123
FZUS51 KBOX 221705
CWFBOX
COASTAL WATERS FORECAST FOR MASSACHUSETTS AND RHODE ISLAND
NATIONAL WEATHER SERVICE BOSTON/NORTON MA
104 PM EDT FRI MAY 22 2026
COASTAL WATERS FROM THE MERRIMACK RIVER MA TO WATCH HILL RI OUT
TO 60 NM
ANZ200-230600-
104 PM EDT FRI MAY 22 2026
SYNOPSIS FOR MASSACHUSETTS AND RHODE ISLAND COASTAL WATERS
STRONG HIGH PRES OVER THE GT LAKES WILL MOVE INTO THE WATERS FRI
AND FRI NIGHT. THE HIGH MOVES OFFSHORE SAT, THEN A WARM FRONT AND
LOW PRES WILL APPROACH THE WATERS FROM THE S ON SUN. THE LOW PRES
LIFTS NE ACROSS THE WATERS SUN NIGHT THEN INTO THE GULF OF MAINE
MON. WEAK HIGH PRES FOLLOWS TUE THEN A COLD FRONT WILL MOVE INTO THE
REGION FROM THE N WED.
ANZ250-230600-
COASTAL WATERS EAST OF IPSWICH BAY AND THE STELLWAGEN BANK
NATIONAL MARINE SANCTUARY-
104 PM EDT FRI MAY 22 2026
THIS AFTERNOON
E WINDS 5 TO 10 KT. SEAS AROUND 2 FT. WAVE
DETAIL: N 2 FT AT 4 SECONDS AND SE 1 FOOT AT 7 SECONDS.
TONIGHT
S WINDS 5 TO 10 KT, BECOMING W AFTER MIDNIGHT. SEAS
AROUND 2 FT IN THE EVENING, THEN 1 FOOT OR LESS. WAVE DETAIL: N
2 FT AT 4 SECONDS AND S 1 FOOT AT 4 SECONDS, BECOMING NW 1 FOOT
AT 2 SECONDS AND S 1 FOOT AT 4 SECONDS.
SAT
NE WINDS AROUND 5 KT, BECOMING E AROUND 5 KT IN THE
AFTERNOON. SEAS 1 FOOT OR LESS. WAVE DETAIL: NW 1 FOOT AT
2 SECONDS AND NE 1 FOOT AT 3 SECONDS.
SAT NIGHT
SE WINDS 5 TO 10 KT. SEAS 1 FOOT OR LESS, THEN
AROUND 2 FT AFTER MIDNIGHT. WAVE DETAIL: E 1 FOOT AT 3 SECONDS
AND S 1 FOOT AT 6 SECONDS, BECOMING SE 2 FT AT 9 SECONDS AND NE
1 FOOT AT 3 SECONDS. A CHANCE OF SHOWERS AFTER MIDNIGHT.
SUN
E WINDS 10 TO 15 KT, INCREASING TO 15 TO 20 KT IN THE
AFTERNOON. GUSTS UP TO 25 KT. SEAS 2 TO 4 FT. WAVE DETAIL: SE
4 FT AT 5 SECONDS. SHOWERS.
SUN NIGHT
E WINDS 15 TO 20 KT, BECOMING SE 10 TO 15 KT AFTER
MIDNIGHT. GUSTS UP TO 25 KT. SEAS 3 TO 5 FT. WAVE DETAIL: SE 5 FT
AT 6 SECONDS. SHOWERS.
MON
N WINDS AROUND 10 KT WITH GUSTS UP TO 20 KT. SEAS 4 TO
6 FT. SHOWERS LIKELY.
MON NIGHT
SW WINDS 5 TO 10 KT. SEAS 4 TO 6 FT.
TUE AND TUE 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.
ANZ251-230600-
MASSACHUSETTS BAY AND IPSWICH BAY-
104 PM EDT FRI MAY 22 2026
THIS AFTERNOON
E WINDS 5 TO 10 KT. SEAS AROUND 2 FT. WAVE
DETAIL: N 2 FT AT 4 SECONDS AND SE 2 FT AT 7 SECONDS.
TONIGHT
S WINDS 5 TO 10 KT, BECOMING W AFTER MIDNIGHT. SEAS
1 FOOT OR LESS. WAVE DETAIL: SE 1 FOOT AT 3 SECONDS AND NE 1 FOOT
AT 4 SECONDS.
SAT
NE WINDS AROUND 5 KT, BECOMING E IN THE AFTERNOON. SEAS
1 FOOT OR LESS. WAVE DETAIL: S 1 FOOT AT 3 SECONDS AND E 1 FOOT
AT 4 SECONDS.
