FZUS51 KBOX 091405
CWFBOX
COASTAL WATERS FORECAST FOR MASSACHUSETTS AND RHODE ISLAND
NATIONAL WEATHER SERVICE BOSTON/NORTON MA
1005 AM EDT FRI OCT 9 2026
COASTAL WATERS FROM THE MERRIMACK RIVER MA TO WATCH HILL RI OUT
TO 60 NM
  ANZ200-100300-
1005 AM EDT FRI OCT 9 2026
SYNOPSIS FOR MASSACHUSETTS AND RHODE ISLAND COASTAL WATERS...
W WINDS WILL INCREASE THROUGH THE MORNING, PEAKING IN THE AFTERNOON.
EXPECTING SUSTAINED WINDS 10-15 KTS WITH GUSTS 20-25KTS THOUGH SOME
GUSTS 25-30 KT ARE POSSIBLE. SEAS AROUND 4 FT OR LESS FRIDAY FOR ALL
WATERS, WITH GOOD VISIBILITY EXPECTED. HIGH PRES THEN BUILDS IN FOR
THE WEEKEND BEFORE TURNING MORE UNSETTLED BY LATE IN THE WEEKEND
WITH THE RETURN OF RAINFALL AND GUSTY S/SW WINDS. MORE UNSETTLED
WEATHER AND BREEZY WINDS POSSIBLE NEXT WEEK.
ANZ250-100300-
COASTAL WATERS EAST OF IPSWICH BAY AND THE STELLWAGEN BANK
NATIONAL MARINE SANCTUARY-
1005 AM EDT FRI OCT 9 2026
THIS AFTERNOON... W WINDS 10 TO 15 KT WITH GUSTS UP TO 25 KT.
SEAS 2 TO 3 FT. WAVE DETAIL: W 2 FT AT 3 SECONDS AND S 1 FOOT AT
5 SECONDS. TONIGHT... NW WINDS 10 TO 15 KT WITH GUSTS UP TO 25 KT. SEAS 2 TO
3 FT. WAVE DETAIL: SW 2 FT AT 5 SECONDS AND N 1 FOOT AT
3 SECONDS. SAT... NW WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT, DIMINISHING
TO 5 TO 10 KT IN THE AFTERNOON. SEAS 2 TO 3 FT. WAVE DETAIL: N
2 FT AT 4 SECONDS AND SW 1 FOOT AT 4 SECONDS. SAT NIGHT... NW WINDS AROUND 5 KT, BECOMING S AROUND 5 KT AFTER
MIDNIGHT. SEAS AROUND 2 FT IN THE EVENING, THEN 1 FOOT OR LESS.
WAVE DETAIL: N 1 FOOT AT 4 SECONDS AND SE 1 FOOT AT 8 SECONDS,
BECOMING S 1 FOOT AT 2 SECONDS AND N 1 FOOT AT 4 SECONDS. SUN... S WINDS 5 TO 10 KT. SEAS AROUND 2 FT. WAVE DETAIL: S 2 FT
AT 3 SECONDS AND N 1 FOOT AT 3 SECONDS. SUN NIGHT... S WINDS AROUND 10 KT, BECOMING SE AFTER MIDNIGHT.
SEAS AROUND 2 FT. WAVE DETAIL: SW 2 FT AT 3 SECONDS AND E 2 FT AT
5 SECONDS. SHOWERS.MON... NE WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT. SEAS 2 TO
3 FT. SHOWERS.MON NIGHT... NE WINDS 5 TO 10 KT. SEAS 2 TO 4 FT. TUE AND TUE NIGHT... SE WINDS 10 TO 15 KT, BECOMING SW 15 TO
20 KT WITH GUSTS UP TO 25 KT. SEAS 2 TO 4 FT. A CHANCE OF
SHOWERS.
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.
ANZ251-100300-
MASSACHUSETTS BAY AND IPSWICH BAY-
1005 AM EDT FRI OCT 9 2026
THIS AFTERNOON... W WINDS 10 TO 15 KT WITH GUSTS UP TO 25 KT.
SEAS 2 TO 3 FT. WAVE DETAIL: W 2 FT AT 4 SECONDS AND E 1 FOOT AT
8 SECONDS. TONIGHT... W WINDS 10 TO 15 KT. GUSTS UP TO 25 KT IN THE EVENING.
SEAS 2 TO 3 FT. WAVE DETAIL: NW 2 FT AT 3 SECONDS AND SW 1 FOOT
AT 4 SECONDS. SAT... NW WINDS 10 TO 15 KT, DIMINISHING TO 5 TO 10 KT IN THE
AFTERNOON. SEAS AROUND 2 FT IN THE MORNING, THEN 1 FOOT OR LESS.
