754
FZUS51 KBOX 130004
CWFBOX
COASTAL WATERS FORECAST FOR MASSACHUSETTS AND RHODE ISLAND
NATIONAL WEATHER SERVICE BOSTON/NORTON MA
704 PM EST FRI DEC 12 2025
COASTAL WATERS FROM THE MERRIMACK RIVER MA TO WATCH HILL RI OUT
TO 25 NM
ANZ200-131300-
704 PM EST FRI DEC 12 2025
SYNOPSIS FOR MASSACHUSETTS AND RHODE ISLAND COASTAL WATERS
WEAK HIGH PRES BUILDS SOUTH OF THE WATERS TONIGHT INTO SAT ALLOWING
WINDS TO DIMINISH. A WEAK WAVE OF LOW PRES TRACKS SOUTH OF OUR
WATERS SAT NIGHT INTO SUN MORNING. THIS WILL BE FOLLOWED BY THE
PASSAGE OF AN ARCTIC COLD FRONT LATE SUN WITH ANOTHER ROUND OF GALE
FORCE NW WIND GUSTS ON MON. HIGH PRES THEN BUILDS SOUTH OF THE
WATERS TUE INTO WED.
ANZ250-131300-
COASTAL WATERS EAST OF IPSWICH BAY AND THE STELLWAGEN BANK
NATIONAL MARINE SANCTUARY-
704 PM EST FRI DEC 12 2025
..SMALL CRAFT ADVISORY IN EFFECT UNTIL 1 AM EST SATURDAY
TONIGHT
W 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: W 6 FT AT 5 SECONDS.
SAT
SW 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: W 3 FT
AT 4 SECONDS AND E 1 FOOT AT 9 SECONDS.
SAT NIGHT
W WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT,
DIMINISHING TO 10 TO 15 KT AFTER MIDNIGHT. SEAS 2 TO 3 FT. WAVE
DETAIL: W 3 FT AT 4 SECONDS AND SE 1 FOOT AT 10 SECONDS. SNOW
LIKELY WITH A CHANCE OF RAIN AFTER MIDNIGHT.
SUN
NW WINDS 10 TO 15 KT, INCREASING TO 15 TO 20 KT WITH GUSTS
UP TO 25 KT IN THE AFTERNOON. SEAS 2 TO 3 FT. WAVE DETAIL: NW
3 FT AT 4 SECONDS AND SE 1 FOOT AT 9 SECONDS. SNOW LIKELY, MAINLY
IN THE MORNING.
SUN NIGHT
NW WINDS 20 TO 25 KT, INCREASING TO 25 TO 30 KT
AFTER MIDNIGHT. SEAS 5 TO 7 FT. WAVE DETAIL: NW 7 FT AT 6 SECONDS
AND E 3 FT AT 10 SECONDS. A CHANCE OF SNOW SHOWERS IN THE EVENING
WITH VSBY 1 NM OR LESS.
MON
NW WINDS 20 TO 25 KT WITH GUSTS UP TO 30 KT. SEAS 5 TO
8 FT. WAVE DETAIL: NW 7 FT AT 6 SECONDS AND NE 4 FT AT 7 SECONDS.
MON NIGHT
W WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT. SEAS
3 TO 5 FT.
TUE AND TUE NIGHT
W WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT.
SEAS 2 TO 4 FT.
WED AND WED NIGHT
SW WINDS 20 TO 25 KT, BECOMING W 15 TO
20 KT. GUSTS UP TO 30 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.
ANZ251-131300-
MASSACHUSETTS BAY AND IPSWICH BAY-
704 PM EST FRI DEC 12 2025
..SMALL CRAFT ADVISORY IN EFFECT UNTIL 1 AM EST SATURDAY
TONIGHT
W WINDS 20 TO 25 KT WITH GUSTS UP TO 30 KT,
DIMINISHING TO 15 TO 20 KT AFTER MIDNIGHT. SEAS 2 TO 3 FT. WAVE
DETAIL: W 3 FT AT 4 SECONDS.
