849
FZUS51 KBOX 062003
CWFBOX
COASTAL WATERS FORECAST FOR MASSACHUSETTS AND RHODE ISLAND
NATIONAL WEATHER SERVICE BOSTON/NORTON MA
403 PM EDT SAT SEP 6 2025
COASTAL WATERS FROM THE MERRIMACK RIVER MA TO WATCH HILL RI OUT
TO 25 NM
ANZ200-070900-
403 PM EDT SAT SEP 6 2025
SYNOPSIS FOR MASSACHUSETTS AND RHODE ISLAND COASTAL WATERS
A COLD FRONT MOVES ACROSS THE WATERS THIS EVENING THROUGH SUNDAY
WITH A FEW STORMS, THE FRONT COULD BECOME QUASI-STATIONARY OVER THE
EASTERN WATERS, LEADING TO RAIN SHOWERS INTO SUNDAY. AN AREA OF HIGH
PRESSURE RETURNS LATE SUNDAY AND REMAINS THROUGH WEDNESDAY, FOLLOWED
BY A WEAK LOW-PRESSURE SYSTEM PASSING OFF SHORE LATE WEDNESDAY INTO
THURSDAY.
ANZ250-070900-
COASTAL WATERS EAST OF IPSWICH BAY AND THE STELLWAGEN BANK
NATIONAL MARINE SANCTUARY-
403 PM EDT SAT SEP 6 2025
..SMALL CRAFT ADVISORY IN EFFECT UNTIL 8 PM EDT THIS EVENING
TONIGHT
SW WINDS 15 TO 20 KT WITH GUSTS UP TO 30 KT, BECOMING
NW 10 TO 15 KT WITH GUSTS UP TO 20 KT AFTER MIDNIGHT. SEAS 3 TO
5 FT, SUBSIDING TO 2 TO 3 FT AFTER MIDNIGHT. WAVE DETAIL: SE 4 FT
AT 7 SECONDS AND SW 3 FT AT 4 SECONDS, BECOMING SE 3 FT AT
7 SECONDS AND W 2 FT AT 4 SECONDS. SHOWERS LIKELY WITH ISOLATED
TSTMS THIS EVENING, THEN A CHANCE OF SHOWERS WITH ISOLATED TSTMS
AFTER MIDNIGHT. SOME TSTMS MAY PRODUCE GUSTY WINDS, FREQUENT
LIGHTNING, AND HEAVY RAINFALL THIS EVENING. VSBY 1 TO 3 NM,
DECREASING TO 1 NM OR LESS AFTER MIDNIGHT.
SUN
N WINDS 5 TO 10 KT. SEAS 2 TO 3 FT. WAVE DETAIL: NE 3 FT
AT 7 SECONDS AND W 2 FT AT 3 SECONDS. PATCHY FOG. SHOWERS. TSTMS
LIKELY IN THE MORNING, THEN A CHANCE OF TSTMS IN THE AFTERNOON.
VSBY 1 NM OR LESS, INCREASING TO 1 TO 3 NM IN THE AFTERNOON.
SUN NIGHT
W WINDS 5 TO 10 KT, BECOMING NW 10 TO 15 KT WITH
GUSTS UP TO 20 KT AFTER MIDNIGHT. SEAS 2 TO 3 FT. WAVE DETAIL: E
3 FT AT 7 SECONDS AND NW 2 FT AT 3 SECONDS. A CHANCE OF SHOWERS
IN THE EVENING WITH VSBY 1 TO 3 NM.
MON
NW WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT, BECOMING W
5 TO 10 KT IN THE AFTERNOON. SEAS 2 TO 3 FT. WAVE DETAIL: NW 2 FT
AT 4 SECONDS AND SE 2 FT AT 8 SECONDS.
MON NIGHT
S WINDS 5 TO 10 KT, BECOMING N 10 TO 15 KT AFTER
MIDNIGHT. SEAS 2 TO 3 FT. WAVE DETAIL: SE 2 FT AT 8 SECONDS AND W
1 FOOT AT 3 SECONDS.
TUE AND TUE NIGHT
E WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT.
SEAS 2 TO 3 FT. WAVE DETAIL: NE 3 FT AT 6 SECONDS AND NW 1 FOOT
AT 2 SECONDS.
