984
FZUS51 KBOX 051403
CWFBOX
COASTAL WATERS FORECAST FOR MASSACHUSETTS AND RHODE ISLAND
NATIONAL WEATHER SERVICE BOSTON/NORTON MA
1003 AM EDT FRI JUN 5 2026
COASTAL WATERS FROM THE MERRIMACK RIVER MA TO WATCH HILL RI OUT
TO 60 NM
ANZ200-060300-
1003 AM EDT FRI JUN 5 2026
SYNOPSIS FOR MASSACHUSETTS AND RHODE ISLAND COASTAL WATERS
A RIDGE OF HIGH PRES WILL REMAIN IN CONTROL OF OUR WATERS THROUGH
THIS AFTERNOON. A COLD FRONT WILL APPROACH FROM THE WEST SAT NIGHT
AND CROSS THE WATERS ON SUN. THIS WILL BE FOLLOWED BY A RIDGE OF
HIGH PRES BUILDING OVER THE WATERS FOR EARLY NEXT WEEK.
ANZ250-060300-
COASTAL WATERS EAST OF IPSWICH BAY AND THE STELLWAGEN BANK
NATIONAL MARINE SANCTUARY-
1003 AM EDT FRI JUN 5 2026
THIS AFTERNOON
W WINDS AROUND 5 KT, BECOMING S. SEAS 2 TO
3 FT. WAVE DETAIL: SW 2 FT AT 4 SECONDS AND SE 2 FT AT 9 SECONDS.
TONIGHT
S WINDS 5 TO 10 KT. SEAS 2 TO 3 FT. WAVE DETAIL: SE
3 FT AT 8 SECONDS AND SW 1 FOOT AT 3 SECONDS.
SAT
S WINDS 5 TO 10 KT, INCREASING TO 10 TO 15 KT WITH GUSTS
UP TO 25 KT IN THE AFTERNOON. SEAS 2 TO 3 FT, BUILDING TO 3 TO
5 FT IN THE AFTERNOON. WAVE DETAIL: SE 3 FT AT 9 SECONDS AND SW
1 FOOT AT 3 SECONDS, BECOMING S 3 FT AT 4 SECONDS AND SE 3 FT AT
8 SECONDS.
SAT NIGHT
SW WINDS 10 TO 15 KT WITH GUSTS UP TO 25 KT. SEAS
3 TO 5 FT. WAVE DETAIL: SW 3 FT AT 4 SECONDS AND SE 3 FT AT
8 SECONDS. A CHANCE OF SHOWERS.
SUN
SW WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT, BECOMING NW
5 TO 10 KT IN THE AFTERNOON. SEAS 2 TO 3 FT. WAVE DETAIL: SE 3 FT
AT 8 SECONDS AND SW 2 FT AT 4 SECONDS. SHOWERS LIKELY IN THE
AFTERNOON.
SUN NIGHT
N WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT. SEAS
2 TO 4 FT. WAVE DETAIL: N 4 FT AT 6 SECONDS. A CHANCE OF SHOWERS
IN THE EVENING.
MON AND MON NIGHT
NE WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT,
BECOMING W 5 TO 10 KT. SEAS 3 TO 5 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.
ANZ251-060300-
MASSACHUSETTS BAY AND IPSWICH BAY-
1003 AM EDT FRI JUN 5 2026
THIS AFTERNOON
W WINDS AROUND 5 KT, BECOMING SE. SEAS AROUND
2 FT. WAVE DETAIL: E 2 FT AT 10 SECONDS AND SW 1 FOOT AT
3 SECONDS.
TONIGHT
S WINDS 5 TO 10 KT. SEAS AROUND 2 FT. WAVE DETAIL: SE
2 FT AT 3 SECONDS AND E 2 FT AT 8 SECONDS.
SAT
S WINDS 5 TO 10 KT, INCREASING TO 10 TO 15 KT WITH GUSTS
UP TO 20 KT IN THE AFTERNOON. SEAS 2 TO 3 FT. WAVE DETAIL: S 3 FT
AT 4 SECONDS AND E 2 FT AT 9 SECONDS. A CHANCE OF SHOWERS AND
TSTMS IN THE AFTERNOON. SOME TSTMS MAY PRODUCE GUSTY WINDS, SMALL
HAIL, AND HEAVY RAINFALL IN THE AFTERNOON.
