561
FZUS51 KBOX 160204
CWFBOX
COASTAL WATERS FORECAST FOR MASSACHUSETTS AND RHODE ISLAND
NATIONAL WEATHER SERVICE BOSTON/NORTON MA
1004 PM EDT WED JUL 15 2026
COASTAL WATERS FROM THE MERRIMACK RIVER MA TO WATCH HILL RI OUT
TO 60 NM
ANZ200-161500-
1004 PM EDT WED JUL 15 2026
SYNOPSIS FOR MASSACHUSETTS AND RHODE ISLAND COASTAL WATERS
A COLD FRONT PUSHES SOUTH TONIGHT INTO THU. LOW PRES PASSES OVER THE
E WATERS THU NIGHT INTO FRI AHEAD OF HIGH PRES BUILDING IN FRI.
UNSETTLED CONDITIONS RETURN HEADING INTO THE WEEKEND.
ANZ250-161500-
COASTAL WATERS EAST OF IPSWICH BAY AND THE STELLWAGEN BANK
NATIONAL MARINE SANCTUARY-
1004 PM EDT WED JUL 15 2026
OVERNIGHT
W WINDS AROUND 10 KT. SEAS AROUND 2 FT. WAVE DETAIL:
NW 2 FT AT 3 SECONDS AND S 1 FOOT AT 5 SECONDS.
THU
SW WINDS 5 TO 10 KT. GUSTS UP TO 20 KT IN THE AFTERNOON.
SEAS AROUND 2 FT. WAVE DETAIL: SW 2 FT AT 4 SECONDS AND E 1 FOOT
AT 9 SECONDS. PATCHY SMOKE.
THU NIGHT
NW WINDS 5 TO 10 KT. SEAS AROUND 2 FT. WAVE DETAIL:
NW 2 FT AT 3 SECONDS AND S 1 FOOT AT 5 SECONDS.
FRI
W WINDS 5 TO 10 KT. GUSTS UP TO 20 KT IN THE MORNING. SEAS
AROUND 2 FT. WAVE DETAIL: W 2 FT AT 3 SECONDS AND S 1 FOOT AT
6 SECONDS.
FRI NIGHT
SW WINDS AROUND 5 KT. SEAS AROUND 2 FT. WAVE DETAIL:
W 1 FOOT AT 3 SECONDS AND S 1 FOOT AT 5 SECONDS.
SAT
SW WINDS 5 TO 10 KT, BECOMING S 15 TO 20 KT WITH GUSTS UP
TO 25 KT IN THE AFTERNOON. SEAS 2 TO 3 FT. WAVE DETAIL: S 3 FT AT
4 SECONDS AND NW 1 FOOT AT 3 SECONDS. A CHANCE OF SHOWERS IN THE
AFTERNOON.
SAT NIGHT
S WINDS 15 TO 20 KT WITH GUSTS UP TO 30 KT. SEAS
AROUND 3 FT. SHOWERS WITH A CHANCE OF TSTMS.
SUN
W WINDS 10 TO 15 KT WITH GUSTS UP TO 25 KT. SEAS 2 TO
3 FT. SHOWERS LIKELY.
SUN NIGHT THROUGH MON NIGHT
S WINDS 5 TO 10 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.
ANZ251-161500-
MASSACHUSETTS BAY AND IPSWICH BAY-
1004 PM EDT WED JUL 15 2026
OVERNIGHT
W WINDS 5 TO 10 KT. SEAS 1 FOOT OR LESS. WAVE
DETAIL: W 1 FOOT AT 3 SECONDS AND E 1 FOOT AT 9 SECONDS.
THU
W WINDS 5 TO 10 KT, INCREASING TO 10 TO 15 KT WITH GUSTS
UP TO 20 KT IN THE AFTERNOON. SEAS 2 TO 3 FT. WAVE DETAIL: W 2 FT
AT 3 SECONDS AND NE 1 FOOT AT 6 SECONDS. PATCHY SMOKE.
THU NIGHT
NW WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT,
DIMINISHING TO 5 TO 10 KT AFTER MIDNIGHT. SEAS AROUND 2 FT IN THE
EVENING, THEN 1 FOOT OR LESS. WAVE DETAIL: NW 2 FT AT 3 SECONDS
AND SW 1 FOOT AT 4 SECONDS, BECOMING NW 1 FOOT AT 3 SECONDS AND
SW 1 FOOT AT 4 SECONDS.
FRI
W WINDS 5 TO 10 KT. SEAS 1 FOOT OR LESS. WAVE DETAIL: NW
1 FOOT AT 3 SECONDS AND NE 1 FOOT AT 5 SECONDS.
FRI NIGHT
SW WINDS AROUND 5 KT. SEAS 1 FOOT OR LESS. WAVE
DETAIL: NW 1 FOOT AT 2 SECONDS AND SW 1 FOOT AT 3 SECONDS.