SAT
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.
SAT NIGHT
W WINDS 10 TO 15 KT. GUSTS UP TO 20 KT IN THE
EVENING. SEAS AROUND 2 FT. WAVE DETAIL: SW 2 FT AT 3 SECONDS AND
SE 1 FOOT AT 11 SECONDS. SNOW LIKELY WITH A CHANCE OF RAIN AFTER
MIDNIGHT.
SUN
NW WINDS 10 TO 15 KT, INCREASING TO 15 TO 20 KT WITH GUSTS
UP TO 25 KT IN THE AFTERNOON. SEAS 2 TO 3 FT. WAVE DETAIL: NW
3 FT AT 3 SECONDS AND SE 1 FOOT AT 10 SECONDS. SNOW LIKELY,
MAINLY IN THE MORNING.
SUN NIGHT AND MON
NW WINDS 20 TO 25 KT WITH GUSTS UP TO 30 KT.
SEAS 3 TO 5 FT. WAVE DETAIL: N 4 FT AT 5 SECONDS.
MON NIGHT
W WINDS AROUND 15 KT WITH GUSTS UP TO 20 KT. SEAS
2 TO 3 FT. WAVE DETAIL: NW 3 FT AT 4 SECONDS AND NE 2 FT AT
7 SECONDS.
TUE THROUGH WED NIGHT
SW WINDS 15 TO 20 KT WITH GUSTS UP 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.
ANZ231-131300-
CAPE COD BAY-
704 PM EST FRI DEC 12 2025
..SMALL CRAFT ADVISORY IN EFFECT UNTIL 1 AM EST SATURDAY
TONIGHT
W WINDS 20 TO 25 KT WITH GUSTS UP TO 30 KT,
DIMINISHING TO 15 TO 20 KT AFTER MIDNIGHT. SEAS 2 TO 4 FT. WAVE
DETAIL: W 4 FT AT 5 SECONDS.
SAT
SW WINDS 10 TO 15 KT. GUSTS UP TO 20 KT IN THE AFTERNOON.
SEAS 2 TO 3 FT. WAVE DETAIL: W 2 FT AT 5 SECONDS AND E 1 FOOT AT
8 SECONDS.
SAT NIGHT
W WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT,
DIMINISHING TO 5 TO 10 KT AFTER MIDNIGHT. SEAS AROUND 2 FT IN THE
EVENING, THEN 1 FOOT OR LESS. WAVE DETAIL: W 2 FT AT 3 SECONDS
AND SE 1 FOOT AT 11 SECONDS, BECOMING W 1 FOOT AT 3 SECONDS AND
SE 1 FOOT AT 11 SECONDS. A CHANCE OF RAIN. SNOW AFTER MIDNIGHT.
SUN
NW WINDS 10 TO 15 KT, INCREASING TO 15 TO 20 KT WITH GUSTS
UP TO 25 KT IN THE AFTERNOON. SEAS 2 TO 3 FT. WAVE DETAIL: NW
3 FT AT 4 SECONDS AND SE 1 FOOT AT 11 SECONDS. SNOW.
SUN NIGHT
NW WINDS 25 TO 30 KT. SEAS 3 TO 4 FT, BUILDING TO
4 TO 6 FT AFTER MIDNIGHT. WAVE DETAIL: NW 4 FT AT 5 SECONDS AND
NE 2 FT AT 9 SECONDS, BECOMING N 6 FT AT 7 SECONDS. A CHANCE OF
SNOW SHOWERS IN THE EVENING WITH VSBY 1 NM OR LESS.
MON
NW WINDS 25 TO 30 KT, DIMINISHING TO 15 TO 20 KT IN THE
AFTERNOON. SEAS 4 TO 6 FT. WAVE DETAIL: N 6 FT AT 7 SECONDS.