WED AND WED NIGHT
NE WINDS 10 TO 15 KT, BECOMING N. GUSTS UP
TO 20 KT. SEAS 2 TO 3 FT. A CHANCE OF SHOWERS.
THU AND THU NIGHT
W WINDS AROUND 10 KT, BECOMING NE 15 TO
20 KT WITH GUSTS UP TO 25 KT. SEAS 2 TO 4 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.
ANZ251-070900-
MASSACHUSETTS BAY AND IPSWICH BAY-
403 PM EDT SAT SEP 6 2025
..SMALL CRAFT ADVISORY IN EFFECT UNTIL 8 PM EDT THIS EVENING
...SEVERE THUNDERSTORM WATCH 607 IN EFFECT UNTIL 8 PM EDT THIS
EVENING...
TONIGHT
SW WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT, BECOMING
NW AROUND 10 KT AFTER MIDNIGHT. SEAS 2 TO 4 FT. WAVE DETAIL: S
3 FT AT 5 SECONDS. SHOWERS LIKELY. A SLIGHT CHANCE OF TSTMS THIS
EVENING, THEN ISOLATED TSTMS AFTER MIDNIGHT. SOME TSTMS MAY
PRODUCE DAMAGING WINDS, LARGE HAIL, FREQUENT LIGHTNING, AND HEAVY
RAINFALL THIS EVENING WITH VSBY 1 TO 3 NM.
SUN
N WINDS 5 TO 10 KT. SEAS AROUND 2 FT. WAVE DETAIL: NE 2 FT
AT 7 SECONDS AND NW 1 FOOT AT 3 SECONDS. PATCHY FOG. SHOWERS WITH
A CHANCE OF TSTMS. VSBY 1 TO 3 NM.
SUN NIGHT
W WINDS 5 TO 10 KT, INCREASING TO 10 TO 15 KT AFTER
MIDNIGHT. SEAS AROUND 2 FT. WAVE DETAIL: W 2 FT AT 3 SECONDS AND
NE 2 FT AT 6 SECONDS. A CHANCE OF SHOWERS IN THE EVENING.
MON
NW WINDS 10 TO 15 KT, BECOMING SW 5 TO 10 KT IN THE
AFTERNOON. SEAS AROUND 2 FT. WAVE DETAIL: NW 2 FT AT 3 SECONDS
AND E 1 FOOT AT 7 SECONDS.
MON NIGHT
SW WINDS 5 TO 10 KT, BECOMING N AFTER MIDNIGHT. SEAS
AROUND 2 FT. WAVE DETAIL: E 2 FT AT 7 SECONDS AND S 1 FOOT AT
2 SECONDS.
TUE AND TUE NIGHT
E WINDS 10 TO 15 KT. SEAS AROUND 2 FT. WAVE
DETAIL: NE 2 FT AT 5 SECONDS.
WED AND WED NIGHT
NE WINDS 10 TO 15 KT, BECOMING N. GUSTS UP
TO 20 KT. SEAS 2 TO 3 FT. A CHANCE OF SHOWERS.
THU
W WINDS AROUND 10 KT. SEAS AROUND 2 FT.
THU NIGHT
NE WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT. SEAS
2 TO 4 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.
ANZ231-070900-
CAPE COD BAY-
403 PM EDT SAT SEP 6 2025
..SMALL CRAFT ADVISORY IN EFFECT UNTIL 8 PM EDT THIS EVENING
TONIGHT
SW WINDS 10 TO 15 KT WITH GUSTS UP TO 25 KT, BECOMING
W AFTER MIDNIGHT. SEAS 2 TO 4 FT. WAVE DETAIL: SW 2 FT AT
3 SECONDS AND SE 2 FT AT 6 SECONDS. A CHANCE OF SHOWERS THIS
EVENING, THEN SHOWERS LIKELY WITH ISOLATED TSTMS AFTER MIDNIGHT.
VSBY 1 TO 3 NM.
SUN
N WINDS 5 TO 10 KT. SEAS AROUND 2 FT. WAVE DETAIL: NW
1 FOOT AT 3 SECONDS AND E 1 FOOT AT 7 SECONDS. PATCHY FOG.
SHOWERS WITH TSTMS LIKELY. VSBY 1 TO 3 NM.
