318
FZUS51 KBOX 171406
CWFBOX
COASTAL WATERS FORECAST FOR MASSACHUSETTS AND RHODE ISLAND
NATIONAL WEATHER SERVICE BOSTON/NORTON MA
1005 AM EDT WED JUN 17 2026
COASTAL WATERS FROM THE MERRIMACK RIVER MA TO WATCH HILL RI OUT
TO 60 NM
ANZ200-180300-
1005 AM EDT WED JUN 17 2026
SYNOPSIS FOR MASSACHUSETTS AND RHODE ISLAND COASTAL WATERS
HIGH PRES E OF THE WATERS TODAY CONTINUES OUR DRY CONDITIONS. NEXT
SYSTEM ARRIVES THU, BRINGING INCREASING SEAS AND WINDS WITH SHOWERS
AND STORMS POSSIBLE LATER IN DAY. BREEZY CONDITIONS AND ELEVATED
SEAS CONTINUE FRI AND SAT ACROSS THE SRN COASTAL WATERS.
ANZ250-180300-
COASTAL WATERS EAST OF IPSWICH BAY AND THE STELLWAGEN BANK
NATIONAL MARINE SANCTUARY-
1005 AM EDT WED JUN 17 2026
...GALE WATCH IN EFFECT FROM THURSDAY MORNING THROUGH THURSDAY
EVENING...
THIS AFTERNOON
S WINDS AROUND 5 KT, BECOMING SE 10 TO 15 KT
WITH GUSTS UP TO 20 KT. SEAS AROUND 2 FT. WAVE DETAIL: SE 2 FT AT
7 SECONDS AND W 1 FOOT AT 3 SECONDS.
TONIGHT
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: SW 2 FT AT 3 SECONDS AND SE 2 FT AT 6 SECONDS. PATCHY FOG
AFTER MIDNIGHT WITH VSBY 1 NM OR LESS.
THU
SE WINDS 15 TO 20 KT, BECOMING S 20 TO 25 KT IN THE
AFTERNOON. GUSTS UP TO 30 KT. SEAS 2 TO 3 FT, BUILDING TO 4 TO
6 FT IN THE AFTERNOON. WAVE DETAIL: SE 3 FT AT 7 SECONDS AND SW
1 FOOT AT 3 SECONDS, BECOMING SE 6 FT AT 6 SECONDS. PATCHY FOG. A
CHANCE OF SHOWERS. VSBY 1 NM OR LESS IN THE MORNING.
THU NIGHT
S WINDS 20 TO 25 KT WITH GUSTS UP TO 30 KT, BECOMING
SW 10 TO 15 KT WITH GUSTS UP TO 20 KT AFTER MIDNIGHT. SEAS 4 TO
6 FT. WAVE DETAIL: SW 6 FT AT 7 SECONDS AND SE 4 FT AT 7 SECONDS.
PATCHY FOG IN THE EVENING. A CHANCE OF SHOWERS IN THE EVENING.
FRI AND FRI NIGHT
W WINDS 10 TO 15 KT WITH GUSTS UP TO 25 KT.
SEAS 2 TO 4 FT. WAVE DETAIL: W 3 FT AT 4 SECONDS AND SE 3 FT AT
7 SECONDS.
SAT THROUGH SUN NIGHT
SW WINDS 10 TO 15 KT WITH GUSTS UP TO
25 KT. SEAS 2 TO 3 FT. WAVE DETAIL: W 3 FT AT 4 SECONDS AND SE
2 FT AT 8 SECONDS.
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.
ANZ251-180300-
MASSACHUSETTS BAY AND IPSWICH BAY-
1005 AM EDT WED JUN 17 2026
...SMALL CRAFT ADVISORY IN EFFECT FROM THURSDAY MORNING THROUGH
THURSDAY EVENING...
THIS AFTERNOON
S WINDS AROUND 5 KT, BECOMING SE 10 TO 15 KT
WITH GUSTS UP TO 20 KT. SEAS 1 FOOT OR LESS, THEN AROUND 2 FT.
WAVE DETAIL: S 1 FOOT AT 3 SECONDS AND E 1 FOOT AT 7 SECONDS,
BECOMING SE 2 FT AT 7 SECONDS AND S 1 FOOT AT 3 SECONDS.
TONIGHT
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 5 SECONDS.
