982
FZUS51 KBOX 311705
CWFBOX
COASTAL WATERS FORECAST FOR MASSACHUSETTS AND RHODE ISLAND
NATIONAL WEATHER SERVICE BOSTON/NORTON MA
105 PM EDT SUN MAY 31 2026
COASTAL WATERS FROM THE MERRIMACK RIVER MA TO WATCH HILL RI OUT
TO 60 NM
ANZ200-010600-
105 PM EDT SUN MAY 31 2026
SYNOPSIS FOR MASSACHUSETTS AND RHODE ISLAND COASTAL WATERS
STORM-FORCE GUSTS WILL DROP OFF THIS EVENING INTO TONIGHT. HIGH PRES
BRIEFLY BUILDS SOUTH OF THE WATERS SUN BEFORE ANOTHER NORTHERN
STREAM SHORTWAVE/LOW PRES SYSTEM CROSSES THE REGION MON. LOW PRES
WILL THEN MEANDER SOUTH OF THE WATERS INTO THE MIDDLE OF NEXT WEEK.
ANZ250-010600-
COASTAL WATERS EAST OF IPSWICH BAY AND THE STELLWAGEN BANK
NATIONAL MARINE SANCTUARY-
105 PM EDT SUN MAY 31 2026
..SMALL CRAFT ADVISORY IN EFFECT UNTIL 8 PM EDT THIS EVENING
THIS AFTERNOON
S WINDS 5 TO 10 KT. SEAS 4 TO 5 FT. WAVE
DETAIL: E 5 FT AT 9 SECONDS AND NE 3 FT AT 6 SECONDS. A CHANCE OF
SHOWERS WITH ISOLATED TSTMS.
TONIGHT
SW WINDS 5 TO 10 KT, BECOMING NW AFTER MIDNIGHT. SEAS
3 TO 4 FT. WAVE DETAIL: E 4 FT AT 9 SECONDS AND NE 2 FT AT
6 SECONDS. A CHANCE OF SHOWERS IN THE EVENING.
MON
NE WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT. SEAS 3 TO
4 FT. WAVE DETAIL: E 4 FT AT 9 SECONDS AND NE 3 FT AT 4 SECONDS.
MON NIGHT
SE WINDS AROUND 5 KT, BECOMING W AROUND 5 KT AFTER
MIDNIGHT. SEAS 3 TO 4 FT. WAVE DETAIL: E 4 FT AT 9 SECONDS AND NE
2 FT AT 6 SECONDS.
TUE
SW WINDS 5 TO 10 KT. SEAS 2 TO 3 FT. WAVE DETAIL: E 3 FT
AT 10 SECONDS AND NE 2 FT AT 4 SECONDS.
TUE NIGHT
S WINDS AROUND 10 KT, BECOMING W AFTER MIDNIGHT.
SEAS 2 TO 3 FT. WAVE DETAIL: E 2 FT AT 9 SECONDS AND SE 1 FOOT AT
4 SECONDS.
WED THROUGH THU NIGHT
SW WINDS 5 TO 10 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.
ANZ251-010600-
MASSACHUSETTS BAY AND IPSWICH BAY-
105 PM EDT SUN MAY 31 2026
THIS AFTERNOON
S WINDS 5 TO 10 KT. SEAS 3 TO 4 FT. WAVE
DETAIL: E 4 FT AT 9 SECONDS AND NE 2 FT AT 5 SECONDS. A CHANCE OF
SHOWERS WITH A SLIGHT CHANCE OF TSTMS.
TONIGHT
SW WINDS 5 TO 10 KT, BECOMING NW AFTER MIDNIGHT. SEAS
2 TO 4 FT. WAVE DETAIL: E 4 FT AT 8 SECONDS AND S 2 FT AT
7 SECONDS. SHOWERS LIKELY IN THE EVENING.
MON
NE WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT. SEAS 2 TO
3 FT. WAVE DETAIL: E 3 FT AT 6 SECONDS AND E 3 FT AT 9 SECONDS.
MON NIGHT
SE WINDS AROUND 5 KT, BECOMING W AFTER MIDNIGHT.
