116
FZUS51 KBOX 230507
CWFBOX
COASTAL WATERS FORECAST FOR MASSACHUSETTS AND RHODE ISLAND
NATIONAL WEATHER SERVICE BOSTON/NORTON MA
106 AM EDT MON MAR 23 2026
COASTAL WATERS FROM THE MERRIMACK RIVER MA TO WATCH HILL RI OUT
TO 25 NM
ANZ200-231800-
106 AM EDT MON MAR 23 2026
SYNOPSIS FOR MASSACHUSETTS AND RHODE ISLAND COASTAL WATERS
RAIN OVERSPREADS THE WATERS TONIGHT THROUGH MON AS A FRONT CROSSES
THE REGION. HIGH PRES MOVES OVER THE WATERS TUE INTO WED. UNSETTLED
WEATHER POSSIBLE AGAIN TOWARDS THE LATTER HALF OF THE WEEK.
ANZ250-231800-
COASTAL WATERS EAST OF IPSWICH BAY AND THE STELLWAGEN BANK
NATIONAL MARINE SANCTUARY-
106 AM EDT MON MAR 23 2026
..SMALL CRAFT ADVISORY IN EFFECT THROUGH TUESDAY AFTERNOON
REST OF TONIGHT
N WINDS 20 TO 25 KT WITH GUSTS UP TO 30 KT.
SEAS 3 TO 5 FT. WAVE DETAIL: N 3 FT AT 4 SECONDS AND SE 3 FT AT
8 SECONDS. RAIN.
MON
NE WINDS 20 TO 25 KT WITH GUSTS UP TO 30 KT. SEAS 5 TO
8 FT. WAVE DETAIL: NE 7 FT AT 6 SECONDS AND SE 5 FT AT
10 SECONDS. RAIN WITH SNOW WITH POSSIBLE SLEET IN THE MORNING,
THEN A CHANCE OF SNOW SHOWERS IN THE AFTERNOON.
MON NIGHT
N WINDS 15 TO 20 KT WITH GUSTS UP TO 30 KT. SEAS
6 TO 8 FT. WAVE DETAIL: NE 7 FT AT 8 SECONDS AND SE 2 FT AT
9 SECONDS. SNOW SHOWERS LIKELY IN THE EVENING.
TUE
N WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT, BECOMING W
5 TO 10 KT IN THE AFTERNOON. SEAS 5 TO 7 FT. WAVE DETAIL: NE 6 FT
AT 9 SECONDS AND SE 2 FT AT 9 SECONDS.
TUE NIGHT THROUGH WED NIGHT
SW WINDS 15 TO 20 KT WITH GUSTS UP
TO 25 KT. SEAS 3 TO 5 FT. WAVE DETAIL: E 5 FT AT 9 SECONDS AND S
4 FT AT 5 SECONDS.
THU
S WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT. SEAS 2 TO
4 FT. WAVE DETAIL: S 2 FT AT 5 SECONDS AND E 1 FOOT AT
10 SECONDS.
THU NIGHT
S WINDS 20 TO 25 KT WITH GUSTS UP TO 35 KT. SEAS
4 TO 6 FT. RAIN LIKELY WITH A CHANCE OF SNOW.
FRI
NW WINDS 20 TO 25 KT WITH GUSTS UP TO 30 KT. SEAS 4 TO
6 FT. RAIN LIKELY.
FRI NIGHT
N WINDS 20 TO 25 KT. SEAS 4 TO 6 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.
ANZ251-231800-
MASSACHUSETTS BAY AND IPSWICH BAY-
106 AM EDT MON MAR 23 2026
..SMALL CRAFT ADVISORY IN EFFECT THROUGH TUESDAY AFTERNOON
REST OF TONIGHT
N WINDS 15 TO 20 KT WITH GUSTS UP TO 30 KT.
