466
FZUS51 KBOX 252304
CWFBOX
COASTAL WATERS FORECAST FOR MASSACHUSETTS AND RHODE ISLAND
NATIONAL WEATHER SERVICE BOSTON/NORTON MA
703 PM EDT SAT JUL 25 2026
COASTAL WATERS FROM THE MERRIMACK RIVER MA TO WATCH HILL RI OUT
TO 60 NM
ANZ200-261200-
703 PM EDT SAT JUL 25 2026
SYNOPSIS FOR MASSACHUSETTS AND RHODE ISLAND COASTAL WATERS
HIGH PRES ACROSS THE WATERS THIS WEEKEND BRINGING MORE TRANQUIL
BOATING WEATHER. INCREASING RISK FOR ROUGH SEAS TOWARDS THE MIDDLE
OF NEXT WEEK AS LOW PRESSURE APPROACHES FROM THE W.
ANZ250-261200-
COASTAL WATERS EAST OF IPSWICH BAY AND THE STELLWAGEN BANK
NATIONAL MARINE SANCTUARY-
703 PM EDT SAT JUL 25 2026
TONIGHT
E WINDS AROUND 5 KT. SEAS 2 TO 3 FT. WAVE DETAIL: S
3 FT AT 8 SECONDS AND SE 2 FT AT 7 SECONDS.
SUN
NE WINDS 5 TO 10 KT. SEAS 2 TO 3 FT. WAVE DETAIL: SE 3 FT
AT 8 SECONDS AND SW 2 FT AT 9 SECONDS.
SUN NIGHT
NE WINDS AROUND 5 KT. SEAS 2 TO 3 FT. WAVE DETAIL: E
3 FT AT 8 SECONDS AND S 1 FOOT AT 7 SECONDS.
MON
NE WINDS AROUND 5 KT. SEAS 2 TO 3 FT. WAVE DETAIL: SE 3 FT
AT 7 SECONDS AND SE 1 FOOT AT 12 SECONDS.
MON NIGHT AND TUE
SE 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 S 2 FT AT
4 SECONDS.
TUE NIGHT
SE WINDS 10 TO 15 KT WITH GUSTS UP TO 25 KT. SEAS
3 TO 4 FT. WAVE DETAIL: E 3 FT AT 9 SECONDS AND S 2 FT AT
4 SECONDS. A CHANCE OF SHOWERS IN THE EVENING. SHOWERS LIKELY
AFTER MIDNIGHT.
WED
E WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT. SEAS 3 TO
4 FT. SHOWERS LIKELY.
WED NIGHT
E WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT. SEAS
3 TO 4 FT. A CHANCE OF SHOWERS.
THU
NE WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT. SEAS 3 TO
5 FT. A CHANCE OF SHOWERS.
THU NIGHT
N WINDS 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.
ANZ251-261200-
MASSACHUSETTS BAY AND IPSWICH BAY-
703 PM EDT SAT JUL 25 2026
TONIGHT
SE WINDS 5 TO 10 KT, BECOMING NE AFTER MIDNIGHT. SEAS
AROUND 2 FT. WAVE DETAIL: SE 2 FT AT 7 SECONDS.
SUN
NE WINDS 5 TO 10 KT. SEAS AROUND 2 FT. WAVE DETAIL: E 2 FT
AT 7 SECONDS AND SE 2 FT AT 16 SECONDS.
SUN NIGHT
NE WINDS AROUND 5 KT. SEAS AROUND 2 FT. WAVE DETAIL:
E 2 FT AT 7 SECONDS AND S 1 FOOT AT 8 SECONDS.
MON
NE WINDS AROUND 5 KT, BECOMING E IN THE AFTERNOON. SEAS
AROUND 2 FT. WAVE DETAIL: SE 2 FT AT 7 SECONDS. PATCHY FOG IN THE
MORNING WITH VSBY 1 TO 3 NM.
MON NIGHT
S WINDS 5 TO 10 KT. SEAS AROUND 2 FT. WAVE DETAIL:
SE 2 FT AT 7 SECONDS.
TUE
S WINDS 5 TO 10 KT, BECOMING SE 10 TO 15 KT WITH GUSTS UP
TO 20 KT IN THE AFTERNOON. SEAS 2 TO 3 FT. WAVE DETAIL: E 3 FT AT
7 SECONDS AND SE 2 FT AT 4 SECONDS. A CHANCE OF SHOWERS IN THE
AFTERNOON.