SAT NIGHT
SW WINDS 10 TO 15 KT. GUSTS UP TO 20 KT IN THE
EVENING. SEAS 2 TO 3 FT. WAVE DETAIL: SW 3 FT AT 4 SECONDS AND E
2 FT AT 8 SECONDS. A CHANCE OF SHOWERS. A CHANCE OF TSTMS IN THE
EVENING. SOME TSTMS MAY PRODUCE GUSTY WINDS, SMALL HAIL, AND
HEAVY RAINFALL IN THE EVENING.
SUN
W WINDS 5 TO 10 KT, BECOMING NW 10 TO 15 KT IN THE
AFTERNOON. SEAS AROUND 2 FT. WAVE DETAIL: SW 2 FT AT 3 SECONDS
AND E 2 FT AT 8 SECONDS. SHOWERS IN THE AFTERNOON.
SUN NIGHT
N WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT. SEAS
2 TO 3 FT. WAVE DETAIL: N 3 FT AT 5 SECONDS. SHOWERS LIKELY IN
THE EVENING.
MON THROUGH TUE NIGHT
SW WINDS 15 TO 20 KT WITH GUSTS UP TO
25 KT. SEAS 2 TO 4 FT.
WINDS AND SEAS HIGHER IN AND NEAR TSTMS.
SEAS ARE REPORTED AS SIGNIFICANT WAVE HEIGHT, WHICH IS THE
AVERAGE OF THE HIGHEST THIRD OF THE WAVES. INDIVIDUAL WAVE
HEIGHTS MAY BE MORE THAN TWICE THE SIGNIFICANT WAVE HEIGHT.
ANZ231-060300-
CAPE COD BAY-
1003 AM EDT FRI JUN 5 2026
THIS AFTERNOON
W WINDS AROUND 5 KT, BECOMING E. SEAS 1 FOOT OR
LESS. WAVE DETAIL: SW 1 FOOT AT 2 SECONDS AND SE 1 FOOT AT
10 SECONDS.
TONIGHT
S WINDS 5 TO 10 KT. SEAS 1 FOOT OR LESS, THEN AROUND
2 FT AFTER MIDNIGHT. WAVE DETAIL: S 1 FOOT AT 2 SECONDS AND SE
1 FOOT AT 9 SECONDS, BECOMING SW 1 FOOT AT 2 SECONDS AND SE
1 FOOT AT 9 SECONDS.
SAT
S WINDS 5 TO 10 KT, INCREASING TO 10 TO 15 KT WITH GUSTS
UP TO 20 KT IN THE AFTERNOON. SEAS 2 TO 4 FT. WAVE DETAIL: SW
2 FT AT 3 SECONDS AND SE 1 FOOT AT 10 SECONDS.
SAT NIGHT
SW WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT. SEAS
2 TO 4 FT. WAVE DETAIL: SW 2 FT AT 3 SECONDS AND E 1 FOOT AT
9 SECONDS. A CHANCE OF SHOWERS AFTER MIDNIGHT.
SUN
SW WINDS 5 TO 10 KT, BECOMING W IN THE AFTERNOON. SEAS
AROUND 2 FT IN THE MORNING, THEN 1 FOOT OR LESS. WAVE DETAIL: SW
1 FOOT AT 3 SECONDS AND SE 1 FOOT AT 8 SECONDS, BECOMING W 1 FOOT
AT 2 SECONDS AND SE 1 FOOT AT 8 SECONDS. A CHANCE OF SHOWERS IN
THE MORNING, THEN SHOWERS LIKELY IN THE AFTERNOON.
SUN NIGHT
N 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: N 3 FT
AT 4 SECONDS. SHOWERS LIKELY IN THE EVENING.
MON AND MON NIGHT
N WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT,
BECOMING W AROUND 5 KT. SEAS 2 TO 4 FT.
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.
ANZ254-060300-
COASTAL WATERS FROM PROVINCETOWN MA TO CHATHAM MA TO NANTUCKET MA
OUT 20 NM-
1003 AM EDT FRI JUN 5 2026
THIS AFTERNOON
SW WINDS 5 TO 10 KT. SEAS 2 TO 3 FT. WAVE
DETAIL: SW 2 FT AT 4 SECONDS AND SE 2 FT AT 9 SECONDS.
TONIGHT
SW WINDS 5 TO 10 KT. SEAS 2 TO 4 FT. WAVE DETAIL: SE
3 FT AT 8 SECONDS AND SW 1 FOOT AT 3 SECONDS.
SAT
S WINDS 10 TO 15 KT. GUSTS UP TO 20 KT IN THE AFTERNOON.
