802
FZUS51 KBOX 181105
CWFBOX
COASTAL WATERS FORECAST FOR MASSACHUSETTS AND RHODE ISLAND
NATIONAL WEATHER SERVICE BOSTON/NORTON MA
705 AM EDT THU JUN 18 2026
COASTAL WATERS FROM THE MERRIMACK RIVER MA TO WATCH HILL RI OUT
TO 60 NM
ANZ200-190000-
705 AM EDT THU JUN 18 2026
SYNOPSIS FOR MASSACHUSETTS AND RHODE ISLAND COASTAL WATERS
INCREASING SEAS AND WINDS TODAY AS A SYSTEM APPROACHES FROM THE W.
THERE IS A RISK FOR A FEW THUNDERSTORMS, WHICH COULD LEAD TO
LOCALLY HIGHER WINDS AND SEAS. BREEZY CONDITIONS AND ELEVATED SEAS
CONTINUE FRI AND SAT ACROSS THE SRN COASTAL WATERS.
ANZ250-190000-
COASTAL WATERS EAST OF IPSWICH BAY AND THE STELLWAGEN BANK
NATIONAL MARINE SANCTUARY-
705 AM EDT THU JUN 18 2026
...GALE WARNING IN EFFECT FROM 11 AM EDT THIS MORNING THROUGH
THIS EVENING...
TODAY
S WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT, INCREASING
TO 20 TO 25 KT WITH GUSTS UP TO 40 KT THIS AFTERNOON. SEAS 2 TO
4 FT, BUILDING TO 4 TO 6 FT THIS AFTERNOON. WAVE DETAIL: S 4 FT
AT 4 SECONDS AND W 1 FOOT AT 7 SECONDS, BECOMING SE 6 FT AT
6 SECONDS AND W 1 FOOT AT 7 SECONDS. A SLIGHT CHANCE OF SHOWERS
THIS MORNING, THEN A CHANCE OF SHOWERS WITH A SLIGHT CHANCE OF
TSTMS THIS AFTERNOON. PATCHY FOG THIS AFTERNOON WITH VSBY 1 TO
3 NM.
TONIGHT
SW WINDS 20 TO 25 KT WITH GUSTS UP TO 35 KT,
DIMINISHING TO 10 TO 15 KT WITH GUSTS UP TO 20 KT AFTER MIDNIGHT.
SEAS 4 TO 6 FT. WAVE DETAIL: S 6 FT AT 6 SECONDS AND W 2 FT AT
5 SECONDS. PATCHY FOG. VSBY 1 TO 3 NM IN THE EVENING.
FRI
SW WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT. SEAS 2 TO
4 FT. WAVE DETAIL: SE 3 FT AT 7 SECONDS AND SW 2 FT AT 4 SECONDS.
FRI NIGHT
W WINDS 10 TO 15 KT WITH GUSTS UP TO 25 KT. SEAS
2 TO 4 FT. WAVE DETAIL: SW 3 FT AT 4 SECONDS AND W 3 FT AT
4 SECONDS.
SAT AND SAT 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 SW 2 FT AT
4 SECONDS.
SUN AND SUN NIGHT
SW WINDS 5 TO 10 KT. SEAS AROUND 2 FT. WAVE
DETAIL: W 2 FT AT 4 SECONDS AND SE 1 FOOT AT 9 SECONDS.
MON
S WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT. SEAS 2 TO
4 FT. SHOWERS LIKELY.
MON NIGHT
SW WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT. SEAS
4 TO 6 FT. SHOWERS LIKELY.
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.
ANZ251-190000-
MASSACHUSETTS BAY AND IPSWICH BAY-
705 AM EDT THU JUN 18 2026
...GALE WARNING IN EFFECT FROM 11 AM THIS MORNING TO 7 PM EDT
THIS EVENING...
TODAY
S WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT, INCREASING
TO 20 TO 25 KT WITH GUSTS UP TO 35 KT THIS AFTERNOON. SEAS 2 TO
3 FT, BUILDING TO 3 TO 5 FT THIS AFTERNOON. WAVE DETAIL: SE 3 FT
AT 4 SECONDS AND W 1 FOOT AT 6 SECONDS, BECOMING SE 5 FT AT
8 SECONDS AND S 4 FT AT 4 SECONDS. A CHANCE OF SHOWERS. A SLIGHT
CHANCE OF TSTMS THIS AFTERNOON.
TONIGHT
SW WINDS 20 TO 25 KT WITH GUSTS UP TO 30 KT,
DIMINISHING TO 10 TO 15 KT WITH GUSTS UP TO 20 KT AFTER MIDNIGHT.
SEAS 3 TO 5 FT, SUBSIDING TO 2 TO 3 FT AFTER MIDNIGHT. WAVE
DETAIL: SE 5 FT AT 7 SECONDS AND S 4 FT AT 4 SECONDS, BECOMING SE
3 FT AT 7 SECONDS AND W 2 FT AT 3 SECONDS. PATCHY FOG IN THE
EVENING. A CHANCE OF SHOWERS IN THE EVENING.
FRI
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 SW 2 FT AT 4 SECONDS.
