830
FZUS51 KBOX 131704
CWFBOX
COASTAL WATERS FORECAST FOR MASSACHUSETTS AND RHODE ISLAND
NATIONAL WEATHER SERVICE BOSTON/NORTON MA
104 PM EDT TUE OCT 13 2026
COASTAL WATERS FROM THE MERRIMACK RIVER MA TO WATCH HILL RI OUT
TO 60 NM
ANZ200-140600-
104 PM EDT TUE OCT 13 2026
SYNOPSIS FOR MASSACHUSETTS AND RHODE ISLAND COASTAL WATERS
A LOW PRES MOVES ACROSS NRN NEW ENGLAND LATE TONIGHT INTO WED. THE
WARM FRONT CROSSES THE WATERS THIS EVENING, WITH THE COLD FRONT
CROSSING THE WATERS WED AFTERNOON. A HIGH PRES MOVES THROUGH THU.
ANOTHER LOW PRES MOVES FROM THE ERN GREAT LAKES FRI MORNING TO THE
MARITIMES BY SAT MORNING, BRINGING MUCH COLDER AIR OVER THE WATERS
SAT INTO SUN. GUSTY NW WINDS TO GALE FORCE ARE POSSIBLE SAT.
BECOMING LESS GUSTY SUN AS A HIGH PRES MOVES INTO THE CENTRAL
APPALACHIANS.
ANZ250-140600-
COASTAL WATERS EAST OF IPSWICH BAY AND THE STELLWAGEN BANK
NATIONAL MARINE SANCTUARY-
104 PM EDT TUE OCT 13 2026
..SMALL CRAFT ADVISORY IN EFFECT THROUGH LATE TONIGHT
THIS AFTERNOON
SE WINDS AROUND 15 KT WITH GUSTS UP TO 20 KT.
SEAS 4 TO 5 FT. WAVE DETAIL: E 5 FT AT 7 SECONDS AND SE 2 FT AT
8 SECONDS. PATCHY FOG. A CHANCE OF SHOWERS. VSBY 1 TO 3 NM.
TONIGHT
S WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT. SEAS 4 TO
5 FT. WAVE DETAIL: E 5 FT AT 7 SECONDS AND S 3 FT AT 4 SECONDS.
PATCHY FOG. A CHANCE OF SHOWERS.
WED
SW 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 SW 3 FT AT 4 SECONDS.
WED NIGHT
NW WINDS AROUND 10 KT, INCREASING TO 15 TO 20 KT
AFTER MIDNIGHT. GUSTS UP TO 25 KT. SEAS 2 TO 3 FT. WAVE DETAIL:
NW 3 FT AT 4 SECONDS AND SE 3 FT AT 7 SECONDS.
THU
N WINDS 15 TO 20 KT, DIMINISHING TO 10 TO 15 KT IN THE
AFTERNOON. GUSTS UP TO 25 KT. SEAS 2 TO 4 FT. WAVE DETAIL: N 3 FT
AT 5 SECONDS AND SE 1 FOOT AT 8 SECONDS.
THU NIGHT
N WINDS AROUND 5 KT, BECOMING SE AFTER MIDNIGHT.
SEAS 2 TO 3 FT. WAVE DETAIL: N 3 FT AT 5 SECONDS AND SE 1 FOOT AT
10 SECONDS.
FRI
S WINDS 15 TO 20 KT WITH GUSTS UP TO 30 KT. SEAS 2 TO
4 FT. SHOWERS.
FRI NIGHT
W WINDS 25 TO 30 KT WITH GUSTS UP TO 35 KT. SEAS
4 TO 6 FT. SHOWERS LIKELY.
SAT
NW WINDS 25 TO 30 KT WITH GUSTS UP TO 40 KT. SEAS 7 TO
10 FT.
SAT NIGHT
NW WINDS 25 TO 30 KT WITH GUSTS UP TO 35 KT. SEAS
5 TO 8 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.
ANZ251-140600-
MASSACHUSETTS BAY AND IPSWICH BAY-
104 PM EDT TUE OCT 13 2026
THIS AFTERNOON
SE WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT.
SEAS 3 TO 4 FT. WAVE DETAIL: E 4 FT AT 7 SECONDS AND N 1 FOOT AT
4 SECONDS. PATCHY FOG. A CHANCE OF SHOWERS.
TONIGHT
S WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT. SEAS 2 TO
4 FT. WAVE DETAIL: E 4 FT AT 7 SECONDS AND S 3 FT AT 5 SECONDS.
PATCHY FOG. A CHANCE OF SHOWERS.
WED
W WINDS 10 TO 15 KT. SEAS 2 TO 3 FT. WAVE DETAIL: SE 3 FT
AT 7 SECONDS AND SW 2 FT AT 4 SECONDS.
WED NIGHT
NW WINDS AROUND 10 KT, INCREASING TO 15 TO 20 KT
WITH GUSTS UP TO 25 KT AFTER MIDNIGHT. SEAS 2 TO 3 FT. WAVE
DETAIL: NW 3 FT AT 3 SECONDS AND E 3 FT AT 7 SECONDS.
