605
FZUS51 KBOX 280203
CWFBOX
COASTAL WATERS FORECAST FOR MASSACHUSETTS AND RHODE ISLAND
NATIONAL WEATHER SERVICE BOSTON/NORTON MA
1003 PM EDT SUN SEP 27 2026
COASTAL WATERS FROM THE MERRIMACK RIVER MA TO WATCH HILL RI OUT
TO 60 NM
ANZ200-281500-
1003 PM EDT SUN SEP 27 2026
SYNOPSIS FOR MASSACHUSETTS AND RHODE ISLAND COASTAL WATERS
A SLOW MOVING NOR'EASTER WILL CONTINUE TO BRING DANGEROUS CONDITIONS
FOR MARINERS THROUGH MONDAY. NORTHEAST WINDS GRADUALLY DIMINISHES TO
GALE FORCE THIS EVENING ACROSS THE NORTHEAST WATERS, SOUTHERN WATERS
HAVE FALLEN BELOW GALE FORCE, GUSTS 25-30 KTS. IMPROVEMENTS TO WINDS
AND SEAS BY MONDAY AS THE NOR'EASTER FINALLY LOSES ITS GRIP ON OUR
REGION AND EXITS TO THE GULF OF MAINE MONDAY NIGHT. HIGH PRESSURE
BUILDS IN FROM THE NORTHWEST STARTING TUESDAY.
ANZ250-281500-
COASTAL WATERS EAST OF IPSWICH BAY AND THE STELLWAGEN BANK
NATIONAL MARINE SANCTUARY-
1003 PM EDT SUN SEP 27 2026
..SMALL CRAFT ADVISORY IN EFFECT THROUGH MONDAY EVENING
OVERNIGHT
NE WINDS 20 TO 25 KT WITH GUSTS UP TO 30 KT. SEAS
7 TO 9 FT. WAVE DETAIL: E 9 FT AT 9 SECONDS. PATCHY FOG. SHOWERS.
A SLIGHT CHANCE OF TSTMS, THEN A CHANCE OF TSTMS. SOME TSTMS MAY
PRODUCE HEAVY RAINFALL. VSBY 1 NM OR LESS.
MON
NE WINDS 20 TO 25 KT, DIMINISHING TO 15 TO 20 KT IN THE
AFTERNOON. GUSTS UP TO 30 KT. SEAS 6 TO 9 FT. WAVE DETAIL: E 9 FT
AT 9 SECONDS AND SE 2 FT AT 7 SECONDS. PATCHY FOG. SHOWERS. VSBY
1 NM OR LESS, INCREASING TO 1 TO 3 NM IN THE AFTERNOON.
MON NIGHT
NE WINDS 10 TO 15 KT WITH GUSTS UP TO 25 KT. SEAS
5 TO 7 FT. WAVE DETAIL: NE 7 FT AT 8 SECONDS AND SE 2 FT AT
7 SECONDS. PATCHY FOG. SHOWERS. VSBY 1 NM OR LESS.
TUE
N WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT. SEAS 4 TO
5 FT. WAVE DETAIL: NE 5 FT AT 9 SECONDS AND S 2 FT AT 7 SECONDS.
PATCHY FOG. A CHANCE OF SHOWERS IN THE MORNING. VSBY 1 TO 3 NM.
TUE NIGHT
N WINDS 5 TO 10 KT. SEAS 3 TO 5 FT. WAVE DETAIL: E
4 FT AT 9 SECONDS AND SE 1 FOOT AT 7 SECONDS.
WED AND WED NIGHT
SW WINDS 5 TO 10 KT. SEAS 2 TO 4 FT. WAVE
DETAIL: E 4 FT AT 9 SECONDS AND S 1 FOOT AT 7 SECONDS.
THU THROUGH FRI
SW WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT.
SEAS 2 TO 3 FT.
FRI NIGHT
NW WINDS AROUND 10 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.
ANZ251-281500-
MASSACHUSETTS BAY AND IPSWICH BAY-
1003 PM EDT SUN SEP 27 2026
..SMALL CRAFT ADVISORY IN EFFECT THROUGH MONDAY EVENING
OVERNIGHT
NE WINDS 20 TO 25 KT WITH GUSTS UP TO 30 KT. SEAS
5 TO 8 FT. WAVE DETAIL: NE 8 FT AT 9 SECONDS. PATCHY FOG.
SHOWERS. A SLIGHT CHANCE OF TSTMS, THEN A CHANCE OF TSTMS. SOME
TSTMS MAY PRODUCE HEAVY RAINFALL. VSBY 1 NM OR LESS.
MON
NE WINDS 20 TO 25 KT WITH GUSTS UP TO 30 KT. SEAS 5 TO
8 FT. WAVE DETAIL: E 8 FT AT 9 SECONDS AND SE 4 FT AT 7 SECONDS.
PATCHY FOG. SHOWERS. VSBY 1 NM OR LESS, INCREASING TO 1 TO 3 NM
IN THE AFTERNOON.
