335
FZUS51 KBOX 241405
CWFBOX
COASTAL WATERS FORECAST FOR MASSACHUSETTS AND RHODE ISLAND
NATIONAL WEATHER SERVICE BOSTON/NORTON MA
1005 AM EDT FRI JUL 24 2026
COASTAL WATERS FROM THE MERRIMACK RIVER MA TO WATCH HILL RI OUT
TO 60 NM
ANZ200-250300-
1005 AM EDT FRI JUL 24 2026
SYNOPSIS FOR MASSACHUSETTS AND RHODE ISLAND COASTAL WATERS
HIGH PRES BUILDS ACROSS THE WATERS INTO THE WEEKEND, BRINGING MORE
PLEASANT BOATING WEATHER TO THE REGION THROUGH THE WEEKEND WITH
LIGHT WINDS AND SEAS LESS THAN 3 FT. INCREASING CHANCE FOR ROUGH
SEAS EARLY NEXT WEEK AS LOW PRESSURE APPROACHES FROM THE WEST.
ANZ250-250300-
COASTAL WATERS EAST OF IPSWICH BAY AND THE STELLWAGEN BANK
NATIONAL MARINE SANCTUARY-
1005 AM EDT FRI JUL 24 2026
THIS AFTERNOON
LIGHT AND VARIABLE WINDS, BECOMING SE 5 TO
10 KT. SEAS 2 TO 3 FT. WAVE DETAIL: SE 2 FT AT 8 SECONDS AND S
1 FOOT AT 2 SECONDS.
TONIGHT
S WINDS 5 TO 10 KT, DIMINISHING TO AROUND 5 KT AFTER
MIDNIGHT. SEAS AROUND 2 FT. WAVE DETAIL: SE 2 FT AT 7 SECONDS AND
S 1 FOOT AT 3 SECONDS.
SAT
E WINDS AROUND 5 KT, INCREASING TO 5 TO 10 KT IN THE
AFTERNOON. SEAS AROUND 2 FT. WAVE DETAIL: SE 2 FT AT 7 SECONDS
AND E 1 FOOT AT 2 SECONDS.
SAT NIGHT
E WINDS 5 TO 10 KT. SEAS 2 TO 3 FT. WAVE DETAIL: SE
3 FT AT 7 SECONDS AND E 1 FOOT AT 2 SECONDS.
SUN AND SUN NIGHT
NE WINDS 5 TO 10 KT. SEAS 2 TO 3 FT. WAVE
DETAIL: SE 3 FT AT 8 SECONDS.
MON AND MON NIGHT
E WINDS 5 TO 10 KT, BECOMING S. SEAS 2 TO
3 FT. WAVE DETAIL: E 3 FT AT 7 SECONDS AND W 1 FOOT AT 5 SECONDS.
TUE
S WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT. SEAS 2 TO
4 FT. A CHANCE OF SHOWERS.
TUE NIGHT
S WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT. SEAS
2 TO 4 FT. SHOWERS LIKELY.
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.
ANZ251-250300-
MASSACHUSETTS BAY AND IPSWICH BAY-
1005 AM EDT FRI JUL 24 2026
THIS AFTERNOON
SE WINDS AROUND 5 KT, INCREASING TO 5 TO 10 KT.
SEAS AROUND 2 FT. WAVE DETAIL: SE 2 FT AT 8 SECONDS AND S 1 FOOT
AT 2 SECONDS.
TONIGHT
S WINDS 5 TO 10 KT, BECOMING SW AFTER MIDNIGHT. SEAS
AROUND 2 FT. WAVE DETAIL: SE 2 FT AT 8 SECONDS AND SE 1 FOOT AT
3 SECONDS.
SAT
SE WINDS AROUND 5 KT, BECOMING E IN THE AFTERNOON. SEAS
AROUND 2 FT. WAVE DETAIL: SE 2 FT AT 7 SECONDS.
