928
FZUS51 KBOX 300205
CWFBOX
COASTAL WATERS FORECAST FOR MASSACHUSETTS AND RHODE ISLAND
NATIONAL WEATHER SERVICE BOSTON/NORTON MA
1005 PM EDT MON JUN 29 2026
COASTAL WATERS FROM THE MERRIMACK RIVER MA TO WATCH HILL RI OUT
TO 60 NM
ANZ200-301500-
1005 PM EDT MON JUN 29 2026
SYNOPSIS FOR MASSACHUSETTS AND RHODE ISLAND COASTAL WATERS
RELATIVELY LIGHT WINDS AND SEAS THROUGH TUE MORNING. AREAS OF FOG
COULD RESULT IN VISIBILITY LESS THAN 1 MILE AT TIMES, ESPECIALLY
ACROSS THE SRN WATERS. SHOWERS COULD PASS ACROSS THE ERN WATERS TUE
NIGHT INTO WED. INCREASING SW WINDS MID WEEK COULD RESULT IN SOME
GUSTY WINDS BY WED THAN CONTINUE INTO THU.
ANZ250-301500-
COASTAL WATERS EAST OF IPSWICH BAY AND THE STELLWAGEN BANK
NATIONAL MARINE SANCTUARY-
1005 PM EDT MON JUN 29 2026
OVERNIGHT
S WINDS AROUND 5 KT. SEAS AROUND 2 FT. WAVE DETAIL:
SE 2 FT AT 10 SECONDS AND N 1 FOOT AT 3 SECONDS. PATCHY FOG. VSBY
1 NM OR LESS.
TUE
S WINDS 5 TO 10 KT, INCREASING TO 10 TO 15 KT WITH GUSTS
UP TO 25 KT IN THE AFTERNOON. SEAS 2 TO 3 FT. WAVE DETAIL: S 3 FT
AT 4 SECONDS AND SE 2 FT AT 10 SECONDS. PATCHY FOG IN THE MORNING
WITH VSBY 1 NM OR LESS.
TUE NIGHT
SW WINDS AROUND 15 KT WITH GUSTS UP TO 25 KT. SEAS
AROUND 3 FT. WAVE DETAIL: SW 3 FT AT 4 SECONDS AND E 1 FOOT AT
4 SECONDS. A CHANCE OF SHOWERS AFTER MIDNIGHT.
WED
SW 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: SW
3 FT AT 5 SECONDS AND SE 1 FOOT AT 5 SECONDS.
WED NIGHT AND THU
SW WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT.
SEAS 2 TO 3 FT. WAVE DETAIL: SW 3 FT AT 5 SECONDS AND SE 1 FOOT
AT 10 SECONDS.
THU NIGHT
SW WINDS 10 TO 15 KT. GUSTS UP TO 20 KT IN THE
EVENING. SEAS 2 TO 3 FT. WAVE DETAIL: SW 2 FT AT 4 SECONDS AND SE
1 FOOT AT 3 SECONDS.
FRI AND FRI NIGHT
W WINDS 5 TO 10 KT. SEAS AROUND 2 FT.
SAT AND SAT NIGHT
SW 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.
ANZ251-301500-
MASSACHUSETTS BAY AND IPSWICH BAY-
1005 PM EDT MON JUN 29 2026
OVERNIGHT
SW WINDS AROUND 5 KT. SEAS 1 FOOT OR LESS, THEN
AROUND 2 FT. WAVE DETAIL: N 1 FOOT AT 3 SECONDS AND SE 1 FOOT AT
5 SECONDS, BECOMING N 1 FOOT AT 3 SECONDS AND SE 1 FOOT AT
4 SECONDS. PATCHY FOG. VSBY 1 NM OR LESS.
TUE
S 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: SE
2 FT AT 4 SECONDS AND N 1 FOOT AT 3 SECONDS.
TUE NIGHT
SW WINDS AROUND 15 KT WITH GUSTS UP TO 20 KT. SEAS
2 TO 3 FT. WAVE DETAIL: SW 3 FT AT 4 SECONDS AND E 1 FOOT AT
4 SECONDS. A CHANCE OF SHOWERS AFTER MIDNIGHT.
WED
SW WINDS 10 TO 15 KT WITH GUSTS UP TO 25 KT. SEAS 2 TO
3 FT. WAVE DETAIL: SW 2 FT AT 4 SECONDS AND SE 1 FOOT AT
5 SECONDS.
WED NIGHT AND THU
SW WINDS 10 TO 15 KT WITH GUSTS UP TO 25 KT.