THU
NW WINDS 15 TO 20 KT, BECOMING N 10 TO 15 KT IN THE
AFTERNOON. GUSTS UP TO 25 KT. SEAS 2 TO 3 FT. WAVE DETAIL: NW
3 FT AT 4 SECONDS AND E 2 FT AT 7 SECONDS.
THU NIGHT
NE WINDS AROUND 5 KT, BECOMING SE AFTER MIDNIGHT.
SEAS AROUND 2 FT. WAVE DETAIL: NE 2 FT AT 6 SECONDS AND NW 1 FOOT
AT 3 SECONDS.
FRI AND FRI NIGHT
S WINDS 15 TO 20 KT, BECOMING W 25 TO 30 KT.
SEAS 2 TO 4 FT. SHOWERS.
SAT AND SAT NIGHT
NW WINDS 25 TO 30 KT WITH GUSTS UP TO 40 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.
ANZ231-140600-
CAPE COD BAY-
104 PM EDT TUE OCT 13 2026
THIS AFTERNOON
SE WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT.
SEAS 2 TO 3 FT. WAVE DETAIL: SE 2 FT AT 4 SECONDS AND NW 1 FOOT
AT 4 SECONDS. PATCHY DRIZZLE.
TONIGHT
S WINDS 10 TO 15 KT, BECOMING SW 15 TO 20 KT AFTER
MIDNIGHT. SEAS 2 TO 4 FT. WAVE DETAIL: S 3 FT AT 3 SECONDS AND SE
3 FT AT 7 SECONDS. A CHANCE OF SHOWERS.
WED
SW WINDS 10 TO 15 KT. GUSTS UP TO 20 KT IN THE MORNING.
SEAS 2 TO 3 FT. WAVE DETAIL: SW 2 FT AT 3 SECONDS AND NE 2 FT AT
7 SECONDS.
WED NIGHT
NW WINDS AROUND 10 KT, INCREASING TO 15 TO 20 KT
WITH GUSTS UP TO 25 KT AFTER MIDNIGHT. SEAS 2 TO 3 FT. WAVE
DETAIL: N 3 FT AT 5 SECONDS AND SE 1 FOOT AT 8 SECONDS.
THU
N WINDS 15 TO 20 KT, DIMINISHING TO 10 TO 15 KT IN THE
AFTERNOON. GUSTS UP TO 25 KT. SEAS 2 TO 3 FT. WAVE DETAIL: N 3 FT
AT 6 SECONDS AND SE 1 FOOT AT 10 SECONDS.
THU NIGHT
NE WINDS AROUND 5 KT, BECOMING SE AFTER MIDNIGHT.
SEAS AROUND 2 FT. WAVE DETAIL: N 2 FT AT 6 SECONDS AND SE 1 FOOT
AT 15 SECONDS.
FRI
S WINDS 15 TO 20 KT WITH GUSTS UP TO 30 KT. SEAS 2 TO
4 FT. SHOWERS.
FRI NIGHT
W WINDS 25 TO 30 KT WITH GUSTS UP TO 40 KT. SEAS
3 TO 5 FT. SHOWERS.
SAT AND SAT NIGHT
NW WINDS 25 TO 30 KT WITH GUSTS UP TO 40 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.
ANZ254-140600-
COASTAL WATERS FROM PROVINCETOWN MA TO CHATHAM MA TO NANTUCKET MA
OUT 20 NM-
104 PM EDT TUE OCT 13 2026
..SMALL CRAFT ADVISORY IN EFFECT THROUGH WEDNESDAY EVENING
THIS AFTERNOON
SE WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT.
SEAS 4 TO 6 FT. WAVE DETAIL: NE 5 FT AT 7 SECONDS AND S 3 FT AT
8 SECONDS. PATCHY DRIZZLE.
TONIGHT
S WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT. SEAS 4 TO
6 FT. WAVE DETAIL: S 5 FT AT 5 SECONDS AND E 5 FT AT 7 SECONDS. A
CHANCE OF SHOWERS.
WED
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: S 5 FT
AT 7 SECONDS AND E 4 FT AT 8 SECONDS.
WED NIGHT
W WINDS 10 TO 15 KT, BECOMING NW 15 TO 20 KT AFTER
MIDNIGHT. GUSTS UP TO 25 KT. SEAS 3 TO 5 FT. WAVE DETAIL: NW 3 FT
AT 4 SECONDS AND S 3 FT AT 7 SECONDS.
THU
N WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT. SEAS 3 TO
5 FT. WAVE DETAIL: N 4 FT AT 6 SECONDS AND S 2 FT AT 7 SECONDS.
THU NIGHT
NE WINDS 5 TO 10 KT, BECOMING SE AFTER MIDNIGHT.
SEAS 2 TO 4 FT. WAVE DETAIL: NE 4 FT AT 7 SECONDS AND SW 1 FOOT
AT 6 SECONDS.