SEAS 2 TO 3 FT. WAVE DETAIL: NE 3 FT AT 6 SECONDS AND E 3 FT AT
9 SECONDS.
TUE
SW WINDS AROUND 5 KT, BECOMING S IN THE AFTERNOON. SEAS
2 TO 3 FT. WAVE DETAIL: E 3 FT AT 5 SECONDS AND E 3 FT AT
9 SECONDS.
TUE NIGHT
S WINDS 5 TO 10 KT, BECOMING W AFTER MIDNIGHT. SEAS
AROUND 2 FT. WAVE DETAIL: S 2 FT AT 3 SECONDS AND E 2 FT AT
9 SECONDS.
WED THROUGH THU NIGHT
SW 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.
ANZ231-010600-
CAPE COD BAY-
105 PM EDT SUN MAY 31 2026
THIS AFTERNOON
S WINDS AROUND 5 KT. SEAS 2 TO 3 FT. WAVE
DETAIL: N 3 FT AT 7 SECONDS AND S 1 FOOT AT 7 SECONDS. A CHANCE
OF SHOWERS.
TONIGHT
W WINDS 5 TO 10 KT. SEAS 2 TO 3 FT. WAVE DETAIL: NE
3 FT AT 7 SECONDS AND SW 1 FOOT AT 3 SECONDS. SHOWERS LIKELY IN
THE EVENING.
MON
NE WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT. SEAS 2 TO
3 FT. WAVE DETAIL: N 1 FOOT AT 3 SECONDS AND SE 1 FOOT AT
9 SECONDS.
MON NIGHT
NE WINDS AROUND 5 KT, BECOMING NW AFTER MIDNIGHT.
SEAS AROUND 2 FT. WAVE DETAIL: N 1 FOOT AT 4 SECONDS AND SE
1 FOOT AT 8 SECONDS.
TUE
SW WINDS AROUND 5 KT, BECOMING S IN THE AFTERNOON. SEAS
AROUND 2 FT. WAVE DETAIL: E 2 FT AT 12 SECONDS AND SW 1 FOOT AT
4 SECONDS.
TUE NIGHT
SW WINDS 5 TO 10 KT. SEAS AROUND 2 FT. WAVE DETAIL:
S 1 FOOT AT 2 SECONDS AND E 1 FOOT AT 3 SECONDS.
WED THROUGH THU NIGHT
SW WINDS 5 TO 10 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.
ANZ254-010600-
COASTAL WATERS FROM PROVINCETOWN MA TO CHATHAM MA TO NANTUCKET MA
OUT 20 NM-
105 PM EDT SUN MAY 31 2026
..SMALL CRAFT ADVISORY IN EFFECT UNTIL 11 PM EDT THIS EVENING
THIS AFTERNOON
SW WINDS 10 TO 15 KT. SEAS 5 TO 7 FT. WAVE
DETAIL: E 6 FT AT 10 SECONDS AND NE 3 FT AT 6 SECONDS.
TONIGHT
W WINDS 5 TO 10 KT. SEAS 4 TO 6 FT. WAVE DETAIL: E
6 FT AT 9 SECONDS AND NE 2 FT AT 6 SECONDS. A CHANCE OF SHOWERS
IN THE EVENING.
MON
N WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT. SEAS 3 TO
4 FT. WAVE DETAIL: E 4 FT AT 9 SECONDS AND E 3 FT AT 5 SECONDS.
MON NIGHT
NE WINDS 5 TO 10 KT. SEAS 3 TO 4 FT. WAVE DETAIL: E
4 FT AT 9 SECONDS AND NE 2 FT AT 3 SECONDS.
TUE
E WINDS AROUND 5 KT, BECOMING S IN THE AFTERNOON. SEAS
3 TO 4 FT. WAVE DETAIL: E 4 FT AT 9 SECONDS AND NE 2 FT AT
5 SECONDS.
TUE NIGHT
SW WINDS 5 TO 10 KT. SEAS 2 TO 3 FT. WAVE DETAIL: E
3 FT AT 10 SECONDS AND SW 1 FOOT AT 4 SECONDS.
WED THROUGH THU
S WINDS 5 TO 10 KT. SEAS 2 TO 4 FT.
