051
FZUS51 KBOX 240503
CWFBOX
COASTAL WATERS FORECAST FOR MASSACHUSETTS AND RHODE ISLAND
NATIONAL WEATHER SERVICE BOSTON/NORTON MA
103 AM EDT SAT OCT 24 2026
COASTAL WATERS FROM THE MERRIMACK RIVER MA TO WATCH HILL RI OUT
TO 60 NM
ANZ200-241800-
103 AM EDT SAT OCT 24 2026
SYNOPSIS FOR MASSACHUSETTS AND RHODE ISLAND COASTAL WATERS
POST-TROPICAL CYCLONE JOSEPHINE CONTINUES TO MOVE EAST INTO THE
NORTH ATLANTIC, ALLOWING STRONG HIGH PRESSURE TO BUILD ACROSS THE
SOUTHERN NEW ENGLAND WATERS. ROUGH SEAS WILL LINGER THROUGH TODAY,
WITH IMPROVING CONDITIONS TONIGHT. HIGH PRESSURE BRINGS LIGHT WINDS
AND FAVORABLE MARINE CONDITIONS SATURDAY AND INTO EARLY NEXT WEEK.
ANZ250-241800-
COASTAL WATERS EAST OF IPSWICH BAY AND THE STELLWAGEN BANK
NATIONAL MARINE SANCTUARY-
103 AM EDT SAT OCT 24 2026
..SMALL CRAFT ADVISORY IN EFFECT THROUGH THIS EVENING
REST OF TONIGHT
N WINDS AROUND 10 KT WITH GUSTS UP TO 20 KT.
SEAS 4 TO 6 FT. WAVE DETAIL: NE 6 FT AT 9 SECONDS AND N 2 FT AT
6 SECONDS.
SAT
NW WINDS 5 TO 10 KT. SEAS 4 TO 5 FT. WAVE DETAIL: NE 5 FT
AT 11 SECONDS AND N 1 FOOT AT 4 SECONDS.
SAT NIGHT
W WINDS AROUND 5 KT. SEAS 3 TO 4 FT. WAVE DETAIL: E
4 FT AT 12 SECONDS AND NW 2 FT AT 5 SECONDS.
SUN
W WINDS AROUND 5 KT, BECOMING SW IN THE AFTERNOON. SEAS
2 TO 3 FT. WAVE DETAIL: E 3 FT AT 13 SECONDS AND NW 1 FOOT AT
9 SECONDS.
SUN NIGHT AND MON
SW WINDS 5 TO 10 KT. SEAS 2 TO 3 FT. WAVE
DETAIL: S 2 FT AT 3 SECONDS AND E 2 FT AT 12 SECONDS.
MON NIGHT
W WINDS 5 TO 10 KT, BECOMING N 15 TO 20 KT WITH
GUSTS UP TO 25 KT AFTER MIDNIGHT. SEAS 2 TO 3 FT. WAVE DETAIL: NW
3 FT AT 3 SECONDS AND E 2 FT AT 9 SECONDS.
TUE THROUGH WED NIGHT
S WINDS 15 TO 20 KT WITH GUSTS UP TO
25 KT. SEAS 2 TO 4 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.
ANZ251-241800-
MASSACHUSETTS BAY AND IPSWICH BAY-
103 AM EDT SAT OCT 24 2026
...SMALL CRAFT ADVISORY IN EFFECT UNTIL 2 AM EDT EARLY THIS
MORNING...
REST OF TONIGHT
N WINDS AROUND 10 KT. SEAS 3 TO 5 FT. WAVE
DETAIL: NE 5 FT AT 9 SECONDS AND N 3 FT AT 6 SECONDS.
SAT
NW WINDS 5 TO 10 KT. SEAS 3 TO 4 FT. WAVE DETAIL: NE 4 FT
AT 9 SECONDS AND N 2 FT AT 5 SECONDS.
SAT NIGHT
SW WINDS AROUND 5 KT, BECOMING W AFTER MIDNIGHT.
