561
FZUS51 KBOX 081205
CWFBOX
COASTAL WATERS FORECAST FOR MASSACHUSETTS AND RHODE ISLAND
NATIONAL WEATHER SERVICE BOSTON/NORTON MA
705 AM EST MON DEC 8 2025
COASTAL WATERS FROM THE MERRIMACK RIVER MA TO WATCH HILL RI OUT
TO 25 NM
ANZ200-090100-
705 AM EST MON DEC 8 2025
SYNOPSIS FOR MASSACHUSETTS AND RHODE ISLAND COASTAL WATERS
HIGH PRES BRIEFLY RETURNS TODAY AND PART OF TUE, FOLLOWED UP BY
MULTIPLE DISTURBANCES PASSING OVER THE WATERS TUE NIGHT THROUGH THE
END OF THE WEEK.
ANZ250-090100-
COASTAL WATERS EAST OF IPSWICH BAY AND THE STELLWAGEN BANK
NATIONAL MARINE SANCTUARY-
705 AM EST MON DEC 8 2025
..SMALL CRAFT ADVISORY IN EFFECT THROUGH LATE TONIGHT
TODAY
NW WINDS 25 TO 30 KT, BECOMING N 20 TO 25 KT THIS
AFTERNOON. SEAS 5 TO 7 FT. WAVE DETAIL: N 7 FT AT 6 SECONDS AND E
2 FT AT 8 SECONDS.
TONIGHT
NW WINDS 15 TO 20 KT, DIMINISHING TO 10 TO 15 KT AFTER
MIDNIGHT. SEAS 3 TO 5 FT. WAVE DETAIL: N 5 FT AT 6 SECONDS AND E
1 FOOT AT 9 SECONDS.
TUE
NW WINDS 5 TO 10 KT, BECOMING SW 10 TO 15 KT WITH GUSTS UP
TO 20 KT IN THE AFTERNOON. SEAS 2 TO 3 FT. WAVE DETAIL: NW 2 FT
AT 5 SECONDS AND E 1 FOOT AT 9 SECONDS.
TUE NIGHT
SW WINDS 20 TO 25 KT WITH GUSTS UP TO 30 KT. SEAS
3 TO 5 FT. WAVE DETAIL: SW 4 FT AT 4 SECONDS AND NE 1 FOOT AT
4 SECONDS. A CHANCE OF RAIN. A CHANCE OF SNOW IN THE EVENING.
WED AND WED NIGHT
SW WINDS 20 TO 25 KT WITH GUSTS UP TO 30 KT.
SEAS 3 TO 5 FT. WAVE DETAIL: SW 5 FT AT 5 SECONDS AND SE 1 FOOT
AT 9 SECONDS. A CHANCE OF RAIN IN THE MORNING, THEN RAIN LIKELY
THROUGH THE NIGHT. A CHANCE OF RAIN AFTER MIDNIGHT.
THU
W WINDS AROUND 20 KT WITH GUSTS UP TO 25 KT. SEAS 3 TO
5 FT. WAVE DETAIL: W 4 FT AT 5 SECONDS AND S 2 FT AT 6 SECONDS.
THU NIGHT AND FRI
W WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT.
SEAS 3 TO 4 FT.
FRI NIGHT
W WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT. SEAS
2 TO 4 FT. A CHANCE OF SNOW AND RAIN.
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.
ANZ251-090100-
MASSACHUSETTS BAY AND IPSWICH BAY-
705 AM EST MON DEC 8 2025
..SMALL CRAFT ADVISORY IN EFFECT UNTIL 4 PM EST THIS AFTERNOON
TODAY
NW WINDS 25 TO 30 KT, DIMINISHING TO 20 TO 25 KT THIS
AFTERNOON. SEAS 2 TO 4 FT. WAVE DETAIL: N 4 FT AT 5 SECONDS AND E
2 FT AT 9 SECONDS.
TONIGHT
NW WINDS 15 TO 20 KT, DIMINISHING TO 10 TO 15 KT AFTER
MIDNIGHT. SEAS 2 TO 4 FT. WAVE DETAIL: N 3 FT AT 5 SECONDS AND E
1 FOOT AT 8 SECONDS.
TUE
W WINDS 5 TO 10 KT, BECOMING SW 10 TO 15 KT IN THE
AFTERNOON. SEAS AROUND 2 FT. WAVE DETAIL: N 2 FT AT 4 SECONDS AND
E 1 FOOT AT 9 SECONDS.