WAVE DETAIL: SW 1 FOOT AT 3 SECONDS AND N 1 FOOT AT 3 SECONDS. SAT NIGHT... N WINDS AROUND 5 KT, BECOMING S AROUND 5 KT AFTER
MIDNIGHT. SEAS 1 FOOT OR LESS. WAVE DETAIL: S 1 FOOT AT 2 SECONDS
AND N 1 FOOT AT 3 SECONDS. SUN... S WINDS 5 TO 10 KT. SEAS 1 FOOT OR LESS, THEN AROUND 2 FT
IN THE AFTERNOON. WAVE DETAIL: S 1 FOOT AT 2 SECONDS AND NE
1 FOOT AT 4 SECONDS, BECOMING S 1 FOOT AT 3 SECONDS AND W 1 FOOT
AT 3 SECONDS. SUN NIGHT... S WINDS 5 TO 10 KT, BECOMING E AFTER MIDNIGHT. SEAS
AROUND 2 FT. WAVE DETAIL: E 1 FOOT AT 3 SECONDS AND S 1 FOOT AT
3 SECONDS. SHOWERS.MON... NE WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT. SEAS AROUND
2 FT. SHOWERS.MON NIGHT... N WINDS 5 TO 10 KT. SEAS AROUND 2 FT. TUE AND TUE NIGHT... SE WINDS 10 TO 15 KT, BECOMING W 15 TO 20 KT
WITH GUSTS UP TO 25 KT. SEAS 2 TO 3 FT. A CHANCE OF SHOWERS.
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.
ANZ231-100300-
CAPE COD BAY
1005 AM EDT FRI OCT 9 2026
THIS AFTERNOON... W WINDS AROUND 10 KT WITH GUSTS UP TO 25 KT.
SEAS 2 TO 3 FT. WAVE DETAIL: SW 2 FT AT 4 SECONDS AND SE 1 FOOT
AT 9 SECONDS. TONIGHT... W WINDS 10 TO 15 KT WITH GUSTS UP TO 25 KT. SEAS 2 TO
3 FT. WAVE DETAIL: NW 1 FOOT AT 3 SECONDS AND S 1 FOOT AT
5 SECONDS. SAT... NW WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT, BECOMING N
5 TO 10 KT IN THE AFTERNOON. SEAS AROUND 2 FT. WAVE DETAIL: N
2 FT AT 4 SECONDS AND SW 1 FOOT AT 7 SECONDS. SAT NIGHT... E WINDS AROUND 5 KT, BECOMING S AFTER MIDNIGHT. SEAS
1 FOOT OR LESS. WAVE DETAIL: SW 1 FOOT AT 4 SECONDS AND N 1 FOOT
AT 4 SECONDS. SUN... S WINDS 5 TO 10 KT. SEAS AROUND 2 FT. WAVE DETAIL: S
1 FOOT AT 2 SECONDS AND N 1 FOOT AT 4 SECONDS. SUN NIGHT... S WINDS 5 TO 10 KT, BECOMING E 10 TO 15 KT WITH
GUSTS UP TO 20 KT AFTER MIDNIGHT. SEAS 1 FOOT OR LESS, THEN
AROUND 2 FT AFTER MIDNIGHT. WAVE DETAIL: S 1 FOOT AT 2 SECONDS
AND W 1 FOOT AT 3 SECONDS, BECOMING E 1 FOOT AT 3 SECONDS AND W
1 FOOT AT 3 SECONDS. SHOWERS.MON... NE WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT. SEAS 2 TO
3 FT. SHOWERS.MON NIGHT... N WINDS 5 TO 10 KT. SEAS AROUND 2 FT. TUE AND TUE NIGHT... SE WINDS 5 TO 10 KT, BECOMING W 15 TO 20 KT
WITH GUSTS UP TO 25 KT. SEAS 2 TO 3 FT. A CHANCE OF SHOWERS.
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.
ANZ254-100300-
COASTAL WATERS FROM PROVINCETOWN MA TO CHATHAM MA TO NANTUCKET MA OUT 20 NM-
1005 AM EDT FRI OCT 9 2026
THIS AFTERNOON... W WINDS 10 TO 15 KT WITH GUSTS UP TO 25 KT.
SEAS 2 TO 3 FT. WAVE DETAIL: W 2 FT AT 3 SECONDS AND S 2 FT AT
5 SECONDS. TONIGHT... NW WINDS 10 TO 15 KT WITH GUSTS UP TO 25 KT. SEAS 2 TO
3 FT. WAVE DETAIL: NW 2 FT AT 4 SECONDS AND SW 2 FT AT 5 SECONDS.SAT... NW WINDS 10 TO 15 KT. GUSTS UP TO 20 KT IN THE MORNING.