SEAS 2 TO 4 FT. WAVE DETAIL: E 4 FT AT 12 SECONDS AND SW 2 FT AT
7 SECONDS.
SUN
W WINDS AROUND 5 KT, BECOMING S IN THE AFTERNOON. SEAS
2 TO 3 FT. WAVE DETAIL: E 3 FT AT 13 SECONDS AND NW 1 FOOT AT
9 SECONDS.
SUN NIGHT AND MON
SW WINDS 5 TO 10 KT. SEAS AROUND 2 FT. WAVE
DETAIL: SW 2 FT AT 3 SECONDS AND E 2 FT AT 12 SECONDS.
MON NIGHT
W WINDS 5 TO 10 KT, BECOMING N 15 TO 20 KT AFTER
MIDNIGHT. SEAS 2 TO 3 FT. WAVE DETAIL: NW 2 FT AT 3 SECONDS AND E
2 FT AT 9 SECONDS.
TUE THROUGH WED NIGHT
S 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.
ANZ231-241800-
CAPE COD BAY-
103 AM EDT SAT OCT 24 2026
...SMALL CRAFT ADVISORY IN EFFECT UNTIL 2 AM EDT EARLY THIS
MORNING...
REST OF TONIGHT
N WINDS AROUND 10 KT. SEAS 2 TO 4 FT. WAVE
DETAIL: N 3 FT AT 6 SECONDS.
SAT
N WINDS 5 TO 10 KT. SEAS 2 TO 4 FT. WAVE DETAIL: N 3 FT AT
6 SECONDS.
SAT NIGHT
W WINDS AROUND 5 KT. SEAS 2 TO 3 FT. WAVE DETAIL: NE
2 FT AT 7 SECONDS AND N 1 FOOT AT 4 SECONDS.
SUN
W WINDS AROUND 5 KT, BECOMING S IN THE AFTERNOON. SEAS
AROUND 2 FT. WAVE DETAIL: NE 2 FT AT 7 SECONDS AND NW 1 FOOT AT
3 SECONDS.
SUN NIGHT AND MON
SW WINDS 5 TO 10 KT. SEAS AROUND 2 FT. WAVE
DETAIL: NE 1 FOOT AT 7 SECONDS.
MON NIGHT
W WINDS 5 TO 10 KT, BECOMING N 15 TO 20 KT WITH
GUSTS UP TO 25 KT AFTER MIDNIGHT. SEAS 1 FOOT OR LESS, THEN 2 TO
3 FT AFTER MIDNIGHT. WAVE DETAIL: W 1 FOOT AT 2 SECONDS AND NE
1 FOOT AT 10 SECONDS, BECOMING NW 2 FT AT 3 SECONDS AND E 1 FOOT
AT 9 SECONDS.
TUE AND TUE NIGHT
N WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT,
BECOMING NE 5 TO 10 KT. SEAS 2 TO 4 FT.
WED AND WED NIGHT
NE WINDS AROUND 5 KT, BECOMING S. 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.
ANZ254-241800-
COASTAL WATERS FROM PROVINCETOWN MA TO CHATHAM MA TO NANTUCKET MA
OUT 20 NM-
103 AM EDT SAT OCT 24 2026
..SMALL CRAFT ADVISORY IN EFFECT THROUGH LATE TONIGHT
REST OF TONIGHT
N WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT.
SEAS 5 TO 7 FT. WAVE DETAIL: NE 7 FT AT 9 SECONDS AND N 3 FT AT
6 SECONDS.
SAT
N WINDS 5 TO 10 KT. GUSTS UP TO 20 KT IN THE MORNING. SEAS
4 TO 6 FT. WAVE DETAIL: NE 6 FT AT 10 SECONDS AND N 2 FT AT
6 SECONDS.
SAT NIGHT
NW WINDS 5 TO 10 KT, DIMINISHING TO AROUND 5 KT
AFTER MIDNIGHT. SEAS 4 TO 6 FT. WAVE DETAIL: NE 5 FT AT
12 SECONDS AND NW 1 FOOT AT 6 SECONDS.
SUN
NW WINDS AROUND 5 KT, BECOMING S IN THE AFTERNOON. SEAS
3 TO 5 FT. WAVE DETAIL: NE 4 FT AT 13 SECONDS AND NW 1 FOOT AT
6 SECONDS.
SUN NIGHT AND MON
SW WINDS 5 TO 10 KT. SEAS 2 TO 3 FT. WAVE
DETAIL: E 3 FT AT 12 SECONDS AND W 2 FT AT 3 SECONDS.