MON NIGHT
W WINDS AROUND 15 KT WITH GUSTS UP TO 20 KT. SEAS
2 TO 4 FT.
TUE THROUGH WED NIGHT
W WINDS 15 TO 20 KT WITH GUSTS UP TO
30 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.
ANZ254-131300-
COASTAL WATERS FROM PROVINCETOWN MA TO CHATHAM MA TO NANTUCKET MA
OUT 20 NM-
704 PM EST FRI DEC 12 2025
..SMALL CRAFT ADVISORY IN EFFECT UNTIL 1 AM EST SATURDAY
TONIGHT
W WINDS 20 TO 25 KT, DIMINISHING TO 15 TO 20 KT AFTER
MIDNIGHT. GUSTS UP TO 30 KT. SEAS 4 TO 6 FT. WAVE DETAIL: W 6 FT
AT 6 SECONDS AND SE 1 FOOT AT 9 SECONDS.
SAT
SW WINDS 10 TO 15 KT, INCREASING TO 15 TO 20 KT IN THE
AFTERNOON. SEAS 2 TO 3 FT. WAVE DETAIL: W 3 FT AT 6 SECONDS AND E
1 FOOT AT 11 SECONDS.
SAT NIGHT
W WINDS 10 TO 15 KT. GUSTS UP TO 20 KT IN THE
EVENING. SEAS 2 TO 4 FT. WAVE DETAIL: W 4 FT AT 5 SECONDS AND SE
1 FOOT AT 10 SECONDS. A CHANCE OF RAIN IN THE EVENING, THEN RAIN
LIKELY WITH SNOW AFTER MIDNIGHT.
SUN
NW WINDS 10 TO 15 KT, INCREASING TO 15 TO 20 KT WITH GUSTS
UP TO 25 KT IN THE AFTERNOON. SEAS 2 TO 3 FT. WAVE DETAIL: NW
3 FT AT 4 SECONDS AND SE 1 FOOT AT 9 SECONDS. SNOW.
SUN NIGHT
NW WINDS 25 TO 30 KT. SEAS 4 TO 6 FT, BUILDING TO
5 TO 8 FT AFTER MIDNIGHT. WAVE DETAIL: NW 6 FT AT 5 SECONDS AND
SE 2 FT AT 10 SECONDS, BECOMING NW 8 FT AT 7 SECONDS AND SE 3 FT
AT 10 SECONDS. A CHANCE OF SNOW SHOWERS. VSBY 1 NM OR LESS.
MON
NW WINDS 25 TO 30 KT, DIMINISHING TO 20 TO 25 KT IN THE
AFTERNOON. SEAS 6 TO 9 FT. WAVE DETAIL: NW 8 FT AT 7 SECONDS AND
E 5 FT AT 10 SECONDS. A CHANCE OF LIGHT FREEZING SPRAY IN THE
MORNING WITH VSBY 1 NM OR LESS.
MON NIGHT
W WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT. SEAS
4 TO 6 FT.
TUE
W WINDS 15 TO 20 KT. SEAS 3 TO 5 FT.
TUE NIGHT
W WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT. SEAS
2 TO 4 FT.
WED AND WED NIGHT
SW WINDS 15 TO 20 KT WITH GUSTS UP 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.
ANZ255-131300-
COASTAL WATERS EXTENDING OUT TO 25 NM SOUTH OF MARTHAS VINEYARD
AND NANTUCKET-
704 PM EST FRI DEC 12 2025
..SMALL CRAFT ADVISORY IN EFFECT UNTIL 1 AM EST SATURDAY
TONIGHT
W WINDS 20 TO 25 KT, DIMINISHING TO 15 TO 20 KT AFTER
MIDNIGHT. GUSTS UP TO 30 KT. SEAS 5 TO 7 FT, SUBSIDING TO 3 TO
5 FT AFTER MIDNIGHT. WAVE DETAIL: W 7 FT AT 7 SECONDS, BECOMING W
5 FT AT 7 SECONDS.
SAT
SW WINDS 15 TO 20 KT, INCREASING TO 20 TO 25 KT IN THE
AFTERNOON. SEAS 2 TO 4 FT. WAVE DETAIL: SW 4 FT AT 6 SECONDS AND
E 1 FOOT AT 10 SECONDS.