SEAS 3 TO 4 FT. WAVE DETAIL: S 3 FT AT 5 SECONDS AND SE 3 FT AT
8 SECONDS.
SAT NIGHT
SW WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT. SEAS
3 TO 5 FT. WAVE DETAIL: SW 4 FT AT 5 SECONDS AND SE 3 FT AT
8 SECONDS. A CHANCE OF SHOWERS.
SUN
SW WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT. SEAS 3 TO
5 FT. WAVE DETAIL: SW 4 FT AT 6 SECONDS. A CHANCE OF SHOWERS IN
THE MORNING, THEN SHOWERS LIKELY IN THE AFTERNOON.
SUN NIGHT
N WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT. SEAS
3 TO 5 FT. WAVE DETAIL: NE 5 FT AT 7 SECONDS AND NW 3 FT AT
4 SECONDS. A CHANCE OF SHOWERS IN THE EVENING.
MON
N WINDS 20 TO 25 KT. SEAS 4 TO 6 FT.
MON NIGHT THROUGH TUE NIGHT
W 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.
ANZ255-060300-
COASTAL WATERS EXTENDING OUT TO 25 NM SOUTH OF MARTHAS VINEYARD
AND NANTUCKET-
1003 AM EDT FRI JUN 5 2026
THIS AFTERNOON
SW WINDS AROUND 10 KT. SEAS 2 TO 3 FT. WAVE
DETAIL: SW 2 FT AT 4 SECONDS AND SE 2 FT AT 8 SECONDS.
TONIGHT
SW WINDS 5 TO 10 KT. SEAS 2 TO 4 FT. WAVE DETAIL: SE
3 FT AT 9 SECONDS AND SW 2 FT AT 4 SECONDS.
SAT
SW WINDS 10 TO 15 KT. GUSTS UP TO 20 KT IN THE AFTERNOON.
SEAS 3 TO 5 FT. WAVE DETAIL: SW 4 FT AT 5 SECONDS AND SE 3 FT AT
8 SECONDS.
SAT NIGHT
SW WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT. SEAS
4 TO 6 FT. WAVE DETAIL: S 6 FT AT 7 SECONDS. A CHANCE OF SHOWERS.
SUN
SW WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT. SEAS 3 TO
5 FT. WAVE DETAIL: SW 5 FT AT 7 SECONDS. A CHANCE OF SHOWERS.
SUN NIGHT
N WINDS 15 TO 20 KT, INCREASING TO 20 TO 25 KT AFTER
MIDNIGHT. SEAS 3 TO 5 FT. WAVE DETAIL: N 5 FT AT 7 SECONDS. A
CHANCE OF SHOWERS IN THE EVENING.
MON AND MON NIGHT
NE WINDS 20 TO 25 KT, BECOMING NW 10 TO
15 KT. SEAS 3 TO 5 FT.
TUE AND TUE NIGHT
W 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.
ANZ256-060300-
COASTAL WATERS FROM MONTAUK NY TO MARTHAS VINEYARD EXTENDING OUT
TO 20 NM SOUTH OF BLOCK ISLAND-
1003 AM EDT FRI JUN 5 2026
THIS AFTERNOON
SW WINDS 10 TO 15 KT. GUSTS UP TO 20 KT. SEAS
AROUND 3 FT. WAVE DETAIL: SW 2 FT AT 4 SECONDS AND SE 2 FT AT
8 SECONDS.
TONIGHT
SW WINDS 10 TO 15 KT. GUSTS UP TO 20 KT IN THE
EVENING. SEAS 3 TO 4 FT. WAVE DETAIL: SE 3 FT AT 8 SECONDS AND SW
2 FT AT 4 SECONDS.
SAT
SW WINDS 10 TO 15 KT. GUSTS UP TO 20 KT IN THE AFTERNOON.
SEAS 3 TO 5 FT. WAVE DETAIL: SW 4 FT AT 5 SECONDS AND SE 3 FT AT
8 SECONDS.
SAT NIGHT
SW WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT. SEAS
4 TO 6 FT. WAVE DETAIL: S 5 FT AT 7 SECONDS. A CHANCE OF SHOWERS.
SUN
SW WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT. SEAS 4 TO
5 FT. WAVE DETAIL: SW 5 FT AT 7 SECONDS. A CHANCE OF SHOWERS IN
THE AFTERNOON.
SUN NIGHT
N 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 NW 2 FT AT
3 SECONDS. A CHANCE OF SHOWERS IN THE EVENING.
MON AND MON NIGHT
NE WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT,
BECOMING NW 10 TO 15 KT. SEAS 3 TO 5 FT.
