722
FZUS51 KBOX 151705
CWFBOX
COASTAL WATERS FORECAST FOR MASSACHUSETTS AND RHODE ISLAND
NATIONAL WEATHER SERVICE BOSTON/NORTON MA
104 PM EDT SUN MAR 15 2026
COASTAL WATERS FROM THE MERRIMACK RIVER MA TO WATCH HILL RI OUT
TO 25 NM
ANZ200-160600-
104 PM EDT SUN MAR 15 2026
SYNOPSIS FOR MASSACHUSETTS AND RHODE ISLAND COASTAL WATERS
HIGH PRES MOVES OFFSHORE TODAY. A WARM FRONT WILL LIFT N ACROSS THE
WATERS TONIGHT FOLLOWED BY STRONG LOW PRES LIFTING INTO QUEBEC ON
MON. GALE TO STORM FORCE S WIND GUSTS DEVELOP LATE MON INTO MON
NIGHT FOLLOWED BY NEAR GALE FORCE W WIND GUSTS TUE BEHIND A STRONG
COLD FRONT. HIGH PRES BUILDS OVER THE WATERS WED INTO THU, MOVING
OFFSHORE FRI.
ANZ250-160600-
COASTAL WATERS EAST OF IPSWICH BAY AND THE STELLWAGEN BANK
NATIONAL MARINE SANCTUARY-
104 PM EDT SUN MAR 15 2026
...STORM WARNING IN EFFECT FROM MONDAY AFTERNOON THROUGH TUESDAY
MORNING...
THIS AFTERNOON
SE WINDS 5 TO 10 KT. SEAS AROUND 2 FT. WAVE
DETAIL: NW 2 FT AT 4 SECONDS AND E 1 FOOT AT 9 SECONDS.
TONIGHT
SE WINDS 15 TO 20 KT, INCREASING TO 20 TO 25 KT WITH
GUSTS UP TO 30 KT AFTER MIDNIGHT. SEAS 2 TO 3 FT, BUILDING TO
3 TO 5 FT AFTER MIDNIGHT. WAVE DETAIL: SE 2 FT AT 3 SECONDS AND E
1 FOOT AT 7 SECONDS, BECOMING SE 5 FT AT 5 SECONDS AND SE 5 FT AT
10 SECONDS. A CHANCE OF RAIN AFTER MIDNIGHT.
MON
SE WINDS 25 TO 30 KT WITH GUSTS UP TO 35 KT. SEAS 5 TO
8 FT, BUILDING TO 7 TO 10 FT IN THE AFTERNOON. WAVE DETAIL: SE
8 FT AT 6 SECONDS, BECOMING SE 9 FT AT 7 SECONDS. PATCHY FOG IN
THE MORNING. AREAS OF DENSE FOG IN THE AFTERNOON. RAIN. VSBY 1 NM
OR LESS.
MON NIGHT
S WINDS 25 TO 35 KT, BECOMING 30 TO 35 KT AFTER
MIDNIGHT. GUSTS UP TO 50 KT. SEAS 8 TO 11 FT, BUILDING TO 9 TO
13 FT AFTER MIDNIGHT. WAVE DETAIL: SE 11 FT AT 9 SECONDS AND S
6 FT AT 6 SECONDS, BECOMING SE 12 FT AT 9 SECONDS AND S 6 FT AT
7 SECONDS. AREAS OF DENSE FOG. RAIN. VSBY 1 NM OR LESS.
TUE
SW WINDS 25 TO 30 KT, BECOMING W 20 TO 25 KT IN THE
AFTERNOON. SEAS 8 TO 11 FT. WAVE DETAIL: SE 10 FT AT 10 SECONDS
AND SW 6 FT AT 7 SECONDS. PATCHY FOG IN THE MORNING. RAIN IN THE
MORNING WITH VSBY 1 TO 3 NM.
TUE NIGHT
W WINDS 20 TO 25 KT WITH GUSTS UP TO 30 KT. SEAS
6 TO 9 FT. WAVE DETAIL: W 7 FT AT 5 SECONDS AND SE 7 FT AT
11 SECONDS. A CHANCE OF LIGHT FREEZING SPRAY AFTER MIDNIGHT.
WED
W WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT. SEAS 5 TO
7 FT. A CHANCE OF LIGHT FREEZING SPRAY.
WED NIGHT THROUGH THU NIGHT
S WINDS 10 TO 15 KT WITH GUSTS UP
TO 20 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.
ANZ251-160600-
MASSACHUSETTS BAY AND IPSWICH BAY-
104 PM EDT SUN MAR 15 2026
...STORM WARNING IN EFFECT FROM MONDAY AFTERNOON THROUGH TUESDAY
MORNING...
THIS AFTERNOON
SE WINDS 10 TO 15 KT. SEAS AROUND 2 FT. WAVE
DETAIL: E 1 FOOT AT 3 SECONDS AND NE 1 FOOT AT 6 SECONDS.