SEAS 2 TO 3 FT. WAVE DETAIL: SW 2 FT AT 4 SECONDS AND E 1 FOOT AT
10 SECONDS.
THU NIGHT
SW WINDS 5 TO 10 KT. GUSTS UP TO 20 KT IN THE
EVENING. SEAS AROUND 2 FT IN THE EVENING, THEN 1 FOOT OR LESS.
WAVE DETAIL: SE 1 FOOT AT 3 SECONDS AND SW 1 FOOT AT 3 SECONDS,
BECOMING SW 1 FOOT AT 3 SECONDS AND E 1 FOOT AT 10 SECONDS.
FRI AND FRI NIGHT
W WINDS 5 TO 10 KT. SEAS 1 FOOT OR LESS.
SAT AND SAT NIGHT
S WINDS 5 TO 10 KT, BECOMING W. SEAS 1 FOOT
OR LESS. 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.
ANZ231-301500-
CAPE COD BAY-
1005 PM EDT MON JUN 29 2026
OVERNIGHT
S WINDS AROUND 5 KT. SEAS 1 FOOT OR LESS. WAVE
DETAIL: N 1 FOOT AT 3 SECONDS AND S 1 FOOT AT 6 SECONDS. PATCHY
FOG WITH VSBY 1 NM OR LESS.
TUE
SW WINDS 5 TO 10 KT, BECOMING S 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 3 SECONDS AND S 1 FOOT AT
8 SECONDS, BECOMING S 1 FOOT AT 2 SECONDS AND NE 1 FOOT AT
3 SECONDS. PATCHY FOG IN THE MORNING WITH VSBY 1 NM OR LESS.
TUE NIGHT
SW WINDS 10 TO 15 KT WITH GUSTS UP TO 25 KT. SEAS
2 TO 4 FT. WAVE DETAIL: SW 2 FT AT 3 SECONDS AND E 1 FOOT AT
4 SECONDS. A CHANCE OF SHOWERS AFTER MIDNIGHT.
WED
SW WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT. SEAS 3 TO
4 FT. WAVE DETAIL: SW 2 FT AT 4 SECONDS AND E 1 FOOT AT
5 SECONDS.
WED NIGHT THROUGH THU NIGHT
SW WINDS 15 TO 20 KT WITH GUSTS UP
TO 25 KT. SEAS 2 TO 4 FT. WAVE DETAIL: SW 3 FT AT 4 SECONDS AND
SE 1 FOOT AT 10 SECONDS.
FRI AND FRI NIGHT
W WINDS 5 TO 10 KT. SEAS 1 FOOT OR LESS.
WAVE DETAIL: SW 1 FOOT AT 3 SECONDS AND SE 1 FOOT AT 5 SECONDS.
SAT
SW WINDS 5 TO 10 KT. SEAS 1 FOOT OR LESS. A CHANCE OF
SHOWERS.
SAT NIGHT
W WINDS 5 TO 10 KT. SEAS 1 FOOT OR LESS. 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.
ANZ254-301500-
COASTAL WATERS FROM PROVINCETOWN MA TO CHATHAM MA TO NANTUCKET MA
OUT 20 NM-
1005 PM EDT MON JUN 29 2026
OVERNIGHT
S WINDS AROUND 5 KT. SEAS AROUND 2 FT. WAVE DETAIL:
S 2 FT AT 6 SECONDS AND SE 2 FT AT 10 SECONDS. PATCHY FOG. VSBY
1 NM OR LESS.
TUE
S 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: S 2 FT
AT 4 SECONDS AND SE 2 FT AT 10 SECONDS. PATCHY FOG IN THE MORNING
WITH VSBY 1 NM OR LESS.
TUE NIGHT
SW WINDS 10 TO 15 KT, INCREASING TO 15 TO 20 KT
AFTER MIDNIGHT. GUSTS UP TO 25 KT. SEAS 2 TO 3 FT. WAVE DETAIL:
SW 3 FT AT 4 SECONDS AND SE 2 FT AT 10 SECONDS. PATCHY FOG. VSBY
1 TO 3 NM, DECREASING TO 1 NM OR LESS AFTER MIDNIGHT.
WED
SW WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT. SEAS 3 TO
5 FT. WAVE DETAIL: SW 5 FT AT 5 SECONDS AND E 1 FOOT AT
3 SECONDS.
WED NIGHT AND THU
SW WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT.
