667
FZUS51 KBOX 160503
CWFBOX
COASTAL WATERS FORECAST FOR MASSACHUSETTS AND RHODE ISLAND
NATIONAL WEATHER SERVICE BOSTON/NORTON MA
102 AM EDT TUE JUN 16 2026
COASTAL WATERS FROM THE MERRIMACK RIVER MA TO WATCH HILL RI OUT
TO 60 NM
ANZ200-161800-
102 AM EDT TUE JUN 16 2026
SYNOPSIS FOR MASSACHUSETTS AND RHODE ISLAND COASTAL WATERS
HIGH PRES OVER THE WATERS TONIGHT AND TUESDAY BRINGING DRY
CONDITIONS. NEXT SYSTEM ARRIVES THURSDAY BRINGING INCREASING SEAS
AND WINDS WITH SHOWERS AND STORMS POSSIBLE LATER IN DAY.
ANZ250-161800-
COASTAL WATERS EAST OF IPSWICH BAY AND THE STELLWAGEN BANK
NATIONAL MARINE SANCTUARY-
102 AM EDT TUE JUN 16 2026
REST OF TONIGHT
NW WINDS AROUND 15 KT WITH GUSTS UP TO 20 KT.
SEAS AROUND 3 FT. WAVE DETAIL: NW 2 FT AT 4 SECONDS AND E 2 FT AT
7 SECONDS.
TUE
NW 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: NW 2 FT
AT 3 SECONDS AND SE 2 FT AT 7 SECONDS.
TUE NIGHT
S WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT, BECOMING
SW 5 TO 10 KT AFTER MIDNIGHT. SEAS 2 TO 3 FT. WAVE DETAIL: SW
2 FT AT 5 SECONDS AND E 2 FT AT 7 SECONDS.
WED
SW WINDS 5 TO 10 KT, BECOMING S 10 TO 15 KT WITH GUSTS UP
TO 20 KT IN THE AFTERNOON. SEAS AROUND 2 FT. WAVE DETAIL: S 2 FT
AT 4 SECONDS AND SE 2 FT AT 7 SECONDS.
WED NIGHT
S WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT,
DIMINISHING TO 5 TO 10 KT AFTER MIDNIGHT. SEAS 2 TO 3 FT. WAVE
DETAIL: S 2 FT AT 4 SECONDS AND E 1 FOOT AT 7 SECONDS.
THU
S WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT, INCREASING TO
20 TO 25 KT WITH GUSTS UP TO 30 KT IN THE AFTERNOON. SEAS 3 TO
5 FT. WAVE DETAIL: SE 5 FT AT 5 SECONDS AND SE 2 FT AT 8 SECONDS.
SHOWERS LIKELY.
THU NIGHT
S WINDS 20 TO 25 KT, BECOMING SW 10 TO 15 KT AFTER
MIDNIGHT. GUSTS UP TO 30 KT. SEAS 4 TO 6 FT. A CHANCE OF SHOWERS.
FRI THROUGH SAT NIGHT
W WINDS 10 TO 15 KT WITH GUSTS UP 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.
ANZ251-161800-
MASSACHUSETTS BAY AND IPSWICH BAY-
102 AM EDT TUE JUN 16 2026
REST OF TONIGHT
NW WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT.
SEAS AROUND 3 FT. WAVE DETAIL: NW 2 FT AT 3 SECONDS AND E 1 FOOT
AT 7 SECONDS.
TUE
NW WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT, BECOMING S IN
THE AFTERNOON. SEAS 2 TO 3 FT. WAVE DETAIL: NW 2 FT AT 3 SECONDS
AND E 2 FT AT 7 SECONDS.
TUE NIGHT
SW WINDS 5 TO 10 KT. SEAS AROUND 2 FT. WAVE DETAIL:
E 2 FT AT 6 SECONDS AND S 1 FOOT AT 3 SECONDS.
WED
S WINDS 5 TO 10 KT, BECOMING SE 10 TO 15 KT WITH GUSTS UP
TO 20 KT IN THE AFTERNOON. SEAS 1 FOOT OR LESS, THEN AROUND 2 FT
IN THE AFTERNOON. WAVE DETAIL: S 1 FOOT AT 3 SECONDS AND E 1 FOOT
AT 6 SECONDS, BECOMING SE 2 FT AT 3 SECONDS AND E 1 FOOT AT
7 SECONDS.
WED NIGHT
S WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT,
DIMINISHING TO 5 TO 10 KT AFTER MIDNIGHT. SEAS AROUND 2 FT. WAVE
DETAIL: SE 2 FT AT 4 SECONDS AND E 1 FOOT AT 7 SECONDS. A CHANCE
OF SHOWERS AFTER MIDNIGHT.