FRI NIGHT
W WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT. SEAS
2 TO 3 FT. WAVE DETAIL: W 2 FT AT 4 SECONDS AND E 1 FOOT AT
6 SECONDS.
SAT AND SAT NIGHT
W WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT.
SEAS 2 TO 3 FT. WAVE DETAIL: W 2 FT AT 4 SECONDS AND E 1 FOOT AT
6 SECONDS.
SUN AND SUN NIGHT
NW WINDS 5 TO 10 KT, BECOMING SW. SEAS
1 FOOT OR LESS. WAVE DETAIL: SW 1 FOOT AT 3 SECONDS AND NW 1 FOOT
AT 3 SECONDS.
MON
S WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT. SEAS AROUND
2 FT. SHOWERS LIKELY.
MON NIGHT
SW WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT. SEAS
2 TO 4 FT. SHOWERS LIKELY.
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.
ANZ231-190000-
CAPE COD BAY-
705 AM EDT THU JUN 18 2026
...GALE WARNING IN EFFECT FROM 11 AM EDT THIS MORNING THROUGH
THIS EVENING...
TODAY
S WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT, INCREASING
TO 20 TO 25 KT WITH GUSTS UP TO 35 KT THIS AFTERNOON. SEAS 2 TO
3 FT. WAVE DETAIL: S 3 FT AT 4 SECONDS AND SW 2 FT AT 7 SECONDS.
A CHANCE OF SHOWERS WITH A SLIGHT CHANCE OF TSTMS THIS AFTERNOON.
TONIGHT
SW WINDS 20 TO 25 KT WITH GUSTS UP TO 35 KT,
DIMINISHING TO 10 TO 15 KT WITH GUSTS UP TO 20 KT AFTER MIDNIGHT.
SEAS 3 TO 5 FT, SUBSIDING TO 2 FT AFTER MIDNIGHT. WAVE DETAIL: S
3 FT AT 4 SECONDS AND SE 3 FT AT 7 SECONDS, BECOMING SW 2 FT AT
4 SECONDS AND E 2 FT AT 8 SECONDS. PATCHY FOG. VSBY 1 TO 3 NM IN
THE EVENING.
FRI
SW WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT. SEAS 2 TO
3 FT. WAVE DETAIL: SW 2 FT AT 3 SECONDS AND E 2 FT AT 8 SECONDS.
FRI 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 E 1 FOOT AT
7 SECONDS.
SAT AND SAT NIGHT
W WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT.
SEAS 2 TO 3 FT. WAVE DETAIL: W 2 FT AT 4 SECONDS AND E 2 FT AT
8 SECONDS.
SUN AND SUN NIGHT
W WINDS 5 TO 10 KT, BECOMING SW. SEAS 1 FOOT
OR LESS. WAVE DETAIL: NW 1 FOOT AT 4 SECONDS AND NE 1 FOOT AT
8 SECONDS.
MON AND MON NIGHT
S WINDS 5 TO 10 KT, BECOMING SW 10 TO 15 KT.
GUSTS UP TO 20 KT. SEAS 2 TO 3 FT. SHOWERS LIKELY.
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.
ANZ254-190000-
COASTAL WATERS FROM PROVINCETOWN MA TO CHATHAM MA TO NANTUCKET MA
OUT 20 NM-
705 AM EDT THU JUN 18 2026
...SMALL CRAFT ADVISORY IN EFFECT FROM 1 PM EDT THIS AFTERNOON
THROUGH FRIDAY EVENING...
TODAY
S WINDS 15 TO 20 KT, INCREASING TO 20 TO 25 KT THIS
AFTERNOON. GUSTS UP TO 30 KT. SEAS 2 TO 4 FT, BUILDING TO 4 TO
6 FT THIS AFTERNOON. WAVE DETAIL: S 3 FT AT 6 SECONDS AND E
1 FOOT AT 8 SECONDS, BECOMING SE 6 FT AT 6 SECONDS AND W 1 FOOT
AT 8 SECONDS. PATCHY FOG THIS AFTERNOON. A SLIGHT CHANCE OF
SHOWERS THIS AFTERNOON WITH VSBY 1 TO 3 NM.
TONIGHT
SW WINDS 20 TO 25 KT WITH GUSTS UP TO 35 KT,
DIMINISHING TO 15 TO 20 KT WITH GUSTS UP TO 25 KT AFTER MIDNIGHT.
SEAS 4 TO 6 FT. WAVE DETAIL: SW 6 FT AT 7 SECONDS AND SW 3 FT AT
4 SECONDS. PATCHY FOG. VSBY 1 NM OR LESS IN THE EVENING.
FRI
W WINDS 10 TO 15 KT, BECOMING SW 15 TO 20 KT IN THE
AFTERNOON. GUSTS UP TO 25 KT. SEAS 4 TO 6 FT. WAVE DETAIL: S 5 FT
AT 8 SECONDS AND W 3 FT AT 5 SECONDS.
