018
FZUS51 KBOX 211205
CWFBOX
COASTAL WATERS FORECAST FOR MASSACHUSETTS AND RHODE ISLAND
NATIONAL WEATHER SERVICE BOSTON/NORTON MA
705 AM EST WED JAN 21 2026
COASTAL WATERS FROM THE MERRIMACK RIVER MA TO WATCH HILL RI OUT
TO 25 NM
ANZ200-220100-
705 AM EST WED JAN 21 2026
SYNOPSIS FOR MASSACHUSETTS AND RHODE ISLAND COASTAL WATERS
GUSTY WESTERLY WIND AND LIGHT FREEZING SPRAY EARLY THIS MORNING.
HIGH PRESSURE BRIEFLY FOLLOWS TODAY WITH WEAK LOW PRESSURE BRINGING
GUSTY WINDS ON THURSDAY. ARCTIC HIGH PRESSURE ARRIVES FROM THE NORTH
THIS WEEKEND, WITH A DEVELOPING COASTAL STORM SOUTH TOWARDS THE MID
ATLANTIC STATES. THERE IS POTENTIAL FOR MODERATE TO HEAVY FREEZING
SPRAY FOR THIS COMING WEEKEND INTO NEXT WEEK.
ANZ250-220100-
COASTAL WATERS EAST OF IPSWICH BAY AND THE STELLWAGEN BANK
NATIONAL MARINE SANCTUARY-
705 AM EST WED JAN 21 2026
..SMALL CRAFT ADVISORY IN EFFECT THROUGH THURSDAY EVENING
TODAY
SW WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT. SEAS 2 TO
4 FT. WAVE DETAIL: W 4 FT AT 5 SECONDS AND SE 2 FT AT 9 SECONDS.
TONIGHT
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 2 FT AT
10 SECONDS. A CHANCE OF RAIN. A CHANCE OF SNOW IN THE EVENING
WITH VSBY 1 TO 3 NM.
THU
SW WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT. SEAS 3 TO
5 FT. WAVE DETAIL: SW 5 FT AT 5 SECONDS AND SE 2 FT AT
11 SECONDS.
THU NIGHT
W WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT. SEAS
3 TO 5 FT. WAVE DETAIL: W 4 FT AT 5 SECONDS AND SE 2 FT AT
11 SECONDS.
FRI
W 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: W 5 FT
AT 5 SECONDS AND SE 2 FT AT 11 SECONDS.
FRI NIGHT
NW WINDS 25 TO 30 KT WITH GUSTS UP TO 35 KT. SEAS
5 TO 8 FT. WAVE DETAIL: W 7 FT AT 5 SECONDS AND SE 1 FOOT AT
11 SECONDS. HEAVY FREEZING SPRAY.
SAT
NW WINDS 25 TO 30 KT. SEAS 5 TO 7 FT. HEAVY FREEZING
SPRAY.
SAT NIGHT
NW WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT. SEAS
3 TO 5 FT. HEAVY FREEZING SPRAY.
SUN
N WINDS AROUND 15 KT WITH GUSTS UP TO 20 KT. SEAS AROUND
3 FT. A CHANCE OF SNOW. VSBY 1 NM OR LESS.
SUN NIGHT
NE WINDS 15 TO 20 KT. SEAS 3 TO 4 FT. HEAVY FREEZING
SPRAY. A CHANCE OF SNOW. VSBY 1 NM 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.
ANZ251-220100-
MASSACHUSETTS BAY AND IPSWICH BAY-
705 AM EST WED JAN 21 2026
TODAY
SW WINDS 10 TO 15 KT, INCREASING TO 15 TO 20 KT THIS
AFTERNOON. SEAS 2 TO 3 FT. WAVE DETAIL: W 2 FT AT 4 SECONDS AND E
1 FOOT AT 10 SECONDS.
TONIGHT
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 E 1 FOOT AT
10 SECONDS. A CHANCE OF RAIN. A CHANCE OF SNOW IN THE EVENING.
VSBY 1 TO 3 NM.