TUE NIGHT
SW WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT. SEAS
2 TO 3 FT. WAVE DETAIL: S 3 FT AT 4 SECONDS AND NE 1 FOOT AT
4 SECONDS. A CHANCE OF SNOW. A CHANCE OF RAIN AFTER MIDNIGHT.
WED AND WED NIGHT
SW WINDS 20 TO 25 KT. SEAS 2 TO 3 FT. WAVE
DETAIL: S 3 FT AT 4 SECONDS AND E 1 FOOT AT 9 SECONDS. A CHANCE
OF RAIN IN THE MORNING, THEN RAIN LIKELY THROUGH THE NIGHT. A
CHANCE OF RAIN AFTER MIDNIGHT.
THU AND THU NIGHT
W WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT.
SEAS 2 TO 3 FT. WAVE DETAIL: SW 3 FT AT 5 SECONDS AND SE 1 FOOT
AT 9 SECONDS.
FRI
W WINDS 15 TO 20 KT. SEAS 2 TO 3 FT.
FRI NIGHT
W WINDS 15 TO 20 KT. SEAS 2 TO 3 FT. A CHANCE OF
SNOW.
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.
ANZ231-090100-
CAPE COD BAY-
705 AM EST MON DEC 8 2025
..SMALL CRAFT ADVISORY IN EFFECT UNTIL 4 PM EST THIS AFTERNOON
TODAY
NW WINDS 25 TO 30 KT, BECOMING N 20 TO 25 KT THIS
AFTERNOON. SEAS 3 TO 5 FT. WAVE DETAIL: N 5 FT AT 6 SECONDS AND E
2 FT AT 9 SECONDS.
TONIGHT
N WINDS 15 TO 20 KT, BECOMING NW 10 TO 15 KT AFTER
MIDNIGHT. SEAS 2 TO 4 FT. WAVE DETAIL: N 4 FT AT 6 SECONDS AND E
1 FOOT AT 8 SECONDS.
TUE
NW WINDS 5 TO 10 KT, BECOMING SW IN THE AFTERNOON. SEAS
AROUND 2 FT. WAVE DETAIL: N 2 FT AT 6 SECONDS AND E 1 FOOT AT
9 SECONDS.
TUE NIGHT
SW WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT. SEAS
2 TO 4 FT. WAVE DETAIL: S 3 FT AT 4 SECONDS AND NE 1 FOOT AT
5 SECONDS. A CHANCE OF RAIN.
WED AND WED NIGHT
SW WINDS 15 TO 20 KT WITH GUSTS UP TO 30 KT.
SEAS 2 TO 4 FT. WAVE DETAIL: SW 3 FT AT 5 SECONDS AND E 1 FOOT AT
9 SECONDS. A CHANCE OF RAIN.
THU THROUGH FRI
W WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT.
SEAS 2 TO 3 FT. WAVE DETAIL: W 3 FT AT 4 SECONDS AND SW 3 FT AT
9 SECONDS.
FRI NIGHT
W WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT. SEAS
2 TO 3 FT. A CHANCE OF RAIN AND SNOW.
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.
ANZ254-090100-
COASTAL WATERS FROM PROVINCETOWN MA TO CHATHAM MA TO NANTUCKET MA
OUT 20 NM-
705 AM EST MON DEC 8 2025
..SMALL CRAFT ADVISORY IN EFFECT THROUGH LATE TONIGHT
TODAY
NW WINDS 25 TO 30 KT, BECOMING N 20 TO 25 KT THIS
AFTERNOON. SEAS 5 TO 7 FT. WAVE DETAIL: N 7 FT AT 6 SECONDS AND
SW 2 FT AT 7 SECONDS.