FRI NIGHT
W WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT. SEAS
4 TO 6 FT. WAVE DETAIL: S 5 FT AT 8 SECONDS AND W 4 FT AT
4 SECONDS.
SAT AND SAT 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 4 FT AT
5 SECONDS.
SUN AND SUN NIGHT
SW WINDS 5 TO 10 KT. SEAS 2 TO 4 FT. WAVE
DETAIL: S 3 FT AT 8 SECONDS AND W 2 FT AT 4 SECONDS.
MON
S WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT. SEAS 3 TO
5 FT. SHOWERS LIKELY.
MON NIGHT
SW WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT. SEAS
5 TO 7 FT. 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.
ANZ255-190000-
COASTAL WATERS EXTENDING OUT TO 25 NM SOUTH OF MARTHAS VINEYARD
AND NANTUCKET-
705 AM EDT THU JUN 18 2026
...SMALL CRAFT ADVISORY IN EFFECT FROM 11 AM EDT THIS MORNING
THROUGH FRIDAY EVENING...
TODAY
S WINDS 15 TO 20 KT, INCREASING TO 20 TO 25 KT THIS
AFTERNOON. GUSTS UP TO 30 KT. SEAS 3 TO 5 FT, BUILDING TO 5 TO
7 FT THIS AFTERNOON. WAVE DETAIL: SW 4 FT AT 7 SECONDS AND S 3 FT
AT 4 SECONDS, BECOMING S 7 FT AT 7 SECONDS AND NW 1 FOOT AT
7 SECONDS. PATCHY FOG THIS AFTERNOON WITH VSBY 1 NM OR LESS.
TONIGHT
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 NW 5 FT AT 8 SECONDS. PATCHY FOG. VSBY 1 NM OR
LESS IN THE EVENING.
FRI
W WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT. SEAS 5 TO
7 FT. WAVE DETAIL: SW 6 FT AT 7 SECONDS AND W 3 FT AT 4 SECONDS.
FRI NIGHT
W WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT. SEAS
5 TO 7 FT. WAVE DETAIL: NW 7 FT AT 4 SECONDS AND SW 6 FT AT
8 SECONDS.
SAT AND SAT 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 SW 5 FT AT
6 SECONDS.
SUN AND SUN NIGHT
SW WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT.
SEAS 2 TO 4 FT. WAVE DETAIL: SW 4 FT AT 8 SECONDS AND NW 2 FT AT
4 SECONDS.
MON
S WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT. SEAS 4 TO
6 FT. SHOWERS LIKELY.
MON NIGHT
SW WINDS 20 TO 25 KT. SEAS 5 TO 7 FT. 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.
ANZ256-190000-
COASTAL WATERS FROM MONTAUK NY TO MARTHAS VINEYARD EXTENDING OUT
TO 20 NM SOUTH OF BLOCK ISLAND-
705 AM EDT THU JUN 18 2026
...SMALL CRAFT ADVISORY IN EFFECT FROM 11 AM EDT THIS MORNING
THROUGH FRIDAY EVENING...
TODAY
S WINDS 20 TO 25 KT WITH GUSTS UP TO 35 KT. SEAS 3 TO
5 FT, BUILDING TO 5 TO 7 FT THIS AFTERNOON. WAVE DETAIL: S 5 FT
AT 6 SECONDS AND W 1 FOOT AT 5 SECONDS, BECOMING SW 7 FT AT
7 SECONDS AND NW 1 FOOT AT 7 SECONDS. PATCHY FOG THIS AFTERNOON.
A SLIGHT CHANCE OF SHOWERS AND TSTMS THIS AFTERNOON WITH VSBY
1 NM OR LESS.
TONIGHT
SW WINDS 20 TO 25 KT WITH GUSTS UP TO 35 KT, BECOMING
W 15 TO 20 KT WITH GUSTS UP TO 25 KT AFTER MIDNIGHT. SEAS 7 TO
8 FT, SUBSIDING TO 5 TO 8 FT AFTER MIDNIGHT. WAVE DETAIL: S 8 FT
AT 8 SECONDS AND W 6 FT AT 7 SECONDS, BECOMING S 8 FT AT
8 SECONDS AND SW 3 FT AT 4 SECONDS. PATCHY FOG IN THE EVENING
WITH VSBY 1 NM OR LESS.
FRI
W WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT. SEAS 5 TO
7 FT. WAVE DETAIL: SW 6 FT AT 7 SECONDS AND SE 3 FT AT 4 SECONDS.
FRI NIGHT
SW WINDS 15 TO 20 KT, BECOMING W 10 TO 15 KT AFTER
MIDNIGHT. GUSTS UP TO 25 KT. SEAS 5 TO 7 FT. WAVE DETAIL: S 6 FT
AT 7 SECONDS AND NW 1 FOOT AT 5 SECONDS.
SAT AND SAT NIGHT
W WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT.
SEAS 4 TO 6 FT. WAVE DETAIL: SW 6 FT AT 8 SECONDS AND W 4 FT AT
5 SECONDS.
SUN
W 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 W 3 FT AT 5 SECONDS.
