Coastal Waters Forecast
Issued by NWS Boston, MA

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FZUS51 KBOX 181914
CWFBOX

Coastal Waters Forecast
National Weather Service Boston/Norton MA
314 PM EDT Mon Jun 18 2018

Coastal waters from the Merrimack River MA to Watch Hill RI out to
25 NM

ANZ200-190815-
314 PM EDT Mon Jun 18 2018

.Synopsis for Massachusetts and Rhode Island coastal waters...
A cold front will approach the waters into this evening, sweeping
through overnight ahead of which there is the possibility of
showers and thunderstorms, especially over the eastern waters. A
weak wave of low pressure and wet weather is possible Wednesday
night over the S waters, otherwise cooler and drier conditions
beneath high pressure and northwesterly flow for the remainder of
the week, while a warm front lifts north across the waters over
the weekend.

For information on possible hazardous weather beyond the 24-36
hour forecast period, please visit www.weather.gov/boston and
follow the Current Hazards link above the map on the left.

$$

ANZ250-190815-
Coastal waters east of Ipswich Bay and the Stellwagen Bank
National Marine Sanctuary-
314 PM EDT Mon Jun 18 2018

...SMALL CRAFT ADVISORY IN EFFECT THROUGH LATE TONIGHT...

.TONIGHT...SW winds 15 to 20 kt with gusts up to 30 kt. Seas 4 to
7 ft. A chance of showers with a slight chance of tstms this
evening, then showers likely with a chance of tstms after
midnight. Some tstms may produce gusty winds and heavy rainfall.
.TUE...NW winds 10 to 15 kt with gusts up to 20 kt, diminishing
to 5 to 10 kt in the afternoon. Seas 2 to 4 ft. A chance of
showers. Vsby 1 to 3 NM.
.TUE NIGHT...NW winds 5 to 10 kt. Seas 2 to 3 ft.
.WED...W winds around 5 kt, becoming S 10 to 15 kt with gusts up
to 20 kt in the afternoon. Seas 2 to 3 ft.
.WED NIGHT...SW winds 10 to 15 kt. Gusts up to 20 kt in the
evening. Seas 2 to 4 ft.
.THU...N winds 5 to 10 kt, becoming NE in the afternoon. Seas
2 to 3 ft.
.THU NIGHT...SE winds 5 to 10 kt, becoming W after midnight. Seas
1 foot or less.
.FRI...SW winds 5 to 10 kt. Seas around 2 ft.
.FRI NIGHT...S winds 10 to 15 kt with gusts up to 20 kt. Seas
2 to 4 ft.
.SAT...S winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to
4 ft.
.SAT NIGHT...S winds 10 to 15 kt with gusts up to 20 kt. Seas
2 to 4 ft. A chance of showers.

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.

$$

ANZ251-190815-
Massachusetts Bay and Ipswich Bay-
314 PM EDT Mon Jun 18 2018

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 10 PM EDT THIS EVENING...

.TONIGHT...SW winds 10 to 15 kt with gusts up to 25 kt. Seas 2 to
4 ft. A chance of showers with a slight chance of tstms this
evening, then showers likely with a chance of tstms after
midnight. Some tstms may produce gusty winds and heavy rainfall.
.TUE...NW winds 10 to 15 kt, diminishing to 5 to 10 kt in the
afternoon. Seas 2 to 3 ft. A chance of showers.
.TUE NIGHT...NW winds 5 to 10 kt, diminishing to around 5 kt
after midnight. Seas around 2 ft.
.WED...SW winds around 5 kt, becoming S in the afternoon. Seas
around 2 ft.
.WED NIGHT...SW winds 5 to 10 kt. Seas 2 to 3 ft.
.THU...N winds 5 to 10 kt, becoming E in the afternoon. Seas
1 foot or less.
.THU NIGHT...SE winds 5 to 10 kt, becoming W after midnight. Seas
1 foot or less.
.FRI...SW winds 5 to 10 kt. Seas around 2 ft.
.FRI NIGHT...S winds 5 to 10 kt. Seas around 2 ft.
.SAT...S winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to
3 ft.
.SAT NIGHT...S winds 5 to 10 kt with gusts up to 20 kt. Seas 2 to
3 ft. A chance of showers.

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.

$$

ANZ231-190815-
Cape Cod Bay-
314 PM EDT Mon Jun 18 2018

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 10 PM EDT THIS EVENING...