TUE NIGHT
SE WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT. SEAS
2 TO 3 FT. A CHANCE OF SHOWERS IN THE EVENING, THEN SHOWERS
LIKELY WITH A CHANCE OF TSTMS AFTER MIDNIGHT.
WED
E WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT. SEAS 2 TO
3 FT. SHOWERS LIKELY WITH A CHANCE OF TSTMS.
WED NIGHT THROUGH THU NIGHT
N WINDS 10 TO 15 KT WITH GUSTS UP
TO 20 KT. SEAS 2 TO 3 FT. A CHANCE OF SHOWERS.
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.
ANZ231-261200-
CAPE COD BAY-
703 PM EDT SAT JUL 25 2026
TONIGHT
E WINDS 5 TO 10 KT. SEAS 1 FOOT OR LESS. WAVE DETAIL:
E 1 FOOT AT 2 SECONDS AND SE 1 FOOT AT 7 SECONDS.
SUN
NE WINDS 5 TO 10 KT. SEAS AROUND 2 FT. WAVE DETAIL: NE
1 FOOT AT 2 SECONDS AND S 1 FOOT AT 12 SECONDS.
SUN NIGHT
NE WINDS AROUND 5 KT. SEAS AROUND 2 FT. WAVE DETAIL:
N 1 FOOT AT 3 SECONDS.
MON
NE WINDS AROUND 5 KT. SEAS AROUND 2 FT. WAVE DETAIL: SW
1 FOOT AT 3 SECONDS AND NE 1 FOOT AT 4 SECONDS.
MON NIGHT AND TUE
S WINDS 5 TO 10 KT WITH GUSTS UP TO 20 KT.
SEAS AROUND 2 FT. WAVE DETAIL: SE 1 FOOT AT 3 SECONDS.
TUE NIGHT
SE WINDS 10 TO 15 KT. GUSTS UP TO 20 KT AFTER
MIDNIGHT. SEAS 2 TO 3 FT. WAVE DETAIL: S 1 FOOT AT 3 SECONDS AND
E 1 FOOT AT 7 SECONDS. A CHANCE OF SHOWERS IN THE EVENING.
SHOWERS LIKELY AFTER MIDNIGHT.
WED
E WINDS 10 TO 15 KT WITH GUSTS UP TO 25 KT. SEAS 2 TO
3 FT. SHOWERS LIKELY.
WED NIGHT AND THU
NE WINDS 10 TO 15 KT, BECOMING N. GUSTS UP
TO 20 KT. SEAS 2 TO 3 FT. A CHANCE OF SHOWERS.
THU NIGHT
NW 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.
ANZ254-261200-
COASTAL WATERS FROM PROVINCETOWN MA TO CHATHAM MA TO NANTUCKET MA
OUT 20 NM-
703 PM EDT SAT JUL 25 2026
TONIGHT
NE WINDS 5 TO 10 KT. SEAS 2 TO 3 FT. WAVE DETAIL: SE
3 FT AT 7 SECONDS.
SUN
NE WINDS AROUND 10 KT. SEAS 2 TO 3 FT. WAVE DETAIL: E 3 FT
AT 8 SECONDS AND S 2 FT AT 8 SECONDS.
SUN NIGHT
NE WINDS 5 TO 10 KT. SEAS 2 TO 3 FT. WAVE DETAIL: E
3 FT AT 7 SECONDS AND S 2 FT AT 7 SECONDS.
MON
NE WINDS 5 TO 10 KT. SEAS 2 TO 3 FT. WAVE DETAIL: SE 3 FT
AT 7 SECONDS AND SE 1 FOOT AT 12 SECONDS.
MON NIGHT AND TUE
S WINDS 5 TO 10 KT. SEAS 2 TO 4 FT. WAVE
DETAIL: SE 3 FT AT 7 SECONDS.
TUE NIGHT
SE WINDS 10 TO 15 KT, INCREASING TO 15 TO 20 KT WITH
GUSTS UP TO 25 KT AFTER MIDNIGHT. SEAS 3 TO 4 FT. WAVE DETAIL: SE
3 FT AT 6 SECONDS AND E 1 FOOT AT 10 SECONDS. A CHANCE OF
SHOWERS.
WED
E WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT. SEAS 3 TO
4 FT. SHOWERS LIKELY.
WED NIGHT
E WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT. SEAS
3 TO 5 FT. A CHANCE OF SHOWERS.
THU
NE WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT. SEAS 4 TO
6 FT. A CHANCE OF SHOWERS.
THU NIGHT
NW WINDS 10 TO 15 KT. SEAS 4 TO 6 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.