TONIGHT
N WINDS 15 TO 20 KT, DIMINISHING TO 10 TO 15 KT AFTER
MIDNIGHT. GUSTS UP TO 25 KT. SEAS 4 TO 6 FT. WAVE DETAIL: N 6 FT
AT 7 SECONDS AND E 2 FT AT 9 SECONDS.
TUE
NW WINDS 5 TO 10 KT, BECOMING SW IN THE AFTERNOON. SEAS
2 TO 4 FT. WAVE DETAIL: N 3 FT AT 6 SECONDS AND E 1 FOOT AT
9 SECONDS.
TUE NIGHT
SW WINDS 15 TO 20 KT, INCREASING TO 20 TO 25 KT
AFTER MIDNIGHT. SEAS 2 TO 4 FT, BUILDING TO 4 TO 6 FT AFTER
MIDNIGHT. WAVE DETAIL: SW 3 FT AT 4 SECONDS AND NE 2 FT AT
5 SECONDS, BECOMING SW 5 FT AT 6 SECONDS AND NE 1 FOOT AT
5 SECONDS. A CHANCE OF RAIN AFTER MIDNIGHT.
WED
SW WINDS 15 TO 20 KT, INCREASING TO 20 TO 25 KT IN THE
AFTERNOON. GUSTS UP TO 30 KT. SEAS 4 TO 6 FT. S AND E OF
NANTUCKET, SEAS 6 TO 8 FT, BUILDING TO 7 TO 10 FT IN THE
AFTERNOON. WAVE DETAIL: SW 6 FT AT 6 SECONDS AND E 1 FOOT AT
9 SECONDS. A CHANCE OF RAIN IN THE AFTERNOON.
WED NIGHT
SW WINDS 20 TO 25 KT WITH GUSTS UP TO 30 KT. SEAS
5 TO 8 FT, EXCEPT 9 TO 13 FT S AND E OF NANTUCKET. WAVE DETAIL: S
6 FT AT 8 SECONDS AND W 3 FT AT 5 SECONDS. A CHANCE OF RAIN.
THU
W WINDS 20 TO 25 KT. SEAS 5 TO 7 FT, EXCEPT 8 TO 11 FT S
AND E OF NANTUCKET.
THU NIGHT
W WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT. SEAS
4 TO 6 FT.
FRI
W WINDS 15 TO 20 KT. SEAS 3 TO 4 FT.
FRI NIGHT
W WINDS 15 TO 20 KT. SEAS 3 TO 4 FT. A CHANCE OF
RAIN.
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.
ANZ255-090100-
COASTAL WATERS EXTENDING OUT TO 25 NM SOUTH OF MARTHAS VINEYARD
AND NANTUCKET-
705 AM EST MON DEC 8 2025
..SMALL CRAFT ADVISORY IN EFFECT THROUGH LATE TONIGHT
TODAY
NW WINDS 25 TO 30 KT, BECOMING N 20 TO 25 KT THIS
AFTERNOON. SEAS 5 TO 7 FT. WAVE DETAIL: W 7 FT AT 7 SECONDS AND N
4 FT AT 5 SECONDS.
TONIGHT
N WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT. SEAS 3 TO
5 FT. WAVE DETAIL: N 4 FT AT 5 SECONDS AND E 1 FOOT AT 8 SECONDS.
TUE
N WINDS 5 TO 10 KT, BECOMING SW IN THE AFTERNOON. SEAS
2 TO 3 FT. WAVE DETAIL: N 2 FT AT 5 SECONDS AND E 1 FOOT AT
9 SECONDS.
TUE NIGHT
SW WINDS 20 TO 25 KT, INCREASING TO 25 TO 30 KT
AFTER MIDNIGHT. SEAS 3 TO 5 FT, BUILDING TO 6 TO 9 FT AFTER
MIDNIGHT. WAVE DETAIL: SW 5 FT AT 5 SECONDS AND NE 1 FOOT AT
5 SECONDS, BECOMING SW 9 FT AT 7 SECONDS AND W 3 FT AT 4 SECONDS.
A CHANCE OF RAIN AFTER MIDNIGHT.