SAT NIGHT
W WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT, BECOMING
NW 10 TO 15 KT AFTER MIDNIGHT. SEAS 3 TO 5 FT. WAVE DETAIL: SW
5 FT AT 7 SECONDS AND E 1 FOOT AT 10 SECONDS. A CHANCE OF RAIN IN
THE EVENING, THEN RAIN LIKELY WITH SNOW AFTER MIDNIGHT.
SUN
N WINDS 10 TO 15 KT, BECOMING NW 20 TO 25 KT IN THE
AFTERNOON. SEAS 2 TO 4 FT. WAVE DETAIL: NW 4 FT AT 5 SECONDS AND
E 1 FOOT AT 10 SECONDS. SNOW. RAIN IN THE MORNING.
SUN NIGHT
NW WINDS 25 TO 30 KT, INCREASING TO 30 TO 35 KT
AFTER MIDNIGHT. SEAS 4 TO 6 FT, BUILDING TO 5 TO 8 FT AFTER
MIDNIGHT. WAVE DETAIL: NW 6 FT AT 6 SECONDS AND SE 2 FT AT
10 SECONDS, BECOMING NW 8 FT AT 7 SECONDS AND SE 2 FT AT
9 SECONDS. A CHANCE OF SNOW SHOWERS IN THE EVENING. A CHANCE OF
LIGHT FREEZING SPRAY AFTER MIDNIGHT. VSBY 1 NM OR LESS.
MON
NW WINDS 25 TO 30 KT WITH GUSTS UP TO 35 KT, DIMINISHING
TO 20 TO 25 KT IN THE AFTERNOON. SEAS 6 TO 9 FT, SUBSIDING TO
5 TO 7 FT IN THE AFTERNOON. WAVE DETAIL: NW 8 FT AT 7 SECONDS AND
SE 2 FT AT 9 SECONDS, BECOMING W 7 FT AT 7 SECONDS AND E 2 FT AT
9 SECONDS. A CHANCE OF LIGHT FREEZING SPRAY IN THE MORNING WITH
VSBY 1 NM OR LESS.
MON NIGHT
W WINDS 20 TO 25 KT. SEAS 4 TO 6 FT.
TUE
W WINDS 20 TO 25 KT. SEAS 4 TO 6 FT.
TUE NIGHT
W WINDS 15 TO 20 KT. SEAS 3 TO 5 FT.
WED AND WED NIGHT
SW WINDS 20 TO 25 KT WITH GUSTS UP 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.
ANZ256-131300-
COASTAL WATERS FROM MONTAUK NY TO MARTHAS VINEYARD EXTENDING OUT
TO 20 NM SOUTH OF BLOCK ISLAND-
704 PM EST FRI DEC 12 2025
..SMALL CRAFT ADVISORY IN EFFECT UNTIL 1 AM EST SATURDAY
TONIGHT
W WINDS 20 TO 25 KT WITH GUSTS UP TO 30 KT,
DIMINISHING TO 15 TO 20 KT AFTER MIDNIGHT. SEAS 4 TO 6 FT,
SUBSIDING TO 2 TO 4 FT AFTER MIDNIGHT. WAVE DETAIL: W 6 FT AT
6 SECONDS, BECOMING W 4 FT AT 6 SECONDS.
SAT
SW WINDS 15 TO 20 KT, INCREASING TO 20 TO 25 KT IN THE
AFTERNOON. SEAS 2 TO 4 FT. WAVE DETAIL: SW 4 FT AT 6 SECONDS AND
SE 1 FOOT AT 10 SECONDS.