SAT NIGHT
E WINDS 5 TO 10 KT, BECOMING NE AFTER MIDNIGHT. SEAS
AROUND 2 FT. WAVE DETAIL: SE 2 FT AT 7 SECONDS AND E 1 FOOT AT
3 SECONDS.
SUN
NE WINDS 5 TO 10 KT. SEAS AROUND 2 FT. WAVE DETAIL: E 2 FT
AT 7 SECONDS AND N 1 FOOT AT 2 SECONDS.
SUN NIGHT
NE WINDS 5 TO 10 KT, BECOMING N AFTER MIDNIGHT. SEAS
AROUND 2 FT. WAVE DETAIL: SE 2 FT AT 7 SECONDS AND N 1 FOOT AT
3 SECONDS.
MON AND MON NIGHT
SE WINDS 5 TO 10 KT. SEAS AROUND 2 FT.
TUE
S WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT. SEAS 2 TO
3 FT. A CHANCE OF SHOWERS.
TUE NIGHT
S WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT. SEAS
2 TO 3 FT. SHOWERS LIKELY.
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.
ANZ231-250300-
CAPE COD BAY-
1005 AM EDT FRI JUL 24 2026
THIS AFTERNOON
NE WINDS AROUND 5 KT, BECOMING SE. SEAS 1 FOOT
OR LESS. WAVE DETAIL: SW 1 FOOT AT 3 SECONDS AND NE 1 FOOT AT
4 SECONDS.
TONIGHT
SE WINDS 5 TO 10 KT, BECOMING NE AFTER MIDNIGHT. SEAS
1 FOOT OR LESS. WAVE DETAIL: S 1 FOOT AT 2 SECONDS AND E 1 FOOT
AT 3 SECONDS.
SAT
NE WINDS 5 TO 10 KT. SEAS 1 FOOT OR LESS. WAVE DETAIL: NE
1 FOOT AT 2 SECONDS AND E 1 FOOT AT 8 SECONDS.
SAT NIGHT
NE WINDS 5 TO 10 KT. SEAS AROUND 2 FT. WAVE DETAIL:
E 2 FT AT 8 SECONDS AND NE 1 FOOT AT 2 SECONDS.
SUN AND SUN NIGHT
NE WINDS 5 TO 10 KT. SEAS AROUND 2 FT. WAVE
DETAIL: NE 2 FT AT 4 SECONDS AND NE 2 FT AT 8 SECONDS.
MON AND MON NIGHT
NE WINDS 5 TO 10 KT, BECOMING S. SEAS AROUND
2 FT. WAVE DETAIL: E 2 FT AT 8 SECONDS AND NW 1 FOOT AT
2 SECONDS.
TUE
S WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT. SEAS 2 TO
3 FT. A CHANCE OF SHOWERS.
TUE NIGHT
S WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT. SEAS
AROUND 2 FT. SHOWERS LIKELY.
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.
ANZ254-250300-
COASTAL WATERS FROM PROVINCETOWN MA TO CHATHAM MA TO NANTUCKET MA
OUT 20 NM-
1005 AM EDT FRI JUL 24 2026
THIS AFTERNOON
E WINDS AROUND 5 KT, INCREASING TO 5 TO 10 KT.
SEAS 2 TO 3 FT. WAVE DETAIL: SE 3 FT AT 7 SECONDS AND SW 1 FOOT
AT 4 SECONDS.
TONIGHT
SE WINDS 5 TO 10 KT, BECOMING E AFTER MIDNIGHT. SEAS
2 TO 3 FT. WAVE DETAIL: SE 3 FT AT 7 SECONDS AND SW 2 FT AT
6 SECONDS.
SAT
NE WINDS 10 TO 15 KT. SEAS 2 TO 4 FT. WAVE DETAIL: S 3 FT
AT 7 SECONDS AND E 2 FT AT 3 SECONDS.