MON NIGHT
NE WINDS 15 TO 20 KT, BECOMING N 10 TO 15 KT AFTER
MIDNIGHT. GUSTS UP TO 25 KT. SEAS 4 TO 6 FT. WAVE DETAIL: NE 6 FT
AT 9 SECONDS AND S 2 FT AT 8 SECONDS. PATCHY FOG. SHOWERS. VSBY
1 TO 3 NM.
TUE
N WINDS 10 TO 15 KT, DIMINISHING TO 5 TO 10 KT IN THE
AFTERNOON. GUSTS UP TO 20 KT. SEAS 3 TO 5 FT. WAVE DETAIL: NE
5 FT AT 8 SECONDS AND NW 2 FT AT 8 SECONDS. PATCHY FOG. SHOWERS
LIKELY IN THE MORNING. VSBY 1 TO 3 NM.
TUE NIGHT
N WINDS AROUND 5 KT. SEAS 2 TO 4 FT. WAVE DETAIL: E
4 FT AT 9 SECONDS AND SW 1 FOOT AT 8 SECONDS.
WED AND WED NIGHT
SW WINDS 5 TO 10 KT. SEAS 2 TO 3 FT. WAVE
DETAIL: E 3 FT AT 9 SECONDS AND S 2 FT AT 10 SECONDS.
THU THROUGH FRI NIGHT
NW WINDS 5 TO 10 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.
ANZ231-281500-
CAPE COD BAY-
1003 PM EDT SUN SEP 27 2026
..SMALL CRAFT ADVISORY IN EFFECT THROUGH MONDAY AFTERNOON
OVERNIGHT
E WINDS 15 TO 20 KT WITH GUSTS UP TO 30 KT. SEAS
3 TO 5 FT. WAVE DETAIL: E 5 FT AT 5 SECONDS. PATCHY FOG. SHOWERS.
A CHANCE OF TSTMS. SOME TSTMS MAY PRODUCE HEAVY RAINFALL. VSBY
1 NM OR LESS.
MON
E WINDS 10 TO 15 KT, DIMINISHING TO 5 TO 10 KT IN THE
AFTERNOON. GUSTS UP TO 25 KT. SEAS 3 TO 5 FT. WAVE DETAIL: NE
4 FT AT 7 SECONDS AND E 2 FT AT 4 SECONDS. PATCHY FOG. SHOWERS
LIKELY. VSBY 1 NM OR LESS, INCREASING TO 1 TO 3 NM IN THE
AFTERNOON.
MON NIGHT
E WINDS 5 TO 10 KT, BECOMING N WITH GUSTS UP TO
20 KT AFTER MIDNIGHT. SEAS 2 TO 4 FT. WAVE DETAIL: NE 4 FT AT
7 SECONDS. PATCHY FOG. SHOWERS IN THE EVENING. A CHANCE OF
SHOWERS AFTER MIDNIGHT. VSBY 1 TO 3 NM.
TUE
NW WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT. SEAS 2 TO
3 FT. WAVE DETAIL: N 3 FT AT 6 SECONDS. PATCHY FOG. SHOWERS
LIKELY IN THE MORNING. VSBY 1 TO 3 NM.
TUE NIGHT
N WINDS 5 TO 10 KT. SEAS 2 TO 3 FT. WAVE DETAIL: N
2 FT AT 5 SECONDS.
WED AND WED NIGHT
SW WINDS AROUND 5 KT. SEAS AROUND 2 FT. WAVE
DETAIL: N 2 FT AT 6 SECONDS.
THU THROUGH FRI
SW WINDS 5 TO 10 KT WITH GUSTS UP TO 20 KT.
SEAS AROUND 2 FT.
FRI NIGHT
NW WINDS AROUND 10 KT. SEAS AROUND 2 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.
ANZ254-281500-
COASTAL WATERS FROM PROVINCETOWN MA TO CHATHAM MA TO NANTUCKET MA
OUT 20 NM-
1003 PM EDT SUN SEP 27 2026
..SMALL CRAFT ADVISORY IN EFFECT THROUGH MONDAY EVENING
OVERNIGHT
E WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT. SEAS
6 TO 8 FT. WAVE DETAIL: E 8 FT AT 9 SECONDS AND S 4 FT AT
8 SECONDS. PATCHY FOG. SHOWERS. A CHANCE OF TSTMS. SOME TSTMS MAY
PRODUCE HEAVY RAINFALL. VSBY 1 NM OR LESS.
MON
E WINDS 10 TO 15 KT WITH GUSTS UP TO 25 KT, BECOMING SE
5 TO 10 KT IN THE AFTERNOON. SEAS 5 TO 8 FT. WAVE DETAIL: NE 7 FT
AT 9 SECONDS AND S 3 FT AT 7 SECONDS. PATCHY FOG. A CHANCE OF
SHOWERS. VSBY 1 NM OR LESS, INCREASING TO 1 TO 3 NM IN THE
AFTERNOON.