MON NIGHT
W WINDS 5 TO 10 KT, BECOMING N 15 TO 20 KT WITH
GUSTS UP TO 25 KT AFTER MIDNIGHT. SEAS 2 TO 3 FT. WAVE DETAIL: NW
3 FT AT 4 SECONDS AND E 2 FT AT 10 SECONDS.
TUE THROUGH WED
NE WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT.
SEAS 3 TO 5 FT.
WED NIGHT
SE WINDS AROUND 5 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.
ANZ255-241800-
COASTAL WATERS EXTENDING OUT TO 25 NM SOUTH OF MARTHAS VINEYARD
AND NANTUCKET-
103 AM EDT SAT OCT 24 2026
..SMALL CRAFT ADVISORY IN EFFECT THROUGH LATE TONIGHT
REST OF TONIGHT
N WINDS AROUND 10 KT WITH GUSTS UP TO 20 KT.
SEAS 3 TO 5 FT. WAVE DETAIL: NE 5 FT AT 10 SECONDS AND N 2 FT AT
4 SECONDS.
SAT
N WINDS 5 TO 10 KT. GUSTS UP TO 20 KT IN THE MORNING. SEAS
3 TO 5 FT. WAVE DETAIL: NE 4 FT AT 9 SECONDS AND N 1 FOOT AT
3 SECONDS.
SAT NIGHT
NW WINDS AROUND 5 KT. SEAS 3 TO 5 FT. WAVE DETAIL: E
4 FT AT 12 SECONDS AND NW 1 FOOT AT 8 SECONDS.
SUN
NE WINDS AROUND 5 KT, BECOMING SE IN THE AFTERNOON. SEAS
2 TO 4 FT. WAVE DETAIL: E 4 FT AT 13 SECONDS AND NW 1 FOOT AT
4 SECONDS.
SUN NIGHT AND MON
W WINDS 10 TO 15 KT. SEAS 2 TO 3 FT. WAVE
DETAIL: E 3 FT AT 12 SECONDS AND W 2 FT AT 3 SECONDS.
MON NIGHT
W WINDS AROUND 10 KT, BECOMING NW 15 TO 20 KT AFTER
MIDNIGHT. SEAS 2 TO 3 FT. WAVE DETAIL: W 3 FT AT 4 SECONDS AND SE
3 FT AT 11 SECONDS.
TUE AND TUE NIGHT
NE WINDS 15 TO 20 KT, DIMINISHING TO 10 TO
15 KT. GUSTS UP TO 25 KT. SEAS 3 TO 5 FT.
WED AND WED NIGHT
NE WINDS 5 TO 10 KT, BECOMING SE. SEAS 2 TO
4 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.
ANZ256-241800-
COASTAL WATERS FROM MONTAUK NY TO MARTHAS VINEYARD EXTENDING OUT
TO 20 NM SOUTH OF BLOCK ISLAND-
103 AM EDT SAT OCT 24 2026
..SMALL CRAFT ADVISORY IN EFFECT UNTIL 8 AM EDT THIS MORNING
REST OF TONIGHT
NE WINDS AROUND 10 KT. SEAS 2 TO 4 FT. WAVE
DETAIL: NE 3 FT AT 10 SECONDS AND N 2 FT AT 4 SECONDS.