SAT NIGHT
W WINDS 20 TO 25 KT, BECOMING NW 10 TO 15 KT AFTER
MIDNIGHT. SEAS 3 TO 5 FT. WAVE DETAIL: SW 5 FT AT 6 SECONDS AND
SE 1 FOOT AT 10 SECONDS. A CHANCE OF RAIN IN THE EVENING, THEN
RAIN AND SNOW AFTER MIDNIGHT.
SUN
NW WINDS 10 TO 15 KT, INCREASING TO 20 TO 25 KT IN THE
AFTERNOON. SEAS 2 TO 4 FT. WAVE DETAIL: NW 4 FT AT 5 SECONDS AND
SE 1 FOOT AT 14 SECONDS. SNOW, MAINLY IN THE MORNING.
SUN NIGHT AND MON
NW WINDS 25 TO 30 KT WITH GUSTS UP TO 35 KT.
SEAS 5 TO 8 FT. WAVE DETAIL: NW 7 FT AT 6 SECONDS AND SE 2 FT AT
9 SECONDS.
MON NIGHT
W WINDS 15 TO 20 KT, INCREASING TO 20 TO 25 KT AFTER
MIDNIGHT. SEAS 3 TO 5 FT. WAVE DETAIL: NW 5 FT AT 5 SECONDS AND
SE 1 FOOT AT 10 SECONDS.
TUE
W WINDS 20 TO 25 KT. SEAS 4 TO 6 FT.
TUE NIGHT
W WINDS 15 TO 20 KT. SEAS 2 TO 4 FT.
WED AND WED NIGHT
SW WINDS 20 TO 25 KT WITH GUSTS UP 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.
ANZ232-131300-
NANTUCKET SOUND-
704 PM EST FRI DEC 12 2025
..SMALL CRAFT ADVISORY IN EFFECT UNTIL 1 AM EST SATURDAY
TONIGHT
W WINDS 20 TO 25 KT WITH GUSTS UP TO 30 KT,
DIMINISHING TO 15 TO 20 KT AFTER MIDNIGHT. SEAS 2 TO 4 FT. WAVE
DETAIL: W 4 FT AT 5 SECONDS.
SAT
SW WINDS 10 TO 15 KT, INCREASING TO 15 TO 20 KT IN THE
AFTERNOON. SEAS 2 TO 3 FT. WAVE DETAIL: SW 3 FT AT 4 SECONDS AND
NE 1 FOOT AT 9 SECONDS.
SAT NIGHT
W WINDS 15 TO 20 KT, BECOMING NW 5 TO 10 KT AFTER
MIDNIGHT. SEAS 2 TO 3 FT. WAVE DETAIL: W 3 FT AT 5 SECONDS AND SE
1 FOOT AT 13 SECONDS. A CHANCE OF RAIN IN THE EVENING, THEN SNOW
WITH RAIN LIKELY AFTER MIDNIGHT.
SUN
NW WINDS 10 TO 15 KT, INCREASING TO 15 TO 20 KT WITH GUSTS
UP TO 25 KT IN THE AFTERNOON. SEAS 2 TO 3 FT. WAVE DETAIL: NW
3 FT AT 4 SECONDS AND SE 1 FOOT AT 11 SECONDS. SNOW.
SUN NIGHT
NW WINDS 25 TO 30 KT. SEAS 3 TO 5 FT. WAVE DETAIL:
NW 5 FT AT 4 SECONDS AND E 1 FOOT AT 9 SECONDS. A CHANCE OF SNOW
SHOWERS IN THE EVENING. A CHANCE OF LIGHT FREEZING SPRAY AFTER
MIDNIGHT. VSBY 1 NM OR LESS.
MON
NW WINDS 25 TO 30 KT, DIMINISHING TO 15 TO 20 KT IN THE
AFTERNOON. SEAS 4 TO 6 FT, SUBSIDING TO 3 TO 4 FT IN THE
AFTERNOON. WAVE DETAIL: NW 5 FT AT 4 SECONDS AND NE 1 FOOT AT
9 SECONDS, BECOMING W 4 FT AT 4 SECONDS AND NE 1 FOOT AT
9 SECONDS. A CHANCE OF LIGHT FREEZING SPRAY.
MON NIGHT
W WINDS 15 TO 20 KT. SEAS 2 TO 4 FT.