THU
SE WINDS 15 TO 20 KT, BECOMING S 20 TO 25 KT IN THE
AFTERNOON. GUSTS UP TO 30 KT. SEAS 2 TO 4 FT. WAVE DETAIL: SE
4 FT AT 6 SECONDS. PATCHY FOG. A CHANCE OF SHOWERS. VSBY 1 TO
3 NM IN THE AFTERNOON.
THU NIGHT
SW WINDS 20 TO 25 KT WITH GUSTS UP TO 30 KT,
BECOMING W 10 TO 15 KT AFTER MIDNIGHT. SEAS 2 TO 4 FT. WAVE
DETAIL: SW 4 FT AT 6 SECONDS AND E 3 FT AT 6 SECONDS. A CHANCE OF
SHOWERS IN THE EVENING.
FRI AND FRI NIGHT
W 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
7 SECONDS.
SAT THROUGH SUN NIGHT
W WINDS 10 TO 15 KT WITH GUSTS UP TO
20 KT. SEAS 2 TO 3 FT. WAVE DETAIL: W 2 FT AT 3 SECONDS AND SE
2 FT AT 7 SECONDS.
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.
ANZ231-180300-
CAPE COD BAY-
1005 AM EDT WED JUN 17 2026
...GALE WATCH IN EFFECT FROM THURSDAY MORNING THROUGH THURSDAY
EVENING...
THIS AFTERNOON
S WINDS 5 TO 10 KT. SEAS 1 FOOT OR LESS, THEN
AROUND 2 FT. WAVE DETAIL: SW 1 FOOT AT 2 SECONDS AND NW 1 FOOT AT
3 SECONDS, BECOMING SE 1 FOOT AT 3 SECONDS AND NW 1 FOOT AT
3 SECONDS.
TONIGHT
S WINDS 5 TO 10 KT. SEAS 1 FOOT OR LESS. WAVE DETAIL:
S 1 FOOT AT 3 SECONDS AND NW 1 FOOT AT 3 SECONDS. PATCHY FOG
AFTER MIDNIGHT WITH VSBY 1 TO 3 NM.
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. WAVE DETAIL: SE
3 FT AT 5 SECONDS. PATCHY FOG. VSBY 1 TO 3 NM IN THE MORNING.
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 4 FT AT 4 SECONDS AND E 3 FT AT
7 SECONDS. PATCHY FOG IN THE EVENING.
FRI AND FRI NIGHT
W WINDS 10 TO 15 KT WITH GUSTS UP TO 25 KT.
SEAS 2 TO 3 FT. WAVE DETAIL: SE 3 FT AT 8 SECONDS AND W 2 FT AT
3 SECONDS.
SAT THROUGH SUN NIGHT
SW WINDS 10 TO 15 KT WITH GUSTS UP TO
20 KT. SEAS 2 TO 3 FT. WAVE DETAIL: S 2 FT AT 8 SECONDS AND W
1 FOOT AT 4 SECONDS.
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.
ANZ254-180300-
COASTAL WATERS FROM PROVINCETOWN MA TO CHATHAM MA TO NANTUCKET MA
OUT 20 NM-
1005 AM EDT WED JUN 17 2026
...SMALL CRAFT ADVISORY IN EFFECT FROM THURSDAY AFTERNOON THROUGH
FRIDAY EVENING...
THIS AFTERNOON
S WINDS 5 TO 10 KT. SEAS 2 TO 3 FT. WAVE
DETAIL: S 2 FT AT 7 SECONDS AND W 1 FOOT AT 4 SECONDS.
TONIGHT
S WINDS 5 TO 10 KT. SEAS 2 TO 3 FT. WAVE DETAIL: SE
3 FT AT 7 SECONDS AND NW 1 FOOT AT 3 SECONDS. PATCHY FOG. VSBY
1 NM OR LESS.
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 2 TO
4 FT, BUILDING TO 4 TO 6 FT IN THE AFTERNOON. WAVE DETAIL: S 3 FT
AT 7 SECONDS AND S 1 FOOT AT 3 SECONDS, BECOMING S 6 FT AT
6 SECONDS AND E 1 FOOT AT 7 SECONDS. PATCHY FOG. VSBY 1 NM OR
LESS, INCREASING TO 1 TO 3 NM IN THE AFTERNOON.
THU NIGHT
S WINDS 20 TO 25 KT, BECOMING SW 15 TO 20 KT AFTER
MIDNIGHT. GUSTS UP TO 30 KT. SEAS 5 TO 7 FT. WAVE DETAIL: W 7 FT
AT 6 SECONDS AND E 4 FT AT 7 SECONDS. PATCHY FOG IN THE EVENING.
A CHANCE OF SHOWERS IN THE EVENING WITH VSBY 1 NM OR LESS.
FRI AND FRI NIGHT
W WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT.