SUN NIGHT
NW WINDS 5 TO 10 KT, INCREASING TO 10 TO 15 KT AFTER
MIDNIGHT. SEAS AROUND 2 FT. WAVE DETAIL: NW 2 FT AT 4 SECONDS AND
NE 1 FOOT AT 6 SECONDS. A CHANCE OF SHOWERS. PATCHY FOG IN THE
EVENING WITH VSBY 1 TO 3 NM.
MON
NW WINDS 10 TO 15 KT, BECOMING N 5 TO 10 KT IN THE
AFTERNOON. SEAS AROUND 2 FT. WAVE DETAIL: NW 2 FT AT 4 SECONDS
AND E 1 FOOT AT 6 SECONDS.
MON NIGHT AND TUE
E WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT.
SEAS AROUND 2 FT. WAVE DETAIL: NW 1 FOOT AT 4 SECONDS AND E
1 FOOT AT 5 SECONDS.
TUE NIGHT
E WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT. SEAS
AROUND 2 FT. WAVE DETAIL: NE 2 FT AT 4 SECONDS. A CHANCE OF
SHOWERS AFTER MIDNIGHT.
WED AND WED NIGHT
NE WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT.
SEAS 2 TO 3 FT. A CHANCE OF SHOWERS.
THU AND THU NIGHT
N WINDS 10 TO 15 KT, INCREASING TO 15 TO
20 KT WITH GUSTS UP TO 25 KT. SEAS 2 TO 3 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.
ANZ254-070900-
COASTAL WATERS FROM PROVINCETOWN MA TO CHATHAM MA TO NANTUCKET MA
OUT 20 NM-
403 PM EDT SAT SEP 6 2025
..SMALL CRAFT ADVISORY IN EFFECT UNTIL 8 PM EDT THIS EVENING
TONIGHT
SW WINDS 10 TO 15 KT WITH GUSTS UP TO 25 KT. SEAS 2 TO
4 FT. WAVE DETAIL: S 4 FT AT 7 SECONDS AND SW 2 FT AT 4 SECONDS.
ISOLATED SHOWERS THIS EVENING, THEN A CHANCE OF SHOWERS AFTER
MIDNIGHT. VSBY 1 NM OR LESS.
SUN
SW WINDS AROUND 10 KT, BECOMING NW IN THE AFTERNOON. SEAS
2 TO 4 FT. WAVE DETAIL: S 3 FT AT 7 SECONDS AND W 1 FOOT AT
4 SECONDS. PATCHY FOG. SHOWERS WITH TSTMS LIKELY. VSBY 1 NM OR
LESS, INCREASING TO 1 TO 3 NM IN THE AFTERNOON.
SUN NIGHT
NW WINDS 10 TO 15 KT. SEAS 3 TO 4 FT. WAVE DETAIL:
SE 3 FT AT 7 SECONDS AND N 2 FT AT 3 SECONDS. SHOWERS LIKELY WITH
A CHANCE OF TSTMS IN THE EVENING, THEN A CHANCE OF SHOWERS AFTER
MIDNIGHT. PATCHY FOG IN THE EVENING WITH VSBY 1 TO 3 NM.
MON
NW WINDS 10 TO 15 KT, BECOMING N 5 TO 10 KT IN THE
AFTERNOON. SEAS 2 TO 4 FT. WAVE DETAIL: SE 3 FT AT 7 SECONDS AND
NW 2 FT AT 4 SECONDS.
MON NIGHT AND TUE
E WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT.
SEAS 2 TO 3 FT. WAVE DETAIL: E 3 FT AT 6 SECONDS AND NW 1 FOOT AT
4 SECONDS.
TUE NIGHT
E WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT. SEAS
3 TO 4 FT. WAVE DETAIL: E 4 FT AT 8 SECONDS. A CHANCE OF SHOWERS
AFTER MIDNIGHT WITH VSBY 1 TO 3 NM.
WED
NE WINDS AROUND 15 KT WITH GUSTS UP TO 20 KT. SEAS 3 TO
4 FT. SHOWERS LIKELY. VSBY 1 TO 3 NM.
WED NIGHT AND THU
N WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT.
SEAS 3 TO 4 FT. A CHANCE OF SHOWERS. VSBY 1 TO 3 NM.
THU NIGHT
N WINDS 15 TO 20 KT. SEAS 3 TO 4 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.