THU
SW WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT. SEAS 2 TO
3 FT. WAVE DETAIL: SW 3 FT AT 4 SECONDS AND SE 1 FOOT AT
10 SECONDS.
THU NIGHT
W WINDS 15 TO 20 KT. SEAS 2 TO 3 FT. WAVE DETAIL: W
3 FT AT 3 SECONDS AND SE 1 FOOT AT 11 SECONDS.
FRI AND FRI NIGHT
NW WINDS 25 TO 30 KT. SEAS 2 TO 4 FT. WAVE
DETAIL: W 4 FT AT 4 SECONDS AND E 1 FOOT AT 11 SECONDS. LIGHT
FREEZING SPRAY IN THE MORNING. HEAVY FREEZING SPRAY THROUGH THE
NIGHT.
SAT
NW WINDS 20 TO 25 KT WITH GUSTS UP TO 30 KT. SEAS 3 TO
4 FT. WAVE DETAIL: NW 4 FT AT 4 SECONDS AND E 1 FOOT AT
11 SECONDS. HEAVY FREEZING SPRAY.
SAT NIGHT
NW WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT. SEAS
2 TO 3 FT. HEAVY FREEZING SPRAY.
SUN
N WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT. SEAS 2 TO
3 FT. A CHANCE OF SNOW. VSBY 1 NM OR LESS.
SUN NIGHT
NE WINDS 15 TO 20 KT. SEAS 2 TO 3 FT. HEAVY FREEZING
SPRAY. A CHANCE OF SNOW. VSBY 1 NM 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.
ANZ231-220100-
CAPE COD BAY-
705 AM EST WED JAN 21 2026
TODAY
SW WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT. SEAS 2 TO
3 FT. WAVE DETAIL: W 2 FT AT 4 SECONDS AND SE 1 FOOT AT
9 SECONDS.
TONIGHT
SW WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT. SEAS 2 TO
4 FT. WAVE DETAIL: SW 2 FT AT 3 SECONDS AND SE 1 FOOT AT
10 SECONDS. A CHANCE OF RAIN.
THU
SW WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT. SEAS 2 TO
4 FT. WAVE DETAIL: SW 2 FT AT 3 SECONDS AND SE 1 FOOT AT
10 SECONDS.
THU NIGHT
W WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT. SEAS
2 TO 3 FT. WAVE DETAIL: W 2 FT AT 3 SECONDS AND SE 1 FOOT AT
10 SECONDS.
FRI
W 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: W 3 FT
AT 4 SECONDS AND SE 1 FOOT AT 11 SECONDS.
FRI NIGHT
W WINDS 20 TO 25 KT, BECOMING NW 25 TO 30 KT AFTER
MIDNIGHT. SEAS 3 TO 5 FT. WAVE DETAIL: NW 5 FT AT 6 SECONDS AND
SE 1 FOOT AT 11 SECONDS. HEAVY FREEZING SPRAY.
SAT
NW WINDS 20 TO 25 KT WITH GUSTS UP TO 30 KT. SEAS 3 TO
5 FT. HEAVY FREEZING SPRAY.
SAT NIGHT
NW WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT. SEAS
2 TO 4 FT. HEAVY FREEZING SPRAY. A CHANCE OF SNOW.
SUN
N WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT. SEAS 2 TO
3 FT. SNOW LIKELY. VSBY 1 NM OR LESS.
SUN NIGHT
NE WINDS 15 TO 20 KT. SEAS 2 TO 3 FT. HEAVY FREEZING
SPRAY. SNOW LIKELY. VSBY 1 NM 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.
ANZ254-220100-
COASTAL WATERS FROM PROVINCETOWN MA TO CHATHAM MA TO NANTUCKET MA
OUT 20 NM-
705 AM EST WED JAN 21 2026
..SMALL CRAFT ADVISORY IN EFFECT THROUGH THURSDAY EVENING
TODAY
W WINDS 10 TO 15 KT, BECOMING SW 15 TO 20 KT THIS
AFTERNOON. GUSTS UP TO 25 KT. SEAS 2 TO 4 FT. WAVE DETAIL: W 3 FT
AT 6 SECONDS AND SE 2 FT AT 9 SECONDS.
TONIGHT
SW WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT. SEAS 3 TO
5 FT. WAVE DETAIL: S 5 FT AT 5 SECONDS AND SE 2 FT AT 10 SECONDS.
A CHANCE OF RAIN AFTER MIDNIGHT.
