939
FZUS51 KBOX 250507
CWFBOX
COASTAL WATERS FORECAST FOR MASSACHUSETTS AND RHODE ISLAND
NATIONAL WEATHER SERVICE BOSTON/NORTON MA
106 AM EDT WED MAR 25 2026
COASTAL WATERS FROM THE MERRIMACK RIVER MA TO WATCH HILL RI OUT
TO 25 NM
ANZ200-251800-
106 AM EDT WED MAR 25 2026
SYNOPSIS FOR MASSACHUSETTS AND RHODE ISLAND COASTAL WATERS
HIGH PRESSURE SETTLING OVER THE COASTAL WATERS THIS AFTERNOON WILL
SUPPORT DIMINSINING WINDS AND SUBSIDING SEAS. AS A RESULT, EXPECT
RELATIVELY BENIGN CONDITIONS ACROSS THE COASTAL WATERS THROUGH
TOMORROW NIGHT WITH LIGHT WEST/SOUTH WEST WINDS AND SEAS 3 FEET OR
LESS. WINDS BEGIN TO INCREASE OUT OF THE SOUTH/SOUTHWEST ON THURSDAY
TO 10 TO 20 KNOTS WITH GUSTS UP TO 30 KNOTS POSSIBLE.
ANZ250-251800-
COASTAL WATERS EAST OF IPSWICH BAY AND THE STELLWAGEN BANK
NATIONAL MARINE SANCTUARY-
106 AM EDT WED MAR 25 2026
..SMALL CRAFT ADVISORY IN EFFECT UNTIL 7 AM EDT THIS MORNING
REST OF TONIGHT
SW WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT.
SEAS 4 TO 5 FT. WAVE DETAIL: E 4 FT AT 9 SECONDS AND SW 3 FT AT
4 SECONDS.
WED
W WINDS 10 TO 15 KT WITH GUSTS UP TO 25 KT, BECOMING SW IN
THE AFTERNOON. SEAS 3 TO 5 FT, SUBSIDING TO 2 TO 3 FT IN THE
AFTERNOON. WAVE DETAIL: W 3 FT AT 4 SECONDS AND E 3 FT AT
9 SECONDS, BECOMING SW 2 FT AT 4 SECONDS AND E 2 FT AT 9 SECONDS.
WED NIGHT
S 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: S 3 FT
AT 5 SECONDS AND E 2 FT AT 9 SECONDS.
THU
S WINDS 15 TO 20 KT, INCREASING TO 20 TO 25 KT IN THE
AFTERNOON. GUSTS UP TO 30 KT. SEAS 2 TO 4 FT. WAVE DETAIL: S 4 FT
AT 5 SECONDS AND E 1 FOOT AT 9 SECONDS. A CHANCE OF RAIN IN THE
MORNING.
THU NIGHT
SW WINDS 20 TO 25 KT WITH GUSTS UP TO 30 KT. SEAS
4 TO 6 FT. WAVE DETAIL: S 5 FT AT 6 SECONDS AND E 1 FOOT AT
9 SECONDS. A CHANCE OF RAIN IN THE EVENING, THEN RAIN AFTER
MIDNIGHT.
FRI
NW WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT. SEAS 3 TO
5 FT. WAVE DETAIL: W 4 FT AT 5 SECONDS AND SE 4 FT AT 7 SECONDS.
RAIN LIKELY IN THE MORNING.
FRI NIGHT
N WINDS 15 TO 20 KT. SEAS 3 TO 5 FT.
SAT
NE WINDS 15 TO 20 KT. SEAS 3 TO 5 FT.
SAT NIGHT THROUGH SUN NIGHT
SW WINDS 15 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.
ANZ251-251800-
MASSACHUSETTS BAY AND IPSWICH BAY-
106 AM EDT WED MAR 25 2026
..SMALL CRAFT ADVISORY IN EFFECT UNTIL 7 AM EDT THIS MORNING
REST OF TONIGHT
SW WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT.
