341
FZUS51 KBOX 042305
CWFBOX
COASTAL WATERS FORECAST FOR MASSACHUSETTS AND RHODE ISLAND
NATIONAL WEATHER SERVICE BOSTON/NORTON MA
704 PM EDT SAT JUL 4 2026
COASTAL WATERS FROM THE MERRIMACK RIVER MA TO WATCH HILL RI OUT
TO 60 NM
ANZ200-051200-
704 PM EDT SAT JUL 4 2026
SYNOPSIS FOR MASSACHUSETTS AND RHODE ISLAND COASTAL WATERS
HIGH PRES NOSES DOWN FROM QUEBEC AS LOW PRES APPROACHES FROM THE
WEST SUN INTO EARLY NEXT WEEK. SHOWERS MAY OVERSPREAD THE WATERS
MON THROUGH TUE.
ANZ250-051200-
COASTAL WATERS EAST OF IPSWICH BAY AND THE STELLWAGEN BANK
NATIONAL MARINE SANCTUARY-
704 PM EDT SAT JUL 4 2026
TONIGHT
W WINDS 5 TO 10 KT, BECOMING N AFTER MIDNIGHT. SEAS
AROUND 2 FT. WAVE DETAIL: NW 1 FOOT AT 3 SECONDS AND S 1 FOOT AT
4 SECONDS. A SLIGHT CHANCE OF SHOWERS. A SLIGHT CHANCE OF TSTMS
THIS EVENING.
SUN
NE WINDS AROUND 5 KT. SEAS AROUND 2 FT. WAVE DETAIL: N
1 FOOT AT 3 SECONDS AND S 1 FOOT AT 5 SECONDS.
SUN NIGHT
SE WINDS AROUND 5 KT. SEAS AROUND 2 FT. WAVE DETAIL:
N 1 FOOT AT 3 SECONDS AND S 1 FOOT AT 4 SECONDS.
MON
SE WINDS 5 TO 10 KT. SEAS AROUND 2 FT. WAVE DETAIL: N
1 FOOT AT 3 SECONDS AND S 1 FOOT AT 4 SECONDS. A CHANCE OF
SHOWERS IN THE AFTERNOON.
MON NIGHT AND TUE
E WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT.
SEAS 2 TO 4 FT. WAVE DETAIL: E 4 FT AT 8 SECONDS AND SE 2 FT AT
5 SECONDS. A CHANCE OF SHOWERS IN THE EVENING, THEN SHOWERS
LIKELY.
TUE NIGHT
NE WINDS 10 TO 15 KT WITH GUSTS UP TO 25 KT. SEAS
3 TO 5 FT. WAVE DETAIL: E 5 FT AT 8 SECONDS AND NE 4 FT AT
4 SECONDS. A CHANCE OF SHOWERS.
WED
NE WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT. SEAS 3 TO
4 FT. A CHANCE OF SHOWERS.
WED NIGHT THROUGH THU NIGHT
SW WINDS 10 TO 15 KT WITH GUSTS UP
TO 20 KT. SEAS 2 TO 4 FT.
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.
ANZ251-051200-
MASSACHUSETTS BAY AND IPSWICH BAY-
704 PM EDT SAT JUL 4 2026
TONIGHT
NW WINDS 5 TO 10 KT. SEAS 1 FOOT OR LESS. WAVE DETAIL:
S 1 FOOT AT 2 SECONDS AND NW 1 FOOT AT 2 SECONDS. A SLIGHT CHANCE
OF SHOWERS. A SLIGHT CHANCE OF TSTMS THIS EVENING.
SUN
NE WINDS 5 TO 10 KT. SEAS 1 FOOT OR LESS. WAVE DETAIL: N
1 FOOT AT 2 SECONDS AND SW 1 FOOT AT 2 SECONDS.
SUN NIGHT
SE WINDS 5 TO 10 KT, DIMINISHING TO AROUND 5 KT
AFTER MIDNIGHT. SEAS 1 FOOT OR LESS. WAVE DETAIL: NW 1 FOOT AT
2 SECONDS AND S 1 FOOT AT 3 SECONDS.
MON
E WINDS 5 TO 10 KT. SEAS 1 FOOT OR LESS, THEN AROUND 2 FT
IN THE AFTERNOON. WAVE DETAIL: NW 1 FOOT AT 2 SECONDS AND SE
1 FOOT AT 3 SECONDS, BECOMING E 2 FT AT 4 SECONDS AND NW 1 FOOT
AT 2 SECONDS. A CHANCE OF SHOWERS IN THE AFTERNOON.
MON NIGHT
E WINDS 5 TO 10 KT, INCREASING TO 10 TO 15 KT WITH
GUSTS UP TO 20 KT AFTER MIDNIGHT. SEAS AROUND 2 FT. WAVE DETAIL:
E 2 FT AT 3 SECONDS AND SE 2 FT AT 6 SECONDS. A CHANCE OF SHOWERS
IN THE EVENING, THEN SHOWERS LIKELY AFTER MIDNIGHT.