TONIGHT
SE WINDS 15 TO 20 KT, INCREASING TO 20 TO 25 KT AFTER
MIDNIGHT. SEAS 2 TO 4 FT. WAVE DETAIL: SE 4 FT AT 5 SECONDS AND E
1 FOOT AT 8 SECONDS. A CHANCE OF RAIN AFTER MIDNIGHT.
MON
SE WINDS 25 TO 30 KT, BECOMING S 20 TO 25 KT IN THE
AFTERNOON. SEAS 5 TO 7 FT. WAVE DETAIL: SE 7 FT AT 7 SECONDS.
PATCHY FOG. RAIN. VSBY 1 NM OR LESS.
MON NIGHT
S WINDS 25 TO 35 KT. GUSTS UP TO 45 KT, INCREASING
TO 55 KT AFTER MIDNIGHT. SEAS 5 TO 7 FT, BUILDING TO 6 TO 9 FT
AFTER MIDNIGHT. WAVE DETAIL: SE 7 FT AT 7 SECONDS, BECOMING S
9 FT AT 7 SECONDS. PATCHY FOG. RAIN. VSBY 1 NM OR LESS.
TUE
SW WINDS 25 TO 30 KT, BECOMING W 20 TO 25 KT IN THE
AFTERNOON. SEAS 5 TO 7 FT. WAVE DETAIL: SE 7 FT AT 9 SECONDS AND
SW 4 FT AT 5 SECONDS. PATCHY FOG IN THE MORNING. RAIN IN THE
MORNING.
TUE NIGHT
W WINDS 20 TO 25 KT WITH GUSTS UP TO 30 KT. SEAS
4 TO 6 FT. WAVE DETAIL: W 5 FT AT 4 SECONDS AND E 4 FT AT
12 SECONDS. A CHANCE OF LIGHT FREEZING SPRAY AFTER MIDNIGHT.
WED
W WINDS 15 TO 20 KT. SEAS 3 TO 5 FT. A CHANCE OF LIGHT
FREEZING SPRAY.
WED NIGHT THROUGH THU NIGHT
S WINDS 10 TO 15 KT WITH GUSTS UP
TO 20 KT. SEAS 2 TO 3 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.
ANZ231-160600-
CAPE COD BAY-
104 PM EDT SUN MAR 15 2026
...STORM WARNING IN EFFECT FROM MONDAY AFTERNOON THROUGH TUESDAY
MORNING...
THIS AFTERNOON
E WINDS 5 TO 10 KT. SEAS AROUND 2 FT. WAVE
DETAIL: N 1 FOOT AT 6 SECONDS.
TONIGHT
SE WINDS 10 TO 15 KT, INCREASING TO 20 TO 25 KT AFTER
MIDNIGHT. SEAS 2 TO 3 FT. WAVE DETAIL: SE 3 FT AT 4 SECONDS AND
NE 1 FOOT AT 7 SECONDS. A CHANCE OF RAIN AFTER MIDNIGHT.
MON
S WINDS 25 TO 30 KT WITH GUSTS UP TO 35 KT. SEAS 3 TO
5 FT. WAVE DETAIL: SE 4 FT AT 5 SECONDS. PATCHY FOG IN THE
MORNING. AREAS OF DENSE FOG IN THE AFTERNOON. RAIN. VSBY 1 NM OR
LESS.
MON NIGHT
S WINDS 25 TO 35 KT WITH GUSTS UP TO 50 KT. SEAS
5 TO 7 FT. WAVE DETAIL: S 6 FT AT 5 SECONDS AND SE 6 FT AT
9 SECONDS. AREAS OF DENSE FOG IN THE EVENING. PATCHY FOG AFTER
MIDNIGHT. RAIN. VSBY 1 NM OR LESS.
TUE
SW WINDS 25 TO 30 KT, BECOMING W 20 TO 25 KT IN THE
AFTERNOON. SEAS 4 TO 6 FT. WAVE DETAIL: SW 5 FT AT 5 SECONDS AND
SE 5 FT AT 10 SECONDS. PATCHY FOG IN THE MORNING. RAIN IN THE
MORNING.
TUE NIGHT
W WINDS 20 TO 25 KT, DIMINISHING TO 15 TO 20 KT
AFTER MIDNIGHT. SEAS 3 TO 4 FT. WAVE DETAIL: W 4 FT AT 4 SECONDS
AND SE 3 FT AT 11 SECONDS.
WED
W WINDS 15 TO 20 KT. SEAS 2 TO 4 FT.
WED NIGHT THROUGH THU NIGHT
S WINDS 10 TO 15 KT. SEAS 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.