THU
SW WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT. SEAS 4 TO
6 FT. WAVE DETAIL: SW 5 FT AT 7 SECONDS AND SE 3 FT AT
10 SECONDS.
THU NIGHT
W WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT. SEAS
4 TO 6 FT. WAVE DETAIL: W 5 FT AT 5 SECONDS AND SE 3 FT AT
10 SECONDS.
FRI
W 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: W 5 FT
AT 5 SECONDS AND SE 2 FT AT 10 SECONDS.
FRI NIGHT
NW WINDS 25 TO 30 KT. SEAS 5 TO 8 FT. WAVE DETAIL:
NW 7 FT AT 6 SECONDS AND SE 2 FT AT 11 SECONDS. HEAVY FREEZING
SPRAY.
SAT
NW WINDS 25 TO 30 KT. SEAS 5 TO 7 FT. HEAVY FREEZING
SPRAY.
SAT NIGHT
NW WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT. SEAS
4 TO 6 FT. HEAVY FREEZING SPRAY. A CHANCE OF SNOW.
SUN
N WINDS 15 TO 20 KT. SEAS 3 TO 4 FT. SNOW LIKELY. VSBY
1 NM OR LESS.
SUN NIGHT
NE WINDS 15 TO 20 KT. SEAS 3 TO 5 FT. LIGHT FREEZING
SPRAY. SNOW LIKELY. VSBY 1 NM 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.
ANZ255-220100-
COASTAL WATERS EXTENDING OUT TO 25 NM SOUTH OF MARTHAS VINEYARD
AND NANTUCKET-
705 AM EST WED JAN 21 2026
..SMALL CRAFT ADVISORY IN EFFECT THROUGH THURSDAY EVENING
TODAY
W WINDS 10 TO 15 KT, BECOMING SW 15 TO 20 KT THIS
AFTERNOON. SEAS 3 TO 5 FT. WAVE DETAIL: SW 4 FT AT 5 SECONDS AND
SE 2 FT AT 8 SECONDS.
TONIGHT
SW WINDS 20 TO 25 KT WITH GUSTS UP TO 30 KT. SEAS 5 TO
8 FT. WAVE DETAIL: SW 7 FT AT 6 SECONDS AND SE 2 FT AT
10 SECONDS.
THU
SW WINDS 20 TO 25 KT WITH GUSTS UP TO 30 KT. SEAS 6 TO
8 FT. WAVE DETAIL: SW 8 FT AT 8 SECONDS AND SE 3 FT AT
11 SECONDS.
THU NIGHT
W WINDS 20 TO 25 KT, DIMINISHING TO 15 TO 20 KT
AFTER MIDNIGHT. GUSTS UP TO 30 KT. SEAS 5 TO 8 FT. WAVE DETAIL:
SW 8 FT AT 7 SECONDS AND SE 1 FOOT AT 11 SECONDS.
FRI
W WINDS 15 TO 20 KT, INCREASING TO 25 TO 30 KT IN THE
AFTERNOON. SEAS 4 TO 5 FT, BUILDING TO 5 TO 7 FT IN THE
AFTERNOON. WAVE DETAIL: W 5 FT AT 7 SECONDS AND SE 1 FOOT AT
11 SECONDS, BECOMING SW 7 FT AT 7 SECONDS AND SE 1 FOOT AT
11 SECONDS.
FRI NIGHT
NW WINDS 25 TO 30 KT WITH GUSTS UP TO 35 KT. SEAS
6 TO 9 FT. WAVE DETAIL: W 8 FT AT 7 SECONDS AND SE 1 FOOT AT
11 SECONDS. HEAVY FREEZING SPRAY AFTER MIDNIGHT.
SAT
NW WINDS 25 TO 30 KT. SEAS 5 TO 7 FT. HEAVY FREEZING
SPRAY.
SAT NIGHT
N WINDS 15 TO 20 KT. SEAS 3 TO 5 FT. HEAVY FREEZING
SPRAY. A CHANCE OF SNOW.
SUN AND SUN NIGHT
NE WINDS 20 TO 25 KT. SEAS 3 TO 5 FT. LIGHT
FREEZING SPRAY. SNOW LIKELY. VSBY 1 NM 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.
