047
FZUS51 KBOX 271406
CWFBOX
COASTAL WATERS FORECAST FOR MASSACHUSETTS AND RHODE ISLAND
NATIONAL WEATHER SERVICE BOSTON/NORTON MA
1006 AM EDT FRI MAR 27 2026
COASTAL WATERS FROM THE MERRIMACK RIVER MA TO WATCH HILL RI OUT
TO 25 NM
ANZ200-280300-
1006 AM EDT FRI MAR 27 2026
SYNOPSIS FOR MASSACHUSETTS AND RHODE ISLAND COASTAL WATERS
A COLD FRONT MOVES ACROSS THE WATERS THIS MORNING. GUSTY N TO NW
WINDS DEVELOP TODAY, THEN DIMINISH TONIGHT. A LARGE HIGH PRES TO THE
W WILL LEAD TO N TO NE WINDS FOR SATURDAY, BUT NOT NEARLY AS STRONG.
TRANQUIL BOATING WEATHER LINGERS INTO EARLY NEXT WEEK AS A HIGH
PRES MOVE OFFSHORE THE MID ATLC COAST.
ANZ250-280300-
COASTAL WATERS EAST OF IPSWICH BAY AND THE STELLWAGEN BANK
NATIONAL MARINE SANCTUARY-
1006 AM EDT FRI MAR 27 2026
..SMALL CRAFT ADVISORY IN EFFECT UNTIL 8 PM EDT THIS EVENING
THIS AFTERNOON
N WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT.
SEAS 3 TO 5 FT. WAVE DETAIL: N 4 FT AT 5 SECONDS AND SE 3 FT AT
8 SECONDS.
TONIGHT
N WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT. SEAS 3 TO
4 FT. WAVE DETAIL: N 4 FT AT 5 SECONDS AND S 2 FT AT 9 SECONDS.
SAT
N WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT. SEAS 3 TO
4 FT. WAVE DETAIL: NE 4 FT AT 6 SECONDS AND SE 1 FOOT AT
8 SECONDS.
SAT NIGHT
NW WINDS 5 TO 10 KT, BECOMING W 10 TO 15 KT AFTER
MIDNIGHT. SEAS 2 TO 4 FT. WAVE DETAIL: NE 3 FT AT 5 SECONDS AND
NW 2 FT AT 3 SECONDS.
SUN
W WINDS 10 TO 15 KT, BECOMING SW 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 NE 1 FOOT AT 5 SECONDS.
SUN NIGHT
SW WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT. SEAS
3 TO 5 FT. WAVE DETAIL: S 4 FT AT 5 SECONDS AND E 1 FOOT AT
8 SECONDS.
MON AND MON NIGHT
SW WINDS 15 TO 20 KT. SEAS 2 TO 4 FT.
TUE
SE WINDS AROUND 15 KT WITH GUSTS UP TO 20 KT. SEAS 2 TO
4 FT. A CHANCE OF RAIN.
TUE NIGHT
S WINDS 20 TO 25 KT. SEAS 4 TO 6 FT. A CHANCE OF
RAIN.
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.
ANZ251-280300-
MASSACHUSETTS BAY AND IPSWICH BAY-
1006 AM EDT FRI MAR 27 2026
THIS AFTERNOON
N WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT.
SEAS 2 TO 3 FT. WAVE DETAIL: N 3 FT AT 5 SECONDS AND S 2 FT AT
8 SECONDS.
TONIGHT
N WINDS 10 TO 15 KT. GUSTS UP TO 20 KT AFTER MIDNIGHT.
SEAS 2 TO 3 FT. WAVE DETAIL: NE 3 FT AT 6 SECONDS AND NW 2 FT AT
3 SECONDS.
SAT
N WINDS 10 TO 15 KT. GUSTS UP TO 20 KT IN THE MORNING.
SEAS 2 TO 3 FT. WAVE DETAIL: N 3 FT AT 4 SECONDS AND SE 1 FOOT AT
7 SECONDS.
SAT NIGHT
NW WINDS 5 TO 10 KT. SEAS 2 TO 3 FT. WAVE DETAIL: NE
3 FT AT 6 SECONDS AND NW 1 FOOT AT 3 SECONDS.
SUN AND SUN NIGHT
SW WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT.