SEAS 3 TO 4 FT. WAVE DETAIL: N 3 FT AT 4 SECONDS AND E 2 FT AT
8 SECONDS. RAIN WITH POSSIBLE SNOW AND SLEET LIKELY.
MON
N WINDS 20 TO 25 KT WITH GUSTS UP TO 30 KT. SEAS 4 TO
6 FT. WAVE DETAIL: NE 6 FT AT 7 SECONDS AND E 4 FT AT 11 SECONDS.
SNOW LIKELY WITH POCKETS OF RAIN AND SLEET IN THE MORNING, THEN
SNOW SHOWERS LIKELY IN THE AFTERNOON.
MON NIGHT
N WINDS 10 TO 15 KT WITH GUSTS UP TO 25 KT. SEAS
4 TO 6 FT. WAVE DETAIL: NE 6 FT AT 8 SECONDS AND N 1 FOOT AT
5 SECONDS. SNOW SHOWERS LIKELY IN THE EVENING.
TUE
N WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT, BECOMING SW
5 TO 10 KT IN THE AFTERNOON. SEAS 3 TO 5 FT. WAVE DETAIL: E 5 FT
AT 9 SECONDS AND N 1 FOOT AT 4 SECONDS.
TUE NIGHT THROUGH WED NIGHT
SW WINDS 15 TO 20 KT WITH GUSTS UP
TO 25 KT. SEAS 2 TO 4 FT. WAVE DETAIL: E 4 FT AT 9 SECONDS AND S
3 FT AT 4 SECONDS.
THU
S 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.
THU NIGHT
S WINDS 20 TO 25 KT. SEAS 3 TO 5 FT. RAIN AND SNOW
LIKELY.
FRI
NW WINDS 20 TO 25 KT. SEAS 3 TO 5 FT. RAIN LIKELY.
FRI NIGHT
NW WINDS 20 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.
ANZ231-231800-
CAPE COD BAY-
106 AM EDT MON MAR 23 2026
..SMALL CRAFT ADVISORY IN EFFECT THROUGH THIS EVENING
REST OF TONIGHT
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 S 2 FT AT
7 SECONDS. RAIN.
MON
N WINDS 15 TO 20 KT WITH GUSTS UP TO 30 KT. SEAS 3 TO
5 FT. WAVE DETAIL: N 4 FT AT 5 SECONDS AND S 2 FT AT 8 SECONDS.
RAIN WITH A CHANCE OF SNOW IN THE MORNING, THEN A CHANCE OF SNOW
SHOWERS IN THE AFTERNOON.
MON NIGHT
N WINDS 15 TO 20 KT, DIMINISHING TO 10 TO 15 KT
AFTER MIDNIGHT. GUSTS UP TO 30 KT. SEAS 3 TO 5 FT. WAVE DETAIL: N
5 FT AT 6 SECONDS AND E 4 FT AT 10 SECONDS. SNOW SHOWERS LIKELY
IN THE EVENING.
TUE
N WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT, BECOMING NW
5 TO 10 KT IN THE AFTERNOON. SEAS 2 TO 4 FT. WAVE DETAIL: NE 4 FT
AT 9 SECONDS AND N 3 FT AT 5 SECONDS.
TUE NIGHT THROUGH WED NIGHT
SW WINDS 15 TO 20 KT WITH GUSTS UP
TO 25 KT. SEAS 2 TO 4 FT. WAVE DETAIL: NE 3 FT AT 9 SECONDS AND
SW 2 FT AT 3 SECONDS.
THU
SW WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT. SEAS AROUND
2 FT. WAVE DETAIL: S 1 FOOT AT 4 SECONDS AND E 1 FOOT AT
9 SECONDS.
THU NIGHT
S WINDS 20 TO 25 KT WITH GUSTS UP TO 30 KT. SEAS
2 TO 4 FT. RAIN LIKELY WITH A CHANCE OF SNOW.
FRI
NW WINDS 20 TO 25 KT. SEAS 3 TO 4 FT. RAIN LIKELY.
FRI NIGHT
N WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT. SEAS
3 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.
ANZ254-231800-
COASTAL WATERS FROM PROVINCETOWN MA TO CHATHAM MA TO NANTUCKET MA
OUT 20 NM-
106 AM EDT MON MAR 23 2026
..SMALL CRAFT ADVISORY IN EFFECT THROUGH TUESDAY AFTERNOON
REST OF TONIGHT
N WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT.