ANZ256-220100-
COASTAL WATERS FROM MONTAUK NY TO MARTHAS VINEYARD EXTENDING OUT
TO 20 NM SOUTH OF BLOCK ISLAND-
705 AM EST WED JAN 21 2026
..SMALL CRAFT ADVISORY IN EFFECT THROUGH THURSDAY EVENING
TODAY
W WINDS 10 TO 15 KT, BECOMING SW 15 TO 20 KT THIS
AFTERNOON. GUSTS UP TO 25 KT. SEAS 3 TO 5 FT. WAVE DETAIL: SW
4 FT AT 5 SECONDS AND SE 2 FT AT 9 SECONDS.
TONIGHT
SW WINDS 20 TO 25 KT WITH GUSTS UP TO 30 KT. SEAS 5 TO
7 FT, BUILDING TO 7 TO 8 FT AFTER MIDNIGHT. WAVE DETAIL: SW 7 FT
AT 6 SECONDS AND SE 2 FT AT 10 SECONDS, BECOMING SW 7 FT AT
7 SECONDS AND SE 1 FOOT AT 11 SECONDS. A CHANCE OF RAIN AFTER
MIDNIGHT.
THU
SW WINDS 20 TO 25 KT, BECOMING W 25 TO 30 KT IN THE
AFTERNOON. SEAS 6 TO 8 FT. WAVE DETAIL: SW 8 FT AT 8 SECONDS AND
SE 4 FT AT 11 SECONDS.
THU NIGHT
W WINDS 20 TO 25 KT WITH GUSTS UP TO 30 KT. SEAS
5 TO 8 FT, SUBSIDING TO 4 TO 6 FT AFTER MIDNIGHT. WAVE DETAIL: W
7 FT AT 7 SECONDS AND SE 2 FT AT 10 SECONDS, BECOMING W 6 FT AT
7 SECONDS AND SE 2 FT AT 10 SECONDS.
FRI
W 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: W 6 FT
AT 6 SECONDS AND SE 2 FT AT 10 SECONDS.
FRI NIGHT
NW WINDS 25 TO 30 KT WITH GUSTS UP TO 35 KT. SEAS
5 TO 8 FT. WAVE DETAIL: W 7 FT AT 6 SECONDS AND SE 2 FT AT
10 SECONDS. HEAVY FREEZING SPRAY AFTER MIDNIGHT.
SAT
NW WINDS 25 TO 30 KT. SEAS 4 TO 6 FT. HEAVY FREEZING
SPRAY.
SAT NIGHT
N WINDS 15 TO 20 KT. SEAS 3 TO 4 FT. HEAVY FREEZING
SPRAY. A CHANCE OF SNOW.
SUN
NE WINDS 20 TO 25 KT. SEAS 3 TO 5 FT. HEAVY FREEZING
SPRAY. SNOW LIKELY. VSBY 1 NM OR LESS.
SUN NIGHT
NE WINDS 20 TO 25 KT. SEAS 4 TO 6 FT. LIGHT FREEZING
SPRAY. SNOW LIKELY. VSBY 1 NM 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.
ANZ232-220100-
NANTUCKET SOUND-
705 AM EST WED JAN 21 2026
...SMALL CRAFT ADVISORY IN EFFECT FROM 7 PM EST THIS EVENING
THROUGH THURSDAY EVENING...
TODAY
W WINDS 10 TO 15 KT, BECOMING SW 15 TO 20 KT THIS
AFTERNOON. SEAS 2 TO 3 FT. WAVE DETAIL: SW 3 FT AT 4 SECONDS AND
SE 1 FOOT AT 9 SECONDS.
TONIGHT
SW WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT. SEAS 3 TO
4 FT. WAVE DETAIL: SW 4 FT AT 4 SECONDS AND SE 1 FOOT AT
10 SECONDS. A CHANCE OF RAIN AFTER MIDNIGHT.
THU
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 1 FOOT AT
10 SECONDS.
THU NIGHT
W WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT. SEAS
3 TO 5 FT. WAVE DETAIL: W 4 FT AT 5 SECONDS AND SE 1 FOOT AT
10 SECONDS.
FRI
W WINDS 15 TO 20 KT, INCREASING TO 20 TO 25 KT IN THE
AFTERNOON. GUSTS UP TO 30 KT. SEAS 2 TO 4 FT. WAVE DETAIL: W 4 FT
AT 5 SECONDS AND SE 1 FOOT AT 11 SECONDS.
FRI NIGHT
NW WINDS 25 TO 30 KT. SEAS 3 TO 5 FT. WAVE DETAIL: W
5 FT AT 5 SECONDS AND SE 1 FOOT AT 11 SECONDS. LIGHT FREEZING
SPRAY IN THE EVENING. HEAVY FREEZING SPRAY AFTER MIDNIGHT.