SEAS 2 TO 4 FT. WAVE DETAIL: S 3 FT AT 5 SECONDS AND NE 1 FOOT AT
5 SECONDS.
MON AND MON NIGHT
SW WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT.
SEAS 2 TO 3 FT. WAVE DETAIL: S 2 FT AT 4 SECONDS AND E 1 FOOT AT
9 SECONDS.
TUE AND TUE NIGHT
SE WINDS 10 TO 15 KT, BECOMING S 15 TO
20 KT. GUSTS UP TO 25 KT. SEAS 2 TO 4 FT. A CHANCE OF RAIN.
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.
ANZ231-280300-
CAPE COD BAY-
1006 AM EDT FRI MAR 27 2026
THIS AFTERNOON
N WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT.
SEAS 2 TO 3 FT. WAVE DETAIL: N 3 FT AT 4 SECONDS AND S 2 FT AT
8 SECONDS.
TONIGHT
N WINDS 5 TO 10 KT, INCREASING TO 10 TO 15 KT WITH
GUSTS UP TO 20 KT AFTER MIDNIGHT. SEAS 2 TO 3 FT. WAVE DETAIL: N
3 FT AT 5 SECONDS AND S 2 FT AT 8 SECONDS.
SAT
N WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT. SEAS 2 TO
3 FT. WAVE DETAIL: N 3 FT AT 5 SECONDS AND S 1 FOOT AT 7 SECONDS.
SAT NIGHT
NW WINDS 5 TO 10 KT. SEAS AROUND 2 FT. WAVE DETAIL:
N 2 FT AT 5 SECONDS AND S 1 FOOT AT 7 SECONDS.
SUN AND SUN NIGHT
SW WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT.
SEAS 2 TO 3 FT. WAVE DETAIL: SW 2 FT AT 3 SECONDS AND NE 2 FT AT
5 SECONDS.
MON AND MON NIGHT
SW WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT.
SEAS 2 TO 3 FT. WAVE DETAIL: SW 2 FT AT 4 SECONDS AND E 1 FOOT AT
8 SECONDS.
TUE
S WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT. SEAS AROUND
2 FT. A CHANCE OF RAIN.
TUE NIGHT
S WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT. SEAS
2 TO 4 FT. A CHANCE OF RAIN.
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.
ANZ254-280300-
COASTAL WATERS FROM PROVINCETOWN MA TO CHATHAM MA TO NANTUCKET MA
OUT 20 NM-
1006 AM EDT FRI MAR 27 2026
..SMALL CRAFT ADVISORY IN EFFECT THROUGH SATURDAY EVENING
THIS AFTERNOON
N WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT.
SEAS 5 TO 6 FT. WAVE DETAIL: S 6 FT AT 8 SECONDS AND N 4 FT AT
5 SECONDS. A SLIGHT CHANCE OF SHOWERS.
TONIGHT
N WINDS 10 TO 15 KT. GUSTS UP TO 20 KT IN THE EVENING.
SEAS 3 TO 5 FT. WAVE DETAIL: S 4 FT AT 8 SECONDS AND N 3 FT AT
6 SECONDS.
SAT
N WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT. SEAS 3 TO
5 FT. WAVE DETAIL: N 4 FT AT 6 SECONDS AND S 3 FT AT 8 SECONDS.
SAT NIGHT
NW WINDS 5 TO 10 KT. SEAS 3 TO 4 FT. WAVE DETAIL: NE
3 FT AT 6 SECONDS AND NW 1 FOOT AT 3 SECONDS.
SUN
W WINDS AROUND 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 NE 2 FT AT 5 SECONDS.
SUN NIGHT
SW WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT. SEAS
3 TO 5 FT. WAVE DETAIL: SW 4 FT AT 5 SECONDS AND E 2 FT AT
8 SECONDS.
MON AND MON NIGHT
SW WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT.
SEAS 4 TO 6 FT.
TUE
S WINDS 15 TO 20 KT. SEAS 3 TO 5 FT.
TUE NIGHT
S WINDS 20 TO 25 KT. SEAS 5 TO 7 FT. A CHANCE OF
RAIN.