SEAS 4 TO 6 FT. WAVE DETAIL: S 6 FT AT 9 SECONDS AND W 4 FT AT
5 SECONDS.
SAT AND SAT NIGHT
W 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 S 4 FT AT
8 SECONDS.
SUN AND SUN 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.
ANZ255-180300-
COASTAL WATERS EXTENDING OUT TO 25 NM SOUTH OF MARTHAS VINEYARD
AND NANTUCKET-
1005 AM EDT WED JUN 17 2026
...SMALL CRAFT ADVISORY IN EFFECT FROM THURSDAY MORNING THROUGH
FRIDAY EVENING...
THIS AFTERNOON
SE WINDS 5 TO 10 KT. SEAS 2 TO 3 FT. WAVE
DETAIL: S 2 FT AT 7 SECONDS AND NW 1 FOOT AT 4 SECONDS.
TONIGHT
SE WINDS 5 TO 10 KT. SEAS 2 TO 3 FT. WAVE DETAIL: SW
3 FT AT 6 SECONDS AND E 1 FOOT AT 6 SECONDS. PATCHY FOG. VSBY
1 NM OR LESS.
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 6 SECONDS AND E
1 FOOT AT 8 SECONDS, BECOMING SW 7 FT AT 7 SECONDS AND E 1 FOOT
AT 8 SECONDS. PATCHY FOG IN THE MORNING WITH VSBY 1 NM OR LESS.
THU NIGHT
SW WINDS 20 TO 25 KT, DIMINISHING TO 15 TO 20 KT
AFTER MIDNIGHT. GUSTS UP TO 30 KT. SEAS 5 TO 8 FT. WAVE DETAIL: S
8 FT AT 7 SECONDS AND SW 3 FT AT 4 SECONDS. PATCHY FOG IN THE
EVENING WITH VSBY 1 NM OR LESS.
FRI AND FRI NIGHT
W 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 W 5 FT AT
5 SECONDS.
SAT AND SAT NIGHT
W WINDS 20 TO 25 KT, DIMINISHING TO 15 TO
20 KT. SEAS 4 TO 6 FT. WAVE DETAIL: SW 6 FT AT 7 SECONDS AND NW
2 FT AT 4 SECONDS.
SUN AND SUN NIGHT
W WINDS 15 TO 20 KT, BECOMING SW 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.
ANZ256-180300-
COASTAL WATERS FROM MONTAUK NY TO MARTHAS VINEYARD EXTENDING OUT
TO 20 NM SOUTH OF BLOCK ISLAND-
1005 AM EDT WED JUN 17 2026
...SMALL CRAFT ADVISORY IN EFFECT FROM THURSDAY MORNING THROUGH
FRIDAY EVENING...
THIS AFTERNOON
S WINDS 5 TO 10 KT. SEAS 2 TO 3 FT. WAVE
DETAIL: S 2 FT AT 7 SECONDS AND W 1 FOOT AT 4 SECONDS.
TONIGHT
S WINDS 5 TO 10 KT. SEAS 2 TO 3 FT. WAVE DETAIL: SW
3 FT AT 6 SECONDS AND E 1 FOOT AT 6 SECONDS. PATCHY FOG AFTER
MIDNIGHT WITH VSBY 1 NM OR LESS.
THU
S WINDS 20 TO 25 KT WITH GUSTS UP TO 30 KT. SEAS 3 TO
5 FT, BUILDING TO 5 TO 8 FT IN THE AFTERNOON. WAVE DETAIL: S 5 FT
AT 6 SECONDS AND E 1 FOOT AT 6 SECONDS, BECOMING S 8 FT AT
7 SECONDS AND W 2 FT AT 9 SECONDS. PATCHY FOG. VSBY 1 NM OR LESS,
INCREASING TO 1 TO 3 NM IN THE AFTERNOON.
THU NIGHT
SW WINDS 20 TO 25 KT, BECOMING W 15 TO 20 KT AFTER
MIDNIGHT. GUSTS UP TO 30 KT. SEAS 7 TO 8 FT, SUBSIDING TO 5 TO
7 FT AFTER MIDNIGHT. WAVE DETAIL: SW 8 FT AT 7 SECONDS AND E
1 FOOT AT 7 SECONDS, BECOMING S 7 FT AT 8 SECONDS AND E 1 FOOT AT
7 SECONDS.
FRI AND FRI NIGHT
W WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT.
SEAS 5 TO 7 FT. WAVE DETAIL: S 7 FT AT 9 SECONDS AND SW 5 FT AT
7 SECONDS.
SAT THROUGH SUN
W WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT.