TUE
E WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT. SEAS 2 TO
3 FT. WAVE DETAIL: SE 3 FT AT 5 SECONDS AND E 3 FT AT 10 SECONDS.
SHOWERS LIKELY. A CHANCE OF TSTMS IN THE AFTERNOON.
TUE NIGHT
NE WINDS 15 TO 20 KT, DIMINISHING TO 10 TO 15 KT
AFTER MIDNIGHT. GUSTS UP TO 25 KT. SEAS 2 TO 3 FT. A CHANCE OF
SHOWERS. A CHANCE OF TSTMS IN THE EVENING.
WED
NE WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT. SEAS 2 TO
3 FT. A CHANCE OF SHOWERS.
WED NIGHT THROUGH THU NIGHT
SW WINDS 10 TO 15 KT. SEAS 2 TO
3 FT.
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.
ANZ231-051200-
CAPE COD BAY-
704 PM EDT SAT JUL 4 2026
TONIGHT
NW WINDS AROUND 5 KT. SEAS 1 FOOT OR LESS. WAVE
DETAIL: NW 1 FOOT AT 3 SECONDS AND S 1 FOOT AT 4 SECONDS. A
CHANCE OF SHOWERS. A SLIGHT CHANCE OF TSTMS THIS EVENING.
SUN
NE WINDS AROUND 5 KT. SEAS 1 FOOT OR LESS. WAVE DETAIL: N
1 FOOT AT 3 SECONDS AND S 1 FOOT AT 5 SECONDS.
SUN NIGHT
SE WINDS AROUND 5 KT. SEAS 1 FOOT OR LESS. WAVE
DETAIL: N 1 FOOT AT 3 SECONDS AND S 1 FOOT AT 6 SECONDS. A CHANCE
OF.
MON
E WINDS 5 TO 10 KT. SEAS AROUND 2 FT. WAVE DETAIL: E
1 FOOT AT 2 SECONDS AND N 1 FOOT AT 3 SECONDS. A CHANCE OF
SHOWERS.
MON NIGHT
E WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT. SEAS
2 TO 3 FT. WAVE DETAIL: SE 3 FT AT 4 SECONDS AND NW 1 FOOT AT
2 SECONDS. SHOWERS LIKELY.
TUE
E WINDS AROUND 15 KT WITH GUSTS UP TO 25 KT. SEAS 3 TO
4 FT. WAVE DETAIL: E 4 FT AT 4 SECONDS AND E 2 FT AT 10 SECONDS.
SHOWERS LIKELY. A CHANCE OF TSTMS IN THE AFTERNOON.
TUE NIGHT
NE WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT. SEAS
2 TO 3 FT. A CHANCE OF SHOWERS. A CHANCE OF TSTMS IN THE EVENING.
WED
NE WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT. SEAS AROUND
2 FT. A CHANCE OF SHOWERS.
WED NIGHT THROUGH THU NIGHT
SW WINDS 10 TO 15 KT WITH GUSTS UP
TO 20 KT. SEAS 2 TO 3 FT.
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.
ANZ254-051200-
COASTAL WATERS FROM PROVINCETOWN MA TO CHATHAM MA TO NANTUCKET MA
OUT 20 NM-
704 PM EDT SAT JUL 4 2026
TONIGHT
W WINDS 5 TO 10 KT, BECOMING NW AFTER MIDNIGHT. SEAS
AROUND 2 FT. WAVE DETAIL: S 2 FT AT 5 SECONDS AND NW 1 FOOT AT
3 SECONDS. A CHANCE OF SHOWERS. A SLIGHT CHANCE OF TSTMS THIS
EVENING.
SUN
NE WINDS AROUND 5 KT. SEAS AROUND 2 FT. WAVE DETAIL: N
1 FOOT AT 3 SECONDS AND S 1 FOOT AT 5 SECONDS.
SUN NIGHT
SE WINDS 5 TO 10 KT. SEAS AROUND 2 FT. WAVE DETAIL:
N 1 FOOT AT 3 SECONDS AND S 1 FOOT AT 5 SECONDS. A CHANCE OF
SHOWERS AFTER MIDNIGHT.
MON
E WINDS 5 TO 10 KT, INCREASING TO 10 TO 15 KT WITH GUSTS
UP TO 20 KT IN THE AFTERNOON. SEAS AROUND 2 FT. WAVE DETAIL: NE
2 FT AT 3 SECONDS AND S 1 FOOT AT 5 SECONDS. A CHANCE OF SHOWERS.
MON NIGHT
E WINDS 10 TO 15 KT, INCREASING TO 15 TO 20 KT AFTER
MIDNIGHT. SEAS 2 TO 3 FT. WAVE DETAIL: SE 3 FT AT 5 SECONDS AND S
3 FT AT 8 SECONDS. SHOWERS LIKELY.
TUE
E WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT. SEAS 3 TO
5 FT. WAVE DETAIL: SE 5 FT AT 6 SECONDS. SHOWERS LIKELY. A CHANCE
OF TSTMS IN THE AFTERNOON.