SEAS 3 TO 4 FT. WAVE DETAIL: E 4 FT AT 9 SECONDS AND SW 2 FT AT
3 SECONDS.
WED
W WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT, BECOMING S IN
THE AFTERNOON. SEAS 2 TO 3 FT. WAVE DETAIL: E 3 FT AT 9 SECONDS
AND S 2 FT AT 4 SECONDS.
WED NIGHT
S WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT. SEAS
2 TO 3 FT. WAVE DETAIL: SE 2 FT AT 3 SECONDS AND SE 2 FT AT
8 SECONDS.
THU
S 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 1 FOOT AT 9 SECONDS.
A CHANCE OF RAIN IN THE MORNING.
THU NIGHT
SW WINDS 20 TO 25 KT. SEAS 3 TO 4 FT. WAVE DETAIL: S
3 FT AT 5 SECONDS AND E 1 FOOT AT 9 SECONDS. A CHANCE OF RAIN IN
THE EVENING, THEN RAIN LIKELY AFTER MIDNIGHT.
FRI
NW WINDS 15 TO 20 KT. SEAS 2 TO 3 FT. WAVE DETAIL: W 3 FT
AT 3 SECONDS AND SE 2 FT AT 5 SECONDS. RAIN LIKELY IN THE
MORNING.
FRI NIGHT
N WINDS 15 TO 20 KT. SEAS 2 TO 4 FT.
SAT THROUGH SUN NIGHT
SW WINDS 15 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.
ANZ231-251800-
CAPE COD BAY-
106 AM EDT WED MAR 25 2026
..SMALL CRAFT ADVISORY IN EFFECT UNTIL 7 AM EDT THIS MORNING
REST OF TONIGHT
SW WINDS 10 TO 15 KT WITH GUSTS UP TO 25 KT.
SEAS 2 TO 4 FT. WAVE DETAIL: E 3 FT AT 9 SECONDS AND SW 2 FT AT
3 SECONDS.
WED
W WINDS 5 TO 10 KT WITH GUSTS UP TO 20 KT, BECOMING SW IN
THE AFTERNOON. SEAS 2 TO 3 FT. WAVE DETAIL: E 3 FT AT 9 SECONDS
AND W 1 FOOT AT 3 SECONDS.
WED NIGHT
SW WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT. SEAS
AROUND 2 FT. WAVE DETAIL: SW 1 FOOT AT 3 SECONDS AND NE 1 FOOT AT
5 SECONDS.
THU
SW WINDS 15 TO 20 KT WITH GUSTS UP TO 30 KT. SEAS 2 TO
4 FT. WAVE DETAIL: S 3 FT AT 4 SECONDS AND E 1 FOOT AT 9 SECONDS.
THU NIGHT
SW WINDS 20 TO 25 KT WITH GUSTS UP TO 30 KT. SEAS
3 TO 4 FT. WAVE DETAIL: S 3 FT AT 5 SECONDS AND E 1 FOOT AT
9 SECONDS. A CHANCE OF RAIN IN THE EVENING, THEN RAIN LIKELY
AFTER MIDNIGHT.
FRI
W WINDS 15 TO 20 KT, BECOMING N IN THE AFTERNOON. GUSTS UP
TO 25 KT. SEAS 2 TO 4 FT. WAVE DETAIL: W 3 FT AT 4 SECONDS AND S
2 FT AT 7 SECONDS. RAIN LIKELY, MAINLY IN THE MORNING.
FRI NIGHT
N WINDS 15 TO 20 KT. SEAS 2 TO 4 FT.
SAT
NE WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT. SEAS 2 TO
4 FT.
SAT NIGHT THROUGH SUN NIGHT
SW 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.
ANZ254-251800-
COASTAL WATERS FROM PROVINCETOWN MA TO CHATHAM MA TO NANTUCKET MA
OUT 20 NM-
106 AM EDT WED MAR 25 2026
..SMALL CRAFT ADVISORY IN EFFECT UNTIL 7 AM EDT THIS MORNING
REST OF TONIGHT
SW WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT.