SEAS 3 TO 5 FT. WAVE DETAIL: SW 5 FT AT 6 SECONDS AND SE 1 FOOT
AT 10 SECONDS. A CHANCE OF SHOWERS.
THU NIGHT
SW WINDS 15 TO 20 KT, DIMINISHING TO 10 TO 15 KT
AFTER MIDNIGHT. GUSTS UP TO 25 KT. SEAS 2 TO 4 FT. WAVE DETAIL:
SW 4 FT AT 5 SECONDS AND SE 1 FOOT AT 3 SECONDS.
FRI THROUGH SAT NIGHT
SW WINDS 10 TO 15 KT. SEAS 2 TO 3 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.
ANZ255-301500-
COASTAL WATERS EXTENDING OUT TO 25 NM SOUTH OF MARTHAS VINEYARD
AND NANTUCKET-
1005 PM EDT MON JUN 29 2026
OVERNIGHT
S WINDS AROUND 5 KT. SEAS AROUND 2 FT. WAVE DETAIL:
S 2 FT AT 6 SECONDS AND SE 2 FT AT 10 SECONDS. PATCHY FOG WITH
VSBY 1 NM OR LESS.
TUE
S 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: S 2 FT
AT 6 SECONDS AND SE 2 FT AT 10 SECONDS. PATCHY FOG. VSBY 1 NM OR
LESS.
TUE NIGHT
SW 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:
SW 4 FT AT 5 SECONDS AND SE 2 FT AT 10 SECONDS. PATCHY FOG. VSBY
1 NM OR LESS.
WED
SW WINDS AROUND 20 KT WITH GUSTS UP TO 25 KT. SEAS 3 TO
5 FT. WAVE DETAIL: W 5 FT AT 6 SECONDS AND E 1 FOOT AT 4 SECONDS.
WED NIGHT AND THU
SW WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT.
SEAS 4 TO 5 FT. WAVE DETAIL: W 5 FT AT 6 SECONDS AND SE 1 FOOT AT
10 SECONDS. A CHANCE OF SHOWERS THROUGH THE DAY.
THU NIGHT
SW WINDS 15 TO 20 KT, BECOMING W 10 TO 15 KT AFTER
MIDNIGHT. GUSTS UP TO 25 KT. SEAS 3 TO 5 FT. WAVE DETAIL: W 5 FT
AT 5 SECONDS AND SE 1 FOOT AT 3 SECONDS.
FRI THROUGH SAT
W WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT.
SEAS 2 TO 3 FT.
SAT NIGHT
W WINDS 10 TO 15 KT. SEAS 2 TO 3 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.
ANZ256-301500-
COASTAL WATERS FROM MONTAUK NY TO MARTHAS VINEYARD EXTENDING OUT
TO 20 NM SOUTH OF BLOCK ISLAND-
1005 PM EDT MON JUN 29 2026
OVERNIGHT
S WINDS AROUND 5 KT. SEAS AROUND 2 FT. WAVE DETAIL:
SE 2 FT AT 10 SECONDS AND NW 1 FOOT AT 2 SECONDS. PATCHY FOG.
VSBY 1 NM OR LESS.
TUE
SW WINDS 5 TO 10 KT, BECOMING S 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 SE 2 FT AT 10 SECONDS. PATCHY FOG. VSBY 1 NM OR
LESS.
TUE NIGHT
SW WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT. SEAS
3 TO 4 FT. WAVE DETAIL: SW 4 FT AT 5 SECONDS AND SE 2 FT AT
10 SECONDS. PATCHY FOG IN THE EVENING WITH VSBY 1 TO 3 NM.
WED
SW WINDS AROUND 20 KT WITH GUSTS UP TO 25 KT. SEAS 4 TO
5 FT. WAVE DETAIL: SW 5 FT AT 5 SECONDS AND SE 2 FT AT
10 SECONDS.
WED NIGHT THROUGH THU NIGHT
W WINDS 15 TO 20 KT WITH GUSTS UP
TO 25 KT. SEAS 3 TO 5 FT. WAVE DETAIL: SW 5 FT AT 5 SECONDS AND
SE 1 FOOT AT 10 SECONDS.