SAT
SW WINDS 5 TO 10 KT, BECOMING S 15 TO 20 KT WITH GUSTS UP
TO 25 KT IN THE AFTERNOON. SEAS 1 FOOT OR LESS, THEN 2 TO 3 FT IN
THE AFTERNOON. WAVE DETAIL: NW 1 FOOT AT 2 SECONDS AND NE 1 FOOT
AT 6 SECONDS, BECOMING S 3 FT AT 4 SECONDS AND NW 1 FOOT AT
3 SECONDS. A CHANCE OF SHOWERS IN THE AFTERNOON.
SAT NIGHT
S WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT. SEAS
2 TO 3 FT. SHOWERS WITH A CHANCE OF TSTMS.
SUN
W WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT. SEAS 2 TO
3 FT. SHOWERS LIKELY.
SUN NIGHT THROUGH MON NIGHT
S WINDS 10 TO 15 KT. SEAS AROUND
2 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.
ANZ231-161500-
CAPE COD BAY-
1004 PM EDT WED JUL 15 2026
OVERNIGHT
NW WINDS 5 TO 10 KT. SEAS 1 FOOT OR LESS. WAVE
DETAIL: NW 1 FOOT AT 3 SECONDS AND S 1 FOOT AT 5 SECONDS.
THU
W WINDS 5 TO 10 KT, BECOMING SW 10 TO 15 KT WITH GUSTS UP
TO 20 KT IN THE AFTERNOON. SEAS 1 FOOT OR LESS, THEN 2 TO 3 FT IN
THE AFTERNOON. WAVE DETAIL: N 1 FOOT AT 4 SECONDS AND S 1 FOOT AT
5 SECONDS, BECOMING SW 2 FT AT 3 SECONDS AND N 1 FOOT AT
7 SECONDS. PATCHY SMOKE.
THU NIGHT
NW WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT,
DIMINISHING TO 5 TO 10 KT AFTER MIDNIGHT. SEAS AROUND 2 FT IN THE
EVENING, THEN 1 FOOT OR LESS. WAVE DETAIL: W 1 FOOT AT 3 SECONDS
AND NE 1 FOOT AT 6 SECONDS, BECOMING N 1 FOOT AT 5 SECONDS AND S
1 FOOT AT 5 SECONDS.
FRI
W WINDS 5 TO 10 KT. SEAS 1 FOOT OR LESS. WAVE DETAIL: NW
1 FOOT AT 3 SECONDS AND S 1 FOOT AT 5 SECONDS.
FRI NIGHT
SW WINDS AROUND 5 KT. SEAS 1 FOOT OR LESS. WAVE
DETAIL: S 1 FOOT AT 4 SECONDS AND N 1 FOOT AT 4 SECONDS.
SAT
SW WINDS 5 TO 10 KT, BECOMING S 10 TO 15 KT IN THE
AFTERNOON. GUSTS UP TO 25 KT. SEAS 2 TO 4 FT. WAVE DETAIL: S 2 FT
AT 3 SECONDS AND N 1 FOOT AT 4 SECONDS. A CHANCE OF SHOWERS IN
THE AFTERNOON.
SAT NIGHT
SW WINDS 15 TO 20 KT WITH GUSTS UP TO 30 KT. SEAS
3 TO 4 FT. SHOWERS WITH A CHANCE OF TSTMS.
SUN
W WINDS 10 TO 15 KT WITH GUSTS UP TO 25 KT. SEAS 2 TO
4 FT. SHOWERS.
SUN NIGHT THROUGH MON NIGHT
S WINDS 5 TO 10 KT. SEAS 1 FOOT OR
LESS.
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.
ANZ254-161500-
COASTAL WATERS FROM PROVINCETOWN MA TO CHATHAM MA TO NANTUCKET MA
OUT 20 NM-
1004 PM EDT WED JUL 15 2026
OVERNIGHT
NW WINDS 5 TO 10 KT. SEAS 2 TO 3 FT. WAVE DETAIL: S
2 FT AT 7 SECONDS AND NW 1 FOOT AT 3 SECONDS. AREAS OF SMOKE.
PATCHY SMOKE.
THU
W WINDS 5 TO 10 KT, BECOMING SW 15 TO 20 KT WITH GUSTS UP
TO 25 KT IN THE AFTERNOON. SEAS 2 TO 4 FT. WAVE DETAIL: SW 3 FT
AT 6 SECONDS AND NW 1 FOOT AT 3 SECONDS. PATCHY SMOKE.
THU NIGHT
W WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT, BECOMING
NW 5 TO 10 KT AFTER MIDNIGHT. SEAS 2 TO 4 FT. WAVE DETAIL: S 3 FT
AT 6 SECONDS AND NW 2 FT AT 4 SECONDS.
FRI
NW WINDS 5 TO 10 KT, BECOMING W IN THE AFTERNOON. SEAS
AROUND 2 FT. WAVE DETAIL: S 2 FT AT 6 SECONDS AND NW 1 FOOT AT
3 SECONDS.
FRI NIGHT
SW WINDS 5 TO 10 KT. SEAS AROUND 2 FT. WAVE DETAIL:
S 2 FT AT 6 SECONDS AND NW 1 FOOT AT 3 SECONDS.