SEAS 4 TO 5 FT. WAVE DETAIL: NE 4 FT AT 9 SECONDS AND SW 3 FT AT
4 SECONDS.
WED
W WINDS 10 TO 15 KT WITH GUSTS UP TO 25 KT, BECOMING SW
5 TO 10 KT IN THE AFTERNOON. SEAS 3 TO 5 FT. WAVE DETAIL: W 3 FT
AT 4 SECONDS AND NE 3 FT AT 9 SECONDS.
WED NIGHT
S 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 2 FT AT
9 SECONDS.
THU
S WINDS 15 TO 20 KT WITH GUSTS UP TO 30 KT. SEAS 2 TO
3 FT, BUILDING TO 3 TO 5 FT IN THE AFTERNOON. WAVE DETAIL: S 3 FT
AT 4 SECONDS AND S 2 FT AT 7 SECONDS, BECOMING SW 5 FT AT
5 SECONDS AND E 1 FOOT AT 9 SECONDS.
THU NIGHT
SW WINDS 20 TO 25 KT WITH GUSTS UP TO 30 KT. SEAS
5 TO 8 FT. WAVE DETAIL: SW 7 FT AT 6 SECONDS AND E 1 FOOT AT
9 SECONDS. RAIN LIKELY AFTER MIDNIGHT.
FRI
W WINDS 20 TO 25 KT, BECOMING N 15 TO 20 KT IN THE
AFTERNOON. GUSTS UP TO 30 KT. SEAS 5 TO 7 FT. WAVE DETAIL: S 7 FT
AT 8 SECONDS AND W 3 FT AT 5 SECONDS. RAIN LIKELY, MAINLY IN THE
MORNING.
FRI NIGHT
N WINDS 15 TO 20 KT. SEAS 4 TO 6 FT.
SAT
N WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT. SEAS 4 TO
6 FT.
SAT NIGHT THROUGH SUN NIGHT
SW WINDS 15 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.
ANZ255-251800-
COASTAL WATERS EXTENDING OUT TO 25 NM SOUTH OF MARTHAS VINEYARD
AND NANTUCKET-
106 AM EDT WED MAR 25 2026
..SMALL CRAFT ADVISORY IN EFFECT UNTIL 7 AM EDT THIS MORNING
REST OF TONIGHT
SW WINDS 15 TO 20 KT. SEAS 3 TO 5 FT. WAVE
DETAIL: SW 4 FT AT 5 SECONDS AND E 3 FT AT 9 SECONDS.
WED
SW WINDS 10 TO 15 KT. GUSTS UP TO 20 KT IN THE MORNING.
SEAS 3 TO 5 FT. WAVE DETAIL: SW 4 FT AT 5 SECONDS AND E 3 FT AT
9 SECONDS.
WED NIGHT
S WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT. SEAS
2 TO 3 FT. WAVE DETAIL: SW 3 FT AT 5 SECONDS AND E 2 FT AT
9 SECONDS.
THU
S WINDS 15 TO 20 KT, BECOMING SW 20 TO 25 KT IN THE
AFTERNOON. GUSTS UP TO 30 KT. SEAS 2 TO 4 FT, BUILDING TO 4 TO
6 FT IN THE AFTERNOON. WAVE DETAIL: SW 4 FT AT 5 SECONDS AND SE
1 FOOT AT 8 SECONDS, BECOMING SW 6 FT AT 6 SECONDS AND E 1 FOOT
AT 9 SECONDS.
THU NIGHT
SW WINDS 25 TO 30 KT WITH GUSTS UP TO 35 KT. SEAS
5 TO 8 FT, BUILDING TO 7 TO 10 FT AFTER MIDNIGHT. WAVE DETAIL: SW
8 FT AT 6 SECONDS AND E 1 FOOT AT 9 SECONDS, BECOMING SW 10 FT AT
8 SECONDS AND SW 2 FT AT 4 SECONDS. RAIN LIKELY AFTER MIDNIGHT.
FRI
W WINDS 20 TO 25 KT, BECOMING N 15 TO 20 KT IN THE
AFTERNOON. GUSTS UP TO 30 KT. SEAS 7 TO 10 FT, SUBSIDING TO 6 TO
8 FT IN THE AFTERNOON. WAVE DETAIL: SW 10 FT AT 8 SECONDS AND W
1 FOOT AT 4 SECONDS, BECOMING SW 7 FT AT 8 SECONDS AND N 1 FOOT
AT 4 SECONDS. RAIN LIKELY, MAINLY IN THE MORNING.
