364
FZUS51 KBOX 231404
CWFBOX
COASTAL WATERS FORECAST FOR MASSACHUSETTS AND RHODE ISLAND
NATIONAL WEATHER SERVICE BOSTON/NORTON MA
1004 AM EDT THU JUL 23 2026
COASTAL WATERS FROM THE MERRIMACK RIVER MA TO WATCH HILL RI OUT
TO 60 NM
ANZ200-240300-
1004 AM EDT THU JUL 23 2026
SYNOPSIS FOR MASSACHUSETTS AND RHODE ISLAND COASTAL WATERS
COLD FRONT SLOWLY MOVES ACROSS THE WATERS EARLY THIS MORNING
SHIFTING WINDS TO THE NW. SCATTERED SHOWERS AND AN ISOLATED WEAK
STORM POSSIBLE EARLY THIS MORNING FOR COASTAL WATERS. HIGH PRES
BUILDS ACROSS THE WATERS LATER TODAY AND INTO THE WEEKEND, BRINGING
MORE PLEASANT BOATING WEATHER TO THE REGION THROUGH THE WEEKEND WITH
LIGHT WINDS AND SEAS LESS THAN 3 FT.
ANZ250-240300-
COASTAL WATERS EAST OF IPSWICH BAY AND THE STELLWAGEN BANK
NATIONAL MARINE SANCTUARY-
1004 AM EDT THU JUL 23 2026
THIS AFTERNOON
N WINDS 5 TO 10 KT, BECOMING E. SEAS 2 TO 3 FT.
WAVE DETAIL: SE 3 FT AT 9 SECONDS AND W 1 FOOT AT 3 SECONDS.
TONIGHT
S WINDS 5 TO 10 KT, BECOMING SW AFTER MIDNIGHT. SEAS
2 TO 3 FT. WAVE DETAIL: SE 3 FT AT 8 SECONDS AND SW 1 FOOT AT
3 SECONDS.
FRI
S WINDS AROUND 5 KT, BECOMING SE IN THE AFTERNOON. SEAS
2 TO 3 FT. WAVE DETAIL: SE 2 FT AT 7 SECONDS.
FRI NIGHT
SE WINDS 5 TO 10 KT, BECOMING SW AFTER MIDNIGHT.
SEAS AROUND 2 FT. WAVE DETAIL: SE 2 FT AT 7 SECONDS AND S 1 FOOT
AT 2 SECONDS.
SAT AND SAT NIGHT
NE WINDS AROUND 5 KT. SEAS 2 TO 3 FT. WAVE
DETAIL: SE 3 FT AT 8 SECONDS AND S 1 FOOT AT 2 SECONDS.
SUN THROUGH MON NIGHT
S WINDS 5 TO 10 KT. SEAS 2 TO 3 FT. WAVE
DETAIL: SE 3 FT AT 8 SECONDS AND S 1 FOOT AT 2 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.
ANZ251-240300-
MASSACHUSETTS BAY AND IPSWICH BAY-
1004 AM EDT THU JUL 23 2026
THIS AFTERNOON
N WINDS 5 TO 10 KT, BECOMING SE. SEAS AROUND
2 FT. WAVE DETAIL: E 2 FT AT 8 SECONDS AND NW 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 S 1 FOOT AT
3 SECONDS.
FRI
NE WINDS AROUND 5 KT, BECOMING SE IN THE AFTERNOON. SEAS
AROUND 2 FT. WAVE DETAIL: E 2 FT AT 7 SECONDS AND SE 2 FT AT
8 SECONDS.
FRI NIGHT
S WINDS 5 TO 10 KT, BECOMING SW AFTER MIDNIGHT. SEAS
AROUND 2 FT. WAVE DETAIL: SE 2 FT AT 7 SECONDS AND S 2 FT AT
8 SECONDS.
SAT
NE WINDS AROUND 5 KT, BECOMING E IN THE AFTERNOON. SEAS
AROUND 2 FT. WAVE DETAIL: E 2 FT AT 7 SECONDS AND SE 2 FT AT
11 SECONDS.
SAT NIGHT
E WINDS 5 TO 10 KT, BECOMING NE AFTER MIDNIGHT. SEAS
AROUND 2 FT. WAVE DETAIL: E 2 FT AT 7 SECONDS AND S 2 FT AT
8 SECONDS.
SUN THROUGH MON NIGHT
S 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.