ANZ255-261200-
COASTAL WATERS EXTENDING OUT TO 25 NM SOUTH OF MARTHAS VINEYARD
AND NANTUCKET-
703 PM EDT SAT JUL 25 2026
TONIGHT
NE WINDS 10 TO 15 KT. SEAS 2 TO 3 FT. WAVE DETAIL: SE
3 FT AT 7 SECONDS.
SUN
NE WINDS 10 TO 15 KT. SEAS 3 TO 4 FT. WAVE DETAIL: E 3 FT
AT 7 SECONDS AND SE 2 FT AT 8 SECONDS.
SUN NIGHT
NE WINDS 5 TO 10 KT. SEAS 2 TO 4 FT. WAVE DETAIL: NE
3 FT AT 6 SECONDS AND S 2 FT AT 7 SECONDS.
MON
N WINDS 5 TO 10 KT, BECOMING E IN THE AFTERNOON. SEAS 2 TO
3 FT. WAVE DETAIL: NE 3 FT AT 6 SECONDS AND SW 2 FT AT 7 SECONDS.
MON NIGHT AND TUE
SE WINDS 10 TO 15 KT. SEAS 2 TO 4 FT. WAVE
DETAIL: SE 3 FT AT 7 SECONDS.
TUE NIGHT
SE WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT. SEAS
3 TO 4 FT. WAVE DETAIL: SE 4 FT AT 6 SECONDS AND E 1 FOOT AT
10 SECONDS. A CHANCE OF SHOWERS IN THE EVENING. SHOWERS LIKELY
AFTER MIDNIGHT.
WED
SE WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT. SEAS 3 TO
5 FT. SHOWERS LIKELY.
WED NIGHT
E WINDS 15 TO 20 KT. SEAS 4 TO 6 FT. A CHANCE OF
SHOWERS.
THU
N WINDS AROUND 15 KT WITH GUSTS UP TO 20 KT. SEAS 5 TO
7 FT. A CHANCE OF SHOWERS.
THU NIGHT
NW WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT. SEAS
4 TO 6 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.
ANZ256-261200-
COASTAL WATERS FROM MONTAUK NY TO MARTHAS VINEYARD EXTENDING OUT
TO 20 NM SOUTH OF BLOCK ISLAND-
703 PM EDT SAT JUL 25 2026
TONIGHT
E WINDS 10 TO 15 KT, BECOMING NE 5 TO 10 KT AFTER
MIDNIGHT. SEAS AROUND 3 FT. WAVE DETAIL: SE 3 FT AT 7 SECONDS.
SUN
NE WINDS 10 TO 15 KT, DIMINISHING TO 5 TO 10 KT IN THE
AFTERNOON. SEAS 3 TO 4 FT. WAVE DETAIL: E 3 FT AT 7 SECONDS AND
SW 2 FT AT 7 SECONDS.
SUN NIGHT
NE WINDS 5 TO 10 KT, BECOMING N AFTER MIDNIGHT. SEAS
2 TO 3 FT. WAVE DETAIL: NE 3 FT AT 7 SECONDS AND S 2 FT AT
7 SECONDS.
MON
NE WINDS 5 TO 10 KT, BECOMING SE IN THE AFTERNOON. SEAS
2 TO 3 FT. WAVE DETAIL: E 3 FT AT 7 SECONDS AND S 2 FT AT
8 SECONDS.
MON NIGHT
S WINDS 5 TO 10 KT. SEAS 2 TO 3 FT. WAVE DETAIL: SE
3 FT AT 7 SECONDS.
TUE
S WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT. SEAS 3 TO
4 FT. WAVE DETAIL: SE 4 FT AT 6 SECONDS. A CHANCE OF SHOWERS IN
THE AFTERNOON.
TUE NIGHT
SE WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT. SEAS
AROUND 4 FT. A CHANCE OF SHOWERS AND TSTMS IN THE EVENING, THEN
SHOWERS AFTER MIDNIGHT.
WED
E WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT. SEAS 4 TO
5 FT. SHOWERS LIKELY.
WED NIGHT
NE WINDS 15 TO 20 KT. SEAS 4 TO 6 FT. A CHANCE OF
SHOWERS.