FRI
S WINDS 20 TO 25 KT WITH GUSTS UP TO 30 KT. SEAS 3 TO
5 FT. SHOWERS WITH A CHANCE OF TSTMS.
FRI NIGHT
W WINDS 25 TO 35 KT. SEAS 6 TO 9 FT. SHOWERS WITH A
CHANCE OF TSTMS.
SAT
NW WINDS 25 TO 35 KT WITH GUSTS UP TO 40 KT. SEAS 8 TO
11 FT.
SAT NIGHT
NW WINDS 25 TO 30 KT WITH GUSTS UP TO 35 KT. SEAS
7 TO 10 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.
ANZ255-140600-
COASTAL WATERS EXTENDING OUT TO 25 NM SOUTH OF MARTHAS VINEYARD
AND NANTUCKET-
104 PM EDT TUE OCT 13 2026
...SMALL CRAFT ADVISORY IN EFFECT FROM 1 AM EDT WEDNESDAY THROUGH
WEDNESDAY EVENING...
THIS AFTERNOON
SE WINDS 10 TO 15 KT. SEAS 3 TO 4 FT. WAVE
DETAIL: E 3 FT AT 7 SECONDS AND S 3 FT AT 8 SECONDS. PATCHY
DRIZZLE.
TONIGHT
S WINDS 15 TO 20 KT, BECOMING SW 20 TO 25 KT AFTER
MIDNIGHT. SEAS 3 TO 4 FT, BUILDING TO 4 TO 6 FT AFTER MIDNIGHT.
WAVE DETAIL: S 3 FT AT 4 SECONDS AND E 3 FT AT 7 SECONDS,
BECOMING S 6 FT AT 6 SECONDS AND E 3 FT AT 7 SECONDS.
WED
SW 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 4 FT AT
10 SECONDS.
WED NIGHT
W WINDS AROUND 15 KT, BECOMING NW AFTER MIDNIGHT.
SEAS 3 TO 5 FT. WAVE DETAIL: SW 5 FT AT 7 SECONDS AND E 2 FT AT
8 SECONDS.
THU
N WINDS 15 TO 20 KT, DIMINISHING TO 10 TO 15 KT IN THE
AFTERNOON. GUSTS UP TO 25 KT. SEAS 3 TO 5 FT. WAVE DETAIL: NW
4 FT AT 5 SECONDS AND NE 3 FT AT 8 SECONDS.
THU NIGHT
NE WINDS 5 TO 10 KT, BECOMING SE AFTER MIDNIGHT.
SEAS 2 TO 3 FT. WAVE DETAIL: SW 2 FT AT 5 SECONDS AND NE 2 FT AT
7 SECONDS.
FRI
S WINDS 20 TO 25 KT WITH GUSTS UP TO 30 KT. SEAS 3 TO
5 FT. SHOWERS WITH A CHANCE OF TSTMS.
FRI NIGHT
W WINDS 30 TO 40 KT. SEAS 8 TO 11 FT. SHOWERS WITH A
CHANCE OF TSTMS.
SAT
NW WINDS 30 TO 40 KT. SEAS 9 TO 12 FT.
SAT NIGHT
NW WINDS 25 TO 35 KT. SEAS 7 TO 10 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.
ANZ256-140600-
COASTAL WATERS FROM MONTAUK NY TO MARTHAS VINEYARD EXTENDING OUT
TO 20 NM SOUTH OF BLOCK ISLAND-
104 PM EDT TUE OCT 13 2026
...SMALL CRAFT ADVISORY IN EFFECT FROM 1 AM EDT WEDNESDAY THROUGH
WEDNESDAY EVENING...
THIS AFTERNOON
SE WINDS AROUND 10 KT. SEAS 3 TO 4 FT. WAVE
DETAIL: S 4 FT AT 8 SECONDS AND E 2 FT AT 4 SECONDS. PATCHY
DRIZZLE.
TONIGHT
S WINDS 15 TO 20 KT, BECOMING SW 20 TO 25 KT AFTER
MIDNIGHT. SEAS 3 TO 4 FT, BUILDING TO 4 TO 6 FT AFTER MIDNIGHT.
WAVE DETAIL: S 3 FT AT 4 SECONDS AND S 3 FT AT 8 SECONDS,
BECOMING SW 6 FT AT 6 SECONDS AND E 2 FT AT 7 SECONDS.
WED
SW WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT. SEAS 4 TO
6 FT. WAVE DETAIL: SW 6 FT AT 7 SECONDS AND SE 3 FT AT
11 SECONDS.
WED NIGHT
NW WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT. SEAS
4 TO 5 FT. WAVE DETAIL: SW 5 FT AT 7 SECONDS AND E 2 FT AT
8 SECONDS.
THU
N WINDS 15 TO 20 KT, BECOMING NE 10 TO 15 KT IN THE
AFTERNOON. SEAS 2 TO 4 FT. WAVE DETAIL: NW 4 FT AT 5 SECONDS AND
E 2 FT AT 8 SECONDS.