TUE AND TUE NIGHT
W WINDS 10 TO 15 KT. SEAS 2 TO 3 FT.
SEAS ARE REPORTED AS SIGNIFICANT WAVE HEIGHT, WHICH IS THE
AVERAGE OF THE HIGHEST THIRD OF THE WAVES. INDIVIDUAL WAVE
HEIGHTS MAY BE MORE THAN TWICE THE SIGNIFICANT WAVE HEIGHT.
ANZ232-060300-
NANTUCKET SOUND-
1003 AM EDT FRI JUN 5 2026
THIS AFTERNOON
SW WINDS 5 TO 10 KT. SEAS AROUND 2 FT. WAVE
DETAIL: SW 1 FOOT AT 3 SECONDS AND SE 1 FOOT AT 9 SECONDS.
TONIGHT
SW WINDS 5 TO 10 KT. SEAS AROUND 2 FT. WAVE DETAIL: SW
1 FOOT AT 3 SECONDS AND SE 1 FOOT AT 8 SECONDS.
SAT
SW WINDS 10 TO 15 KT. GUSTS UP TO 20 KT IN THE AFTERNOON.
SEAS 2 TO 3 FT. WAVE DETAIL: SW 3 FT AT 4 SECONDS AND SE 1 FOOT
AT 9 SECONDS.
SAT NIGHT
SW 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 SE 1 FOOT AT
8 SECONDS. A CHANCE OF SHOWERS.
SUN
SW WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT. SEAS 2 TO
3 FT. WAVE DETAIL: SW 2 FT AT 4 SECONDS AND SE 1 FOOT AT
8 SECONDS. A CHANCE OF SHOWERS IN THE MORNING, THEN SHOWERS
LIKELY IN THE AFTERNOON.
SUN NIGHT
N WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT. SEAS
2 TO 3 FT. WAVE DETAIL: N 3 FT AT 4 SECONDS. A CHANCE OF SHOWERS
IN THE EVENING.
MON THROUGH TUE NIGHT
W WINDS 20 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.
ANZ233-060300-
VINEYARD SOUND-
1003 AM EDT FRI JUN 5 2026
THIS AFTERNOON
SW WINDS AROUND 5 KT, INCREASING TO AROUND
10 KT WITH GUSTS UP TO 20 KT. SEAS AROUND 2 FT. WAVE DETAIL: SW
2 FT AT 4 SECONDS AND S 1 FOOT AT 8 SECONDS.
TONIGHT
SW WINDS 5 TO 10 KT. GUSTS UP TO 20 KT IN THE EVENING.
SEAS AROUND 2 FT. WAVE DETAIL: SW 2 FT AT 4 SECONDS AND S 1 FOOT
AT 9 SECONDS.
SAT
SW WINDS 5 TO 10 KT, INCREASING TO 10 TO 15 KT WITH GUSTS
UP TO 20 KT IN THE AFTERNOON. SEAS 2 TO 4 FT. WAVE DETAIL: SW
4 FT AT 5 SECONDS AND S 1 FOOT AT 9 SECONDS.
SAT NIGHT
SW WINDS 10 TO 15 KT WITH GUSTS UP TO 25 KT. SEAS
2 TO 4 FT. WAVE DETAIL: S 4 FT AT 7 SECONDS. A CHANCE OF SHOWERS.
SUN
SW WINDS 10 TO 15 KT. GUSTS UP TO 20 KT IN THE AFTERNOON.
SEAS 2 TO 3 FT. WAVE DETAIL: S 3 FT AT 7 SECONDS. SHOWERS LIKELY
IN THE AFTERNOON.
SUN NIGHT
N WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT. SEAS
2 TO 4 FT. WAVE DETAIL: NE 4 FT AT 6 SECONDS AND W 2 FT AT
6 SECONDS. A CHANCE OF SHOWERS IN THE EVENING.
MON AND MON NIGHT
NE WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT,
BECOMING NW 10 TO 15 KT. SEAS 2 TO 4 FT.
TUE AND TUE NIGHT
W WINDS 10 TO 15 KT. SEAS AROUND 2 FT.
SEAS ARE REPORTED AS SIGNIFICANT WAVE HEIGHT, WHICH IS THE
AVERAGE OF THE HIGHEST THIRD OF THE WAVES. INDIVIDUAL WAVE
HEIGHTS MAY BE MORE THAN TWICE THE SIGNIFICANT WAVE HEIGHT.