SAT
SW WINDS 10 TO 15 KT WITH GUSTS UP TO 25 KT. SEAS 2 TO
3 FT. WAVE DETAIL: S 3 FT AT 4 SECONDS AND NW 1 FOOT AT
3 SECONDS. A CHANCE OF SHOWERS IN THE AFTERNOON.
SAT NIGHT
S WINDS 15 TO 20 KT, BECOMING SW 20 TO 25 KT AFTER
MIDNIGHT. GUSTS UP TO 30 KT. SEAS 3 TO 5 FT. SHOWERS WITH A
CHANCE OF TSTMS.
SUN
W WINDS 20 TO 25 KT WITH GUSTS UP TO 30 KT. SEAS 3 TO
5 FT. SHOWERS WITH A CHANCE OF TSTMS.
SUN NIGHT THROUGH MON NIGHT
S 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.
ANZ255-161500-
COASTAL WATERS EXTENDING OUT TO 25 NM SOUTH OF MARTHAS VINEYARD
AND NANTUCKET-
1004 PM EDT WED JUL 15 2026
OVERNIGHT
NW WINDS 5 TO 10 KT. SEAS 2 TO 4 FT. WAVE DETAIL: SW
4 FT AT 6 SECONDS AND NW 1 FOOT AT 4 SECONDS. SMOKE, THEN AREAS
OF SMOKE.
THU
W WINDS 5 TO 10 KT, BECOMING SW 15 TO 20 KT WITH GUSTS UP
TO 25 KT IN THE AFTERNOON. SEAS 2 TO 4 FT. WAVE DETAIL: SW 4 FT
AT 6 SECONDS AND W 2 FT AT 3 SECONDS. PATCHY SMOKE.
THU NIGHT
W WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT, BECOMING
N 5 TO 10 KT AFTER MIDNIGHT. SEAS 2 TO 4 FT. WAVE DETAIL: W 4 FT
AT 5 SECONDS AND SE 1 FOOT AT 9 SECONDS.
FRI
NW WINDS AROUND 5 KT, BECOMING SW IN THE AFTERNOON. SEAS
2 TO 3 FT. WAVE DETAIL: SW 2 FT AT 6 SECONDS AND NW 1 FOOT AT
3 SECONDS.
FRI NIGHT
SW WINDS 5 TO 10 KT. SEAS AROUND 2 FT. WAVE DETAIL:
S 2 FT AT 7 SECONDS AND W 1 FOOT AT 5 SECONDS.
SAT
SW WINDS 10 TO 15 KT, BECOMING S 15 TO 20 KT WITH GUSTS UP
TO 25 KT IN THE AFTERNOON. SEAS 2 TO 3 FT. WAVE DETAIL: SW 3 FT
AT 6 SECONDS AND SE 1 FOOT AT 8 SECONDS. A CHANCE OF SHOWERS IN
THE AFTERNOON.
SAT NIGHT
S WINDS 20 TO 25 KT WITH GUSTS UP TO 30 KT. SEAS
3 TO 5 FT. A CHANCE OF TSTMS. A CHANCE OF SHOWERS IN THE EVENING,
THEN SHOWERS AFTER MIDNIGHT.
SUN
W WINDS 20 TO 25 KT WITH GUSTS UP TO 30 KT. SEAS 3 TO
5 FT. SHOWERS LIKELY WITH A CHANCE OF TSTMS.
SUN NIGHT THROUGH MON NIGHT
S 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.
ANZ256-161500-
COASTAL WATERS FROM MONTAUK NY TO MARTHAS VINEYARD EXTENDING OUT
TO 20 NM SOUTH OF BLOCK ISLAND-
1004 PM EDT WED JUL 15 2026
OVERNIGHT
NW WINDS 5 TO 10 KT. SEAS 2 TO 3 FT. WAVE DETAIL: SW
3 FT AT 6 SECONDS AND NW 1 FOOT AT 3 SECONDS. AREAS OF SMOKE. A
SLIGHT CHANCE OF SHOWERS.
THU
W WINDS 5 TO 10 KT, BECOMING SW 15 TO 20 KT WITH GUSTS UP
TO 25 KT IN THE AFTERNOON. SEAS 2 TO 4 FT. WAVE DETAIL: SW 4 FT
AT 5 SECONDS AND SE 1 FOOT AT 9 SECONDS. PATCHY SMOKE.
THU NIGHT
W WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT, BECOMING
N 5 TO 10 KT AFTER MIDNIGHT. SEAS 2 TO 4 FT. WAVE DETAIL: W 4 FT
AT 5 SECONDS AND SE 1 FOOT AT 9 SECONDS.
FRI
NW WINDS AROUND 5 KT, BECOMING SW IN THE AFTERNOON. SEAS
AROUND 2 FT. WAVE DETAIL: SW 2 FT AT 6 SECONDS AND NW 1 FOOT AT
3 SECONDS.
FRI NIGHT
SW WINDS 5 TO 10 KT. SEAS 2 TO 3 FT. WAVE DETAIL: SW
2 FT AT 6 SECONDS AND W 1 FOOT AT 3 SECONDS.
SAT
SW WINDS 10 TO 15 KT, BECOMING S 15 TO 20 KT WITH GUSTS UP
TO 25 KT IN THE AFTERNOON. SEAS 2 TO 3 FT. WAVE DETAIL: SW 3 FT
AT 4 SECONDS AND SE 1 FOOT AT 8 SECONDS. A CHANCE OF SHOWERS IN
THE AFTERNOON.