ANZ254-160600-
COASTAL WATERS FROM PROVINCETOWN MA TO CHATHAM MA TO NANTUCKET MA
OUT 20 NM-
104 PM EDT SUN MAR 15 2026
...STORM WARNING IN EFFECT FROM MONDAY AFTERNOON THROUGH TUESDAY
MORNING...
THIS AFTERNOON
E WINDS 5 TO 10 KT. SEAS 2 TO 3 FT. WAVE
DETAIL: NW 3 FT AT 6 SECONDS AND E 1 FOOT AT 8 SECONDS.
TONIGHT
SE WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT,
INCREASING TO 20 TO 25 KT WITH GUSTS UP TO 30 KT AFTER MIDNIGHT.
SEAS 2 TO 3 FT, BUILDING TO 3 TO 5 FT AFTER MIDNIGHT. WAVE
DETAIL: SE 3 FT AT 5 SECONDS AND NE 1 FOOT AT 8 SECONDS, BECOMING
SE 5 FT AT 5 SECONDS AND NE 1 FOOT AT 8 SECONDS.
MON
SE WINDS 25 TO 30 KT WITH GUSTS UP TO 40 KT. SEAS 5 TO
8 FT, BUILDING TO 8 TO 11 FT IN THE AFTERNOON. WAVE DETAIL: SE
8 FT AT 8 SECONDS AND SE 6 FT AT 5 SECONDS, BECOMING SE 11 FT AT
8 SECONDS AND S 2 FT AT 5 SECONDS. AREAS OF DENSE FOG. RAIN. VSBY
1 NM OR LESS.
MON NIGHT
S WINDS 25 TO 35 KT, BECOMING 30 TO 35 KT AFTER
MIDNIGHT. GUSTS UP TO 50 KT. SEAS 9 TO 13 FT, BUILDING TO 11 TO
15 FT AFTER MIDNIGHT. WAVE DETAIL: S 13 FT AT 9 SECONDS AND S
2 FT AT 5 SECONDS, BECOMING S 15 FT AT 10 SECONDS AND S 2 FT AT
5 SECONDS. AREAS OF DENSE FOG. RAIN. VSBY 1 NM OR LESS.
TUE
SW WINDS 25 TO 30 KT WITH GUSTS UP TO 35 KT. SEAS 10 TO
14 FT, SUBSIDING TO 8 TO 11 FT IN THE AFTERNOON. WAVE DETAIL: S
14 FT AT 11 SECONDS AND SW 3 FT AT 5 SECONDS, BECOMING S 11 FT AT
11 SECONDS AND W 4 FT AT 5 SECONDS. PATCHY FOG IN THE MORNING.
RAIN IN THE MORNING WITH VSBY 1 TO 3 NM.
TUE NIGHT
W WINDS 25 TO 30 KT, DIMINISHING TO 20 TO 25 KT
AFTER MIDNIGHT. SEAS 8 TO 11 FT. WAVE DETAIL: S 9 FT AT
11 SECONDS AND W 6 FT AT 5 SECONDS.
WED
W WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT. SEAS 5 TO
7 FT.
WED NIGHT THROUGH THU NIGHT
SE WINDS 5 TO 10 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.
ANZ255-160600-
COASTAL WATERS EXTENDING OUT TO 25 NM SOUTH OF MARTHAS VINEYARD
AND NANTUCKET-
104 PM EDT SUN MAR 15 2026
...STORM WARNING IN EFFECT FROM MONDAY AFTERNOON THROUGH TUESDAY
MORNING...
THIS AFTERNOON
SE WINDS 10 TO 15 KT. SEAS 2 TO 3 FT. WAVE
DETAIL: S 3 FT AT 7 SECONDS AND NE 1 FOOT AT 9 SECONDS.
TONIGHT
SE WINDS 15 TO 20 KT, INCREASING TO 25 TO 30 KT AFTER
MIDNIGHT. SEAS 2 TO 3 FT, BUILDING TO 4 TO 6 FT AFTER MIDNIGHT.
WAVE DETAIL: SE 3 FT AT 5 SECONDS AND E 1 FOOT AT 10 SECONDS,
BECOMING SE 6 FT AT 5 SECONDS AND E 3 FT AT 10 SECONDS. A CHANCE
OF RAIN AFTER MIDNIGHT.
MON
S WINDS 25 TO 30 KT WITH GUSTS UP TO 40 KT. SEAS 6 TO
9 FT, BUILDING TO 9 TO 13 FT IN THE AFTERNOON. WAVE DETAIL: SE
9 FT AT 7 SECONDS, BECOMING S 13 FT AT 9 SECONDS AND S 2 FT AT
4 SECONDS. PATCHY FOG IN THE MORNING. AREAS OF DENSE FOG IN THE
AFTERNOON. RAIN IN THE MORNING. A CHANCE OF RAIN IN THE
AFTERNOON. VSBY 1 NM OR LESS.