FRI NIGHT
N WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT. SEAS
5 TO 7 FT, SUBSIDING TO 3 TO 5 FT AFTER MIDNIGHT.
SAT
N WINDS 15 TO 20 KT. SEAS 3 TO 5 FT.
SAT NIGHT THROUGH SUN NIGHT
SW WINDS 15 TO 20 KT WITH GUSTS UP
TO 25 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.
ANZ256-251800-
COASTAL WATERS FROM MONTAUK NY TO MARTHAS VINEYARD EXTENDING OUT
TO 20 NM SOUTH OF BLOCK ISLAND-
106 AM EDT WED MAR 25 2026
REST OF TONIGHT
SW WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT.
SEAS 3 TO 4 FT. WAVE DETAIL: SW 3 FT AT 4 SECONDS AND SE 2 FT AT
8 SECONDS.
WED
SW WINDS 10 TO 15 KT. GUSTS UP TO 20 KT IN THE MORNING.
SEAS 3 TO 4 FT. WAVE DETAIL: SW 3 FT AT 5 SECONDS AND E 2 FT AT
9 SECONDS.
WED NIGHT
S WINDS 10 TO 15 KT WITH GUSTS UP TO 25 KT. SEAS
2 TO 3 FT. WAVE DETAIL: SW 3 FT AT 4 SECONDS AND SE 1 FOOT AT
8 SECONDS.
THU
S WINDS 15 TO 20 KT, BECOMING SW 20 TO 25 KT IN THE
AFTERNOON. GUSTS UP TO 30 KT. SEAS 2 TO 4 FT, BUILDING TO 4 TO
6 FT IN THE AFTERNOON. WAVE DETAIL: SW 4 FT AT 5 SECONDS AND SE
1 FOOT AT 8 SECONDS, BECOMING SW 6 FT AT 6 SECONDS AND E 1 FOOT
AT 9 SECONDS.
THU NIGHT
SW WINDS 25 TO 30 KT WITH GUSTS UP TO 35 KT. SEAS
5 TO 8 FT, BUILDING TO 7 TO 10 FT AFTER MIDNIGHT. WAVE DETAIL: SW
8 FT AT 7 SECONDS AND SW 1 FOOT AT 4 SECONDS, BECOMING SW 9 FT AT
7 SECONDS AND SW 1 FOOT AT 4 SECONDS. RAIN LIKELY AFTER MIDNIGHT.
FRI
W WINDS 20 TO 25 KT WITH GUSTS UP TO 30 KT, BECOMING N
15 TO 20 KT IN THE AFTERNOON. SEAS 6 TO 9 FT. WAVE DETAIL: SW
9 FT AT 8 SECONDS AND W 1 FOOT AT 4 SECONDS. RAIN LIKELY, MAINLY
IN THE MORNING.
FRI NIGHT
N WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT. SEAS
5 TO 7 FT, SUBSIDING TO 4 TO 5 FT AFTER MIDNIGHT.
SAT THROUGH SUN NIGHT
SW WINDS 15 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.
ANZ232-251800-
NANTUCKET SOUND-
106 AM EDT WED MAR 25 2026
REST OF TONIGHT
SW WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT.
SEAS AROUND 3 FT. WAVE DETAIL: SW 3 FT AT 4 SECONDS AND E 2 FT AT
9 SECONDS.
WED
SW WINDS 10 TO 15 KT. GUSTS UP TO 20 KT IN THE MORNING.