SAT NIGHT
SW WINDS 20 TO 25 KT WITH GUSTS UP TO 30 KT. SEAS
3 TO 5 FT. SHOWERS WITH A CHANCE OF TSTMS.
SUN
W WINDS 20 TO 25 KT. SEAS 3 TO 4 FT. SHOWERS.
SUN NIGHT THROUGH MON NIGHT
S 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.
ANZ232-161500-
NANTUCKET SOUND-
1004 PM EDT WED JUL 15 2026
OVERNIGHT
NW WINDS 5 TO 10 KT. SEAS AROUND 2 FT. WAVE DETAIL:
NW 1 FOOT AT 3 SECONDS AND SW 1 FOOT AT 6 SECONDS. AREAS OF
SMOKE.
THU
W WINDS 5 TO 10 KT, BECOMING SW 15 TO 20 KT WITH GUSTS UP
TO 25 KT IN THE AFTERNOON. SEAS 2 TO 3 FT. WAVE DETAIL: SW 3 FT
AT 4 SECONDS AND E 1 FOOT AT 9 SECONDS. PATCHY SMOKE.
THU NIGHT
W WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT, BECOMING
N 5 TO 10 KT AFTER MIDNIGHT. SEAS 2 TO 3 FT. WAVE DETAIL: SW 3 FT
AT 5 SECONDS AND E 1 FOOT AT 9 SECONDS.
FRI
NW WINDS 5 TO 10 KT, BECOMING SW IN THE AFTERNOON. SEAS
AROUND 2 FT. WAVE DETAIL: NW 1 FOOT AT 2 SECONDS AND SW 1 FOOT AT
5 SECONDS.
FRI NIGHT
SW WINDS 5 TO 10 KT. SEAS AROUND 2 FT. WAVE DETAIL:
SW 1 FOOT AT 4 SECONDS AND E 1 FOOT AT 9 SECONDS.
SAT
SW WINDS 10 TO 15 KT, BECOMING S 15 TO 20 KT IN THE
AFTERNOON. GUSTS UP TO 25 KT. SEAS 2 TO 3 FT. WAVE DETAIL: SW
3 FT AT 5 SECONDS AND SE 1 FOOT AT 8 SECONDS. A CHANCE OF SHOWERS
IN THE AFTERNOON.
SAT NIGHT
SW WINDS 20 TO 25 KT WITH GUSTS UP TO 30 KT. SEAS
AROUND 3 FT. SHOWERS WITH A CHANCE OF TSTMS.
SUN
W WINDS 20 TO 25 KT WITH GUSTS UP TO 30 KT. SEAS 2 TO
3 FT. SHOWERS LIKELY WITH A CHANCE OF TSTMS.
SUN NIGHT THROUGH MON NIGHT
S WINDS 10 TO 15 KT WITH GUSTS UP
TO 20 KT. SEAS AROUND 2 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.
ANZ233-161500-
VINEYARD SOUND-
1004 PM EDT WED JUL 15 2026
OVERNIGHT
NW WINDS 5 TO 10 KT. SEAS AROUND 2 FT. WAVE DETAIL:
S 2 FT AT 7 SECONDS AND NW 1 FOOT AT 3 SECONDS. AREAS OF SMOKE,
THEN PATCHY SMOKE.
THU
W WINDS 5 TO 10 KT, BECOMING SW 15 TO 20 KT WITH GUSTS UP
TO 25 KT IN THE AFTERNOON. SEAS 2 TO 4 FT. WAVE DETAIL: SW 4 FT
AT 5 SECONDS AND SE 1 FOOT AT 9 SECONDS. PATCHY SMOKE.
THU NIGHT
W WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT, BECOMING
NW 5 TO 10 KT AFTER MIDNIGHT. SEAS 2 TO 4 FT. WAVE DETAIL: W 4 FT
AT 4 SECONDS AND SE 1 FOOT AT 7 SECONDS.
FRI
NW WINDS 5 TO 10 KT, BECOMING SW IN THE AFTERNOON. SEAS
AROUND 2 FT. WAVE DETAIL: SW 2 FT AT 6 SECONDS AND NW 1 FOOT AT
3 SECONDS.
FRI NIGHT
SW WINDS 5 TO 10 KT. SEAS AROUND 2 FT. WAVE DETAIL:
SW 2 FT AT 4 SECONDS AND E 1 FOOT AT 9 SECONDS.
SAT
SW WINDS 10 TO 15 KT, BECOMING S 15 TO 20 KT IN THE
AFTERNOON. GUSTS UP TO 25 KT. SEAS 2 TO 4 FT. WAVE DETAIL: SW
3 FT AT 4 SECONDS AND SE 1 FOOT AT 9 SECONDS. A CHANCE OF SHOWERS
IN THE AFTERNOON.