THU
N WINDS AROUND 15 KT WITH GUSTS UP TO 20 KT. SEAS 5 TO
7 FT.
THU NIGHT
NW WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT. SEAS
4 TO 6 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.
ANZ232-261200-
NANTUCKET SOUND-
703 PM EDT SAT JUL 25 2026
TONIGHT
NE WINDS 10 TO 15 KT. SEAS AROUND 2 FT. WAVE DETAIL: E
2 FT AT 4 SECONDS AND S 1 FOOT AT 7 SECONDS.
SUN
NE WINDS 10 TO 15 KT. SEAS AROUND 2 FT. WAVE DETAIL: NE
2 FT AT 4 SECONDS AND S 1 FOOT AT 8 SECONDS.
SUN NIGHT
NE WINDS 5 TO 10 KT. SEAS AROUND 2 FT. WAVE DETAIL:
NE 2 FT AT 5 SECONDS AND S 1 FOOT AT 7 SECONDS.
MON
N WINDS 5 TO 10 KT, BECOMING E IN THE AFTERNOON. SEAS
AROUND 2 FT. WAVE DETAIL: NE 2 FT AT 5 SECONDS AND SW 1 FOOT AT
7 SECONDS.
MON NIGHT AND TUE
S WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT.
SEAS 2 TO 3 FT. WAVE DETAIL: S 2 FT AT 3 SECONDS AND E 1 FOOT AT
7 SECONDS.
TUE NIGHT
SE WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT. SEAS
2 TO 3 FT. WAVE DETAIL: S 3 FT AT 4 SECONDS AND E 2 FT AT
7 SECONDS. A CHANCE OF SHOWERS IN THE EVENING. SHOWERS LIKELY
AFTER MIDNIGHT.
WED
E WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT. SEAS AROUND
3 FT. SHOWERS LIKELY.
WED NIGHT AND THU
E WINDS 15 TO 20 KT, BECOMING N. SEAS 2 TO
4 FT. A CHANCE OF SHOWERS.
THU NIGHT
NW WINDS 10 TO 15 KT WITH GUSTS UP TO 20 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.
ANZ233-261200-
VINEYARD SOUND-
703 PM EDT SAT JUL 25 2026
TONIGHT
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.
SUN
NE WINDS AROUND 10 KT. SEAS AROUND 2 FT. WAVE DETAIL: NE
1 FOOT AT 3 SECONDS AND S 1 FOOT AT 7 SECONDS.
SUN NIGHT
NE WINDS 5 TO 10 KT. SEAS AROUND 2 FT. WAVE DETAIL:
NE 1 FOOT AT 3 SECONDS AND S 1 FOOT AT 8 SECONDS.
MON
N WINDS AROUND 5 KT, BECOMING SE IN THE AFTERNOON. SEAS
AROUND 2 FT. WAVE DETAIL: NE 1 FOOT AT 3 SECONDS AND W 1 FOOT AT
7 SECONDS.
MON NIGHT
S WINDS 5 TO 10 KT. SEAS AROUND 2 FT. WAVE DETAIL:
SE 2 FT AT 7 SECONDS AND SW 1 FOOT AT 4 SECONDS.
TUE
S WINDS 10 TO 15 KT. GUSTS UP TO 20 KT IN THE AFTERNOON.
SEAS 2 TO 3 FT. WAVE DETAIL: S 3 FT AT 4 SECONDS AND SE 2 FT AT
10 SECONDS. A CHANCE OF SHOWERS IN THE AFTERNOON.
TUE NIGHT
SE WINDS 10 TO 15 KT, INCREASING TO 15 TO 20 KT
AFTER MIDNIGHT. SEAS 2 TO 3 FT. SHOWERS LIKELY.
WED
E WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT. SEAS 3 TO
4 FT. SHOWERS LIKELY.
WED NIGHT AND THU
NE WINDS 15 TO 20 KT, BECOMING N 10 TO
15 KT. GUSTS UP TO 25 KT. SEAS 2 TO 4 FT. A CHANCE OF SHOWERS.
THU NIGHT
NW WINDS 10 TO 15 KT WITH GUSTS UP TO 20 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.