FRI AND FRI NIGHT
W WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT.
SEAS 2 TO 4 FT. WAVE DETAIL: SW 3 FT AT 5 SECONDS AND SE 1 FOOT
AT 9 SECONDS.
SAT AND SAT NIGHT
W WINDS 10 TO 15 KT. GUSTS UP TO 20 KT. SEAS
2 TO 3 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.
ANZ232-301500-
NANTUCKET SOUND-
1005 PM EDT MON JUN 29 2026
OVERNIGHT
S WINDS AROUND 5 KT. SEAS AROUND 2 FT, THEN 1 FOOT
OR LESS. WAVE DETAIL: N 1 FOOT AT 3 SECONDS AND S 1 FOOT AT
6 SECONDS, BECOMING NE 1 FOOT AT 2 SECONDS AND NW 1 FOOT AT
5 SECONDS. PATCHY FOG. VSBY 1 NM OR LESS.
TUE
SW WINDS 5 TO 10 KT, BECOMING S 10 TO 15 KT WITH GUSTS UP
TO 20 KT IN THE AFTERNOON. SEAS AROUND 2 FT. WAVE DETAIL: S 2 FT
AT 3 SECONDS AND N 1 FOOT AT 4 SECONDS. PATCHY FOG IN THE MORNING
WITH VSBY 1 NM OR LESS.
TUE NIGHT
SW WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT. SEAS
2 TO 3 FT. WAVE DETAIL: SW 3 FT AT 4 SECONDS AND E 1 FOOT AT
3 SECONDS.
WED
SW WINDS AROUND 20 KT WITH GUSTS UP TO 25 KT. SEAS 3 TO
4 FT. WAVE DETAIL: SW 4 FT AT 4 SECONDS AND E 1 FOOT AT
4 SECONDS.
WED NIGHT
SW WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT. SEAS
2 TO 4 FT. WAVE DETAIL: SW 3 FT AT 4 SECONDS AND SE 1 FOOT AT
10 SECONDS. A CHANCE OF SHOWERS AFTER MIDNIGHT.
THU AND THU NIGHT
W WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT.
SEAS 2 TO 3 FT. WAVE DETAIL: SW 3 FT AT 5 SECONDS AND SE 1 FOOT
AT 10 SECONDS.
FRI THROUGH SAT NIGHT
W WINDS 10 TO 15 KT WITH GUSTS UP TO
20 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.
ANZ233-301500-
VINEYARD SOUND-
1005 PM EDT MON JUN 29 2026
OVERNIGHT
SW WINDS AROUND 5 KT. SEAS AROUND 2 FT. WAVE DETAIL:
E 1 FOOT AT 2 SECONDS AND NW 1 FOOT AT 2 SECONDS. PATCHY FOG.
VSBY 1 NM OR LESS.
TUE
SW 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: SW
2 FT AT 4 SECONDS AND NE 1 FOOT AT 4 SECONDS. PATCHY FOG IN THE
MORNING WITH VSBY 1 NM OR LESS.
TUE NIGHT
SW 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:
SW 4 FT AT 5 SECONDS AND E 1 FOOT AT 4 SECONDS.
WED
SW WINDS AROUND 20 KT WITH GUSTS UP TO 25 KT. SEAS 3 TO
4 FT. WAVE DETAIL: SW 4 FT AT 5 SECONDS AND E 1 FOOT AT
5 SECONDS.
WED NIGHT THROUGH THU NIGHT
W WINDS 15 TO 20 KT WITH GUSTS UP
TO 25 KT. SEAS 2 TO 4 FT. WAVE DETAIL: SW 4 FT AT 6 SECONDS AND
SE 1 FOOT AT 10 SECONDS.
FRI THROUGH SAT NIGHT
W 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 W
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.
ANZ234-301500-
BUZZARDS BAY-
1005 PM EDT MON JUN 29 2026
OVERNIGHT
SW WINDS AROUND 5 KT. SEAS 1 FOOT OR LESS. WAVE
DETAIL: E 1 FOOT AT 2 SECONDS AND S 1 FOOT AT 6 SECONDS. PATCHY
FOG. VSBY 1 NM OR LESS.
TUE
SW 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 4 SECONDS. PATCHY FOG. VSBY 1 NM OR
LESS, INCREASING TO 1 TO 3 NM IN THE AFTERNOON.