SAT NIGHT
S WINDS 15 TO 20 KT, BECOMING SW 20 TO 25 KT AFTER
MIDNIGHT. GUSTS UP TO 30 KT. SEAS 3 TO 4 FT. SHOWERS WITH A
CHANCE OF TSTMS.
SUN
W WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT. SEAS 2 TO
4 FT. SHOWERS LIKELY WITH A CHANCE OF TSTMS.
SUN NIGHT THROUGH MON NIGHT
S 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.
ANZ234-161500-
BUZZARDS BAY-
1004 PM EDT WED JUL 15 2026
OVERNIGHT
NW WINDS 5 TO 10 KT. SEAS AROUND 2 FT. WAVE DETAIL:
S 2 FT AT 7 SECONDS AND NW 1 FOOT AT 3 SECONDS. AREAS OF SMOKE.
THU
W WINDS 5 TO 10 KT, BECOMING SW 15 TO 20 KT WITH GUSTS UP
TO 25 KT IN THE AFTERNOON. SEAS 2 TO 4 FT. WAVE DETAIL: SW 3 FT
AT 4 SECONDS AND SE 1 FOOT AT 8 SECONDS. PATCHY SMOKE.
THU NIGHT
W WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT, BECOMING
NW 5 TO 10 KT AFTER MIDNIGHT. SEAS 2 TO 4 FT. WAVE DETAIL: SW
3 FT AT 4 SECONDS AND E 1 FOOT AT 7 SECONDS.
FRI
NW WINDS AROUND 5 KT, BECOMING SW IN THE AFTERNOON. SEAS
1 FOOT OR LESS, THEN AROUND 2 FT IN THE AFTERNOON. WAVE DETAIL:
NW 1 FOOT AT 2 SECONDS AND SW 1 FOOT AT 5 SECONDS, BECOMING SW
2 FT AT 6 SECONDS AND W 1 FOOT AT 3 SECONDS.
FRI NIGHT
SW WINDS 5 TO 10 KT. SEAS AROUND 2 FT. WAVE DETAIL:
SW 2 FT AT 4 SECONDS AND E 1 FOOT AT 8 SECONDS.
SAT
SW WINDS 10 TO 15 KT, INCREASING TO 15 TO 20 KT IN THE
AFTERNOON. GUSTS UP TO 25 KT. SEAS AROUND 2 FT, BUILDING TO 3 TO
4 FT IN THE AFTERNOON. WAVE DETAIL: SW 2 FT AT 5 SECONDS AND E
1 FOOT AT 8 SECONDS, BECOMING SW 3 FT AT 4 SECONDS AND SE 1 FOOT
AT 7 SECONDS. A CHANCE OF SHOWERS IN THE AFTERNOON.
SAT NIGHT
S WINDS 15 TO 20 KT, BECOMING SW 20 TO 25 KT AFTER
MIDNIGHT. GUSTS UP TO 30 KT. SEAS 3 TO 4 FT. SHOWERS WITH A
CHANCE OF TSTMS.
SUN
W WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT. SEAS 2 TO
4 FT. SHOWERS WITH A CHANCE OF TSTMS.
SUN NIGHT THROUGH MON NIGHT
S WINDS 10 TO 15 KT. SEAS AROUND
2 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.
ANZ235-161500-
RHODE ISLAND SOUND-
1004 PM EDT WED JUL 15 2026
OVERNIGHT
NW WINDS 5 TO 10 KT. SEAS 2 TO 3 FT. WAVE DETAIL: SW
3 FT AT 6 SECONDS AND NW 1 FOOT AT 3 SECONDS. AREAS OF SMOKE,
THEN PATCHY SMOKE.
THU
W WINDS 5 TO 10 KT, BECOMING SW 15 TO 20 KT WITH GUSTS UP
TO 25 KT IN THE AFTERNOON. SEAS 2 TO 3 FT. WAVE DETAIL: SW 3 FT
AT 5 SECONDS AND SE 1 FOOT AT 9 SECONDS. PATCHY SMOKE.
THU NIGHT
W WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT, BECOMING
NW 5 TO 10 KT AFTER MIDNIGHT. SEAS 2 TO 3 FT. WAVE DETAIL: S 3 FT
AT 7 SECONDS AND W 1 FOOT AT 4 SECONDS.
FRI
NW WINDS 5 TO 10 KT, BECOMING SW 10 TO 15 KT IN THE
AFTERNOON. SEAS AROUND 2 FT. WAVE DETAIL: S 2 FT AT 7 SECONDS AND
NW 1 FOOT AT 3 SECONDS.
FRI NIGHT
SW WINDS 10 TO 15 KT, DIMINISHING TO 5 TO 10 KT
AFTER MIDNIGHT. SEAS AROUND 2 FT. WAVE DETAIL: SW 2 FT AT
6 SECONDS AND W 1 FOOT AT 3 SECONDS.
SAT
SW WINDS 10 TO 15 KT, BECOMING S 15 TO 20 KT WITH GUSTS UP
TO 25 KT IN THE AFTERNOON. SEAS 2 TO 3 FT. WAVE DETAIL: SW 3 FT
AT 5 SECONDS AND SE 1 FOOT AT 8 SECONDS. A CHANCE OF SHOWERS IN
THE AFTERNOON.