THU
S WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT, INCREASING TO
15 TO 20 KT WITH GUSTS UP TO 30 KT IN THE AFTERNOON. SEAS 2 TO
4 FT. WAVE DETAIL: SE 4 FT AT 5 SECONDS AND E 1 FOOT AT
8 SECONDS. SHOWERS LIKELY.
THU NIGHT
SW WINDS 15 TO 20 KT WITH GUSTS UP TO 30 KT,
DIMINISHING TO 10 TO 15 KT WITH GUSTS UP TO 20 KT AFTER MIDNIGHT.
SEAS 2 TO 4 FT. A CHANCE OF SHOWERS IN THE EVENING.
FRI THROUGH SAT NIGHT
W 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.
ANZ231-161800-
CAPE COD BAY-
102 AM EDT TUE JUN 16 2026
REST OF TONIGHT
NW WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT.
SEAS AROUND 3 FT. WAVE DETAIL: NW 1 FOOT AT 3 SECONDS AND E
1 FOOT AT 7 SECONDS.
TUE
NW WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT, BECOMING S
5 TO 10 KT IN THE AFTERNOON. SEAS 2 TO 3 FT. WAVE DETAIL: NW
1 FOOT AT 4 SECONDS AND E 1 FOOT AT 7 SECONDS.
TUE NIGHT
SW WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT,
DIMINISHING TO 5 TO 10 KT AFTER MIDNIGHT. SEAS AROUND 2 FT. WAVE
DETAIL: SW 1 FOOT AT 4 SECONDS AND NE 1 FOOT AT 5 SECONDS.
WED
S WINDS 5 TO 10 KT. SEAS 1 FOOT OR LESS, THEN AROUND 2 FT
IN THE AFTERNOON. WAVE DETAIL: SW 1 FOOT AT 2 SECONDS AND E
1 FOOT AT 4 SECONDS, BECOMING S 1 FOOT AT 2 SECONDS AND E 1 FOOT
AT 7 SECONDS.
WED NIGHT AND THU
S WINDS 15 TO 20 KT WITH GUSTS UP TO 30 KT.
SEAS 2 TO 3 FT. WAVE DETAIL: S 3 FT AT 3 SECONDS AND SE 1 FOOT AT
7 SECONDS. A CHANCE OF SHOWERS.
THU NIGHT
SW WINDS 15 TO 20 KT WITH GUSTS UP TO 30 KT,
DIMINISHING TO 10 TO 15 KT WITH GUSTS UP TO 20 KT AFTER MIDNIGHT.
SEAS 2 TO 4 FT. WAVE DETAIL: S 3 FT AT 4 SECONDS AND SE 3 FT AT
8 SECONDS. A CHANCE OF SHOWERS IN THE EVENING.
FRI THROUGH SAT NIGHT
W 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.
ANZ254-161800-
COASTAL WATERS FROM PROVINCETOWN MA TO CHATHAM MA TO NANTUCKET MA
OUT 20 NM-
102 AM EDT TUE JUN 16 2026
REST OF TONIGHT
NW WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT.
SEAS 3 TO 4 FT. WAVE DETAIL: W 4 FT AT 7 SECONDS AND E 2 FT AT
7 SECONDS.
TUE
NW WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT, BECOMING SW
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 7 SECONDS.
TUE NIGHT
SW WINDS 10 TO 15 KT, DIMINISHING TO 5 TO 10 KT
AFTER MIDNIGHT. GUSTS UP TO 20 KT. SEAS 2 TO 3 FT. WAVE DETAIL:
SW 3 FT AT 7 SECONDS AND E 1 FOOT AT 6 SECONDS.
WED
S WINDS 5 TO 10 KT. SEAS 2 TO 3 FT. WAVE DETAIL: S 2 FT AT
7 SECONDS AND E 1 FOOT AT 7 SECONDS.
WED NIGHT
S WINDS 5 TO 10 KT. SEAS 2 TO 4 FT. WAVE DETAIL: S
3 FT AT 7 SECONDS AND E 1 FOOT AT 8 SECONDS.
THU
S WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT, INCREASING TO
15 TO 20 KT WITH GUSTS UP TO 30 KT IN THE AFTERNOON. SEAS 3 TO
4 FT, BUILDING TO 4 TO 6 FT IN THE AFTERNOON. WAVE DETAIL: S 3 FT
AT 7 SECONDS AND E 1 FOOT AT 9 SECONDS, BECOMING S 6 FT AT
6 SECONDS AND E 1 FOOT AT 9 SECONDS. A CHANCE OF SHOWERS.
THU NIGHT
SW WINDS 20 TO 25 KT, DIMINISHING TO 15 TO 20 KT
AFTER MIDNIGHT. GUSTS UP TO 30 KT. SEAS 5 TO 7 FT. A CHANCE OF
SHOWERS.