SAT NIGHT
NE WINDS 5 TO 10 KT. SEAS 2 TO 4 FT. WAVE DETAIL: SE
3 FT AT 7 SECONDS AND NE 1 FOOT AT 2 SECONDS.
SUN
NE WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT. SEAS 2 TO
4 FT. WAVE DETAIL: NE 3 FT AT 3 SECONDS AND SE 3 FT AT 7 SECONDS.
SUN NIGHT
NE WINDS 5 TO 10 KT. SEAS 2 TO 3 FT. WAVE DETAIL: NE
3 FT AT 5 SECONDS AND SE 3 FT AT 8 SECONDS. A CHANCE OF SHOWERS
IN THE EVENING.
MON AND MON NIGHT
NE WINDS 5 TO 10 KT, BECOMING S. SEAS 2 TO
3 FT.
TUE
S WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT. SEAS 3 TO
4 FT. A CHANCE OF SHOWERS.
TUE NIGHT
S WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT. SEAS
3 TO 4 FT. SHOWERS LIKELY.
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.
ANZ255-250300-
COASTAL WATERS EXTENDING OUT TO 25 NM SOUTH OF MARTHAS VINEYARD
AND NANTUCKET-
1005 AM EDT FRI JUL 24 2026
THIS AFTERNOON
E WINDS 5 TO 10 KT. SEAS 2 TO 3 FT. WAVE
DETAIL: SE 3 FT AT 7 SECONDS AND W 2 FT AT 5 SECONDS.
TONIGHT
E WINDS 5 TO 10 KT. SEAS 2 TO 3 FT. WAVE DETAIL: E
3 FT AT 7 SECONDS AND SW 2 FT AT 6 SECONDS.
SAT
NE WINDS 10 TO 15 KT. GUSTS UP TO 20 KT IN THE MORNING.
SEAS 2 TO 4 FT. WAVE DETAIL: SE 4 FT AT 7 SECONDS AND NE 2 FT AT
3 SECONDS.
SAT NIGHT
NE WINDS 10 TO 15 KT. SEAS 3 TO 4 FT. WAVE DETAIL: S
4 FT AT 7 SECONDS AND NE 2 FT AT 4 SECONDS.
SUN AND SUN NIGHT
NE WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT.
SEAS 2 TO 4 FT. WAVE DETAIL: E 3 FT AT 7 SECONDS AND NW 1 FOOT AT
8 SECONDS.
MON AND MON NIGHT
NE WINDS 5 TO 10 KT, BECOMING S. SEAS 2 TO
3 FT. WAVE DETAIL: E 3 FT AT 7 SECONDS AND NW 1 FOOT AT
3 SECONDS.
TUE
S WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT. SEAS 3 TO
4 FT. A CHANCE OF SHOWERS.
TUE NIGHT
S WINDS AROUND 15 KT WITH GUSTS UP TO 20 KT. SEAS
3 TO 4 FT. SHOWERS LIKELY.
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.
ANZ256-250300-
COASTAL WATERS FROM MONTAUK NY TO MARTHAS VINEYARD EXTENDING OUT
TO 20 NM SOUTH OF BLOCK ISLAND-
1005 AM EDT FRI JUL 24 2026
THIS AFTERNOON
E WINDS 5 TO 10 KT. SEAS 2 TO 3 FT. WAVE
DETAIL: SE 3 FT AT 7 SECONDS AND SW 2 FT AT 7 SECONDS.
TONIGHT
SE WINDS 5 TO 10 KT, BECOMING NE AFTER MIDNIGHT. SEAS
2 TO 3 FT. WAVE DETAIL: SE 3 FT AT 7 SECONDS AND S 2 FT AT
7 SECONDS.
SAT
NE WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT. SEAS 2 TO
4 FT. WAVE DETAIL: SE 4 FT AT 7 SECONDS AND NE 2 FT AT 3 SECONDS.
SAT NIGHT
NE WINDS 10 TO 15 KT. SEAS 3 TO 4 FT. WAVE DETAIL:
SE 4 FT AT 8 SECONDS AND NE 3 FT AT 3 SECONDS.
SUN AND SUN NIGHT
N WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT.