SAT NIGHT
S WINDS 15 TO 20 KT, BECOMING SW 20 TO 25 KT AFTER
MIDNIGHT. GUSTS UP TO 30 KT. SEAS 3 TO 4 FT. SHOWERS WITH A
CHANCE OF TSTMS.
SUN
W WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT. SEAS 2 TO
4 FT. SHOWERS WITH A CHANCE OF TSTMS.
SUN NIGHT THROUGH MON NIGHT
S 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.
ANZ237-161500-
BLOCK ISLAND SOUND-
1004 PM EDT WED JUL 15 2026
OVERNIGHT
NW WINDS 5 TO 10 KT. SEAS 2 TO 3 FT. WAVE DETAIL: S
2 FT AT 6 SECONDS AND W 1 FOOT AT 3 SECONDS. PATCHY SMOKE. A
SLIGHT CHANCE OF SHOWERS.
THU
W WINDS 5 TO 10 KT, BECOMING SW 10 TO 15 KT WITH GUSTS UP
TO 20 KT IN THE AFTERNOON. SEAS 2 TO 3 FT. WAVE DETAIL: S 3 FT AT
6 SECONDS AND W 2 FT AT 3 SECONDS. PATCHY SMOKE.
THU NIGHT
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: S 3 FT
AT 7 SECONDS AND W 2 FT AT 4 SECONDS.
FRI
NW WINDS AROUND 5 KT, BECOMING SW IN THE AFTERNOON. SEAS
AROUND 2 FT. WAVE DETAIL: S 2 FT AT 7 SECONDS AND NW 1 FOOT AT
3 SECONDS.
FRI NIGHT
SW WINDS 5 TO 10 KT. SEAS AROUND 2 FT. WAVE DETAIL:
S 2 FT AT 7 SECONDS AND W 1 FOOT AT 3 SECONDS.
SAT
SW WINDS 10 TO 15 KT. GUSTS UP TO 25 KT IN THE AFTERNOON.
SEAS 2 TO 3 FT. WAVE DETAIL: SW 3 FT AT 4 SECONDS AND SE 1 FOOT
AT 8 SECONDS. A CHANCE OF SHOWERS IN THE AFTERNOON.
SAT NIGHT
SW WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT. SEAS
3 TO 4 FT. SHOWERS. A CHANCE OF TSTMS IN THE EVENING.
SUN
W WINDS 10 TO 15 KT WITH GUSTS UP TO 25 KT. SEAS 2 TO
3 FT. SHOWERS.
SUN NIGHT THROUGH MON NIGHT
S WINDS 5 TO 10 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.
ANZ230-161500-
BOSTON HARBOR-
1004 PM EDT WED JUL 15 2026
OVERNIGHT
W WINDS 5 TO 10 KT. WAVES 1 FOOT OR LESS.
THU
W WINDS 5 TO 10 KT, INCREASING TO 10 TO 15 KT WITH GUSTS
UP TO 25 KT IN THE AFTERNOON. WAVES AROUND 2 FT. PATCHY SMOKE.
THU NIGHT
NW WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT,
DIMINISHING TO 5 TO 10 KT AFTER MIDNIGHT. WAVES AROUND 2 FT IN
THE EVENING, THEN 1 FOOT OR LESS.
FRI
W WINDS 5 TO 10 KT. WAVES 1 FOOT OR LESS.
FRI NIGHT
W WINDS 5 TO 10 KT, BECOMING SW AFTER MIDNIGHT.
WAVES 1 FOOT OR LESS.
SAT
SW WINDS AROUND 5 KT, BECOMING S 15 TO 20 KT WITH GUSTS UP
TO 25 KT IN THE AFTERNOON. WAVES 1 FOOT OR LESS, THEN AROUND 2 FT
IN THE AFTERNOON. A CHANCE OF SHOWERS IN THE AFTERNOON.
SAT NIGHT
S WINDS 15 TO 20 KT, BECOMING SW 10 TO 15 KT AFTER
MIDNIGHT. GUSTS UP TO 25 KT. WAVES AROUND 2 FT. SHOWERS WITH A
CHANCE OF TSTMS.
SUN
W WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT. WAVES AROUND
2 FT. SHOWERS LIKELY.
SUN NIGHT THROUGH MON NIGHT
S 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.
ANZ236-161500-
NARRAGANSETT BAY-
1004 PM EDT WED JUL 15 2026
OVERNIGHT
NW WINDS 5 TO 10 KT. WAVES AROUND 2 FT. AREAS OF
SMOKE, THEN PATCHY SMOKE.
THU
W WINDS 5 TO 10 KT, BECOMING SW 10 TO 15 KT WITH GUSTS UP
TO 20 KT IN THE AFTERNOON. WAVES 2 TO 3 FT. PATCHY SMOKE.
THU NIGHT
W WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT, BECOMING
NW 5 TO 10 KT AFTER MIDNIGHT. WAVES AROUND 2 FT.
FRI
W WINDS 5 TO 10 KT. WAVES 1 FOOT OR LESS, THEN AROUND 2 FT
IN THE AFTERNOON.