ANZ234-060300-
BUZZARDS BAY-
1003 AM EDT FRI JUN 5 2026
THIS AFTERNOON
SW WINDS 5 TO 10 KT. SEAS AROUND 2 FT. WAVE
DETAIL: SW 2 FT AT 4 SECONDS AND S 1 FOOT AT 8 SECONDS.
TONIGHT
SW WINDS 5 TO 10 KT. GUSTS UP TO 20 KT IN THE EVENING.
SEAS AROUND 2 FT. WAVE DETAIL: SW 2 FT AT 4 SECONDS AND S 1 FOOT
AT 8 SECONDS.
SAT
SW WINDS 5 TO 10 KT, INCREASING TO 10 TO 15 KT WITH GUSTS
UP TO 20 KT IN THE AFTERNOON. SEAS 2 TO 4 FT. WAVE DETAIL: SW
3 FT AT 4 SECONDS AND S 1 FOOT AT 9 SECONDS.
SAT NIGHT
SW WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT. SEAS
2 TO 4 FT. WAVE DETAIL: SW 3 FT AT 5 SECONDS AND SE 3 FT AT
8 SECONDS. A CHANCE OF SHOWERS.
SUN
SW WINDS 10 TO 15 KT. GUSTS UP TO 20 KT IN THE AFTERNOON.
SEAS 2 TO 3 FT. WAVE DETAIL: S 2 FT AT 7 SECONDS. SHOWERS IN THE
AFTERNOON.
SUN NIGHT
N WINDS 10 TO 15 KT, INCREASING TO 15 TO 20 KT AFTER
MIDNIGHT. SEAS 2 TO 3 FT. WAVE DETAIL: N 3 FT AT 4 SECONDS.
SHOWERS LIKELY IN THE EVENING.
MON
NE WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT. SEAS 2 TO
4 FT.
MON NIGHT THROUGH TUE NIGHT
SW 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.
ANZ235-060300-
RHODE ISLAND SOUND-
1003 AM EDT FRI JUN 5 2026
THIS AFTERNOON
SW WINDS 5 TO 10 KT, INCREASING TO 10 TO 15 KT
WITH GUSTS UP TO 20 KT. SEAS 2 TO 3 FT. WAVE DETAIL: SW 2 FT AT
4 SECONDS AND SE 2 FT AT 8 SECONDS.
TONIGHT
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: SE 3 FT AT 8 SECONDS AND SW 2 FT AT 4 SECONDS.
SAT
SW WINDS 10 TO 15 KT. GUSTS UP TO 20 KT IN THE AFTERNOON.
SEAS 2 TO 4 FT. WAVE DETAIL: SW 4 FT AT 5 SECONDS AND SE 3 FT AT
8 SECONDS.
SAT NIGHT
SW WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT. SEAS
3 TO 5 FT. WAVE DETAIL: S 5 FT AT 7 SECONDS. A CHANCE OF SHOWERS.
SUN
SW WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT. SEAS 3 TO
4 FT. WAVE DETAIL: SW 4 FT AT 7 SECONDS. SHOWERS LIKELY IN THE
AFTERNOON.
SUN NIGHT
N WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT. SEAS
3 TO 4 FT. WAVE DETAIL: S 4 FT AT 8 SECONDS AND NW 1 FOOT AT
7 SECONDS. A CHANCE OF SHOWERS IN THE EVENING.
MON AND MON NIGHT
NE WINDS 15 TO 20 KT, BECOMING NW 10 TO
15 KT. GUSTS UP TO 25 KT. SEAS 2 TO 4 FT.
TUE AND TUE NIGHT
W WINDS 10 TO 15 KT. SEAS AROUND 2 FT.
SEAS ARE REPORTED AS SIGNIFICANT WAVE HEIGHT, WHICH IS THE
AVERAGE OF THE HIGHEST THIRD OF THE WAVES. INDIVIDUAL WAVE
HEIGHTS MAY BE MORE THAN TWICE THE SIGNIFICANT WAVE HEIGHT.
ANZ237-060300-
BLOCK ISLAND SOUND-
1003 AM EDT FRI JUN 5 2026
THIS AFTERNOON
W WINDS 5 TO 10 KT, BECOMING SW 10 TO 15 KT
WITH GUSTS UP TO 20 KT. SEAS 2 TO 3 FT. WAVE DETAIL: SW 2 FT AT
4 SECONDS AND SE 2 FT AT 8 SECONDS.
TONIGHT
SW WINDS 5 TO 10 KT. GUSTS UP TO 20 KT IN THE EVENING.