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.
ANZ255-280300-
COASTAL WATERS EXTENDING OUT TO 25 NM SOUTH OF MARTHAS VINEYARD
AND NANTUCKET-
1006 AM EDT FRI MAR 27 2026
..SMALL CRAFT ADVISORY IN EFFECT THROUGH SATURDAY EVENING
THIS AFTERNOON
N WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT.
SEAS 5 TO 7 FT. WAVE DETAIL: SW 7 FT AT 9 SECONDS AND N 3 FT AT
4 SECONDS. A CHANCE OF SHOWERS.
TONIGHT
NE WINDS 10 TO 15 KT. GUSTS UP TO 20 KT IN THE
EVENING. SEAS 4 TO 6 FT. WAVE DETAIL: S 5 FT AT 8 SECONDS AND N
3 FT AT 4 SECONDS.
SAT
N WINDS 15 TO 20 KT. SEAS 2 TO 4 FT. WAVE DETAIL: N 3 FT
AT 4 SECONDS AND S 3 FT AT 8 SECONDS.
SAT NIGHT
N WINDS 5 TO 10 KT, BECOMING NW 10 TO 15 KT AFTER
MIDNIGHT. SEAS 2 TO 4 FT. WAVE DETAIL: W 2 FT AT 4 SECONDS AND NE
2 FT AT 5 SECONDS.
SUN
W WINDS 10 TO 15 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 NE 2 FT AT 5 SECONDS.
SUN NIGHT
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 E 2 FT AT
8 SECONDS.
MON
SW WINDS AROUND 20 KT WITH GUSTS UP TO 25 KT. SEAS 5 TO
7 FT.
MON NIGHT
SW WINDS 20 TO 25 KT. SEAS 4 TO 6 FT.
TUE
S WINDS 15 TO 20 KT. SEAS 3 TO 5 FT.
TUE NIGHT
S WINDS 25 TO 30 KT. SEAS 5 TO 7 FT. A CHANCE OF
RAIN.
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.
ANZ256-280300-
COASTAL WATERS FROM MONTAUK NY TO MARTHAS VINEYARD EXTENDING OUT
TO 20 NM SOUTH OF BLOCK ISLAND-
1006 AM EDT FRI MAR 27 2026
..SMALL CRAFT ADVISORY IN EFFECT THROUGH LATE TONIGHT
THIS AFTERNOON
N WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT.
SEAS 5 TO 7 FT. WAVE DETAIL: S 7 FT AT 8 SECONDS AND N 2 FT AT
4 SECONDS. A CHANCE OF SHOWERS.
TONIGHT
NE WINDS 10 TO 15 KT. GUSTS UP TO 20 KT IN THE
EVENING. SEAS 3 TO 5 FT. WAVE DETAIL: S 5 FT AT 8 SECONDS AND NE
2 FT AT 4 SECONDS.
SAT
N WINDS 15 TO 20 KT, BECOMING NW 10 TO 15 KT IN THE
AFTERNOON. SEAS 3 TO 5 FT. WAVE DETAIL: N 3 FT AT 4 SECONDS AND S
3 FT AT 8 SECONDS.
SAT NIGHT
NW WINDS 10 TO 15 KT. SEAS 2 TO 3 FT. WAVE DETAIL: N
2 FT AT 4 SECONDS AND S 2 FT AT 7 SECONDS.
SUN
W WINDS 10 TO 15 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 4 SECONDS AND NE 1 FOOT AT 5 SECONDS.
SUN NIGHT
SW WINDS 20 TO 25 KT. SEAS 3 TO 5 FT. WAVE DETAIL:
SW 5 FT AT 6 SECONDS AND E 1 FOOT AT 8 SECONDS.
MON AND MON NIGHT
SW WINDS 15 TO 20 KT, INCREASING TO 20 TO
25 KT. SEAS 4 TO 6 FT.
TUE
S WINDS 15 TO 20 KT. SEAS 3 TO 5 FT. A CHANCE OF RAIN.
TUE NIGHT
S WINDS 25 TO 30 KT. SEAS 5 TO 7 FT. A CHANCE OF
RAIN.