ANZ255-070900-
COASTAL WATERS EXTENDING OUT TO 25 NM SOUTH OF MARTHAS VINEYARD
AND NANTUCKET-
403 PM EDT SAT SEP 6 2025
..SMALL CRAFT ADVISORY IN EFFECT UNTIL 8 PM EDT THIS EVENING
TONIGHT
S WINDS 10 TO 15 KT. GUSTS UP TO 20 KT THIS EVENING.
SEAS 3 TO 4 FT. WAVE DETAIL: S 3 FT AT 6 SECONDS. A SLIGHT CHANCE
OF SHOWERS THIS EVENING, THEN SHOWERS LIKELY WITH ISOLATED TSTMS
AFTER MIDNIGHT. VSBY 1 NM OR LESS.
SUN
SW WINDS AROUND 10 KT, BECOMING NW IN THE AFTERNOON. SEAS
3 TO 4 FT. WAVE DETAIL: SW 4 FT AT 6 SECONDS. PATCHY FOG. SHOWERS
WITH TSTMS LIKELY. VSBY 1 NM OR LESS, INCREASING TO 1 TO 3 NM IN
THE AFTERNOON.
SUN NIGHT
NW WINDS 10 TO 15 KT. SEAS 3 TO 5 FT. WAVE DETAIL: S
4 FT AT 7 SECONDS AND NW 2 FT AT 4 SECONDS. SHOWERS LIKELY WITH A
CHANCE OF TSTMS IN THE EVENING, THEN A CHANCE OF SHOWERS AFTER
MIDNIGHT. PATCHY FOG IN THE EVENING WITH VSBY 1 TO 3 NM.
MON
N WINDS 10 TO 15 KT. SEAS 2 TO 4 FT. WAVE DETAIL: SE 3 FT
AT 7 SECONDS AND NW 2 FT AT 4 SECONDS.
MON NIGHT AND TUE
E WINDS 15 TO 20 KT. SEAS 2 TO 4 FT. WAVE
DETAIL: NE 4 FT AT 6 SECONDS AND W 1 FOOT AT 4 SECONDS.
TUE NIGHT
E WINDS 15 TO 20 KT. SEAS 3 TO 4 FT. WAVE DETAIL: E
4 FT AT 6 SECONDS. A CHANCE OF SHOWERS. VSBY 1 TO 3 NM AFTER
MIDNIGHT.
WED
NE WINDS 15 TO 20 KT. SEAS 3 TO 5 FT. SHOWERS LIKELY. VSBY
1 TO 3 NM.
WED NIGHT AND THU
N WINDS 15 TO 20 KT. SEAS 2 TO 4 FT. A
CHANCE OF SHOWERS. VSBY 1 TO 3 NM.
THU NIGHT
N WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT. SEAS
2 TO 4 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.
ANZ256-070900-
COASTAL WATERS FROM MONTAUK NY TO MARTHAS VINEYARD EXTENDING OUT
TO 20 NM SOUTH OF BLOCK ISLAND-
403 PM EDT SAT SEP 6 2025
..SMALL CRAFT ADVISORY IN EFFECT UNTIL 8 PM EDT THIS EVENING
TONIGHT
SW WINDS 10 TO 15 KT. GUSTS UP TO 20 KT THIS EVENING.
SEAS 3 TO 4 FT. WAVE DETAIL: S 3 FT AT 7 SECONDS. ISOLATED
SHOWERS THIS EVENING, THEN SHOWERS LIKELY WITH ISOLATED TSTMS
AFTER MIDNIGHT. VSBY 1 NM OR LESS.
SUN
N WINDS 10 TO 15 KT. SEAS 3 TO 4 FT. WAVE DETAIL: SW 3 FT
AT 6 SECONDS. PATCHY FOG. SHOWERS. TSTMS LIKELY IN THE MORNING,
THEN A CHANCE OF TSTMS IN THE AFTERNOON. VSBY 1 NM OR LESS,
INCREASING TO 1 TO 3 NM IN THE AFTERNOON.
SUN NIGHT
NW WINDS 10 TO 15 KT. SEAS AROUND 4 FT. WAVE DETAIL:
NW 3 FT AT 4 SECONDS AND S 3 FT AT 7 SECONDS. A CHANCE OF
SHOWERS. VSBY 1 TO 3 NM IN THE EVENING.