SUN NIGHT
SW WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT. SEAS
2 TO 4 FT. A CHANCE OF SHOWERS.
MON
S WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT. SEAS 4 TO
6 FT. SHOWERS LIKELY.
MON NIGHT
SW WINDS 20 TO 25 KT. SEAS 5 TO 7 FT. SHOWERS
LIKELY.
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.
ANZ232-190000-
NANTUCKET SOUND-
705 AM EDT THU JUN 18 2026
...GALE WARNING IN EFFECT FROM 11 AM EDT THIS MORNING THROUGH
THIS EVENING...
TODAY
S WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT, INCREASING
TO 20 TO 25 KT WITH GUSTS UP TO 35 KT THIS AFTERNOON. SEAS 2 TO
3 FT, BUILDING TO 3 TO 5 FT THIS AFTERNOON. WAVE DETAIL: S 3 FT
AT 4 SECONDS AND SW 1 FOOT AT 7 SECONDS, BECOMING S 4 FT AT
4 SECONDS AND SW 4 FT AT 7 SECONDS. PATCHY FOG THIS AFTERNOON. A
SLIGHT CHANCE OF SHOWERS THIS AFTERNOON WITH VSBY 1 TO 3 NM.
TONIGHT
SW WINDS 20 TO 25 KT, DIMINISHING TO 15 TO 20 KT AFTER
MIDNIGHT. GUSTS UP TO 30 KT. SEAS 3 TO 5 FT. WAVE DETAIL: SW 4 FT
AT 4 SECONDS AND SW 4 FT AT 7 SECONDS. PATCHY FOG IN THE EVENING
WITH VSBY 1 NM OR LESS.
FRI
W WINDS 10 TO 15 KT, BECOMING SW 15 TO 20 KT IN THE
AFTERNOON. GUSTS UP TO 25 KT. SEAS 2 TO 4 FT. WAVE DETAIL: SW
3 FT AT 4 SECONDS AND SW 2 FT AT 8 SECONDS.
FRI NIGHT
W WINDS 15 TO 20 KT, DIMINISHING TO 10 TO 15 KT
AFTER MIDNIGHT. GUSTS UP TO 25 KT. SEAS 2 TO 4 FT. WAVE DETAIL:
SW 3 FT AT 4 SECONDS AND E 1 FOOT AT 8 SECONDS.
SAT AND SAT 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
9 SECONDS.
SUN AND SUN NIGHT
SW WINDS 10 TO 15 KT. GUSTS UP TO 20 KT.
SEAS 2 TO 3 FT. WAVE DETAIL: W 2 FT AT 3 SECONDS AND S 1 FOOT AT
8 SECONDS.
MON
S WINDS 15 TO 20 KT. SEAS 2 TO 4 FT. SHOWERS LIKELY.
MON NIGHT
SW WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT. SEAS
3 TO 5 FT. 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.
ANZ233-190000-
VINEYARD SOUND-
705 AM EDT THU JUN 18 2026
...GALE WARNING IN EFFECT FROM 11 AM EDT THIS MORNING THROUGH
THIS EVENING...
TODAY
S WINDS 15 TO 20 KT, INCREASING TO 20 TO 25 KT THIS
AFTERNOON. GUSTS UP TO 35 KT. SEAS 2 TO 4 FT, BUILDING TO 4 TO
6 FT THIS AFTERNOON. WAVE DETAIL: SW 3 FT AT 5 SECONDS AND E
1 FOOT AT 8 SECONDS, BECOMING SW 6 FT AT 7 SECONDS AND E 2 FT AT
10 SECONDS. PATCHY FOG THIS AFTERNOON. A SLIGHT CHANCE OF SHOWERS
AND TSTMS THIS AFTERNOON WITH VSBY 1 NM OR LESS.
TONIGHT
SW WINDS 20 TO 25 KT WITH GUSTS UP TO 35 KT,
DIMINISHING TO 15 TO 20 KT WITH GUSTS UP TO 25 KT AFTER MIDNIGHT.
SEAS 4 TO 6 FT. WAVE DETAIL: SW 6 FT AT 7 SECONDS AND SW 4 FT AT
4 SECONDS. PATCHY FOG. VSBY 1 NM OR LESS IN THE EVENING.
FRI
W WINDS 10 TO 15 KT, BECOMING SW 15 TO 20 KT IN THE
AFTERNOON. GUSTS UP TO 25 KT. SEAS 3 TO 5 FT. WAVE DETAIL: SW
4 FT AT 8 SECONDS AND SW 3 FT AT 5 SECONDS.
FRI NIGHT
SW WINDS 15 TO 20 KT, BECOMING W 10 TO 15 KT AFTER
MIDNIGHT. GUSTS UP TO 25 KT. SEAS 3 TO 5 FT. WAVE DETAIL: SW 4 FT
AT 8 SECONDS AND NW 1 FOOT AT 5 SECONDS.
SAT AND SAT NIGHT
W 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 SW 4 FT AT
9 SECONDS.
SUN
W WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT. SEAS 2 TO
3 FT. WAVE DETAIL: SW 3 FT AT 6 SECONDS AND SW 3 FT AT 7 SECONDS.
SUN NIGHT
SW WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT. SEAS
2 TO 3 FT. A CHANCE OF SHOWERS.
MON
S WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT. SEAS 2 TO
4 FT. SHOWERS LIKELY.
MON NIGHT
SW WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT. SEAS
3 TO 5 FT. SHOWERS LIKELY.
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.