THU NIGHT
E WINDS 5 TO 10 KT, BECOMING SE 10 TO 15 KT AFTER
MIDNIGHT. SEAS 2 TO 3 FT. WAVE DETAIL: NE 2 FT AT 5 SECONDS AND S
2 FT AT 5 SECONDS.
FRI
S WINDS 20 TO 25 KT WITH GUSTS UP TO 30 KT. SEAS 3 TO
5 FT. SHOWERS.
FRI NIGHT
W WINDS 25 TO 35 KT WITH GUSTS UP TO 40 KT. SEAS
8 TO 11 FT. SHOWERS LIKELY.
SAT
NW WINDS 30 TO 40 KT. SEAS 8 TO 11 FT.
SAT NIGHT
NW WINDS 25 TO 30 KT WITH GUSTS UP TO 35 KT. SEAS
6 TO 9 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.
ANZ232-140600-
NANTUCKET SOUND-
104 PM EDT TUE OCT 13 2026
THIS AFTERNOON
SE WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT.
SEAS 2 TO 3 FT. WAVE DETAIL: N 2 FT AT 4 SECONDS AND E 2 FT AT
5 SECONDS. PATCHY DRIZZLE.
TONIGHT
S WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT. SEAS 2 TO
3 FT, BUILDING TO 3 TO 5 FT AFTER MIDNIGHT. WAVE DETAIL: S 2 FT
AT 4 SECONDS AND SE 2 FT AT 7 SECONDS, BECOMING SW 3 FT AT
4 SECONDS AND E 2 FT AT 7 SECONDS. A CHANCE OF SHOWERS AFTER
MIDNIGHT.
WED
SW WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT. SEAS 3 TO
5 FT. WAVE DETAIL: SW 4 FT AT 4 SECONDS AND E 2 FT AT 7 SECONDS.
WED NIGHT
W WINDS 10 TO 15 KT, BECOMING NW 15 TO 20 KT AFTER
MIDNIGHT. SEAS 2 TO 3 FT. WAVE DETAIL: W 2 FT AT 4 SECONDS AND SE
1 FOOT AT 7 SECONDS.
THU
N WINDS 15 TO 20 KT, DIMINISHING TO 10 TO 15 KT IN THE
AFTERNOON. GUSTS UP TO 25 KT. SEAS 2 TO 3 FT. WAVE DETAIL: N 3 FT
AT 5 SECONDS AND SE 1 FOOT AT 9 SECONDS.
THU NIGHT
NE WINDS 5 TO 10 KT, BECOMING SE AFTER MIDNIGHT.
SEAS AROUND 2 FT. WAVE DETAIL: NE 2 FT AT 4 SECONDS AND W 1 FOOT
AT 6 SECONDS.
FRI
S WINDS 20 TO 25 KT WITH GUSTS UP TO 30 KT. SEAS 2 TO
4 FT. SHOWERS.
FRI NIGHT
W WINDS 25 TO 35 KT. SEAS 4 TO 6 FT. SHOWERS WITH A
CHANCE OF TSTMS.
SAT
NW WINDS 25 TO 35 KT. SEAS 5 TO 7 FT.
SAT NIGHT
NW WINDS 25 TO 30 KT WITH GUSTS UP TO 35 KT. SEAS
4 TO 6 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.
ANZ233-140600-
VINEYARD SOUND-
104 PM EDT TUE OCT 13 2026
THIS AFTERNOON
SE WINDS AROUND 10 KT. SEAS 2 TO 3 FT. WAVE
DETAIL: S 2 FT AT 8 SECONDS AND E 1 FOOT AT 3 SECONDS. PATCHY
DRIZZLE.
TONIGHT
S WINDS 10 TO 15 KT, BECOMING SW 15 TO 20 KT AFTER
MIDNIGHT. GUSTS UP TO 25 KT. SEAS 2 TO 3 FT, BUILDING TO 3 TO
5 FT AFTER MIDNIGHT. WAVE DETAIL: S 2 FT AT 4 SECONDS AND S 2 FT
AT 8 SECONDS, BECOMING SW 5 FT AT 6 SECONDS AND E 1 FOOT AT
7 SECONDS.
WED
SW 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 SE 2 FT AT
15 SECONDS.
WED NIGHT
NW WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT. SEAS
2 TO 3 FT. WAVE DETAIL: SW 3 FT AT 7 SECONDS AND SE 2 FT AT
8 SECONDS.
THU
N WINDS 15 TO 20 KT, BECOMING NE 10 TO 15 KT IN THE
AFTERNOON. SEAS 2 TO 3 FT. WAVE DETAIL: N 3 FT AT 7 SECONDS AND
SE 1 FOOT AT 10 SECONDS.
THU NIGHT
E WINDS AROUND 5 KT, BECOMING SE AFTER MIDNIGHT.
SEAS AROUND 2 FT. WAVE DETAIL: NE 1 FOOT AT 3 SECONDS AND SW
1 FOOT AT 6 SECONDS.
FRI
S WINDS 20 TO 25 KT WITH GUSTS UP TO 30 KT. SEAS 2 TO
4 FT. SHOWERS.
FRI NIGHT
W WINDS 25 TO 30 KT WITH GUSTS UP TO 35 KT. SEAS
5 TO 7 FT. SHOWERS.
SAT
NW WINDS 25 TO 30 KT WITH GUSTS UP TO 35 KT. SEAS 5 TO
7 FT.
SAT NIGHT
NW WINDS 25 TO 30 KT WITH GUSTS UP TO 35 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.