MON NIGHT
SE WINDS 5 TO 10 KT, BECOMING S AFTER MIDNIGHT. SEAS
4 TO 6 FT. WAVE DETAIL: E 6 FT AT 8 SECONDS AND S 3 FT AT
7 SECONDS. PATCHY FOG. A CHANCE OF SHOWERS. VSBY 1 NM OR LESS,
INCREASING TO 1 TO 3 NM AFTER MIDNIGHT.
TUE
NW WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT. SEAS 4 TO
5 FT. WAVE DETAIL: E 5 FT AT 8 SECONDS AND S 3 FT AT 7 SECONDS.
PATCHY FOG. SHOWERS LIKELY IN THE MORNING. VSBY 1 TO 3 NM.
TUE NIGHT AND WED
NW WINDS 5 TO 10 KT. SEAS 3 TO 5 FT. WAVE
DETAIL: E 4 FT AT 9 SECONDS AND SW 2 FT AT 7 SECONDS.
WED NIGHT
SW WINDS 5 TO 10 KT. SEAS 3 TO 4 FT. WAVE DETAIL: E
4 FT AT 9 SECONDS AND S 1 FOOT AT 6 SECONDS.
THU THROUGH FRI
SW WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT.
SEAS 2 TO 4 FT.
FRI NIGHT
W 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.
ANZ255-281500-
COASTAL WATERS EXTENDING OUT TO 25 NM SOUTH OF MARTHAS VINEYARD
AND NANTUCKET-
1003 PM EDT SUN SEP 27 2026
..SMALL CRAFT ADVISORY IN EFFECT THROUGH MONDAY EVENING
OVERNIGHT
E WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT. SEAS
5 TO 7 FT. WAVE DETAIL: S 5 FT AT 8 SECONDS AND E 4 FT AT
9 SECONDS. PATCHY FOG. SHOWERS. A CHANCE OF TSTMS. SOME TSTMS MAY
PRODUCE HEAVY RAINFALL. VSBY 1 NM OR LESS.
MON
SE WINDS 5 TO 10 KT. SEAS 4 TO 6 FT. WAVE DETAIL: S 4 FT
AT 7 SECONDS AND E 4 FT AT 9 SECONDS. PATCHY FOG. SHOWERS LIKELY.
VSBY 1 NM OR LESS, INCREASING TO 1 TO 3 NM IN THE AFTERNOON.
MON NIGHT
SE WINDS 5 TO 10 KT, BECOMING SW AFTER MIDNIGHT.
SEAS 4 TO 6 FT. WAVE DETAIL: SW 4 FT AT 7 SECONDS AND E 4 FT AT
9 SECONDS. A CHANCE OF SHOWERS. PATCHY FOG AFTER MIDNIGHT WITH
VSBY 1 TO 3 NM.
TUE
NW WINDS 10 TO 15 KT. SEAS 4 TO 6 FT. WAVE DETAIL: SW 4 FT
AT 7 SECONDS AND E 3 FT AT 8 SECONDS. PATCHY FOG IN THE MORNING
WITH VSBY 1 TO 3 NM.
TUE NIGHT AND WED
W WINDS 5 TO 10 KT. SEAS 2 TO 4 FT. WAVE
DETAIL: W 3 FT AT 6 SECONDS AND NE 3 FT AT 9 SECONDS.
WED NIGHT
SW WINDS 5 TO 10 KT. SEAS 2 TO 3 FT. WAVE DETAIL: E
3 FT AT 9 SECONDS AND S 1 FOOT AT 7 SECONDS.
THU THROUGH FRI NIGHT
W 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.
ANZ256-281500-
COASTAL WATERS FROM MONTAUK NY TO MARTHAS VINEYARD EXTENDING OUT
TO 20 NM SOUTH OF BLOCK ISLAND-
1003 PM EDT SUN SEP 27 2026
..SMALL CRAFT ADVISORY IN EFFECT THROUGH MONDAY EVENING
OVERNIGHT
E WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT. SEAS
5 TO 6 FT. WAVE DETAIL: S 5 FT AT 7 SECONDS AND NE 4 FT AT
9 SECONDS. PATCHY FOG. SHOWERS. A CHANCE OF TSTMS. SOME TSTMS MAY
PRODUCE HEAVY RAINFALL. VSBY 1 NM OR LESS.
MON
E WINDS AROUND 10 KT. SEAS 4 TO 6 FT. WAVE DETAIL: S 5 FT
AT 7 SECONDS AND E 3 FT AT 9 SECONDS. PATCHY FOG. SHOWERS. VSBY
1 NM OR LESS, INCREASING TO 1 TO 3 NM IN THE AFTERNOON.
MON NIGHT
E WINDS AROUND 10 KT WITH GUSTS UP TO 20 KT,
BECOMING N AFTER MIDNIGHT. SEAS 4 TO 6 FT. WAVE DETAIL: S 5 FT AT
7 SECONDS AND E 3 FT AT 9 SECONDS. PATCHY FOG. SHOWERS. VSBY 1 TO
3 NM.
TUE
NW WINDS 10 TO 15 KT, DIMINISHING TO 5 TO 10 KT IN THE
AFTERNOON. SEAS 3 TO 5 FT. WAVE DETAIL: NW 4 FT AT 6 SECONDS AND
E 3 FT AT 8 SECONDS. PATCHY FOG IN THE MORNING.