ANZ234-190000-
BUZZARDS BAY-
705 AM EDT THU JUN 18 2026
...GALE WARNING IN EFFECT FROM 11 AM EDT THIS MORNING THROUGH
THIS EVENING...
TODAY
S WINDS 15 TO 20 KT, INCREASING TO 20 TO 25 KT THIS
AFTERNOON. GUSTS UP TO 35 KT. SEAS 2 TO 3 FT, BUILDING TO 3 TO
5 FT THIS AFTERNOON. WAVE DETAIL: S 3 FT AT 4 SECONDS AND S
1 FOOT AT 7 SECONDS, BECOMING SW 5 FT AT 7 SECONDS AND S 4 FT AT
4 SECONDS. PATCHY FOG THIS AFTERNOON. A SLIGHT CHANCE OF SHOWERS
AND TSTMS THIS AFTERNOON WITH VSBY 1 NM OR LESS.
TONIGHT
SW WINDS 20 TO 25 KT WITH GUSTS UP TO 35 KT,
DIMINISHING TO 10 TO 15 KT WITH GUSTS UP TO 20 KT AFTER MIDNIGHT.
SEAS 3 TO 5 FT. WAVE DETAIL: SW 5 FT AT 7 SECONDS AND SW 4 FT AT
5 SECONDS. PATCHY FOG IN THE EVENING WITH VSBY 1 TO 3 NM.
FRI
W WINDS 10 TO 15 KT, BECOMING SW 15 TO 20 KT IN THE
AFTERNOON. GUSTS UP TO 25 KT. SEAS 2 TO 4 FT. WAVE DETAIL: SW
3 FT AT 5 SECONDS AND S 2 FT AT 7 SECONDS.
FRI NIGHT
SW WINDS 15 TO 20 KT, BECOMING W 10 TO 15 KT AFTER
MIDNIGHT. GUSTS UP TO 25 KT. SEAS 2 TO 4 FT. WAVE DETAIL: W 3 FT
AT 5 SECONDS AND SW 2 FT AT 8 SECONDS.
SAT AND SAT NIGHT
W 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 SW 2 FT AT
10 SECONDS.
SUN
W WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT. SEAS 2 TO
3 FT. WAVE DETAIL: W 2 FT AT 4 SECONDS AND S 2 FT AT 7 SECONDS.
SUN NIGHT
SW WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT. SEAS
AROUND 2 FT. A CHANCE OF SHOWERS.
MON AND MON NIGHT
S WINDS 10 TO 15 KT, BECOMING SW 15 TO
20 KT. SEAS 2 TO 4 FT. SHOWERS LIKELY.
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.
ANZ235-190000-
RHODE ISLAND SOUND-
705 AM EDT THU JUN 18 2026
...SMALL CRAFT ADVISORY IN EFFECT FROM 11 AM EDT THIS MORNING
THROUGH FRIDAY EVENING...
TODAY
S WINDS 20 TO 25 KT WITH GUSTS UP TO 35 KT. SEAS 3 TO
5 FT, BUILDING TO 5 TO 7 FT THIS AFTERNOON. WAVE DETAIL: S 5 FT
AT 6 SECONDS AND SE 2 FT AT 7 SECONDS, BECOMING S 7 FT AT
7 SECONDS AND NW 3 FT AT 7 SECONDS. PATCHY FOG THIS AFTERNOON. A
SLIGHT CHANCE OF SHOWERS AND TSTMS THIS AFTERNOON WITH VSBY 1 NM
OR LESS.
TONIGHT
SW WINDS 20 TO 25 KT, BECOMING W 15 TO 20 KT AFTER
MIDNIGHT. GUSTS UP TO 30 KT. SEAS 5 TO 7 FT. WAVE DETAIL: W 7 FT
AT 7 SECONDS AND E 3 FT AT 7 SECONDS. PATCHY FOG IN THE EVENING
WITH VSBY 1 NM OR LESS.
FRI
SW WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT. SEAS 4 TO
6 FT. WAVE DETAIL: SW 6 FT AT 6 SECONDS AND E 2 FT AT 8 SECONDS.
FRI NIGHT
SW WINDS 15 TO 20 KT, BECOMING W 10 TO 15 KT AFTER
MIDNIGHT. GUSTS UP TO 25 KT. SEAS 4 TO 6 FT. WAVE DETAIL: SW 6 FT
AT 6 SECONDS AND E 2 FT AT 8 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 5 FT AT 6 SECONDS AND SW 5 FT AT
9 SECONDS.
SUN AND SUN NIGHT
SW WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT.
SEAS 2 TO 3 FT. WAVE DETAIL: W 3 FT AT 4 SECONDS AND SW 3 FT AT
8 SECONDS.
MON
S WINDS 15 TO 20 KT. SEAS 2 TO 4 FT. SHOWERS LIKELY.
MON NIGHT
SW WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT. SEAS
4 TO 6 FT. SHOWERS LIKELY.
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.