MON
N WINDS 10 TO 15 KT, BECOMING NE 5 TO 10 KT IN THE
AFTERNOON. SEAS 3 TO 4 FT. WAVE DETAIL: SE 3 FT AT 7 SECONDS AND
NW 2 FT AT 4 SECONDS.
MON NIGHT AND TUE
E WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT.
SEAS 2 TO 4 FT. WAVE DETAIL: E 4 FT AT 6 SECONDS AND NW 1 FOOT AT
3 SECONDS.
TUE NIGHT
E WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT. SEAS
4 TO 5 FT. WAVE DETAIL: E 5 FT AT 7 SECONDS. A CHANCE OF SHOWERS
AFTER MIDNIGHT.
WED THROUGH THU
NW WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT.
SEAS 3 TO 5 FT. A CHANCE OF SHOWERS. VSBY 1 TO 3 NM.
THU NIGHT
NW WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT. SEAS
3 TO 4 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.
ANZ232-070900-
NANTUCKET SOUND-
403 PM EDT SAT SEP 6 2025
..SMALL CRAFT ADVISORY IN EFFECT UNTIL 8 PM EDT THIS EVENING
TONIGHT
SW WINDS 15 TO 20 KT, DIMINISHING TO 10 TO 15 KT AFTER
MIDNIGHT. GUSTS UP TO 25 KT. SEAS 2 TO 3 FT. WAVE DETAIL: S 3 FT
AT 5 SECONDS. ISOLATED SHOWERS THIS EVENING, THEN SHOWERS LIKELY
WITH ISOLATED TSTMS AFTER MIDNIGHT. VSBY 1 NM OR LESS.
SUN
N WINDS 10 TO 15 KT. SEAS 2 TO 3 FT. WAVE DETAIL: SW 2 FT
AT 3 SECONDS AND SE 1 FOOT AT 7 SECONDS. PATCHY FOG. SHOWERS WITH
TSTMS LIKELY. VSBY 1 NM OR LESS, INCREASING TO 1 TO 3 NM IN THE
AFTERNOON.
SUN NIGHT
NW WINDS 10 TO 15 KT. SEAS 2 TO 3 FT. WAVE DETAIL:
NW 2 FT AT 3 SECONDS AND SE 1 FOOT AT 7 SECONDS. SHOWERS LIKELY
WITH A CHANCE OF TSTMS IN THE EVENING, THEN A CHANCE OF SHOWERS
AFTER MIDNIGHT. PATCHY FOG IN THE EVENING WITH VSBY 1 TO 3 NM.
MON
N WINDS 10 TO 15 KT, BECOMING NE IN THE AFTERNOON. SEAS
2 TO 3 FT. WAVE DETAIL: NW 2 FT AT 3 SECONDS AND SE 1 FOOT AT
7 SECONDS.
MON NIGHT AND TUE
E WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT.
SEAS 2 TO 3 FT. WAVE DETAIL: NE 2 FT AT 4 SECONDS AND NW 1 FOOT
AT 3 SECONDS.
TUE NIGHT
E WINDS 15 TO 20 KT. SEAS 2 TO 3 FT. WAVE DETAIL: E
3 FT AT 4 SECONDS. A CHANCE OF SHOWERS AFTER MIDNIGHT.
WED THROUGH THU
NW WINDS 15 TO 20 KT. SEAS 2 TO 3 FT. A CHANCE
OF SHOWERS. VSBY 1 TO 3 NM.
THU NIGHT
NW WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT. SEAS
2 TO 3 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.
ANZ233-070900-
VINEYARD SOUND-
403 PM EDT SAT SEP 6 2025
..SMALL CRAFT ADVISORY IN EFFECT UNTIL 8 PM EDT THIS EVENING
TONIGHT
SW WINDS 10 TO 15 KT. GUSTS UP TO 25 KT THIS EVENING.
SEAS 2 TO 3 FT. WAVE DETAIL: S 3 FT AT 6 SECONDS. A CHANCE OF
SHOWERS THIS EVENING, THEN SHOWERS LIKELY WITH ISOLATED TSTMS
AFTER MIDNIGHT. VSBY 1 NM OR LESS.
SUN
NE WINDS AROUND 10 KT, BECOMING NW IN THE AFTERNOON. SEAS
2 TO 3 FT. WAVE DETAIL: S 2 FT AT 7 SECONDS. PATCHY FOG. SHOWERS.
TSTMS LIKELY IN THE MORNING, THEN A CHANCE OF TSTMS IN THE
AFTERNOON. VSBY 1 TO 3 NM.