ANZ231-240300-
CAPE COD BAY-
1004 AM EDT THU JUL 23 2026
THIS AFTERNOON
N WINDS AROUND 10 KT, BECOMING NE. SEAS AROUND
2 FT. WAVE DETAIL: SE 2 FT AT 8 SECONDS AND NW 1 FOOT AT
3 SECONDS.
TONIGHT
S WINDS AROUND 5 KT, BECOMING W AFTER MIDNIGHT. SEAS
AROUND 2 FT IN THE EVENING, THEN 1 FOOT OR LESS. WAVE DETAIL: SE
2 FT AT 8 SECONDS AND NW 1 FOOT AT 3 SECONDS, BECOMING SW 1 FOOT
AT 3 SECONDS AND SE 1 FOOT AT 7 SECONDS.
FRI
E WINDS AROUND 5 KT. SEAS 1 FOOT OR LESS. WAVE DETAIL: SW
1 FOOT AT 3 SECONDS AND E 1 FOOT AT 8 SECONDS.
FRI NIGHT
SE WINDS AROUND 5 KT, BECOMING SW AFTER MIDNIGHT.
SEAS 1 FOOT OR LESS. WAVE DETAIL: SE 1 FOOT AT 2 SECONDS AND S
1 FOOT AT 8 SECONDS.
SAT AND SAT NIGHT
NE WINDS 5 TO 10 KT. SEAS AROUND 2 FT. WAVE
DETAIL: S 2 FT AT 8 SECONDS AND S 1 FOOT AT 3 SECONDS.
SUN THROUGH MON NIGHT
S WINDS 5 TO 10 KT. SEAS AROUND 2 FT.
WAVE DETAIL: E 2 FT AT 9 SECONDS AND NE 1 FOOT AT 3 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.
ANZ254-240300-
COASTAL WATERS FROM PROVINCETOWN MA TO CHATHAM MA TO NANTUCKET MA
OUT 20 NM-
1004 AM EDT THU JUL 23 2026
..SMALL CRAFT ADVISORY IN EFFECT THROUGH THIS EVENING
THIS AFTERNOON
N WINDS 5 TO 10 KT. SEAS 3 TO 5 FT. WAVE
DETAIL: SE 5 FT AT 9 SECONDS AND NW 1 FOOT AT 3 SECONDS.
TONIGHT
SE WINDS AROUND 5 KT, BECOMING NW AFTER MIDNIGHT. SEAS
2 TO 4 FT. WAVE DETAIL: S 4 FT AT 8 SECONDS AND SE 3 FT AT
8 SECONDS.
FRI
NE WINDS AROUND 5 KT, BECOMING E IN THE AFTERNOON. SEAS
2 TO 4 FT. WAVE DETAIL: SE 3 FT AT 7 SECONDS AND SW 1 FOOT AT
3 SECONDS.
FRI NIGHT
E WINDS 5 TO 10 KT. SEAS 2 TO 3 FT. WAVE DETAIL: SE
3 FT AT 7 SECONDS AND SW 1 FOOT AT 3 SECONDS.
SAT AND SAT NIGHT
NE WINDS 5 TO 10 KT. SEAS 2 TO 3 FT. WAVE
DETAIL: S 3 FT AT 7 SECONDS AND S 1 FOOT AT 2 SECONDS.
SUN THROUGH MON NIGHT
S WINDS 5 TO 10 KT. SEAS 2 TO 3 FT. WAVE
DETAIL: SE 3 FT AT 7 SECONDS AND S 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.
ANZ255-240300-
COASTAL WATERS EXTENDING OUT TO 25 NM SOUTH OF MARTHAS VINEYARD
AND NANTUCKET-
1004 AM EDT THU JUL 23 2026
..SMALL CRAFT ADVISORY IN EFFECT THROUGH THIS EVENING
THIS AFTERNOON
N WINDS 10 TO 15 KT, BECOMING NE 5 TO 10 KT.