SAT NIGHT
SE WINDS 5 TO 10 KT. SEAS 1 FOOT OR LESS, THEN
AROUND 2 FT AFTER MIDNIGHT. WAVE DETAIL: E 1 FOOT AT 3 SECONDS
AND SE 1 FOOT AT 10 SECONDS, BECOMING E 1 FOOT AT 3 SECONDS AND S
1 FOOT AT 9 SECONDS. A CHANCE OF SHOWERS AFTER MIDNIGHT.
SUN
E WINDS 10 TO 15 KT, INCREASING TO 15 TO 20 KT IN THE
AFTERNOON. GUSTS UP TO 25 KT. SEAS 2 TO 3 FT. WAVE DETAIL: E 3 FT
AT 5 SECONDS AND SW 1 FOOT AT 8 SECONDS. SHOWERS.
SUN NIGHT
E WINDS 15 TO 20 KT, DIMINISHING TO 10 TO 15 KT
AFTER MIDNIGHT. SEAS 2 TO 3 FT. WAVE DETAIL: SE 3 FT AT
5 SECONDS. SHOWERS.
MON
N WINDS 5 TO 10 KT. SEAS 2 TO 4 FT. SHOWERS LIKELY.
MON NIGHT THROUGH TUE 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.
ANZ231-230600-
CAPE COD BAY-
104 PM EDT FRI MAY 22 2026
THIS AFTERNOON
NE WINDS 5 TO 10 KT. SEAS AROUND 2 FT. WAVE
DETAIL: N 2 FT AT 4 SECONDS AND S 1 FOOT AT 6 SECONDS.
TONIGHT
SE WINDS AROUND 5 KT, BECOMING S AFTER MIDNIGHT. SEAS
1 FOOT OR LESS. WAVE DETAIL: N 1 FOOT AT 4 SECONDS AND S 1 FOOT
AT 6 SECONDS.
SAT
NE WINDS AROUND 5 KT, BECOMING E IN THE AFTERNOON. SEAS
1 FOOT OR LESS. WAVE DETAIL: N 1 FOOT AT 4 SECONDS AND S 1 FOOT
AT 7 SECONDS.
SAT NIGHT
E WINDS 5 TO 10 KT. SEAS 1 FOOT OR LESS, THEN AROUND
2 FT AFTER MIDNIGHT. WAVE DETAIL: NE 1 FOOT AT 3 SECONDS AND SE
1 FOOT AT 8 SECONDS, BECOMING SE 2 FT AT 3 SECONDS AND SE 1 FOOT
AT 6 SECONDS. A CHANCE OF SHOWERS AFTER MIDNIGHT.
SUN
E WINDS 10 TO 15 KT WITH GUSTS UP TO 25 KT. SEAS 2 TO
3 FT. WAVE DETAIL: SE 3 FT AT 6 SECONDS AND E 2 FT AT 3 SECONDS.
SHOWERS.
SUN NIGHT
SE WINDS 15 TO 20 KT, DIMINISHING TO 10 TO 15 KT
AFTER MIDNIGHT. GUSTS UP TO 25 KT. SEAS 2 TO 3 FT. WAVE DETAIL:
SE 3 FT AT 5 SECONDS. SHOWERS.
MON
NW WINDS 5 TO 10 KT. SEAS AROUND 2 FT. SHOWERS LIKELY.
MON NIGHT
SW WINDS 5 TO 10 KT. SEAS AROUND 2 FT. A CHANCE OF
SHOWERS.
TUE AND TUE NIGHT
NW WINDS 5 TO 10 KT, BECOMING SW. 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.
ANZ254-230600-
COASTAL WATERS FROM PROVINCETOWN MA TO CHATHAM MA TO NANTUCKET MA
OUT 20 NM-
104 PM EDT FRI MAY 22 2026
THIS AFTERNOON
NE WINDS 10 TO 15 KT. SEAS 2 TO 3 FT. WAVE
DETAIL: N 2 FT AT 4 SECONDS AND S 1 FOOT AT 6 SECONDS.
TONIGHT
E WINDS 5 TO 10 KT, BECOMING SE AFTER MIDNIGHT. SEAS
AROUND 2 FT. WAVE DETAIL: N 2 FT AT 4 SECONDS AND S 1 FOOT AT
6 SECONDS.
SAT
E WINDS 5 TO 10 KT. SEAS AROUND 2 FT. WAVE DETAIL: SE 2 FT
AT 8 SECONDS AND N 1 FOOT AT 4 SECONDS.
SAT NIGHT
E WINDS 5 TO 10 KT, INCREASING TO 10 TO 15 KT WITH
GUSTS UP TO 20 KT AFTER MIDNIGHT. SEAS 2 TO 3 FT. WAVE DETAIL: SE
3 FT AT 7 SECONDS AND N 1 FOOT AT 3 SECONDS. A CHANCE OF SHOWERS
AFTER MIDNIGHT.