SAT
N WINDS 5 TO 10 KT, BECOMING NW IN THE AFTERNOON. SEAS
2 TO 3 FT. WAVE DETAIL: NE 3 FT AT 12 SECONDS AND NW 1 FOOT AT
3 SECONDS.
SAT NIGHT
NW WINDS AROUND 5 KT. SEAS 2 TO 3 FT. WAVE DETAIL: E
3 FT AT 13 SECONDS AND NW 2 FT AT 5 SECONDS.
SUN
N WINDS AROUND 5 KT, BECOMING SW AROUND 5 KT IN THE
AFTERNOON. SEAS 2 TO 3 FT. WAVE DETAIL: E 3 FT AT 14 SECONDS AND
W 1 FOOT AT 4 SECONDS.
SUN NIGHT AND MON
W WINDS 10 TO 15 KT. SEAS 2 TO 3 FT. WAVE
DETAIL: W 2 FT AT 3 SECONDS AND E 2 FT AT 13 SECONDS.
MON NIGHT
W WINDS 10 TO 15 KT, BECOMING NW 15 TO 20 KT AFTER
MIDNIGHT. SEAS 2 TO 4 FT. WAVE DETAIL: NW 3 FT AT 4 SECONDS AND
SE 3 FT AT 11 SECONDS.
TUE THROUGH WED
NE WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT.
SEAS 3 TO 5 FT.
WED NIGHT
SE 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.
ANZ232-241800-
NANTUCKET SOUND-
103 AM EDT SAT OCT 24 2026
...SMALL CRAFT ADVISORY IN EFFECT UNTIL 2 AM EDT EARLY THIS
MORNING...
REST OF TONIGHT
N WINDS 5 TO 10 KT WITH GUSTS UP TO 20 KT.
SEAS 2 TO 4 FT. WAVE DETAIL: NE 3 FT AT 10 SECONDS AND N 2 FT AT
5 SECONDS.
SAT
N WINDS 5 TO 10 KT. SEAS 2 TO 3 FT. WAVE DETAIL: NE 3 FT
AT 10 SECONDS AND NW 1 FOOT AT 4 SECONDS.
SAT NIGHT
NW WINDS AROUND 5 KT. SEAS 2 TO 3 FT. WAVE DETAIL: E
2 FT AT 12 SECONDS AND NW 1 FOOT AT 4 SECONDS.
SUN
NW WINDS AROUND 5 KT, BECOMING S IN THE AFTERNOON. SEAS
2 TO 3 FT. WAVE DETAIL: E 2 FT AT 13 SECONDS AND SW 1 FOOT AT
4 SECONDS.
SUN NIGHT AND MON
SW WINDS 5 TO 10 KT. SEAS AROUND 2 FT. WAVE
DETAIL: SW 2 FT AT 3 SECONDS AND E 2 FT AT 12 SECONDS.
MON NIGHT
W WINDS AROUND 10 KT, BECOMING NW 15 TO 20 KT AFTER
MIDNIGHT. SEAS 2 TO 3 FT. WAVE DETAIL: NW 2 FT AT 3 SECONDS AND E
1 FOOT AT 10 SECONDS.
TUE THROUGH WED NIGHT
SE 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.
ANZ233-241800-
VINEYARD SOUND-
103 AM EDT SAT OCT 24 2026
REST OF TONIGHT
N WINDS 5 TO 10 KT. SEAS AROUND 2 FT. WAVE
DETAIL: N 1 FOOT AT 4 SECONDS.
SAT
N WINDS 5 TO 10 KT, BECOMING NW IN THE AFTERNOON. SEAS
1 FOOT OR LESS. WAVE DETAIL: N 1 FOOT AT 2 SECONDS AND NE 1 FOOT
AT 6 SECONDS.
SAT NIGHT
NW WINDS AROUND 5 KT. SEAS 1 FOOT OR LESS. WAVE
DETAIL: NW 1 FOOT AT 2 SECONDS AND E 1 FOOT AT 12 SECONDS.
SUN
N WINDS AROUND 5 KT, BECOMING S IN THE AFTERNOON. SEAS
1 FOOT OR LESS. WAVE DETAIL: W 1 FOOT AT 2 SECONDS AND E 1 FOOT
AT 11 SECONDS.