WED
SW WINDS 20 TO 25 KT, INCREASING TO 25 TO 30 KT IN THE
AFTERNOON. SEAS 6 TO 9 FT, BUILDING TO 8 TO 11 FT IN THE
AFTERNOON. WAVE DETAIL: SW 9 FT AT 8 SECONDS AND W 1 FOOT AT
4 SECONDS, BECOMING SW 11 FT AT 8 SECONDS AND SW 1 FOOT AT
4 SECONDS. A CHANCE OF RAIN IN THE AFTERNOON.
WED NIGHT
SW WINDS 25 TO 30 KT WITH GUSTS UP TO 35 KT. SEAS
9 TO 13 FT. WAVE DETAIL: SW 13 FT AT 9 SECONDS AND SW 2 FT AT
4 SECONDS. A CHANCE OF RAIN.
THU
W WINDS 25 TO 30 KT. SEAS 8 TO 11 FT.
THU NIGHT
W WINDS 20 TO 25 KT. SEAS 5 TO 7 FT.
FRI
W WINDS 20 TO 25 KT. SEAS 4 TO 5 FT.
FRI NIGHT
W WINDS 20 TO 25 KT. SEAS 4 TO 5 FT. A CHANCE OF
RAIN.
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.
ANZ256-090100-
COASTAL WATERS FROM MONTAUK NY TO MARTHAS VINEYARD EXTENDING OUT
TO 20 NM SOUTH OF BLOCK ISLAND-
705 AM EST MON DEC 8 2025
..SMALL CRAFT ADVISORY IN EFFECT THROUGH LATE TONIGHT
TODAY
N WINDS 25 TO 30 KT, DIMINISHING TO 20 TO 25 KT THIS
AFTERNOON. SEAS 4 TO 6 FT. WAVE DETAIL: N 6 FT AT 5 SECONDS AND
SW 3 FT AT 7 SECONDS.
TONIGHT
N WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT. SEAS 3 TO
5 FT. WAVE DETAIL: N 4 FT AT 5 SECONDS AND E 1 FOOT AT 8 SECONDS.
TUE
N WINDS 5 TO 10 KT, BECOMING SW 10 TO 15 KT IN THE
AFTERNOON. SEAS 2 TO 3 FT. WAVE DETAIL: N 2 FT AT 4 SECONDS AND E
1 FOOT AT 9 SECONDS.
TUE NIGHT
SW WINDS 25 TO 30 KT. SEAS 4 TO 6 FT, BUILDING TO
7 TO 9 FT AFTER MIDNIGHT. WAVE DETAIL: SW 5 FT AT 5 SECONDS AND E
1 FOOT AT 5 SECONDS, BECOMING SW 9 FT AT 6 SECONDS AND E 1 FOOT
AT 9 SECONDS. A CHANCE OF RAIN.
WED
SW WINDS 25 TO 30 KT WITH GUSTS UP TO 35 KT. SEAS 7 TO
9 FT, BUILDING TO 8 TO 11 FT IN THE AFTERNOON. WAVE DETAIL: SW
9 FT AT 7 SECONDS AND W 1 FOOT AT 4 SECONDS, BECOMING SW 11 FT AT
8 SECONDS AND W 1 FOOT AT 4 SECONDS. A CHANCE OF RAIN IN THE
AFTERNOON.
WED NIGHT
SW WINDS 30 TO 35 KT, BECOMING W 25 TO 30 KT AFTER
MIDNIGHT. SEAS 10 TO 14 FT. WAVE DETAIL: SW 13 FT AT 9 SECONDS
AND W 2 FT AT 4 SECONDS. A CHANCE OF RAIN.
THU
W WINDS 25 TO 30 KT. SEAS 7 TO 10 FT.
THU NIGHT
W WINDS 20 TO 25 KT. SEAS 5 TO 7 FT.