FRI AND FRI NIGHT
SW WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT.
SEAS 4 TO 6 FT. A CHANCE OF SHOWERS.
SAT AND SAT NIGHT
W WINDS 15 TO 20 KT WITH GUSTS UP 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.
ANZ255-161800-
COASTAL WATERS EXTENDING OUT TO 25 NM SOUTH OF MARTHAS VINEYARD
AND NANTUCKET-
102 AM EDT TUE JUN 16 2026
REST OF TONIGHT
NW WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT.
SEAS 3 TO 4 FT. WAVE DETAIL: SW 4 FT AT 8 SECONDS AND E 1 FOOT AT
7 SECONDS.
TUE
NW WINDS AROUND 10 KT, BECOMING SW IN THE AFTERNOON. GUSTS
UP TO 20 KT. SEAS 3 TO 4 FT. WAVE DETAIL: SW 4 FT AT 8 SECONDS
AND E 1 FOOT AT 7 SECONDS.
TUE NIGHT
SW 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: SW 4 FT AT 7 SECONDS AND E 1 FOOT AT 7 SECONDS.
WED
S WINDS 5 TO 10 KT. SEAS 2 TO 3 FT. WAVE DETAIL: S 3 FT AT
7 SECONDS AND E 1 FOOT AT 7 SECONDS.
WED NIGHT
S WINDS 5 TO 10 KT. SEAS 3 TO 5 FT. WAVE DETAIL: S
4 FT AT 7 SECONDS AND E 1 FOOT AT 10 SECONDS.
THU
S WINDS 15 TO 20 KT, INCREASING TO 20 TO 25 KT IN THE
AFTERNOON. GUSTS UP TO 30 KT. SEAS 3 TO 4 FT, BUILDING TO 5 TO
7 FT IN THE AFTERNOON. WAVE DETAIL: S 4 FT AT 7 SECONDS AND E
1 FOOT AT 14 SECONDS, BECOMING S 7 FT AT 7 SECONDS AND E 1 FOOT
AT 14 SECONDS. A CHANCE OF SHOWERS IN THE MORNING.
THU NIGHT
SW WINDS 20 TO 25 KT WITH GUSTS UP TO 30 KT. SEAS
5 TO 8 FT. A CHANCE OF SHOWERS.
FRI AND FRI NIGHT
W WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT.
SEAS 4 TO 6 FT. A CHANCE OF SHOWERS.
SAT AND SAT NIGHT
W WINDS 15 TO 20 KT WITH GUSTS UP 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.
ANZ256-161800-
COASTAL WATERS FROM MONTAUK NY TO MARTHAS VINEYARD EXTENDING OUT
TO 20 NM SOUTH OF BLOCK ISLAND-
102 AM EDT TUE JUN 16 2026
REST OF TONIGHT
NW WINDS AROUND 15 KT WITH GUSTS UP TO 20 KT.
SEAS 3 TO 4 FT. WAVE DETAIL: NW 4 FT AT 7 SECONDS AND E 1 FOOT AT
8 SECONDS.
TUE
NW WINDS 10 TO 15 KT, BECOMING SW IN THE AFTERNOON. GUSTS
UP TO 20 KT. SEAS 3 TO 4 FT. WAVE DETAIL: W 4 FT AT 7 SECONDS AND
E 1 FOOT AT 8 SECONDS.
TUE NIGHT
SW WINDS AROUND 15 KT WITH GUSTS UP TO 20 KT,
DIMINISHING TO AROUND 10 KT AFTER MIDNIGHT. SEAS 2 TO 4 FT. WAVE
DETAIL: SW 4 FT AT 7 SECONDS AND E 1 FOOT AT 7 SECONDS.
WED
S WINDS 5 TO 10 KT. SEAS 2 TO 3 FT. WAVE DETAIL: S 3 FT AT
7 SECONDS.
WED NIGHT
S WINDS 5 TO 10 KT. SEAS 2 TO 4 FT. WAVE DETAIL: S
4 FT AT 8 SECONDS AND SE 1 FOOT AT 11 SECONDS. A CHANCE OF
SHOWERS AFTER MIDNIGHT.
THU
S WINDS 15 TO 20 KT, INCREASING TO 20 TO 25 KT IN THE
AFTERNOON. GUSTS UP TO 30 KT. SEAS 4 TO 5 FT, BUILDING TO 5 TO
8 FT IN THE AFTERNOON. WAVE DETAIL: S 5 FT AT 7 SECONDS AND E
1 FOOT AT 15 SECONDS, BECOMING S 8 FT AT 7 SECONDS AND E 1 FOOT
AT 15 SECONDS. A CHANCE OF SHOWERS IN THE MORNING.