ANZ234-140600-
BUZZARDS BAY-
104 PM EDT TUE OCT 13 2026
THIS AFTERNOON
SE WINDS AROUND 10 KT. SEAS AROUND 2 FT. WAVE
DETAIL: S 2 FT AT 8 SECONDS AND E 1 FOOT AT 3 SECONDS. PATCHY
DRIZZLE.
TONIGHT
S WINDS 10 TO 15 KT, BECOMING SW 15 TO 20 KT AFTER
MIDNIGHT. GUSTS UP TO 25 KT. SEAS 2 TO 4 FT. WAVE DETAIL: SW 4 FT
AT 5 SECONDS AND E 2 FT AT 7 SECONDS.
WED
SW WINDS 15 TO 20 KT, DIMINISHING TO 10 TO 15 KT IN THE
AFTERNOON. GUSTS UP TO 25 KT. SEAS 2 TO 4 FT. WAVE DETAIL: SW
4 FT AT 6 SECONDS AND SE 2 FT AT 16 SECONDS.
WED NIGHT
NW WINDS 10 TO 15 KT. GUSTS UP TO 20 KT AFTER
MIDNIGHT. SEAS 2 TO 3 FT. WAVE DETAIL: SW 3 FT AT 7 SECONDS AND S
2 FT AT 8 SECONDS.
THU
N WINDS 10 TO 15 KT. GUSTS UP TO 20 KT IN THE MORNING.
SEAS 2 TO 3 FT. WAVE DETAIL: N 2 FT AT 7 SECONDS AND SE 1 FOOT AT
9 SECONDS.
THU NIGHT
E WINDS AROUND 5 KT, BECOMING SE AFTER MIDNIGHT.
SEAS 1 FOOT OR LESS. WAVE DETAIL: NE 1 FOOT AT 3 SECONDS AND SW
1 FOOT AT 6 SECONDS.
FRI
S WINDS 20 TO 25 KT WITH GUSTS UP TO 30 KT. SEAS 2 TO
4 FT. SHOWERS.
FRI NIGHT
W WINDS 25 TO 30 KT. SEAS 4 TO 6 FT. SHOWERS.
SAT
NW WINDS 25 TO 30 KT WITH GUSTS UP TO 35 KT. SEAS 4 TO
6 FT.
SAT NIGHT
NW WINDS 25 TO 30 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.
ANZ235-140600-
RHODE ISLAND SOUND-
104 PM EDT TUE OCT 13 2026
THIS AFTERNOON
SE WINDS AROUND 10 KT. SEAS 3 TO 4 FT. WAVE
DETAIL: SE 4 FT AT 8 SECONDS AND NE 1 FOOT AT 3 SECONDS. PATCHY
DRIZZLE.
TONIGHT
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 AND E 1 FOOT AT 4 SECONDS.
WED
SW 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 SE 4 FT AT
14 SECONDS.
WED NIGHT
NW WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT. SEAS
2 TO 4 FT. WAVE DETAIL: SW 4 FT AT 7 SECONDS AND SE 3 FT AT
8 SECONDS.
THU
N WINDS 15 TO 20 KT, BECOMING NE 10 TO 15 KT IN THE
AFTERNOON. SEAS 2 TO 3 FT. WAVE DETAIL: N 3 FT AT 5 SECONDS AND
SE 2 FT AT 10 SECONDS.
THU NIGHT
E WINDS 5 TO 10 KT, BECOMING SE 10 TO 15 KT AFTER
MIDNIGHT. SEAS AROUND 2 FT. WAVE DETAIL: SE 2 FT AT 3 SECONDS AND
S 2 FT AT 6 SECONDS.
FRI
S WINDS 20 TO 25 KT WITH GUSTS UP TO 30 KT. SEAS 3 TO
5 FT. SHOWERS.
FRI NIGHT
W WINDS 25 TO 30 KT WITH GUSTS UP TO 35 KT. SEAS
5 TO 8 FT. SHOWERS LIKELY.
SAT
NW WINDS 25 TO 35 KT. SEAS 5 TO 8 FT.
SAT NIGHT
NW WINDS 25 TO 30 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.
ANZ237-140600-
BLOCK ISLAND SOUND-
104 PM EDT TUE OCT 13 2026
THIS AFTERNOON
SE WINDS AROUND 10 KT. SEAS 2 TO 4 FT. WAVE
DETAIL: S 3 FT AT 8 SECONDS AND E 2 FT AT 4 SECONDS. PATCHY
DRIZZLE.