TUE NIGHT
SW 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:
SW 3 FT AT 4 SECONDS AND E 1 FOOT AT 4 SECONDS.
WED
SW WINDS 15 TO 20 KT WITH GUSTS UP TO 30 KT. SEAS 3 TO
4 FT. WAVE DETAIL: SW 4 FT AT 4 SECONDS AND E 1 FOOT AT
5 SECONDS.
WED NIGHT THROUGH THU NIGHT
W WINDS 15 TO 20 KT WITH GUSTS UP
TO 30 KT. SEAS 2 TO 4 FT. WAVE DETAIL: SW 4 FT AT 5 SECONDS AND
SE 1 FOOT AT 10 SECONDS.
FRI AND FRI NIGHT
W WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT.
SEAS 2 TO 3 FT. WAVE DETAIL: S 2 FT AT 5 SECONDS AND SE 1 FOOT AT
8 SECONDS.
SAT
SW WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT. SEAS AROUND
2 FT. A CHANCE OF SHOWERS.
SAT NIGHT
W 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.
ANZ235-301500-
RHODE ISLAND SOUND-
1005 PM EDT MON JUN 29 2026
OVERNIGHT
SW WINDS AROUND 5 KT. SEAS AROUND 2 FT. WAVE DETAIL:
S 2 FT AT 6 SECONDS AND NW 1 FOOT AT 2 SECONDS. PATCHY FOG. VSBY
1 NM OR LESS.
TUE
SW WINDS 5 TO 10 KT, BECOMING S 10 TO 15 KT WITH GUSTS UP
TO 20 KT IN THE AFTERNOON. SEAS 2 TO 3 FT. WAVE DETAIL: SW 3 FT
AT 4 SECONDS AND E 1 FOOT AT 4 SECONDS. PATCHY FOG. VSBY 1 NM OR
LESS.
TUE NIGHT
SW WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT. SEAS
2 TO 4 FT. WAVE DETAIL: SW 4 FT AT 5 SECONDS AND E 2 FT AT
5 SECONDS. PATCHY FOG IN THE EVENING WITH VSBY 1 TO 3 NM.
WED
SW WINDS AROUND 20 KT WITH GUSTS UP TO 25 KT. SEAS 3 TO
5 FT. WAVE DETAIL: SW 5 FT AT 5 SECONDS AND E 1 FOOT AT
5 SECONDS.
WED NIGHT AND THU
SW WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT.
SEAS 3 TO 5 FT. WAVE DETAIL: SW 5 FT AT 5 SECONDS AND SE 1 FOOT
AT 10 SECONDS.
THU NIGHT
SW WINDS 15 TO 20 KT, BECOMING W 10 TO 15 KT AFTER
MIDNIGHT. GUSTS UP TO 25 KT. SEAS 2 TO 4 FT. WAVE DETAIL: W 4 FT
AT 5 SECONDS AND SE 1 FOOT AT 3 SECONDS.
FRI THROUGH SAT NIGHT
W WINDS 15 TO 20 KT. SEAS 2 TO 3 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.
ANZ237-301500-
BLOCK ISLAND SOUND-
1005 PM EDT MON JUN 29 2026
OVERNIGHT
SW WINDS AROUND 5 KT. SEAS AROUND 2 FT. WAVE DETAIL:
SE 2 FT AT 10 SECONDS AND SE 1 FOOT AT 5 SECONDS. PATCHY FOG.
VSBY 1 NM OR LESS.
TUE
SW WINDS 5 TO 10 KT, BECOMING S 10 TO 15 KT WITH GUSTS UP
TO 20 KT IN THE AFTERNOON. SEAS 2 TO 3 FT. WAVE DETAIL: SW 2 FT
AT 4 SECONDS AND SE 2 FT AT 10 SECONDS. PATCHY FOG IN THE MORNING
WITH VSBY 1 NM OR LESS.
TUE NIGHT
SW WINDS 10 TO 15 KT WITH GUSTS UP TO 25 KT. SEAS
2 TO 4 FT. WAVE DETAIL: S 3 FT AT 5 SECONDS AND SE 1 FOOT AT
9 SECONDS.
WED
SW WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT. SEAS 2 TO
4 FT. WAVE DETAIL: SW 4 FT AT 5 SECONDS AND E 1 FOOT AT
4 SECONDS.
WED NIGHT THROUGH THU NIGHT
W WINDS 15 TO 20 KT WITH GUSTS UP
TO 25 KT. SEAS 2 TO 4 FT. WAVE DETAIL: SW 4 FT AT 5 SECONDS AND
SE 1 FOOT AT 10 SECONDS.