TUE NIGHT
NW WINDS 5 TO 10 KT. SEAS 2 TO 3 FT. WAVE DETAIL: W
2 FT AT 7 SECONDS AND E 2 FT AT 9 SECONDS.
WED AND WED NIGHT
SW WINDS 5 TO 10 KT. SEAS 2 TO 3 FT. WAVE
DETAIL: E 3 FT AT 9 SECONDS AND S 1 FOOT AT 7 SECONDS.
THU THROUGH FRI NIGHT
NW 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.
ANZ232-281500-
NANTUCKET SOUND-
1003 PM EDT SUN SEP 27 2026
..SMALL CRAFT ADVISORY IN EFFECT UNTIL 8 AM EDT MONDAY
OVERNIGHT
E WINDS 15 TO 20 KT, DIMINISHING TO 10 TO 15 KT.
GUSTS UP TO 25 KT. SEAS 3 TO 5 FT. WAVE DETAIL: SE 4 FT AT
7 SECONDS. PATCHY FOG. SHOWERS. A CHANCE OF TSTMS. SOME TSTMS MAY
PRODUCE HEAVY RAINFALL. VSBY 1 NM OR LESS.
MON
E WINDS 10 TO 15 KT, DIMINISHING TO 5 TO 10 KT IN THE
AFTERNOON. SEAS 2 TO 4 FT. WAVE DETAIL: E 3 FT AT 9 SECONDS AND
SE 2 FT AT 6 SECONDS. PATCHY FOG. SHOWERS LIKELY. VSBY 1 NM OR
LESS, INCREASING TO 1 TO 3 NM IN THE AFTERNOON.
MON NIGHT
SE WINDS 5 TO 10 KT, BECOMING NW AFTER MIDNIGHT.
SEAS 2 TO 4 FT. WAVE DETAIL: E 3 FT AT 9 SECONDS AND S 2 FT AT
7 SECONDS. A CHANCE OF SHOWERS. PATCHY FOG AFTER MIDNIGHT.
TUE
NW WINDS 10 TO 15 KT. SEAS 2 TO 3 FT. WAVE DETAIL: NW 2 FT
AT 5 SECONDS AND E 2 FT AT 8 SECONDS. PATCHY FOG. SHOWERS LIKELY
IN THE MORNING. VSBY 1 TO 3 NM.
TUE NIGHT
NW WINDS 5 TO 10 KT. SEAS 2 TO 3 FT. WAVE DETAIL: NW
2 FT AT 4 SECONDS AND NE 2 FT AT 9 SECONDS.
WED AND WED NIGHT
SW WINDS 5 TO 10 KT. SEAS AROUND 2 FT. WAVE
DETAIL: E 2 FT AT 9 SECONDS AND SW 1 FOOT AT 6 SECONDS.
THU THROUGH FRI
SW WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT.
SEAS 2 TO 3 FT.
FRI NIGHT
NW WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT. SEAS
AROUND 2 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.
ANZ233-281500-
VINEYARD SOUND-
1003 PM EDT SUN SEP 27 2026
..SMALL CRAFT ADVISORY IN EFFECT UNTIL 8 AM EDT MONDAY
OVERNIGHT
E WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT. SEAS
2 TO 4 FT. WAVE DETAIL: S 4 FT AT 8 SECONDS AND E 2 FT AT
6 SECONDS. PATCHY FOG. SHOWERS. A CHANCE OF TSTMS. SOME TSTMS MAY
PRODUCE HEAVY RAINFALL. VSBY 1 NM OR LESS.
MON
E WINDS 5 TO 10 KT. SEAS 2 TO 3 FT. WAVE DETAIL: SE 3 FT
AT 7 SECONDS. PATCHY FOG. SHOWERS LIKELY. VSBY 1 NM OR LESS,
INCREASING TO 1 TO 3 NM IN THE AFTERNOON.
MON NIGHT
NE WINDS 5 TO 10 KT, BECOMING N AFTER MIDNIGHT. SEAS
2 TO 3 FT. WAVE DETAIL: SE 3 FT AT 7 SECONDS AND E 2 FT AT
11 SECONDS. PATCHY FOG. SHOWERS. VSBY 1 TO 3 NM AFTER MIDNIGHT.
TUE
NW WINDS 10 TO 15 KT, DIMINISHING TO 5 TO 10 KT IN THE
AFTERNOON. SEAS 2 TO 3 FT. WAVE DETAIL: NW 3 FT AT 7 SECONDS AND
E 1 FOOT AT 8 SECONDS. PATCHY FOG IN THE MORNING WITH VSBY 1 TO
3 NM.
TUE NIGHT
N WINDS AROUND 5 KT. SEAS AROUND 2 FT. WAVE DETAIL:
SW 2 FT AT 5 SECONDS AND NE 1 FOOT AT 8 SECONDS.