SEAS 4 TO 6 FT. WAVE DETAIL: S 6 FT AT 8 SECONDS AND NW 3 FT AT
4 SECONDS.
TONIGHT
E WINDS 5 TO 10 KT, BECOMING NE AFTER MIDNIGHT. SEAS
3 TO 5 FT. WAVE DETAIL: S 5 FT AT 8 SECONDS AND W 2 FT AT
5 SECONDS.
FRI
NE WINDS 5 TO 10 KT. SEAS 2 TO 4 FT. WAVE DETAIL: SE 4 FT
AT 7 SECONDS AND W 2 FT AT 5 SECONDS.
FRI NIGHT
E WINDS 5 TO 10 KT. SEAS 2 TO 3 FT. WAVE DETAIL: SE
3 FT AT 7 SECONDS AND N 1 FOOT AT 5 SECONDS.
SAT AND SAT NIGHT
NE WINDS 5 TO 10 KT. SEAS 2 TO 3 FT. WAVE
DETAIL: S 3 FT AT 6 SECONDS.
SUN THROUGH MON NIGHT
S WINDS 10 TO 15 KT. SEAS 2 TO 3 FT.
WAVE DETAIL: SE 3 FT AT 7 SECONDS AND SE 1 FOOT AT 4 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.
ANZ256-240300-
COASTAL WATERS FROM MONTAUK NY TO MARTHAS VINEYARD EXTENDING OUT
TO 20 NM SOUTH OF BLOCK ISLAND-
1004 AM EDT THU JUL 23 2026
..SMALL CRAFT ADVISORY IN EFFECT THROUGH THIS EVENING
THIS AFTERNOON
N WINDS AROUND 10 KT, BECOMING E. SEAS 4 TO
5 FT. WAVE DETAIL: S 5 FT AT 8 SECONDS AND N 1 FOOT AT 5 SECONDS.
TONIGHT
SE WINDS AROUND 5 KT, BECOMING N AROUND 5 KT AFTER
MIDNIGHT. SEAS 3 TO 5 FT. WAVE DETAIL: S 4 FT AT 8 SECONDS AND W
1 FOOT AT 8 SECONDS.
FRI
NE WINDS 5 TO 10 KT. SEAS 3 TO 4 FT. WAVE DETAIL: S 4 FT
AT 7 SECONDS.
FRI NIGHT
E WINDS 5 TO 10 KT. SEAS 2 TO 3 FT. WAVE DETAIL: SE
3 FT AT 7 SECONDS AND N 1 FOOT AT 7 SECONDS.
SAT AND SAT NIGHT
NE WINDS 5 TO 10 KT. SEAS 2 TO 3 FT. WAVE
DETAIL: S 3 FT AT 7 SECONDS.
SUN THROUGH MON NIGHT
S WINDS 5 TO 10 KT. SEAS 2 TO 3 FT. WAVE
DETAIL: E 3 FT AT 7 SECONDS AND S 3 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.
ANZ232-240300-
NANTUCKET SOUND-
1004 AM EDT THU JUL 23 2026
THIS AFTERNOON
N WINDS 10 TO 15 KT, BECOMING NE 5 TO 10 KT.
SEAS 2 TO 3 FT. WAVE DETAIL: NW 2 FT AT 4 SECONDS AND S 2 FT AT
9 SECONDS.
TONIGHT
SE WINDS 5 TO 10 KT, BECOMING NW AFTER MIDNIGHT. SEAS
2 TO 3 FT. WAVE DETAIL: SW 1 FOOT AT 4 SECONDS AND E 1 FOOT AT
8 SECONDS.
FRI
E WINDS 5 TO 10 KT. SEAS AROUND 2 FT. WAVE DETAIL: SW
1 FOOT AT 4 SECONDS AND S 1 FOOT AT 7 SECONDS.
FRI NIGHT
E WINDS 5 TO 10 KT. SEAS AROUND 2 FT. WAVE DETAIL: E
1 FOOT AT 4 SECONDS AND SW 1 FOOT AT 6 SECONDS.
SAT AND SAT NIGHT
NE WINDS 5 TO 10 KT. SEAS AROUND 2 FT. WAVE
DETAIL: E 2 FT AT 4 SECONDS AND S 1 FOOT AT 4 SECONDS.