FRI AND FRI NIGHT
W WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT.
SEAS 2 TO 3 FT. WAVE DETAIL: W 2 FT AT 3 SECONDS AND S 2 FT AT
6 SECONDS.
SAT AND SAT NIGHT
W WINDS 10 TO 15 KT, DIMINISHING TO 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.
ANZ230-301500-
BOSTON HARBOR-
1005 PM EDT MON JUN 29 2026
OVERNIGHT
S WINDS AROUND 5 KT. WAVES 1 FOOT OR LESS.
TUE
S WINDS AROUND 5 KT, INCREASING TO 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.
TUE NIGHT
SW WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT. WAVES
AROUND 2 FT. A CHANCE OF SHOWERS AFTER MIDNIGHT.
WED
SW WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT. WAVES AROUND
2 FT.
WED NIGHT THROUGH THU NIGHT
W WINDS 10 TO 15 KT WITH GUSTS UP
TO 20 KT. WAVES AROUND 2 FT.
FRI AND FRI NIGHT
W WINDS 5 TO 10 KT. WAVES 1 FOOT OR LESS.
SAT AND SAT NIGHT
SW WINDS 5 TO 10 KT. WAVES 1 FOOT OR LESS. A
CHANCE OF SHOWERS AND TSTMS.
WINDS AND WAVES HIGHER IN AND NEAR TSTMS.
SEAS ARE REPORTED AS SIGNIFICANT WAVE HEIGHT, WHICH IS THE
AVERAGE OF THE HIGHEST THIRD OF THE WAVES. INDIVIDUAL WAVE
HEIGHTS MAY BE MORE THAN TWICE THE SIGNIFICANT WAVE HEIGHT.
ANZ236-301500-
NARRAGANSETT BAY-
1005 PM EDT MON JUN 29 2026
OVERNIGHT
SW WINDS AROUND 5 KT. WAVES AROUND 2 FT, THEN 1 FOOT
OR LESS. PATCHY FOG. VSBY 1 NM OR LESS.
TUE
S WINDS 5 TO 10 KT, INCREASING TO 10 TO 15 KT WITH GUSTS
UP TO 20 KT IN THE AFTERNOON. WAVES AROUND 2 FT. PATCHY FOG IN
THE MORNING WITH VSBY 1 NM OR LESS.
TUE NIGHT
SW WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT. WAVES
2 TO 3 FT.
WED
SW WINDS 10 TO 15 KT, INCREASING TO 15 TO 20 KT IN THE
AFTERNOON. GUSTS UP TO 25 KT. WAVES 2 TO 3 FT.
WED NIGHT THROUGH THU NIGHT
W WINDS 15 TO 20 KT WITH GUSTS UP
TO 25 KT. WAVES 2 TO 3 FT.
FRI AND FRI NIGHT
W WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT,
DIMINISHING TO 5 TO 10 KT. WAVES AROUND 2 FT.
SAT AND SAT NIGHT
W WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT,
DIMINISHING TO 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.
ANZ280-301500-
OCEAN WATERS FROM THE MERRIMACK RIVER TO PLYMOUTH FROM 40 TO
60 NM-
1005 PM EDT MON JUN 29 2026
OVERNIGHT
SW WINDS 5 TO 10 KT. SEAS 2 TO 3 FT. WAVE DETAIL: S
2 FT AT 6 SECONDS AND SE 2 FT AT 10 SECONDS. PATCHY FOG. VSBY
1 NM OR LESS.
TUE
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: SW 3 FT
AT 3 SECONDS AND SE 2 FT AT 10 SECONDS. PATCHY FOG. VSBY 1 NM OR
LESS.