SEAS 3 TO 5 FT. WAVE DETAIL: SW 5 FT AT 7 SECONDS AND NW 2 FT AT
4 SECONDS.
SUN NIGHT
SW WINDS 15 TO 20 KT. SEAS 2 TO 4 FT. A CHANCE OF
SHOWERS.
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.
ANZ232-180300-
NANTUCKET SOUND-
1005 AM EDT WED JUN 17 2026
...SMALL CRAFT ADVISORY IN EFFECT FROM THURSDAY MORNING THROUGH
LATE THURSDAY NIGHT...
THIS AFTERNOON
S WINDS 5 TO 10 KT. SEAS AROUND 2 FT. WAVE
DETAIL: NW 1 FOOT AT 3 SECONDS AND SW 1 FOOT AT 4 SECONDS.
TONIGHT
S WINDS 5 TO 10 KT. SEAS AROUND 2 FT. WAVE DETAIL: SE
1 FOOT AT 6 SECONDS AND SW 1 FOOT AT 6 SECONDS. PATCHY FOG. VSBY
1 NM OR LESS.
THU
S WINDS 15 TO 20 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 4 SECONDS AND S
2 FT AT 7 SECONDS, BECOMING SE 4 FT AT 7 SECONDS. PATCHY FOG.
VSBY 1 NM OR LESS IN THE MORNING.
THU NIGHT
SW WINDS 20 TO 25 KT WITH GUSTS UP TO 30 KT,
BECOMING W 15 TO 20 KT AFTER MIDNIGHT. SEAS 3 TO 5 FT. WAVE
DETAIL: SE 4 FT AT 7 SECONDS AND NW 1 FOOT AT 7 SECONDS. PATCHY
FOG IN THE EVENING WITH VSBY 1 TO 3 NM.
FRI AND FRI NIGHT
W WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT.
SEAS 2 TO 4 FT. WAVE DETAIL: W 3 FT AT 4 SECONDS AND S 2 FT AT
8 SECONDS.
SAT THROUGH SUN NIGHT
SW WINDS 15 TO 20 KT WITH GUSTS UP TO
25 KT. SEAS 2 TO 4 FT. WAVE DETAIL: W 4 FT AT 4 SECONDS AND S
2 FT AT 8 SECONDS.
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.
ANZ233-180300-
VINEYARD SOUND-
1005 AM EDT WED JUN 17 2026
...SMALL CRAFT ADVISORY IN EFFECT FROM THURSDAY MORNING THROUGH
LATE THURSDAY NIGHT...
THIS AFTERNOON
S WINDS 5 TO 10 KT. SEAS AROUND 2 FT. WAVE
DETAIL: SW 2 FT AT 6 SECONDS AND E 1 FOOT AT 7 SECONDS.
TONIGHT
S WINDS 5 TO 10 KT. SEAS AROUND 2 FT. WAVE DETAIL: SW
2 FT AT 8 SECONDS AND SE 1 FOOT AT 4 SECONDS. PATCHY FOG AFTER
MIDNIGHT WITH VSBY 1 TO 3 NM.
THU
S WINDS 15 TO 20 KT, INCREASING TO 20 TO 25 KT IN THE
AFTERNOON. GUSTS UP TO 30 KT. SEAS 2 TO 3 FT, BUILDING TO 4 TO
6 FT IN THE AFTERNOON. WAVE DETAIL: S 3 FT AT 7 SECONDS AND SE
3 FT AT 8 SECONDS, BECOMING S 6 FT AT 6 SECONDS AND SE 5 FT AT
9 SECONDS. PATCHY FOG IN THE MORNING. A CHANCE OF SHOWERS IN THE
AFTERNOON. VSBY 1 TO 3 NM IN THE MORNING.
THU NIGHT
SW WINDS 20 TO 25 KT WITH GUSTS UP TO 30 KT,
BECOMING W 10 TO 15 KT WITH GUSTS UP TO 20 KT AFTER MIDNIGHT.
SEAS 4 TO 6 FT. WAVE DETAIL: SW 6 FT AT 6 SECONDS AND E 2 FT AT
7 SECONDS. PATCHY FOG IN THE EVENING WITH VSBY 1 TO 3 NM.
FRI AND FRI NIGHT
W WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT.
SEAS 3 TO 5 FT. WAVE DETAIL: SW 5 FT AT 9 SECONDS AND W 3 FT AT
5 SECONDS.
SAT THROUGH SUN NIGHT
SW WINDS 15 TO 20 KT WITH GUSTS UP TO
25 KT. SEAS 2 TO 4 FT. WAVE DETAIL: SW 4 FT AT 7 SECONDS AND W
2 FT AT 4 SECONDS.
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.