FRI NIGHT
SW WINDS 5 TO 10 KT. WAVES AROUND 2 FT.
SAT
SW WINDS 10 TO 15 KT. GUSTS UP TO 25 KT IN THE AFTERNOON.
WAVES 2 TO 3 FT. A CHANCE OF SHOWERS IN THE AFTERNOON.
SAT NIGHT
SW WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT. WAVES
2 TO 3 FT. SHOWERS WITH A CHANCE OF TSTMS.
SUN
W WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT. WAVES 2 TO
3 FT. SHOWERS LIKELY WITH A CHANCE OF TSTMS.
SUN NIGHT THROUGH MON NIGHT
S 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.
ANZ280-161500-
OCEAN WATERS FROM THE MERRIMACK RIVER TO PLYMOUTH FROM 40 TO
60 NM-
1004 PM EDT WED JUL 15 2026
OVERNIGHT
W WINDS 10 TO 15 KT. GUSTS UP TO 20 KT. SEAS 2 TO
3 FT. WAVE DETAIL: NW 2 FT AT 4 SECONDS AND S 2 FT AT 7 SECONDS.
THU
SW WINDS 10 TO 15 KT. GUSTS UP TO 25 KT IN THE AFTERNOON.
SEAS 2 TO 3 FT. WAVE DETAIL: W 2 FT AT 4 SECONDS AND S 2 FT AT
6 SECONDS. PATCHY SMOKE.
THU NIGHT
NW WINDS 10 TO 15 KT. GUSTS UP TO 20 KT IN THE
EVENING. SEAS 2 TO 3 FT. WAVE DETAIL: W 2 FT AT 4 SECONDS AND S
2 FT AT 6 SECONDS.
FRI
NW WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT, BECOMING W
5 TO 10 KT IN THE AFTERNOON. SEAS 2 TO 3 FT. WAVE DETAIL: W 2 FT
AT 4 SECONDS AND S 2 FT AT 6 SECONDS.
FRI NIGHT
SW WINDS 5 TO 10 KT. SEAS AROUND 2 FT. WAVE DETAIL:
W 2 FT AT 4 SECONDS AND S 2 FT AT 7 SECONDS.
SAT
SW WINDS 5 TO 10 KT, BECOMING S 15 TO 20 KT WITH GUSTS UP
TO 25 KT IN THE AFTERNOON. SEAS 2 TO 3 FT. WAVE DETAIL: SE 3 FT
AT 7 SECONDS AND NW 1 FOOT AT 3 SECONDS. A CHANCE OF SHOWERS IN
THE AFTERNOON.
SAT NIGHT
S WINDS 15 TO 20 KT WITH GUSTS UP TO 30 KT. SEAS
AROUND 3 FT. SHOWERS. A CHANCE OF TSTMS IN THE EVENING.
SUN
W WINDS 15 TO 20 KT WITH GUSTS UP TO 30 KT. SEAS 2 TO
4 FT. SHOWERS.
SUN NIGHT THROUGH MON NIGHT
S 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.
ANZ281-161500-
OCEAN WATERS FROM PROVINCETOWN TO NANTUCKET FROM 20 TO 60 NM-
1004 PM EDT WED JUL 15 2026
OVERNIGHT
W WINDS 5 TO 10 KT. SEAS 3 TO 4 FT. WAVE DETAIL: SW
4 FT AT 7 SECONDS AND NW 2 FT AT 4 SECONDS. AREAS OF SMOKE.
THU
W WINDS 5 TO 10 KT, BECOMING SW 10 TO 15 KT WITH GUSTS UP
TO 25 KT IN THE AFTERNOON. SEAS 3 TO 4 FT. WAVE DETAIL: SW 4 FT
AT 6 SECONDS AND NW 2 FT AT 4 SECONDS. PATCHY SMOKE.
THU NIGHT
W WINDS 10 TO 15 KT WITH GUSTS UP TO 25 KT, BECOMING
NW 5 TO 10 KT AFTER MIDNIGHT. SEAS 3 TO 4 FT. WAVE DETAIL: SW
4 FT AT 6 SECONDS AND NW 1 FOOT AT 4 SECONDS.
FRI
W WINDS 5 TO 10 KT. SEAS 2 TO 3 FT. WAVE DETAIL: SW 3 FT
AT 6 SECONDS AND NW 2 FT AT 4 SECONDS.
FRI NIGHT AND SAT
S WINDS 10 TO 15 KT WITH GUSTS UP TO 25 KT.
SEAS 2 TO 3 FT. WAVE DETAIL: S 3 FT AT 6 SECONDS AND NW 1 FOOT AT
4 SECONDS.
SAT NIGHT
S WINDS 15 TO 20 KT, INCREASING TO 20 TO 25 KT AFTER
MIDNIGHT. GUSTS UP TO 30 KT. SEAS 3 TO 5 FT. WAVE DETAIL: S 5 FT
AT 7 SECONDS AND W 2 FT AT 5 SECONDS. SHOWERS. A CHANCE OF TSTMS
AFTER MIDNIGHT.