SEAS 3 TO 5 FT. WAVE DETAIL: S 3 FT AT 7 SECONDS AND SE 3 FT AT
9 SECONDS. RAIN.
MON
N WINDS 15 TO 20 KT WITH GUSTS UP TO 30 KT. SEAS 5 TO
7 FT. WAVE DETAIL: N 6 FT AT 5 SECONDS AND S 4 FT AT 8 SECONDS.
RAIN IN THE MORNING, THEN A CHANCE OF RAIN AND SNOW SHOWERS IN
THE AFTERNOON.
MON NIGHT
N WINDS 15 TO 20 KT WITH GUSTS UP TO 30 KT. SEAS
5 TO 8 FT. WAVE DETAIL: NE 7 FT AT 7 SECONDS AND E 7 FT AT
10 SECONDS. A CHANCE OF SNOW SHOWERS.
TUE
N WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT, BECOMING NW
5 TO 10 KT IN THE AFTERNOON. SEAS 5 TO 7 FT. WAVE DETAIL: NE 6 FT
AT 9 SECONDS AND S 3 FT AT 9 SECONDS.
TUE NIGHT THROUGH WED NIGHT
SW WINDS 15 TO 20 KT WITH GUSTS UP
TO 25 KT. SEAS 3 TO 5 FT. WAVE DETAIL: NE 5 FT AT 9 SECONDS AND
SW 3 FT AT 4 SECONDS.
THU
SW WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT. SEAS 3 TO
4 FT. WAVE DETAIL: SW 2 FT AT 5 SECONDS AND E 1 FOOT AT
9 SECONDS.
THU NIGHT
S WINDS 25 TO 30 KT WITH GUSTS UP TO 35 KT. SEAS
5 TO 7 FT. A CHANCE OF RAIN AND SNOW.
FRI
W WINDS 25 TO 30 KT. SEAS 5 TO 8 FT. A CHANCE OF RAIN.
FRI NIGHT
N WINDS 20 TO 25 KT. SEAS 5 TO 7 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.
ANZ255-231800-
COASTAL WATERS EXTENDING OUT TO 25 NM SOUTH OF MARTHAS VINEYARD
AND NANTUCKET-
106 AM EDT MON MAR 23 2026
..SMALL CRAFT ADVISORY IN EFFECT THROUGH TUESDAY AFTERNOON
REST OF TONIGHT
N WINDS 10 TO 15 KT WITH GUSTS UP TO 25 KT.
SEAS 4 TO 5 FT. WAVE DETAIL: S 5 FT AT 7 SECONDS AND SE 2 FT AT
8 SECONDS. RAIN.
MON
N WINDS 15 TO 20 KT, INCREASING TO 20 TO 25 KT IN THE
AFTERNOON. GUSTS UP TO 30 KT. SEAS 4 TO 6 FT. WAVE DETAIL: S 5 FT
AT 7 SECONDS AND N 4 FT AT 5 SECONDS. RAIN IN THE MORNING, THEN A
CHANCE OF RAIN AND SNOW SHOWERS IN THE AFTERNOON.
MON NIGHT
N WINDS 15 TO 20 KT, DIMINISHING TO 10 TO 15 KT
AFTER MIDNIGHT. GUSTS UP TO 30 KT. SEAS 4 TO 6 FT. WAVE DETAIL:
NE 4 FT AT 7 SECONDS AND S 4 FT AT 8 SECONDS. A CHANCE OF SNOW
AND RAIN SHOWERS IN THE EVENING.
TUE
N WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT, BECOMING NW
5 TO 10 KT IN THE AFTERNOON. SEAS 4 TO 6 FT. WAVE DETAIL: E 4 FT
AT 8 SECONDS AND N 3 FT AT 4 SECONDS.