FRI
W WINDS AROUND 20 KT WITH GUSTS UP TO 25 KT. SEAS 3 TO
5 FT.
FRI NIGHT
W WINDS 20 TO 25 KT. SEAS 3 TO 5 FT. A CHANCE OF
RAIN AND SNOW.
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.
ANZ232-090100-
NANTUCKET SOUND-
705 AM EST MON DEC 8 2025
..SMALL CRAFT ADVISORY IN EFFECT UNTIL 4 PM EST THIS AFTERNOON
TODAY
NW WINDS 25 TO 30 KT, BECOMING N 20 TO 25 KT THIS
AFTERNOON. SEAS 3 TO 4 FT. WAVE DETAIL: N 4 FT AT 5 SECONDS AND
SW 1 FOOT AT 7 SECONDS.
TONIGHT
N WINDS 15 TO 20 KT, DIMINISHING TO 10 TO 15 KT AFTER
MIDNIGHT. SEAS 2 TO 3 FT. WAVE DETAIL: N 3 FT AT 4 SECONDS AND E
1 FOOT AT 8 SECONDS.
TUE
NW WINDS 5 TO 10 KT, BECOMING SW 10 TO 15 KT IN THE
AFTERNOON. SEAS AROUND 2 FT. WAVE DETAIL: N 1 FOOT AT 4 SECONDS
AND E 1 FOOT AT 9 SECONDS.
TUE NIGHT
SW WINDS 20 TO 25 KT. SEAS 3 TO 5 FT. WAVE DETAIL:
SW 4 FT AT 7 SECONDS AND SW 3 FT AT 4 SECONDS. A CHANCE OF RAIN.
WED
SW 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: SW
5 FT AT 7 SECONDS AND SW 3 FT AT 4 SECONDS. A CHANCE OF RAIN IN
THE AFTERNOON.
WED NIGHT
SW WINDS 25 TO 30 KT, BECOMING W 20 TO 25 KT AFTER
MIDNIGHT. SEAS 5 TO 7 FT. WAVE DETAIL: SW 5 FT AT 8 SECONDS AND
SW 4 FT AT 4 SECONDS. A CHANCE OF RAIN.
THU
W WINDS 20 TO 25 KT. SEAS 4 TO 6 FT.
THU NIGHT
W WINDS 20 TO 25 KT. SEAS 3 TO 5 FT.
FRI
W WINDS 15 TO 20 KT. SEAS 2 TO 3 FT.
FRI NIGHT
W WINDS 15 TO 20 KT. SEAS 2 TO 3 FT. A CHANCE OF
RAIN AND SNOW.
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.
ANZ233-090100-
VINEYARD SOUND-
705 AM EST MON DEC 8 2025
..SMALL CRAFT ADVISORY IN EFFECT UNTIL 4 PM EST THIS AFTERNOON
TODAY
N WINDS 20 TO 25 KT, DIMINISHING TO 15 TO 20 KT THIS
AFTERNOON. GUSTS UP TO 30 KT. SEAS 2 TO 4 FT. WAVE DETAIL: W 3 FT
AT 5 SECONDS AND N 2 FT AT 4 SECONDS.
TONIGHT
N WINDS 10 TO 15 KT. GUSTS UP TO 20 KT IN THE EVENING.
SEAS AROUND 2 FT. WAVE DETAIL: N 2 FT AT 4 SECONDS AND SE 1 FOOT
AT 8 SECONDS.
TUE
N WINDS 5 TO 10 KT, BECOMING SW 10 TO 15 KT IN THE
AFTERNOON. SEAS 1 FOOT OR LESS, THEN AROUND 2 FT IN THE
AFTERNOON. WAVE DETAIL: N 1 FOOT AT 3 SECONDS AND SE 1 FOOT AT
9 SECONDS, BECOMING W 1 FOOT AT 2 SECONDS AND NE 1 FOOT AT
4 SECONDS.
TUE NIGHT
SW WINDS 20 TO 25 KT, INCREASING TO 25 TO 30 KT
AFTER MIDNIGHT. SEAS 4 TO 6 FT. WAVE DETAIL: SW 6 FT AT 7 SECONDS
AND SW 3 FT AT 4 SECONDS. A CHANCE OF RAIN.