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.
ANZ232-280300-
NANTUCKET SOUND-
1006 AM EDT FRI MAR 27 2026
THIS AFTERNOON
N WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT.
SEAS 2 TO 4 FT. WAVE DETAIL: N 2 FT AT 4 SECONDS AND SW 2 FT AT
8 SECONDS. A SLIGHT CHANCE OF SHOWERS.
TONIGHT
NE WINDS 10 TO 15 KT. SEAS 2 TO 3 FT. WAVE DETAIL: N
2 FT AT 4 SECONDS AND S 2 FT AT 8 SECONDS.
SAT
N WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT. SEAS 2 TO
3 FT. WAVE DETAIL: N 2 FT AT 4 SECONDS AND S 1 FOOT AT 8 SECONDS.
SAT NIGHT
NW WINDS 5 TO 10 KT. SEAS AROUND 2 FT IN THE
EVENING, THEN 1 FOOT OR LESS. WAVE DETAIL: N 1 FOOT AT 4 SECONDS
AND S 1 FOOT AT 7 SECONDS, BECOMING NW 1 FOOT AT 3 SECONDS AND NE
1 FOOT AT 5 SECONDS.
SUN AND SUN NIGHT
SW WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT.
SEAS AROUND 2 FT. WAVE DETAIL: SW 2 FT AT 5 SECONDS AND NE 1 FOOT
AT 5 SECONDS.
MON AND MON NIGHT
SW WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT.
SEAS 2 TO 4 FT. WAVE DETAIL: SW 3 FT AT 5 SECONDS AND E 1 FOOT AT
8 SECONDS.
TUE AND TUE NIGHT
S WINDS 10 TO 15 KT, INCREASING TO 20 TO
25 KT. SEAS 2 TO 4 FT. A CHANCE OF RAIN.
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.
ANZ233-280300-
VINEYARD SOUND-
1006 AM EDT FRI MAR 27 2026
THIS AFTERNOON
N WINDS 15 TO 20 KT. SEAS 2 TO 4 FT. WAVE
DETAIL: SW 4 FT AT 8 SECONDS AND N 2 FT AT 4 SECONDS. A SLIGHT
CHANCE OF SHOWERS.
TONIGHT
NE WINDS 10 TO 15 KT. SEAS 2 TO 4 FT. WAVE DETAIL: SW
3 FT AT 8 SECONDS AND N 2 FT AT 4 SECONDS.
SAT
N WINDS 10 TO 15 KT. GUSTS UP TO 20 KT IN THE MORNING.
SEAS 2 TO 3 FT. WAVE DETAIL: N 2 FT AT 4 SECONDS AND S 2 FT AT
8 SECONDS.
SAT NIGHT
NW WINDS 5 TO 10 KT. SEAS 1 FOOT OR LESS. WAVE
DETAIL: N 1 FOOT AT 3 SECONDS AND S 1 FOOT AT 7 SECONDS.
SUN AND SUN NIGHT
SW WINDS 20 TO 25 KT. SEAS 2 TO 4 FT. WAVE
DETAIL: SW 4 FT AT 5 SECONDS AND NE 1 FOOT AT 5 SECONDS.
MON AND MON NIGHT
SW WINDS 20 TO 25 KT, DIMINISHING TO 15 TO
20 KT. SEAS 2 TO 4 FT. WAVE DETAIL: SW 4 FT AT 5 SECONDS AND E
1 FOOT AT 8 SECONDS.
TUE
S WINDS 15 TO 20 KT. SEAS 2 TO 3 FT. A CHANCE OF RAIN.
TUE NIGHT
S WINDS 20 TO 25 KT WITH GUSTS UP TO 30 KT. SEAS
3 TO 5 FT. A CHANCE OF RAIN.
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.
ANZ234-280300-
BUZZARDS BAY-
1006 AM EDT FRI MAR 27 2026
THIS AFTERNOON
N WINDS 15 TO 20 KT. SEAS 2 TO 3 FT. WAVE
DETAIL: SW 3 FT AT 8 SECONDS AND N 2 FT AT 3 SECONDS. A SLIGHT
CHANCE OF SHOWERS.