TUE THROUGH WED 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.
ANZ233-131300-
VINEYARD SOUND-
704 PM EST FRI DEC 12 2025
..SMALL CRAFT ADVISORY IN EFFECT UNTIL 1 AM EST SATURDAY
TONIGHT
W WINDS 15 TO 20 KT. GUSTS UP TO 30 KT THIS EVENING.
SEAS 2 TO 4 FT. WAVE DETAIL: W 4 FT AT 6 SECONDS.
SAT
SW 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: SW
4 FT AT 5 SECONDS AND SE 1 FOOT AT 9 SECONDS.
SAT NIGHT
W WINDS 15 TO 20 KT, BECOMING NW 5 TO 10 KT AFTER
MIDNIGHT. SEAS 2 TO 3 FT. WAVE DETAIL: SW 3 FT AT 6 SECONDS AND
SE 1 FOOT AT 11 SECONDS. A CHANCE OF RAIN IN THE EVENING, THEN
SNOW WITH RAIN LIKELY AFTER MIDNIGHT.
SUN
N WINDS 10 TO 15 KT, BECOMING NW 15 TO 20 KT WITH GUSTS UP
TO 25 KT IN THE AFTERNOON. SEAS 2 TO 3 FT. WAVE DETAIL: W 2 FT AT
6 SECONDS AND SE 1 FOOT AT 12 SECONDS. SNOW, MAINLY IN THE
MORNING.
SUN NIGHT
NW WINDS 20 TO 25 KT, INCREASING TO 25 TO 30 KT
AFTER MIDNIGHT. SEAS 3 TO 4 FT. WAVE DETAIL: NW 4 FT AT 5 SECONDS
AND E 1 FOOT AT 9 SECONDS. A CHANCE OF LIGHT FREEZING SPRAY. A
CHANCE OF SNOW SHOWERS IN THE EVENING.
MON
NW WINDS 25 TO 30 KT, DIMINISHING TO 15 TO 20 KT IN THE
AFTERNOON. SEAS 2 TO 4 FT. WAVE DETAIL: NW 4 FT AT 5 SECONDS AND
E 1 FOOT AT 8 SECONDS. A CHANCE OF LIGHT FREEZING SPRAY IN THE
MORNING.
MON NIGHT
W WINDS 15 TO 20 KT. SEAS 2 TO 3 FT.
TUE AND TUE NIGHT
W WINDS 15 TO 20 KT. SEAS 2 TO 3 FT.
WED
SW WINDS 20 TO 25 KT WITH GUSTS UP TO 30 KT. SEAS 3 TO
5 FT.
WED 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.
ANZ234-131300-
BUZZARDS BAY-
704 PM EST FRI DEC 12 2025
..SMALL CRAFT ADVISORY IN EFFECT UNTIL 1 AM EST SATURDAY
TONIGHT
W WINDS 15 TO 20 KT. GUSTS UP TO 30 KT THIS EVENING.
SEAS 2 TO 3 FT. WAVE DETAIL: SW 3 FT AT 5 SECONDS.
SAT
SW 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: SW
3 FT AT 5 SECONDS.
SAT NIGHT
W WINDS 15 TO 20 KT, BECOMING NW 5 TO 10 KT AFTER
MIDNIGHT. SEAS 2 TO 3 FT. WAVE DETAIL: SW 3 FT AT 6 SECONDS AND
SE 1 FOOT AT 12 SECONDS. A CHANCE OF RAIN. SNOW AFTER MIDNIGHT.