SEAS 2 TO 3 FT. WAVE DETAIL: W 2 FT AT 4 SECONDS AND E 2 FT AT
9 SECONDS.
WED NIGHT
SW WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT. SEAS
AROUND 2 FT. WAVE DETAIL: SW 2 FT AT 3 SECONDS AND SE 1 FOOT AT
8 SECONDS.
THU
SW WINDS 15 TO 20 KT WITH GUSTS UP TO 30 KT. SEAS 2 TO
4 FT. WAVE DETAIL: S 3 FT AT 4 SECONDS AND E 1 FOOT AT 9 SECONDS.
THU NIGHT
SW WINDS 20 TO 25 KT, INCREASING TO 25 TO 30 KT
AFTER MIDNIGHT. SEAS 4 TO 6 FT. WAVE DETAIL: SW 4 FT AT 5 SECONDS
AND E 1 FOOT AT 9 SECONDS. RAIN LIKELY AFTER MIDNIGHT.
FRI
W WINDS 20 TO 25 KT, BECOMING N 15 TO 20 KT IN THE
AFTERNOON. SEAS 4 TO 6 FT, SUBSIDING TO 2 TO 4 FT IN THE
AFTERNOON. WAVE DETAIL: W 4 FT AT 4 SECONDS AND SW 3 FT AT
8 SECONDS, BECOMING N 2 FT AT 4 SECONDS AND S 2 FT AT 8 SECONDS.
RAIN LIKELY, MAINLY IN THE MORNING.
FRI NIGHT
N WINDS 10 TO 15 KT, INCREASING TO 15 TO 20 KT AFTER
MIDNIGHT. SEAS 2 TO 4 FT.
SAT THROUGH SUN NIGHT
SW WINDS 10 TO 15 KT WITH 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.
ANZ233-251800-
VINEYARD SOUND-
106 AM EDT WED MAR 25 2026
REST OF TONIGHT
SW WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT.
SEAS 3 TO 4 FT. WAVE DETAIL: SW 3 FT AT 4 SECONDS AND S 1 FOOT AT
8 SECONDS.
WED
SW WINDS 10 TO 15 KT. GUSTS UP TO 20 KT IN THE MORNING.
SEAS 2 TO 3 FT. WAVE DETAIL: SW 2 FT AT 5 SECONDS AND S 1 FOOT AT
8 SECONDS.
WED NIGHT
S WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT. SEAS
AROUND 2 FT. WAVE DETAIL: SW 2 FT AT 5 SECONDS AND SE 1 FOOT AT
8 SECONDS.
THU
S WINDS 15 TO 20 KT, BECOMING SW 20 TO 25 KT IN THE
AFTERNOON. GUSTS UP TO 30 KT. SEAS 2 TO 4 FT. WAVE DETAIL: SW
4 FT AT 6 SECONDS AND E 1 FOOT AT 9 SECONDS.
THU NIGHT
SW WINDS 25 TO 30 KT. SEAS 5 TO 7 FT. WAVE DETAIL:
SW 7 FT AT 6 SECONDS AND E 1 FOOT AT 9 SECONDS. RAIN LIKELY AFTER
MIDNIGHT.
FRI
W WINDS 20 TO 25 KT, BECOMING N 10 TO 15 KT IN THE
AFTERNOON. SEAS 4 TO 6 FT. WAVE DETAIL: SW 6 FT AT 8 SECONDS AND
W 2 FT AT 4 SECONDS. RAIN LIKELY, MAINLY IN THE MORNING.
FRI NIGHT
N WINDS 10 TO 15 KT, INCREASING TO 15 TO 20 KT AFTER
MIDNIGHT. SEAS 3 TO 5 FT, SUBSIDING TO 2 TO 3 FT AFTER MIDNIGHT.
SAT THROUGH SUN NIGHT
SW 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.
ANZ234-251800-
BUZZARDS BAY-
106 AM EDT WED MAR 25 2026
REST OF TONIGHT
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 S 1 FOOT AT
8 SECONDS.
WED
SW WINDS 10 TO 15 KT. GUSTS UP TO 20 KT IN THE MORNING.