SUN THROUGH MON NIGHT
SW WINDS 5 TO 10 KT. SEAS AROUND 2 FT.
WAVE DETAIL: E 2 FT AT 6 SECONDS AND S 1 FOOT AT 7 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.
ANZ233-240300-
VINEYARD SOUND-
1004 AM EDT THU JUL 23 2026
THIS AFTERNOON
N WINDS AROUND 10 KT, BECOMING E. SEAS 2 TO
4 FT. WAVE DETAIL: SW 4 FT AT 8 SECONDS AND N 1 FOOT AT
2 SECONDS.
TONIGHT
S WINDS 5 TO 10 KT, BECOMING W AFTER MIDNIGHT. SEAS
2 TO 3 FT. WAVE DETAIL: SW 3 FT AT 8 SECONDS AND E 1 FOOT AT
4 SECONDS.
FRI
NE WINDS AROUND 5 KT, BECOMING SE IN THE AFTERNOON. SEAS
AROUND 2 FT. WAVE DETAIL: SW 2 FT AT 6 SECONDS AND SE 1 FOOT AT
8 SECONDS.
FRI NIGHT
SE WINDS 5 TO 10 KT, BECOMING E AFTER MIDNIGHT. SEAS
AROUND 2 FT. WAVE DETAIL: E 1 FOOT AT 2 SECONDS AND SW 1 FOOT AT
7 SECONDS.
SAT
NE WINDS 5 TO 10 KT. SEAS AROUND 2 FT. WAVE DETAIL: E
1 FOOT AT 3 SECONDS AND S 1 FOOT AT 8 SECONDS.
SAT NIGHT
NE WINDS 5 TO 10 KT. SEAS AROUND 2 FT. WAVE DETAIL:
S 1 FOOT AT 4 SECONDS AND E 1 FOOT AT 4 SECONDS.
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.
ANZ234-240300-
BUZZARDS BAY-
1004 AM EDT THU JUL 23 2026
THIS AFTERNOON
N WINDS 5 TO 10 KT, BECOMING E. SEAS 2 TO 3 FT.
WAVE DETAIL: SW 2 FT AT 8 SECONDS AND N 1 FOOT AT 2 SECONDS.
TONIGHT
S WINDS 5 TO 10 KT, BECOMING W AFTER MIDNIGHT. SEAS
AROUND 2 FT. WAVE DETAIL: SW 2 FT AT 8 SECONDS AND E 1 FOOT AT
4 SECONDS.
FRI
NE WINDS AROUND 5 KT, BECOMING SE IN THE AFTERNOON. SEAS
AROUND 2 FT. WAVE DETAIL: SW 1 FOOT AT 4 SECONDS AND SW 1 FOOT AT
7 SECONDS.
FRI NIGHT
SE WINDS 5 TO 10 KT, BECOMING NE AFTER MIDNIGHT.
SEAS AROUND 2 FT IN THE EVENING, THEN 1 FOOT OR LESS. WAVE
DETAIL: SE 1 FOOT AT 2 SECONDS AND S 1 FOOT AT 6 SECONDS,
BECOMING E 1 FOOT AT 2 SECONDS AND S 1 FOOT AT 6 SECONDS.
SAT
NE WINDS 5 TO 10 KT, BECOMING E IN THE AFTERNOON. SEAS
1 FOOT OR LESS, THEN AROUND 2 FT IN THE AFTERNOON. WAVE DETAIL: E
1 FOOT AT 3 SECONDS AND S 1 FOOT AT 7 SECONDS, BECOMING E 1 FOOT
AT 2 SECONDS AND SW 1 FOOT AT 4 SECONDS.