SUN
E WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT. SEAS 4 TO
6 FT. WAVE DETAIL: E 6 FT AT 5 SECONDS AND S 1 FOOT AT
10 SECONDS. SHOWERS.
SUN NIGHT
SE WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT. SEAS
4 TO 6 FT. WAVE DETAIL: SE 6 FT AT 8 SECONDS AND E 2 FT AT
3 SECONDS. SHOWERS.
MON
W WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT. SEAS 5 TO
7 FT. SHOWERS LIKELY.
MON NIGHT
SW WINDS 5 TO 10 KT. SEAS 4 TO 6 FT. A CHANCE OF
SHOWERS.
TUE AND TUE NIGHT
W WINDS 5 TO 10 KT, BECOMING SW. 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.
ANZ255-230600-
COASTAL WATERS EXTENDING OUT TO 25 NM SOUTH OF MARTHAS VINEYARD
AND NANTUCKET-
104 PM EDT FRI MAY 22 2026
THIS AFTERNOON
NE WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT.
SEAS 2 TO 3 FT. WAVE DETAIL: N 3 FT AT 4 SECONDS AND S 1 FOOT AT
6 SECONDS.
TONIGHT
E WINDS 5 TO 10 KT. SEAS 2 TO 3 FT. WAVE DETAIL: NE
2 FT AT 4 SECONDS AND SE 2 FT AT 9 SECONDS.
SAT
E WINDS 10 TO 15 KT. SEAS 2 TO 3 FT. WAVE DETAIL: SE 3 FT
AT 7 SECONDS AND NE 2 FT AT 4 SECONDS.
SAT NIGHT
E WINDS 10 TO 15 KT, INCREASING TO 15 TO 20 KT WITH
GUSTS UP TO 25 KT AFTER MIDNIGHT. SEAS 2 TO 4 FT. WAVE DETAIL: SE
4 FT AT 8 SECONDS AND NE 2 FT AT 4 SECONDS. A CHANCE OF SHOWERS
IN THE EVENING, THEN SHOWERS LIKELY AFTER MIDNIGHT.
SUN
E WINDS 20 TO 25 KT WITH GUSTS UP TO 30 KT. SEAS 5 TO
7 FT. WAVE DETAIL: SE 7 FT AT 9 SECONDS AND E 3 FT AT 4 SECONDS.
SHOWERS.
SUN NIGHT
SE WINDS 20 TO 25 KT, BECOMING S 15 TO 20 KT AFTER
MIDNIGHT. SEAS 5 TO 7 FT. WAVE DETAIL: SE 7 FT AT 9 SECONDS AND E
4 FT AT 5 SECONDS. SHOWERS.
MON
W WINDS AROUND 10 KT. SEAS 5 TO 7 FT. SHOWERS LIKELY.
MON NIGHT
SW WINDS 5 TO 10 KT. SEAS 3 TO 5 FT. A CHANCE OF
SHOWERS.
TUE
W WINDS 5 TO 10 KT. SEAS 2 TO 4 FT. A CHANCE OF SHOWERS.
TUE 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.
ANZ256-230600-
COASTAL WATERS FROM MONTAUK NY TO MARTHAS VINEYARD EXTENDING OUT
TO 20 NM SOUTH OF BLOCK ISLAND-
104 PM EDT FRI MAY 22 2026
THIS AFTERNOON
E WINDS AROUND 15 KT WITH GUSTS UP TO 20 KT.
SEAS AROUND 3 FT. WAVE DETAIL: NE 3 FT AT 5 SECONDS AND S 1 FOOT
AT 6 SECONDS.
TONIGHT
E WINDS 10 TO 15 KT. SEAS 2 TO 3 FT. WAVE DETAIL: NE
3 FT AT 5 SECONDS AND SE 2 FT AT 9 SECONDS.
SAT
E WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT. SEAS 2 TO
4 FT. WAVE DETAIL: SE 4 FT AT 7 SECONDS AND NE 2 FT AT 4 SECONDS.
A CHANCE OF SHOWERS IN THE AFTERNOON.
SAT NIGHT
E WINDS 15 TO 20 KT, INCREASING TO 20 TO 25 KT AFTER
MIDNIGHT. SEAS 3 TO 5 FT. WAVE DETAIL: SE 5 FT AT 9 SECONDS AND E
4 FT AT 5 SECONDS. A CHANCE OF SHOWERS IN THE EVENING, THEN
SHOWERS AFTER MIDNIGHT.
SUN
E WINDS 20 TO 25 KT WITH GUSTS UP TO 30 KT. SEAS 5 TO
8 FT. WAVE DETAIL: SE 8 FT AT 9 SECONDS AND NE 5 FT AT 6 SECONDS.
SHOWERS.