SUN NIGHT AND MON
SW WINDS 5 TO 10 KT. SEAS AROUND 2 FT. WAVE
DETAIL: SW 1 FOOT AT 2 SECONDS AND E 1 FOOT AT 11 SECONDS.
MON NIGHT
W WINDS AROUND 10 KT, BECOMING N WITH GUSTS UP TO
20 KT AFTER MIDNIGHT. SEAS AROUND 2 FT. WAVE DETAIL: W 2 FT AT
4 SECONDS AND SE 1 FOOT AT 12 SECONDS.
TUE THROUGH WED NIGHT
SE 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.
ANZ234-241800-
BUZZARDS BAY-
103 AM EDT SAT OCT 24 2026
REST OF TONIGHT
N WINDS 5 TO 10 KT. SEAS 1 FOOT OR LESS. WAVE
DETAIL: N 1 FOOT AT 3 SECONDS.
SAT
N WINDS 5 TO 10 KT, BECOMING W IN THE AFTERNOON. SEAS
1 FOOT OR LESS. WAVE DETAIL: N 1 FOOT AT 3 SECONDS.
SAT NIGHT
NW WINDS AROUND 5 KT. SEAS 1 FOOT OR LESS. WAVE
DETAIL: NW 1 FOOT AT 2 SECONDS AND E 1 FOOT AT 12 SECONDS.
SUN
N WINDS AROUND 5 KT, BECOMING S IN THE AFTERNOON. SEAS
1 FOOT OR LESS. WAVE DETAIL: W 1 FOOT AT 2 SECONDS AND E 1 FOOT
AT 11 SECONDS.
SUN NIGHT AND MON
SW WINDS 5 TO 10 KT. SEAS AROUND 2 FT. WAVE
DETAIL: SW 1 FOOT AT 2 SECONDS AND E 1 FOOT AT 8 SECONDS.
MON NIGHT
W WINDS 5 TO 10 KT, BECOMING N 10 TO 15 KT WITH
GUSTS UP TO 20 KT AFTER MIDNIGHT. SEAS 1 FOOT OR LESS, THEN
AROUND 2 FT AFTER MIDNIGHT. WAVE DETAIL: SW 1 FOOT AT 4 SECONDS
AND SE 1 FOOT AT 13 SECONDS, BECOMING NW 1 FOOT AT 4 SECONDS AND
SE 1 FOOT AT 12 SECONDS.
TUE THROUGH WED NIGHT
S WINDS 10 TO 15 KT WITH GUSTS UP 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.
ANZ235-241800-
RHODE ISLAND SOUND-
103 AM EDT SAT OCT 24 2026
REST OF TONIGHT
N WINDS 5 TO 10 KT. SEAS AROUND 2 FT. WAVE
DETAIL: NE 2 FT AT 6 SECONDS AND NW 1 FOOT AT 3 SECONDS.
SAT
N WINDS 5 TO 10 KT, BECOMING W IN THE AFTERNOON. SEAS
AROUND 2 FT. WAVE DETAIL: NW 1 FOOT AT 2 SECONDS AND NE 1 FOOT AT
7 SECONDS.
SAT NIGHT
NW WINDS AROUND 5 KT. SEAS AROUND 2 FT. WAVE DETAIL:
W 1 FOOT AT 2 SECONDS AND E 1 FOOT AT 10 SECONDS.
SUN
N WINDS AROUND 5 KT, BECOMING SW IN THE AFTERNOON. SEAS
AROUND 2 FT. WAVE DETAIL: W 1 FOOT AT 2 SECONDS AND SE 1 FOOT AT
10 SECONDS.
SUN NIGHT AND MON
SW WINDS 5 TO 10 KT. SEAS AROUND 2 FT. WAVE
DETAIL: SW 2 FT AT 3 SECONDS AND SE 1 FOOT AT 10 SECONDS.