SEAS 3 TO 4 FT. WAVE DETAIL: E 3 FT AT 7 SECONDS AND NW 1 FOOT AT
5 SECONDS.
MON AND MON NIGHT
E WINDS 5 TO 10 KT, BECOMING S. SEAS AROUND
3 FT. WAVE DETAIL: SE 3 FT AT 7 SECONDS AND N 1 FOOT AT
3 SECONDS.
TUE
S WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT. SEAS 3 TO
4 FT. A CHANCE OF SHOWERS.
TUE NIGHT
S WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT. SEAS
3 TO 5 FT. SHOWERS LIKELY.
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.
ANZ232-250300-
NANTUCKET SOUND-
1005 AM EDT FRI JUL 24 2026
THIS AFTERNOON
E WINDS 5 TO 10 KT. SEAS AROUND 2 FT. WAVE
DETAIL: S 2 FT AT 6 SECONDS AND NE 1 FOOT AT 4 SECONDS.
TONIGHT
SE WINDS 5 TO 10 KT, BECOMING E AFTER MIDNIGHT. SEAS
AROUND 2 FT. WAVE DETAIL: S 2 FT AT 6 SECONDS AND E 1 FOOT AT
3 SECONDS.
SAT
NE WINDS 10 TO 15 KT. GUSTS UP TO 20 KT IN THE AFTERNOON.
SEAS AROUND 2 FT. WAVE DETAIL: E 2 FT AT 3 SECONDS AND S 2 FT AT
7 SECONDS.
SAT NIGHT
NE WINDS 10 TO 15 KT. SEAS AROUND 2 FT. WAVE DETAIL:
NE 2 FT AT 3 SECONDS AND E 2 FT AT 7 SECONDS.
SUN AND SUN NIGHT
NE WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT.
SEAS AROUND 2 FT. WAVE DETAIL: NE 2 FT AT 3 SECONDS AND E 2 FT AT
7 SECONDS.
MON AND MON NIGHT
E WINDS 5 TO 10 KT, BECOMING S. SEAS AROUND
2 FT. WAVE DETAIL: NE 1 FOOT AT 5 SECONDS AND NW 1 FOOT AT
7 SECONDS.
TUE
S WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT. SEAS 2 TO
3 FT. A CHANCE OF SHOWERS.
TUE NIGHT
S WINDS AROUND 15 KT WITH GUSTS UP TO 20 KT. SEAS
2 TO 3 FT. SHOWERS LIKELY.
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.
ANZ233-250300-
VINEYARD SOUND-
1005 AM EDT FRI JUL 24 2026
THIS AFTERNOON
NE WINDS AROUND 5 KT, BECOMING SE. SEAS AROUND
2 FT. WAVE DETAIL: SE 2 FT AT 7 SECONDS AND SW 1 FOOT AT
8 SECONDS.
TONIGHT
SE WINDS 5 TO 10 KT, BECOMING NE AFTER MIDNIGHT. SEAS
AROUND 2 FT. WAVE DETAIL: S 2 FT AT 7 SECONDS AND E 1 FOOT AT
2 SECONDS.
SAT
NE WINDS 5 TO 10 KT. SEAS AROUND 2 FT. WAVE DETAIL: SE
2 FT AT 8 SECONDS AND NE 1 FOOT AT 2 SECONDS.
SAT NIGHT
NE WINDS AROUND 10 KT. SEAS AROUND 2 FT. WAVE
DETAIL: S 2 FT AT 7 SECONDS AND NE 1 FOOT AT 3 SECONDS.
SUN AND SUN NIGHT
N WINDS 10 TO 15 KT. SEAS AROUND 2 FT. WAVE
DETAIL: E 2 FT AT 7 SECONDS AND NE 1 FOOT AT 3 SECONDS.
MON AND MON NIGHT
E WINDS 5 TO 10 KT, BECOMING S. SEAS AROUND
2 FT. WAVE DETAIL: SE 2 FT AT 7 SECONDS AND NW 1 FOOT AT
6 SECONDS.
TUE
S WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT. SEAS 2 TO
3 FT. A CHANCE OF SHOWERS.
TUE NIGHT
S WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT. SEAS
2 TO 3 FT. SHOWERS LIKELY.
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.