TUE NIGHT
NE WINDS 15 TO 20 KT, DIMINISHING TO 10 TO 15 KT
AFTER MIDNIGHT. GUSTS UP TO 25 KT. SEAS 3 TO 5 FT. A CHANCE OF
SHOWERS.
WED
NE WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT. SEAS 3 TO
4 FT. A CHANCE OF SHOWERS.
WED NIGHT THROUGH THU NIGHT
SW WINDS 10 TO 15 KT WITH GUSTS UP
TO 20 KT. SEAS 2 TO 4 FT.
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.
ANZ255-051200-
COASTAL WATERS EXTENDING OUT TO 25 NM SOUTH OF MARTHAS VINEYARD
AND NANTUCKET-
704 PM EDT SAT JUL 4 2026
TONIGHT
W WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT, BECOMING
NW 5 TO 10 KT AFTER MIDNIGHT. SEAS 2 TO 3 FT. WAVE DETAIL: SW
3 FT AT 5 SECONDS AND NW 1 FOOT AT 4 SECONDS. A CHANCE OF SHOWERS
WITH A SLIGHT CHANCE OF TSTMS.
SUN
NE WINDS 5 TO 10 KT. SEAS 2 TO 3 FT. WAVE DETAIL: SW 2 FT
AT 5 SECONDS AND N 1 FOOT AT 3 SECONDS.
SUN NIGHT
E WINDS 5 TO 10 KT. SEAS AROUND 2 FT. WAVE DETAIL:
SW 2 FT AT 6 SECONDS AND E 1 FOOT AT 2 SECONDS. A CHANCE OF
SHOWERS AFTER MIDNIGHT.
MON
E WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT. SEAS 2 TO
3 FT. WAVE DETAIL: E 3 FT AT 4 SECONDS AND N 1 FOOT AT 3 SECONDS.
A CHANCE OF SHOWERS IN THE MORNING. SHOWERS LIKELY IN THE
AFTERNOON.
MON NIGHT
E WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT. SEAS
2 TO 3 FT. WAVE DETAIL: SE 3 FT AT 6 SECONDS AND SE 3 FT AT
10 SECONDS. SHOWERS.
TUE
E WINDS AROUND 20 KT WITH GUSTS UP TO 25 KT. SEAS 3 TO
4 FT. WAVE DETAIL: E 4 FT AT 6 SECONDS AND SW 2 FT AT 6 SECONDS.
SHOWERS LIKELY WITH A CHANCE OF TSTMS.
TUE NIGHT
NE WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT. SEAS
3 TO 5 FT. A CHANCE OF SHOWERS. A CHANCE OF TSTMS IN THE EVENING.
WED
NE WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT. SEAS 3 TO
4 FT. A CHANCE OF SHOWERS.
WED NIGHT THROUGH THU NIGHT
SW WINDS 10 TO 15 KT WITH GUSTS UP
TO 20 KT. SEAS 2 TO 4 FT.
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.
ANZ256-051200-
COASTAL WATERS FROM MONTAUK NY TO MARTHAS VINEYARD EXTENDING OUT
TO 20 NM SOUTH OF BLOCK ISLAND-
704 PM EDT SAT JUL 4 2026
TONIGHT
W WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT, BECOMING
NW 5 TO 10 KT AFTER MIDNIGHT. SEAS 2 TO 3 FT. WAVE DETAIL: SW
3 FT AT 5 SECONDS AND NW 1 FOOT AT 4 SECONDS. A CHANCE OF
SHOWERS. A SLIGHT CHANCE OF TSTMS THIS EVENING.
SUN
NE WINDS 5 TO 10 KT, BECOMING E IN THE AFTERNOON. SEAS
2 TO 3 FT. WAVE DETAIL: SW 2 FT AT 6 SECONDS AND N 1 FOOT AT
3 SECONDS.
SUN NIGHT
E WINDS 10 TO 15 KT. SEAS AROUND 2 FT. WAVE DETAIL:
E 2 FT AT 3 SECONDS AND SW 2 FT AT 5 SECONDS. A CHANCE OF SHOWERS
AFTER MIDNIGHT.
MON
E WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT. SEAS 2 TO
3 FT. WAVE DETAIL: E 3 FT AT 5 SECONDS AND S 2 FT AT 5 SECONDS.
SHOWERS. PATCHY FOG IN THE MORNING WITH VSBY 1 TO 3 NM.
MON NIGHT AND TUE
E WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT.
SEAS 3 TO 4 FT. WAVE DETAIL: SE 4 FT AT 6 SECONDS. SHOWERS. A
CHANCE OF TSTMS. A CHANCE OF SHOWERS IN THE AFTERNOON.
TUE NIGHT
NE WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT. SEAS
AROUND 4 FT. WAVE DETAIL: NE 4 FT AT 6 SECONDS AND S 2 FT AT
7 SECONDS. A CHANCE OF SHOWERS. A CHANCE OF TSTMS IN THE EVENING.
WED
NE WINDS 15 TO 20 KT. SEAS 3 TO 4 FT. A CHANCE OF SHOWERS.