ANZ234-261200-
BUZZARDS BAY-
703 PM EDT SAT JUL 25 2026
TONIGHT
NE WINDS 5 TO 10 KT. SEAS AROUND 2 FT. WAVE DETAIL: E
1 FOOT AT 2 SECONDS AND S 1 FOOT AT 7 SECONDS.
SUN
NE WINDS 5 TO 10 KT. SEAS AROUND 2 FT. WAVE DETAIL: NE
1 FOOT AT 2 SECONDS AND S 1 FOOT AT 8 SECONDS.
SUN NIGHT
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 S 1 FOOT AT 7 SECONDS, BECOMING NE 1 FOOT AT 2 SECONDS AND SW
1 FOOT AT 7 SECONDS.
MON
N WINDS AROUND 5 KT, BECOMING SE IN THE AFTERNOON. SEAS
1 FOOT OR LESS. WAVE DETAIL: NE 1 FOOT AT 2 SECONDS AND SW 1 FOOT
AT 6 SECONDS.
MON NIGHT
S WINDS 5 TO 10 KT. SEAS 1 FOOT OR LESS, THEN AROUND
2 FT AFTER MIDNIGHT. WAVE DETAIL: SW 1 FOOT AT 3 SECONDS AND E
1 FOOT AT 6 SECONDS, BECOMING SE 2 FT AT 9 SECONDS AND SW 1 FOOT
AT 3 SECONDS.
TUE
S WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT. SEAS 2 TO
3 FT. WAVE DETAIL: SE 3 FT AT 9 SECONDS AND S 2 FT AT 3 SECONDS.
A CHANCE OF SHOWERS IN THE AFTERNOON.
TUE NIGHT
SE WINDS 10 TO 15 KT, INCREASING TO 15 TO 20 KT
AFTER MIDNIGHT. GUSTS UP TO 25 KT. SEAS 2 TO 3 FT. A CHANCE OF
SHOWERS AND TSTMS IN THE EVENING, THEN SHOWERS LIKELY AFTER
MIDNIGHT.
WED
E WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT. SEAS 3 TO
4 FT. SHOWERS LIKELY.
WED NIGHT AND THU
NE WINDS 15 TO 20 KT, BECOMING N 10 TO
15 KT. SEAS 2 TO 3 FT. A CHANCE OF SHOWERS.
THU NIGHT
NW 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.
ANZ235-261200-
RHODE ISLAND SOUND-
703 PM EDT SAT JUL 25 2026
TONIGHT
E WINDS 10 TO 15 KT, BECOMING NE 5 TO 10 KT AFTER
MIDNIGHT. SEAS 2 TO 3 FT. WAVE DETAIL: SE 3 FT AT 7 SECONDS.
SUN
NE WINDS AROUND 10 KT. SEAS 2 TO 3 FT. WAVE DETAIL: E 3 FT
AT 6 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: E 3 FT AT 6 SECONDS AND S 2 FT AT
7 SECONDS.
MON
NE WINDS AROUND 5 KT, BECOMING S IN THE AFTERNOON. SEAS
AROUND 2 FT. WAVE DETAIL: E 2 FT AT 7 SECONDS AND S 2 FT AT
7 SECONDS.
MON NIGHT
S WINDS 5 TO 10 KT. SEAS AROUND 2 FT. WAVE DETAIL:
SW 2 FT AT 4 SECONDS AND SE 2 FT AT 7 SECONDS.
TUE
S WINDS 10 TO 15 KT. GUSTS UP TO 20 KT IN THE AFTERNOON.
SEAS 2 TO 4 FT. WAVE DETAIL: S 4 FT AT 6 SECONDS. A CHANCE OF
SHOWERS IN THE AFTERNOON.
TUE NIGHT
SE WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT. SEAS
3 TO 4 FT. SHOWERS LIKELY WITH A CHANCE OF TSTMS.
WED
E WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT. SEAS 3 TO
4 FT. SHOWERS LIKELY.
WED NIGHT
NE WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT. SEAS
3 TO 4 FT. A CHANCE OF SHOWERS.
THU
N WINDS AROUND 15 KT WITH GUSTS UP TO 20 KT. SEAS 4 TO
6 FT. A CHANCE OF SHOWERS.
THU NIGHT
NW WINDS 10 TO 15 KT WITH GUSTS UP TO 20 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.
ANZ237-261200-
BLOCK ISLAND SOUND-
703 PM EDT SAT JUL 25 2026
TONIGHT
NE WINDS 5 TO 10 KT. SEAS 2 TO 3 FT. WAVE DETAIL: SE
3 FT AT 7 SECONDS.
SUN
NE WINDS 5 TO 10 KT, BECOMING E IN THE AFTERNOON. SEAS
2 TO 3 FT. WAVE DETAIL: E 3 FT AT 7 SECONDS AND S 2 FT AT
8 SECONDS.
SUN NIGHT
E WINDS 5 TO 10 KT, BECOMING NE AFTER MIDNIGHT. SEAS
2 TO 3 FT. WAVE DETAIL: SE 3 FT AT 7 SECONDS.
MON
NE WINDS AROUND 5 KT, BECOMING S IN THE AFTERNOON. SEAS
AROUND 2 FT. WAVE DETAIL: SE 2 FT AT 7 SECONDS.