ANZ237-190000-
BLOCK ISLAND SOUND-
705 AM EDT THU JUN 18 2026
...SMALL CRAFT ADVISORY IN EFFECT FROM 11 AM EDT THIS MORNING
THROUGH FRIDAY EVENING...
TODAY
S WINDS 15 TO 20 KT, INCREASING TO 20 TO 25 KT THIS
AFTERNOON. GUSTS UP TO 35 KT. SEAS 2 TO 4 FT, BUILDING TO 5 TO
7 FT THIS AFTERNOON. WAVE DETAIL: SE 4 FT AT 7 SECONDS AND W
1 FOOT AT 5 SECONDS, BECOMING SW 6 FT AT 7 SECONDS AND E 1 FOOT
AT 8 SECONDS. PATCHY FOG THIS AFTERNOON. A CHANCE OF SHOWERS WITH
A SLIGHT CHANCE OF TSTMS THIS AFTERNOON WITH VSBY 1 NM OR LESS.
TONIGHT
SW WINDS 20 TO 25 KT, BECOMING W 10 TO 15 KT AFTER
MIDNIGHT. GUSTS UP TO 30 KT. SEAS 5 TO 7 FT. WAVE DETAIL: SW 7 FT
AT 6 SECONDS AND E 1 FOOT AT 7 SECONDS. PATCHY FOG IN THE EVENING
WITH VSBY 1 TO 3 NM.
FRI
W WINDS 10 TO 15 KT, BECOMING SW 15 TO 20 KT IN THE
AFTERNOON. GUSTS UP TO 25 KT. SEAS 3 TO 5 FT. WAVE DETAIL: S 5 FT
AT 8 SECONDS AND W 3 FT AT 5 SECONDS.
FRI NIGHT
W WINDS 10 TO 15 KT WITH GUSTS UP TO 25 KT. SEAS
3 TO 5 FT. WAVE DETAIL: S 4 FT AT 8 SECONDS AND SW 2 FT AT
4 SECONDS.
SAT AND SAT NIGHT
W 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 4 FT AT
9 SECONDS.
SUN
W 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 W 2 FT AT 4 SECONDS.
SUN NIGHT
SW WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT. SEAS
2 TO 3 FT. A CHANCE OF SHOWERS.
MON
S WINDS 10 TO 15 KT WITH GUSTS UP TO 25 KT. SEAS 2 TO
4 FT. SHOWERS LIKELY.
MON NIGHT
SW WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT. SEAS
4 TO 6 FT. SHOWERS LIKELY.
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.
ANZ230-190000-
BOSTON HARBOR-
705 AM EDT THU JUN 18 2026
...GALE WARNING IN EFFECT FROM 1 PM THIS AFTERNOON TO 7 PM EDT
THIS EVENING...
TODAY
S WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT, INCREASING
TO 20 TO 25 KT WITH GUSTS UP TO 35 KT THIS AFTERNOON. WAVES
AROUND 2 FT. A CHANCE OF SHOWERS THIS MORNING, THEN SHOWERS
LIKELY WITH A SLIGHT CHANCE OF TSTMS THIS AFTERNOON.
TONIGHT
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. WAVES AROUND
2 FT. A CHANCE OF SHOWERS IN THE EVENING.
FRI
W WINDS AROUND 15 KT WITH GUSTS UP TO 20 KT. WAVES AROUND
2 FT.
FRI NIGHT
W WINDS AROUND 15 KT WITH GUSTS UP TO 20 KT. WAVES
AROUND 2 FT.
SAT AND SAT NIGHT
W WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT.
WAVES AROUND 2 FT.
SUN
NW WINDS 5 TO 10 KT. WAVES 1 FOOT OR LESS. A CHANCE OF
SHOWERS.
SUN NIGHT
SW WINDS AROUND 5 KT. WAVES 1 FOOT OR LESS. A CHANCE
OF SHOWERS.
MON AND MON NIGHT
SE WINDS 5 TO 10 KT, BECOMING W 10 TO 15 KT.
WAVES AROUND 2 FT. SHOWERS LIKELY.
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.
ANZ236-190000-
NARRAGANSETT BAY-
705 AM EDT THU JUN 18 2026
...SMALL CRAFT ADVISORY IN EFFECT FROM 11 AM THIS MORNING TO 7 PM
EDT THIS EVENING...
TODAY
S WINDS 15 TO 20 KT, INCREASING TO 20 TO 25 KT THIS
AFTERNOON. GUSTS UP TO 30 KT. WAVES 2 TO 3 FT, BUILDING TO 3 TO
5 FT THIS AFTERNOON. PATCHY FOG THIS AFTERNOON. A SLIGHT CHANCE
OF SHOWERS AND TSTMS THIS AFTERNOON WITH VSBY 1 NM OR LESS.
TONIGHT
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 2 TO
4 FT. PATCHY FOG IN THE EVENING WITH VSBY 1 TO 3 NM.
FRI
W WINDS 10 TO 15 KT WITH GUSTS UP TO 25 KT. WAVES 2 TO
4 FT.
FRI NIGHT
W WINDS 10 TO 15 KT. GUSTS UP TO 20 KT IN THE
EVENING. WAVES 2 TO 4 FT.