TUE NIGHT
SW WINDS 15 TO 20 KT WITH GUSTS UP TO 30 KT. SEAS
3 TO 4 FT. WAVE DETAIL: SW 4 FT AT 5 SECONDS AND SE 2 FT AT
10 SECONDS. A CHANCE OF SHOWERS AFTER MIDNIGHT.
WED
SW WINDS 15 TO 20 KT WITH GUSTS UP TO 30 KT. SEAS 3 TO
4 FT. WAVE DETAIL: SW 4 FT AT 6 SECONDS AND SE 1 FOOT AT
10 SECONDS.
WED NIGHT
SW WINDS 15 TO 20 KT WITH GUSTS UP TO 30 KT. SEAS
3 TO 4 FT. WAVE DETAIL: SW 4 FT AT 5 SECONDS AND SE 1 FOOT AT
10 SECONDS. A CHANCE OF SHOWERS.
THU
SW WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT. SEAS 2 TO
4 FT. WAVE DETAIL: SW 4 FT AT 6 SECONDS AND SE 1 FOOT AT
10 SECONDS. A CHANCE OF SHOWERS IN THE MORNING.
THU NIGHT
SW WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT. SEAS
2 TO 3 FT.
FRI AND FRI NIGHT
W WINDS 5 TO 10 KT. SEAS 2 TO 3 FT.
SAT AND SAT NIGHT
SW WINDS 5 TO 10 KT. SEAS 2 TO 3 FT. A
CHANCE OF SHOWERS.
SEAS ARE REPORTED AS SIGNIFICANT WAVE HEIGHT, WHICH IS THE
AVERAGE OF THE HIGHEST THIRD OF THE WAVES. INDIVIDUAL WAVE
HEIGHTS MAY BE MORE THAN TWICE THE SIGNIFICANT WAVE HEIGHT.
ANZ281-301500-
OCEAN WATERS FROM PROVINCETOWN TO NANTUCKET FROM 20 TO 60 NM-
1005 PM EDT MON JUN 29 2026
OVERNIGHT
SE WINDS AROUND 5 KT, BECOMING SW. SEAS AROUND 2 FT.
WAVE DETAIL: S 2 FT AT 6 SECONDS AND SE 2 FT AT 10 SECONDS.
PATCHY FOG. VSBY 1 NM OR LESS.
TUE
S 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: S 2 FT
AT 6 SECONDS AND SE 2 FT AT 10 SECONDS. PATCHY DENSE FOG IN THE
MORNING. PATCHY FOG IN THE AFTERNOON. VSBY 1 NM OR LESS.
TUE NIGHT
SW WINDS 10 TO 15 KT, INCREASING TO 15 TO 20 KT
AFTER MIDNIGHT. GUSTS UP TO 30 KT. SEAS 2 TO 4 FT. WAVE DETAIL:
SW 4 FT AT 4 SECONDS AND SE 2 FT AT 10 SECONDS. PATCHY FOG. VSBY
1 NM OR LESS.
WED
SW WINDS 15 TO 20 KT WITH GUSTS UP TO 30 KT. SEAS 3 TO
5 FT. WAVE DETAIL: SW 5 FT AT 5 SECONDS AND SE 2 FT AT
10 SECONDS. A CHANCE OF SHOWERS. PATCHY FOG IN THE MORNING WITH
VSBY 1 TO 3 NM.
WED NIGHT AND THU
SW WINDS 15 TO 20 KT WITH GUSTS UP TO 30 KT.
SEAS 3 TO 5 FT. WAVE DETAIL: W 5 FT AT 6 SECONDS AND SE 1 FOOT AT
10 SECONDS. A CHANCE OF SHOWERS.
THU NIGHT
SW WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT. SEAS
3 TO 5 FT. WAVE DETAIL: W 5 FT AT 6 SECONDS AND SE 1 FOOT AT
3 SECONDS.
FRI THROUGH SAT
W WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT.
SEAS 2 TO 4 FT.
SAT NIGHT
SW WINDS 5 TO 10 KT. SEAS 2 TO 3 FT. A CHANCE OF
SHOWERS.
SEAS ARE REPORTED AS SIGNIFICANT WAVE HEIGHT, WHICH IS THE
AVERAGE OF THE HIGHEST THIRD OF THE WAVES. INDIVIDUAL WAVE
HEIGHTS MAY BE MORE THAN TWICE THE SIGNIFICANT WAVE HEIGHT.