WED NIGHT THROUGH THU NIGHT
SW WINDS 10 TO 15 KT WITH GUSTS UP
TO 20 KT. SEAS 3 TO 4 FT.
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.
ANZ232-051200-
NANTUCKET SOUND-
704 PM EDT SAT JUL 4 2026
TONIGHT
W WINDS 10 TO 15 KT, BECOMING NW 5 TO 10 KT AFTER
MIDNIGHT. SEAS AROUND 2 FT. WAVE DETAIL: SW 2 FT AT 4 SECONDS AND
SE 1 FOOT AT 9 SECONDS. A CHANCE OF SHOWERS. A SLIGHT CHANCE OF
TSTMS THIS EVENING.
SUN
NE WINDS 5 TO 10 KT. SEAS AROUND 2 FT. WAVE DETAIL: W 2 FT
AT 5 SECONDS AND NE 1 FOOT AT 2 SECONDS.
SUN NIGHT
E WINDS 5 TO 10 KT. SEAS AROUND 2 FT IN THE EVENING,
THEN 1 FOOT OR LESS. WAVE DETAIL: E 1 FOOT AT 2 SECONDS AND NW
1 FOOT AT 4 SECONDS. A CHANCE OF SHOWERS AFTER MIDNIGHT.
MON
E WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT. SEAS AROUND
2 FT. WAVE DETAIL: SE 2 FT AT 4 SECONDS AND N 1 FOOT AT
3 SECONDS. A CHANCE OF SHOWERS IN THE MORNING, THEN SHOWERS
LIKELY IN THE AFTERNOON.
MON NIGHT
E WINDS 15 TO 20 KT. SEAS 2 TO 3 FT. WAVE DETAIL: SE
3 FT AT 5 SECONDS AND N 1 FOOT AT 3 SECONDS. SHOWERS.
TUE
E WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT. SEAS AROUND
3 FT. WAVE DETAIL: E 3 FT AT 5 SECONDS AND SE 3 FT AT 9 SECONDS.
SHOWERS. A CHANCE OF TSTMS IN THE AFTERNOON.
TUE NIGHT
NE WINDS 15 TO 20 KT, DIMINISHING TO 10 TO 15 KT
AFTER MIDNIGHT. GUSTS UP TO 25 KT. SEAS 2 TO 3 FT. A CHANCE OF
SHOWERS. A CHANCE OF TSTMS IN THE EVENING.
WED
NE WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT. SEAS 2 TO
3 FT. A CHANCE OF SHOWERS.
WED NIGHT THROUGH THU NIGHT
SW WINDS 10 TO 15 KT WITH GUSTS UP
TO 20 KT. SEAS 2 TO 3 FT.
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.
ANZ233-051200-
VINEYARD SOUND-
704 PM EDT SAT JUL 4 2026
TONIGHT
W WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT, BECOMING
NW 5 TO 10 KT AFTER MIDNIGHT. SEAS AROUND 2 FT. WAVE DETAIL: W
2 FT AT 4 SECONDS AND N 1 FOOT AT 4 SECONDS. A CHANCE OF SHOWERS.
A SLIGHT CHANCE OF TSTMS THIS EVENING.
SUN
NE WINDS 5 TO 10 KT, BECOMING E IN THE AFTERNOON. SEAS
AROUND 2 FT. WAVE DETAIL: N 2 FT AT 3 SECONDS AND SW 2 FT AT
6 SECONDS.
SUN NIGHT
E WINDS 5 TO 10 KT. SEAS AROUND 2 FT IN THE EVENING,
THEN 1 FOOT OR LESS. WAVE DETAIL: E 1 FOOT AT 2 SECONDS AND NW
1 FOOT AT 3 SECONDS, BECOMING E 1 FOOT AT 2 SECONDS AND W 1 FOOT
AT 5 SECONDS. A CHANCE OF SHOWERS AFTER MIDNIGHT.
MON
E WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT. SEAS 2 TO
3 FT. WAVE DETAIL: E 2 FT AT 3 SECONDS AND N 1 FOOT AT 3 SECONDS.
A CHANCE OF SHOWERS IN THE MORNING. SHOWERS LIKELY IN THE
AFTERNOON.
MON NIGHT
E WINDS 15 TO 20 KT. SEAS 2 TO 3 FT. WAVE DETAIL: SE
3 FT AT 10 SECONDS AND E 2 FT AT 3 SECONDS. SHOWERS.
TUE
E WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT. SEAS 3 TO
4 FT. WAVE DETAIL: SE 4 FT AT 8 SECONDS AND E 2 FT AT 4 SECONDS.
SHOWERS WITH A CHANCE OF TSTMS.
TUE NIGHT
NE WINDS 15 TO 20 KT, DIMINISHING TO 10 TO 15 KT
AFTER MIDNIGHT. GUSTS UP TO 25 KT. SEAS 2 TO 3 FT. A CHANCE OF
SHOWERS. A CHANCE OF TSTMS IN THE EVENING.