SEAS 2 TO 3 FT. WAVE DETAIL: N 2 FT AT 5 SECONDS AND SW 1 FOOT AT
5 SECONDS. SAT NIGHT... N WINDS AROUND 5 KT, BECOMING SE AROUND 5 KT AFTER
MIDNIGHT. SEAS AROUND 2 FT. WAVE DETAIL: N 2 FT AT 5 SECONDS AND
SW 1 FOOT AT 4 SECONDS. SUN... S WINDS 5 TO 10 KT. SEAS AROUND 2 FT. WAVE DETAIL: S 2 FT
AT 3 SECONDS AND N 1 FOOT AT 5 SECONDS. SUN NIGHT... SE WINDS 10 TO 15 KT. GUSTS UP TO 20 KT AFTER
MIDNIGHT. SEAS 2 TO 3 FT. WAVE DETAIL: SE 3 FT AT 8 SECONDS AND S
2 FT AT 3 SECONDS. SHOWERS.MON... NE WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT. SEAS 3 TO
5 FT. SHOWERS.MON NIGHT... NE WINDS 10 TO 15 KT. SEAS 4 TO 6 FT.TUE... SE WINDS 10 TO 15 KT. SEAS 3 TO 5 FT. TUE NIGHT... SW WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT. SEAS
3 TO 5 FT. A CHANCE OF SHOWERS.
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.
ANZ255-100300-
COASTAL WATERS EXTENDING OUT TO 25 NM SOUTH OF MARTHAS VINEYARD
AND NANTUCKET-
1005 AM EDT FRI OCT 9 2026
THIS AFTERNOON... W WINDS AROUND 15 KT WITH GUSTS UP TO 25 KT.
SEAS 2 TO 3 FT. WAVE DETAIL: SW 3 FT AT 6 SECONDS AND W 2 FT AT
3 SECONDS. TONIGHT... NW WINDS 10 TO 15 KT WITH GUSTS UP TO 25 KT. SEAS 2 TO
4 FT. WAVE DETAIL: W 3 FT AT 5 SECONDS AND N 1 FOOT AT 3 SECONDS.SAT... N WINDS 10 TO 15 KT, DIMINISHING TO 5 TO 10 KT IN THE
AFTERNOON. SEAS 2 TO 3 FT. WAVE DETAIL: NW 2 FT AT 5 SECONDS AND
SE 1 FOOT AT 8 SECONDS. SAT NIGHT... E WINDS 5 TO 10 KT. SEAS AROUND 2 FT. WAVE DETAIL:
NE 1 FOOT AT 3 SECONDS AND W 1 FOOT AT 4 SECONDS. SUN... SE WINDS 10 TO 15 KT. SEAS AROUND 2 FT. WAVE DETAIL: SE
2 FT AT 3 SECONDS AND W 1 FOOT AT 3 SECONDS. SUN NIGHT... SE WINDS 10 TO 15 KT, INCREASING TO 15 TO 20 KT
AFTER MIDNIGHT. SEAS 2 TO 4 FT. WAVE DETAIL: SE 4 FT AT 6 SECONDS
AND SE 4 FT AT 9 SECONDS. SHOWERS.MON... NE WINDS 15 TO 20 KT. SEAS 4 TO 6 FT. SHOWERS.MON NIGHT... N WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT. SEAS
4 TO 6 FT. TUE... SE WINDS 10 TO 15 KT. SEAS 3 TO 5 FT. TUE NIGHT... W WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT. SEAS
4 TO 6 FT. A CHANCE OF SHOWERS.
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.
ANZ256-100300-
COASTAL WATERS FROM MONTAUK NY TO MARTHAS VINEYARD EXTENDING OUT
TO 20 NM SOUTH OF BLOCK ISLAND-
1005 AM EDT FRI OCT 9 2026
THIS AFTERNOON... W WINDS 10 TO 15 KT WITH GUSTS UP TO 25 KT.
SEAS 2 TO 3 FT. WAVE DETAIL: W 3 FT AT 5 SECONDS AND SE 1 FOOT AT
8 SECONDS. TONIGHT... NW WINDS 10 TO 15 KT WITH GUSTS UP TO 25 KT. SEAS 2 TO
3 FT. WAVE DETAIL: NW 2 FT AT 4 SECONDS AND SW 2 FT AT 5 SECONDS.SAT... N WINDS 5 TO 10 KT. SEAS AROUND 2 FT. WAVE DETAIL: N
1 FOOT AT 3 SECONDS AND SW 1 FOOT AT 5 SECONDS. SAT NIGHT... SE WINDS 5 TO 10 KT. SEAS AROUND 2 FT IN THE
EVENING, THEN 1 FOOT OR LESS. WAVE DETAIL: N 1 FOOT AT 2 SECONDS
AND W 1 FOOT AT 4 SECONDS, BECOMING W 1 FOOT AT 3 SECONDS AND SE
1 FOOT AT 3 SECONDS. SUN... SE WINDS 10 TO 15 KT. SEAS AROUND 2 FT. WAVE DETAIL: E
2 FT AT 4 SECONDS AND SE 1 FOOT AT 8 SECONDS. A CHANCE OF SHOWERS
IN THE AFTERNOON. SUN NIGHT... SE WINDS 10 TO 15 KT, BECOMING E 15 TO 20 KT AFTER
MIDNIGHT. SEAS 2 TO 3 FT, BUILDING TO 3 TO 5 FT AFTER MIDNIGHT.