MON NIGHT
S WINDS 5 TO 10 KT. SEAS AROUND 2 FT. WAVE DETAIL:
SE 2 FT AT 7 SECONDS AND S 1 FOOT AT 4 SECONDS.
TUE
S WINDS 10 TO 15 KT. GUSTS UP TO 20 KT IN THE AFTERNOON.
SEAS 2 TO 4 FT. WAVE DETAIL: SE 3 FT AT 6 SECONDS. A CHANCE OF
SHOWERS IN THE AFTERNOON.
TUE NIGHT
SE WINDS AROUND 15 KT WITH GUSTS UP TO 25 KT. SEAS
3 TO 4 FT. SHOWERS. A CHANCE OF TSTMS IN THE EVENING.
WED
E WINDS AROUND 15 KT WITH GUSTS UP TO 25 KT. SEAS 3 TO
4 FT. SHOWERS.
WED NIGHT
NE WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT. SEAS
3 TO 4 FT. A CHANCE OF SHOWERS.
THU
NW WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT. SEAS 3 TO
5 FT.
THU NIGHT
W WINDS 5 TO 10 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.
ANZ230-261200-
BOSTON HARBOR-
703 PM EDT SAT JUL 25 2026
TONIGHT
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.
SUN NIGHT
E WINDS 5 TO 10 KT, BECOMING N AFTER MIDNIGHT. WAVES
1 FOOT OR LESS.
MON
NE WINDS AROUND 5 KT, BECOMING E IN THE AFTERNOON. WAVES
1 FOOT OR LESS, THEN AROUND 2 FT IN THE AFTERNOON.
MON NIGHT
SE WINDS 5 TO 10 KT, BECOMING S AFTER MIDNIGHT.
WAVES 1 FOOT OR LESS.
TUE
S WINDS 5 TO 10 KT, BECOMING SE 10 TO 15 KT WITH GUSTS UP
TO 20 KT IN THE AFTERNOON. WAVES 1 FOOT OR LESS, THEN AROUND 2 FT
IN THE AFTERNOON. A CHANCE OF SHOWERS IN THE AFTERNOON.
TUE NIGHT
SE WINDS 10 TO 15 KT. GUSTS UP TO 20 KT AFTER
MIDNIGHT. WAVES AROUND 2 FT. SHOWERS LIKELY. A CHANCE OF TSTMS
AFTER MIDNIGHT.
WED AND WED NIGHT
E WINDS 10 TO 15 KT WITH GUSTS UP TO 25 KT.
WAVES 2 TO 3 FT. SHOWERS LIKELY WITH A CHANCE OF TSTMS.
THU AND THU NIGHT
NE WINDS AROUND 10 KT, BECOMING N. WAVES
AROUND 2 FT, THEN 1 FOOT OR LESS. A CHANCE OF SHOWERS.
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.
ANZ236-261200-
NARRAGANSETT BAY-
703 PM EDT SAT JUL 25 2026
TONIGHT
E WINDS 5 TO 10 KT, BECOMING NE AFTER MIDNIGHT. WAVES
AROUND 2 FT.
SUN
NE WINDS 5 TO 10 KT. WAVES AROUND 2 FT.
SUN NIGHT
E WINDS 5 TO 10 KT, BECOMING N AFTER MIDNIGHT. WAVES
AROUND 2 FT.
MON
NE WINDS AROUND 5 KT, BECOMING S IN THE AFTERNOON. WAVES
AROUND 2 FT.
MON NIGHT
S WINDS 5 TO 10 KT. WAVES AROUND 2 FT.
TUE
S WINDS 10 TO 15 KT. GUSTS UP TO 20 KT IN THE AFTERNOON.
WAVES 2 TO 3 FT. A CHANCE OF SHOWERS IN THE AFTERNOON.
TUE NIGHT
SE WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT. WAVES
2 TO 3 FT. SHOWERS WITH A CHANCE OF TSTMS.
WED
E WINDS 10 TO 15 KT WITH GUSTS UP TO 25 KT. WAVES 2 TO
3 FT. SHOWERS.
WED NIGHT AND THU
N WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT.