WED
NE WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT. SEAS 2 TO
3 FT. A CHANCE OF SHOWERS.
WED NIGHT THROUGH THU NIGHT
SW WINDS 10 TO 15 KT WITH GUSTS UP
TO 20 KT. SEAS 2 TO 3 FT.
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.
ANZ234-051200-
BUZZARDS BAY-
704 PM EDT SAT JUL 4 2026
TONIGHT
W WINDS 10 TO 15 KT, BECOMING NW AROUND 5 KT AFTER
MIDNIGHT. SEAS AROUND 2 FT THIS EVENING, THEN 1 FOOT OR LESS.
WAVE DETAIL: W 2 FT AT 4 SECONDS AND SE 1 FOOT AT 9 SECONDS,
BECOMING SW 1 FOOT AT 4 SECONDS AND N 1 FOOT AT 5 SECONDS. A
CHANCE OF SHOWERS. A SLIGHT CHANCE OF TSTMS THIS EVENING.
SUN
NE WINDS AROUND 5 KT, BECOMING E IN THE AFTERNOON. SEAS
1 FOOT OR LESS. WAVE DETAIL: N 1 FOOT AT 3 SECONDS AND SW 1 FOOT
AT 5 SECONDS.
SUN NIGHT
E WINDS 5 TO 10 KT. SEAS 1 FOOT OR LESS. WAVE
DETAIL: E 1 FOOT AT 2 SECONDS AND NW 1 FOOT AT 3 SECONDS. A
CHANCE OF SHOWERS AFTER MIDNIGHT.
MON
E WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT. SEAS 2 TO
3 FT. WAVE DETAIL: E 2 FT AT 3 SECONDS AND N 1 FOOT AT 3 SECONDS.
A CHANCE OF SHOWERS IN THE MORNING. SHOWERS LIKELY IN THE
AFTERNOON.
MON NIGHT
E WINDS 15 TO 20 KT. SEAS 2 TO 3 FT. WAVE DETAIL: SE
3 FT AT 8 SECONDS AND E 2 FT AT 3 SECONDS. SHOWERS.
TUE
E WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT. SEAS 3 TO
4 FT. WAVE DETAIL: SE 3 FT AT 8 SECONDS AND E 2 FT AT 3 SECONDS.
SHOWERS LIKELY WITH A CHANCE OF TSTMS.
TUE NIGHT
NE WINDS 15 TO 20 KT, DIMINISHING TO 10 TO 15 KT
AFTER MIDNIGHT. SEAS 2 TO 3 FT. A CHANCE OF SHOWERS. A CHANCE OF
TSTMS IN THE EVENING.
WED
NE WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT. SEAS AROUND
2 FT. A CHANCE OF SHOWERS.
WED NIGHT THROUGH THU NIGHT
SW WINDS 10 TO 15 KT WITH GUSTS UP
TO 20 KT. SEAS 2 TO 3 FT.
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.
ANZ235-051200-
RHODE ISLAND SOUND-
704 PM EDT SAT JUL 4 2026
TONIGHT
W WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT, BECOMING
NW 5 TO 10 KT AFTER MIDNIGHT. SEAS 2 TO 3 FT. WAVE DETAIL: SW
3 FT AT 5 SECONDS AND NW 1 FOOT AT 4 SECONDS. A CHANCE OF SHOWERS
WITH A SLIGHT CHANCE OF TSTMS THIS EVENING, THEN SHOWERS LIKELY
AFTER MIDNIGHT.
SUN
NE WINDS 5 TO 10 KT, BECOMING E IN THE AFTERNOON. SEAS
AROUND 2 FT. WAVE DETAIL: SW 2 FT AT 5 SECONDS AND N 1 FOOT AT
3 SECONDS.
SUN NIGHT
E WINDS 5 TO 10 KT. SEAS AROUND 2 FT. WAVE DETAIL: S
2 FT AT 4 SECONDS AND N 1 FOOT AT 2 SECONDS. A CHANCE OF SHOWERS
AFTER MIDNIGHT.
MON
E WINDS 10 TO 15 KT, INCREASING TO 15 TO 20 KT IN THE
AFTERNOON. SEAS 2 TO 3 FT. WAVE DETAIL: SE 3 FT AT 5 SECONDS AND
SE 1 FOOT AT 9 SECONDS. SHOWERS LIKELY. PATCHY FOG IN THE MORNING
WITH VSBY 1 TO 3 NM.
MON NIGHT
E WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT. SEAS
2 TO 3 FT. WAVE DETAIL: SE 3 FT AT 6 SECONDS AND SE 3 FT AT
11 SECONDS. SHOWERS.
TUE
E WINDS AROUND 20 KT WITH GUSTS UP TO 25 KT. SEAS 3 TO
4 FT. WAVE DETAIL: S 4 FT AT 7 SECONDS AND NE 3 FT AT 4 SECONDS.
SHOWERS LIKELY WITH A CHANCE OF TSTMS.