MON NIGHT
S WINDS 30 TO 40 KT WITH GUSTS UP TO 50 KT. SEAS
11 TO 15 FT, BUILDING TO 13 TO 18 FT AFTER MIDNIGHT. WAVE DETAIL:
S 15 FT AT 10 SECONDS AND S 2 FT AT 5 SECONDS, BECOMING S 18 FT
AT 11 SECONDS AND S 3 FT AT 5 SECONDS. AREAS OF DENSE FOG. RAIN.
VSBY 1 NM OR LESS.
TUE
SW WINDS 25 TO 30 KT WITH GUSTS UP TO 35 KT. SEAS 11 TO
15 FT, SUBSIDING TO 10 TO 13 FT IN THE AFTERNOON. WAVE DETAIL: S
15 FT AT 11 SECONDS AND SW 5 FT AT 7 SECONDS, BECOMING SW 12 FT
AT 11 SECONDS AND W 7 FT AT 7 SECONDS. PATCHY FOG IN THE MORNING.
RAIN IN THE MORNING WITH VSBY 1 TO 3 NM.
TUE NIGHT
W WINDS 25 TO 30 KT. SEAS 9 TO 13 FT, SUBSIDING TO
7 TO 10 FT AFTER MIDNIGHT. WAVE DETAIL: S 11 FT AT 10 SECONDS AND
W 9 FT AT 8 SECONDS, BECOMING W 8 FT AT 8 SECONDS AND S 8 FT AT
10 SECONDS.
WED
W WINDS 15 TO 20 KT. SEAS 5 TO 7 FT.
WED NIGHT
S WINDS 5 TO 10 KT. SEAS 3 TO 5 FT.
THU AND THU NIGHT
SE WINDS AROUND 10 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.
ANZ256-160600-
COASTAL WATERS FROM MONTAUK NY TO MARTHAS VINEYARD EXTENDING OUT
TO 20 NM SOUTH OF BLOCK ISLAND-
104 PM EDT SUN MAR 15 2026
...STORM WARNING IN EFFECT FROM MONDAY AFTERNOON THROUGH TUESDAY
MORNING...
THIS AFTERNOON
SE WINDS 10 TO 15 KT. SEAS 2 TO 3 FT. WAVE
DETAIL: E 2 FT AT 6 SECONDS AND E 1 FOOT AT 10 SECONDS.
TONIGHT
SE WINDS 15 TO 20 KT, INCREASING TO 25 TO 30 KT AFTER
MIDNIGHT. SEAS 2 TO 4 FT, BUILDING TO 4 TO 6 FT AFTER MIDNIGHT.
WAVE DETAIL: SE 4 FT AT 4 SECONDS AND SE 1 FOOT AT 10 SECONDS,
BECOMING SE 6 FT AT 10 SECONDS AND SE 5 FT AT 5 SECONDS. A CHANCE
OF RAIN AFTER MIDNIGHT.
MON
S WINDS 25 TO 30 KT WITH GUSTS UP TO 40 KT. SEAS 7 TO
10 FT, BUILDING TO 10 TO 14 FT IN THE AFTERNOON. WAVE DETAIL: SE
10 FT AT 8 SECONDS AND SE 3 FT AT 5 SECONDS, BECOMING S 13 FT AT
9 SECONDS. PATCHY FOG IN THE MORNING. AREAS OF DENSE FOG IN THE
AFTERNOON. A CHANCE OF TSTMS. RAIN IN THE MORNING, THEN A CHANCE
OF RAIN IN THE AFTERNOON. VSBY 1 NM OR LESS.
MON NIGHT
S WINDS 30 TO 40 KT WITH GUSTS UP TO 50 KT. SEAS
12 TO 17 FT, BUILDING TO 15 TO 19 FT AFTER MIDNIGHT. WAVE DETAIL:
S 17 FT AT 10 SECONDS AND S 1 FOOT AT 5 SECONDS, BECOMING S 19 FT
AT 11 SECONDS AND SW 2 FT AT 5 SECONDS. AREAS OF DENSE FOG. RAIN.
VSBY 1 NM OR LESS.
TUE
W WINDS 25 TO 30 KT WITH GUSTS UP TO 35 KT. SEAS 12 TO
16 FT, SUBSIDING TO 10 TO 13 FT IN THE AFTERNOON. WAVE DETAIL: S
15 FT AT 11 SECONDS AND W 3 FT AT 6 SECONDS, BECOMING SW 12 FT AT
11 SECONDS AND W 4 FT AT 6 SECONDS. RAIN LIKELY IN THE MORNING.
TUE NIGHT
W WINDS 25 TO 30 KT, DIMINISHING TO 20 TO 25 KT
AFTER MIDNIGHT. SEAS 9 TO 12 FT, SUBSIDING TO 7 TO 10 FT AFTER
MIDNIGHT. WAVE DETAIL: SW 11 FT AT 10 SECONDS AND W 5 FT AT
6 SECONDS, BECOMING S 9 FT AT 10 SECONDS AND NW 6 FT AT
6 SECONDS.
WED
W WINDS 15 TO 20 KT. SEAS 5 TO 7 FT.