WED
SW WINDS 20 TO 25 KT, INCREASING TO 25 TO 30 KT IN THE
AFTERNOON. SEAS 5 TO 7 FT. WAVE DETAIL: SW 7 FT AT 8 SECONDS AND
W 1 FOOT AT 4 SECONDS. A CHANCE OF RAIN IN THE AFTERNOON.
WED NIGHT
SW WINDS 25 TO 30 KT. SEAS 6 TO 9 FT. WAVE DETAIL:
SW 8 FT AT 8 SECONDS AND SW 2 FT AT 4 SECONDS. A CHANCE OF RAIN.
THU
W WINDS 20 TO 25 KT. SEAS 5 TO 7 FT.
THU NIGHT
W WINDS 15 TO 20 KT. SEAS 3 TO 5 FT.
FRI
W WINDS 15 TO 20 KT. SEAS 2 TO 3 FT.
FRI NIGHT
W WINDS 15 TO 20 KT. SEAS 2 TO 3 FT. A CHANCE OF
RAIN AND SNOW.
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.
ANZ234-090100-
BUZZARDS BAY-
705 AM EST MON DEC 8 2025
..SMALL CRAFT ADVISORY IN EFFECT UNTIL 4 PM EST THIS AFTERNOON
TODAY
NW WINDS 20 TO 25 KT, BECOMING N 15 TO 20 KT THIS
AFTERNOON. SEAS 2 TO 3 FT. WAVE DETAIL: N 3 FT AT 4 SECONDS AND
SW 2 FT AT 6 SECONDS.
TONIGHT
N WINDS 10 TO 15 KT. GUSTS UP TO 20 KT IN THE EVENING.
SEAS AROUND 2 FT. WAVE DETAIL: N 2 FT AT 4 SECONDS AND E 1 FOOT
AT 8 SECONDS.
TUE
NW WINDS 5 TO 10 KT, BECOMING SW 10 TO 15 KT IN THE
AFTERNOON. SEAS 1 FOOT OR LESS, THEN AROUND 2 FT IN THE
AFTERNOON. WAVE DETAIL: N 1 FOOT AT 3 SECONDS AND SE 1 FOOT AT
9 SECONDS, BECOMING W 1 FOOT AT 2 SECONDS AND NE 1 FOOT AT
4 SECONDS.
TUE NIGHT
SW WINDS 20 TO 25 KT. SEAS 3 TO 5 FT. WAVE DETAIL:
SW 5 FT AT 5 SECONDS AND NE 1 FOOT AT 5 SECONDS. A CHANCE OF
RAIN.
WED AND WED NIGHT
W WINDS 25 TO 30 KT. SEAS 4 TO 6 FT. WAVE
DETAIL: SW 6 FT AT 7 SECONDS AND W 2 FT AT 4 SECONDS. A CHANCE OF
RAIN.
THU
W WINDS 20 TO 25 KT. SEAS 4 TO 6 FT. WAVE DETAIL: SW 6 FT
AT 9 SECONDS AND W 3 FT AT 4 SECONDS.
THU NIGHT AND FRI
W WINDS 15 TO 20 KT. SEAS 2 TO 4 FT.
FRI NIGHT
W WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT. SEAS
AROUND 2 FT. A CHANCE OF RAIN AND SNOW.
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.
ANZ235-090100-
RHODE ISLAND SOUND-
705 AM EST MON DEC 8 2025
..SMALL CRAFT ADVISORY IN EFFECT UNTIL 4 PM EST THIS AFTERNOON
TODAY
N WINDS 20 TO 25 KT, DIMINISHING TO 15 TO 20 KT THIS
AFTERNOON. GUSTS UP TO 30 KT. SEAS 2 TO 4 FT. WAVE DETAIL: N 4 FT
AT 4 SECONDS AND SW 2 FT AT 6 SECONDS.