WED AND WED NIGHT
SW WINDS 5 TO 10 KT. SEAS AROUND 2 FT. WAVE
DETAIL: SW 1 FOOT AT 6 SECONDS AND E 1 FOOT AT 12 SECONDS.
THU THROUGH FRI
SW WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT.
SEAS AROUND 2 FT.
FRI NIGHT
NW WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT. SEAS
AROUND 2 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.
ANZ234-281500-
BUZZARDS BAY-
1003 PM EDT SUN SEP 27 2026
..SMALL CRAFT ADVISORY IN EFFECT UNTIL 8 AM EDT MONDAY
OVERNIGHT
NE 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 SE 3 FT AT
7 SECONDS. PATCHY FOG. SHOWERS. A CHANCE OF TSTMS. SOME TSTMS MAY
PRODUCE HEAVY RAINFALL. VSBY 1 NM OR LESS.
MON
E WINDS 10 TO 15 KT. SEAS 2 TO 3 FT. WAVE DETAIL: E 2 FT
AT 5 SECONDS AND NE 2 FT AT 10 SECONDS. PATCHY FOG. A CHANCE OF
SHOWERS IN THE MORNING. SHOWERS LIKELY IN THE AFTERNOON. VSBY
1 NM OR LESS, INCREASING TO 1 TO 3 NM IN THE AFTERNOON.
MON NIGHT
NE WINDS AROUND 10 KT, BECOMING N AFTER MIDNIGHT.
SEAS 2 TO 3 FT. WAVE DETAIL: E 3 FT AT 7 SECONDS AND E 1 FOOT AT
15 SECONDS. PATCHY FOG. SHOWERS. VSBY 1 TO 3 NM AFTER MIDNIGHT.
TUE
NW WINDS 5 TO 10 KT. SEAS AROUND 2 FT. WAVE DETAIL: W 2 FT
AT 7 SECONDS AND NE 1 FOOT AT 5 SECONDS. PATCHY FOG IN THE
MORNING WITH VSBY 1 TO 3 NM.
TUE NIGHT
N WINDS AROUND 5 KT. SEAS AROUND 2 FT IN THE
EVENING, THEN 1 FOOT OR LESS. WAVE DETAIL: NE 1 FOOT AT 3 SECONDS
AND SW 1 FOOT AT 6 SECONDS, BECOMING E 1 FOOT AT 4 SECONDS AND SW
1 FOOT AT 5 SECONDS.
WED AND WED NIGHT
SW WINDS 5 TO 10 KT. SEAS 1 FOOT OR LESS.
WAVE DETAIL: SW 1 FOOT AT 5 SECONDS AND E 1 FOOT AT 11 SECONDS.
THU THROUGH FRI
SW WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT.
SEAS 2 TO 3 FT.
FRI NIGHT
NW WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT. SEAS
AROUND 2 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.
ANZ235-281500-
RHODE ISLAND SOUND-
1003 PM EDT SUN SEP 27 2026
..SMALL CRAFT ADVISORY IN EFFECT UNTIL 8 AM EDT MONDAY
OVERNIGHT
E WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT. SEAS
3 TO 5 FT. WAVE DETAIL: S 4 FT AT 7 SECONDS AND E 4 FT AT
7 SECONDS. PATCHY FOG. SHOWERS. A CHANCE OF TSTMS. SOME TSTMS MAY
PRODUCE HEAVY RAINFALL. VSBY 1 NM OR LESS.
MON
E WINDS 10 TO 15 KT. SEAS 3 TO 4 FT. WAVE DETAIL: E 4 FT
AT 7 SECONDS. PATCHY FOG. SHOWERS. VSBY 1 NM OR LESS, INCREASING
TO 1 TO 3 NM IN THE AFTERNOON.
MON NIGHT
NE WINDS 10 TO 15 KT, BECOMING N AFTER MIDNIGHT.
SEAS 3 TO 4 FT. WAVE DETAIL: S 4 FT AT 7 SECONDS AND NE 2 FT AT
9 SECONDS. PATCHY FOG. SHOWERS. VSBY 1 TO 3 NM.
TUE
NW WINDS 10 TO 15 KT, DIMINISHING TO 5 TO 10 KT IN THE
AFTERNOON. SEAS 2 TO 4 FT. WAVE DETAIL: NW 4 FT AT 7 SECONDS AND
E 2 FT AT 9 SECONDS. PATCHY FOG IN THE MORNING WITH VSBY 1 TO
3 NM.
TUE NIGHT
N WINDS 5 TO 10 KT. SEAS AROUND 2 FT. WAVE DETAIL:
SW 2 FT AT 6 SECONDS AND NE 2 FT AT 9 SECONDS.
WED AND WED NIGHT
SW WINDS 5 TO 10 KT. SEAS AROUND 2 FT. WAVE
DETAIL: SE 2 FT AT 11 SECONDS AND S 1 FOOT AT 7 SECONDS.