SAT AND SAT NIGHT
W WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT.
WAVES 2 TO 3 FT.
SUN
W WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT. WAVES AROUND
2 FT.
SUN NIGHT
SW WINDS 5 TO 10 KT. WAVES AROUND 2 FT. A CHANCE OF
SHOWERS.
MON AND MON NIGHT
S WINDS 10 TO 15 KT, BECOMING SW. GUSTS UP
TO 20 KT. WAVES 2 TO 4 FT. SHOWERS LIKELY.
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.
ANZ280-190000-
OCEAN WATERS FROM THE MERRIMACK RIVER TO PLYMOUTH FROM 40 TO
60 NM-
705 AM EDT THU JUN 18 2026
...GALE WARNING IN EFFECT FROM 11 AM EDT THIS MORNING THROUGH
THIS EVENING...
TODAY
S WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT, INCREASING
TO 20 TO 25 KT WITH GUSTS UP TO 40 KT THIS AFTERNOON. SEAS 2 TO
4 FT, BUILDING TO 5 TO 7 FT THIS AFTERNOON. WAVE DETAIL: S 4 FT
AT 4 SECONDS AND SE 2 FT AT 7 SECONDS, BECOMING SW 7 FT AT
6 SECONDS AND E 1 FOOT AT 7 SECONDS. A SLIGHT CHANCE OF SHOWERS
THIS MORNING, THEN A CHANCE OF SHOWERS WITH A SLIGHT CHANCE OF
TSTMS THIS AFTERNOON. PATCHY FOG THIS AFTERNOON WITH VSBY 1 NM OR
LESS.
TONIGHT
S WINDS 20 TO 25 KT WITH GUSTS UP TO 40 KT, BECOMING
SW 15 TO 20 KT WITH GUSTS UP TO 25 KT AFTER MIDNIGHT. SEAS 6 TO
8 FT, SUBSIDING TO 4 TO 6 FT AFTER MIDNIGHT. WAVE DETAIL: SW 8 FT
AT 6 SECONDS AND E 2 FT AT 8 SECONDS, BECOMING SW 6 FT AT
6 SECONDS AND E 2 FT AT 8 SECONDS. PATCHY FOG. A CHANCE OF
SHOWERS IN THE EVENING. VSBY 1 NM OR LESS.
FRI
SW WINDS AROUND 15 KT WITH GUSTS UP TO 25 KT. SEAS 4 TO
5 FT. WAVE DETAIL: S 5 FT AT 7 SECONDS AND W 3 FT AT 4 SECONDS.
FRI NIGHT
W WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT. SEAS
4 TO 6 FT. WAVE DETAIL: S 4 FT AT 8 SECONDS AND SW 3 FT AT
5 SECONDS.
SAT
W WINDS 15 TO 20 KT, DIMINISHING TO 10 TO 15 KT IN THE
AFTERNOON. GUSTS UP TO 25 KT. SEAS 4 TO 6 FT. WAVE DETAIL: W 4 FT
AT 5 SECONDS AND S 3 FT AT 8 SECONDS.
SAT NIGHT
W WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT. SEAS
3 TO 4 FT. WAVE DETAIL: S 3 FT AT 9 SECONDS AND W 2 FT AT
4 SECONDS.
SUN AND SUN NIGHT
W WINDS 5 TO 10 KT, BECOMING SW. SEAS 2 TO
4 FT.
MON
S WINDS 5 TO 10 KT. SEAS 3 TO 5 FT. SHOWERS LIKELY.
MON NIGHT
S WINDS 10 TO 15 KT WITH GUSTS UP TO 25 KT. SEAS
5 TO 8 FT. SHOWERS LIKELY.
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.
ANZ281-190000-
OCEAN WATERS FROM PROVINCETOWN TO NANTUCKET FROM 20 TO 60 NM-
705 AM EDT THU JUN 18 2026
TODAY
SE WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT, BECOMING S
20 TO 25 KT WITH GUSTS UP TO 35 KT THIS AFTERNOON. SEAS 3 TO
4 FT, BUILDING TO 4 TO 6 FT THIS AFTERNOON. WAVE DETAIL: S 3 FT
AT 4 SECONDS AND S 3 FT AT 7 SECONDS, BECOMING SE 6 FT AT
6 SECONDS AND W 1 FOOT AT 4 SECONDS. PATCHY FOG THIS AFTERNOON
WITH VSBY 1 NM OR LESS.
TONIGHT
S WINDS 20 TO 25 KT, BECOMING SW 15 TO 20 KT AFTER
MIDNIGHT. GUSTS UP TO 35 KT. SEAS 5 TO 7 FT. WAVE DETAIL: SW 7 FT
AT 6 SECONDS AND E 1 FOOT AT 7 SECONDS. PATCHY FOG. VSBY 1 NM OR
LESS.