THU NIGHT
SW WINDS AROUND 10 KT. SEAS 3 TO 5 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.
ANZ255-010600-
COASTAL WATERS EXTENDING OUT TO 25 NM SOUTH OF MARTHAS VINEYARD
AND NANTUCKET-
105 PM EDT SUN MAY 31 2026
..SMALL CRAFT ADVISORY IN EFFECT UNTIL 11 PM EDT THIS EVENING
THIS AFTERNOON
SW WINDS 10 TO 15 KT. SEAS 4 TO 6 FT. WAVE
DETAIL: E 6 FT AT 10 SECONDS AND SE 3 FT AT 11 SECONDS.
TONIGHT
SW WINDS 10 TO 15 KT. SEAS 4 TO 6 FT. WAVE DETAIL: E
5 FT AT 10 SECONDS AND W 3 FT AT 4 SECONDS. SHOWERS LIKELY IN THE
EVENING.
MON
NW WINDS 10 TO 15 KT, BECOMING NE 15 TO 20 KT IN THE
AFTERNOON. SEAS 3 TO 4 FT. WAVE DETAIL: E 4 FT AT 9 SECONDS AND
NE 2 FT AT 4 SECONDS.
MON NIGHT
NE WINDS 10 TO 15 KT, DIMINISHING TO AROUND 5 KT
AFTER MIDNIGHT. SEAS 2 TO 4 FT. WAVE DETAIL: E 4 FT AT 10 SECONDS
AND NE 3 FT AT 4 SECONDS.
TUE
NE WINDS AROUND 5 KT, BECOMING SE IN THE AFTERNOON. SEAS
2 TO 4 FT. WAVE DETAIL: E 3 FT AT 9 SECONDS AND E 2 FT AT
5 SECONDS.
TUE NIGHT
S WINDS 5 TO 10 KT, BECOMING SW AFTER MIDNIGHT. SEAS
2 TO 3 FT. WAVE DETAIL: E 3 FT AT 10 SECONDS AND SE 2 FT AT
13 SECONDS.
WED THROUGH THU NIGHT
SW WINDS 10 TO 15 KT. SEAS 3 TO 5 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.
ANZ256-010600-
COASTAL WATERS FROM MONTAUK NY TO MARTHAS VINEYARD EXTENDING OUT
TO 20 NM SOUTH OF BLOCK ISLAND-
105 PM EDT SUN MAY 31 2026
..SMALL CRAFT ADVISORY IN EFFECT UNTIL 11 PM EDT THIS EVENING
THIS AFTERNOON
SW WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT.
SEAS 4 TO 5 FT. WAVE DETAIL: E 5 FT AT 11 SECONDS AND W 3 FT AT
4 SECONDS.
TONIGHT
SW WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT, BECOMING
W 5 TO 10 KT AFTER MIDNIGHT. SEAS 3 TO 5 FT. WAVE DETAIL: E 4 FT
AT 10 SECONDS AND SW 3 FT AT 5 SECONDS. A CHANCE OF SHOWERS IN
THE EVENING.
MON
NW WINDS 10 TO 15 KT, BECOMING NE WITH GUSTS UP TO 20 KT
IN THE AFTERNOON. SEAS 3 TO 4 FT. WAVE DETAIL: NE 3 FT AT
4 SECONDS AND E 3 FT AT 9 SECONDS.
MON NIGHT
NE WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT,
DIMINISHING TO 5 TO 10 KT AFTER MIDNIGHT. SEAS 2 TO 4 FT. WAVE
DETAIL: E 3 FT AT 4 SECONDS AND E 3 FT AT 9 SECONDS.