ANZ234-250300-
BUZZARDS BAY-
1005 AM EDT FRI JUL 24 2026
THIS AFTERNOON
E WINDS AROUND 5 KT, BECOMING S. SEAS AROUND
2 FT. WAVE DETAIL: S 1 FOOT AT 6 SECONDS.
TONIGHT
SE WINDS 5 TO 10 KT, BECOMING NE AFTER MIDNIGHT. SEAS
AROUND 2 FT IN THE EVENING, THEN 1 FOOT OR LESS. WAVE DETAIL: S
2 FT AT 12 SECONDS AND E 1 FOOT AT 2 SECONDS, BECOMING E 1 FOOT
AT 3 SECONDS AND SW 1 FOOT AT 6 SECONDS.
SAT
NE WINDS 5 TO 10 KT. SEAS AROUND 2 FT. WAVE DETAIL: SE
2 FT AT 8 SECONDS AND NE 1 FOOT AT 2 SECONDS.
SAT NIGHT
NE WINDS 5 TO 10 KT. SEAS AROUND 2 FT. WAVE DETAIL:
S 2 FT AT 7 SECONDS AND NE 1 FOOT AT 2 SECONDS.
SUN AND SUN NIGHT
N WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT.
SEAS AROUND 2 FT. WAVE DETAIL: E 2 FT AT 7 SECONDS AND NE 1 FOOT
AT 2 SECONDS.
MON AND MON NIGHT
SE WINDS 5 TO 10 KT, BECOMING S. SEAS AROUND
2 FT. WAVE DETAIL: SE 2 FT AT 9 SECONDS AND NE 1 FOOT AT
2 SECONDS.
TUE
S WINDS 10 TO 15 KT WITH GUSTS UP TO 25 KT. SEAS 2 TO
3 FT. A CHANCE OF SHOWERS.
TUE NIGHT
S WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT. SEAS
2 TO 3 FT. SHOWERS LIKELY.
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.
ANZ235-250300-
RHODE ISLAND SOUND-
1005 AM EDT FRI JUL 24 2026
THIS AFTERNOON
E WINDS AROUND 5 KT, BECOMING SE. SEAS 2 TO
3 FT. WAVE DETAIL: SE 3 FT AT 7 SECONDS AND SW 1 FOOT AT
7 SECONDS.
TONIGHT
SE WINDS 5 TO 10 KT, BECOMING NE AFTER MIDNIGHT. SEAS
AROUND 2 FT. WAVE DETAIL: SE 2 FT AT 8 SECONDS AND SE 1 FOOT AT
2 SECONDS.
SAT
NE WINDS 5 TO 10 KT, BECOMING E 10 TO 15 KT IN THE
AFTERNOON. SEAS 2 TO 3 FT. WAVE DETAIL: S 3 FT AT 7 SECONDS AND
NE 1 FOOT AT 2 SECONDS.
SAT NIGHT
NE WINDS 10 TO 15 KT. SEAS 2 TO 3 FT. WAVE DETAIL:
SE 3 FT AT 7 SECONDS AND NE 1 FOOT AT 3 SECONDS.
SUN
NE WINDS 10 TO 15 KT. SEAS 2 TO 3 FT. WAVE DETAIL: SE 3 FT
AT 7 SECONDS AND NE 2 FT AT 3 SECONDS.
SUN NIGHT
NE WINDS 10 TO 15 KT, BECOMING N 5 TO 10 KT AFTER
MIDNIGHT. SEAS 2 TO 3 FT. WAVE DETAIL: SE 3 FT AT 8 SECONDS AND
NE 2 FT AT 3 SECONDS.
MON AND MON NIGHT
SE WINDS 5 TO 10 KT, BECOMING S. SEAS 2 TO
3 FT.
TUE
S WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT. SEAS 2 TO
4 FT. A CHANCE OF SHOWERS.
TUE NIGHT
S WINDS AROUND 15 KT WITH GUSTS UP TO 20 KT. SEAS
2 TO 4 FT. SHOWERS LIKELY.
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.