WAVE DETAIL: SE 3 FT AT 7 SECONDS AND E 1 FOOT AT 4 SECONDS,
BECOMING SE 5 FT AT 10 SECONDS AND NE 3 FT AT 4 SECONDS. SHOWERS.MON... NE WINDS AROUND 15 KT WITH GUSTS UP TO 20 KT. SEAS 5 TO
7 FT. SHOWERS.MON NIGHT AND TUE... N WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT,
BECOMING SW. SEAS 4 TO 6 FT. TUE NIGHT... W WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT. SEAS
4 TO 6 FT. A CHANCE OF SHOWERS.
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.
ANZ232-100300-
NANTUCKET SOUND-
1005 AM EDT FRI OCT 9 2026
THIS AFTERNOON... W WINDS 10 TO 15 KT WITH GUSTS UP TO 25 KT.
SEAS 2 TO 3 FT. WAVE DETAIL: SW 2 FT AT 4 SECONDS AND SE 1 FOOT
AT 8 SECONDS. TONIGHT... W WINDS 10 TO 15 KT WITH GUSTS UP TO 25 KT. SEAS 2 TO
3 FT. WAVE DETAIL: W 2 FT AT 4 SECONDS AND N 1 FOOT AT 3 SECONDS.SAT... N WINDS 5 TO 10 KT. SEAS AROUND 2 FT. WAVE DETAIL: N
1 FOOT AT 3 SECONDS AND SW 1 FOOT AT 5 SECONDS. SAT NIGHT... SE WINDS 5 TO 10 KT. SEAS 1 FOOT OR LESS. WAVE
DETAIL: N 1 FOOT AT 2 SECONDS AND SW 1 FOOT AT 4 SECONDS. SUN... SE WINDS 10 TO 15 KT. SEAS AROUND 2 FT. WAVE DETAIL: SE
1 FOOT AT 3 SECONDS AND NW 1 FOOT AT 4 SECONDS. SUN NIGHT... SE WINDS 10 TO 15 KT. GUSTS UP TO 20 KT AFTER
MIDNIGHT. SEAS 2 TO 3 FT. WAVE DETAIL: SE 3 FT AT 7 SECONDS AND E
2 FT AT 3 SECONDS. SHOWERS.MON... NE WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT. SEAS 2 TO
4 FT. SHOWERS.MON NIGHT AND TUE... N WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT,
BECOMING SE. SEAS 2 TO 4 FT. TUE NIGHT... SW WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT. SEAS
2 TO 4 FT. A CHANCE OF SHOWERS.
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.
ANZ233-100300-
VINEYARD SOUND-
1005 AM EDT FRI OCT 9 2026
THIS AFTERNOON... W WINDS 10 TO 15 KT WITH GUSTS UP TO 25 KT.
SEAS 2 TO 4 FT. WAVE DETAIL: SW 3 FT AT 6 SECONDS AND W 2 FT AT
3 SECONDS. TONIGHT... NW WINDS 10 TO 15 KT WITH GUSTS UP TO 25 KT. SEAS 2 TO
3 FT. WAVE DETAIL: W 2 FT AT 5 SECONDS AND SE 1 FOOT AT
9 SECONDS. SAT... NW WINDS 5 TO 10 KT. SEAS AROUND 2 FT IN THE MORNING, THEN
1 FOOT OR LESS. WAVE DETAIL: SW 2 FT AT 5 SECONDS AND N 1 FOOT AT
4 SECONDS, BECOMING NW 1 FOOT AT 3 SECONDS AND SW 1 FOOT AT
4 SECONDS. SAT NIGHT... SE WINDS 5 TO 10 KT. SEAS 1 FOOT OR LESS. WAVE
DETAIL: NE 1 FOOT AT 2 SECONDS AND W 1 FOOT AT 4 SECONDS. SUN... SE WINDS 10 TO 15 KT. SEAS AROUND 2 FT. WAVE DETAIL: SE
2 FT AT 4 SECONDS AND NW 1 FOOT AT 3 SECONDS. SUN NIGHT... SE WINDS 10 TO 15 KT. GUSTS UP TO 20 KT AFTER
MIDNIGHT. SEAS 2 TO 3 FT. WAVE DETAIL: SE 3 FT AT 6 SECONDS AND S
3 FT AT 10 SECONDS. SHOWERS.MON... NE WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT. SEAS 2 TO
4 FT. SHOWERS.MON NIGHT AND TUE... N WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT,
BECOMING S. SEAS 2 TO 4 FT. TUE NIGHT... W WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT. SEAS
2 TO 4 FT. A CHANCE OF SHOWERS.
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.