TUE NIGHT THROUGH WED NIGHT
SW WINDS 15 TO 20 KT. SEAS 3 TO
5 FT. WAVE DETAIL: SW 4 FT AT 5 SECONDS AND E 4 FT AT 9 SECONDS.
THU
S WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT. SEAS 3 TO
4 FT. WAVE DETAIL: S 3 FT AT 6 SECONDS AND E 1 FOOT AT 9 SECONDS.
THU NIGHT AND FRI
S WINDS 25 TO 30 KT, BECOMING W. SEAS 5 TO
8 FT. A CHANCE OF RAIN.
FRI NIGHT
N WINDS 20 TO 25 KT. SEAS 4 TO 6 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.
ANZ256-231800-
COASTAL WATERS FROM MONTAUK NY TO MARTHAS VINEYARD EXTENDING OUT
TO 20 NM SOUTH OF BLOCK ISLAND-
106 AM EDT MON MAR 23 2026
..SMALL CRAFT ADVISORY IN EFFECT THROUGH TUESDAY AFTERNOON
REST OF TONIGHT
N WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT.
SEAS 4 TO 5 FT. WAVE DETAIL: S 5 FT AT 7 SECONDS AND SE 2 FT AT
8 SECONDS. RAIN.
MON
N WINDS 15 TO 20 KT WITH GUSTS UP TO 30 KT. SEAS 5 TO
6 FT. WAVE DETAIL: S 5 FT AT 8 SECONDS AND N 4 FT AT 5 SECONDS.
RAIN IN THE MORNING, THEN A CHANCE OF RAIN AND SNOW SHOWERS IN
THE AFTERNOON.
MON NIGHT
N WINDS 15 TO 20 KT WITH GUSTS UP TO 30 KT. SEAS
4 TO 5 FT. WAVE DETAIL: N 4 FT AT 5 SECONDS AND S 4 FT AT
8 SECONDS. A CHANCE OF SNOW SHOWERS. A CHANCE OF SHOWERS IN THE
EVENING.
TUE
N WINDS 15 TO 20 KT, BECOMING NW 5 TO 10 KT IN THE
AFTERNOON. SEAS 3 TO 5 FT. WAVE DETAIL: N 3 FT AT 4 SECONDS AND
SE 3 FT AT 9 SECONDS.
TUE NIGHT THROUGH WED 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 E
3 FT AT 9 SECONDS.
THU
S WINDS 15 TO 20 KT. SEAS 3 TO 4 FT. WAVE DETAIL: SW 3 FT
AT 5 SECONDS AND S 3 FT AT 8 SECONDS.
THU NIGHT
SW WINDS 25 TO 30 KT WITH GUSTS UP TO 35 KT. SEAS
5 TO 7 FT. RAIN LIKELY.
FRI
W WINDS 25 TO 30 KT WITH GUSTS UP TO 35 KT. SEAS 5 TO
8 FT. A CHANCE OF RAIN.
FRI NIGHT
N WINDS 20 TO 25 KT. SEAS 4 TO 6 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.
ANZ232-231800-
NANTUCKET SOUND-
106 AM EDT MON MAR 23 2026
..SMALL CRAFT ADVISORY IN EFFECT THROUGH THIS EVENING
REST OF TONIGHT
N WINDS 10 TO 15 KT WITH GUSTS UP TO 25 KT.
SEAS 2 TO 3 FT. WAVE DETAIL: S 2 FT AT 7 SECONDS AND N 1 FOOT AT
4 SECONDS. RAIN.
MON
N WINDS 15 TO 20 KT WITH GUSTS UP TO 30 KT. SEAS 3 TO
4 FT. WAVE DETAIL: N 3 FT AT 4 SECONDS AND S 2 FT AT 7 SECONDS.
RAIN IN THE MORNING, THEN SHOWERS LIKELY WITH A CHANCE OF SNOW
SHOWERS IN THE AFTERNOON.
MON NIGHT
N WINDS 15 TO 20 KT, DIMINISHING TO 10 TO 15 KT
AFTER MIDNIGHT. GUSTS UP TO 30 KT. SEAS 2 TO 4 FT. WAVE DETAIL: N
3 FT AT 4 SECONDS AND E 2 FT AT 9 SECONDS. A CHANCE OF SNOW
SHOWERS.