ANZ234-180300-
BUZZARDS BAY-
1005 AM EDT WED JUN 17 2026
...GALE WATCH IN EFFECT FROM THURSDAY MORNING THROUGH THURSDAY
EVENING...
THIS AFTERNOON
S WINDS 5 TO 10 KT. SEAS AROUND 2 FT. WAVE
DETAIL: NW 2 FT AT 6 SECONDS AND SW 1 FOOT AT 4 SECONDS.
TONIGHT
S WINDS 5 TO 10 KT. SEAS AROUND 2 FT. WAVE DETAIL: SE
1 FOOT AT 4 SECONDS AND SW 1 FOOT AT 6 SECONDS. PATCHY FOG AFTER
MIDNIGHT WITH VSBY 1 NM OR LESS.
THU
S WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT, INCREASING TO
20 TO 25 KT WITH GUSTS UP TO 35 KT IN THE AFTERNOON. SEAS 2 TO
3 FT, BUILDING TO 3 TO 5 FT IN THE AFTERNOON. WAVE DETAIL: S 3 FT
AT 7 SECONDS AND S 2 FT AT 3 SECONDS, BECOMING SE 5 FT AT
6 SECONDS. PATCHY FOG IN THE MORNING. A CHANCE OF SHOWERS IN THE
AFTERNOON. VSBY 1 TO 3 NM IN THE MORNING.
THU NIGHT
SW WINDS 20 TO 25 KT WITH GUSTS UP TO 30 KT,
BECOMING W 10 TO 15 KT WITH GUSTS UP TO 20 KT AFTER MIDNIGHT.
SEAS 3 TO 5 FT. WAVE DETAIL: S 5 FT AT 7 SECONDS AND NW 1 FOOT AT
9 SECONDS.
FRI AND FRI NIGHT
W WINDS 15 TO 20 KT WITH GUSTS UP TO 30 KT.
SEAS 2 TO 4 FT. WAVE DETAIL: W 4 FT AT 7 SECONDS AND SE 2 FT AT
8 SECONDS.
SAT THROUGH SUN
W WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT.
SEAS 2 TO 4 FT. WAVE DETAIL: W 4 FT AT 5 SECONDS AND SE 2 FT AT
6 SECONDS.
SUN NIGHT
W 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.
ANZ235-180300-
RHODE ISLAND SOUND-
1005 AM EDT WED JUN 17 2026
...SMALL CRAFT ADVISORY IN EFFECT FROM THURSDAY MORNING THROUGH
FRIDAY EVENING...
THIS AFTERNOON
S WINDS 5 TO 10 KT. SEAS AROUND 2 FT. WAVE
DETAIL: NW 2 FT AT 6 SECONDS AND SW 2 FT AT 7 SECONDS.
TONIGHT
S WINDS 5 TO 10 KT. SEAS 2 TO 3 FT. WAVE DETAIL: S
3 FT AT 7 SECONDS AND NW 1 FOOT AT 6 SECONDS. PATCHY FOG AFTER
MIDNIGHT WITH VSBY 1 NM OR LESS.
THU
S WINDS 20 TO 25 KT WITH GUSTS UP TO 30 KT. SEAS 2 TO
4 FT, BUILDING TO 5 TO 7 FT IN THE AFTERNOON. WAVE DETAIL: S 4 FT
AT 7 SECONDS AND SE 2 FT AT 8 SECONDS, BECOMING SW 7 FT AT
7 SECONDS AND E 4 FT AT 8 SECONDS. PATCHY FOG IN THE MORNING. A
CHANCE OF SHOWERS IN THE AFTERNOON. VSBY 1 NM OR LESS IN THE
MORNING.
THU NIGHT
SW WINDS 20 TO 25 KT WITH GUSTS UP TO 30 KT,
BECOMING W 15 TO 20 KT AFTER MIDNIGHT. SEAS 5 TO 7 FT. WAVE
DETAIL: SW 7 FT AT 7 SECONDS AND E 3 FT AT 7 SECONDS. PATCHY FOG
IN THE EVENING WITH VSBY 1 TO 3 NM.
FRI AND FRI NIGHT
W WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT.