SEAS AROUND 2 FT. WAVE DETAIL: SW 2 FT AT 4 SECONDS AND S 1 FOOT
AT 8 SECONDS.
WED NIGHT
S WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT. SEAS
AROUND 2 FT. WAVE DETAIL: SW 2 FT AT 4 SECONDS AND SE 1 FOOT AT
8 SECONDS.
THU
S WINDS 15 TO 20 KT, BECOMING SW 20 TO 25 KT IN THE
AFTERNOON. GUSTS UP TO 30 KT. SEAS 2 TO 4 FT. WAVE DETAIL: SW
4 FT AT 6 SECONDS AND E 1 FOOT AT 9 SECONDS.
THU NIGHT
SW WINDS 25 TO 30 KT. SEAS 3 TO 5 FT. WAVE DETAIL:
SW 5 FT AT 6 SECONDS AND E 1 FOOT AT 9 SECONDS. RAIN LIKELY AFTER
MIDNIGHT.
FRI
W WINDS 20 TO 25 KT, BECOMING N 10 TO 15 KT IN THE
AFTERNOON. SEAS 3 TO 5 FT. WAVE DETAIL: SW 5 FT AT 8 SECONDS AND
W 2 FT AT 4 SECONDS. RAIN LIKELY, MAINLY IN THE MORNING.
FRI NIGHT
N WINDS 10 TO 15 KT. GUSTS UP TO 20 KT AFTER
MIDNIGHT. SEAS 2 TO 4 FT.
SAT THROUGH SUN NIGHT
SW 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.
ANZ235-251800-
RHODE ISLAND SOUND-
106 AM EDT WED MAR 25 2026
REST OF TONIGHT
SW WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT.
SEAS 3 TO 4 FT. WAVE DETAIL: SW 3 FT AT 4 SECONDS AND S 2 FT AT
8 SECONDS.
WED
SW WINDS 10 TO 15 KT. GUSTS UP TO 20 KT IN THE MORNING.
SEAS 2 TO 3 FT. WAVE DETAIL: SW 3 FT AT 5 SECONDS AND SE 1 FOOT
AT 8 SECONDS.
WED NIGHT
S WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT. SEAS
AROUND 2 FT. WAVE DETAIL: SW 2 FT AT 5 SECONDS AND SE 1 FOOT AT
9 SECONDS.
THU
S WINDS 15 TO 20 KT, BECOMING SW 20 TO 25 KT IN THE
AFTERNOON. GUSTS UP TO 30 KT. SEAS 2 TO 3 FT, BUILDING TO 3 TO
5 FT IN THE AFTERNOON. WAVE DETAIL: S 3 FT AT 5 SECONDS AND SE
1 FOOT AT 9 SECONDS, BECOMING SW 5 FT AT 6 SECONDS AND SE 1 FOOT
AT 9 SECONDS.
THU NIGHT
SW WINDS 25 TO 30 KT. SEAS 5 TO 8 FT. WAVE DETAIL:
SW 8 FT AT 6 SECONDS AND E 1 FOOT AT 9 SECONDS. RAIN LIKELY AFTER
MIDNIGHT.
FRI
W WINDS 15 TO 20 KT, BECOMING N IN THE AFTERNOON. GUSTS UP
TO 25 KT. SEAS 5 TO 7 FT. WAVE DETAIL: S 7 FT AT 8 SECONDS AND W
2 FT AT 4 SECONDS. RAIN LIKELY, MAINLY IN THE MORNING.
FRI NIGHT
N WINDS 10 TO 15 KT, INCREASING TO 15 TO 20 KT AFTER
MIDNIGHT. SEAS 4 TO 6 FT, SUBSIDING TO 2 TO 4 FT AFTER MIDNIGHT.
SAT THROUGH SUN NIGHT
SW 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.