TUE NIGHT
NE WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT. SEAS
2 TO 4 FT. A CHANCE OF SHOWERS. A CHANCE OF TSTMS IN THE EVENING.
WED
NE WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT. SEAS 2 TO
4 FT. A CHANCE OF SHOWERS.
WED NIGHT THROUGH THU NIGHT
SW WINDS 10 TO 15 KT WITH GUSTS UP
TO 20 KT. SEAS 2 TO 3 FT.
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.
ANZ237-051200-
BLOCK ISLAND SOUND-
704 PM EDT SAT JUL 4 2026
TONIGHT
W WINDS 5 TO 10 KT, BECOMING NW AFTER MIDNIGHT. SEAS
AROUND 2 FT. WAVE DETAIL: SW 2 FT AT 4 SECONDS AND SE 1 FOOT AT
9 SECONDS. SHOWERS LIKELY. A SLIGHT CHANCE OF TSTMS THIS EVENING.
SUN
NE WINDS 5 TO 10 KT, BECOMING E IN THE AFTERNOON. SEAS
AROUND 2 FT. WAVE DETAIL: S 2 FT AT 5 SECONDS AND N 1 FOOT AT
3 SECONDS.
SUN NIGHT
E WINDS 5 TO 10 KT. SEAS AROUND 2 FT. WAVE DETAIL: E
1 FOOT AT 3 SECONDS AND W 1 FOOT AT 5 SECONDS. A CHANCE OF
SHOWERS AFTER MIDNIGHT.
MON
E WINDS 10 TO 15 KT, INCREASING TO 15 TO 20 KT IN THE
AFTERNOON. GUSTS UP TO 25 KT. SEAS 2 TO 3 FT. WAVE DETAIL: SE
3 FT AT 5 SECONDS AND SE 1 FOOT AT 9 SECONDS. SHOWERS. PATCHY FOG
IN THE MORNING WITH VSBY 1 TO 3 NM.
MON NIGHT AND TUE
NE WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT.
SEAS 2 TO 4 FT. WAVE DETAIL: SE 4 FT AT 7 SECONDS. SHOWERS. A
CHANCE OF TSTMS.
TUE NIGHT
NE 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 SE 2 FT AT
10 SECONDS. A CHANCE OF SHOWERS. A CHANCE OF TSTMS IN THE
EVENING.
WED
NE WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT. SEAS 2 TO
4 FT. A CHANCE OF SHOWERS.
WED NIGHT THROUGH THU NIGHT
SW WINDS 10 TO 15 KT WITH GUSTS UP
TO 20 KT. SEAS 2 TO 3 FT.
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.
ANZ230-051200-
BOSTON HARBOR-
704 PM EDT SAT JUL 4 2026
TONIGHT
NW WINDS AROUND 5 KT. WAVES 1 FOOT OR LESS. A CHANCE
OF SHOWERS WITH A SLIGHT CHANCE OF TSTMS THIS EVENING.
SUN
NE WINDS 5 TO 10 KT. WAVES 1 FOOT OR LESS.
SUN NIGHT
SE WINDS 5 TO 10 KT, DIMINISHING TO AROUND 5 KT
AFTER MIDNIGHT. WAVES 1 FOOT OR LESS.
MON
E WINDS 5 TO 10 KT. WAVES 1 FOOT OR LESS, THEN AROUND 2 FT
IN THE AFTERNOON. A CHANCE OF SHOWERS.
MON NIGHT
E WINDS 10 TO 15 KT. GUSTS UP TO 20 KT AFTER
MIDNIGHT. WAVES AROUND 2 FT. SHOWERS LIKELY.
TUE
E WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT. WAVES 2 TO
3 FT. SHOWERS LIKELY. A CHANCE OF TSTMS IN THE AFTERNOON.
TUE NIGHT
NE WINDS 10 TO 15 KT. GUSTS UP TO 20 KT IN THE
EVENING. WAVES 2 TO 3 FT. A CHANCE OF SHOWERS. A CHANCE OF TSTMS
IN THE EVENING.
WED
NE WINDS 10 TO 15 KT. WAVES AROUND 2 FT. A CHANCE OF
SHOWERS.
WED NIGHT THROUGH THU NIGHT
SW WINDS 5 TO 10 KT. WAVES AROUND
2 FT.
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.
ANZ236-051200-
NARRAGANSETT BAY-
704 PM EDT SAT JUL 4 2026
TONIGHT
W WINDS 5 TO 10 KT, BECOMING NW AFTER MIDNIGHT. WAVES
AROUND 2 FT. A CHANCE OF SHOWERS. A SLIGHT CHANCE OF TSTMS THIS
EVENING.
SUN
NE WINDS AROUND 5 KT, BECOMING SE IN THE AFTERNOON. WAVES
AROUND 2 FT.
SUN NIGHT
E WINDS 5 TO 10 KT. WAVES 1 FOOT OR LESS. A CHANCE
OF SHOWERS AFTER MIDNIGHT.