SUN
W WINDS 20 TO 25 KT WITH GUSTS UP TO 30 KT. SEAS 3 TO
5 FT. SHOWERS.
SUN NIGHT THROUGH MON NIGHT
S 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.
ANZ282-161500-
OCEAN WATERS FROM MARTHAS VINEYARD TO NANTUCKET FROM 25 TO 60 NM-
1004 PM EDT WED JUL 15 2026
OVERNIGHT
W WINDS 5 TO 10 KT. SEAS 3 TO 5 FT. WAVE DETAIL: SW
4 FT AT 7 SECONDS AND NW 1 FOOT AT 4 SECONDS. SMOKE, THEN AREAS
OF SMOKE.
THU
W WINDS 5 TO 10 KT, BECOMING SW 10 TO 15 KT WITH GUSTS UP
TO 20 KT IN THE AFTERNOON. SEAS 3 TO 4 FT. WAVE DETAIL: SW 3 FT
AT 6 SECONDS AND NW 1 FOOT AT 4 SECONDS. PATCHY SMOKE.
THU NIGHT
W WINDS AROUND 15 KT WITH GUSTS UP TO 20 KT,
BECOMING N 5 TO 10 KT AFTER MIDNIGHT. SEAS 3 TO 4 FT. WAVE
DETAIL: SW 4 FT AT 6 SECONDS AND NW 1 FOOT AT 5 SECONDS.
FRI
NW WINDS AROUND 5 KT. SEAS 2 TO 3 FT. WAVE DETAIL: SW 3 FT
AT 6 SECONDS AND NW 1 FOOT AT 4 SECONDS.
FRI NIGHT AND SAT
S WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT.
SEAS 2 TO 3 FT. WAVE DETAIL: S 3 FT AT 5 SECONDS AND NW 1 FOOT AT
4 SECONDS.
SAT NIGHT
S WINDS 15 TO 20 KT, BECOMING SW 20 TO 25 KT AFTER
MIDNIGHT. GUSTS UP TO 30 KT. SEAS 2 TO 4 FT. WAVE DETAIL: S 4 FT
AT 7 SECONDS AND NW 1 FOOT AT 4 SECONDS. A CHANCE OF SHOWERS IN
THE EVENING, THEN SHOWERS WITH A CHANCE OF TSTMS AFTER MIDNIGHT.
SUN
SW WINDS 20 TO 25 KT WITH GUSTS UP TO 30 KT. SEAS AROUND
4 FT. SHOWERS.
SUN NIGHT
W WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT. SEAS
3 TO 5 FT. A CHANCE OF SHOWERS.
MON AND MON NIGHT
NE WINDS 5 TO 10 KT, BECOMING S. SEAS 4 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.
ANZ283-161500-
OCEAN WATERS FROM MONTAUK NY TO MARTHAS VINEYARD FROM 25 TO 60 NM-
1004 PM EDT WED JUL 15 2026
OVERNIGHT
W WINDS 5 TO 10 KT. SEAS 3 TO 4 FT. WAVE DETAIL: W
4 FT AT 5 SECONDS AND SE 1 FOOT AT 9 SECONDS. AREAS OF SMOKE. A
SLIGHT CHANCE OF SHOWERS.
THU
W WINDS 5 TO 10 KT, BECOMING SW 10 TO 15 KT WITH GUSTS UP
TO 20 KT IN THE AFTERNOON. SEAS AROUND 3 FT. WAVE DETAIL: SW 3 FT
AT 6 SECONDS AND NW 1 FOOT AT 3 SECONDS. PATCHY SMOKE.
THU NIGHT
W WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT, BECOMING
N 5 TO 10 KT AFTER MIDNIGHT. SEAS 2 TO 3 FT. WAVE DETAIL: W 3 FT
AT 5 SECONDS AND SE 1 FOOT AT 9 SECONDS.
FRI
N WINDS 5 TO 10 KT, BECOMING W IN THE AFTERNOON. SEAS 2 TO
3 FT. WAVE DETAIL: SW 3 FT AT 6 SECONDS AND NW 1 FOOT AT
3 SECONDS.
FRI NIGHT
SW WINDS AROUND 10 KT. SEAS AROUND 2 FT. WAVE
DETAIL: SW 2 FT AT 5 SECONDS AND SE 1 FOOT AT 9 SECONDS.
SAT
SW WINDS 5 TO 10 KT, BECOMING S 10 TO 15 KT WITH GUSTS UP
TO 25 KT IN THE AFTERNOON. SEAS 2 TO 3 FT. WAVE DETAIL: S 3 FT AT
5 SECONDS AND NW 1 FOOT AT 3 SECONDS. A CHANCE OF SHOWERS IN THE
AFTERNOON.
SAT NIGHT
SW WINDS 20 TO 25 KT WITH GUSTS UP TO 30 KT. SEAS
3 TO 4 FT. A CHANCE OF SHOWERS AND TSTMS IN THE EVENING, THEN
SHOWERS AFTER MIDNIGHT.
SUN
W WINDS 20 TO 25 KT WITH GUSTS UP TO 30 KT. SEAS 3 TO
4 FT. SHOWERS.
SUN NIGHT THROUGH MON NIGHT
S 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.
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