ANZ237-250300-
BLOCK ISLAND SOUND-
1005 AM EDT FRI JUL 24 2026
THIS AFTERNOON
E WINDS AROUND 5 KT, BECOMING SE. SEAS 2 TO
3 FT. WAVE DETAIL: S 3 FT AT 7 SECONDS AND E 1 FOOT AT 3 SECONDS.
TONIGHT
SE WINDS 5 TO 10 KT, BECOMING NE AFTER MIDNIGHT. SEAS
AROUND 2 FT. WAVE DETAIL: SE 2 FT AT 2 SECONDS AND SE 2 FT AT
7 SECONDS.
SAT
E WINDS 5 TO 10 KT. SEAS 2 TO 3 FT. WAVE DETAIL: S 3 FT AT
7 SECONDS AND NE 1 FOOT AT 2 SECONDS.
SAT NIGHT
NE WINDS 5 TO 10 KT. SEAS 2 TO 3 FT. WAVE DETAIL: SE
3 FT AT 7 SECONDS AND NE 1 FOOT AT 3 SECONDS.
SUN
NE WINDS AROUND 10 KT. SEAS 2 TO 3 FT. WAVE DETAIL: E 3 FT
AT 7 SECONDS AND S 2 FT AT 8 SECONDS.
SUN NIGHT
NE WINDS 5 TO 10 KT, BECOMING N AFTER MIDNIGHT. SEAS
2 TO 3 FT. WAVE DETAIL: SE 3 FT AT 7 SECONDS AND NE 1 FOOT AT
4 SECONDS.
MON AND MON NIGHT
SE WINDS 5 TO 10 KT, BECOMING S. SEAS 2 TO
3 FT.
TUE
S WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT. SEAS 2 TO
4 FT. A CHANCE OF SHOWERS.
TUE NIGHT
S WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT. SEAS
2 TO 4 FT. SHOWERS LIKELY.
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.
ANZ230-250300-
BOSTON HARBOR-
1005 AM EDT FRI JUL 24 2026
THIS AFTERNOON
LIGHT AND VARIABLE WINDS, BECOMING SE 5 TO
10 KT. WAVES 1 FOOT OR LESS, THEN AROUND 2 FT.
TONIGHT
S WINDS 5 TO 10 KT, BECOMING SW AFTER MIDNIGHT. WAVES
AROUND 2 FT IN THE EVENING, THEN 1 FOOT OR LESS.
SAT
E WINDS AROUND 5 KT, INCREASING TO 5 TO 10 KT IN THE
AFTERNOON. WAVES 1 FOOT OR LESS, THEN AROUND 2 FT IN THE
AFTERNOON.
SAT NIGHT
E WINDS 5 TO 10 KT, BECOMING NE AFTER MIDNIGHT.
WAVES 1 FOOT OR LESS.
SUN
NE WINDS 5 TO 10 KT. WAVES 1 FOOT OR LESS, THEN AROUND
2 FT IN THE AFTERNOON.
SUN NIGHT
E WINDS 5 TO 10 KT, BECOMING N AFTER MIDNIGHT. WAVES
1 FOOT OR LESS.
MON AND MON NIGHT
S WINDS 5 TO 10 KT. WAVES AROUND 2 FT, THEN
1 FOOT OR LESS.
TUE
S WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT. WAVES AROUND
2 FT. A CHANCE OF SHOWERS AND TSTMS.
TUE NIGHT
S WINDS 10 TO 15 KT. WAVES AROUND 2 FT. SHOWERS
LIKELY WITH A CHANCE OF TSTMS.
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.
ANZ236-250300-
NARRAGANSETT BAY-
1005 AM EDT FRI JUL 24 2026
THIS AFTERNOON
E WINDS AROUND 5 KT, BECOMING S. WAVES AROUND
2 FT.
TONIGHT
S WINDS 5 TO 10 KT, BECOMING N AFTER MIDNIGHT. WAVES
AROUND 2 FT.