WAVES 2 TO 3 FT. A CHANCE OF SHOWERS.
THU NIGHT
NW WINDS 5 TO 10 KT. WAVES 2 TO 3 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.
ANZ280-261200-
OCEAN WATERS FROM THE MERRIMACK RIVER TO PLYMOUTH FROM 40 TO
60 NM-
703 PM EDT SAT JUL 25 2026
TONIGHT
E WINDS 5 TO 10 KT. SEAS 2 TO 3 FT. WAVE DETAIL: SE
3 FT AT 8 SECONDS.
SUN
NE WINDS 5 TO 10 KT. SEAS AROUND 3 FT. WAVE DETAIL: SE
3 FT AT 8 SECONDS AND S 1 FOOT AT 8 SECONDS.
SUN NIGHT
NE WINDS 5 TO 10 KT. SEAS AROUND 3 FT. WAVE DETAIL:
SE 3 FT AT 8 SECONDS AND S 2 FT AT 8 SECONDS.
MON
NE WINDS 5 TO 10 KT. SEAS AROUND 3 FT. WAVE DETAIL: SE
3 FT AT 7 SECONDS AND S 2 FT AT 8 SECONDS.
MON NIGHT AND TUE
SE WINDS 5 TO 10 KT WITH GUSTS UP TO 20 KT.
SEAS 3 TO 4 FT. WAVE DETAIL: SE 4 FT AT 8 SECONDS AND S 2 FT AT
7 SECONDS.
TUE NIGHT
SE WINDS 10 TO 15 KT WITH GUSTS UP TO 25 KT. SEAS
AROUND 4 FT. WAVE DETAIL: SE 3 FT AT 7 SECONDS AND E 1 FOOT AT
10 SECONDS. A CHANCE OF SHOWERS.
WED AND WED NIGHT
E WINDS 15 TO 20 KT, DIMINISHING TO 10 TO
15 KT. GUSTS UP TO 25 KT. SEAS 4 TO 5 FT. SHOWERS LIKELY.
THU
E WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT. SEAS 5 TO
7 FT. A CHANCE OF SHOWERS.
THU NIGHT
N WINDS AROUND 10 KT. SEAS 4 TO 6 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.
ANZ281-261200-
OCEAN WATERS FROM PROVINCETOWN TO NANTUCKET FROM 20 TO 60 NM-
703 PM EDT SAT JUL 25 2026
TONIGHT
NE WINDS 10 TO 15 KT. SEAS 3 TO 4 FT. WAVE DETAIL: S
3 FT AT 7 SECONDS.
SUN
NE WINDS 10 TO 15 KT. SEAS 3 TO 4 FT. WAVE DETAIL: E 4 FT
AT 8 SECONDS AND S 2 FT AT 8 SECONDS.
SUN NIGHT
NE WINDS 5 TO 10 KT. SEAS 3 TO 4 FT. WAVE DETAIL: SE
4 FT AT 7 SECONDS AND SE 1 FOOT AT 12 SECONDS.
MON
NE WINDS 5 TO 10 KT. SEAS 3 TO 4 FT. WAVE DETAIL: SE 3 FT
AT 7 SECONDS AND SE 1 FOOT AT 11 SECONDS.
MON NIGHT
N WINDS AROUND 5 KT, BECOMING SW AFTER MIDNIGHT.
SEAS 3 TO 4 FT. WAVE DETAIL: E 3 FT AT 7 SECONDS AND S 2 FT AT
8 SECONDS.
TUE
S WINDS 5 TO 10 KT. SEAS 3 TO 4 FT. WAVE DETAIL: E 3 FT AT
7 SECONDS AND SE 3 FT AT 8 SECONDS.
TUE NIGHT
SE WINDS 10 TO 15 KT. GUSTS UP TO 25 KT AFTER
MIDNIGHT. SEAS 3 TO 4 FT. A CHANCE OF SHOWERS.
WED
SE WINDS 15 TO 20 KT WITH GUSTS UP TO 30 KT. SEAS AROUND
4 FT. SHOWERS LIKELY.
WED NIGHT
SE WINDS 10 TO 15 KT WITH GUSTS UP TO 25 KT. SEAS
5 TO 7 FT. A CHANCE OF SHOWERS.
THU
NE WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT. SEAS 6 TO
9 FT. A CHANCE OF SHOWERS.
THU NIGHT
NW WINDS AROUND 10 KT. SEAS 5 TO 7 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.