TONIGHT
N WINDS 10 TO 15 KT. SEAS 2 TO 3 FT. WAVE DETAIL: N
2 FT AT 4 SECONDS AND SW 2 FT AT 8 SECONDS.
SAT
N WINDS 10 TO 15 KT. GUSTS UP TO 20 KT IN THE MORNING.
SEAS AROUND 2 FT. WAVE DETAIL: N 2 FT AT 4 SECONDS AND SW 2 FT AT
8 SECONDS.
SAT NIGHT
NW WINDS 5 TO 10 KT. SEAS 1 FOOT OR LESS. WAVE
DETAIL: N 1 FOOT AT 3 SECONDS AND S 1 FOOT AT 7 SECONDS.
SUN AND SUN NIGHT
SW WINDS 20 TO 25 KT. SEAS AROUND 2 FT. WAVE
DETAIL: SW 2 FT AT 5 SECONDS AND NE 1 FOOT AT 5 SECONDS.
MON AND MON 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 1 FOOT AT
8 SECONDS.
TUE AND TUE NIGHT
S WINDS 15 TO 20 KT, INCREASING TO 20 TO
25 KT WITH GUSTS UP TO 30 KT. SEAS 2 TO 4 FT. A CHANCE OF RAIN.
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.
ANZ235-280300-
RHODE ISLAND SOUND-
1006 AM EDT FRI MAR 27 2026
..SMALL CRAFT ADVISORY IN EFFECT UNTIL 5 PM EDT THIS AFTERNOON
THIS AFTERNOON
N WINDS 15 TO 20 KT. SEAS 3 TO 5 FT. WAVE
DETAIL: S 5 FT AT 8 SECONDS AND N 2 FT AT 3 SECONDS. A SLIGHT
CHANCE OF SHOWERS.
TONIGHT
NE WINDS 10 TO 15 KT. SEAS 3 TO 5 FT, SUBSIDING TO
2 TO 3 FT AFTER MIDNIGHT. WAVE DETAIL: S 5 FT AT 8 SECONDS AND N
2 FT AT 4 SECONDS, BECOMING S 3 FT AT 8 SECONDS AND NE 1 FOOT AT
4 SECONDS.
SAT
N WINDS 10 TO 15 KT. GUSTS UP TO 20 KT IN THE MORNING.
SEAS 2 TO 4 FT. WAVE DETAIL: N 3 FT AT 3 SECONDS AND S 3 FT AT
8 SECONDS.
SAT NIGHT
NW WINDS 10 TO 15 KT. SEAS AROUND 2 FT. WAVE DETAIL:
S 2 FT AT 7 SECONDS AND NW 1 FOOT AT 3 SECONDS.
SUN
W WINDS 10 TO 15 KT, BECOMING SW 15 TO 20 KT WITH GUSTS UP
TO 25 KT IN THE AFTERNOON. SEAS 2 TO 3 FT. WAVE DETAIL: S 3 FT AT
7 SECONDS AND NE 1 FOOT AT 4 SECONDS.
SUN NIGHT
SW WINDS 20 TO 25 KT. SEAS 3 TO 5 FT. WAVE DETAIL:
SW 5 FT AT 5 SECONDS AND SE 1 FOOT AT 8 SECONDS.
MON AND MON NIGHT
SW WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT.
SEAS 3 TO 5 FT.
TUE
S WINDS 15 TO 20 KT. SEAS 3 TO 4 FT. A CHANCE OF RAIN.
TUE NIGHT
S WINDS 20 TO 25 KT WITH GUSTS UP TO 30 KT. SEAS
4 TO 6 FT. A CHANCE OF RAIN.
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.
ANZ237-280300-
BLOCK ISLAND SOUND-
1006 AM EDT FRI MAR 27 2026
..SMALL CRAFT ADVISORY IN EFFECT UNTIL 5 PM EDT THIS AFTERNOON
THIS AFTERNOON
N WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT.