THU NIGHT
SW WINDS 20 TO 25 KT WITH GUSTS UP TO 30 KT. SEAS
6 TO 9 FT. A CHANCE OF SHOWERS AFTER MIDNIGHT.
FRI AND FRI NIGHT
W WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT.
SEAS 5 TO 6 FT. A CHANCE OF SHOWERS.
SAT AND SAT NIGHT
W WINDS 15 TO 20 KT WITH GUSTS UP 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.
ANZ232-161800-
NANTUCKET SOUND-
102 AM EDT TUE JUN 16 2026
REST OF TONIGHT
NW WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT.
SEAS 2 TO 3 FT. WAVE DETAIL: NW 2 FT AT 5 SECONDS AND SE 1 FOOT
AT 8 SECONDS.
TUE
NW WINDS 5 TO 10 KT, BECOMING SW 10 TO 15 KT IN THE
AFTERNOON. GUSTS UP TO 20 KT. SEAS 2 TO 3 FT. WAVE DETAIL: NW
2 FT AT 4 SECONDS AND E 1 FOOT AT 8 SECONDS.
TUE NIGHT
SW WINDS 10 TO 15 KT, DIMINISHING TO 5 TO 10 KT
AFTER MIDNIGHT. GUSTS UP TO 20 KT. SEAS 2 TO 3 FT. WAVE DETAIL:
SW 2 FT AT 4 SECONDS AND E 1 FOOT AT 7 SECONDS.
WED
S WINDS 5 TO 10 KT. SEAS AROUND 2 FT. WAVE DETAIL: SW
1 FOOT AT 4 SECONDS AND SE 1 FOOT AT 7 SECONDS.
WED NIGHT
S WINDS 5 TO 10 KT. SEAS 2 TO 3 FT. WAVE DETAIL: S
1 FOOT AT 4 SECONDS AND SE 1 FOOT AT 7 SECONDS. A CHANCE OF
SHOWERS AFTER MIDNIGHT.
THU AND THU NIGHT
SW WINDS 20 TO 25 KT WITH GUSTS UP TO 30 KT.
SEAS 3 TO 5 FT. WAVE DETAIL: S 4 FT AT 5 SECONDS AND SE 1 FOOT AT
8 SECONDS. A CHANCE OF SHOWERS.
FRI AND FRI NIGHT
W WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT.
SEAS 2 TO 4 FT. A CHANCE OF SHOWERS.
SAT AND SAT NIGHT
W 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.
ANZ233-161800-
VINEYARD SOUND-
102 AM EDT TUE JUN 16 2026
REST OF TONIGHT
NW WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT.
SEAS 2 TO 3 FT. WAVE DETAIL: W 3 FT AT 7 SECONDS AND E 1 FOOT AT
9 SECONDS.
TUE
NW WINDS AROUND 10 KT, BECOMING SW IN THE AFTERNOON. GUSTS
UP TO 20 KT. SEAS 2 TO 3 FT. WAVE DETAIL: W 3 FT AT 8 SECONDS AND
E 1 FOOT AT 7 SECONDS.
TUE NIGHT
SW WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT,
DIMINISHING TO 5 TO 10 KT AFTER MIDNIGHT. SEAS 2 TO 3 FT. WAVE
DETAIL: SW 3 FT AT 6 SECONDS AND E 1 FOOT AT 6 SECONDS.
WED
S WINDS 5 TO 10 KT. SEAS AROUND 2 FT. WAVE DETAIL: SW 2 FT
AT 6 SECONDS AND SE 1 FOOT AT 16 SECONDS.
WED NIGHT
S WINDS 5 TO 10 KT. SEAS 2 TO 3 FT. WAVE DETAIL: SW
2 FT AT 6 SECONDS AND SE 1 FOOT AT 15 SECONDS. A CHANCE OF
SHOWERS AFTER MIDNIGHT.
THU
S WINDS 10 TO 15 KT, INCREASING TO 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 7 SECONDS AND E
1 FOOT AT 13 SECONDS, BECOMING S 5 FT AT 6 SECONDS AND E 1 FOOT
AT 14 SECONDS. A CHANCE OF SHOWERS.
THU NIGHT
SW WINDS 20 TO 25 KT, DIMINISHING TO 15 TO 20 KT
AFTER MIDNIGHT. GUSTS UP TO 30 KT. SEAS 4 TO 6 FT. A CHANCE OF
SHOWERS IN THE EVENING.
FRI AND FRI NIGHT
W WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT.