SEAS 4 TO 6 FT. WAVE DETAIL: SW 6 FT AT 9 SECONDS AND W 3 FT AT
5 SECONDS.
SAT AND SAT NIGHT
W WINDS 20 TO 25 KT, DIMINISHING TO 15 TO
20 KT. SEAS 3 TO 5 FT. WAVE DETAIL: S 5 FT AT 7 SECONDS AND W
3 FT AT 4 SECONDS.
SUN AND SUN NIGHT
W WINDS 15 TO 20 KT, DIMINISHING TO 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.
ANZ237-180300-
BLOCK ISLAND SOUND-
1005 AM EDT WED JUN 17 2026
...SMALL CRAFT ADVISORY IN EFFECT FROM THURSDAY MORNING THROUGH
FRIDAY EVENING...
THIS AFTERNOON
S WINDS 5 TO 10 KT. SEAS AROUND 2 FT. WAVE
DETAIL: NW 2 FT AT 6 SECONDS AND SE 2 FT AT 7 SECONDS.
TONIGHT
S WINDS 5 TO 10 KT. SEAS 2 TO 3 FT. WAVE DETAIL: SW
3 FT AT 6 SECONDS AND E 1 FOOT AT 7 SECONDS. PATCHY FOG AFTER
MIDNIGHT.
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, BUILDING TO 4 TO
6 FT IN THE AFTERNOON. WAVE DETAIL: S 4 FT AT 7 SECONDS AND S
2 FT AT 4 SECONDS, BECOMING SW 6 FT AT 6 SECONDS AND E 1 FOOT AT
8 SECONDS. PATCHY FOG. A CHANCE OF SHOWERS IN THE AFTERNOON. VSBY
1 TO 3 NM.
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.
SEAS 5 TO 7 FT. WAVE DETAIL: W 6 FT AT 6 SECONDS AND E 2 FT AT
7 SECONDS.
FRI AND FRI NIGHT
W WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT.
SEAS 3 TO 5 FT. WAVE DETAIL: S 5 FT AT 9 SECONDS AND W 2 FT AT
4 SECONDS.
SAT THROUGH SUN
W WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT.
SEAS 2 TO 4 FT. WAVE DETAIL: W 3 FT AT 4 SECONDS AND S 3 FT AT
8 SECONDS.
SUN NIGHT
W WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT. SEAS
2 TO 3 FT. A CHANCE OF SHOWERS.
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.
ANZ230-180300-
BOSTON HARBOR-
1005 AM EDT WED JUN 17 2026
...SMALL CRAFT ADVISORY IN EFFECT FROM THURSDAY MORNING THROUGH
THURSDAY EVENING...
THIS AFTERNOON
SE WINDS AROUND 5 KT, INCREASING TO 10 TO 15 KT
WITH GUSTS UP TO 20 KT. WAVES 1 FOOT OR LESS, THEN AROUND 2 FT.
TONIGHT
S WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT,
DIMINISHING TO 5 TO 10 KT AFTER MIDNIGHT. WAVES AROUND 2 FT IN
THE EVENING, THEN 1 FOOT OR LESS.
THU
SE WINDS 15 TO 20 KT, BECOMING S 20 TO 25 KT IN THE
AFTERNOON. GUSTS UP TO 30 KT. WAVES 2 TO 3 FT. PATCHY FOG.
SHOWERS.
THU NIGHT
SW WINDS 15 TO 20 KT WITH GUSTS UP TO 30 KT,
BECOMING W 10 TO 15 KT AFTER MIDNIGHT. WAVES AROUND 2 FT. A
CHANCE OF SHOWERS IN THE EVENING.
FRI AND FRI NIGHT
W WINDS 10 TO 15 KT WITH GUSTS UP TO 25 KT.
WAVES AROUND 2 FT.
SAT THROUGH SUN NIGHT
W 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.
ANZ236-180300-
NARRAGANSETT BAY-
1005 AM EDT WED JUN 17 2026
...SMALL CRAFT ADVISORY IN EFFECT FROM THURSDAY MORNING THROUGH
THURSDAY EVENING...
THIS AFTERNOON
S WINDS 5 TO 10 KT. WAVES AROUND 2 FT.
TONIGHT
S WINDS 5 TO 10 KT. WAVES AROUND 2 FT.
THU
S WINDS 15 TO 20 KT, INCREASING TO 20 TO 25 KT IN THE
AFTERNOON. GUSTS UP TO 30 KT. WAVES 2 TO 3 FT, BUILDING TO 3 TO
5 FT IN THE AFTERNOON. PATCHY FOG. A CHANCE OF SHOWERS.
THU NIGHT
SW WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT,
BECOMING W 10 TO 15 KT AFTER MIDNIGHT. WAVES 3 TO 5 FT.
FRI AND FRI NIGHT
W WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT.