ANZ282-261200-
OCEAN WATERS FROM MARTHAS VINEYARD TO NANTUCKET FROM 25 TO 60 NM-
703 PM EDT SAT JUL 25 2026
TONIGHT
NE WINDS 10 TO 15 KT. GUSTS UP TO 20 KT THIS EVENING.
SEAS 3 TO 4 FT. WAVE DETAIL: E 4 FT AT 7 SECONDS AND S 2 FT AT
8 SECONDS.
SUN
NE WINDS 10 TO 15 KT. SEAS 3 TO 4 FT. WAVE DETAIL: SE 4 FT
AT 7 SECONDS.
SUN NIGHT
NE WINDS 5 TO 10 KT. SEAS 3 TO 4 FT. WAVE DETAIL: NE
4 FT AT 6 SECONDS AND S 2 FT AT 7 SECONDS.
MON
N WINDS 5 TO 10 KT. SEAS 3 TO 4 FT. WAVE DETAIL: SE 4 FT
AT 7 SECONDS.
MON NIGHT
SW WINDS AROUND 5 KT. SEAS 3 TO 4 FT. WAVE DETAIL:
SE 3 FT AT 7 SECONDS.
TUE
SE WINDS 5 TO 10 KT, INCREASING TO 10 TO 15 KT IN THE
AFTERNOON. SEAS 3 TO 4 FT. WAVE DETAIL: SE 3 FT AT 7 SECONDS.
TUE NIGHT
SE WINDS 10 TO 15 KT, INCREASING TO 15 TO 20 KT
AFTER MIDNIGHT. SEAS 3 TO 4 FT. A CHANCE OF SHOWERS IN THE
EVENING. SHOWERS LIKELY AFTER MIDNIGHT.
WED
SE WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT. SEAS 4 TO
5 FT. SHOWERS LIKELY.
WED NIGHT AND THU
E WINDS 10 TO 15 KT, BECOMING NW. GUSTS UP
TO 20 KT. SEAS 6 TO 9 FT. A CHANCE OF SHOWERS.
THU NIGHT
NW WINDS 10 TO 15 KT. SEAS 5 TO 7 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.
ANZ283-261200-
OCEAN WATERS FROM MONTAUK NY TO MARTHAS VINEYARD FROM 25 TO 60 NM-
703 PM EDT SAT JUL 25 2026
TONIGHT
NE WINDS 10 TO 15 KT. GUSTS UP TO 20 KT THIS EVENING.
SEAS 3 TO 4 FT. WAVE DETAIL: SE 4 FT AT 7 SECONDS.
SUN
NE WINDS 10 TO 15 KT. SEAS AROUND 4 FT. WAVE DETAIL: NE
4 FT AT 7 SECONDS AND S 2 FT AT 8 SECONDS.
SUN NIGHT
NE WINDS 5 TO 10 KT. SEAS 3 TO 4 FT. WAVE DETAIL: E
4 FT AT 7 SECONDS AND S 2 FT AT 7 SECONDS.
MON
N WINDS 5 TO 10 KT, BECOMING E IN THE AFTERNOON. SEAS 3 TO
4 FT. WAVE DETAIL: E 3 FT AT 7 SECONDS AND SW 2 FT AT 7 SECONDS.
MON NIGHT
S WINDS 5 TO 10 KT. SEAS AROUND 3 FT. WAVE DETAIL: E
3 FT AT 7 SECONDS AND S 2 FT AT 8 SECONDS.
TUE
S WINDS 10 TO 15 KT. GUSTS UP TO 20 KT IN THE AFTERNOON.
SEAS 3 TO 4 FT. WAVE DETAIL: SE 4 FT AT 7 SECONDS. A CHANCE OF
SHOWERS IN THE AFTERNOON.
TUE NIGHT
SE WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT. SEAS
AROUND 4 FT. A CHANCE OF SHOWERS AND TSTMS IN THE EVENING, THEN
SHOWERS AFTER MIDNIGHT.
WED
SE WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT. SEAS 4 TO
5 FT. SHOWERS LIKELY.
WED NIGHT
NE WINDS 15 TO 20 KT. SEAS 5 TO 8 FT. A CHANCE OF
SHOWERS.
THU
N WINDS AROUND 15 KT WITH GUSTS UP TO 20 KT. SEAS 6 TO
9 FT.
THU NIGHT
NW WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT. SEAS
5 TO 7 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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