SEAS 3 TO 5 FT. A CHANCE OF SHOWERS.
SAT
W WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT. SEAS 3 TO
5 FT.
SAT NIGHT
W 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.
ANZ234-161800-
BUZZARDS BAY-
102 AM EDT TUE JUN 16 2026
REST OF TONIGHT
NW WINDS AROUND 10 KT WITH GUSTS UP TO 20 KT.
SEAS 2 TO 3 FT. WAVE DETAIL: NW 2 FT AT 5 SECONDS AND E 1 FOOT AT
7 SECONDS.
TUE
NW WINDS 5 TO 10 KT, BECOMING SW 15 TO 20 KT IN THE
AFTERNOON. SEAS 2 TO 4 FT. WAVE DETAIL: SW 3 FT AT 5 SECONDS AND
E 2 FT AT 7 SECONDS.
TUE NIGHT
SW WINDS 15 TO 20 KT, DIMINISHING TO 5 TO 10 KT
AFTER MIDNIGHT. SEAS 2 TO 3 FT. WAVE DETAIL: S 3 FT AT 6 SECONDS.
WED
S WINDS 5 TO 10 KT. SEAS AROUND 2 FT. WAVE DETAIL: SE 2 FT
AT 13 SECONDS AND SW 1 FOOT AT 5 SECONDS.
WED NIGHT
S WINDS 5 TO 10 KT. SEAS AROUND 2 FT. WAVE DETAIL: S
1 FOOT AT 5 SECONDS AND SE 1 FOOT AT 10 SECONDS. A CHANCE OF
SHOWERS AFTER MIDNIGHT.
THU
S WINDS 10 TO 15 KT, INCREASING TO 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 2 FT AT 5 SECONDS AND E
1 FOOT AT 13 SECONDS, BECOMING S 4 FT AT 5 SECONDS AND SE 1 FOOT
AT 14 SECONDS. A CHANCE OF SHOWERS.
THU NIGHT
SW WINDS 20 TO 25 KT, DIMINISHING TO 15 TO 20 KT
AFTER MIDNIGHT. GUSTS UP TO 30 KT. SEAS 3 TO 5 FT.
FRI THROUGH SAT NIGHT
W 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.
ANZ235-161800-
RHODE ISLAND SOUND-
102 AM EDT TUE JUN 16 2026
REST OF TONIGHT
NW WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT.
SEAS 2 TO 3 FT. WAVE DETAIL: W 3 FT AT 8 SECONDS AND E 2 FT AT
9 SECONDS.
TUE
NW WINDS 5 TO 10 KT, BECOMING SW 15 TO 20 KT IN THE
AFTERNOON. SEAS 2 TO 3 FT. WAVE DETAIL: SW 3 FT AT 8 SECONDS AND
SE 2 FT AT 8 SECONDS.
TUE NIGHT
SW WINDS 15 TO 20 KT, DIMINISHING TO 5 TO 10 KT
AFTER MIDNIGHT. SEAS 2 TO 3 FT. WAVE DETAIL: S 3 FT AT 7 SECONDS.
WED
S WINDS 5 TO 10 KT. SEAS AROUND 2 FT. WAVE DETAIL: S 2 FT
AT 7 SECONDS AND SE 2 FT AT 14 SECONDS.
WED NIGHT
S WINDS 5 TO 10 KT. SEAS 2 TO 4 FT. WAVE DETAIL: S
4 FT AT 7 SECONDS AND SE 1 FOOT AT 15 SECONDS. A CHANCE OF
SHOWERS AFTER MIDNIGHT.
THU
S WINDS 15 TO 20 KT, INCREASING TO 20 TO 25 KT IN THE
AFTERNOON. GUSTS UP TO 30 KT. SEAS 3 TO 4 FT, BUILDING TO 4 TO
6 FT IN THE AFTERNOON. WAVE DETAIL: S 4 FT AT 7 SECONDS AND E
1 FOOT AT 15 SECONDS, BECOMING S 6 FT AT 7 SECONDS AND SE 1 FOOT
AT 15 SECONDS. A CHANCE OF SHOWERS.
THU NIGHT
SW WINDS 20 TO 25 KT WITH GUSTS UP TO 30 KT. SEAS
5 TO 8 FT.
FRI
SW WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT. SEAS 3 TO
5 FT. A CHANCE OF SHOWERS.
FRI NIGHT THROUGH SAT NIGHT
W WINDS 20 TO 25 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.
ANZ237-161800-
BLOCK ISLAND SOUND-
102 AM EDT TUE JUN 16 2026
REST OF TONIGHT
NW WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT.