SAT NIGHT
NE WINDS 5 TO 10 KT. SEAS AROUND 2 FT. WAVE DETAIL:
E 1 FOOT AT 2 SECONDS AND S 1 FOOT AT 6 SECONDS.
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.
ANZ235-240300-
RHODE ISLAND SOUND-
1004 AM EDT THU JUL 23 2026
..SMALL CRAFT ADVISORY IN EFFECT UNTIL 2 PM EDT THIS AFTERNOON
THIS AFTERNOON
N WINDS AROUND 10 KT, BECOMING SE. SEAS 3 TO
5 FT. WAVE DETAIL: S 5 FT AT 8 SECONDS AND NE 2 FT AT 5 SECONDS.
TONIGHT
S WINDS 5 TO 10 KT, BECOMING W AFTER MIDNIGHT. SEAS
3 TO 4 FT. WAVE DETAIL: S 4 FT AT 8 SECONDS AND SE 2 FT AT
8 SECONDS.
FRI
NE WINDS AROUND 5 KT, BECOMING SE IN THE AFTERNOON. SEAS
2 TO 3 FT. WAVE DETAIL: S 3 FT AT 7 SECONDS.
FRI NIGHT
SE WINDS 5 TO 10 KT, BECOMING NE AFTER MIDNIGHT.
SEAS AROUND 2 FT. WAVE DETAIL: SE 2 FT AT 7 SECONDS AND NW 1 FOOT
AT 7 SECONDS.
SAT
NE WINDS 5 TO 10 KT, BECOMING E IN THE AFTERNOON. SEAS
AROUND 2 FT. WAVE DETAIL: S 2 FT AT 7 SECONDS.
SAT NIGHT
NE WINDS 5 TO 10 KT. SEAS 2 TO 3 FT. WAVE DETAIL: SE
3 FT AT 7 SECONDS AND S 1 FOOT AT 4 SECONDS.
SUN THROUGH MON
S WINDS 5 TO 10 KT. SEAS 2 TO 3 FT.
MON NIGHT
SW WINDS AROUND 10 KT. SEAS 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.
ANZ237-240300-
BLOCK ISLAND SOUND-
1004 AM EDT THU JUL 23 2026
..SMALL CRAFT ADVISORY IN EFFECT UNTIL 2 PM EDT THIS AFTERNOON
THIS AFTERNOON
N WINDS 5 TO 10 KT, BECOMING S. SEAS 3 TO 4 FT.
WAVE DETAIL: S 4 FT AT 8 SECONDS AND NW 1 FOOT AT 7 SECONDS.
TONIGHT
S WINDS AROUND 5 KT, BECOMING W AFTER MIDNIGHT. SEAS
2 TO 4 FT. WAVE DETAIL: S 4 FT AT 8 SECONDS AND SW 1 FOOT AT
7 SECONDS.
FRI
NE WINDS AROUND 5 KT, BECOMING SE IN THE AFTERNOON. SEAS
2 TO 3 FT. WAVE DETAIL: S 3 FT AT 7 SECONDS AND E 1 FOOT AT
8 SECONDS.
FRI NIGHT
SE WINDS 5 TO 10 KT, BECOMING NE AFTER MIDNIGHT.
SEAS AROUND 2 FT. WAVE DETAIL: SE 2 FT AT 7 SECONDS AND N 1 FOOT
AT 7 SECONDS.
SAT
NE WINDS 5 TO 10 KT, BECOMING E IN THE AFTERNOON. SEAS
AROUND 2 FT. WAVE DETAIL: S 2 FT AT 7 SECONDS AND NE 1 FOOT AT
14 SECONDS.
SAT NIGHT
NE WINDS 5 TO 10 KT. SEAS 2 TO 3 FT. WAVE DETAIL: SE
3 FT AT 7 SECONDS AND S 1 FOOT AT 4 SECONDS.
SUN THROUGH MON
SW WINDS 5 TO 10 KT. SEAS 2 TO 3 FT.
MON NIGHT
S WINDS 5 TO 10 KT. SEAS 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.