SUN NIGHT
NW WINDS 10 TO 15 KT. SEAS 2 TO 3 FT. WAVE DETAIL:
SE 2 FT AT 6 SECONDS AND NW 1 FOOT AT 4 SECONDS. A CHANCE OF
SHOWERS. VSBY 1 TO 3 NM IN THE EVENING.
MON
N WINDS 10 TO 15 KT, DIMINISHING TO 5 TO 10 KT IN THE
AFTERNOON. SEAS 2 TO 3 FT. WAVE DETAIL: SE 2 FT AT 7 SECONDS AND
NW 1 FOOT AT 3 SECONDS.
MON NIGHT AND TUE
E WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT.
SEAS 2 TO 3 FT. WAVE DETAIL: NE 2 FT AT 4 SECONDS AND SW 1 FOOT
AT 3 SECONDS.
TUE NIGHT
E WINDS AROUND 15 KT WITH GUSTS UP TO 20 KT. SEAS
2 TO 3 FT. WAVE DETAIL: E 2 FT AT 4 SECONDS. A CHANCE OF SHOWERS
AFTER MIDNIGHT.
WED THROUGH THU
NW WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT.
SEAS 2 TO 3 FT. A CHANCE OF SHOWERS.
THU NIGHT
NW WINDS 15 TO 20 KT. SEAS 2 TO 3 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.
ANZ234-070900-
BUZZARDS BAY-
403 PM EDT SAT SEP 6 2025
..SMALL CRAFT ADVISORY IN EFFECT UNTIL 8 PM EDT THIS EVENING
TONIGHT
SW WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT,
DIMINISHING TO 10 TO 15 KT AFTER MIDNIGHT. SEAS 2 TO 4 FT. WAVE
DETAIL: S 3 FT AT 6 SECONDS. A CHANCE OF SHOWERS THIS EVENING,
THEN SHOWERS LIKELY WITH ISOLATED TSTMS AFTER MIDNIGHT. VSBY 1 NM
OR LESS.
SUN
N WINDS AROUND 10 KT. SEAS AROUND 2 FT. WAVE DETAIL: SW
1 FOOT AT 6 SECONDS AND SE 1 FOOT AT 7 SECONDS. PATCHY FOG.
SHOWERS. TSTMS LIKELY IN THE MORNING, THEN A CHANCE OF TSTMS IN
THE AFTERNOON. VSBY 1 TO 3 NM.
SUN NIGHT
NW WINDS AROUND 10 KT. SEAS AROUND 2 FT. WAVE
DETAIL: S 2 FT AT 7 SECONDS AND NW 1 FOOT AT 3 SECONDS. A CHANCE
OF SHOWERS. VSBY 1 TO 3 NM IN THE EVENING.
MON
NW WINDS 5 TO 10 KT. SEAS AROUND 2 FT. WAVE DETAIL: NW
1 FOOT AT 3 SECONDS AND SE 1 FOOT AT 7 SECONDS.
MON NIGHT AND TUE
E WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT.
SEAS 2 TO 3 FT. WAVE DETAIL: E 2 FT AT 3 SECONDS AND SW 1 FOOT AT
3 SECONDS.
TUE NIGHT
NE WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT. SEAS
AROUND 2 FT. WAVE DETAIL: E 2 FT AT 3 SECONDS. A CHANCE OF
SHOWERS AFTER MIDNIGHT.
WED AND WED NIGHT
NE WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT.
SEAS 2 TO 3 FT. A CHANCE OF SHOWERS.
THU AND THU NIGHT
NW WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT.
SEAS 2 TO 3 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.
ANZ235-070900-
RHODE ISLAND SOUND-
403 PM EDT SAT SEP 6 2025
..SMALL CRAFT ADVISORY IN EFFECT UNTIL 8 PM EDT THIS EVENING
TONIGHT
SW WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT,
DIMINISHING TO 10 TO 15 KT AFTER MIDNIGHT. SEAS 2 TO 4 FT. WAVE
DETAIL: S 3 FT AT 7 SECONDS. SCATTERED SHOWERS THIS EVENING, THEN
SHOWERS LIKELY WITH ISOLATED TSTMS AFTER MIDNIGHT. VSBY 1 NM OR
LESS.