TONIGHT
SW WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT. SEAS 2 TO
3 FT, BUILDING TO 3 TO 5 FT AFTER MIDNIGHT. WAVE DETAIL: S 3 FT
AT 4 SECONDS AND S 3 FT AT 8 SECONDS, BECOMING SW 4 FT AT
5 SECONDS AND SE 2 FT AT 9 SECONDS.
WED
SW WINDS 15 TO 20 KT, BECOMING W 10 TO 15 KT IN THE
AFTERNOON. SEAS 3 TO 5 FT. WAVE DETAIL: SW 4 FT AT 7 SECONDS AND
E 1 FOOT AT 7 SECONDS.
WED NIGHT
NW WINDS 10 TO 15 KT. GUSTS UP TO 20 KT AFTER
MIDNIGHT. SEAS 2 TO 4 FT. WAVE DETAIL: S 3 FT AT 7 SECONDS AND W
2 FT AT 4 SECONDS.
THU
N WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT, BECOMING NE
5 TO 10 KT IN THE AFTERNOON. SEAS 2 TO 3 FT. WAVE DETAIL: NW 3 FT
AT 5 SECONDS AND SE 2 FT AT 8 SECONDS.
THU NIGHT
E WINDS 5 TO 10 KT, BECOMING SE 10 TO 15 KT AFTER
MIDNIGHT. SEAS AROUND 2 FT. WAVE DETAIL: E 2 FT AT 3 SECONDS AND
S 1 FOOT AT 6 SECONDS. A CHANCE OF SHOWERS AFTER MIDNIGHT.
FRI
S WINDS 15 TO 20 KT WITH GUSTS UP TO 30 KT. SEAS 3 TO
5 FT. SHOWERS.
FRI NIGHT
W WINDS 25 TO 30 KT WITH GUSTS UP TO 40 KT. SEAS
5 TO 7 FT. SHOWERS LIKELY.
SAT
NW WINDS 25 TO 30 KT WITH GUSTS UP TO 40 KT. SEAS 5 TO
7 FT.
SAT NIGHT
NW WINDS 20 TO 25 KT WITH GUSTS UP TO 35 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.
ANZ230-140600-
BOSTON HARBOR-
104 PM EDT TUE OCT 13 2026
THIS AFTERNOON
SE WINDS AROUND 10 KT. WAVES 2 TO 3 FT. PATCHY
FOG. A SLIGHT CHANCE OF SHOWERS.
TONIGHT
S WINDS 10 TO 15 KT. WAVES AROUND 2 FT. A CHANCE OF
SHOWERS. PATCHY FOG IN THE EVENING.
WED
W WINDS 10 TO 15 KT. GUSTS UP TO 20 KT IN THE AFTERNOON.
WAVES AROUND 2 FT.
WED NIGHT
NW WINDS 10 TO 15 KT. GUSTS UP TO 20 KT AFTER
MIDNIGHT. WAVES AROUND 2 FT.
THU
NW WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT, BECOMING N
5 TO 10 KT IN THE AFTERNOON. WAVES AROUND 2 FT IN THE MORNING,
THEN 1 FOOT OR LESS.
THU NIGHT
NE WINDS AROUND 5 KT, BECOMING SE AFTER MIDNIGHT.
WAVES 1 FOOT OR LESS.
FRI AND FRI NIGHT
S WINDS 10 TO 15 KT, BECOMING W 20 TO 25 KT.
GUSTS UP TO 30 KT. WAVES 2 TO 3 FT. SHOWERS.
SAT AND SAT NIGHT
NW WINDS 25 TO 30 KT, BECOMING W 20 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.
ANZ236-140600-
NARRAGANSETT BAY-
104 PM EDT TUE OCT 13 2026
THIS AFTERNOON
SE WINDS 5 TO 10 KT. WAVES 2 TO 3 FT. PATCHY
DRIZZLE.
TONIGHT
S WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT. WAVES 2 TO
3 FT.
WED
W WINDS 10 TO 15 KT. GUSTS UP TO 20 KT IN THE MORNING.
WAVES 2 TO 3 FT.
WED NIGHT
NW WINDS AROUND 10 KT. WAVES 2 TO 3 FT.
THU
N WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT, DIMINISHING TO
5 TO 10 KT IN THE AFTERNOON. WAVES AROUND 2 FT.
THU NIGHT
E WINDS 5 TO 10 KT. WAVES AROUND 2 FT. A CHANCE OF
SHOWERS AFTER MIDNIGHT.
FRI AND FRI NIGHT
S WINDS 15 TO 20 KT, BECOMING W 20 TO 25 KT.
GUSTS UP TO 30 KT. WAVES 2 TO 4 FT. SHOWERS.
SAT AND SAT NIGHT
NW WINDS 20 TO 25 KT, DIMINISHING TO 15 TO
20 KT. GUSTS UP TO 30 KT. WAVES 2 TO 3 FT. AT THE BAY ENTRANCE,
WAVES 4 TO 6 FT, SUBSIDING TO 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.
ANZ280-140600-
OCEAN WATERS FROM THE MERRIMACK RIVER TO PLYMOUTH FROM 40 TO
60 NM-
104 PM EDT TUE OCT 13 2026
THIS AFTERNOON
SE WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT.