WED NIGHT THROUGH THU NIGHT
SE WINDS 10 TO 15 KT. SEAS 3 TO
5 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.
ANZ232-160600-
NANTUCKET SOUND-
104 PM EDT SUN MAR 15 2026
...STORM WARNING IN EFFECT FROM MONDAY AFTERNOON THROUGH TUESDAY
MORNING...
THIS AFTERNOON
SE WINDS 5 TO 10 KT. SEAS AROUND 2 FT. WAVE
DETAIL: E 1 FOOT AT 4 SECONDS AND NE 1 FOOT AT 8 SECONDS.
TONIGHT
SE WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT,
INCREASING TO 20 TO 25 KT WITH GUSTS UP TO 30 KT AFTER MIDNIGHT.
SEAS 2 TO 4 FT. WAVE DETAIL: SE 4 FT AT 4 SECONDS AND E 2 FT AT
10 SECONDS. A CHANCE OF RAIN AFTER MIDNIGHT.
MON
S WINDS 25 TO 30 KT WITH GUSTS UP TO 35 KT. SEAS 5 TO
7 FT. WAVE DETAIL: SE 5 FT AT 5 SECONDS AND SE 5 FT AT 9 SECONDS.
PATCHY FOG IN THE MORNING. AREAS OF DENSE FOG IN THE AFTERNOON.
RAIN IN THE MORNING. A CHANCE OF RAIN IN THE AFTERNOON. VSBY 1 NM
OR LESS.
MON NIGHT
S WINDS 30 TO 40 KT WITH GUSTS UP TO 50 KT. SEAS
6 TO 9 FT. WAVE DETAIL: S 6 FT AT 5 SECONDS AND S 6 FT AT
10 SECONDS. AREAS OF DENSE FOG. RAIN. VSBY 1 NM OR LESS.
TUE
SW WINDS 25 TO 30 KT WITH GUSTS UP TO 35 KT. SEAS 5 TO
8 FT. WAVE DETAIL: SW 6 FT AT 5 SECONDS AND S 4 FT AT 11 SECONDS.
PATCHY FOG IN THE MORNING. RAIN IN THE MORNING WITH VSBY 1 TO
3 NM.
TUE NIGHT
W WINDS 25 TO 30 KT, DIMINISHING TO 20 TO 25 KT
AFTER MIDNIGHT. SEAS 4 TO 6 FT. WAVE DETAIL: W 5 FT AT 5 SECONDS
AND S 3 FT AT 11 SECONDS.
WED AND WED NIGHT
W WINDS 15 TO 20 KT, BECOMING S 5 TO 10 KT.
SEAS 2 TO 4 FT.
THU AND THU NIGHT
SE WINDS 5 TO 10 KT. SEAS 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.
ANZ233-160600-
VINEYARD SOUND-
104 PM EDT SUN MAR 15 2026
...STORM WARNING IN EFFECT FROM MONDAY AFTERNOON THROUGH TUESDAY
MORNING...
THIS AFTERNOON
SE WINDS AROUND 10 KT. SEAS AROUND 2 FT. WAVE
DETAIL: E 2 FT AT 7 SECONDS.
TONIGHT
SE WINDS 15 TO 20 KT, INCREASING TO 25 TO 30 KT AFTER
MIDNIGHT. SEAS AROUND 2 FT, BUILDING TO 3 TO 5 FT AFTER MIDNIGHT.
WAVE DETAIL: SE 2 FT AT 4 SECONDS AND E 1 FOOT AT 8 SECONDS,
BECOMING SE 4 FT AT 9 SECONDS AND SE 3 FT AT 4 SECONDS. A CHANCE
OF RAIN AFTER MIDNIGHT.
MON
S WINDS 25 TO 30 KT WITH GUSTS UP TO 35 KT. SEAS 5 TO
7 FT, BUILDING TO 6 TO 9 FT IN THE AFTERNOON. WAVE DETAIL: S 6 FT
AT 8 SECONDS AND SE 3 FT AT 4 SECONDS, BECOMING S 7 FT AT
9 SECONDS AND S 3 FT AT 4 SECONDS. PATCHY FOG IN THE MORNING.
AREAS OF DENSE FOG IN THE AFTERNOON. A CHANCE OF TSTMS. RAIN IN
THE MORNING, THEN A CHANCE OF RAIN IN THE AFTERNOON. VSBY 1 NM OR
LESS.