SUN NIGHT
SE WINDS 20 TO 25 KT, BECOMING SW 10 TO 15 KT AFTER
MIDNIGHT. SEAS 7 TO 8 FT. WAVE DETAIL: SE 8 FT AT 10 SECONDS AND
SW 8 FT AT 11 SECONDS. SHOWERS.
MON
W WINDS 5 TO 10 KT. SEAS 5 TO 7 FT. SHOWERS LIKELY.
MON NIGHT
SW WINDS 5 TO 10 KT. SEAS 4 TO 5 FT. A CHANCE OF
SHOWERS.
TUE AND TUE NIGHT
W WINDS 5 TO 10 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.
ANZ232-230600-
NANTUCKET SOUND-
104 PM EDT FRI MAY 22 2026
THIS AFTERNOON
NE WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT.
SEAS AROUND 2 FT. WAVE DETAIL: N 2 FT AT 4 SECONDS AND S 1 FOOT
AT 6 SECONDS.
TONIGHT
E WINDS 5 TO 10 KT. SEAS AROUND 2 FT IN THE EVENING,
THEN 1 FOOT OR LESS. WAVE DETAIL: NE 2 FT AT 4 SECONDS AND S
1 FOOT AT 6 SECONDS, BECOMING NE 1 FOOT AT 4 SECONDS AND S 1 FOOT
AT 6 SECONDS.
SAT
E WINDS 5 TO 10 KT. SEAS AROUND 2 FT. WAVE DETAIL: NE
1 FOOT AT 4 SECONDS AND S 1 FOOT AT 7 SECONDS.
SAT NIGHT
E WINDS AROUND 10 KT, INCREASING TO 15 TO 20 KT
AFTER MIDNIGHT. SEAS 2 TO 3 FT. WAVE DETAIL: E 2 FT AT 3 SECONDS
AND SE 2 FT AT 7 SECONDS. SHOWERS LIKELY AFTER MIDNIGHT.
SUN
E WINDS 15 TO 20 KT, INCREASING TO 20 TO 25 KT IN THE
AFTERNOON. GUSTS UP TO 30 KT. SEAS 3 TO 5 FT. WAVE DETAIL: E 4 FT
AT 5 SECONDS AND S 1 FOOT AT 10 SECONDS. SHOWERS.
SUN NIGHT
SE WINDS 20 TO 25 KT, BECOMING S 15 TO 20 KT AFTER
MIDNIGHT. SEAS 3 TO 5 FT. WAVE DETAIL: E 5 FT AT 6 SECONDS AND SW
2 FT AT 10 SECONDS. SHOWERS.
MON
W WINDS 5 TO 10 KT. SEAS 2 TO 4 FT. SHOWERS LIKELY.
MON NIGHT
SW WINDS 5 TO 10 KT. SEAS 2 TO 3 FT. A CHANCE OF
SHOWERS.
TUE AND TUE NIGHT
W 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.
ANZ233-230600-
VINEYARD SOUND-
104 PM EDT FRI MAY 22 2026
THIS AFTERNOON
NE WINDS 10 TO 15 KT. SEAS AROUND 2 FT. WAVE
DETAIL: NE 2 FT AT 4 SECONDS AND SW 1 FOOT AT 6 SECONDS.
TONIGHT
E WINDS 5 TO 10 KT. SEAS AROUND 2 FT IN THE EVENING,
THEN 1 FOOT OR LESS. WAVE DETAIL: NE 1 FOOT AT 4 SECONDS AND S
1 FOOT AT 6 SECONDS, BECOMING NE 1 FOOT AT 4 SECONDS AND S 1 FOOT
AT 7 SECONDS.
SAT
E WINDS 5 TO 10 KT. SEAS AROUND 2 FT. WAVE DETAIL: NE
1 FOOT AT 3 SECONDS AND S 1 FOOT AT 7 SECONDS.
SAT NIGHT
E WINDS AROUND 10 KT, INCREASING TO 15 TO 20 KT
AFTER MIDNIGHT. SEAS 2 TO 3 FT. WAVE DETAIL: SE 3 FT AT 8 SECONDS
AND E 2 FT AT 3 SECONDS. A CHANCE OF SHOWERS IN THE EVENING, THEN
SHOWERS LIKELY AFTER MIDNIGHT.
SUN
E WINDS 20 TO 25 KT. SEAS 3 TO 5 FT. WAVE DETAIL: SE 5 FT
AT 8 SECONDS AND SW 4 FT AT 11 SECONDS. SHOWERS.
SUN NIGHT
SE WINDS 15 TO 20 KT, BECOMING S AFTER MIDNIGHT.
GUSTS UP TO 25 KT. SEAS 3 TO 5 FT. WAVE DETAIL: SE 5 FT AT
8 SECONDS AND S 4 FT AT 9 SECONDS. SHOWERS.
MON
W WINDS 5 TO 10 KT. SEAS 2 TO 4 FT. SHOWERS LIKELY.