TUE
N WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT, BECOMING NW
5 TO 10 KT IN THE AFTERNOON. SEAS 2 TO 4 FT. WAVE DETAIL: N 2 FT
AT 4 SECONDS AND E 2 FT AT 9 SECONDS.
TUE NIGHT THROUGH WED 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
2 FT AT 9 SECONDS.
THU
SW WINDS 10 TO 15 KT. SEAS AROUND 2 FT. WAVE DETAIL: S
2 FT AT 4 SECONDS AND E 1 FOOT AT 9 SECONDS.
THU NIGHT
S WINDS 25 TO 30 KT. SEAS 3 TO 5 FT. RAIN LIKELY.
FRI
NW WINDS 25 TO 30 KT. SEAS 3 TO 5 FT. A CHANCE OF RAIN.
FRI NIGHT
N 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.
ANZ233-231800-
VINEYARD SOUND-
106 AM EDT MON MAR 23 2026
..SMALL CRAFT ADVISORY IN EFFECT THROUGH THIS EVENING
REST OF TONIGHT
N WINDS 10 TO 15 KT WITH GUSTS UP TO 25 KT.
SEAS 2 TO 4 FT. WAVE DETAIL: S 2 FT AT 7 SECONDS AND N 1 FOOT AT
4 SECONDS. RAIN.
MON
N WINDS 15 TO 20 KT WITH GUSTS UP TO 30 KT. SEAS 3 TO
5 FT. WAVE DETAIL: N 2 FT AT 4 SECONDS AND S 2 FT AT 7 SECONDS.
RAIN IN THE MORNING, THEN A CHANCE OF SNOW AND RAIN SHOWERS IN
THE AFTERNOON.
MON NIGHT
N WINDS 10 TO 15 KT WITH GUSTS UP TO 25 KT. SEAS
2 TO 3 FT. WAVE DETAIL: N 2 FT AT 4 SECONDS AND S 2 FT AT
7 SECONDS. A CHANCE OF SNOW SHOWERS.
TUE
N WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT, BECOMING NW
5 TO 10 KT IN THE AFTERNOON. SEAS 2 TO 3 FT. WAVE DETAIL: N 2 FT
AT 4 SECONDS AND S 2 FT AT 8 SECONDS.
TUE NIGHT THROUGH 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
NE 1 FOOT AT 3 SECONDS.
THU
SW WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT. SEAS AROUND
2 FT. WAVE DETAIL: S 2 FT AT 6 SECONDS AND E 1 FOOT AT 9 SECONDS.
THU NIGHT
S WINDS 25 TO 30 KT. SEAS 3 TO 5 FT. RAIN LIKELY.
FRI
W WINDS 25 TO 30 KT. SEAS 4 TO 6 FT. A CHANCE OF RAIN.
FRI NIGHT
N 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.
ANZ234-231800-
BUZZARDS BAY-
106 AM EDT MON MAR 23 2026
..SMALL CRAFT ADVISORY IN EFFECT THROUGH THIS EVENING
REST OF TONIGHT
N WINDS 10 TO 15 KT WITH GUSTS UP TO 25 KT.
SEAS 2 TO 4 FT. WAVE DETAIL: SW 2 FT AT 7 SECONDS AND N 1 FOOT AT
4 SECONDS. RAIN.
MON
N WINDS 15 TO 20 KT WITH GUSTS UP TO 30 KT. SEAS 3 TO
5 FT. WAVE DETAIL: N 2 FT AT 4 SECONDS AND SW 2 FT AT 7 SECONDS.
RAIN IN THE MORNING, THEN A CHANCE OF SNOW AND RAIN SHOWERS IN
THE AFTERNOON.
MON NIGHT
N WINDS 10 TO 15 KT, BECOMING NW 5 TO 10 KT AFTER
MIDNIGHT. GUSTS UP TO 25 KT. SEAS 2 TO 3 FT. WAVE DETAIL: N 2 FT
AT 4 SECONDS AND S 2 FT AT 7 SECONDS. A CHANCE OF SNOW SHOWERS.
TUE
NW WINDS 5 TO 10 KT. GUSTS UP TO 20 KT IN THE MORNING.