MON NIGHT
S WINDS 30 TO 40 KT WITH GUSTS UP TO 50 KT. SEAS
8 TO 11 FT, BUILDING TO 9 TO 13 FT AFTER MIDNIGHT. WAVE DETAIL: S
9 FT AT 10 SECONDS AND S 4 FT AT 5 SECONDS, BECOMING S 10 FT AT
11 SECONDS AND S 4 FT AT 5 SECONDS. AREAS OF DENSE FOG. RAIN. A
CHANCE OF TSTMS IN THE EVENING. VSBY 1 NM OR LESS.
TUE
SW WINDS 25 TO 30 KT WITH GUSTS UP TO 35 KT. SEAS 7 TO
10 FT. WAVE DETAIL: S 9 FT AT 11 SECONDS AND SW 4 FT AT
6 SECONDS. RAIN IN THE MORNING.
TUE NIGHT
W WINDS 25 TO 30 KT, DIMINISHING TO 20 TO 25 KT
AFTER MIDNIGHT. SEAS 5 TO 7 FT. WAVE DETAIL: SW 7 FT AT
10 SECONDS AND W 4 FT AT 6 SECONDS.
WED
W WINDS 15 TO 20 KT. SEAS 3 TO 5 FT.
WED NIGHT THROUGH THU NIGHT
SE WINDS 5 TO 10 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.
ANZ234-160600-
BUZZARDS BAY-
104 PM EDT SUN MAR 15 2026
...STORM WARNING IN EFFECT FROM MONDAY AFTERNOON THROUGH TUESDAY
MORNING...
THIS AFTERNOON
SE WINDS 5 TO 10 KT. SEAS AROUND 2 FT. WAVE
DETAIL: E 2 FT AT 5 SECONDS AND NE 1 FOOT AT 8 SECONDS.
TONIGHT
SE WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT,
INCREASING TO 20 TO 25 KT WITH GUSTS UP TO 30 KT AFTER MIDNIGHT.
SEAS 2 TO 4 FT. WAVE DETAIL: SE 3 FT AT 4 SECONDS AND E 3 FT AT
9 SECONDS. A CHANCE OF RAIN AFTER MIDNIGHT.
MON
S WINDS 25 TO 30 KT WITH GUSTS UP TO 35 KT. SEAS 4 TO
6 FT. WAVE DETAIL: SE 5 FT AT 8 SECONDS AND SE 4 FT AT 4 SECONDS.
PATCHY FOG IN THE MORNING. AREAS OF DENSE FOG IN THE AFTERNOON.
RAIN WITH A CHANCE OF TSTMS. VSBY 1 NM OR LESS.
MON NIGHT
S WINDS 30 TO 40 KT WITH GUSTS UP TO 50 KT. SEAS
5 TO 8 FT, BUILDING TO 7 TO 10 FT AFTER MIDNIGHT. WAVE DETAIL: S
6 FT AT 5 SECONDS AND S 6 FT AT 11 SECONDS, BECOMING SW 8 FT AT
11 SECONDS AND SW 7 FT AT 5 SECONDS. AREAS OF DENSE FOG. RAIN. A
CHANCE OF TSTMS IN THE EVENING. VSBY 1 NM OR LESS.
TUE
SW WINDS 25 TO 30 KT WITH GUSTS UP TO 35 KT. SEAS 5 TO
7 FT. WAVE DETAIL: SW 7 FT AT 10 SECONDS AND SW 5 FT AT
6 SECONDS. RAIN IN THE MORNING.
TUE NIGHT
W WINDS 20 TO 25 KT WITH GUSTS UP TO 30 KT. SEAS
4 TO 6 FT. WAVE DETAIL: W 5 FT AT 6 SECONDS AND SW 5 FT AT
10 SECONDS.
WED
W WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT. SEAS 2 TO
4 FT.
WED NIGHT THROUGH THU NIGHT
SE WINDS 5 TO 10 KT. SEAS AROUND
2 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.
ANZ235-160600-
RHODE ISLAND SOUND-
104 PM EDT SUN MAR 15 2026
...STORM WARNING IN EFFECT FROM MONDAY AFTERNOON THROUGH TUESDAY
MORNING...
THIS AFTERNOON
SE WINDS AROUND 10 KT. SEAS AROUND 2 FT. WAVE
DETAIL: E 2 FT AT 6 SECONDS AND E 1 FOOT AT 10 SECONDS.