TUE
NE WINDS AROUND 5 KT, BECOMING SE IN THE AFTERNOON. SEAS
2 TO 3 FT. WAVE DETAIL: SE 3 FT AT 10 SECONDS AND NE 1 FOOT AT
4 SECONDS.
TUE NIGHT
S WINDS 5 TO 10 KT, BECOMING W AFTER MIDNIGHT. SEAS
2 TO 3 FT. WAVE DETAIL: E 3 FT AT 10 SECONDS AND SW 2 FT AT
4 SECONDS.
WED AND WED NIGHT
NE WINDS 5 TO 10 KT, BECOMING S. SEAS 2 TO
4 FT.
THU AND THU NIGHT
SE WINDS 10 TO 15 KT, BECOMING SW. SEAS 3 TO
5 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.
ANZ232-010600-
NANTUCKET SOUND-
105 PM EDT SUN MAY 31 2026
THIS AFTERNOON
SW WINDS 10 TO 15 KT. SEAS 2 TO 4 FT. WAVE
DETAIL: E 3 FT AT 10 SECONDS AND W 2 FT AT 3 SECONDS. A SLIGHT
CHANCE OF SHOWERS.
TONIGHT
W WINDS 5 TO 10 KT. SEAS 2 TO 4 FT. WAVE DETAIL: SW
2 FT AT 3 SECONDS AND E 2 FT AT 5 SECONDS. SHOWERS LIKELY IN THE
EVENING.
MON
N WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT. SEAS 2 TO
3 FT. WAVE DETAIL: E 2 FT AT 5 SECONDS AND E 2 FT AT 9 SECONDS.
MON NIGHT
NE WINDS 5 TO 10 KT. SEAS 2 TO 3 FT. WAVE DETAIL: NE
2 FT AT 4 SECONDS AND E 2 FT AT 9 SECONDS.
TUE
NE WINDS AROUND 5 KT, BECOMING S IN THE AFTERNOON. SEAS
AROUND 2 FT. WAVE DETAIL: SE 2 FT AT 9 SECONDS AND SE 2 FT AT
12 SECONDS.
TUE NIGHT
SW WINDS 5 TO 10 KT. SEAS AROUND 2 FT. WAVE DETAIL:
S 1 FOOT AT 3 SECONDS AND E 1 FOOT AT 5 SECONDS.
WED THROUGH THU NIGHT
SW WINDS 5 TO 10 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.
ANZ233-010600-
VINEYARD SOUND-
105 PM EDT SUN MAY 31 2026
THIS AFTERNOON
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 2 FT AT
10 SECONDS. A CHANCE OF SHOWERS.
TONIGHT
W WINDS 5 TO 10 KT. SEAS 2 TO 3 FT. WAVE DETAIL: SE
2 FT AT 6 SECONDS AND E 2 FT AT 10 SECONDS. SHOWERS LIKELY IN THE
EVENING.
MON
N WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT. SEAS AROUND
2 FT. WAVE DETAIL: W 2 FT AT 5 SECONDS AND NE 1 FOOT AT
5 SECONDS.
MON NIGHT
NE WINDS 10 TO 15 KT, DIMINISHING TO AROUND 5 KT
AFTER MIDNIGHT. SEAS AROUND 2 FT. WAVE DETAIL: NE 1 FOOT AT
3 SECONDS AND SW 1 FOOT AT 5 SECONDS.
TUE
NE WINDS AROUND 5 KT, BECOMING S IN THE AFTERNOON. SEAS
AROUND 2 FT. WAVE DETAIL: S 2 FT AT 5 SECONDS AND E 1 FOOT AT
9 SECONDS.
TUE NIGHT
SW WINDS 5 TO 10 KT. SEAS AROUND 2 FT. WAVE DETAIL:
S 2 FT AT 4 SECONDS AND S 1 FOOT AT 8 SECONDS.