SEAS 2 TO 3 FT. WAVE DETAIL: E 2 FT AT 9 SECONDS AND N 1 FOOT AT
4 SECONDS.
TUE NIGHT
SW WINDS 10 TO 15 KT. GUSTS UP TO 20 KT AFTER
MIDNIGHT. SEAS AROUND 2 FT. WAVE DETAIL: SW 2 FT AT 4 SECONDS AND
E 2 FT AT 9 SECONDS.
WED AND WED NIGHT
SW WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT.
SEAS 2 TO 4 FT. WAVE DETAIL: S 4 FT AT 6 SECONDS AND E 1 FOOT AT
9 SECONDS.
THU
SW WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT. SEAS AROUND
2 FT.
THU NIGHT
S WINDS 25 TO 30 KT. SEAS 3 TO 5 FT. RAIN LIKELY.
FRI
W WINDS 25 TO 30 KT. SEAS 3 TO 5 FT. A CHANCE OF RAIN.
FRI NIGHT
N 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.
ANZ235-231800-
RHODE ISLAND SOUND-
106 AM EDT MON MAR 23 2026
..SMALL CRAFT ADVISORY IN EFFECT THROUGH THIS EVENING
REST OF TONIGHT
N WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT.
SEAS 3 TO 4 FT. WAVE DETAIL: S 4 FT AT 7 SECONDS AND N 1 FOOT AT
3 SECONDS. RAIN.
MON
N WINDS 15 TO 20 KT WITH GUSTS UP TO 30 KT. SEAS 3 TO
5 FT. WAVE DETAIL: S 5 FT AT 8 SECONDS AND N 3 FT AT 4 SECONDS.
RAIN IN THE MORNING, THEN A CHANCE OF SNOW AND RAIN SHOWERS IN
THE AFTERNOON.
MON NIGHT
N WINDS 10 TO 15 KT WITH GUSTS UP TO 25 KT. SEAS
3 TO 4 FT. WAVE DETAIL: S 4 FT AT 8 SECONDS AND N 3 FT AT
4 SECONDS. A CHANCE OF SNOW SHOWERS.
TUE
N WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT, BECOMING W
5 TO 10 KT IN THE AFTERNOON. SEAS 2 TO 4 FT. WAVE DETAIL: S 3 FT
AT 8 SECONDS AND SE 3 FT AT 9 SECONDS.
TUE NIGHT THROUGH WED 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 S
2 FT AT 8 SECONDS.
THU
SW WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT. SEAS 2 TO
3 FT. WAVE DETAIL: S 3 FT AT 8 SECONDS AND SW 2 FT AT 5 SECONDS.
THU NIGHT
SW WINDS 25 TO 30 KT. SEAS 4 TO 6 FT. RAIN LIKELY.
FRI
W WINDS 25 TO 30 KT. SEAS 4 TO 6 FT. A CHANCE OF RAIN.
FRI NIGHT
N 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.
ANZ237-231800-
BLOCK ISLAND SOUND-
106 AM EDT MON MAR 23 2026
..SMALL CRAFT ADVISORY IN EFFECT THROUGH THIS EVENING
REST OF TONIGHT
NE WINDS 10 TO 15 KT WITH GUSTS UP TO 25 KT.
SEAS 3 TO 4 FT. WAVE DETAIL: S 4 FT AT 7 SECONDS AND SE 1 FOOT AT
8 SECONDS. RAIN.
MON
N WINDS 15 TO 20 KT WITH GUSTS UP TO 30 KT. SEAS 3 TO
4 FT. WAVE DETAIL: S 4 FT AT 8 SECONDS AND N 2 FT AT 4 SECONDS.
RAIN WITH A CHANCE OF SNOW IN THE MORNING, THEN A CHANCE OF RAIN
AND SNOW SHOWERS IN THE AFTERNOON.
MON NIGHT
N WINDS 10 TO 15 KT WITH GUSTS UP TO 30 KT. SEAS
3 TO 4 FT. WAVE DETAIL: S 4 FT AT 8 SECONDS AND N 2 FT AT
4 SECONDS. A CHANCE OF SNOW AND RAIN SHOWERS.
TUE
N WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT, BECOMING SW
5 TO 10 KT IN THE AFTERNOON. SEAS 2 TO 3 FT. WAVE DETAIL: S 3 FT
AT 8 SECONDS AND NW 2 FT AT 3 SECONDS.