TONIGHT
SE WINDS 15 TO 20 KT, INCREASING TO 20 TO 25 KT WITH
GUSTS UP TO 30 KT AFTER MIDNIGHT. SEAS 2 TO 3 FT, BUILDING TO
4 TO 6 FT AFTER MIDNIGHT. WAVE DETAIL: SE 3 FT AT 5 SECONDS AND
SE 1 FOOT AT 10 SECONDS, BECOMING SE 6 FT AT 10 SECONDS AND SE
5 FT AT 5 SECONDS. A CHANCE OF RAIN AFTER MIDNIGHT.
MON
S WINDS 25 TO 30 KT WITH GUSTS UP TO 40 KT. SEAS 6 TO
9 FT, BUILDING TO 8 TO 11 FT IN THE AFTERNOON. WAVE DETAIL: SE
9 FT AT 8 SECONDS AND SE 3 FT AT 5 SECONDS, BECOMING S 11 FT AT
9 SECONDS AND S 2 FT AT 4 SECONDS. PATCHY FOG IN THE MORNING,
THEN AREAS OF DENSE FOG IN THE AFTERNOON. RAIN IN THE MORNING,
THEN A CHANCE OF RAIN AND TSTMS IN THE AFTERNOON. VSBY 1 NM OR
LESS.
MON NIGHT
S WINDS 30 TO 40 KT WITH GUSTS UP TO 50 KT. SEAS
10 TO 14 FT, BUILDING TO 12 TO 16 FT AFTER MIDNIGHT. WAVE DETAIL:
S 14 FT AT 10 SECONDS AND S 2 FT AT 4 SECONDS, BECOMING S 16 FT
AT 11 SECONDS AND SW 2 FT AT 5 SECONDS. AREAS OF DENSE FOG. RAIN.
VSBY 1 NM OR LESS.
TUE
W WINDS 25 TO 30 KT WITH GUSTS UP TO 35 KT. SEAS 9 TO
13 FT, SUBSIDING TO 8 TO 11 FT IN THE AFTERNOON. WAVE DETAIL: S
13 FT AT 11 SECONDS AND W 3 FT AT 6 SECONDS, BECOMING S 11 FT AT
11 SECONDS AND W 3 FT AT 5 SECONDS. RAIN LIKELY IN THE MORNING.
TUE NIGHT
W WINDS 25 TO 30 KT, DIMINISHING TO 20 TO 25 KT
AFTER MIDNIGHT. SEAS 7 TO 10 FT, SUBSIDING TO 5 TO 7 FT AFTER
MIDNIGHT. WAVE DETAIL: S 10 FT AT 10 SECONDS AND W 4 FT AT
6 SECONDS, BECOMING S 7 FT AT 10 SECONDS AND W 4 FT AT 5 SECONDS.
WED
W WINDS 15 TO 20 KT. SEAS 4 TO 6 FT.
WED NIGHT THROUGH THU NIGHT
SE WINDS AROUND 10 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.
ANZ237-160600-
BLOCK ISLAND SOUND-
104 PM EDT SUN MAR 15 2026
...STORM WARNING IN EFFECT FROM MONDAY AFTERNOON THROUGH TUESDAY
MORNING...
THIS AFTERNOON
SE WINDS AROUND 10 KT. SEAS AROUND 2 FT. WAVE
DETAIL: E 2 FT AT 5 SECONDS AND SE 1 FOOT AT 9 SECONDS.
TONIGHT
SE WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT,
INCREASING TO 20 TO 25 KT WITH GUSTS UP TO 30 KT AFTER MIDNIGHT.
SEAS 2 TO 3 FT, BUILDING TO 3 TO 5 FT AFTER MIDNIGHT. WAVE
DETAIL: SE 2 FT AT 4 SECONDS AND SE 1 FOOT AT 10 SECONDS,
BECOMING SE 5 FT AT 5 SECONDS AND SE 2 FT AT 10 SECONDS. PATCHY
FOG AFTER MIDNIGHT. RAIN LIKELY AFTER MIDNIGHT WITH VSBY 1 TO
3 NM.
MON
S WINDS 20 TO 25 KT WITH GUSTS UP TO 40 KT. SEAS 5 TO
8 FT, BUILDING TO 7 TO 10 FT IN THE AFTERNOON. WAVE DETAIL: SE
8 FT AT 7 SECONDS, BECOMING S 10 FT AT 9 SECONDS. PATCHY FOG IN
THE MORNING. AREAS OF DENSE FOG IN THE AFTERNOON. RAIN. A CHANCE
OF TSTMS IN THE AFTERNOON. VSBY 1 NM OR LESS.
MON NIGHT
S WINDS 25 TO 35 KT WITH GUSTS UP TO 50 KT. SEAS
9 TO 13 FT, BUILDING TO 11 TO 15 FT AFTER MIDNIGHT. WAVE DETAIL:
S 13 FT AT 10 SECONDS AND SW 1 FOOT AT 5 SECONDS, BECOMING S
15 FT AT 11 SECONDS AND SW 4 FT AT 6 SECONDS. AREAS OF DENSE FOG.
RAIN. VSBY 1 NM OR LESS.