ANZ230-240300-
BOSTON HARBOR-
1004 AM EDT THU JUL 23 2026
THIS AFTERNOON
N WINDS AROUND 5 KT, BECOMING E. WAVES 1 FOOT
OR LESS.
TONIGHT
S WINDS 5 TO 10 KT, BECOMING SW AFTER MIDNIGHT. WAVES
1 FOOT OR LESS.
FRI
N WINDS AROUND 5 KT, BECOMING E IN THE AFTERNOON. WAVES
1 FOOT OR LESS, THEN AROUND 2 FT IN THE AFTERNOON.
FRI NIGHT
SE WINDS 5 TO 10 KT, BECOMING SW AFTER MIDNIGHT.
WAVES 1 FOOT OR LESS.
SAT
N WINDS AROUND 5 KT, BECOMING E 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 THROUGH MON NIGHT
S 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.
ANZ236-240300-
NARRAGANSETT BAY-
1004 AM EDT THU JUL 23 2026
THIS AFTERNOON
N WINDS 5 TO 10 KT, BECOMING E. WAVES 2 TO
3 FT.
TONIGHT
S WINDS 5 TO 10 KT, BECOMING W AFTER MIDNIGHT. WAVES
2 TO 3 FT.
FRI
NE WINDS AROUND 5 KT, BECOMING S IN THE AFTERNOON. WAVES
AROUND 2 FT.
FRI NIGHT
S WINDS 5 TO 10 KT, BECOMING NW AFTER MIDNIGHT.
WAVES AROUND 2 FT.
SAT
NE WINDS 5 TO 10 KT, BECOMING E IN THE AFTERNOON. WAVES
AROUND 2 FT.
SAT NIGHT
E WINDS 5 TO 10 KT, BECOMING N AFTER MIDNIGHT. WAVES
AROUND 2 FT.
SUN THROUGH MON
SW WINDS 5 TO 10 KT. WAVES AROUND 2 FT.
MON NIGHT
S WINDS 5 TO 10 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.
ANZ280-240300-
OCEAN WATERS FROM THE MERRIMACK RIVER TO PLYMOUTH FROM 40 TO
60 NM-
1004 AM EDT THU JUL 23 2026
THIS AFTERNOON
NW WINDS 5 TO 10 KT. SEAS 4 TO 5 FT. WAVE
DETAIL: SE 5 FT AT 9 SECONDS AND W 1 FOOT AT 4 SECONDS.
TONIGHT
SW WINDS AROUND 5 KT. SEAS 3 TO 5 FT. WAVE DETAIL: S
4 FT AT 8 SECONDS AND SE 2 FT AT 7 SECONDS.
FRI
S WINDS AROUND 5 KT. SEAS 3 TO 4 FT. WAVE DETAIL: S 3 FT
AT 8 SECONDS AND SE 2 FT AT 7 SECONDS.
FRI NIGHT
SE WINDS 5 TO 10 KT, BECOMING SW AFTER MIDNIGHT.
SEAS 2 TO 3 FT. WAVE DETAIL: SE 2 FT AT 7 SECONDS AND S 1 FOOT AT
3 SECONDS.
SAT AND SAT NIGHT
E WINDS AROUND 5 KT. SEAS 2 TO 3 FT. WAVE
DETAIL: SE 3 FT AT 7 SECONDS.
SUN THROUGH MON NIGHT
S WINDS 5 TO 10 KT. SEAS 2 TO 3 FT. WAVE
DETAIL: SE 3 FT AT 8 SECONDS AND SW 1 FOOT AT 3 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.
ANZ281-240300-
OCEAN WATERS FROM PROVINCETOWN TO NANTUCKET FROM 20 TO 60 NM-
1004 AM EDT THU JUL 23 2026
THIS AFTERNOON
N WINDS 5 TO 10 KT. SEAS 5 TO 7 FT. WAVE
DETAIL: S 7 FT AT 9 SECONDS AND SE 3 FT AT 9 SECONDS. A CHANCE OF
SHOWERS.