MON NIGHT
SW WINDS 5 TO 10 KT. SEAS 2 TO 3 FT. A CHANCE OF
SHOWERS.
TUE AND TUE NIGHT
W 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.
ANZ234-230600-
BUZZARDS BAY-
104 PM EDT FRI MAY 22 2026
THIS AFTERNOON
NE WINDS 10 TO 15 KT. SEAS AROUND 2 FT. WAVE
DETAIL: N 2 FT AT 4 SECONDS AND S 1 FOOT AT 6 SECONDS.
TONIGHT
E WINDS 5 TO 10 KT, DIMINISHING TO AROUND 5 KT AFTER
MIDNIGHT. SEAS AROUND 2 FT IN THE EVENING, THEN 1 FOOT OR LESS.
WAVE DETAIL: NE 1 FOOT AT 4 SECONDS AND S 1 FOOT AT 6 SECONDS,
BECOMING NE 1 FOOT AT 3 SECONDS AND S 1 FOOT AT 6 SECONDS.
SAT
E WINDS 5 TO 10 KT. SEAS AROUND 2 FT. WAVE DETAIL: NE
1 FOOT AT 3 SECONDS AND S 1 FOOT AT 7 SECONDS.
SAT NIGHT
E WINDS AROUND 10 KT, INCREASING TO 15 TO 20 KT
AFTER MIDNIGHT. SEAS 2 TO 3 FT. WAVE DETAIL: E 2 FT AT 3 SECONDS
AND SE 2 FT AT 8 SECONDS. A CHANCE OF SHOWERS IN THE EVENING,
THEN SHOWERS LIKELY AFTER MIDNIGHT.
SUN
E WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT. SEAS AROUND
3 FT. WAVE DETAIL: E 3 FT AT 4 SECONDS AND SE 3 FT AT 9 SECONDS.
SHOWERS.
SUN NIGHT
SE WINDS 15 TO 20 KT, BECOMING S 10 TO 15 KT AFTER
MIDNIGHT. GUSTS UP TO 25 KT. SEAS 2 TO 4 FT. WAVE DETAIL: SE 4 FT
AT 5 SECONDS AND SW 2 FT AT 8 SECONDS. SHOWERS.
MON
NW WINDS 5 TO 10 KT. SEAS 2 TO 3 FT. SHOWERS LIKELY.
MON NIGHT
SW WINDS 5 TO 10 KT. SEAS AROUND 2 FT. A CHANCE OF
SHOWERS.
TUE AND TUE NIGHT
W 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.
ANZ235-230600-
RHODE ISLAND SOUND-
104 PM EDT FRI MAY 22 2026
THIS AFTERNOON
E WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT.
SEAS 2 TO 3 FT. WAVE DETAIL: NE 3 FT AT 4 SECONDS AND SE 2 FT AT
8 SECONDS.
TONIGHT
E WINDS 10 TO 15 KT, DIMINISHING TO 5 TO 10 KT AFTER
MIDNIGHT. SEAS AROUND 2 FT. WAVE DETAIL: NE 2 FT AT 4 SECONDS AND
SE 2 FT AT 7 SECONDS.
SAT
E WINDS 10 TO 15 KT. SEAS 2 TO 3 FT. WAVE DETAIL: NE 3 FT
AT 4 SECONDS AND SE 3 FT AT 7 SECONDS.
SAT NIGHT
E WINDS 10 TO 15 KT, INCREASING TO 15 TO 20 KT AFTER
MIDNIGHT. GUSTS UP TO 25 KT. SEAS 2 TO 4 FT. WAVE DETAIL: SE 4 FT
AT 8 SECONDS AND E 3 FT AT 4 SECONDS. A CHANCE OF SHOWERS IN THE
EVENING, THEN SHOWERS AFTER MIDNIGHT.
SUN
E WINDS 20 TO 25 KT WITH GUSTS UP TO 30 KT. SEAS 4 TO
6 FT. WAVE DETAIL: SE 6 FT AT 9 SECONDS AND E 3 FT AT 4 SECONDS.
SHOWERS.
SUN NIGHT
SE WINDS 20 TO 25 KT, BECOMING S 10 TO 15 KT AFTER
MIDNIGHT. SEAS 5 TO 7 FT. WAVE DETAIL: SE 7 FT AT 10 SECONDS AND
SW 3 FT AT 10 SECONDS. SHOWERS.
MON
NW WINDS 5 TO 10 KT. SEAS 4 TO 6 FT. SHOWERS LIKELY.
MON NIGHT
W WINDS 5 TO 10 KT. SEAS 3 TO 4 FT. A CHANCE OF
SHOWERS.
TUE AND TUE NIGHT
W 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.
ANZ237-230600-
BLOCK ISLAND SOUND-
104 PM EDT FRI MAY 22 2026
THIS AFTERNOON
E WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT.