TUE NIGHT THROUGH WED 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 S
2 FT AT 8 SECONDS.
THU
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 SE 1 FOOT AT
9 SECONDS.
THU NIGHT
SW WINDS 20 TO 25 KT WITH GUSTS UP TO 30 KT. SEAS
3 TO 5 FT. RAIN LIKELY WITH A CHANCE OF SNOW.
FRI
W WINDS 20 TO 25 KT WITH GUSTS UP TO 30 KT. SEAS 4 TO
6 FT. A CHANCE OF RAIN.
FRI NIGHT
N 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.
ANZ230-231800-
BOSTON HARBOR-
106 AM EDT MON MAR 23 2026
..SMALL CRAFT ADVISORY IN EFFECT THROUGH THIS EVENING
REST OF TONIGHT
N WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT.
WAVES AROUND 2 FT. RAIN, SNOW WITH A CHANCE OF SLEET.
MON
N WINDS 15 TO 20 KT, DIMINISHING TO 10 TO 15 KT IN THE
AFTERNOON. GUSTS UP TO 30 KT. WAVES AROUND 2 FT. SNOW, A CHANCE
OF SLEET AND RAIN IN THE MORNING, THEN SNOW SHOWERS LIKELY IN THE
AFTERNOON.
MON NIGHT
N WINDS 5 TO 10 KT WITH GUSTS UP TO 20 KT. WAVES
AROUND 2 FT. SNOW SHOWERS LIKELY IN THE EVENING.
TUE
NW WINDS 5 TO 10 KT WITH GUSTS UP TO 20 KT, BECOMING W IN
THE AFTERNOON. WAVES AROUND 2 FT IN THE MORNING, THEN 1 FOOT OR
LESS. AT THE OUTER HARBOR ENTRANCE, WAVES 2 TO 4 FT.
TUE NIGHT THROUGH WED NIGHT
SW WINDS 15 TO 20 KT WITH GUSTS UP
TO 25 KT. WAVES AROUND 2 FT.
THU
SW WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT. WAVES AROUND
2 FT.
THU NIGHT AND FRI
SW WINDS 20 TO 25 KT, BECOMING NW. WAVES
AROUND 2 FT. RAIN LIKELY.
FRI NIGHT
NW WINDS 15 TO 20 KT WITH GUSTS UP TO 25 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.
ANZ236-231800-
NARRAGANSETT BAY-
106 AM EDT MON MAR 23 2026
..SMALL CRAFT ADVISORY IN EFFECT THROUGH THIS EVENING
REST OF TONIGHT
N WINDS 10 TO 15 KT WITH GUSTS UP TO 25 KT.
WAVES 2 TO 3 FT. RAIN.
MON
N WINDS 10 TO 15 KT WITH GUSTS UP TO 30 KT. WAVES AROUND
3 FT. RAIN WITH A CHANCE OF SNOW IN THE MORNING, THEN A CHANCE OF
SNOW SHOWERS IN THE AFTERNOON.
MON NIGHT
N WINDS 5 TO 10 KT WITH GUSTS UP TO 25 KT. WAVES
2 TO 3 FT. SNOW SHOWERS LIKELY IN THE EVENING.
TUE
N WINDS 5 TO 10 KT WITH GUSTS UP TO 20 KT, BECOMING W IN
THE AFTERNOON. WAVES 2 TO 3 FT.
TUE NIGHT THROUGH WED NIGHT
SW WINDS 15 TO 20 KT WITH GUSTS UP
TO 25 KT. WAVES 2 TO 3 FT.
THU
SW WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT. WAVES AROUND
2 FT.
THU NIGHT AND FRI
SW WINDS 20 TO 25 KT, BECOMING NW 15 TO
20 KT. GUSTS UP TO 30 KT. WAVES 3 TO 5 FT. RAIN LIKELY.
FRI NIGHT
N WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT. WAVES
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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