ANZ234-100300-
BUZZARDS BAY-
1005 AM EDT FRI OCT 9 2026
THIS AFTERNOON... W WINDS 10 TO 15 KT WITH GUSTS UP TO 25 KT.
SEAS 2 TO 4 FT. WAVE DETAIL: SW 2 FT AT 5 SECONDS AND SE 1 FOOT
AT 10 SECONDS. TONIGHT... W WINDS 10 TO 15 KT. GUSTS UP TO 25 KT IN THE EVENING.
SEAS 2 TO 3 FT. WAVE DETAIL: W 2 FT AT 4 SECONDS AND SE 1 FOOT AT
9 SECONDS. SAT... NW WINDS 5 TO 10 KT. SEAS 1 FOOT OR LESS. WAVE DETAIL: N
1 FOOT AT 3 SECONDS AND SW 1 FOOT AT 5 SECONDS. SAT NIGHT... SE WINDS AROUND 5 KT. SEAS 1 FOOT OR LESS. WAVE
DETAIL: SW 1 FOOT AT 4 SECONDS AND N 1 FOOT AT 4 SECONDS. SUN... SE WINDS 5 TO 10 KT. SEAS AROUND 2 FT. WAVE DETAIL: SE
2 FT AT 3 SECONDS AND NW 1 FOOT AT 3 SECONDS. SUN NIGHT... SE WINDS 10 TO 15 KT. GUSTS UP TO 20 KT AFTER
MIDNIGHT. SEAS AROUND 2 FT. WAVE DETAIL: SE 2 FT AT 4 SECONDS AND
S 2 FT AT 10 SECONDS. SHOWERS.MON... NE WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT. SEAS 2 TO
3 FT. SHOWERS.MON NIGHT AND TUE... N WINDS 10 TO 15 KT, BECOMING S. GUSTS UP TO
20 KT. SEAS 2 TO 3 FT. TUE NIGHT... W WINDS 15 TO 20 KT. SEAS 2 TO 3 FT. A CHANCE OF
SHOWERS.
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.
ANZ235-100300-
RHODE ISLAND SOUND-
1005 AM EDT FRI OCT 9 2026
THIS AFTERNOON... W WINDS 10 TO 15 KT WITH GUSTS UP TO 25 KT.
SEAS 2 TO 3 FT. WAVE DETAIL: S 3 FT AT 7 SECONDS AND W 2 FT AT
4 SECONDS. TONIGHT... NW WINDS 10 TO 15 KT WITH GUSTS UP TO 25 KT. SEAS 2 TO
3 FT. WAVE DETAIL: W 2 FT AT 5 SECONDS AND SE 1 FOOT AT
8 SECONDS. SAT... N WINDS 5 TO 10 KT, BECOMING NW IN THE AFTERNOON. SEAS
AROUND 2 FT. WAVE DETAIL: N 1 FOOT AT 3 SECONDS AND SW 1 FOOT AT
5 SECONDS. SAT NIGHT... S WINDS 5 TO 10 KT. SEAS 1 FOOT OR LESS. WAVE
DETAIL: NE 1 FOOT AT 2 SECONDS AND SW 1 FOOT AT 4 SECONDS. SUN... SE WINDS 10 TO 15 KT. SEAS AROUND 2 FT. WAVE DETAIL: SE
2 FT AT 4 SECONDS AND NW 1 FOOT AT 3 SECONDS. A CHANCE OF SHOWERS
IN THE AFTERNOON. SUN NIGHT... E WINDS 10 TO 15 KT. GUSTS UP TO 20 KT AFTER
MIDNIGHT. SEAS 2 TO 4 FT. WAVE DETAIL: SE 4 FT AT 6 SECONDS AND
SE 4 FT AT 10 SECONDS. SHOWERS.MON... NE WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT. SEAS 4 TO
6 FT. SHOWERS.MON NIGHT... N WINDS 10 TO 15 KT. SEAS 4 TO 6 FT. TUE... SW WINDS 10 TO 15 KT. SEAS 3 TO 4 FT. TUE NIGHT... W WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT. SEAS
3 TO 5 FT. A CHANCE OF SHOWERS.
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.