TONIGHT
N WINDS 10 TO 15 KT. GUSTS UP TO 20 KT IN THE EVENING.
SEAS 2 TO 3 FT. WAVE DETAIL: N 3 FT AT 4 SECONDS AND SE 1 FOOT AT
8 SECONDS.
TUE
N WINDS 5 TO 10 KT, BECOMING SW 10 TO 15 KT IN THE
AFTERNOON. SEAS AROUND 2 FT. WAVE DETAIL: N 1 FOOT AT 3 SECONDS
AND SE 1 FOOT AT 9 SECONDS.
TUE NIGHT
SW WINDS 20 TO 25 KT, INCREASING TO 25 TO 30 KT
AFTER MIDNIGHT. SEAS 3 TO 5 FT, BUILDING TO 5 TO 7 FT AFTER
MIDNIGHT. WAVE DETAIL: SW 5 FT AT 5 SECONDS AND E 1 FOOT AT
5 SECONDS, BECOMING SW 7 FT AT 6 SECONDS AND SE 1 FOOT AT
9 SECONDS. A CHANCE OF RAIN.
WED
SW WINDS 20 TO 25 KT, INCREASING TO 25 TO 30 KT IN THE
AFTERNOON. SEAS 5 TO 7 FT, BUILDING TO 6 TO 9 FT IN THE
AFTERNOON. WAVE DETAIL: SW 7 FT AT 6 SECONDS AND SE 1 FOOT AT
9 SECONDS, BECOMING SW 9 FT AT 8 SECONDS AND SW 1 FOOT AT
4 SECONDS. A CHANCE OF RAIN IN THE AFTERNOON.
WED NIGHT
SW WINDS 25 TO 30 KT. SEAS 8 TO 11 FT. WAVE DETAIL:
SW 11 FT AT 9 SECONDS AND W 3 FT AT 5 SECONDS. A CHANCE OF RAIN.
THU
W WINDS 20 TO 25 KT WITH GUSTS UP TO 30 KT. SEAS 5 TO
8 FT.
THU NIGHT
W WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT. SEAS
4 TO 6 FT.
FRI
W WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT. SEAS 2 TO
4 FT.
FRI NIGHT
W WINDS 15 TO 20 KT. SEAS 2 TO 3 FT. A CHANCE OF
RAIN AND SNOW.
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.
ANZ237-090100-
BLOCK ISLAND SOUND-
705 AM EST MON DEC 8 2025
..SMALL CRAFT ADVISORY IN EFFECT UNTIL 4 PM EST THIS AFTERNOON
TODAY
N WINDS 20 TO 25 KT, DIMINISHING TO 15 TO 20 KT THIS
AFTERNOON. GUSTS UP TO 30 KT. SEAS 2 TO 4 FT. WAVE DETAIL: N 4 FT
AT 4 SECONDS AND SE 2 FT AT 9 SECONDS.
TONIGHT
N WINDS 10 TO 15 KT. GUSTS UP TO 20 KT IN THE EVENING.
SEAS 2 TO 3 FT. WAVE DETAIL: N 2 FT AT 4 SECONDS AND SE 1 FOOT AT
8 SECONDS.
TUE
N WINDS 5 TO 10 KT, BECOMING SW 10 TO 15 KT IN THE
AFTERNOON. SEAS AROUND 2 FT. WAVE DETAIL: N 1 FOOT AT 4 SECONDS
AND SE 1 FOOT AT 8 SECONDS.