SEAS 2 TO 3 FT. WAVE DETAIL: NW 3 FT AT 7 SECONDS AND SE 2 FT AT
8 SECONDS.
TUE
NW WINDS 5 TO 10 KT, BECOMING SW 10 TO 15 KT WITH GUSTS UP
TO 20 KT IN THE AFTERNOON. SEAS 2 TO 3 FT. WAVE DETAIL: W 3 FT AT
7 SECONDS AND E 2 FT AT 8 SECONDS.
TUE NIGHT
SW WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT,
DIMINISHING TO 5 TO 10 KT AFTER MIDNIGHT. SEAS 2 TO 3 FT. WAVE
DETAIL: SW 3 FT AT 6 SECONDS AND SE 1 FOOT AT 8 SECONDS.
WED
S WINDS 5 TO 10 KT. SEAS AROUND 2 FT. WAVE DETAIL: SE 2 FT
AT 7 SECONDS.
WED NIGHT
S WINDS 5 TO 10 KT. SEAS 2 TO 3 FT. WAVE DETAIL: S
3 FT AT 7 SECONDS AND SE 1 FOOT AT 11 SECONDS. A CHANCE OF
SHOWERS AFTER MIDNIGHT.
THU
S WINDS 15 TO 20 KT WITH GUSTS UP TO 30 KT. SEAS 2 TO
4 FT, BUILDING TO 4 TO 6 FT IN THE AFTERNOON. WAVE DETAIL: S 4 FT
AT 7 SECONDS AND SE 1 FOOT AT 13 SECONDS, BECOMING S 6 FT AT
6 SECONDS AND SE 1 FOOT AT 14 SECONDS. A CHANCE OF SHOWERS.
THU NIGHT
SW WINDS 20 TO 25 KT, DIMINISHING TO 15 TO 20 KT
AFTER MIDNIGHT. GUSTS UP TO 30 KT. SEAS 5 TO 7 FT.
FRI AND FRI NIGHT
W WINDS 10 TO 15 KT WITH GUSTS UP TO 25 KT.
SEAS 3 TO 5 FT. A CHANCE OF SHOWERS.
SAT
W WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT. SEAS 3 TO
5 FT.
SAT NIGHT
W WINDS 10 TO 15 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.
ANZ230-161800-
BOSTON HARBOR-
102 AM EDT TUE JUN 16 2026
REST OF TONIGHT
NW WINDS AROUND 10 KT WITH GUSTS UP TO 20 KT.
WAVES AROUND 2 FT.
TUE
NW WINDS 5 TO 10 KT WITH GUSTS UP TO 20 KT, BECOMING SW IN
THE AFTERNOON. WAVES AROUND 2 FT IN THE MORNING, THEN 1 FOOT OR
LESS.
TUE NIGHT
SW WINDS 5 TO 10 KT. WAVES 1 FOOT OR LESS.
WED
S WINDS AROUND 5 KT, BECOMING SE 10 TO 15 KT WITH GUSTS UP
TO 20 KT IN THE AFTERNOON. WAVES 1 FOOT OR LESS, THEN AROUND 2 FT
IN THE AFTERNOON.
WED NIGHT
S WINDS 10 TO 15 KT, DIMINISHING TO 5 TO 10 KT AFTER
MIDNIGHT. WAVES AROUND 2 FT IN THE EVENING, THEN 1 FOOT OR LESS.
A CHANCE OF SHOWERS AFTER MIDNIGHT.
THU
S WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT, INCREASING TO
15 TO 20 KT WITH GUSTS UP TO 30 KT IN THE AFTERNOON. WAVES 2 TO
3 FT. SHOWERS LIKELY.
THU NIGHT
SW WINDS 15 TO 20 KT WITH GUSTS UP TO 30 KT,
BECOMING W 10 TO 15 KT WITH GUSTS UP TO 20 KT AFTER MIDNIGHT.
WAVES AROUND 2 FT. A CHANCE OF SHOWERS IN THE EVENING.
FRI THROUGH SAT NIGHT
W 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.
ANZ236-161800-
NARRAGANSETT BAY-
102 AM EDT TUE JUN 16 2026
REST OF TONIGHT
NW WINDS 5 TO 10 KT WITH GUSTS UP TO 20 KT.
WAVES AROUND 2 FT.
TUE
NW WINDS 5 TO 10 KT, BECOMING SW 10 TO 15 KT WITH GUSTS UP
TO 20 KT IN THE AFTERNOON. WAVES AROUND 2 FT.
TUE NIGHT
SW WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT,
DIMINISHING TO 5 TO 10 KT AFTER MIDNIGHT. WAVES 2 TO 3 FT.
WED
S WINDS 5 TO 10 KT. WAVES AROUND 2 FT.