SEAS 2 TO 3 FT. WAVE DETAIL: SE 3 FT AT 8 SECONDS AND SW 2 FT AT
4 SECONDS.
SAT
SW WINDS 5 TO 10 KT, INCREASING TO 10 TO 15 KT WITH GUSTS
UP TO 20 KT IN THE AFTERNOON. SEAS 2 TO 4 FT. WAVE DETAIL: SW
3 FT AT 5 SECONDS AND SE 3 FT AT 8 SECONDS.
SAT NIGHT
SW WINDS 10 TO 15 KT WITH GUSTS UP TO 25 KT. SEAS
3 TO 4 FT. WAVE DETAIL: SW 4 FT AT 5 SECONDS AND SE 3 FT AT
8 SECONDS. A CHANCE OF SHOWERS.
SUN
W WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT. SEAS 2 TO
4 FT. WAVE DETAIL: S 4 FT AT 7 SECONDS AND W 2 FT AT 4 SECONDS. A
CHANCE OF SHOWERS IN THE AFTERNOON.
SUN NIGHT
N WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT. SEAS
2 TO 4 FT. WAVE DETAIL: S 4 FT AT 8 SECONDS AND W 1 FOOT AT
3 SECONDS. A CHANCE OF SHOWERS IN THE EVENING.
MON AND MON NIGHT
NE WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT,
BECOMING SW 5 TO 10 KT. SEAS 2 TO 4 FT.
TUE AND TUE NIGHT
W WINDS 10 TO 15 KT. SEAS AROUND 2 FT.
SEAS ARE REPORTED AS SIGNIFICANT WAVE HEIGHT, WHICH IS THE
AVERAGE OF THE HIGHEST THIRD OF THE WAVES. INDIVIDUAL WAVE
HEIGHTS MAY BE MORE THAN TWICE THE SIGNIFICANT WAVE HEIGHT.
ANZ230-060300-
BOSTON HARBOR-
1003 AM EDT FRI JUN 5 2026
THIS AFTERNOON
W WINDS AROUND 5 KT, BECOMING E. WAVES 1 FOOT
OR LESS.
TONIGHT
SE WINDS 5 TO 10 KT, BECOMING SW AFTER MIDNIGHT. WAVES
1 FOOT OR LESS.
SAT
S WINDS AROUND 5 KT, BECOMING SW 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. A CHANCE OF SHOWERS AND TSTMS IN THE AFTERNOON.
SOME TSTMS MAY PRODUCE GUSTY WINDS, SMALL HAIL, AND HEAVY
RAINFALL IN THE AFTERNOON.
SAT NIGHT
SW WINDS 10 TO 15 KT. WAVES AROUND 2 FT. A CHANCE OF
SHOWERS. A CHANCE OF TSTMS IN THE EVENING. SOME TSTMS MAY PRODUCE
GUSTY WINDS, SMALL HAIL, AND HEAVY RAINFALL IN THE EVENING.
SUN AND SUN NIGHT
N WINDS 15 TO 20 KT. WAVES AROUND 2 FT.
SHOWERS THROUGH THE NIGHT.
MON THROUGH TUE NIGHT
SW WINDS 15 TO 20 KT. WAVES 2 TO 3 FT.
WINDS AND WAVES HIGHER IN AND NEAR TSTMS.
SEAS ARE REPORTED AS SIGNIFICANT WAVE HEIGHT, WHICH IS THE
AVERAGE OF THE HIGHEST THIRD OF THE WAVES. INDIVIDUAL WAVE
HEIGHTS MAY BE MORE THAN TWICE THE SIGNIFICANT WAVE HEIGHT.
ANZ236-060300-
NARRAGANSETT BAY-
1003 AM EDT FRI JUN 5 2026
THIS AFTERNOON
SW WINDS 5 TO 10 KT. WAVES AROUND 2 FT.
TONIGHT
SW WINDS 5 TO 10 KT. GUSTS UP TO 20 KT IN THE EVENING.
WAVES AROUND 2 FT.
SAT
SW WINDS 5 TO 10 KT, INCREASING TO 10 TO 15 KT WITH GUSTS
UP TO 20 KT IN THE AFTERNOON. WAVES 2 TO 3 FT.
SAT NIGHT
SW WINDS 10 TO 15 KT. GUSTS UP TO 20 KT IN THE
EVENING. WAVES 2 TO 3 FT. A CHANCE OF SHOWERS.
SUN
W WINDS 10 TO 15 KT. WAVES 2 TO 3 FT. SHOWERS LIKELY IN
THE AFTERNOON.