SEAS 5 TO 6 FT. WAVE DETAIL: E 6 FT AT 7 SECONDS AND S 3 FT AT
9 SECONDS. PATCHY FOG. A CHANCE OF SHOWERS. VSBY 1 TO 3 NM.
TONIGHT
S WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT. SEAS 5 TO
6 FT. WAVE DETAIL: SE 6 FT AT 7 SECONDS. PATCHY FOG. SHOWERS
LIKELY. VSBY 1 TO 3 NM IN THE EVENING.
WED
SW WINDS 15 TO 20 KT, BECOMING W 10 TO 15 KT IN THE
AFTERNOON. GUSTS UP TO 25 KT. SEAS 4 TO 6 FT. WAVE DETAIL: S 5 FT
AT 7 SECONDS AND E 4 FT AT 7 SECONDS.
WED NIGHT
NW WINDS 10 TO 15 KT, INCREASING TO 15 TO 20 KT
AFTER MIDNIGHT. GUSTS UP TO 25 KT. SEAS 3 TO 4 FT. WAVE DETAIL:
NW 4 FT AT 4 SECONDS AND SE 3 FT AT 7 SECONDS.
THU
N WINDS 20 TO 25 KT, DIMINISHING TO 15 TO 20 KT IN THE
AFTERNOON. GUSTS UP TO 30 KT. SEAS 4 TO 6 FT. WAVE DETAIL: N 6 FT
AT 7 SECONDS AND S 2 FT AT 7 SECONDS.
THU NIGHT
N WINDS 5 TO 10 KT, BECOMING E AFTER MIDNIGHT. SEAS
3 TO 5 FT, SUBSIDING TO 2 TO 3 FT AFTER MIDNIGHT. WAVE DETAIL: N
3 FT AT 6 SECONDS AND S 1 FOOT AT 8 SECONDS, BECOMING N 2 FT AT
5 SECONDS AND SW 1 FOOT AT 5 SECONDS.
FRI
S WINDS 20 TO 25 KT WITH GUSTS UP TO 30 KT. SEAS 3 TO
5 FT. SHOWERS.
FRI NIGHT
W WINDS 25 TO 30 KT WITH GUSTS UP TO 35 KT. SEAS
6 TO 9 FT. SHOWERS LIKELY.
SAT
NW WINDS 30 TO 35 KT WITH GUSTS UP TO 40 KT. SEAS 9 TO
13 FT.
SAT NIGHT
NW WINDS 25 TO 30 KT WITH GUSTS UP TO 40 KT. SEAS
8 TO 11 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.
ANZ281-140600-
OCEAN WATERS FROM PROVINCETOWN TO NANTUCKET FROM 20 TO 60 NM-
104 PM EDT TUE OCT 13 2026
THIS AFTERNOON
SE WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT.
SEAS 5 TO 6 FT. WAVE DETAIL: NE 6 FT AT 7 SECONDS AND S 4 FT AT
8 SECONDS. PATCHY DRIZZLE.
TONIGHT
S WINDS 15 TO 20 KT, BECOMING SW 20 TO 25 KT AFTER
MIDNIGHT. SEAS 5 TO 6 FT. WAVE DETAIL: E 6 FT AT 7 SECONDS AND S
5 FT AT 5 SECONDS. A CHANCE OF SHOWERS.
WED
SW WINDS 20 TO 25 KT, DIMINISHING TO 15 TO 20 KT IN THE
AFTERNOON. SEAS 5 TO 7 FT. WAVE DETAIL: SW 6 FT AT 7 SECONDS AND
E 4 FT AT 8 SECONDS. PATCHY FOG. VSBY 1 TO 3 NM.
WED NIGHT
W WINDS 10 TO 15 KT, BECOMING NW 15 TO 20 KT AFTER
MIDNIGHT. GUSTS UP TO 25 KT. SEAS 4 TO 6 FT. WAVE DETAIL: SW 5 FT
AT 7 SECONDS AND S 4 FT AT 9 SECONDS. PATCHY FOG IN THE EVENING
WITH VSBY 1 TO 3 NM.
THU
N WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT. SEAS 4 TO
6 FT. WAVE DETAIL: N 6 FT AT 7 SECONDS AND SE 2 FT AT 10 SECONDS.
THU NIGHT
N WINDS 10 TO 15 KT, BECOMING E 5 TO 10 KT AFTER
MIDNIGHT. SEAS 4 TO 6 FT. WAVE DETAIL: N 5 FT AT 7 SECONDS AND SW
2 FT AT 6 SECONDS.
FRI
S WINDS 20 TO 25 KT WITH GUSTS UP TO 30 KT. SEAS 4 TO
6 FT. SHOWERS WITH A CHANCE OF TSTMS.
FRI NIGHT
W WINDS 25 TO 35 KT. SEAS 8 TO 11 FT. SHOWERS WITH A
CHANCE OF TSTMS.
SAT AND SAT NIGHT
NW WINDS 30 TO 35 KT, DIMINISHING TO 25 TO
30 KT. SEAS 10 TO 14 FT. A CHANCE OF SHOWERS.
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.