WAVES 2 TO 4 FT.
SAT THROUGH SUN NIGHT
W WINDS 15 TO 20 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.
ANZ280-180300-
OCEAN WATERS FROM THE MERRIMACK RIVER TO PLYMOUTH FROM 40 TO
60 NM-
1005 AM EDT WED JUN 17 2026
...GALE WATCH IN EFFECT FROM THURSDAY MORNING THROUGH THURSDAY
EVENING...
THIS AFTERNOON
S WINDS 5 TO 10 KT. SEAS 2 TO 3 FT. WAVE
DETAIL: S 2 FT AT 7 SECONDS AND W 1 FOOT AT 3 SECONDS.
TONIGHT
S WINDS 5 TO 10 KT. SEAS 2 TO 3 FT. WAVE DETAIL: S
3 FT AT 8 SECONDS AND S 1 FOOT AT 3 SECONDS. PATCHY FOG AFTER
MIDNIGHT WITH VSBY 1 NM OR LESS.
THU
SE WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT, INCREASING TO
20 TO 25 KT WITH GUSTS UP TO 35 KT IN THE AFTERNOON. SEAS 2 TO
4 FT, BUILDING TO 5 TO 7 FT IN THE AFTERNOON. WAVE DETAIL: S 4 FT
AT 8 SECONDS AND S 3 FT AT 3 SECONDS, BECOMING SE 7 FT AT
6 SECONDS. PATCHY FOG. A CHANCE OF SHOWERS. VSBY 1 NM OR LESS IN
THE MORNING.
THU NIGHT
S WINDS 20 TO 25 KT WITH GUSTS UP TO 35 KT, BECOMING
SW 15 TO 20 KT WITH GUSTS UP TO 25 KT AFTER MIDNIGHT. SEAS 6 TO
7 FT, SUBSIDING TO 4 TO 6 FT AFTER MIDNIGHT. WAVE DETAIL: SE 7 FT
AT 7 SECONDS, BECOMING SW 6 FT AT 6 SECONDS AND SE 4 FT AT
7 SECONDS. PATCHY FOG IN THE EVENING. A CHANCE OF SHOWERS IN THE
EVENING.
FRI AND FRI NIGHT
W WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT.
SEAS 4 TO 5 FT. WAVE DETAIL: S 5 FT AT 8 SECONDS AND W 3 FT AT
5 SECONDS.
SAT AND SAT NIGHT
W WINDS 15 TO 20 KT, DIMINISHING TO 10 TO
15 KT. GUSTS UP TO 25 KT. SEAS 3 TO 5 FT. WAVE DETAIL: W 4 FT AT
5 SECONDS AND S 3 FT AT 9 SECONDS.
SUN AND SUN NIGHT
W WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT,
BECOMING SW 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.
ANZ281-180300-
OCEAN WATERS FROM PROVINCETOWN TO NANTUCKET FROM 20 TO 60 NM-
1005 AM EDT WED JUN 17 2026
THIS AFTERNOON
SE WINDS 5 TO 10 KT. SEAS AROUND 3 FT. WAVE
DETAIL: S 3 FT AT 8 SECONDS AND NW 1 FOOT AT 4 SECONDS. A SLIGHT
CHANCE OF SHOWERS.
TONIGHT
SE WINDS 5 TO 10 KT. SEAS 3 TO 4 FT. WAVE DETAIL: S
4 FT AT 7 SECONDS AND SW 1 FOOT AT 4 SECONDS. PATCHY FOG. VSBY
1 NM OR LESS.
THU
SE WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT, BECOMING S
20 TO 25 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 4 FT
AT 7 SECONDS AND S 2 FT AT 4 SECONDS, BECOMING S 6 FT AT
6 SECONDS AND E 1 FOOT AT 7 SECONDS. PATCHY FOG. VSBY 1 NM OR
LESS.
THU NIGHT
S WINDS 20 TO 25 KT, BECOMING SW 15 TO 20 KT AFTER
MIDNIGHT. GUSTS UP TO 30 KT. SEAS 5 TO 7 FT. WAVE DETAIL: W 7 FT
AT 6 SECONDS AND E 2 FT AT 7 SECONDS. PATCHY FOG IN THE EVENING
WITH VSBY 1 TO 3 NM.
FRI AND FRI NIGHT
W WINDS 15 TO 20 KT WITH GUSTS UP TO 30 KT.
SEAS 5 TO 7 FT. WAVE DETAIL: S 7 FT AT 9 SECONDS AND W 4 FT AT
5 SECONDS.
SAT THROUGH SUN
W WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT.