SUN NIGHT
N WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT. WAVES
2 TO 3 FT. SHOWERS LIKELY IN THE EVENING.
MON THROUGH TUE NIGHT
SW WINDS 15 TO 20 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.
ANZ280-060300-
OCEAN WATERS FROM THE MERRIMACK RIVER TO PLYMOUTH FROM 40 TO
60 NM-
1003 AM EDT FRI JUN 5 2026
THIS AFTERNOON
W WINDS 5 TO 10 KT, BECOMING SW. SEAS AROUND
3 FT. WAVE DETAIL: S 3 FT AT 9 SECONDS AND SW 2 FT AT 4 SECONDS.
TONIGHT
S WINDS 5 TO 10 KT. SEAS 3 TO 4 FT. WAVE DETAIL: SE
4 FT AT 9 SECONDS AND SW 1 FOOT AT 3 SECONDS.
SAT
S WINDS 10 TO 15 KT, INCREASING TO 15 TO 20 KT WITH GUSTS
UP TO 25 KT IN THE AFTERNOON. SEAS 3 TO 5 FT. WAVE DETAIL: S 4 FT
AT 5 SECONDS AND SE 4 FT AT 9 SECONDS.
SAT NIGHT
SW WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT. SEAS
4 TO 5 FT. WAVE DETAIL: SE 5 FT AT 8 SECONDS AND S 4 FT AT
5 SECONDS. A CHANCE OF SHOWERS AFTER MIDNIGHT.
SUN
SW WINDS 10 TO 15 KT, BECOMING W IN THE AFTERNOON. GUSTS
UP TO 20 KT. SEAS 3 TO 5 FT. WAVE DETAIL: SW 4 FT AT 6 SECONDS.
SHOWERS LIKELY IN THE AFTERNOON.
SUN NIGHT
N WINDS 15 TO 20 KT WITH GUSTS UP TO 30 KT. SEAS
3 TO 4 FT, BUILDING TO 4 TO 6 FT AFTER MIDNIGHT. WAVE DETAIL: E
4 FT AT 8 SECONDS AND NW 2 FT AT 4 SECONDS, BECOMING N 6 FT AT
6 SECONDS. A CHANCE OF SHOWERS IN THE EVENING.
MON
N WINDS 15 TO 20 KT WITH GUSTS UP TO 30 KT. SEAS 4 TO
6 FT.
MON NIGHT THROUGH TUE NIGHT
W WINDS 10 TO 15 KT. SEAS 3 TO
5 FT.
SEAS ARE REPORTED AS SIGNIFICANT WAVE HEIGHT, WHICH IS THE
AVERAGE OF THE HIGHEST THIRD OF THE WAVES. INDIVIDUAL WAVE
HEIGHTS MAY BE MORE THAN TWICE THE SIGNIFICANT WAVE HEIGHT.
ANZ281-060300-
OCEAN WATERS FROM PROVINCETOWN TO NANTUCKET FROM 20 TO 60 NM-
1003 AM EDT FRI JUN 5 2026
THIS AFTERNOON
W WINDS 5 TO 10 KT. GUSTS UP TO 20 KT. SEAS
3 TO 4 FT. WAVE DETAIL: SE 3 FT AT 8 SECONDS AND W 2 FT AT
4 SECONDS.
TONIGHT
SW WINDS 5 TO 10 KT. SEAS 3 TO 4 FT. WAVE DETAIL: SE
4 FT AT 9 SECONDS AND SW 1 FOOT AT 4 SECONDS.
SAT
S WINDS 10 TO 15 KT. GUSTS UP TO 25 KT IN THE AFTERNOON.
SEAS 4 TO 5 FT. WAVE DETAIL: SW 4 FT AT 5 SECONDS AND SE 4 FT AT
8 SECONDS.
SAT NIGHT
SW WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT. SEAS
5 TO 6 FT. WAVE DETAIL: SW 5 FT AT 5 SECONDS AND SE 4 FT AT
8 SECONDS. A CHANCE OF SHOWERS AFTER MIDNIGHT.
SUN
SW 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: SW
5 FT AT 7 SECONDS. A CHANCE OF SHOWERS.
SUN NIGHT
N WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT. SEAS
4 TO 6 FT. WAVE DETAIL: N 6 FT AT 6 SECONDS. A CHANCE OF SHOWERS
IN THE EVENING.