SEAS 2 TO 3 FT. WAVE DETAIL: NE 2 FT AT 4 SECONDS AND S 1 FOOT AT
6 SECONDS.
TONIGHT
E WINDS 10 TO 15 KT, DIMINISHING TO 5 TO 10 KT AFTER
MIDNIGHT. SEAS 2 TO 3 FT. WAVE DETAIL: NE 2 FT AT 5 SECONDS AND
SE 2 FT AT 9 SECONDS.
SAT
E WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT. SEAS 2 TO
3 FT. WAVE DETAIL: SE 3 FT AT 7 SECONDS AND E 2 FT AT 3 SECONDS.
A CHANCE OF SHOWERS IN THE AFTERNOON.
SAT NIGHT
E WINDS 10 TO 15 KT, INCREASING TO 15 TO 20 KT AFTER
MIDNIGHT. GUSTS UP TO 25 KT. SEAS 2 TO 4 FT. WAVE DETAIL: SE 4 FT
AT 8 SECONDS AND E 3 FT AT 4 SECONDS. SHOWERS.
SUN
E WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT. SEAS 4 TO
6 FT. WAVE DETAIL: SE 6 FT AT 9 SECONDS AND E 3 FT AT 5 SECONDS.
SHOWERS.
SUN NIGHT
E WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT, BECOMING
N 5 TO 10 KT AFTER MIDNIGHT. SEAS 5 TO 7 FT. WAVE DETAIL: SE 7 FT
AT 10 SECONDS AND E 3 FT AT 7 SECONDS. SHOWERS.
MON
W WINDS 5 TO 10 KT. SEAS 4 TO 6 FT. SHOWERS LIKELY.
MON NIGHT
W WINDS 5 TO 10 KT. SEAS 3 TO 5 FT. A CHANCE OF
SHOWERS.
TUE AND TUE NIGHT
W 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.
ANZ230-230600-
BOSTON HARBOR-
104 PM EDT FRI MAY 22 2026
THIS AFTERNOON
E WINDS AROUND 10 KT. WAVES AROUND 2 FT.
TONIGHT
SE WINDS 5 TO 10 KT, BECOMING W AFTER MIDNIGHT. WAVES
1 FOOT OR LESS.
SAT
NE WINDS 5 TO 10 KT, BECOMING E IN THE AFTERNOON. WAVES
1 FOOT OR LESS.
SAT NIGHT
SE WINDS 5 TO 10 KT. WAVES 1 FOOT OR LESS. A CHANCE
OF SHOWERS AFTER MIDNIGHT.
SUN
E WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT. WAVES 2 TO
3 FT. SHOWERS.
SUN NIGHT
E WINDS 10 TO 15 KT. GUSTS UP TO 20 KT IN THE
EVENING. WAVES 2 TO 3 FT. SHOWERS.
MON
N WINDS 5 TO 10 KT. WAVES 1 FOOT OR LESS. SHOWERS LIKELY.
MON NIGHT THROUGH TUE NIGHT
SW WINDS 5 TO 10 KT. WAVES 1 FOOT
OR LESS.
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.
ANZ236-230600-
NARRAGANSETT BAY-
104 PM EDT FRI MAY 22 2026
THIS AFTERNOON
E WINDS AROUND 10 KT. WAVES AROUND 2 FT.
TONIGHT
E WINDS 5 TO 10 KT, DIMINISHING TO AROUND 5 KT AFTER
MIDNIGHT. WAVES AROUND 2 FT.
SAT
E WINDS 5 TO 10 KT. WAVES AROUND 2 FT.
SAT NIGHT
E WINDS AROUND 10 KT, INCREASING TO 15 TO 20 KT
AFTER MIDNIGHT. WAVES 2 TO 3 FT. A CHANCE OF SHOWERS IN THE
EVENING, THEN SHOWERS AFTER MIDNIGHT.
SUN
E WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT. WAVES 2 TO
4 FT. SHOWERS.
SUN NIGHT
E WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT, BECOMING
NE 5 TO 10 KT AFTER MIDNIGHT. WAVES 2 TO 4 FT. SHOWERS.
MON
NW WINDS 5 TO 10 KT. WAVES 2 TO 3 FT. SHOWERS LIKELY.
MON NIGHT
W WINDS 5 TO 10 KT. WAVES 2 TO 3 FT. A CHANCE OF
SHOWERS.
TUE AND TUE NIGHT
W WINDS 5 TO 10 KT, BECOMING SW. 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.
ANZ280-230600-
OCEAN WATERS FROM THE MERRIMACK RIVER TO PLYMOUTH FROM 40 TO
60 NM-
104 PM EDT FRI MAY 22 2026
THIS AFTERNOON
NE WINDS AROUND 5 KT. SEAS AROUND 2 FT. WAVE
DETAIL: N 2 FT AT 4 SECONDS AND S 1 FOOT AT 7 SECONDS.