ANZ237-100300-
BLOCK ISLAND SOUND-
1005 AM EDT FRI OCT 9 2026
THIS AFTERNOON... W WINDS 10 TO 15 KT WITH GUSTS UP TO 25 KT.
SEAS 2 TO 3 FT. WAVE DETAIL: W 2 FT AT 4 SECONDS AND S 2 FT AT
7 SECONDS. TONIGHT... NW WINDS 5 TO 10 KT. GUSTS UP TO 20 KT IN THE EVENING.
SEAS 2 TO 3 FT. WAVE DETAIL: SW 2 FT AT 4 SECONDS AND SE 1 FOOT
AT 8 SECONDS. SAT... N WINDS 5 TO 10 KT, BECOMING W IN THE AFTERNOON. SEAS
AROUND 2 FT IN THE MORNING, THEN 1 FOOT OR LESS. WAVE DETAIL: NW
1 FOOT AT 2 SECONDS AND SW 1 FOOT AT 5 SECONDS, BECOMING N 1 FOOT
AT 2 SECONDS AND SW 1 FOOT AT 4 SECONDS. SAT NIGHT... S WINDS 5 TO 10 KT. SEAS 1 FOOT OR LESS. WAVE
DETAIL: SW 1 FOOT AT 4 SECONDS AND SE 1 FOOT AT 8 SECONDS. SUN... SE WINDS 10 TO 15 KT. SEAS AROUND 2 FT. WAVE DETAIL: SE
2 FT AT 4 SECONDS AND SE 1 FOOT AT 8 SECONDS. A CHANCE OF SHOWERS
IN THE AFTERNOON. SUN NIGHT... E WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT. SEAS
2 TO 4 FT. WAVE DETAIL: SE 4 FT AT 8 SECONDS AND E 2 FT AT
3 SECONDS. SHOWERS.MON... NE WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT. SEAS 4 TO
6 FT. A CHANCE OF SHOWERS. MON NIGHT... N WINDS 5 TO 10 KT. SEAS 4 TO 6 FT. TUE... W WINDS 10 TO 15 KT. SEAS 3 TO 4 FT. TUE NIGHT... W WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT. SEAS
3 TO 4 FT. A CHANCE OF SHOWERS.
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.
ANZ230-100300-
BOSTON HARBOR-
1005 AM EDT FRI OCT 9 2026
THIS AFTERNOON... W WINDS 10 TO 15 KT WITH GUSTS UP TO 25 KT.
WAVES AROUND 2 FT. TONIGHT... W WINDS 10 TO 15 KT WITH GUSTS UP TO 25 KT, BECOMING
NW 5 TO 10 KT AFTER MIDNIGHT. WAVES AROUND 2 FT IN THE EVENING,
THEN 1 FOOT OR LESS. SAT... NW WINDS 5 TO 10 KT. WAVES 1 FOOT OR LESS. SAT NIGHT... NE WINDS AROUND 5 KT, BECOMING S AFTER MIDNIGHT.
WAVES 1 FOOT OR LESS. SUN... S WINDS AROUND 5 KT, INCREASING TO AROUND 10 KT IN THE
AFTERNOON. WAVES 1 FOOT OR LESS, THEN AROUND 2 FT IN THE
AFTERNOON. SUN NIGHT... S WINDS 5 TO 10 KT, BECOMING E AFTER MIDNIGHT. WAVES
1 FOOT OR LESS. SHOWERS.MON... NE WINDS 5 TO 10 KT. WAVES AROUND 2 FT. SHOWERS.MON NIGHT... N WINDS 5 TO 10 KT. WAVES 1 FOOT OR LESS. TUE AND TUE NIGHT... SE WINDS 5 TO 10 KT, BECOMING W 15 TO 20 KT.
WAVES AROUND 2 FT. A CHANCE OF SHOWERS.
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.
ANZ236-100300-
NARRAGANSETT BAY-
1005 AM EDT FRI OCT 9 2026
THIS AFTERNOON... W WINDS 10 TO 15 KT WITH GUSTS UP TO 25 KT.
WAVES 2 TO 3 FT. TONIGHT... W WINDS 5 TO 10 KT. GUSTS UP TO 20 KT IN THE EVENING.
WAVES 2 TO 3 FT. SAT... NW WINDS AROUND 5 KT. WAVES 1 FOOT OR LESS.SAT NIGHT... SE WINDS AROUND 5 KT. WAVES 1 FOOT OR LESS. SUN... SE WINDS 5 TO 10 KT. WAVES AROUND 2 FT. SUN NIGHT... SE WINDS 5 TO 10 KT, BECOMING E 10 TO 15 KT AFTER
MIDNIGHT. WAVES AROUND 2 FT. SHOWERS.MON... NE WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT. WAVES 2 TO
3 FT. SHOWERS LIKELY. MON NIGHT AND TUE... N WINDS 5 TO 10 KT, BECOMING SW. WAVES 2 TO
3 FT. TUE NIGHT... W WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT. WAVES
2 TO 3 FT. A CHANCE OF SHOWERS.
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.