WED THROUGH THU 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.
ANZ234-010600-
BUZZARDS BAY-
105 PM EDT SUN MAY 31 2026
THIS AFTERNOON
SW WINDS 10 TO 15 KT. SEAS AROUND 2 FT. WAVE
DETAIL: SW 2 FT AT 3 SECONDS AND E 2 FT AT 9 SECONDS. A CHANCE OF
SHOWERS.
TONIGHT
W WINDS 5 TO 10 KT. SEAS AROUND 2 FT. WAVE DETAIL: S
2 FT AT 5 SECONDS AND E 2 FT AT 9 SECONDS. SHOWERS LIKELY IN THE
EVENING.
MON
N WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT. SEAS 2 TO
3 FT. WAVE DETAIL: E 2 FT AT 10 SECONDS AND W 1 FOOT AT
5 SECONDS.
MON NIGHT
NE WINDS 5 TO 10 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 5 SECONDS.
TUE
N WINDS AROUND 5 KT, BECOMING S IN THE AFTERNOON. SEAS
1 FOOT OR LESS, THEN AROUND 2 FT IN THE AFTERNOON. WAVE DETAIL:
NE 1 FOOT AT 4 SECONDS AND SW 1 FOOT AT 5 SECONDS, BECOMING SE
1 FOOT AT 5 SECONDS AND E 1 FOOT AT 10 SECONDS.
TUE NIGHT
SW WINDS 5 TO 10 KT. SEAS AROUND 2 FT IN THE
EVENING, THEN 1 FOOT OR LESS. WAVE DETAIL: SW 1 FOOT AT 3 SECONDS
AND SE 1 FOOT AT 4 SECONDS, BECOMING SE 1 FOOT AT 3 SECONDS AND
SW 1 FOOT AT 3 SECONDS.
WED THROUGH THU NIGHT
SW WINDS 10 TO 15 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.
ANZ235-010600-
RHODE ISLAND SOUND-
105 PM EDT SUN MAY 31 2026
THIS AFTERNOON
SW WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT.
SEAS 2 TO 4 FT. WAVE DETAIL: SE 4 FT AT 11 SECONDS AND SW 3 FT AT
4 SECONDS. A SLIGHT CHANCE OF SHOWERS.
TONIGHT
SW WINDS 10 TO 15 KT. SEAS 2 TO 4 FT. WAVE DETAIL: SE
4 FT AT 11 SECONDS AND SW 3 FT AT 4 SECONDS. SHOWERS LIKELY IN
THE EVENING.
MON
N WINDS 10 TO 15 KT, BECOMING NE WITH GUSTS UP TO 20 KT IN
THE AFTERNOON. SEAS 2 TO 3 FT. WAVE DETAIL: NE 2 FT AT 3 SECONDS
AND SW 2 FT AT 5 SECONDS.
MON NIGHT
NE WINDS 10 TO 15 KT, DIMINISHING TO AROUND 5 KT
AFTER MIDNIGHT. SEAS 2 TO 3 FT. WAVE DETAIL: NE 2 FT AT 4 SECONDS
AND SW 2 FT AT 5 SECONDS.
TUE
NE WINDS 5 TO 10 KT, BECOMING S IN THE AFTERNOON. SEAS
AROUND 2 FT. WAVE DETAIL: S 2 FT AT 4 SECONDS AND E 2 FT AT
10 SECONDS.
TUE NIGHT
SW WINDS 5 TO 10 KT, BECOMING W AFTER MIDNIGHT. SEAS
AROUND 2 FT. WAVE DETAIL: S 2 FT AT 3 SECONDS AND SE 2 FT AT
10 SECONDS.
WED THROUGH THU NIGHT
SW WINDS 10 TO 15 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.
ANZ237-010600-
BLOCK ISLAND SOUND-
105 PM EDT SUN MAY 31 2026
THIS AFTERNOON
SW WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT.