ANZ282-301500-
OCEAN WATERS FROM MARTHAS VINEYARD TO NANTUCKET FROM 25 TO 60 NM-
1005 PM EDT MON JUN 29 2026
OVERNIGHT
E WINDS AROUND 5 KT. SEAS AROUND 2 FT. WAVE DETAIL:
S 2 FT AT 6 SECONDS AND SE 2 FT AT 10 SECONDS. PATCHY FOG. VSBY
1 NM OR LESS.
TUE
SE WINDS AROUND 5 KT, BECOMING S IN THE AFTERNOON. SEAS
AROUND 2 FT. WAVE DETAIL: SE 2 FT AT 10 SECONDS AND NE 1 FOOT AT
3 SECONDS. PATCHY DENSE FOG IN THE MORNING. PATCHY FOG IN THE
AFTERNOON. VSBY 1 NM OR LESS.
TUE NIGHT
SW WINDS 5 TO 10 KT, INCREASING TO 10 TO 15 KT WITH
GUSTS UP TO 20 KT AFTER MIDNIGHT. SEAS 2 TO 4 FT. WAVE DETAIL: SW
3 FT AT 4 SECONDS AND SE 2 FT AT 10 SECONDS. PATCHY FOG. VSBY
1 NM OR LESS.
WED
SW WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT. SEAS 3 TO
5 FT. WAVE DETAIL: SW 5 FT AT 6 SECONDS AND SE 2 FT AT
10 SECONDS. PATCHY FOG IN THE MORNING WITH VSBY 1 TO 3 NM.
WED NIGHT AND THU
SW WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT.
SEAS AROUND 5 FT. WAVE DETAIL: W 5 FT AT 7 SECONDS AND SE 1 FOOT
AT 10 SECONDS. A CHANCE OF SHOWERS THROUGH THE DAY.
THU NIGHT
SW WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT. SEAS
4 TO 5 FT. WAVE DETAIL: W 5 FT AT 6 SECONDS AND SE 1 FOOT AT
3 SECONDS.
FRI
W WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT. SEAS 3 TO
4 FT.
FRI NIGHT
W WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT. SEAS
AROUND 3 FT. A CHANCE OF SHOWERS.
SAT
W WINDS 5 TO 10 KT. SEAS 2 TO 3 FT.
SAT NIGHT
SW WINDS AROUND 10 KT. SEAS 2 TO 3 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.
ANZ283-301500-
OCEAN WATERS FROM MONTAUK NY TO MARTHAS VINEYARD FROM 25 TO 60 NM-
1005 PM EDT MON JUN 29 2026
OVERNIGHT
SE WINDS AROUND 5 KT. SEAS AROUND 2 FT. WAVE DETAIL:
SE 2 FT AT 5 SECONDS AND SE 2 FT AT 10 SECONDS. PATCHY FOG WITH
VSBY 1 NM OR LESS.
TUE
S WINDS 5 TO 10 KT. SEAS 2 TO 3 FT. WAVE DETAIL: S 2 FT AT
6 SECONDS AND SE 2 FT AT 10 SECONDS. PATCHY FOG. VSBY 1 NM OR
LESS.
TUE NIGHT
SW WINDS 10 TO 15 KT WITH GUSTS UP TO 25 KT. SEAS
2 TO 3 FT, BUILDING TO 3 TO 5 FT AFTER MIDNIGHT. WAVE DETAIL: SW
3 FT AT 4 SECONDS AND SE 2 FT AT 10 SECONDS, BECOMING SW 4 FT AT
5 SECONDS AND SE 2 FT AT 10 SECONDS. PATCHY FOG IN THE EVENING
WITH VSBY 1 NM OR LESS.
WED
SW WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT. SEAS 4 TO
5 FT. WAVE DETAIL: SW 5 FT AT 6 SECONDS AND SE 2 FT AT
10 SECONDS.
WED NIGHT AND THU
SW WINDS 15 TO 20 KT WITH GUSTS UP TO 30 KT.
SEAS 4 TO 5 FT. WAVE DETAIL: SW 5 FT AT 7 SECONDS AND S 3 FT AT
4 SECONDS. A CHANCE OF SHOWERS THROUGH THE DAY.
THU NIGHT
SW WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT. SEAS
3 TO 5 FT. WAVE DETAIL: W 5 FT AT 6 SECONDS AND SE 1 FOOT AT
3 SECONDS.
FRI AND FRI NIGHT
W WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT.
SEAS 2 TO 4 FT.
SAT AND SAT NIGHT
W WINDS 10 TO 15 KT. SEAS 2 TO 3 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.
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