENING.
MON
NW WINDS AROUND 10 KT, BECOMING W 15 TO 20 KT IN THE
AFTERNOON. SEAS 3 TO 4 FT. WAVE DETAIL: E 4 FT AT 8 SECONDS AND
SW 3 FT AT 5 SECONDS. A CHANCE OF SHOWERS IN THE MORNING.
MON NIGHT
NW WINDS 20 TO 25 KT WITH GUSTS UP TO 30 KT. SEAS
4 TO 6 FT. WAVE DETAIL: NW 6 FT AT 6 SECONDS AND E 3 FT AT
8 SECONDS.
TUE
NW WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT. SEAS 4 TO
6 FT.
TUE NIGHT THROUGH WED NIGHT
SW WINDS 10 TO 15 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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