SAT
NW WINDS 20 TO 25 KT WITH GUSTS UP TO 30 KT. SEAS 3 TO
5 FT. HEAVY FREEZING SPRAY.
SAT NIGHT
NW WINDS 15 TO 20 KT. SEAS 2 TO 3 FT. A CHANCE OF
SNOW.
SUN
N WINDS 15 TO 20 KT. SEAS 2 TO 3 FT. SNOW LIKELY. VSBY
1 NM OR LESS.
SUN NIGHT
NE WINDS 15 TO 20 KT. SEAS 2 TO 3 FT. FREEZING
SPRAY. SNOW LIKELY. VSBY 1 NM 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.
ANZ233-220100-
VINEYARD SOUND-
705 AM EST WED JAN 21 2026
...SMALL CRAFT ADVISORY IN EFFECT FROM 7 PM EST THIS EVENING
THROUGH THURSDAY EVENING...
TODAY
W WINDS 10 TO 15 KT, BECOMING SW 15 TO 20 KT THIS
AFTERNOON. SEAS 2 TO 4 FT. WAVE DETAIL: SW 3 FT AT 5 SECONDS AND
S 1 FOOT AT 8 SECONDS.
TONIGHT
SW WINDS 20 TO 25 KT, DIMINISHING TO 15 TO 20 KT AFTER
MIDNIGHT. SEAS 4 TO 6 FT. WAVE DETAIL: SW 5 FT AT 6 SECONDS AND
SE 1 FOOT AT 10 SECONDS. A CHANCE OF RAIN.
THU
SW WINDS 20 TO 25 KT WITH GUSTS UP TO 30 KT. SEAS 4 TO
6 FT. WAVE DETAIL: SW 5 FT AT 7 SECONDS AND S 2 FT AT 10 SECONDS.
THU NIGHT
W 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 1 FOOT AT
11 SECONDS.
FRI
W WINDS 15 TO 20 KT, INCREASING TO 20 TO 25 KT IN THE
AFTERNOON. GUSTS UP TO 30 KT. SEAS 2 TO 4 FT. WAVE DETAIL: SW
4 FT AT 6 SECONDS AND SE 1 FOOT AT 11 SECONDS.
FRI NIGHT
NW WINDS 25 TO 30 KT. SEAS 3 TO 5 FT. WAVE DETAIL: W
4 FT AT 6 SECONDS AND SE 1 FOOT AT 11 SECONDS. HEAVY FREEZING
SPRAY.
SAT
NW WINDS 20 TO 25 KT WITH GUSTS UP TO 30 KT. SEAS 2 TO
4 FT. HEAVY FREEZING SPRAY.
SAT NIGHT
N WINDS 15 TO 20 KT. SEAS 2 TO 3 FT. A CHANCE OF
SNOW.
SUN
N WINDS 15 TO 20 KT. SEAS 2 TO 3 FT. SNOW LIKELY. VSBY
1 NM OR LESS.
SUN NIGHT
NE WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT. SEAS
2 TO 4 FT. HEAVY FREEZING SPRAY. SNOW LIKELY. VSBY 1 NM 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.
ANZ234-220100-
BUZZARDS BAY-
705 AM EST WED JAN 21 2026
TODAY
W WINDS 10 TO 15 KT, BECOMING SW 15 TO 20 KT THIS
AFTERNOON. SEAS 2 TO 3 FT. WAVE DETAIL: SW 3 FT AT 4 SECONDS AND
S 1 FOOT AT 9 SECONDS.
TONIGHT
SW WINDS 20 TO 25 KT, DIMINISHING TO 15 TO 20 KT AFTER
MIDNIGHT. SEAS 3 TO 5 FT. WAVE DETAIL: SW 4 FT AT 5 SECONDS AND
SE 1 FOOT AT 10 SECONDS. A CHANCE OF RAIN.
THU
SW WINDS 20 TO 25 KT. SEAS 3 TO 4 FT. WAVE DETAIL: SW 4 FT
AT 7 SECONDS AND S 2 FT AT 10 SECONDS.