TONIGHT
S WINDS 5 TO 10 KT, BECOMING W AFTER MIDNIGHT. SEAS
AROUND 2 FT. WAVE DETAIL: N 1 FOOT AT 4 SECONDS AND S 1 FOOT AT
6 SECONDS.
SAT
N WINDS AROUND 5 KT, BECOMING E IN THE AFTERNOON. SEAS
AROUND 2 FT. WAVE DETAIL: N 1 FOOT AT 3 SECONDS AND S 1 FOOT AT
6 SECONDS.
SAT NIGHT
SE WINDS 5 TO 10 KT. SEAS AROUND 2 FT. WAVE DETAIL:
SE 2 FT AT 9 SECONDS AND NE 1 FOOT AT 3 SECONDS.
SUN
SE WINDS 10 TO 15 KT, BECOMING E 15 TO 20 KT IN THE
AFTERNOON. GUSTS UP TO 25 KT. SEAS 2 TO 3 FT, BUILDING TO 3 TO
5 FT IN THE AFTERNOON. WAVE DETAIL: SE 3 FT AT 5 SECONDS AND N
1 FOOT AT 2 SECONDS, BECOMING SE 4 FT AT 5 SECONDS. A CHANCE OF
SHOWERS IN THE MORNING, THEN SHOWERS LIKELY IN THE AFTERNOON.
SUN NIGHT
SE WINDS 15 TO 20 KT WITH GUSTS UP TO 30 KT. SEAS
4 TO 6 FT. WAVE DETAIL: SE 6 FT AT 6 SECONDS. SHOWERS.
MON
W WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT. SEAS 5 TO
8 FT. SHOWERS LIKELY.
MON NIGHT
W WINDS 5 TO 10 KT. SEAS 5 TO 7 FT. A CHANCE OF
SHOWERS.
TUE AND TUE NIGHT
W WINDS 5 TO 10 KT, BECOMING SW 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.
ANZ281-230600-
OCEAN WATERS FROM PROVINCETOWN TO NANTUCKET FROM 20 TO 60 NM-
104 PM EDT FRI MAY 22 2026
THIS AFTERNOON
NE WINDS 5 TO 10 KT. SEAS 2 TO 3 FT. WAVE
DETAIL: N 2 FT AT 4 SECONDS AND S 2 FT AT 6 SECONDS.
TONIGHT
E WINDS 5 TO 10 KT, DIMINISHING TO AROUND 5 KT AFTER
MIDNIGHT. SEAS AROUND 2 FT. WAVE DETAIL: N 2 FT AT 4 SECONDS AND
SE 2 FT AT 9 SECONDS.
SAT
NE WINDS 5 TO 10 KT. SEAS AROUND 2 FT. WAVE DETAIL: SE
2 FT AT 8 SECONDS AND N 1 FOOT AT 4 SECONDS.
SAT NIGHT
E WINDS 5 TO 10 KT, INCREASING TO 10 TO 15 KT WITH
GUSTS UP TO 20 KT AFTER MIDNIGHT. SEAS 2 TO 3 FT. WAVE DETAIL: SE
3 FT AT 8 SECONDS AND N 1 FOOT AT 3 SECONDS. A CHANCE OF SHOWERS
AFTER MIDNIGHT.
SUN
E WINDS 15 TO 20 KT, INCREASING TO 20 TO 25 KT IN THE
AFTERNOON. GUSTS UP TO 30 KT. SEAS 4 TO 6 FT. WAVE DETAIL: E 6 FT
AT 5 SECONDS AND S 2 FT AT 10 SECONDS. SHOWERS.
SUN NIGHT
SE WINDS 20 TO 25 KT WITH GUSTS UP TO 30 KT. SEAS
5 TO 7 FT, BUILDING TO 6 TO 9 FT AFTER MIDNIGHT. WAVE DETAIL: SE
7 FT AT 7 SECONDS AND SW 1 FOOT AT 10 SECONDS, BECOMING SE 9 FT
AT 9 SECONDS AND E 2 FT AT 9 SECONDS. SHOWERS.
MON
SW WINDS 10 TO 15 KT WITH GUSTS UP TO 25 KT. SEAS 6 TO
9 FT. SHOWERS LIKELY.
MON NIGHT
W WINDS 5 TO 10 KT. SEAS 4 TO 6 FT. A CHANCE OF
SHOWERS.
TUE
W WINDS AROUND 5 KT. SEAS 3 TO 5 FT. A CHANCE OF SHOWERS.
TUE NIGHT
SW WINDS 5 TO 10 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.