TUE NIGHT
SW WINDS 20 TO 25 KT WITH GUSTS UP TO 30 KT. SEAS
4 TO 6 FT. WAVE DETAIL: S 5 FT AT 7 SECONDS AND SW 4 FT AT
4 SECONDS. A CHANCE OF RAIN.
WED
SW WINDS 20 TO 25 KT, INCREASING TO 25 TO 30 KT IN THE
AFTERNOON. SEAS 4 TO 6 FT, BUILDING TO 5 TO 8 FT IN THE
AFTERNOON. WAVE DETAIL: SW 5 FT AT 6 SECONDS AND SE 1 FOOT AT
9 SECONDS, BECOMING SW 7 FT AT 6 SECONDS AND SE 1 FOOT AT
9 SECONDS. A CHANCE OF RAIN.
WED NIGHT
SW WINDS 25 TO 30 KT, BECOMING W 20 TO 25 KT AFTER
MIDNIGHT. SEAS 6 TO 9 FT. WAVE DETAIL: S 7 FT AT 9 SECONDS AND W
4 FT AT 5 SECONDS. A CHANCE OF RAIN.
THU
W WINDS 20 TO 25 KT. SEAS 5 TO 7 FT.
THU NIGHT
W WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT. SEAS
3 TO 5 FT.
FRI
W WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT. SEAS 2 TO
3 FT.
FRI NIGHT
W WINDS AROUND 15 KT WITH GUSTS UP TO 20 KT. SEAS
2 TO 3 FT. A CHANCE OF RAIN AND SNOW.
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.
ANZ230-090100-
BOSTON HARBOR-
705 AM EST MON DEC 8 2025
TODAY
NW WINDS 20 TO 25 KT, DIMINISHING TO 15 TO 20 KT THIS
AFTERNOON. GUSTS UP TO 30 KT. WAVES AROUND 2 FT.
TONIGHT
NW WINDS 10 TO 15 KT, DIMINISHING TO 5 TO 10 KT AFTER
MIDNIGHT. WAVES AROUND 2 FT IN THE EVENING, THEN 1 FOOT OR LESS.
TUE
W WINDS 5 TO 10 KT, BECOMING SW IN THE AFTERNOON. WAVES
1 FOOT OR LESS, THEN AROUND 2 FT IN THE AFTERNOON.
TUE NIGHT
SW WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT. WAVES
AROUND 2 FT. A CHANCE OF SNOW. A CHANCE OF RAIN AFTER MIDNIGHT.
WED AND WED NIGHT
SW WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT.
WAVES AROUND 2 FT. A CHANCE OF RAIN IN THE MORNING, THEN RAIN
LIKELY THROUGH THE NIGHT. A CHANCE OF RAIN AFTER MIDNIGHT.
THU THROUGH FRI
W WINDS 15 TO 20 KT. WAVES AROUND 2 FT.
FRI NIGHT
W WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT. WAVES
AROUND 2 FT. A CHANCE OF SNOW.
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.
ANZ236-090100-
NARRAGANSETT BAY-
705 AM EST MON DEC 8 2025
TODAY
N WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT. WAVES 2 TO
3 FT.
TONIGHT
N WINDS 10 TO 15 KT, DIMINISHING TO 5 TO 10 KT AFTER
MIDNIGHT. WAVES AROUND 2 FT.
TUE
NW WINDS AROUND 5 KT, BECOMING SW IN THE AFTERNOON. WAVES
1 FOOT OR LESS, THEN AROUND 2 FT IN THE AFTERNOON.
TUE NIGHT
SW WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT. WAVES
2 TO 4 FT. A CHANCE OF RAIN.
WED
SW WINDS 15 TO 20 KT, INCREASING TO 20 TO 25 KT IN THE
AFTERNOON. GUSTS UP TO 30 KT. WAVES 2 TO 4 FT, BUILDING TO 4 TO
6 FT IN THE AFTERNOON. A CHANCE OF RAIN IN THE MORNING, THEN RAIN
LIKELY IN THE AFTERNOON.
WED NIGHT
SW WINDS 20 TO 25 KT, BECOMING W 15 TO 20 KT AFTER
MIDNIGHT. GUSTS UP TO 30 KT. WAVES 3 TO 5 FT, EXCEPT 5 TO 8 FT AT
THE BAY ENTRANCE. A CHANCE OF RAIN.
THU
W WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT. WAVES 3 TO
5 FT.
THU NIGHT AND FRI
W WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT.
WAVES 2 TO 3 FT.
FRI NIGHT
W WINDS 10 TO 15 KT. WAVES AROUND 2 FT. A CHANCE OF
SNOW.
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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