SEAS 3 TO 5 FT. WAVE DETAIL: S 5 FT AT 8 SECONDS AND N 2 FT AT
4 SECONDS. A SLIGHT CHANCE OF SHOWERS.
TONIGHT
NE WINDS 5 TO 10 KT, INCREASING TO 10 TO 15 KT AFTER
MIDNIGHT. SEAS 2 TO 4 FT. WAVE DETAIL: S 4 FT AT 8 SECONDS AND NE
1 FOOT AT 3 SECONDS.
SAT
N WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT, BECOMING NW IN
THE AFTERNOON. SEAS 2 TO 3 FT. WAVE DETAIL: S 3 FT AT 8 SECONDS
AND N 2 FT AT 3 SECONDS.
SAT NIGHT
NW WINDS 5 TO 10 KT. SEAS 1 TO 2 FT. WAVE DETAIL: S
2 FT AT 7 SECONDS AND NW 1 FOOT AT 3 SECONDS.
SUN
W WINDS 10 TO 15 KT, BECOMING SW 15 TO 20 KT WITH GUSTS UP
TO 25 KT IN THE AFTERNOON. SEAS 1 TO 2 FT, BUILDING TO 2 TO 3 FT
IN THE AFTERNOON. WAVE DETAIL: W 1 FOOT AT 2 SECONDS AND NE
1 FOOT AT 3 SECONDS, BECOMING SW 3 FT AT 4 SECONDS AND NE 1 FOOT
AT 2 SECONDS.
SUN NIGHT
SW WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT. SEAS
3 TO 5 FT. WAVE DETAIL: SW 3 FT AT 5 SECONDS AND SE 1 FOOT AT
8 SECONDS.
MON AND MON NIGHT
SW WINDS 15 TO 20 KT, DIMINISHING TO 10 TO
15 KT. GUSTS UP TO 25 KT. SEAS 2 TO 4 FT.
TUE
S WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT. SEAS 2 TO
4 FT. A CHANCE OF RAIN.
TUE NIGHT
S WINDS 20 TO 25 KT. SEAS 3 TO 5 FT. A CHANCE OF
RAIN.
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.
ANZ230-280300-
BOSTON HARBOR-
1006 AM EDT FRI MAR 27 2026
THIS AFTERNOON
NW WINDS 15 TO 20 KT, BECOMING N 10 TO 15 KT.
GUSTS UP TO 25 KT. WAVES AROUND 2 FT.
TONIGHT
N WINDS 5 TO 10 KT, INCREASING TO 10 TO 15 KT AFTER
MIDNIGHT. WAVES AROUND 2 FT.
SAT
N WINDS 10 TO 15 KT. WAVES AROUND 2 FT.
SAT NIGHT
NW WINDS 5 TO 10 KT. WAVES AROUND 2 FT.
SUN AND SUN NIGHT
SW WINDS 15 TO 20 KT. WAVES 2 TO 3 FT.
MON AND MON NIGHT
SW WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT.
WAVES AROUND 2 FT.
TUE AND TUE NIGHT
E WINDS 10 TO 15 KT, BECOMING S 15 TO 20 KT
WITH GUSTS UP TO 25 KT. WAVES 2 TO 3 FT. A CHANCE OF RAIN.
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.
ANZ236-280300-
NARRAGANSETT BAY-
1006 AM EDT FRI MAR 27 2026
THIS AFTERNOON
N WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT.
WAVES 3 TO 4 FT. A SLIGHT CHANCE OF SHOWERS.
TONIGHT
N WINDS 5 TO 10 KT. WAVES 2 TO 3 FT.
SAT
N WINDS 10 TO 15 KT. GUSTS UP TO 20 KT IN THE MORNING.
WAVES AROUND 2 FT.
SAT NIGHT
NW WINDS 5 TO 10 KT. WAVES AROUND 2 FT IN THE
EVENING, THEN 1 FOOT OR LESS.
SUN AND SUN NIGHT
SW WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT.
WAVES 2 TO 4 FT.
MON AND MON NIGHT
SW WINDS 15 TO 20 KT, DIMINISHING TO 10 TO
15 KT. GUSTS UP TO 25 KT. WAVES 2 TO 4 FT.
TUE
S WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT. WAVES 2 TO
3 FT. A CHANCE OF RAIN.
TUE NIGHT
S WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT. WAVES
3 TO 5 FT. A CHANCE OF RAIN.
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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