SUN
N WINDS AROUND 10 KT, BECOMING NW IN THE AFTERNOON. SEAS
2 TO 3 FT. WAVE DETAIL: S 3 FT AT 7 SECONDS. PATCHY FOG. SHOWERS
LIKELY. TSTMS LIKELY IN THE MORNING, THEN A CHANCE OF TSTMS IN
THE AFTERNOON. VSBY 1 TO 3 NM.
SUN NIGHT
NW WINDS 10 TO 15 KT. SEAS 3 TO 4 FT. WAVE DETAIL: S
3 FT AT 7 SECONDS AND NW 2 FT AT 3 SECONDS. A CHANCE OF SHOWERS
IN THE EVENING WITH VSBY 1 TO 3 NM.
MON
N WINDS 10 TO 15 KT, DIMINISHING TO 5 TO 10 KT IN THE
AFTERNOON. SEAS 2 TO 3 FT. WAVE DETAIL: S 3 FT AT 7 SECONDS AND
NW 2 FT AT 3 SECONDS.
MON NIGHT AND TUE
E WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT.
SEAS 2 TO 3 FT. WAVE DETAIL: E 3 FT AT 7 SECONDS AND W 1 FOOT AT
3 SECONDS.
TUE NIGHT
NE WINDS 15 TO 20 KT. SEAS 2 TO 4 FT. WAVE DETAIL: E
4 FT AT 7 SECONDS. A CHANCE OF SHOWERS AFTER MIDNIGHT.
WED AND WED NIGHT
NE WINDS 15 TO 20 KT, DIMINISHING TO 10 TO
15 KT. SEAS 2 TO 4 FT. A CHANCE OF SHOWERS.
THU AND THU NIGHT
NW WINDS 10 TO 15 KT, INCREASING TO 15 TO
20 KT. SEAS 2 TO 3 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.
ANZ237-070900-
BLOCK ISLAND SOUND-
403 PM EDT SAT SEP 6 2025
..SMALL CRAFT ADVISORY IN EFFECT UNTIL 8 PM EDT THIS EVENING
TONIGHT
SW WINDS 10 TO 15 KT WITH GUSTS UP TO 25 KT, BECOMING
W AFTER MIDNIGHT. SEAS 2 TO 4 FT. WAVE DETAIL: SW 3 FT AT
6 SECONDS. SHOWERS. ISOLATED TSTMS. SOME TSTMS MAY PRODUCE GUSTY
WINDS, FREQUENT LIGHTNING, AND HEAVY RAINFALL THIS EVENING. VSBY
1 NM OR LESS.
SUN
N WINDS AROUND 10 KT, BECOMING NW IN THE AFTERNOON. SEAS
2 TO 3 FT. WAVE DETAIL: SE 3 FT AT 7 SECONDS AND W 1 FOOT AT
5 SECONDS. PATCHY FOG. SHOWERS LIKELY WITH A CHANCE OF TSTMS.
VSBY 1 TO 3 NM.
SUN NIGHT
W WINDS 5 TO 10 KT, BECOMING NW 10 TO 15 KT AFTER
MIDNIGHT. SEAS 2 TO 4 FT. WAVE DETAIL: S 3 FT AT 7 SECONDS AND NW
2 FT AT 3 SECONDS. A CHANCE OF SHOWERS IN THE EVENING.
MON
N WINDS 10 TO 15 KT, BECOMING NW 5 TO 10 KT IN THE
AFTERNOON. SEAS 2 TO 3 FT. WAVE DETAIL: SE 3 FT AT 7 SECONDS AND
NW 2 FT AT 3 SECONDS.
MON NIGHT
S WINDS 5 TO 10 KT, BECOMING NE AFTER MIDNIGHT. SEAS
AROUND 2 FT. WAVE DETAIL: SE 2 FT AT 7 SECONDS AND W 1 FOOT AT
2 SECONDS.
TUE
NE WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT. SEAS 2 TO
3 FT. WAVE DETAIL: E 3 FT AT 6 SECONDS.
TUE NIGHT
NE WINDS AROUND 15 KT WITH GUSTS UP TO 20 KT. SEAS
2 TO 4 FT. A CHANCE OF SHOWERS AFTER MIDNIGHT.
WED AND WED NIGHT
NE WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT.