MON
E WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT. WAVES 2 TO
3 FT. A CHANCE OF SHOWERS IN THE MORNING. SHOWERS LIKELY IN THE
AFTERNOON. PATCHY FOG IN THE MORNING WITH VSBY 1 TO 3 NM.
MON NIGHT
E WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT. WAVES
AROUND 2 FT. SHOWERS.
TUE
NE WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT. WAVES 2 TO
3 FT. SHOWERS WITH A CHANCE OF TSTMS.
TUE NIGHT
NE WINDS 10 TO 15 KT. GUSTS UP TO 20 KT IN THE
EVENING. WAVES 2 TO 3 FT. A CHANCE OF SHOWERS. A CHANCE OF TSTMS
IN THE EVENING.
WED
NE WINDS 10 TO 15 KT. WAVES AROUND 2 FT. A CHANCE OF
SHOWERS.
WED NIGHT THROUGH THU NIGHT
SW WINDS 10 TO 15 KT WITH GUSTS UP
TO 20 KT. WAVES AROUND 2 FT.
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.
ANZ280-051200-
OCEAN WATERS FROM THE MERRIMACK RIVER TO PLYMOUTH FROM 40 TO
60 NM-
704 PM EDT SAT JUL 4 2026
TONIGHT
W WINDS 5 TO 10 KT, BECOMING N AFTER MIDNIGHT. SEAS
AROUND 2 FT. WAVE DETAIL: NW 2 FT AT 3 SECONDS AND S 1 FOOT AT
5 SECONDS. A SLIGHT CHANCE OF SHOWERS THIS EVENING.
SUN
NE WINDS 5 TO 10 KT, BECOMING E IN THE AFTERNOON. SEAS
AROUND 2 FT. WAVE DETAIL: N 1 FOOT AT 3 SECONDS AND S 1 FOOT AT
5 SECONDS.
SUN NIGHT
SE WINDS AROUND 5 KT. SEAS AROUND 2 FT. WAVE DETAIL:
N 1 FOOT AT 3 SECONDS AND S 1 FOOT AT 5 SECONDS.
MON
SE WINDS 5 TO 10 KT. SEAS AROUND 2 FT. WAVE DETAIL: NW
1 FOOT AT 2 SECONDS AND SE 1 FOOT AT 4 SECONDS.
MON NIGHT
E 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: SE
3 FT AT 5 SECONDS AND SE 1 FOOT AT 10 SECONDS. A CHANCE OF
SHOWERS.
TUE
E WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT. SEAS 4 TO
6 FT. WAVE DETAIL: SE 6 FT AT 7 SECONDS. SHOWERS LIKELY.
TUE NIGHT
NE WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT. SEAS
5 TO 6 FT. A CHANCE OF SHOWERS.
WED
NE WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT. SEAS 4 TO
5 FT. A CHANCE OF SHOWERS.
WED NIGHT THROUGH THU NIGHT
SW WINDS 10 TO 15 KT WITH GUSTS UP
TO 25 KT. SEAS 3 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.
ANZ281-051200-
OCEAN WATERS FROM PROVINCETOWN TO NANTUCKET FROM 20 TO 60 NM-
704 PM EDT SAT JUL 4 2026
TONIGHT
W WINDS AROUND 10 KT, BECOMING NW AFTER MIDNIGHT. SEAS
2 TO 3 FT. WAVE DETAIL: SW 2 FT AT 5 SECONDS AND NW 1 FOOT AT
3 SECONDS. A CHANCE OF SHOWERS WITH A SLIGHT CHANCE OF TSTMS.
SUN
NE WINDS AROUND 5 KT. SEAS 2 TO 3 FT. WAVE DETAIL: SW 2 FT
AT 5 SECONDS AND N 1 FOOT AT 3 SECONDS.
SUN NIGHT
E WINDS 5 TO 10 KT. SEAS AROUND 2 FT. WAVE DETAIL:
SW 2 FT AT 6 SECONDS AND N 1 FOOT AT 3 SECONDS. A CHANCE OF
SHOWERS AFTER MIDNIGHT.
MON
E WINDS 5 TO 10 KT, INCREASING TO 10 TO 15 KT IN THE
AFTERNOON. SEAS 2 TO 3 FT. WAVE DETAIL: SE 3 FT AT 4 SECONDS AND
N 1 FOOT AT 3 SECONDS. A CHANCE OF SHOWERS.
MON NIGHT
E WINDS 10 TO 15 KT, INCREASING TO 15 TO 20 KT AFTER
MIDNIGHT. GUSTS UP TO 25 KT. SEAS 2 TO 4 FT. WAVE DETAIL: SE 4 FT
AT 7 SECONDS. A CHANCE OF SHOWERS IN THE EVENING, THEN SHOWERS
LIKELY AFTER MIDNIGHT.
TUE
E WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT. SEAS 4 TO
6 FT. WAVE DETAIL: SE 6 FT AT 7 SECONDS. SHOWERS LIKELY. A CHANCE
OF TSTMS IN THE AFTERNOON.