MON NIGHT
W WINDS AROUND 10 KT, BECOMING N 15 TO 20 KT AFTER
MIDNIGHT. SEAS 2 TO 3 FT. WAVE DETAIL: NW 3 FT AT 3 SECONDS AND
SE 2 FT AT 12 SECONDS.
TUE THROUGH WED NIGHT
SE 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.
ANZ237-241800-
BLOCK ISLAND SOUND-
103 AM EDT SAT OCT 24 2026
REST OF TONIGHT
N WINDS 5 TO 10 KT. SEAS AROUND 2 FT. WAVE
DETAIL: E 2 FT AT 6 SECONDS AND N 1 FOOT AT 3 SECONDS.
SAT
N WINDS 5 TO 10 KT, BECOMING W IN THE AFTERNOON. SEAS
AROUND 2 FT. WAVE DETAIL: E 2 FT AT 9 SECONDS AND NW 1 FOOT AT
3 SECONDS.
SAT NIGHT
NW WINDS AROUND 5 KT. SEAS AROUND 2 FT. WAVE DETAIL:
SE 2 FT AT 13 SECONDS AND W 1 FOOT AT 2 SECONDS.
SUN
N WINDS AROUND 5 KT, BECOMING SW IN THE AFTERNOON. SEAS
AROUND 2 FT. WAVE DETAIL: SE 2 FT AT 14 SECONDS AND W 1 FOOT AT
3 SECONDS.
SUN NIGHT AND MON
W WINDS 5 TO 10 KT. SEAS AROUND 2 FT. WAVE
DETAIL: SW 1 FOOT AT 3 SECONDS AND SE 1 FOOT AT 12 SECONDS.
MON NIGHT
W WINDS 5 TO 10 KT, BECOMING NW 10 TO 15 KT WITH
GUSTS UP TO 20 KT AFTER MIDNIGHT. SEAS AROUND 2 FT. WAVE DETAIL:
NW 2 FT AT 3 SECONDS AND SE 2 FT AT 11 SECONDS.
TUE THROUGH WED NIGHT
SE WINDS 10 TO 15 KT WITH GUSTS UP 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.
ANZ230-241800-
BOSTON HARBOR-
103 AM EDT SAT OCT 24 2026
REST OF TONIGHT
NW WINDS 5 TO 10 KT. WAVES 1 FOOT OR LESS,
EXCEPT 2 TO 4 FT AT THE OUTER HARBOR ENTRANCE.
SAT
N WINDS 5 TO 10 KT. WAVES 1 FOOT OR LESS, EXCEPT 2 TO 4 FT
AT THE OUTER HARBOR ENTRANCE.
SAT NIGHT
S WINDS AROUND 5 KT, BECOMING W AFTER MIDNIGHT.
WAVES 1 FOOT OR LESS.
SUN
W WINDS AROUND 5 KT, BECOMING S IN THE AFTERNOON. WAVES
1 FOOT OR LESS.
SUN NIGHT AND MON
SW WINDS 5 TO 10 KT. WAVES 1 FOOT OR LESS.
MON NIGHT
W WINDS 5 TO 10 KT, BECOMING N 10 TO 15 KT AFTER
MIDNIGHT. WAVES 1 FOOT OR LESS, THEN AROUND 2 FT AFTER MIDNIGHT.
TUE THROUGH WED NIGHT
S WINDS 10 TO 15 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.
ANZ236-241800-
NARRAGANSETT BAY-
103 AM EDT SAT OCT 24 2026
REST OF TONIGHT
N WINDS AROUND 5 KT. WAVES 1 FOOT OR LESS.
SAT
N WINDS AROUND 5 KT, BECOMING W IN THE AFTERNOON. WAVES
1 FOOT OR LESS.
SAT NIGHT
NW WINDS AROUND 5 KT. WAVES 1 FOOT OR LESS.
SUN
NW WINDS AROUND 5 KT, BECOMING SW IN THE AFTERNOON. WAVES
1 FOOT OR LESS.
SUN NIGHT AND MON
SW WINDS 5 TO 10 KT. WAVES 1 FOOT OR LESS.