WED NIGHT
S WINDS 5 TO 10 KT. WAVES AROUND 2 FT. A CHANCE OF
SHOWERS AFTER MIDNIGHT.
THU
S WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT, INCREASING TO
15 TO 20 KT WITH GUSTS UP TO 30 KT IN THE AFTERNOON. WAVES 2 TO
4 FT. A CHANCE OF SHOWERS.
THU NIGHT
SW WINDS 15 TO 20 KT, DIMINISHING TO 10 TO 15 KT
AFTER MIDNIGHT. GUSTS UP TO 25 KT. WAVES 3 TO 5 FT.
FRI THROUGH SAT NIGHT
W WINDS 10 TO 15 KT WITH GUSTS UP TO
25 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.
ANZ280-161800-
OCEAN WATERS FROM THE MERRIMACK RIVER TO PLYMOUTH FROM 40 TO
60 NM-
102 AM EDT TUE JUN 16 2026
REST OF TONIGHT
NW WINDS AROUND 15 KT WITH GUSTS UP TO 20 KT.
SEAS 3 TO 4 FT. WAVE DETAIL: NW 4 FT AT 6 SECONDS AND E 2 FT AT
7 SECONDS.
TUE
NW WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT, BECOMING SW
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 7 SECONDS.
TUE NIGHT
SW WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT. SEAS
2 TO 3 FT. WAVE DETAIL: SW 3 FT AT 7 SECONDS AND E 1 FOOT AT
7 SECONDS.
WED
S WINDS 5 TO 10 KT. SEAS 2 TO 3 FT. WAVE DETAIL: S 3 FT AT
7 SECONDS AND E 1 FOOT AT 8 SECONDS.
WED NIGHT
S WINDS 5 TO 10 KT. SEAS 2 TO 4 FT. WAVE DETAIL: SE
2 FT AT 7 SECONDS.
THU
S WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT, INCREASING TO
20 TO 25 KT WITH GUSTS UP TO 30 KT IN THE AFTERNOON. SEAS 4 TO
6 FT. WAVE DETAIL: S 6 FT AT 6 SECONDS AND E 1 FOOT AT 9 SECONDS.
A CHANCE OF SHOWERS IN THE MORNING. SHOWERS LIKELY IN THE
AFTERNOON.
THU NIGHT
S WINDS 20 TO 25 KT, BECOMING SW 15 TO 20 KT AFTER
MIDNIGHT. GUSTS UP TO 35 KT. SEAS 5 TO 7 FT. A CHANCE OF SHOWERS.
FRI
SW WINDS 10 TO 15 KT WITH GUSTS UP TO 25 KT. SEAS 4 TO
6 FT.
FRI NIGHT THROUGH SAT NIGHT
W WINDS 10 TO 15 KT WITH GUSTS UP
TO 25 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.
ANZ281-161800-
OCEAN WATERS FROM PROVINCETOWN TO NANTUCKET FROM 20 TO 60 NM-
102 AM EDT TUE JUN 16 2026
REST OF TONIGHT
NW WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT.
SEAS 3 TO 4 FT. WAVE DETAIL: S 4 FT AT 8 SECONDS AND E 1 FOOT AT
7 SECONDS.
TUE
NW WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT, BECOMING W
5 TO 10 KT IN THE AFTERNOON. SEAS 3 TO 4 FT. WAVE DETAIL: W 4 FT
AT 8 SECONDS AND E 1 FOOT AT 6 SECONDS.
TUE NIGHT
SW WINDS 10 TO 15 KT. GUSTS UP TO 20 KT IN THE
EVENING. SEAS 3 TO 4 FT. WAVE DETAIL: SW 4 FT AT 7 SECONDS AND E
1 FOOT AT 6 SECONDS.
WED
S WINDS 5 TO 10 KT. SEAS AROUND 3 FT. WAVE DETAIL: S 3 FT
AT 7 SECONDS AND E 1 FOOT AT 8 SECONDS. A CHANCE OF SHOWERS IN
THE AFTERNOON.
WED NIGHT
S WINDS 5 TO 10 KT. SEAS 3 TO 5 FT. WAVE DETAIL: S
4 FT AT 8 SECONDS AND E 1 FOOT AT 9 SECONDS. A CHANCE OF SHOWERS
IN THE EVENING.
THU
S WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT, INCREASING TO
20 TO 25 KT WITH GUSTS UP TO 30 KT IN THE AFTERNOON. SEAS 4 TO
6 FT. WAVE DETAIL: S 6 FT AT 7 SECONDS AND E 1 FOOT AT 9 SECONDS.
A CHANCE OF SHOWERS.