SEAS 2 TO 4 FT. WAVE DETAIL: E 3 FT AT 10 SECONDS AND W 2 FT AT
3 SECONDS.
TONIGHT
SW WINDS 5 TO 10 KT, BECOMING W AFTER MIDNIGHT. SEAS
2 TO 4 FT. WAVE DETAIL: E 3 FT AT 10 SECONDS AND SW 2 FT AT
4 SECONDS. A CHANCE OF SHOWERS IN THE EVENING.
MON
N WINDS 5 TO 10 KT, BECOMING NE 10 TO 15 KT WITH GUSTS UP
TO 20 KT IN THE AFTERNOON. SEAS 2 TO 3 FT. WAVE DETAIL: NE 2 FT
AT 3 SECONDS AND SW 2 FT AT 5 SECONDS.
MON NIGHT
E WINDS 10 TO 15 KT, BECOMING NE AROUND 5 KT AFTER
MIDNIGHT. SEAS 2 TO 3 FT. WAVE DETAIL: E 2 FT AT 4 SECONDS AND E
2 FT AT 9 SECONDS.
TUE
NE WINDS 5 TO 10 KT, BECOMING S IN THE AFTERNOON. SEAS
AROUND 2 FT. WAVE DETAIL: SE 2 FT AT 5 SECONDS AND E 2 FT AT
9 SECONDS.
TUE NIGHT
S WINDS 5 TO 10 KT, BECOMING W AFTER MIDNIGHT. SEAS
AROUND 2 FT. WAVE DETAIL: E 2 FT AT 10 SECONDS AND SE 2 FT AT
10 SECONDS.
WED THROUGH THU NIGHT
SW WINDS 5 TO 10 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.
ANZ230-010600-
BOSTON HARBOR-
105 PM EDT SUN MAY 31 2026
THIS AFTERNOON
S WINDS 5 TO 10 KT. WAVES 1 FOOT OR LESS. A
CHANCE OF SHOWERS WITH A SLIGHT CHANCE OF TSTMS.
TONIGHT
W WINDS 5 TO 10 KT, BECOMING NW AFTER MIDNIGHT. WAVES
1 FOOT OR LESS. SHOWERS LIKELY IN THE EVENING.
MON
NE WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT. WAVES AROUND
2 FT.
MON NIGHT
SE WINDS AROUND 5 KT, BECOMING W AFTER MIDNIGHT.
WAVES 1 FOOT OR LESS.
TUE
SW WINDS AROUND 5 KT, BECOMING SE IN THE AFTERNOON. WAVES
1 FOOT OR LESS.
TUE NIGHT
S WINDS 5 TO 10 KT, BECOMING W AFTER MIDNIGHT. WAVES
1 FOOT OR LESS.
WED THROUGH THU NIGHT
SW WINDS 5 TO 10 KT. WAVES 1 FOOT OR
LESS.
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.
ANZ236-010600-
NARRAGANSETT BAY-
105 PM EDT SUN MAY 31 2026
THIS AFTERNOON
SW WINDS 5 TO 10 KT. WAVES AROUND 2 FT. A
CHANCE OF SHOWERS WITH ISOLATED TSTMS.
TONIGHT
W WINDS 5 TO 10 KT. WAVES AROUND 2 FT. SHOWERS LIKELY,
MAINLY IN THE EVENING.
MON
N WINDS 10 TO 15 KT. GUSTS UP TO 20 KT IN THE AFTERNOON.
WAVES AROUND 2 FT.
MON NIGHT
NE WINDS 5 TO 10 KT, BECOMING N AFTER MIDNIGHT.
WAVES AROUND 2 FT.
TUE
NW WINDS AROUND 5 KT, BECOMING S IN THE AFTERNOON. WAVES
1 FOOT OR LESS, THEN AROUND 2 FT IN THE AFTERNOON.
TUE NIGHT
SW WINDS 5 TO 10 KT, BECOMING W AFTER MIDNIGHT.