MON
N WINDS 20 TO 25 KT WITH GUSTS UP TO 30 KT. SEAS 5 TO
7 FT.
MON NIGHT THROUGH TUE NIGHT
W WINDS 10 TO 15 KT. SEAS 4 TO
6 FT.
SEAS ARE REPORTED AS SIGNIFICANT WAVE HEIGHT, WHICH IS THE
AVERAGE OF THE HIGHEST THIRD OF THE WAVES. INDIVIDUAL WAVE
HEIGHTS MAY BE MORE THAN TWICE THE SIGNIFICANT WAVE HEIGHT.
ANZ282-060300-
OCEAN WATERS FROM MARTHAS VINEYARD TO NANTUCKET FROM 25 TO 60 NM-
1003 AM EDT FRI JUN 5 2026
THIS AFTERNOON
SW WINDS AROUND 10 KT. GUSTS UP TO 20 KT. SEAS
3 TO 4 FT. WAVE DETAIL: SE 3 FT AT 8 SECONDS AND W 2 FT AT
4 SECONDS.
TONIGHT
SW WINDS 5 TO 10 KT. SEAS 3 TO 4 FT. WAVE DETAIL: SE
4 FT AT 9 SECONDS AND W 2 FT AT 4 SECONDS.
SAT
SW WINDS AROUND 10 KT, INCREASING TO AROUND 15 KT WITH
GUSTS UP TO 20 KT IN THE AFTERNOON. SEAS 4 TO 5 FT. WAVE DETAIL:
SW 4 FT AT 5 SECONDS AND SE 3 FT AT 8 SECONDS.
SAT NIGHT
SW WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT. SEAS
5 TO 6 FT. WAVE DETAIL: SW 5 FT AT 5 SECONDS AND SE 3 FT AT
8 SECONDS. A CHANCE OF SHOWERS AFTER MIDNIGHT.
SUN
SW WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT. SEAS 5 TO
6 FT. WAVE DETAIL: SW 6 FT AT 7 SECONDS. A CHANCE OF SHOWERS.
SUN NIGHT
NW WINDS 15 TO 20 KT, BECOMING N AFTER MIDNIGHT.
GUSTS UP TO 25 KT. SEAS AROUND 5 FT. WAVE DETAIL: N 5 FT AT
5 SECONDS AND S 5 FT AT 8 SECONDS. A CHANCE OF SHOWERS IN THE
EVENING.
MON THROUGH TUE 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.
ANZ283-060300-
OCEAN WATERS FROM MONTAUK NY TO MARTHAS VINEYARD FROM 25 TO 60 NM-
1003 AM EDT FRI JUN 5 2026
THIS AFTERNOON
SW WINDS AROUND 10 KT. SEAS AROUND 3 FT. WAVE
DETAIL: SE 3 FT AT 8 SECONDS AND SW 2 FT AT 4 SECONDS.
TONIGHT
SW WINDS AROUND 10 KT. SEAS 3 TO 4 FT. WAVE DETAIL: SE
4 FT AT 9 SECONDS AND SW 2 FT AT 4 SECONDS.
SAT
SW WINDS 10 TO 15 KT. GUSTS UP TO 20 KT IN THE AFTERNOON.
SEAS 4 TO 5 FT. WAVE DETAIL: SW 4 FT AT 5 SECONDS AND SE 3 FT AT
8 SECONDS.
SAT NIGHT
SW WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT. SEAS
4 TO 6 FT. WAVE DETAIL: SW 5 FT AT 5 SECONDS AND SE 3 FT AT
8 SECONDS. A CHANCE OF SHOWERS.
SUN
SW WINDS AROUND 15 KT WITH GUSTS UP TO 25 KT. SEAS 4 TO
5 FT. WAVE DETAIL: SW 5 FT AT 7 SECONDS. A CHANCE OF SHOWERS.
SUN NIGHT
NW WINDS 15 TO 20 KT, BECOMING N AFTER MIDNIGHT.
GUSTS UP TO 25 KT. SEAS 4 TO 5 FT. WAVE DETAIL: S 5 FT AT
8 SECONDS AND N 4 FT AT 5 SECONDS.
MON AND MON NIGHT
NE WINDS 15 TO 20 KT, BECOMING N 10 TO
15 KT. GUSTS UP TO 25 KT. SEAS 4 TO 6 FT.
TUE AND TUE NIGHT
W WINDS AROUND 10 KT. SEAS 3 TO 5 FT.
SEAS ARE REPORTED AS SIGNIFICANT WAVE HEIGHT, WHICH IS THE
AVERAGE OF THE HIGHEST THIRD OF THE WAVES. INDIVIDUAL WAVE
HEIGHTS MAY BE MORE THAN TWICE THE SIGNIFICANT WAVE HEIGHT.
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