THU NIGHT
W WINDS 15 TO 20 KT, DIMINISHING TO 10 TO 15 KT
AFTER MIDNIGHT. GUSTS UP TO 25 KT. SEAS 2 TO 4 FT. WAVE DETAIL:
SW 4 FT AT 7 SECONDS AND SE 1 FOOT AT 10 SECONDS.
FRI
W 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 5 SECONDS AND
SE 1 FOOT AT 10 SECONDS.
FRI NIGHT
NW WINDS 20 TO 25 KT WITH GUSTS UP TO 30 KT. SEAS
AROUND 3 FT. WAVE DETAIL: W 3 FT AT 5 SECONDS AND SE 1 FOOT AT
11 SECONDS. HEAVY FREEZING SPRAY.
SAT
NW WINDS 20 TO 25 KT WITH GUSTS UP TO 30 KT. SEAS 2 TO
3 FT. HEAVY FREEZING SPRAY.
SAT NIGHT
NW WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT. SEAS
AROUND 2 FT. A CHANCE OF SNOW.
SUN
N WINDS 15 TO 20 KT. SEAS AROUND 2 FT. SNOW LIKELY. VSBY
1 NM OR LESS.
SUN NIGHT
NE WINDS 15 TO 20 KT. SEAS 2 TO 3 FT. HEAVY FREEZING
SPRAY. SNOW LIKELY. VSBY 1 NM 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.
ANZ235-220100-
RHODE ISLAND SOUND-
705 AM EST WED JAN 21 2026
...SMALL CRAFT ADVISORY IN EFFECT FROM 7 PM EST THIS EVENING
THROUGH THURSDAY EVENING...
TODAY
W WINDS 10 TO 15 KT, BECOMING SW 15 TO 20 KT WITH GUSTS
UP TO 25 KT THIS AFTERNOON. SEAS 2 TO 4 FT. WAVE DETAIL: SW 4 FT
AT 5 SECONDS AND SE 2 FT AT 8 SECONDS.
TONIGHT
SW WINDS 20 TO 25 KT. SEAS 5 TO 7 FT. WAVE DETAIL: SW
7 FT AT 7 SECONDS AND SE 2 FT AT 10 SECONDS. A CHANCE OF RAIN.
THU
SW WINDS 20 TO 25 KT WITH GUSTS UP TO 30 KT. SEAS 4 TO
6 FT. WAVE DETAIL: SW 6 FT AT 7 SECONDS AND S 6 FT AT 11 SECONDS.
THU NIGHT
W WINDS 20 TO 25 KT, DIMINISHING TO 15 TO 20 KT
AFTER MIDNIGHT. SEAS 4 TO 6 FT. WAVE DETAIL: SW 6 FT AT 7 SECONDS
AND SE 2 FT AT 11 SECONDS.
FRI
W 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: W 5 FT
AT 6 SECONDS AND SE 1 FOOT AT 10 SECONDS.
FRI NIGHT
NW WINDS 20 TO 25 KT WITH GUSTS UP TO 30 KT. SEAS
3 TO 5 FT. WAVE DETAIL: W 5 FT AT 6 SECONDS AND SE 1 FOOT AT
11 SECONDS. HEAVY FREEZING SPRAY.
SAT
NW WINDS 20 TO 25 KT WITH GUSTS UP TO 30 KT. SEAS 3 TO
5 FT. HEAVY FREEZING SPRAY.
SAT NIGHT
N WINDS AROUND 15 KT WITH GUSTS UP TO 20 KT. SEAS
2 TO 3 FT. A CHANCE OF SNOW.
SUN AND SUN NIGHT
NE WINDS 15 TO 20 KT, INCREASING TO 20 TO
25 KT. SEAS 2 TO 4 FT. HEAVY FREEZING SPRAY. SNOW LIKELY. VSBY
1 NM 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.
ANZ237-220100-
BLOCK ISLAND SOUND-
705 AM EST WED JAN 21 2026
...SMALL CRAFT ADVISORY IN EFFECT FROM 7 PM EST THIS EVENING
THROUGH THURSDAY EVENING...
TODAY
W WINDS 10 TO 15 KT, BECOMING SW 15 TO 20 KT WITH GUSTS
UP TO 25 KT THIS AFTERNOON. SEAS 2 TO 4 FT. WAVE DETAIL: SW 3 FT
AT 4 SECONDS AND SE 2 FT AT 8 SECONDS.