THU NIGHT
SW WINDS 20 TO 25 KT WITH GUSTS UP TO 30 KT. SEAS
6 TO 8 FT. A CHANCE OF SHOWERS.
FRI AND FRI NIGHT
SW WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT.
SEAS 5 TO 7 FT. A CHANCE OF SHOWERS.
SAT AND SAT NIGHT
W WINDS 15 TO 20 KT WITH GUSTS UP 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.
ANZ282-161800-
OCEAN WATERS FROM MARTHAS VINEYARD TO NANTUCKET FROM 25 TO 60 NM-
102 AM EDT TUE JUN 16 2026
REST OF TONIGHT
NW WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT.
SEAS 4 TO 5 FT. WAVE DETAIL: SW 5 FT AT 8 SECONDS AND E 1 FOOT AT
7 SECONDS.
TUE
NW WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT, BECOMING W IN
THE AFTERNOON. SEAS 4 TO 5 FT. WAVE DETAIL: W 5 FT AT 7 SECONDS
AND E 1 FOOT AT 7 SECONDS.
TUE NIGHT
SW WINDS 5 TO 10 KT. GUSTS UP TO 20 KT IN THE
EVENING. SEAS 3 TO 4 FT. WAVE DETAIL: SW 4 FT AT 7 SECONDS AND E
1 FOOT AT 7 SECONDS.
WED
SE WINDS 5 TO 10 KT. SEAS 3 TO 4 FT. WAVE DETAIL: S 3 FT
AT 7 SECONDS AND E 1 FOOT AT 7 SECONDS. A CHANCE OF SHOWERS.
WED NIGHT
S WINDS AROUND 5 KT. SEAS 4 TO 6 FT. WAVE DETAIL: S
5 FT AT 7 SECONDS AND E 1 FOOT AT 9 SECONDS.
THU
S WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT, INCREASING TO
20 TO 25 KT WITH GUSTS UP TO 30 KT IN THE AFTERNOON. SEAS 4 TO
5 FT, BUILDING TO 5 TO 7 FT IN THE AFTERNOON. WAVE DETAIL: S 4 FT
AT 7 SECONDS AND E 1 FOOT AT 10 SECONDS, BECOMING S 7 FT AT
7 SECONDS AND E 1 FOOT AT 10 SECONDS.
THU NIGHT
SW WINDS 20 TO 25 KT WITH GUSTS UP TO 30 KT. SEAS
7 TO 8 FT. A CHANCE OF SHOWERS.
FRI AND FRI NIGHT
W WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT.
SEAS 6 TO 8 FT. A CHANCE OF SHOWERS.
SAT AND SAT NIGHT
W WINDS 15 TO 20 KT WITH GUSTS UP 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.
ANZ283-161800-
OCEAN WATERS FROM MONTAUK NY TO MARTHAS VINEYARD FROM 25 TO 60 NM-
102 AM EDT TUE JUN 16 2026
REST OF TONIGHT
NW WINDS AROUND 15 KT WITH GUSTS UP TO 20 KT.
SEAS 4 TO 5 FT. WAVE DETAIL: NW 5 FT AT 7 SECONDS AND E 1 FOOT AT
8 SECONDS.
TUE
NW WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT, BECOMING W IN
THE AFTERNOON. SEAS 3 TO 4 FT. WAVE DETAIL: NW 4 FT AT 7 SECONDS
AND E 1 FOOT AT 7 SECONDS.
TUE NIGHT
SW WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT,
DIMINISHING TO 5 TO 10 KT AFTER MIDNIGHT. SEAS 3 TO 4 FT. WAVE
DETAIL: SW 4 FT AT 7 SECONDS AND E 1 FOOT AT 7 SECONDS.
WED
SE WINDS 5 TO 10 KT. SEAS AROUND 3 FT. WAVE DETAIL: S 3 FT
AT 7 SECONDS.
WED NIGHT
S WINDS 5 TO 10 KT. SEAS 3 TO 5 FT. WAVE DETAIL: S
4 FT AT 7 SECONDS AND E 1 FOOT AT 8 SECONDS. A CHANCE OF SHOWERS
AFTER MIDNIGHT.
THU AND THU NIGHT
SW WINDS 20 TO 25 KT WITH GUSTS UP TO 30 KT.
SEAS 5 TO 7 FT. WAVE DETAIL: SW 7 FT AT 8 SECONDS AND E 1 FOOT AT
10 SECONDS. A CHANCE OF SHOWERS IN THE MORNING. A CHANCE OF
SHOWERS THROUGH THE NIGHT.
FRI AND FRI NIGHT
W WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT.
SEAS 5 TO 7 FT. A CHANCE OF SHOWERS.
SAT AND SAT NIGHT
W WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT.
SEAS 5 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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