ANZ282-230600-
OCEAN WATERS FROM MARTHAS VINEYARD TO NANTUCKET FROM 25 TO 60 NM-
104 PM EDT FRI MAY 22 2026
THIS AFTERNOON
NE WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT.
SEAS AROUND 3 FT. WAVE DETAIL: N 3 FT AT 4 SECONDS AND S 2 FT AT
6 SECONDS.
TONIGHT
E WINDS 10 TO 15 KT. SEAS 2 TO 3 FT. WAVE DETAIL: N
3 FT AT 4 SECONDS AND SE 3 FT AT 7 SECONDS.
SAT
E WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT. SEAS 2 TO
3 FT. WAVE DETAIL: SE 3 FT AT 7 SECONDS AND N 2 FT AT 4 SECONDS.
A CHANCE OF SHOWERS IN THE AFTERNOON.
SAT NIGHT
E WINDS 10 TO 15 KT, INCREASING TO 15 TO 20 KT AFTER
MIDNIGHT. GUSTS UP TO 25 KT. SEAS 3 TO 5 FT. WAVE DETAIL: SE 5 FT
AT 9 SECONDS AND N 1 FOOT AT 4 SECONDS. A CHANCE OF SHOWERS IN
THE EVENING, THEN SHOWERS AFTER MIDNIGHT.
SUN
E WINDS 20 TO 25 KT WITH GUSTS UP TO 30 KT. SEAS 4 TO
6 FT, BUILDING TO 5 TO 8 FT IN THE AFTERNOON. WAVE DETAIL: SE
6 FT AT 9 SECONDS AND E 2 FT AT 4 SECONDS, BECOMING SE 8 FT AT
9 SECONDS AND E 2 FT AT 3 SECONDS. SHOWERS.
SUN NIGHT
SE WINDS 20 TO 25 KT, BECOMING S 15 TO 20 KT AFTER
MIDNIGHT. GUSTS UP TO 30 KT. SEAS 7 TO 10 FT. WAVE DETAIL: SE
10 FT AT 9 SECONDS AND S 4 FT AT 5 SECONDS. SHOWERS.
MON
SW WINDS AROUND 10 KT. SEAS 5 TO 8 FT. SHOWERS LIKELY.
MON NIGHT
SW WINDS 5 TO 10 KT. SEAS 4 TO 6 FT. A CHANCE OF
SHOWERS.
TUE
W WINDS AROUND 5 KT. SEAS 3 TO 4 FT. A CHANCE OF SHOWERS.
TUE NIGHT
SW WINDS 5 TO 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.
ANZ283-230600-
OCEAN WATERS FROM MONTAUK NY TO MARTHAS VINEYARD FROM 25 TO 60 NM-
104 PM EDT FRI MAY 22 2026
THIS AFTERNOON
NE WINDS AROUND 15 KT WITH GUSTS UP TO 20 KT.
SEAS AROUND 3 FT. WAVE DETAIL: NE 3 FT AT 5 SECONDS AND S 1 FOOT
AT 6 SECONDS.
TONIGHT
E WINDS 10 TO 15 KT. GUSTS UP TO 20 KT IN THE EVENING.
SEAS AROUND 3 FT. WAVE DETAIL: NE 3 FT AT 5 SECONDS AND SE 3 FT
AT 8 SECONDS.
SAT
E WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT. SEAS 3 TO
4 FT. WAVE DETAIL: SE 4 FT AT 7 SECONDS AND N 2 FT AT 4 SECONDS.
A CHANCE OF SHOWERS IN THE AFTERNOON.
SAT NIGHT
E WINDS 15 TO 20 KT, INCREASING TO 20 TO 25 KT AFTER
MIDNIGHT. GUSTS UP TO 30 KT. SEAS 4 TO 6 FT. WAVE DETAIL: SE 6 FT
AT 9 SECONDS AND NE 4 FT AT 5 SECONDS. SHOWERS.
SUN
E WINDS 20 TO 25 KT WITH GUSTS UP TO 30 KT. SEAS 5 TO
7 FT, BUILDING TO 7 TO 10 FT IN THE AFTERNOON. WAVE DETAIL: SE
7 FT AT 9 SECONDS AND NE 5 FT AT 6 SECONDS, BECOMING SE 10 FT AT
9 SECONDS AND NE 3 FT AT 8 SECONDS. SHOWERS.
SUN NIGHT
SE 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 8 TO 11 FT. WAVE DETAIL: SE 11 FT AT 9 SECONDS AND NE 4 FT
AT 8 SECONDS. SHOWERS.
MON
W WINDS AROUND 10 KT. SEAS 5 TO 8 FT. SHOWERS LIKELY.
MON NIGHT AND TUE
W WINDS 5 TO 10 KT. SEAS 3 TO 5 FT. A CHANCE
OF SHOWERS.
TUE NIGHT
SW WINDS 5 TO 10 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.
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