MON NIGHT
W WINDS 5 TO 10 KT, BECOMING N 10 TO 15 KT WITH
GUSTS UP TO 20 KT AFTER MIDNIGHT. WAVES 1 FOOT OR LESS, THEN
AROUND 2 FT AFTER MIDNIGHT.
TUE THROUGH WED NIGHT
S 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.
ANZ280-241800-
OCEAN WATERS FROM THE MERRIMACK RIVER TO PLYMOUTH FROM 40 TO
60 NM-
103 AM EDT SAT OCT 24 2026
REST OF TONIGHT
N WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT.
SEAS 5 TO 7 FT. WAVE DETAIL: NE 6 FT AT 9 SECONDS AND N 3 FT AT
6 SECONDS.
SAT
N WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT, BECOMING NW
5 TO 10 KT IN THE AFTERNOON. SEAS 4 TO 6 FT. WAVE DETAIL: NE 5 FT
AT 11 SECONDS AND N 1 FOOT AT 4 SECONDS.
SAT NIGHT
W WINDS 5 TO 10 KT. SEAS 3 TO 5 FT. WAVE DETAIL: E
4 FT AT 13 SECONDS AND NW 2 FT AT 6 SECONDS.
SUN
SW WINDS 5 TO 10 KT. SEAS 2 TO 4 FT. WAVE DETAIL: E 3 FT
AT 12 SECONDS AND NW 1 FOOT AT 6 SECONDS.
SUN NIGHT AND MON
SW WINDS 10 TO 15 KT. SEAS 2 TO 3 FT. WAVE
DETAIL: E 3 FT AT 11 SECONDS AND SW 2 FT AT 3 SECONDS.
MON NIGHT
W WINDS 5 TO 10 KT, BECOMING N 15 TO 20 KT WITH
GUSTS UP TO 25 KT AFTER MIDNIGHT. SEAS 2 TO 4 FT. WAVE DETAIL: NW
4 FT AT 4 SECONDS AND E 3 FT AT 10 SECONDS.
TUE THROUGH WED
NE WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT.
SEAS 3 TO 5 FT.
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.
ANZ281-241800-
OCEAN WATERS FROM PROVINCETOWN TO NANTUCKET FROM 20 TO 60 NM-
103 AM EDT SAT OCT 24 2026
REST OF TONIGHT
N WINDS 10 TO 15 KT WITH GUSTS UP TO 25 KT.
SEAS 7 TO 9 FT. WAVE DETAIL: NE 8 FT AT 9 SECONDS AND N 3 FT AT
7 SECONDS.
SAT
N WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT. SEAS 5 TO
8 FT. WAVE DETAIL: NE 7 FT AT 11 SECONDS AND N 3 FT AT 7 SECONDS.
SAT NIGHT
N WINDS 5 TO 10 KT. SEAS 5 TO 7 FT. WAVE DETAIL: NE
6 FT AT 12 SECONDS AND NW 1 FOOT AT 6 SECONDS.
SUN
N WINDS AROUND 5 KT, BECOMING S IN THE AFTERNOON. SEAS
4 TO 6 FT. WAVE DETAIL: NE 5 FT AT 12 SECONDS AND N 1 FOOT AT
6 SECONDS.
SUN NIGHT AND MON
SW WINDS 10 TO 15 KT. SEAS 3 TO 4 FT. WAVE
DETAIL: E 3 FT AT 11 SECONDS AND W 2 FT AT 3 SECONDS.
MON NIGHT
W WINDS 5 TO 10 KT, BECOMING NW 15 TO 20 KT WITH
GUSTS UP TO 25 KT AFTER MIDNIGHT. SEAS 2 TO 4 FT. WAVE DETAIL: NW
3 FT AT 4 SECONDS AND SE 3 FT AT 11 SECONDS.
TUE AND TUE NIGHT
N WINDS 15 TO 20 KT, BECOMING NE 10 TO
15 KT. GUSTS UP TO 25 KT. SEAS 4 TO 6 FT.
WED AND WED NIGHT
NE WINDS 5 TO 10 KT, BECOMING SE. SEAS 3 TO
5 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.