ANZ282-140600-
OCEAN WATERS FROM MARTHAS VINEYARD TO NANTUCKET FROM 25 TO 60 NM-
104 PM EDT TUE OCT 13 2026
THIS AFTERNOON
SE WINDS 10 TO 15 KT. SEAS 4 TO 5 FT. WAVE
DETAIL: NE 4 FT AT 7 SECONDS AND S 4 FT AT 8 SECONDS.
TONIGHT
S WINDS 10 TO 15 KT, BECOMING SW 15 TO 20 KT AFTER
MIDNIGHT. GUSTS UP TO 25 KT. SEAS 4 TO 5 FT, BUILDING TO 5 TO
7 FT AFTER MIDNIGHT. WAVE DETAIL: NE 4 FT AT 7 SECONDS AND S 3 FT
AT 4 SECONDS, BECOMING SW 5 FT AT 6 SECONDS AND NE 4 FT AT
7 SECONDS.
WED
SW WINDS 20 TO 25 KT, DIMINISHING TO 15 TO 20 KT IN THE
AFTERNOON. SEAS 6 TO 8 FT. WAVE DETAIL: SW 6 FT AT 7 SECONDS AND
NE 4 FT AT 8 SECONDS.
WED NIGHT
W WINDS AROUND 15 KT, BECOMING NW AFTER MIDNIGHT.
GUSTS UP TO 20 KT. SEAS 5 TO 7 FT, SUBSIDING TO 4 TO 5 FT AFTER
MIDNIGHT. WAVE DETAIL: SW 6 FT AT 7 SECONDS AND E 3 FT AT
8 SECONDS, BECOMING W 5 FT AT 7 SECONDS AND E 2 FT AT 8 SECONDS.
THU
N WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT. SEAS 4 TO
5 FT. WAVE DETAIL: NW 5 FT AT 5 SECONDS AND NE 4 FT AT 8 SECONDS.
THU NIGHT
NE WINDS 10 TO 15 KT, BECOMING E 5 TO 10 KT AFTER
MIDNIGHT. SEAS 3 TO 4 FT. WAVE DETAIL: NE 4 FT AT 7 SECONDS AND
SW 2 FT AT 5 SECONDS.
FRI
S WINDS 20 TO 25 KT WITH GUSTS UP TO 30 KT. SEAS 4 TO
6 FT. SHOWERS.
FRI NIGHT
W WINDS 25 TO 35 KT WITH GUSTS UP TO 40 KT. SEAS
9 TO 12 FT. SHOWERS.
SAT
NW WINDS 30 TO 35 KT WITH GUSTS UP TO 40 KT. SEAS 11 TO
14 FT. A CHANCE OF SHOWERS.
SAT NIGHT
NW WINDS 25 TO 35 KT WITH GUSTS UP TO 40 KT. SEAS
9 TO 13 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.
ANZ283-140600-
OCEAN WATERS FROM MONTAUK NY TO MARTHAS VINEYARD FROM 25 TO 60 NM-
104 PM EDT TUE OCT 13 2026
THIS AFTERNOON
S WINDS 5 TO 10 KT. SEAS AROUND 4 FT. WAVE
DETAIL: NE 3 FT AT 5 SECONDS AND S 3 FT AT 8 SECONDS.
TONIGHT
SW WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT. SEAS 3 TO
4 FT, BUILDING TO 4 TO 6 FT AFTER MIDNIGHT. WAVE DETAIL: S 3 FT
AT 4 SECONDS AND S 3 FT AT 7 SECONDS, BECOMING SW 6 FT AT
6 SECONDS AND E 3 FT AT 7 SECONDS.
WED
SW 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 E 2 FT AT 8 SECONDS.
WED NIGHT
W WINDS AROUND 15 KT, BECOMING NW AFTER MIDNIGHT.
SEAS 4 TO 6 FT. WAVE DETAIL: SW 5 FT AT 7 SECONDS AND E 2 FT AT
8 SECONDS.
THU
N WINDS 15 TO 20 KT, BECOMING NE 10 TO 15 KT IN THE
AFTERNOON. SEAS 3 TO 5 FT. WAVE DETAIL: N 4 FT AT 6 SECONDS AND
SE 1 FOOT AT 10 SECONDS.
THU NIGHT
E WINDS AROUND 10 KT, BECOMING SE AFTER MIDNIGHT.
SEAS 2 TO 4 FT. WAVE DETAIL: NE 3 FT AT 7 SECONDS AND SW 2 FT AT
5 SECONDS.
FRI
S WINDS 20 TO 25 KT WITH GUSTS UP TO 30 KT. SEAS 3 TO
5 FT. SHOWERS.
FRI NIGHT
W WINDS 25 TO 35 KT WITH GUSTS UP TO 40 KT. SEAS
9 TO 12 FT. SHOWERS LIKELY.
SAT
NW WINDS 30 TO 40 KT. SEAS 10 TO 14 FT.
SAT NIGHT
NW WINDS 25 TO 35 KT WITH GUSTS UP TO 40 KT. SEAS
9 TO 12 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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