WAVES AROUND 2 FT.
WED THROUGH THU NIGHT
SW WINDS 10 TO 15 KT. WAVES 2 TO 3 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.
ANZ280-010600-
OCEAN WATERS FROM THE MERRIMACK RIVER TO PLYMOUTH FROM 40 TO
60 NM-
105 PM EDT SUN MAY 31 2026
THIS AFTERNOON
S WINDS AROUND 5 KT. SEAS 4 TO 5 FT. WAVE
DETAIL: E 5 FT AT 9 SECONDS AND N 2 FT AT 6 SECONDS. A SLIGHT
CHANCE OF SHOWERS.
TONIGHT
S WINDS AROUND 5 KT, BECOMING E 10 TO 15 KT AFTER
MIDNIGHT. SEAS 4 TO 5 FT. WAVE DETAIL: E 5 FT AT 9 SECONDS AND SE
2 FT AT 12 SECONDS. A CHANCE OF SHOWERS IN THE EVENING.
MON
NE WINDS 10 TO 15 KT. GUSTS UP TO 20 KT IN THE MORNING.
SEAS 3 TO 4 FT. WAVE DETAIL: E 4 FT AT 9 SECONDS AND S 3 FT AT
4 SECONDS.
MON NIGHT
E WINDS AROUND 5 KT, BECOMING W AROUND 5 KT AFTER
MIDNIGHT. SEAS 3 TO 4 FT. WAVE DETAIL: E 4 FT AT 9 SECONDS AND S
1 FOOT AT 4 SECONDS.
TUE AND TUE NIGHT
SW WINDS 5 TO 10 KT. SEAS 2 TO 3 FT. WAVE
DETAIL: E 3 FT AT 10 SECONDS AND S 2 FT AT 3 SECONDS.
WED THROUGH THU
S WINDS 5 TO 10 KT. SEAS 2 TO 3 FT. WAVE
DETAIL: SE 3 FT AT 8 SECONDS AND SW 2 FT AT 3 SECONDS.
THU NIGHT
SW WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT. SEAS
3 TO 5 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.
ANZ281-010600-
OCEAN WATERS FROM PROVINCETOWN TO NANTUCKET FROM 20 TO 60 NM-
105 PM EDT SUN MAY 31 2026
THIS AFTERNOON
SW WINDS 5 TO 10 KT. SEAS 5 TO 8 FT. WAVE
DETAIL: E 7 FT AT 10 SECONDS AND N 2 FT AT 5 SECONDS.
TONIGHT
SW WINDS 5 TO 10 KT, INCREASING TO 10 TO 15 KT AFTER
MIDNIGHT. SEAS 4 TO 6 FT. WAVE DETAIL: E 6 FT AT 9 SECONDS AND NW
2 FT AT 5 SECONDS. A CHANCE OF SHOWERS.
MON
N WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT. SEAS 4 TO
5 FT. WAVE DETAIL: E 5 FT AT 9 SECONDS AND E 4 FT AT 5 SECONDS.
MON NIGHT
NE WINDS 5 TO 10 KT. SEAS 4 TO 5 FT. WAVE DETAIL: E
5 FT AT 9 SECONDS AND NE 2 FT AT 5 SECONDS.
TUE
NE WINDS AROUND 5 KT, BECOMING SE IN THE AFTERNOON. SEAS
3 TO 4 FT. WAVE DETAIL: E 4 FT AT 10 SECONDS AND NE 2 FT AT
5 SECONDS.
TUE NIGHT
S WINDS 5 TO 10 KT, BECOMING SW AFTER MIDNIGHT. SEAS
3 TO 4 FT. WAVE DETAIL: E 3 FT AT 10 SECONDS AND S 2 FT AT
9 SECONDS.
WED THROUGH THU
SE WINDS 5 TO 10 KT. SEAS 3 TO 5 FT.