ANZ282-241800-
OCEAN WATERS FROM MARTHAS VINEYARD TO NANTUCKET FROM 25 TO 60 NM-
103 AM EDT SAT OCT 24 2026
REST OF TONIGHT
N WINDS 10 TO 15 KT WITH GUSTS UP TO 25 KT.
SEAS 6 TO 9 FT. WAVE DETAIL: NE 8 FT AT 10 SECONDS AND NW 2 FT AT
5 SECONDS.
SAT
N WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT. SEAS 6 TO
8 FT. WAVE DETAIL: NE 7 FT AT 10 SECONDS AND NW 2 FT AT
7 SECONDS.
SAT NIGHT
N WINDS 5 TO 10 KT. SEAS 5 TO 7 FT. WAVE DETAIL: NE
6 FT AT 12 SECONDS AND NW 1 FOOT AT 7 SECONDS.
SUN
NE WINDS AROUND 5 KT. SEAS 4 TO 6 FT. WAVE DETAIL: NE 5 FT
AT 13 SECONDS AND NW 1 FOOT AT 6 SECONDS.
SUN NIGHT AND MON
W WINDS 5 TO 10 KT. SEAS 3 TO 5 FT. WAVE
DETAIL: E 4 FT AT 12 SECONDS AND NW 2 FT AT 4 SECONDS.
MON NIGHT
W WINDS AROUND 10 KT, BECOMING NW 15 TO 20 KT AFTER
MIDNIGHT. SEAS 3 TO 4 FT. WAVE DETAIL: SE 4 FT AT 11 SECONDS AND
NW 3 FT AT 4 SECONDS.
TUE AND TUE NIGHT
NE WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT.
SEAS 4 TO 6 FT.
WED AND WED NIGHT
NE WINDS 10 TO 15 KT, BECOMING E 5 TO 10 KT.
SEAS 3 TO 5 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.
ANZ283-241800-
OCEAN WATERS FROM MONTAUK NY TO MARTHAS VINEYARD FROM 25 TO 60 NM-
103 AM EDT SAT OCT 24 2026
REST OF TONIGHT
NE WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT.
SEAS 5 TO 7 FT. WAVE DETAIL: NE 6 FT AT 10 SECONDS AND N 2 FT AT
4 SECONDS.
SAT
N WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT, DIMINISHING TO
5 TO 10 KT IN THE AFTERNOON. SEAS 4 TO 6 FT. WAVE DETAIL: NE 5 FT
AT 10 SECONDS AND NW 1 FOOT AT 3 SECONDS.
SAT NIGHT
NW WINDS 5 TO 10 KT. SEAS 4 TO 5 FT. WAVE DETAIL: E
5 FT AT 12 SECONDS AND NW 2 FT AT 9 SECONDS.
SUN
NE WINDS AROUND 5 KT. SEAS 3 TO 5 FT. WAVE DETAIL: E 4 FT
AT 13 SECONDS AND W 1 FOOT AT 5 SECONDS.
SUN NIGHT AND MON
W WINDS 10 TO 15 KT. SEAS 3 TO 4 FT. WAVE
DETAIL: E 4 FT AT 12 SECONDS AND W 2 FT AT 4 SECONDS.
MON NIGHT
W WINDS 10 TO 15 KT, BECOMING NW 15 TO 20 KT AFTER
MIDNIGHT. SEAS 3 TO 4 FT. WAVE DETAIL: NW 4 FT AT 4 SECONDS AND
SE 4 FT AT 11 SECONDS.
TUE AND TUE NIGHT
NE WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT.
SEAS 4 TO 6 FT.
WED AND WED NIGHT
NE WINDS 10 TO 15 KT, BECOMING E 5 TO 10 KT.
SEAS 3 TO 5 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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