TUE
W WINDS 20 TO 25 KT WITH GUSTS UP TO 35 KT. SEAS 9 TO
12 FT, SUBSIDING TO 7 TO 10 FT IN THE AFTERNOON. WAVE DETAIL: S
12 FT AT 11 SECONDS AND W 4 FT AT 6 SECONDS, BECOMING S 9 FT AT
11 SECONDS AND W 4 FT AT 5 SECONDS. RAIN LIKELY IN THE MORNING.
TUE NIGHT
W WINDS 20 TO 25 KT, DIMINISHING TO 15 TO 20 KT
AFTER MIDNIGHT. GUSTS UP TO 30 KT. SEAS 6 TO 9 FT, SUBSIDING TO
5 TO 7 FT AFTER MIDNIGHT. WAVE DETAIL: S 8 FT AT 11 SECONDS AND W
4 FT AT 5 SECONDS, BECOMING S 7 FT AT 11 SECONDS AND W 4 FT AT
5 SECONDS.
WED
W WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT. SEAS 4 TO
6 FT.
WED NIGHT THROUGH THU NIGHT
SE WINDS 5 TO 10 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.
ANZ230-160600-
BOSTON HARBOR-
104 PM EDT SUN MAR 15 2026
...STORM WARNING IN EFFECT FROM MONDAY EVENING THROUGH LATE
MONDAY NIGHT...
THIS AFTERNOON
SE WINDS 10 TO 15 KT. WAVES AROUND 2 FT.
TONIGHT
SE WINDS 10 TO 15 KT, INCREASING TO 15 TO 20 KT AFTER
MIDNIGHT. GUSTS UP TO 25 KT. WAVES 2 TO 3 FT. A CHANCE OF RAIN
AFTER MIDNIGHT.
MON
SE WINDS 20 TO 25 KT WITH GUSTS UP TO 30 KT. WAVES 2 TO
3 FT. PATCHY FOG. RAIN. VSBY 1 NM OR LESS, INCREASING TO 1 TO
3 NM IN THE AFTERNOON.
MON NIGHT
S WINDS 25 TO 35 KT. GUSTS UP TO 45 KT, INCREASING
TO 55 KT AFTER MIDNIGHT. WAVES AROUND 2 FT, EXCEPT 3 TO 5 FT AT
THE OUTER HARBOR ENTRANCE. PATCHY FOG. RAIN. VSBY 1 TO 3 NM.
TUE
W WINDS 20 TO 25 KT WITH GUSTS UP TO 30 KT. WAVES AROUND
2 FT, EXCEPT 3 TO 5 FT AT THE OUTER HARBOR ENTRANCE. RAIN LIKELY
IN THE MORNING.
TUE NIGHT
W WINDS 20 TO 25 KT. WAVES AROUND 2 FT.
WED THROUGH THU NIGHT
S WINDS 15 TO 20 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.
ANZ236-160600-
NARRAGANSETT BAY-
104 PM EDT SUN MAR 15 2026
...STORM WARNING IN EFFECT FROM MONDAY EVENING THROUGH LATE
MONDAY NIGHT...
THIS AFTERNOON
SE WINDS 5 TO 10 KT. WAVES AROUND 2 FT.
TONIGHT
SE WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT,
INCREASING TO 20 TO 25 KT WITH GUSTS UP TO 30 KT AFTER MIDNIGHT.
WAVES 2 TO 4 FT. PATCHY FOG AFTER MIDNIGHT. RAIN LIKELY AFTER
MIDNIGHT WITH VSBY 1 TO 3 NM.
MON
SE WINDS 25 TO 30 KT, BECOMING S 20 TO 25 KT IN THE
AFTERNOON. WAVES 5 TO 7 FT. PATCHY FOG IN THE MORNING. AREAS OF
DENSE FOG IN THE AFTERNOON. RAIN. A CHANCE OF TSTMS IN THE
MORNING. VSBY 1 NM OR LESS.
MON NIGHT
S WINDS 25 TO 35 KT. GUSTS UP TO 45 KT, INCREASING
TO 55 KT AFTER MIDNIGHT. WAVES 6 TO 9 FT. AT THE BAY ENTRANCE,
WAVES 8 TO 11 FT, BUILDING TO 9 TO 13 FT AFTER MIDNIGHT. AREAS OF
DENSE FOG IN THE EVENING. AREAS OF FOG AFTER MIDNIGHT. RAIN. VSBY
1 NM OR LESS.
TUE
W WINDS 20 TO 25 KT WITH GUSTS UP TO 35 KT. WAVES 5 TO
7 FT. AT THE BAY ENTRANCE, WAVES 7 TO 10 FT, SUBSIDING TO 6 TO
8 FT IN THE AFTERNOON. RAIN LIKELY IN THE MORNING.
TUE NIGHT
W WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT. WAVES
3 TO 5 FT, SUBSIDING TO 2 TO 3 FT AFTER MIDNIGHT. AT THE BAY
ENTRANCE, WAVES 4 TO 6 FT.
WED THROUGH THU NIGHT
S WINDS 5 TO 10 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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