THU THROUGH FRI 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.
ANZ237-281500-
BLOCK ISLAND SOUND-
1003 PM EDT SUN SEP 27 2026
..SMALL CRAFT ADVISORY IN EFFECT UNTIL 8 AM EDT MONDAY
OVERNIGHT
NE WINDS AROUND 15 KT WITH GUSTS UP TO 25 KT. SEAS
3 TO 5 FT. WAVE DETAIL: S 4 FT AT 7 SECONDS AND E 4 FT AT
7 SECONDS. PATCHY FOG. SHOWERS. A CHANCE OF TSTMS. SOME TSTMS MAY
PRODUCE HEAVY RAINFALL. VSBY 1 NM OR LESS.
MON
E WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT. SEAS 3 TO
4 FT. WAVE DETAIL: S 4 FT AT 7 SECONDS AND E 3 FT AT 7 SECONDS.
PATCHY FOG. SHOWERS. VSBY 1 TO 3 NM.
MON NIGHT
NE WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT,
BECOMING N AFTER MIDNIGHT. SEAS 3 TO 4 FT. WAVE DETAIL: S 4 FT AT
7 SECONDS AND NE 2 FT AT 8 SECONDS. PATCHY FOG. SHOWERS. VSBY
1 TO 3 NM.
TUE
NW WINDS 5 TO 10 KT. SEAS 2 TO 4 FT. WAVE DETAIL: W 3 FT
AT 7 SECONDS AND NE 2 FT AT 8 SECONDS. PATCHY FOG IN THE MORNING.
TUE NIGHT
NW WINDS AROUND 5 KT. SEAS AROUND 2 FT. WAVE DETAIL:
S 2 FT AT 6 SECONDS AND E 2 FT AT 9 SECONDS.
WED AND WED NIGHT
SW WINDS 5 TO 10 KT. SEAS AROUND 2 FT. WAVE
DETAIL: SE 2 FT AT 10 SECONDS AND S 1 FOOT AT 7 SECONDS.
THU THROUGH FRI 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.
ANZ230-281500-
BOSTON HARBOR-
1003 PM EDT SUN SEP 27 2026
..SMALL CRAFT ADVISORY IN EFFECT UNTIL 8 AM EDT MONDAY
OVERNIGHT
NE WINDS 20 TO 25 KT WITH GUSTS UP TO 30 KT. WAVES
2 TO 3 FT, EXCEPT 4 TO 6 FT AT THE OUTER HARBOR ENTRANCE. PATCHY
FOG. SHOWERS. A CHANCE OF TSTMS. SOME TSTMS MAY PRODUCE HEAVY
RAINFALL. VSBY 1 NM OR LESS.
MON
NE WINDS 15 TO 20 KT WITH GUSTS UP TO 30 KT. WAVES 2 TO
3 FT, EXCEPT 4 TO 6 FT AT THE OUTER HARBOR ENTRANCE. PATCHY FOG.
SHOWERS. VSBY 1 NM OR LESS, INCREASING TO 1 TO 3 NM IN THE
AFTERNOON.
MON NIGHT
NE WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT,
BECOMING N 10 TO 15 KT AFTER MIDNIGHT. WAVES 2 TO 3 FT. PATCHY
FOG. SHOWERS. VSBY 1 TO 3 NM.
TUE
N WINDS 5 TO 10 KT. WAVES AROUND 2 FT. PATCHY FOG. SHOWERS
LIKELY IN THE MORNING. VSBY 1 TO 3 NM.
TUE NIGHT
N WINDS AROUND 5 KT. WAVES 1 FOOT OR LESS.
WED AND WED NIGHT
SW WINDS AROUND 5 KT. WAVES 1 FOOT OR LESS.
THU THROUGH FRI NIGHT
NW 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.
ANZ236-281500-
NARRAGANSETT BAY-
1003 PM EDT SUN SEP 27 2026
OVERNIGHT
NE WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT. WAVES
2 TO 3 FT. PATCHY FOG. SHOWERS. A CHANCE OF TSTMS. SOME TSTMS MAY
PRODUCE HEAVY RAINFALL. VSBY 1 NM OR LESS.
MON
NE WINDS 10 TO 15 KT. WAVES 2 TO 3 FT. PATCHY FOG.
SHOWERS. VSBY 1 NM OR LESS, INCREASING TO 1 TO 3 NM IN THE
AFTERNOON.
MON NIGHT
N WINDS AROUND 10 KT. WAVES 2 TO 3 FT. PATCHY FOG.
SHOWERS. VSBY 1 TO 3 NM.
TUE
NW WINDS 5 TO 10 KT. WAVES 2 TO 3 FT. PATCHY FOG IN THE
MORNING WITH VSBY 1 TO 3 NM.
TUE NIGHT
N WINDS AROUND 5 KT. WAVES AROUND 2 FT.