ANZ280-100300-
OCEAN WATERS FROM THE MERRIMACK RIVER TO PLYMOUTH FROM 40 TO
60 NM-
1005 AM EDT FRI OCT 9 2026
THIS AFTERNOON... W WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT.
SEAS 3 TO 4 FT. WAVE DETAIL: W 3 FT AT 4 SECONDS AND SE 1 FOOT AT
7 SECONDS. TONIGHT... W WINDS 10 TO 15 KT, BECOMING NW 15 TO 20 KT AFTER
MIDNIGHT. GUSTS UP TO 25 KT. SEAS 3 TO 4 FT. WAVE DETAIL: NW 3 FT
AT 4 SECONDS AND S 1 FOOT AT 5 SECONDS. SAT... NW WINDS 10 TO 15 KT. GUSTS UP TO 20 KT IN THE MORNING.
SEAS 2 TO 4 FT. WAVE DETAIL: N 3 FT AT 5 SECONDS AND SW 1 FOOT AT
6 SECONDS. SAT NIGHT... NW WINDS AROUND 5 KT, BECOMING E AFTER MIDNIGHT.
SEAS AROUND 2 FT. WAVE DETAIL: NW 2 FT AT 5 SECONDS AND SE 1 FOOT
AT 8 SECONDS. SUN... S WINDS 10 TO 15 KT. GUSTS UP TO 20 KT IN THE AFTERNOON.
SEAS 2 TO 3 FT. WAVE DETAIL: S 2 FT AT 3 SECONDS AND N 1 FOOT AT
4 SECONDS. SUN NIGHT... S WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT, BECOMING
SE AFTER MIDNIGHT. SEAS 2 TO 3 FT. WAVE DETAIL: SW 2 FT AT
4 SECONDS AND SE 2 FT AT 5 SECONDS. A CHANCE OF SHOWERS IN THE
EVENING, THEN SHOWERS AFTER MIDNIGHT. MON... NE WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT. SEAS 3 TO
5 FT. SHOWERS.MON NIGHT... NE WINDS 10 TO 15 KT. SEAS 4 TO 5 FT.TUE AND TUE NIGHT... SE WINDS 10 TO 15 KT, BECOMING SW 15 TO
20 KT. GUSTS UP TO 25 KT. SEAS 4 TO 6 FT. A CHANCE OF SHOWERS.
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.
ANZ281-100300-
OCEAN WATERS FROM PROVINCETOWN TO NANTUCKET FROM 20 TO 60 NM-
1005 AM EDT FRI OCT 9 2026
THIS AFTERNOON... W WINDS 10 TO 15 KT WITH GUSTS UP TO 25 KT.
SEAS AROUND 3 FT. WAVE DETAIL: W 3 FT AT 5 SECONDS AND SE 1 FOOT
AT 8 SECONDS. TONIGHT... NW WINDS AROUND 15 KT WITH GUSTS UP TO 25 KT. SEAS
3 TO 4 FT. WAVE DETAIL: NW 3 FT AT 4 SECONDS AND SW 3 FT AT
5 SECONDS. SAT... NW WINDS 10 TO 15 KT. GUSTS UP TO 20 KT IN THE MORNING.
SEAS 3 TO 4 FT. WAVE DETAIL: N 3 FT AT 5 SECONDS AND SW 2 FT AT
5 SECONDS. SAT NIGHT... N WINDS 5 TO 10 KT, BECOMING E AFTER MIDNIGHT. SEAS
2 TO 3 FT. WAVE DETAIL: N 2 FT AT 5 SECONDS AND SW 1 FOOT AT
5 SECONDS. SUN... S WINDS 5 TO 10 KT. SEAS 2 TO 3 FT. WAVE DETAIL: S 2 FT AT
3 SECONDS AND NW 2 FT AT 5 SECONDS. SUN NIGHT... SE WINDS 10 TO 15 KT. GUSTS UP TO 20 KT AFTER
MIDNIGHT. SEAS 2 TO 4 FT. WAVE DETAIL: SE 4 FT AT 9 SECONDS AND S
3 FT AT 5 SECONDS. SHOWERS.MON... NE WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT. SEAS 4 TO
6 FT. A CHANCE OF SHOWERS. MON NIGHT... NE WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT. SEAS
5 TO 7 FT. TUE... SE WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT. SEAS 4 TO
5 FT. TUE NIGHT... SW WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT. SEAS
4 TO 6 FT. A CHANCE OF SHOWERS.
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.