ANZ237-251800-
BLOCK ISLAND SOUND-
106 AM EDT WED MAR 25 2026
REST OF TONIGHT
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 S 2 FT AT
8 SECONDS.
WED
W WINDS 5 TO 10 KT WITH GUSTS UP TO 20 KT, BECOMING SW
10 TO 15 KT IN THE AFTERNOON. SEAS 2 TO 3 FT. WAVE DETAIL: W 2 FT
AT 4 SECONDS AND S 1 FOOT AT 8 SECONDS.
WED NIGHT
S WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT. SEAS
AROUND 2 FT. WAVE DETAIL: SW 2 FT AT 4 SECONDS AND SE 1 FOOT AT
8 SECONDS.
THU
SW WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT. SEAS 2 TO
4 FT. WAVE DETAIL: S 4 FT AT 7 SECONDS AND SW 3 FT AT 4 SECONDS.
THU NIGHT
SW WINDS 20 TO 25 KT WITH GUSTS UP TO 30 KT. SEAS
4 TO 6 FT. WAVE DETAIL: SW 6 FT AT 6 SECONDS AND E 1 FOOT AT
9 SECONDS. RAIN LIKELY AFTER MIDNIGHT.
FRI
W WINDS 15 TO 20 KT, BECOMING NW 10 TO 15 KT IN THE
AFTERNOON. GUSTS UP TO 25 KT. SEAS 4 TO 6 FT. WAVE DETAIL: S 5 FT
AT 8 SECONDS AND W 2 FT AT 5 SECONDS. RAIN LIKELY, MAINLY IN THE
MORNING.
FRI NIGHT
N WINDS 10 TO 15 KT. GUSTS UP TO 20 KT AFTER
MIDNIGHT. SEAS 3 TO 5 FT.
SAT THROUGH SUN NIGHT
SW WINDS 10 TO 15 KT WITH 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.
ANZ230-251800-
BOSTON HARBOR-
106 AM EDT WED MAR 25 2026
REST OF TONIGHT
SW WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT.
WAVES AROUND 2 FT.
WED
SW WINDS 5 TO 10 KT. WAVES AROUND 2 FT IN THE MORNING,
THEN 1 FOOT OR LESS.
WED NIGHT
S WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT. WAVES
AROUND 2 FT.
THU
SW WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT. WAVES AROUND
2 FT. A CHANCE OF RAIN IN THE MORNING.
THU NIGHT
SW WINDS 20 TO 25 KT. WAVES AROUND 2 FT. A CHANCE OF
RAIN IN THE EVENING, THEN RAIN LIKELY AFTER MIDNIGHT.
FRI
NW WINDS 15 TO 20 KT. WAVES AROUND 2 FT. RAIN LIKELY IN
THE MORNING.
FRI NIGHT
N WINDS 15 TO 20 KT. WAVES AROUND 2 FT.
SAT THROUGH SUN NIGHT
SW WINDS 10 TO 15 KT WITH GUSTS UP TO
20 KT. WAVES 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.
ANZ236-251800-
NARRAGANSETT BAY-
106 AM EDT WED MAR 25 2026
REST OF TONIGHT
SW WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT.
WAVES 2 TO 3 FT.
WED
W WINDS 5 TO 10 KT, BECOMING SW 10 TO 15 KT IN THE
AFTERNOON. WAVES AROUND 2 FT.
WED NIGHT
S WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT. WAVES
AROUND 2 FT.
THU
SW WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT. WAVES 2 TO
3 FT.
THU NIGHT
SW WINDS 20 TO 25 KT WITH GUSTS UP TO 30 KT. WAVES
3 TO 5 FT. RAIN LIKELY AFTER MIDNIGHT.
FRI
W WINDS 15 TO 20 KT, BECOMING N 10 TO 15 KT IN THE
AFTERNOON. GUSTS UP TO 25 KT. WAVES 2 TO 4 FT. RAIN LIKELY,
MAINLY IN THE MORNING.
FRI NIGHT
N WINDS 10 TO 15 KT. WAVES 2 TO 3 FT.
SAT THROUGH SUN NIGHT
SW WINDS 10 TO 15 KT. WAVES 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.
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