TONIGHT
SW WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT. SEAS 4 TO
6 FT. WAVE DETAIL: SW 5 FT AT 6 SECONDS AND SE 4 FT AT
10 SECONDS. A CHANCE OF RAIN.
THU
SW WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT. SEAS 4 TO
6 FT. WAVE DETAIL: S 5 FT AT 8 SECONDS AND W 4 FT AT 5 SECONDS.
THU NIGHT
W WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT. SEAS
3 TO 5 FT. WAVE DETAIL: W 4 FT AT 5 SECONDS AND S 3 FT AT
9 SECONDS.
FRI
W WINDS 15 TO 20 KT WITH GUSTS UP TO 30 KT. SEAS 2 TO
4 FT. WAVE DETAIL: W 4 FT AT 5 SECONDS AND SE 2 FT AT 10 SECONDS.
FRI NIGHT
NW WINDS 20 TO 25 KT WITH GUSTS UP TO 30 KT. SEAS
3 TO 5 FT. WAVE DETAIL: W 4 FT AT 5 SECONDS AND SE 2 FT AT
11 SECONDS. HEAVY FREEZING SPRAY.
SAT
NW WINDS 15 TO 20 KT WITH GUSTS UP TO 30 KT. SEAS 2 TO
4 FT. HEAVY FREEZING SPRAY.
SAT NIGHT
N WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT. SEAS
2 TO 3 FT. A CHANCE OF SNOW.
SUN
NE WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT. SEAS 2 TO
3 FT. SNOW LIKELY. VSBY 1 NM OR LESS.
SUN NIGHT
NE WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT. SEAS
3 TO 4 FT. HEAVY FREEZING SPRAY. SNOW LIKELY. VSBY 1 NM 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.
ANZ230-220100-
BOSTON HARBOR-
705 AM EST WED JAN 21 2026
TODAY
SW WINDS 10 TO 15 KT. GUSTS UP TO 20 KT THIS AFTERNOON.
WAVES AROUND 2 FT.
TONIGHT
SW WINDS 15 TO 20 KT. WAVES AROUND 2 FT. SNOW LIKELY
IN THE EVENING. A CHANCE OF SNOW AFTER MIDNIGHT WITH VSBY 1 TO
3 NM.
THU
SW WINDS 15 TO 20 KT, DIMINISHING TO 10 TO 15 KT IN THE
AFTERNOON. GUSTS UP TO 25 KT. WAVES AROUND 2 FT.
THU NIGHT
W WINDS 10 TO 15 KT. GUSTS UP TO 20 KT IN THE
EVENING. WAVES AROUND 2 FT.
FRI AND FRI NIGHT
NW WINDS 20 TO 25 KT WITH GUSTS UP TO 30 KT.
WAVES AROUND 2 FT.
SAT AND SAT NIGHT
NW WINDS 20 TO 25 KT, DIMINISHING TO 10 TO
15 KT. WAVES AROUND 2 FT.
SUN AND SUN NIGHT
N WINDS 10 TO 15 KT, INCREASING TO 15 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.
ANZ236-220100-
NARRAGANSETT BAY-
705 AM EST WED JAN 21 2026
TODAY
W WINDS 5 TO 10 KT, BECOMING SW 10 TO 15 KT WITH GUSTS
UP TO 20 KT THIS AFTERNOON. WAVES 2 TO 3 FT.
TONIGHT
SW WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT. WAVES
2 TO 4 FT. A CHANCE OF RAIN. A CHANCE OF SNOW IN THE EVENING.
THU
SW WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT. WAVES 2 TO
4 FT.
THU NIGHT
W WINDS 10 TO 15 KT. GUSTS UP TO 20 KT IN THE
EVENING. WAVES 2 TO 4 FT.
FRI
W WINDS 10 TO 15 KT, INCREASING TO 15 TO 20 KT IN THE
AFTERNOON. GUSTS UP TO 25 KT. WAVES 2 TO 3 FT.
FRI NIGHT
NW WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT. WAVES
2 TO 3 FT. HEAVY FREEZING SPRAY.
SAT
NW WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT. WAVES 2 TO
3 FT.
SAT NIGHT
NW WINDS 10 TO 15 KT. WAVES AROUND 2 FT. A CHANCE OF
SNOW.
SUN AND SUN NIGHT
N WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT.
WAVES 2 TO 3 FT. SNOW LIKELY. VSBY 1 NM 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.
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