SAT
E WINDS 5 TO 10 KT. WAVES AROUND 2 FT.
SAT NIGHT
NE WINDS 5 TO 10 KT. WAVES AROUND 2 FT.
SUN
NE WINDS 5 TO 10 KT. WAVES AROUND 2 FT.
SUN NIGHT
NE WINDS 5 TO 10 KT, BECOMING N AFTER MIDNIGHT.
WAVES AROUND 2 FT.
MON AND MON NIGHT
SE WINDS 5 TO 10 KT, BECOMING S. WAVES
AROUND 2 FT.
TUE
S WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT. WAVES 2 TO
3 FT. A CHANCE OF SHOWERS AND TSTMS.
TUE NIGHT
S WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT. WAVES
2 TO 3 FT. SHOWERS LIKELY.
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.
ANZ280-250300-
OCEAN WATERS FROM THE MERRIMACK RIVER TO PLYMOUTH FROM 40 TO
60 NM-
1005 AM EDT FRI JUL 24 2026
THIS AFTERNOON
LIGHT AND VARIABLE WINDS, BECOMING S 5 TO
10 KT. SEAS 3 TO 4 FT. WAVE DETAIL: SE 3 FT AT 7 SECONDS AND NE
1 FOOT AT 4 SECONDS.
TONIGHT
S WINDS 5 TO 10 KT, BECOMING SE AFTER MIDNIGHT. SEAS
2 TO 3 FT. WAVE DETAIL: S 2 FT AT 6 SECONDS AND SE 1 FOOT AT
4 SECONDS.
SAT
E WINDS 5 TO 10 KT. SEAS 2 TO 3 FT. WAVE DETAIL: S 2 FT AT
7 SECONDS.
SAT NIGHT
E WINDS 5 TO 10 KT. SEAS 2 TO 3 FT. WAVE DETAIL: S
3 FT AT 7 SECONDS AND E 1 FOOT AT 2 SECONDS.
SUN AND SUN NIGHT
NE WINDS 5 TO 10 KT. SEAS AROUND 3 FT. WAVE
DETAIL: SE 3 FT AT 8 SECONDS AND S 1 FOOT AT 6 SECONDS.
MON AND MON NIGHT
E WINDS 5 TO 10 KT, BECOMING S. SEAS AROUND
3 FT. WAVE DETAIL: SE 3 FT AT 8 SECONDS AND E 2 FT AT 5 SECONDS.
TUE
S WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT. SEAS 3 TO
4 FT. A CHANCE OF SHOWERS.
TUE NIGHT
S WINDS 10 TO 15 KT WITH GUSTS UP TO 20 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.
ANZ281-250300-
OCEAN WATERS FROM PROVINCETOWN TO NANTUCKET FROM 20 TO 60 NM-
1005 AM EDT FRI JUL 24 2026
THIS AFTERNOON
NE WINDS AROUND 5 KT, BECOMING E. SEAS 3 TO
4 FT. WAVE DETAIL: S 4 FT AT 7 SECONDS AND NE 1 FOOT AT
3 SECONDS.
TONIGHT
E WINDS 5 TO 10 KT, INCREASING TO 10 TO 15 KT AFTER
MIDNIGHT. SEAS AROUND 3 FT. WAVE DETAIL: S 3 FT AT 7 SECONDS AND
E 2 FT AT 3 SECONDS.
SAT
NE WINDS 10 TO 15 KT. GUSTS UP TO 20 KT IN THE MORNING.
SEAS 3 TO 5 FT. WAVE DETAIL: S 4 FT AT 7 SECONDS AND NE 2 FT AT
4 SECONDS.
SAT NIGHT
NE WINDS 10 TO 15 KT. SEAS 3 TO 5 FT. WAVE DETAIL: S
4 FT AT 7 SECONDS AND NE 3 FT AT 4 SECONDS.
SUN AND SUN NIGHT
NE WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT.