SUN
NW WINDS 10 TO 15 KT, INCREASING TO 15 TO 20 KT IN THE
AFTERNOON. SEAS 2 TO 3 FT. WAVE DETAIL: W 2 FT AT 6 SECONDS AND
SE 1 FOOT AT 12 SECONDS. SNOW, MAINLY IN THE MORNING.
SUN NIGHT
NW WINDS 20 TO 25 KT WITH GUSTS UP TO 30 KT. SEAS
AROUND 3 FT. WAVE DETAIL: NW 3 FT AT 4 SECONDS AND E 1 FOOT AT
9 SECONDS. A CHANCE OF LIGHT FREEZING SPRAY.
MON
NW WINDS 20 TO 25 KT, DIMINISHING TO 15 TO 20 KT IN THE
AFTERNOON. GUSTS UP TO 30 KT. SEAS 2 TO 3 FT. WAVE DETAIL: NW
3 FT AT 4 SECONDS AND E 1 FOOT AT 8 SECONDS. A CHANCE OF LIGHT
FREEZING SPRAY IN THE MORNING.
MON NIGHT
W WINDS AROUND 15 KT WITH GUSTS UP TO 20 KT. SEAS
AROUND 2 FT.
TUE THROUGH WED NIGHT
W WINDS 20 TO 25 KT WITH GUSTS UP TO
30 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.
ANZ235-131300-
RHODE ISLAND SOUND-
704 PM EST FRI DEC 12 2025
..SMALL CRAFT ADVISORY IN EFFECT UNTIL 1 AM EST SATURDAY
TONIGHT
W WINDS 20 TO 25 KT WITH GUSTS UP TO 30 KT,
DIMINISHING TO 15 TO 20 KT AFTER MIDNIGHT. SEAS 2 TO 4 FT. WAVE
DETAIL: W 4 FT AT 6 SECONDS.
SAT
SW 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: SW
3 FT AT 5 SECONDS AND SE 1 FOOT AT 10 SECONDS.
SAT NIGHT
W WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT, BECOMING
NW 10 TO 15 KT AFTER MIDNIGHT. SEAS 2 TO 4 FT. WAVE DETAIL: SW
4 FT AT 6 SECONDS AND SE 1 FOOT AT 10 SECONDS. A CHANCE OF RAIN
IN THE EVENING, THEN SNOW WITH RAIN LIKELY AFTER MIDNIGHT.
SUN
NW 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: W 3 FT
AT 6 SECONDS AND SE 1 FOOT AT 12 SECONDS. SNOW, MAINLY IN THE
MORNING.
SUN NIGHT AND MON
NW WINDS 25 TO 30 KT. SEAS 3 TO 5 FT. WAVE
DETAIL: NW 5 FT AT 5 SECONDS AND SE 1 FOOT AT 9 SECONDS.
MON NIGHT
W WINDS 15 TO 20 KT. SEAS 2 TO 4 FT. WAVE DETAIL: W
4 FT AT 5 SECONDS AND SE 1 FOOT AT 10 SECONDS.
TUE AND TUE NIGHT
W WINDS 15 TO 20 KT. SEAS 2 TO 4 FT.
WED
SW WINDS 20 TO 25 KT WITH GUSTS UP TO 30 KT. SEAS 4 TO
6 FT.
WED NIGHT
W WINDS 20 TO 25 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.
ANZ237-131300-
BLOCK ISLAND SOUND-
704 PM EST FRI DEC 12 2025
..SMALL CRAFT ADVISORY IN EFFECT UNTIL 1 AM EST SATURDAY
TONIGHT
W WINDS 15 TO 20 KT WITH GUSTS UP TO 30 KT,
DIMINISHING TO 10 TO 15 KT WITH GUSTS UP TO 20 KT AFTER MIDNIGHT.
SEAS 2 TO 3 FT. WAVE DETAIL: W 3 FT AT 5 SECONDS.