SEAS 2 TO 4 FT. A CHANCE OF SHOWERS.
THU AND THU NIGHT
NW WINDS 10 TO 15 KT, INCREASING TO 15 TO
20 KT. SEAS 2 TO 3 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.
ANZ230-070900-
BOSTON HARBOR-
403 PM EDT SAT SEP 6 2025
..SMALL CRAFT ADVISORY IN EFFECT UNTIL 8 PM EDT THIS EVENING
...SEVERE THUNDERSTORM WATCH 607 IN EFFECT UNTIL 8 PM EDT THIS
EVENING...
TONIGHT
SW WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT, BECOMING
NW 5 TO 10 KT AFTER MIDNIGHT. WAVES AROUND 2 FT THIS EVENING,
THEN 1 FOOT OR LESS. WIDESPREAD SHOWERS. TSTMS THIS EVENING. SOME
TSTMS MAY PRODUCE DAMAGING WINDS, LARGE HAIL, FREQUENT LIGHTNING,
AND HEAVY RAINFALL THIS EVENING.
SUN
N WINDS 5 TO 10 KT, BECOMING NW IN THE AFTERNOON. WAVES
1 FOOT OR LESS. PATCHY FOG. SHOWERS LIKELY WITH A CHANCE OF
TSTMS. VSBY 1 TO 3 NM.
SUN NIGHT
W WINDS 5 TO 10 KT. WAVES 1 FOOT OR LESS. A CHANCE
OF SHOWERS IN THE EVENING.
MON
NW WINDS 5 TO 10 KT, BECOMING SW IN THE AFTERNOON. WAVES
1 FOOT OR LESS.
MON NIGHT
SW WINDS 5 TO 10 KT, BECOMING N AFTER MIDNIGHT.
WAVES 1 FOOT OR LESS.
TUE AND TUE NIGHT
NE WINDS 5 TO 10 KT. WAVES AROUND 2 FT.
WED AND WED NIGHT
NE WINDS 10 TO 15 KT, BECOMING NW 5 TO
10 KT. WAVES AROUND 2 FT. A CHANCE OF SHOWERS.
THU AND THU NIGHT
W WINDS 5 TO 10 KT, BECOMING NE 10 TO 15 KT
WITH GUSTS UP TO 20 KT. WAVES AROUND 2 FT.
WINDS AND WAVES 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.
ANZ236-070900-
NARRAGANSETT BAY-
403 PM EDT SAT SEP 6 2025
..SMALL CRAFT ADVISORY IN EFFECT UNTIL 8 PM EDT THIS EVENING
TONIGHT
SW WINDS 10 TO 15 KT WITH GUSTS UP TO 25 KT, BECOMING
NW 5 TO 10 KT AFTER MIDNIGHT. WAVES 2 TO 3 FT. SHOWERS. ISOLATED
TSTMS. SOME TSTMS MAY PRODUCE GUSTY WINDS, FREQUENT LIGHTNING,
AND HEAVY RAINFALL THIS EVENING. VSBY 1 TO 3 NM.
SUN
N WINDS 5 TO 10 KT. WAVES AROUND 2 FT. PATCHY FOG. SHOWERS
LIKELY WITH A CHANCE OF TSTMS. VSBY 1 TO 3 NM.
SUN NIGHT
NW WINDS 5 TO 10 KT. WAVES 2 TO 3 FT. A CHANCE OF
SHOWERS IN THE EVENING.
MON
NW WINDS 5 TO 10 KT. WAVES AROUND 2 FT.
MON NIGHT
SW WINDS 5 TO 10 KT, BECOMING N AFTER MIDNIGHT.
WAVES AROUND 2 FT.
TUE
NE WINDS 10 TO 15 KT. GUSTS UP TO 20 KT IN THE AFTERNOON.
WAVES AROUND 2 FT.
TUE NIGHT
NE WINDS 10 TO 15 KT. GUSTS UP TO 20 KT IN THE
EVENING. WAVES AROUND 2 FT. A CHANCE OF SHOWERS AFTER MIDNIGHT.
WED AND WED NIGHT
NE WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT.
WAVES 2 TO 3 FT. A CHANCE OF SHOWERS.
THU AND THU NIGHT
NW WINDS 10 TO 15 KT. GUSTS UP TO 20 KT.
WAVES 2 TO 3 FT.
WINDS AND WAVES 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.
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