SEAS 3 TO 4 FT. WAVE DETAIL: E 4 FT AT 8 SECONDS AND NE 3 FT AT
5 SECONDS. A CHANCE OF SHOWERS THROUGH THE NIGHT.
MON AND MON NIGHT
NE WINDS 5 TO 10 KT, BECOMING S. SEAS 3 TO
4 FT. WAVE DETAIL: E 3 FT AT 7 SECONDS AND SW 1 FOOT AT
6 SECONDS.
TUE
S WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT. SEAS 3 TO
4 FT. A CHANCE OF SHOWERS.
TUE NIGHT
S WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT. SEAS
AROUND 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.
ANZ282-250300-
OCEAN WATERS FROM MARTHAS VINEYARD TO NANTUCKET FROM 25 TO 60 NM-
1005 AM EDT FRI JUL 24 2026
THIS AFTERNOON
NE WINDS 5 TO 10 KT. SEAS 3 TO 4 FT. WAVE
DETAIL: S 4 FT AT 7 SECONDS AND E 2 FT AT 4 SECONDS.
TONIGHT
NE WINDS 10 TO 15 KT. SEAS 3 TO 4 FT. WAVE DETAIL: SE
4 FT AT 7 SECONDS AND SW 2 FT AT 7 SECONDS.
SAT
NE WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT. SEAS 3 TO
5 FT. WAVE DETAIL: S 4 FT AT 7 SECONDS AND NE 3 FT AT 4 SECONDS.
SAT NIGHT
NE WINDS 10 TO 15 KT. SEAS 4 TO 5 FT. WAVE DETAIL: E
4 FT AT 7 SECONDS AND S 1 FOOT AT 6 SECONDS.
SUN AND SUN NIGHT
NE WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT.
SEAS 3 TO 4 FT. WAVE DETAIL: E 3 FT AT 6 SECONDS AND S 3 FT AT
8 SECONDS.
MON AND MON NIGHT
NE WINDS 5 TO 10 KT, BECOMING SE. SEAS 3 TO
4 FT. WAVE DETAIL: E 3 FT AT 7 SECONDS AND N 1 FOOT AT 3 SECONDS.
TUE
S WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT. SEAS 3 TO
4 FT. A CHANCE OF SHOWERS.
TUE NIGHT
S WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT. SEAS
AROUND 4 FT. SHOWERS LIKELY.
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.
ANZ283-250300-
OCEAN WATERS FROM MONTAUK NY TO MARTHAS VINEYARD FROM 25 TO 60 NM-
1005 AM EDT FRI JUL 24 2026
THIS AFTERNOON
NE WINDS 5 TO 10 KT. SEAS AROUND 3 FT. WAVE
DETAIL: SE 3 FT AT 7 SECONDS AND SW 2 FT AT 7 SECONDS.
TONIGHT
E WINDS 10 TO 15 KT. SEAS 3 TO 4 FT. WAVE DETAIL: SE
4 FT AT 7 SECONDS AND S 2 FT AT 7 SECONDS.
SAT
NE WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT. SEAS 3 TO
5 FT. WAVE DETAIL: E 5 FT AT 7 SECONDS AND NE 3 FT AT 4 SECONDS.
SAT NIGHT
NE WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT. SEAS
4 TO 5 FT. WAVE DETAIL: E 5 FT AT 7 SECONDS.
SUN AND SUN NIGHT
NE 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 W 1 FOOT AT
6 SECONDS.
MON AND MON NIGHT
NE WINDS 5 TO 10 KT, BECOMING S. SEAS 3 TO
4 FT. WAVE DETAIL: E 3 FT AT 7 SECONDS AND N 1 FOOT AT 4 SECONDS.
TUE
S WINDS 10 TO 15 KT WITH GUSTS UP TO 25 KT. SEAS 3 TO
4 FT. A CHANCE OF SHOWERS.
TUE NIGHT
S WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT. SEAS
AROUND 4 FT. SHOWERS LIKELY.
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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