WED AND WED NIGHT
SW WINDS 5 TO 10 KT. WAVES 1 FOOT OR LESS.
THU THROUGH FRI NIGHT
NW 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.
ANZ280-281500-
OCEAN WATERS FROM THE MERRIMACK RIVER TO PLYMOUTH FROM 40 TO
60 NM-
1003 PM EDT SUN SEP 27 2026
OVERNIGHT
E WINDS 20 TO 25 KT WITH GUSTS UP TO 30 KT. SEAS
9 TO 11 FT. WAVE DETAIL: E 10 FT AT 9 SECONDS AND SE 4 FT AT
9 SECONDS. PATCHY FOG. SHOWERS. A CHANCE OF TSTMS. SOME TSTMS MAY
PRODUCE HEAVY RAINFALL. VSBY 1 NM OR LESS.
MON
E WINDS 20 TO 25 KT, DIMINISHING TO 15 TO 20 KT IN THE
AFTERNOON. GUSTS UP TO 30 KT. SEAS 8 TO 9 FT, SUBSIDING TO 6 TO
8 FT IN THE AFTERNOON. WAVE DETAIL: E 9 FT AT 9 SECONDS AND S
3 FT AT 8 SECONDS, BECOMING E 8 FT AT 9 SECONDS AND S 2 FT AT
8 SECONDS. PATCHY FOG. SHOWERS. VSBY 1 NM OR LESS, INCREASING TO
1 TO 3 NM IN THE AFTERNOON.
MON NIGHT
E WINDS 10 TO 15 KT. GUSTS UP TO 20 KT IN THE
EVENING. SEAS 5 TO 7 FT. WAVE DETAIL: E 6 FT AT 8 SECONDS AND S
2 FT AT 7 SECONDS. PATCHY FOG. SHOWERS. VSBY 1 NM OR LESS.
TUE
N WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT. SEAS AROUND
5 FT. WAVE DETAIL: NE 5 FT AT 9 SECONDS AND S 2 FT AT 7 SECONDS.
PATCHY FOG. SHOWERS LIKELY IN THE MORNING. VSBY 1 TO 3 NM.
TUE NIGHT AND WED
NW WINDS 10 TO 15 KT. SEAS 3 TO 5 FT. WAVE
DETAIL: NE 5 FT AT 9 SECONDS AND S 2 FT AT 7 SECONDS.
WED NIGHT
SW WINDS 5 TO 10 KT. SEAS 3 TO 4 FT. WAVE DETAIL: E
3 FT AT 9 SECONDS AND S 1 FOOT AT 7 SECONDS.
THU THROUGH FRI
SW WINDS 10 TO 15 KT WITH GUSTS UP TO 25 KT.
SEAS 3 TO 4 FT.
FRI NIGHT
NW WINDS AROUND 15 KT WITH GUSTS UP TO 20 KT. SEAS
3 TO 4 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.
ANZ281-281500-
OCEAN WATERS FROM PROVINCETOWN TO NANTUCKET FROM 20 TO 60 NM-
1003 PM EDT SUN SEP 27 2026
OVERNIGHT
E WINDS 15 TO 20 KT WITH GUSTS UP TO 30 KT. SEAS
7 TO 9 FT. WAVE DETAIL: E 8 FT AT 9 SECONDS AND S 5 FT AT
8 SECONDS. PATCHY FOG. SHOWERS. A CHANCE OF TSTMS. SOME TSTMS MAY
PRODUCE HEAVY RAINFALL. VSBY 1 NM OR LESS.
MON
E WINDS 10 TO 15 KT WITH GUSTS UP TO 25 KT, BECOMING SE
5 TO 10 KT IN THE AFTERNOON. SEAS 7 TO 9 FT, SUBSIDING TO 6 TO
7 FT IN THE AFTERNOON. WAVE DETAIL: NE 8 FT AT 9 SECONDS AND S
4 FT AT 7 SECONDS, BECOMING NE 7 FT AT 9 SECONDS AND S 4 FT AT
7 SECONDS. PATCHY FOG. A CHANCE OF SHOWERS IN THE MORNING.
SHOWERS IN THE AFTERNOON. VSBY 1 NM OR LESS.
MON NIGHT
S WINDS 5 TO 10 KT. SEAS 5 TO 7 FT. WAVE DETAIL: E
6 FT AT 8 SECONDS AND S 4 FT AT 7 SECONDS. PATCHY FOG. SHOWERS,
MAINLY IN THE EVENING. VSBY 1 NM OR LESS.
TUE
W WINDS 10 TO 15 KT, BECOMING NW WITH GUSTS UP TO 20 KT IN
THE AFTERNOON. SEAS 5 TO 7 FT. WAVE DETAIL: S 5 FT AT 7 SECONDS
AND E 5 FT AT 9 SECONDS. PATCHY FOG. SHOWERS LIKELY IN THE
MORNING. VSBY 1 TO 3 NM.
TUE NIGHT AND WED
NW WINDS 5 TO 10 KT. SEAS 4 TO 5 FT. WAVE
DETAIL: NE 4 FT AT 9 SECONDS AND S 3 FT AT 7 SECONDS.