THU NIGHT
S WINDS 10 TO 15 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.
ANZ282-010600-
OCEAN WATERS FROM MARTHAS VINEYARD TO NANTUCKET FROM 25 TO 60 NM-
105 PM EDT SUN MAY 31 2026
THIS AFTERNOON
W WINDS 10 TO 15 KT. SEAS 6 TO 8 FT. WAVE
DETAIL: E 7 FT AT 10 SECONDS AND SE 3 FT AT 12 SECONDS.
TONIGHT
SW WINDS 10 TO 15 KT. SEAS 5 TO 7 FT. WAVE DETAIL: E
6 FT AT 10 SECONDS AND N 3 FT AT 6 SECONDS. A CHANCE OF SHOWERS.
MON
W WINDS 5 TO 10 KT, BECOMING N 10 TO 15 KT WITH GUSTS UP
TO 20 KT IN THE AFTERNOON. SEAS 4 TO 5 FT. WAVE DETAIL: E 4 FT AT
9 SECONDS AND N 2 FT AT 3 SECONDS.
MON NIGHT
NE WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT,
DIMINISHING TO 5 TO 10 KT AFTER MIDNIGHT. SEAS 4 TO 5 FT. WAVE
DETAIL: E 4 FT AT 9 SECONDS AND NE 3 FT AT 5 SECONDS.
TUE AND TUE NIGHT
NE WINDS 5 TO 10 KT. SEAS 3 TO 4 FT. WAVE
DETAIL: E 4 FT AT 10 SECONDS AND SE 2 FT AT 12 SECONDS.
WED AND WED NIGHT
NE WINDS 5 TO 10 KT. SEAS 3 TO 5 FT. WAVE
DETAIL: E 4 FT AT 5 SECONDS AND E 3 FT AT 9 SECONDS.
THU AND THU NIGHT
NE WINDS 10 TO 15 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.
ANZ283-010600-
OCEAN WATERS FROM MONTAUK NY TO MARTHAS VINEYARD FROM 25 TO 60 NM-
105 PM EDT SUN MAY 31 2026
THIS AFTERNOON
SW WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT.
SEAS 5 TO 6 FT. WAVE DETAIL: E 6 FT AT 10 SECONDS AND W 2 FT AT
7 SECONDS.
TONIGHT
SW WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT,
DIMINISHING TO 5 TO 10 KT AFTER MIDNIGHT. SEAS 4 TO 6 FT. WAVE
DETAIL: E 5 FT AT 10 SECONDS AND W 3 FT AT 5 SECONDS. A CHANCE OF
SHOWERS IN THE EVENING.
MON
NW WINDS 5 TO 10 KT, BECOMING NE 10 TO 15 KT WITH GUSTS UP
TO 20 KT IN THE AFTERNOON. SEAS 4 TO 5 FT. WAVE DETAIL: E 4 FT AT
9 SECONDS AND S 3 FT AT 7 SECONDS.
MON NIGHT
NE WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT,
DIMINISHING TO 5 TO 10 KT AFTER MIDNIGHT. SEAS 3 TO 5 FT. WAVE
DETAIL: E 4 FT AT 9 SECONDS AND NE 3 FT AT 5 SECONDS.
TUE
E WINDS 5 TO 10 KT. SEAS 3 TO 4 FT. WAVE DETAIL: E 4 FT AT
9 SECONDS AND SE 4 FT AT 12 SECONDS.
TUE NIGHT
SE WINDS 5 TO 10 KT, BECOMING NE AFTER MIDNIGHT.
SEAS 3 TO 4 FT. WAVE DETAIL: E 3 FT AT 10 SECONDS AND SE 2 FT AT
12 SECONDS.
WED AND WED NIGHT
NE WINDS 5 TO 10 KT. SEAS 3 TO 5 FT.
THU AND THU NIGHT
E WINDS AROUND 10 KT, BECOMING W. 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.
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