ANZ282-100300-
OCEAN WATERS FROM MARTHAS VINEYARD TO NANTUCKET FROM 25 TO 60 NM-
1005 AM EDT FRI OCT 9 2026
THIS AFTERNOON... W WINDS 10 TO 15 KT WITH GUSTS UP TO 25 KT.
SEAS 3 TO 4 FT. WAVE DETAIL: W 4 FT AT 6 SECONDS AND E 1 FOOT AT
8 SECONDS. TONIGHT... NW WINDS 10 TO 15 KT WITH GUSTS UP TO 25 KT. SEAS 3 TO
4 FT. WAVE DETAIL: SW 4 FT AT 6 SECONDS AND N 1 FOOT AT
3 SECONDS. SAT... NW WINDS 10 TO 15 KT, BECOMING N 5 TO 10 KT IN THE
AFTERNOON. SEAS 2 TO 3 FT. WAVE DETAIL: N 2 FT AT 5 SECONDS AND
SW 2 FT AT 5 SECONDS. SAT NIGHT... NE WINDS 5 TO 10 KT. SEAS AROUND 2 FT. WAVE DETAIL:
N 2 FT AT 5 SECONDS AND SE 2 FT AT 8 SECONDS. SUN... SE WINDS 5 TO 10 KT. SEAS AROUND 2 FT. WAVE DETAIL: SE
2 FT AT 3 SECONDS AND E 2 FT AT 7 SECONDS. A CHANCE OF SHOWERS IN
THE AFTERNOON. SUN NIGHT... SE WINDS 10 TO 15 KT, INCREASING TO 15 TO 20 KT
AFTER MIDNIGHT. SEAS 2 TO 4 FT, BUILDING TO 4 TO 6 FT AFTER
MIDNIGHT. WAVE DETAIL: S 3 FT AT 5 SECONDS AND N 1 FOOT AT
5 SECONDS, BECOMING SE 6 FT AT 9 SECONDS AND SE 5 FT AT
7 SECONDS. SHOWERS.MON... N WINDS 15 TO 20 KT. SEAS 5 TO 8 FT. SHOWERS.MON NIGHT... N WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT. SEAS
5 TO 7 FT. TUE... NE WINDS 10 TO 15 KT. SEAS 4 TO 5 FT. TUE NIGHT... W WINDS 15 TO 20 KT. SEAS 5 TO 7 FT. A CHANCE OF
SHOWERS.
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.
ANZ283-100300-
OCEAN WATERS FROM MONTAUK NY TO MARTHAS VINEYARD FROM 25 TO 60 NM-
1005 AM EDT FRI OCT 9 2026
THIS AFTERNOON... W WINDS AROUND 15 KT WITH GUSTS UP TO 25 KT.
SEAS 3 TO 4 FT. WAVE DETAIL: W 3 FT AT 5 SECONDS AND SE 1 FOOT AT
8 SECONDS. TONIGHT... NW WINDS 10 TO 15 KT WITH GUSTS UP TO 25 KT. SEAS 2 TO
4 FT. WAVE DETAIL: NW 3 FT AT 4 SECONDS AND SW 2 FT AT 5 SECONDS.SAT... N WINDS 10 TO 15 KT, DIMINISHING TO 5 TO 10 KT IN THE
AFTERNOON. SEAS 2 TO 3 FT. WAVE DETAIL: N 2 FT AT 4 SECONDS AND
SW 1 FOOT AT 5 SECONDS. SAT NIGHT... E WINDS 5 TO 10 KT. SEAS AROUND 2 FT. WAVE DETAIL: E
2 FT AT 3 SECONDS AND W 1 FOOT AT 4 SECONDS. SUN... SE WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT. SEAS AROUND
2 FT. WAVE DETAIL: SE 2 FT AT 5 SECONDS AND SE 1 FOOT AT
8 SECONDS. A CHANCE OF SHOWERS IN THE AFTERNOON. SUN NIGHT... SE WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT. SEAS
3 TO 5 FT, BUILDING TO 5 TO 7 FT AFTER MIDNIGHT. WAVE DETAIL: SE
5 FT AT 7 SECONDS AND N 1 FOOT AT 4 SECONDS, BECOMING S 7 FT AT
10 SECONDS AND NE 2 FT AT 5 SECONDS. SHOWERS.MON... N WINDS AROUND 15 KT WITH GUSTS UP TO 20 KT. SEAS 7 TO
8 FT. A CHANCE OF SHOWERS. MON NIGHT... N WINDS 15 TO 20 KT. SEAS 5 TO 7 FT. TUE... NW WINDS 10 TO 15 KT. SEAS 4 TO 5 FT. TUE NIGHT... W WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT. SEAS
5 TO 7 FT. A CHANCE OF SHOWERS.
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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