SAT
SW 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: SW
4 FT AT 5 SECONDS.
SAT NIGHT
W WINDS 15 TO 20 KT, BECOMING NW 5 TO 10 KT AFTER
MIDNIGHT. SEAS 2 TO 3 FT. WAVE DETAIL: W 3 FT AT 5 SECONDS AND SE
1 FOOT AT 10 SECONDS. A CHANCE OF RAIN IN THE EVENING, THEN SNOW
WITH RAIN LIKELY AFTER MIDNIGHT.
SUN
NW 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: NW
3 FT AT 4 SECONDS AND SE 1 FOOT AT 8 SECONDS. SNOW, MAINLY IN THE
MORNING.
SUN NIGHT AND MON
NW WINDS 20 TO 25 KT WITH GUSTS UP TO 30 KT.
SEAS 3 TO 5 FT. WAVE DETAIL: NW 4 FT AT 4 SECONDS AND SE 1 FOOT
AT 9 SECONDS.
MON NIGHT
W WINDS 15 TO 20 KT. SEAS 2 TO 3 FT. WAVE DETAIL: W
3 FT AT 5 SECONDS AND SE 1 FOOT AT 10 SECONDS.
TUE AND TUE NIGHT
W WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT.
SEAS 2 TO 3 FT.
WED AND WED NIGHT
SW WINDS 15 TO 20 KT WITH GUSTS UP TO 30 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.
ANZ230-131300-
BOSTON HARBOR-
704 PM EST FRI DEC 12 2025
..SMALL CRAFT ADVISORY IN EFFECT UNTIL 1 AM EST SATURDAY
TONIGHT
W WINDS 15 TO 20 KT WITH GUSTS UP TO 30 KT,
DIMINISHING TO 10 TO 15 KT WITH GUSTS UP TO 20 KT AFTER MIDNIGHT.
WAVES AROUND 2 FT.
SAT
SW WINDS 10 TO 15 KT. GUSTS UP TO 20 KT IN THE AFTERNOON.
WAVES AROUND 2 FT.
SAT NIGHT
SW WINDS 10 TO 15 KT, BECOMING W 5 TO 10 KT AFTER
MIDNIGHT. WAVES AROUND 2 FT IN THE EVENING, THEN 1 FOOT OR LESS.
SNOW LIKELY WITH A CHANCE OF RAIN AFTER MIDNIGHT.
SUN
NW WINDS 5 TO 10 KT, INCREASING TO 15 TO 20 KT IN THE
AFTERNOON. WAVES AROUND 2 FT. SNOW LIKELY, MAINLY IN THE MORNING.
SUN NIGHT THROUGH MON NIGHT
W WINDS 20 TO 25 KT WITH GUSTS UP
TO 30 KT. WAVES AROUND 2 FT.
TUE THROUGH WED NIGHT
SW WINDS 15 TO 20 KT WITH GUSTS UP 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.
ANZ236-131300-
NARRAGANSETT BAY-
704 PM EST FRI DEC 12 2025
TONIGHT
W WINDS 10 TO 15 KT WITH GUSTS UP TO 25 KT,
DIMINISHING TO 5 TO 10 KT AFTER MIDNIGHT. WAVES 2 TO 3 FT.
SAT
SW WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT. WAVES 2 TO
3 FT.
SAT NIGHT
W WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT,
DIMINISHING TO 5 TO 10 KT AFTER MIDNIGHT. WAVES AROUND 2 FT. SNOW
WITH A CHANCE OF RAIN AFTER MIDNIGHT.
SUN
NW 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. SNOW, MAINLY IN
THE MORNING.
SUN NIGHT THROUGH MON NIGHT
W WINDS 15 TO 20 KT WITH GUSTS UP
TO 25 KT. WAVES 2 TO 3 FT.
TUE AND TUE NIGHT
W WINDS 10 TO 15 KT. GUSTS UP TO 20 KT.
WAVES AROUND 2 FT.
WED
SW WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT. WAVES 3 TO
5 FT.
WED NIGHT
W WINDS 15 TO 20 KT. WAVES 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.
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