TONIGHT
E WINDS AROUND 5 KT, BECOMING N AFTER MIDNIGHT. SEAS
4 TO 6 FT. WAVE DETAIL: S 5 FT AT 8 SECONDS AND SE 2 FT AT
7 SECONDS.
FRI
NE WINDS 5 TO 10 KT. SEAS 3 TO 4 FT. WAVE DETAIL: SE 4 FT
AT 7 SECONDS.
FRI NIGHT
E WINDS 5 TO 10 KT. SEAS AROUND 3 FT. WAVE DETAIL:
SE 3 FT AT 7 SECONDS AND SW 1 FOOT AT 2 SECONDS.
SAT AND SAT NIGHT
NE WINDS 5 TO 10 KT. SEAS 3 TO 4 FT. WAVE
DETAIL: SE 4 FT AT 7 SECONDS.
SUN THROUGH MON NIGHT
S WINDS 5 TO 10 KT. SEAS 2 TO 4 FT. WAVE
DETAIL: SE 4 FT AT 7 SECONDS AND S 3 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.
ANZ282-240300-
OCEAN WATERS FROM MARTHAS VINEYARD TO NANTUCKET FROM 25 TO 60 NM-
1004 AM EDT THU JUL 23 2026
THIS AFTERNOON
N WINDS 5 TO 10 KT. SEAS 5 TO 7 FT. WAVE
DETAIL: S 7 FT AT 8 SECONDS AND NW 1 FOOT AT 4 SECONDS. A CHANCE
OF SHOWERS.
TONIGHT
NE WINDS 5 TO 10 KT. SEAS 4 TO 6 FT. WAVE DETAIL: S
5 FT AT 8 SECONDS AND N 1 FOOT AT 6 SECONDS.
FRI
NE WINDS 5 TO 10 KT. SEAS 3 TO 4 FT. WAVE DETAIL: SE 4 FT
AT 7 SECONDS AND NW 1 FOOT AT 3 SECONDS.
FRI NIGHT
NE WINDS 5 TO 10 KT. SEAS 2 TO 3 FT. WAVE DETAIL: SE
3 FT AT 7 SECONDS AND N 1 FOOT AT 4 SECONDS.
SAT AND SAT NIGHT
NE WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT.
SEAS 3 TO 5 FT. WAVE DETAIL: SE 4 FT AT 7 SECONDS AND SW 1 FOOT
AT 4 SECONDS.
SUN THROUGH MON NIGHT
SW WINDS 10 TO 15 KT. SEAS 3 TO 4 FT.
WAVE DETAIL: SE 3 FT AT 7 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.
ANZ283-240300-
OCEAN WATERS FROM MONTAUK NY TO MARTHAS VINEYARD FROM 25 TO 60 NM-
1004 AM EDT THU JUL 23 2026
THIS AFTERNOON
N WINDS 10 TO 15 KT, BECOMING NE 5 TO 10 KT.
SEAS 5 TO 6 FT. WAVE DETAIL: S 6 FT AT 8 SECONDS AND N 1 FOOT AT
7 SECONDS.
TONIGHT
NE WINDS 5 TO 10 KT. SEAS 4 TO 5 FT. WAVE DETAIL: S
5 FT AT 8 SECONDS AND N 1 FOOT AT 6 SECONDS.
FRI
NE WINDS 5 TO 10 KT. SEAS 3 TO 4 FT. WAVE DETAIL: S 4 FT
AT 7 SECONDS AND E 3 FT AT 8 SECONDS.
FRI NIGHT
E WINDS 5 TO 10 KT. SEAS 2 TO 3 FT. WAVE DETAIL: SE
3 FT AT 7 SECONDS AND N 1 FOOT AT 7 SECONDS.
SAT AND SAT NIGHT
NE WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT.
SEAS 3 TO 5 FT. WAVE DETAIL: S 5 FT AT 7 SECONDS.
SUN THROUGH MON NIGHT
S WINDS 10 TO 15 KT. SEAS 3 TO 4 FT.
WAVE DETAIL: E 4 FT AT 7 SECONDS AND SW 3 FT AT 5 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.
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