FRI
SW WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT. SEAS 5 TO
7 FT. WAVE DETAIL: S 6 FT AT 8 SECONDS AND W 3 FT AT 5 SECONDS.
PATCHY FOG IN THE MORNING WITH VSBY 1 NM OR LESS.
FRI NIGHT
W WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT. SEAS
5 TO 7 FT. WAVE DETAIL: SW 6 FT AT 8 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 4 TO 6 FT. WAVE DETAIL: W 6 FT AT 6 SECONDS AND SE 2 FT AT
13 SECONDS.
SUN AND SUN NIGHT
W WINDS 5 TO 10 KT, BECOMING SW. SEAS 2 TO
4 FT. WAVE DETAIL: SW 4 FT AT 8 SECONDS AND N 2 FT AT 4 SECONDS.
MON
S WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT. SEAS 5 TO
7 FT. SHOWERS LIKELY.
MON NIGHT
S WINDS 20 TO 25 KT. SEAS 7 TO 9 FT. 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.
ANZ282-190000-
OCEAN WATERS FROM MARTHAS VINEYARD TO NANTUCKET FROM 25 TO 60 NM-
705 AM EDT THU JUN 18 2026
TODAY
SE WINDS 15 TO 20 KT, BECOMING S 20 TO 25 KT THIS
AFTERNOON. GUSTS UP TO 30 KT. SEAS 4 TO 6 FT. WAVE DETAIL: S 6 FT
AT 6 SECONDS AND W 1 FOOT AT 3 SECONDS. PATCHY FOG THIS AFTERNOON
WITH VSBY 1 NM OR LESS.
TONIGHT
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: W 8 FT
AT 7 SECONDS AND E 1 FOOT AT 7 SECONDS. PATCHY FOG. VSBY 1 NM OR
LESS.
FRI
SW WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT. SEAS 6 TO
7 FT. WAVE DETAIL: W 7 FT AT 5 SECONDS AND E 1 FOOT AT 8 SECONDS.
FRI NIGHT
W 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 3 FT AT
5 SECONDS.
SAT AND SAT 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 5 FT AT
6 SECONDS.
SUN AND SUN NIGHT
W WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT.
SEAS 2 TO 4 FT. WAVE DETAIL: W 4 FT AT 7 SECONDS AND SW 2 FT AT
4 SECONDS.
MON
S WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT. SEAS 5 TO
7 FT. A CHANCE OF SHOWERS.
MON NIGHT
S WINDS 20 TO 25 KT. SEAS 6 TO 8 FT. SHOWERS LIKELY.
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.
ANZ283-190000-
OCEAN WATERS FROM MONTAUK NY TO MARTHAS VINEYARD FROM 25 TO 60 NM-
705 AM EDT THU JUN 18 2026
TODAY
S WINDS 15 TO 20 KT, INCREASING TO 20 TO 25 KT THIS
AFTERNOON. GUSTS UP TO 35 KT. SEAS 4 TO 5 FT, BUILDING TO 5 TO
8 FT THIS AFTERNOON. WAVE DETAIL: SE 5 FT AT 6 SECONDS, BECOMING
SW 8 FT AT 7 SECONDS AND N 1 FOOT AT 7 SECONDS. PATCHY FOG THIS
AFTERNOON WITH VSBY 1 NM OR LESS.
TONIGHT
SW WINDS 20 TO 25 KT WITH GUSTS UP TO 35 KT. SEAS 6 TO
9 FT. WAVE DETAIL: S 9 FT AT 7 SECONDS AND S 6 FT AT 4 SECONDS.
PATCHY FOG. VSBY 1 NM OR LESS IN THE EVENING.
FRI
W WINDS 10 TO 15 KT, BECOMING SW 15 TO 20 KT IN THE
AFTERNOON. GUSTS UP TO 25 KT. SEAS 6 TO 7 FT. WAVE DETAIL: W 7 FT
AT 7 SECONDS AND SE 3 FT AT 4 SECONDS.
FRI NIGHT
W WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT. SEAS
5 TO 7 FT. WAVE DETAIL: S 6 FT AT 7 SECONDS AND W 3 FT AT
5 SECONDS.
SAT AND SAT 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 SW 5 FT AT
6 SECONDS.
SUN
W 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 NW 2 FT AT 4 SECONDS.
SUN NIGHT
SW WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT. SEAS
2 TO 4 FT. A CHANCE OF SHOWERS.
MON
S WINDS 15 TO 20 KT WITH GUSTS UP TO 30 KT. SEAS 4 TO
6 FT. SHOWERS LIKELY.
MON NIGHT
SW WINDS 20 TO 25 KT WITH GUSTS UP TO 30 KT. SEAS
5 TO 7 FT. SHOWERS LIKELY.
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.
FOR THE LATEST UPDATES...PLEASE VISIT OUR WEBPAGE AT
WWW.WEATHER.GOV/BOSTON
YOU CAN FOLLOW US ON FACEBOOK AT
WWW.FACEBOOK.COM/US.NATIONALWEATHERSERVICE.BOSTON.GOV
YOU CAN FOLLOW US ON TWITTER AT
@NWSBOSTON
CLICK HERE TO GO TO PREVIOUS BULLETINS.
Main Text Page