TUE NIGHT
NE WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT. SEAS
AROUND 5 FT. A CHANCE OF SHOWERS. A CHANCE OF TSTMS IN THE
EVENING.
WED
NE WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT. SEAS 4 TO
5 FT. A CHANCE OF SHOWERS.
WED NIGHT THROUGH THU NIGHT
SW WINDS 10 TO 15 KT WITH GUSTS UP
TO 25 KT. SEAS 3 TO 5 FT.
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.
ANZ282-051200-
OCEAN WATERS FROM MARTHAS VINEYARD TO NANTUCKET FROM 25 TO 60 NM-
704 PM EDT SAT JUL 4 2026
TONIGHT
W WINDS 10 TO 15 KT, BECOMING NW AFTER MIDNIGHT. SEAS
3 TO 4 FT. WAVE DETAIL: NW 3 FT AT 4 SECONDS AND SW 3 FT AT
5 SECONDS. A CHANCE OF SHOWERS WITH A SLIGHT CHANCE OF TSTMS.
SUN
NE WINDS 5 TO 10 KT. SEAS 2 TO 3 FT. WAVE DETAIL: SW 2 FT
AT 5 SECONDS AND N 1 FOOT AT 4 SECONDS. A CHANCE OF SHOWERS IN
THE MORNING.
SUN NIGHT
E WINDS 5 TO 10 KT. SEAS AROUND 2 FT. WAVE DETAIL: E
2 FT AT 3 SECONDS AND SW 2 FT AT 6 SECONDS. A CHANCE OF SHOWERS.
MON
E WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT. SEAS 2 TO
3 FT. WAVE DETAIL: E 3 FT AT 5 SECONDS AND SE 3 FT AT 10 SECONDS.
A CHANCE OF SHOWERS IN THE MORNING, THEN SHOWERS LIKELY IN THE
AFTERNOON.
MON NIGHT
E WINDS 15 TO 20 KT. SEAS 3 TO 4 FT. WAVE DETAIL: E
4 FT AT 7 SECONDS AND N 1 FOOT AT 3 SECONDS. SHOWERS.
TUE
E WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT. SEAS 4 TO
5 FT. WAVE DETAIL: E 5 FT AT 7 SECONDS AND S 2 FT AT 6 SECONDS.
SHOWERS WITH A CHANCE OF TSTMS.
TUE NIGHT
NE WINDS 15 TO 20 KT, DIMINISHING TO 10 TO 15 KT
AFTER MIDNIGHT. SEAS 4 TO 5 FT. A CHANCE OF SHOWERS. A CHANCE OF
TSTMS IN THE EVENING.
WED
N WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT. SEAS 4 TO
5 FT. A CHANCE OF SHOWERS.
WED NIGHT THROUGH THU NIGHT
SW WINDS 10 TO 15 KT WITH GUSTS UP
TO 20 KT. SEAS 3 TO 4 FT.
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.
ANZ283-051200-
OCEAN WATERS FROM MONTAUK NY TO MARTHAS VINEYARD FROM 25 TO 60 NM-
704 PM EDT SAT JUL 4 2026
TONIGHT
W WINDS 10 TO 15 KT, BECOMING NW 5 TO 10 KT AFTER
MIDNIGHT. SEAS 3 TO 4 FT. WAVE DETAIL: NW 4 FT AT 4 SECONDS AND
SW 3 FT AT 5 SECONDS. SHOWERS LIKELY WITH A SLIGHT CHANCE OF
TSTMS.
SUN
N WINDS 5 TO 10 KT, BECOMING NE IN THE AFTERNOON. SEAS
2 TO 3 FT. WAVE DETAIL: SW 3 FT AT 6 SECONDS AND N 1 FOOT AT
3 SECONDS.
SUN NIGHT
E WINDS 10 TO 15 KT. SEAS 2 TO 3 FT. WAVE DETAIL: E
3 FT AT 4 SECONDS AND SW 2 FT AT 5 SECONDS. A CHANCE OF SHOWERS
AFTER MIDNIGHT.
MON
E WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT. SEAS 2 TO
4 FT. WAVE DETAIL: SE 4 FT AT 7 SECONDS AND SE 4 FT AT
11 SECONDS. SHOWERS. PATCHY FOG IN THE MORNING WITH VSBY 1 TO
3 NM.
MON NIGHT AND TUE
E WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT.
SEAS 3 TO 5 FT. WAVE DETAIL: SE 5 FT AT 7 SECONDS. SHOWERS. A
CHANCE OF TSTMS.
TUE NIGHT
NE WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT. SEAS
4 TO 5 FT. WAVE DETAIL: NE 5 FT AT 7 SECONDS AND S 2 FT AT
7 SECONDS. A CHANCE OF SHOWERS. A CHANCE OF TSTMS IN THE EVENING.
WED
N WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT. SEAS 4 TO
5 FT. A CHANCE OF SHOWERS.
WED NIGHT THROUGH THU NIGHT
SW WINDS 10 TO 15 KT WITH GUSTS UP
TO 20 KT. SEAS 3 TO 4 FT.
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.
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