WED NIGHT
W WINDS AROUND 5 KT, BECOMING SW AFTER MIDNIGHT.
SEAS 3 TO 4 FT. WAVE DETAIL: E 4 FT AT 9 SECONDS AND S 1 FOOT AT
7 SECONDS.
THU THROUGH FRI NIGHT
W 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.
ANZ282-281500-
OCEAN WATERS FROM MARTHAS VINEYARD TO NANTUCKET FROM 25 TO 60 NM-
1003 PM EDT SUN SEP 27 2026
OVERNIGHT
E WINDS 5 TO 10 KT. SEAS 6 TO 8 FT. WAVE DETAIL: S
5 FT AT 7 SECONDS AND NE 5 FT AT 9 SECONDS. PATCHY FOG. SHOWERS.
A CHANCE OF TSTMS. SOME TSTMS MAY PRODUCE HEAVY RAINFALL. VSBY
1 NM OR LESS.
MON
S WINDS 5 TO 10 KT. SEAS 6 TO 7 FT. WAVE DETAIL: S 5 FT AT
7 SECONDS AND NE 5 FT AT 9 SECONDS. A CHANCE OF SHOWERS. PATCHY
FOG IN THE MORNING. VSBY 1 NM OR LESS.
MON NIGHT
SW WINDS 10 TO 15 KT. GUSTS UP TO 20 KT AFTER
MIDNIGHT. SEAS 6 TO 8 FT. WAVE DETAIL: SW 6 FT AT 7 SECONDS AND
NE 5 FT AT 8 SECONDS. A CHANCE OF SHOWERS IN THE EVENING, THEN
SHOWERS LIKELY AFTER MIDNIGHT. PATCHY FOG AFTER MIDNIGHT WITH
VSBY 1 TO 3 NM.
TUE
W WINDS 10 TO 15 KT. GUSTS UP TO 20 KT IN THE MORNING.
SEAS 5 TO 8 FT, SUBSIDING TO 5 TO 6 FT IN THE AFTERNOON. WAVE
DETAIL: SW 6 FT AT 7 SECONDS AND E 4 FT AT 8 SECONDS, BECOMING W
4 FT AT 7 SECONDS AND E 4 FT AT 9 SECONDS. PATCHY FOG IN THE
MORNING WITH VSBY 1 TO 3 NM.
TUE NIGHT AND WED
NW WINDS 5 TO 10 KT. SEAS 3 TO 5 FT. WAVE
DETAIL: E 4 FT AT 9 SECONDS AND W 3 FT AT 6 SECONDS.
WED NIGHT
W WINDS AROUND 5 KT. SEAS 3 TO 4 FT. WAVE DETAIL: E
4 FT AT 9 SECONDS AND S 1 FOOT AT 7 SECONDS.
THU THROUGH FRI NIGHT
W 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.
ANZ283-281500-
OCEAN WATERS FROM MONTAUK NY TO MARTHAS VINEYARD FROM 25 TO 60 NM-
1003 PM EDT SUN SEP 27 2026
OVERNIGHT
E WINDS AROUND 10 KT. SEAS 6 TO 7 FT. WAVE DETAIL: S
5 FT AT 7 SECONDS AND E 5 FT AT 9 SECONDS. PATCHY FOG. SHOWERS. A
CHANCE OF TSTMS. SOME TSTMS MAY PRODUCE HEAVY RAINFALL. VSBY 1 NM
OR LESS.
MON
S WINDS 10 TO 15 KT. SEAS 5 TO 7 FT. WAVE DETAIL: SW 6 FT
AT 7 SECONDS AND E 4 FT AT 9 SECONDS. PATCHY FOG. A CHANCE OF
SHOWERS. VSBY 1 TO 3 NM.
MON NIGHT
SW WINDS 10 TO 15 KT, BECOMING W AFTER MIDNIGHT.
GUSTS UP TO 20 KT. SEAS 5 TO 8 FT. WAVE DETAIL: SW 7 FT AT
7 SECONDS AND E 4 FT AT 9 SECONDS. PATCHY FOG. SHOWERS.
TUE
NW WINDS 10 TO 15 KT. GUSTS UP TO 20 KT IN THE MORNING.
SEAS 4 TO 6 FT. WAVE DETAIL: NW 5 FT AT 6 SECONDS AND E 3 FT AT
8 SECONDS. PATCHY FOG IN THE MORNING.
TUE NIGHT AND WED
NW WINDS 5 TO 10 KT. SEAS 3 TO 4 FT. WAVE
DETAIL: NW 3 FT AT 6 SECONDS AND E 3 FT AT 9 SECONDS.
WED NIGHT
W WINDS 5 TO 10 KT. SEAS AROUND 3 FT. WAVE DETAIL: E
3 FT AT 9 SECONDS AND S 1 FOOT AT 7 SECONDS.
THU THROUGH FRI NIGHT
W 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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