SEAS 3 TO 5 FT. WAVE DETAIL: W 5 FT AT 6 SECONDS AND E 1 FOOT AT
9 SECONDS.
SUN 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.
ANZ282-180300-
OCEAN WATERS FROM MARTHAS VINEYARD TO NANTUCKET FROM 25 TO 60 NM-
1005 AM EDT WED JUN 17 2026
THIS AFTERNOON
SE WINDS AROUND 5 KT. SEAS AROUND 3 FT. WAVE
DETAIL: S 3 FT AT 7 SECONDS AND NW 1 FOOT AT 4 SECONDS. A SLIGHT
CHANCE OF SHOWERS.
TONIGHT
SE WINDS AROUND 5 KT. SEAS 3 TO 4 FT. WAVE DETAIL: S
4 FT AT 7 SECONDS AND NW 1 FOOT AT 4 SECONDS. PATCHY FOG. VSBY
1 NM OR LESS.
THU
S WINDS 10 TO 15 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: SE 4 FT AT 7 SECONDS AND S
1 FOOT AT 2 SECONDS, BECOMING SW 7 FT AT 7 SECONDS AND E 1 FOOT
AT 7 SECONDS. PATCHY FOG IN THE MORNING WITH VSBY 1 NM OR LESS.
THU NIGHT
SW WINDS 20 TO 25 KT, DIMINISHING TO 15 TO 20 KT
AFTER MIDNIGHT. GUSTS UP TO 30 KT. SEAS 6 TO 8 FT. WAVE DETAIL: S
8 FT AT 8 SECONDS AND W 2 FT AT 5 SECONDS. PATCHY FOG IN THE
EVENING WITH VSBY 1 TO 3 NM.
FRI
SW WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT. SEAS 6 TO
7 FT. WAVE DETAIL: SW 7 FT AT 8 SECONDS AND W 5 FT AT 5 SECONDS.
A CHANCE OF SHOWERS IN THE AFTERNOON.
FRI NIGHT
W 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 W 5 FT AT
5 SECONDS.
SAT THROUGH SUN
W WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT.
SEAS 4 TO 6 FT.
SUN NIGHT
SW WINDS 10 TO 15 KT WITH GUSTS UP TO 20 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.
ANZ283-180300-
OCEAN WATERS FROM MONTAUK NY TO MARTHAS VINEYARD FROM 25 TO 60 NM-
1005 AM EDT WED JUN 17 2026
THIS AFTERNOON
SE WINDS AROUND 5 KT. SEAS AROUND 3 FT. WAVE
DETAIL: S 3 FT AT 7 SECONDS AND W 1 FOOT AT 4 SECONDS.
TONIGHT
SE WINDS 5 TO 10 KT. SEAS 3 TO 4 FT. WAVE DETAIL: S
4 FT AT 7 SECONDS AND SW 1 FOOT AT 4 SECONDS. PATCHY FOG AFTER
MIDNIGHT WITH VSBY 1 NM OR LESS.
THU
S WINDS 15 TO 20 KT, INCREASING TO 20 TO 25 KT IN THE
AFTERNOON. GUSTS UP TO 30 KT. SEAS 3 TO 5 FT, BUILDING TO 5 TO
7 FT IN THE AFTERNOON. WAVE DETAIL: SE 5 FT AT 7 SECONDS AND SW
3 FT AT 4 SECONDS, BECOMING S 7 FT AT 7 SECONDS AND W 2 FT AT
10 SECONDS. PATCHY FOG. VSBY 1 NM OR LESS, INCREASING TO 1 TO
3 NM IN THE AFTERNOON.
THU NIGHT
SW WINDS 20 TO 25 KT, DIMINISHING TO 15 TO 20 KT
AFTER MIDNIGHT. GUSTS UP TO 30 KT. SEAS 6 TO 8 FT. WAVE DETAIL:
SW 8 FT AT 7 SECONDS AND NW 1 FOOT AT 6 SECONDS. PATCHY FOG IN
THE EVENING WITH VSBY 1 TO 3 NM.
FRI AND FRI NIGHT
W WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT.
SEAS 5 TO 7 FT. WAVE DETAIL: SW 7 FT AT 8 SECONDS AND NW 3 FT AT
4 SECONDS.
SAT THROUGH SUN
W WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT.
SEAS 4 TO 5 FT. WAVE DETAIL: W 5 FT AT 7 SECONDS AND SE 2 FT AT
14 SECONDS.
SUN NIGHT
SW WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT. SEAS
3 TO 4 FT. A CHANCE OF SHOWERS.
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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