.TONIGHT...SW winds 15 to 20 kt with gusts up to 25 kt. Seas 2 to
4 ft. A chance of showers with a slight chance of tstms. Some
tstms may produce gusty winds and heavy rainfall.
.TUE...NW winds 10 to 15 kt with gusts up to 20 kt, becoming N
5 to 10 kt in the afternoon. Seas 2 to 3 ft. Patchy fog. A chance
of showers. Vsby 1 to 3 NM.
.TUE NIGHT...NW winds around 5 kt. Seas 1 foot or less.
.WED...W winds around 5 kt, becoming S 10 to 15 kt with gusts up
to 20 kt in the afternoon. Seas around 2 ft.
.WED NIGHT...SW winds 10 to 15 kt, diminishing to 5 to 10 kt
after midnight. Seas around 2 ft.
.THU...NW winds 5 to 10 kt, becoming NE in the afternoon. Seas
1 foot or less.
.THU NIGHT...SE winds 5 to 10 kt, becoming W after midnight. Seas
1 foot or less.
.FRI...SW winds 5 to 10 kt. Seas around 2 ft.
.FRI NIGHT...S winds 5 to 10 kt. Seas around 2 ft.
.SAT...S winds 10 to 15 kt with gusts up to 20 kt. Seas around
2 ft.
.SAT NIGHT...S winds around 10 kt with gusts up to 20 kt. Seas
around 2 ft. A chance of showers.

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.

$$

ANZ254-190815-
Coastal waters from Provincetown MA to Chatham MA to Nantucket MA
out 20 nm-
314 PM EDT Mon Jun 18 2018

...SMALL CRAFT ADVISORY IN EFFECT THROUGH TUESDAY MORNING...

.TONIGHT...SW winds 15 to 20 kt with gusts up to 30 kt. Seas 4 to
7 ft. Patchy fog. A chance of showers with a slight chance of
tstms. Some tstms may produce gusty winds and heavy rainfall.
Vsby 1 NM or less.
.TUE...W winds 15 to 20 kt with gusts up to 25 kt, becoming N
5 to 10 kt in the afternoon. Seas 3 to 5 ft. Patchy fog. A chance
of showers. Vsby 1 NM or less.
.TUE NIGHT...NW winds 5 to 10 kt. Seas 2 to 4 ft.
.WED...W winds around 5 kt, becoming S in the afternoon. Seas
2 to 3 ft.
.WED NIGHT...SW winds 10 to 15 kt with gusts up to 20 kt,
diminishing to 5 to 10 kt after midnight. Seas 2 to 3 ft.
.THU...NW winds 5 to 10 kt, becoming NE in the afternoon. Seas
2 to 3 ft.
.THU NIGHT...E winds 5 to 10 kt, becoming NW after midnight. Seas
around 2 ft.
.FRI...S winds 5 to 10 kt. Seas around 2 ft.
.FRI NIGHT...S winds 5 to 10 kt. Seas 2 to 3 ft.
.SAT...S winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to
3 ft.
.SAT NIGHT...S winds 10 to 15 kt with gusts up to 20 kt. Seas
2 to 4 ft. A chance of showers.

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.

$$

ANZ255-190815-
Coastal Waters extending out to 25 nm South of Marthas Vineyard
and Nantucket-
314 PM EDT Mon Jun 18 2018

...SMALL CRAFT ADVISORY IN EFFECT THROUGH TUESDAY MORNING...

.TONIGHT...SW winds 15 to 20 kt, increasing to 20 to 25 kt after
midnight. Seas 5 to 7 ft. Patchy fog. A chance of showers with a
slight chance of tstms. Some tstms may produce gusty winds and
heavy rainfall. Vsby 1 NM or less.
.TUE...W winds 15 to 20 kt with gusts up to 25 kt, becoming NW
5 to 10 kt in the afternoon. Seas 4 to 6 ft. Patchy fog. Vsby
1 NM or less.
.TUE NIGHT...SW winds around 5 kt, becoming NW around 5 kt after
midnight. Seas 2 to 4 ft. Patchy fog. Vsby 1 to 3 NM.
.WED...NW winds around 5 kt, becoming S in the afternoon. Seas
2 to 3 ft. Patchy fog. Vsby 1 to 3 NM.
.WED NIGHT...SW winds 5 to 10 kt. Seas 2 to 3 ft. A chance of
showers.
.THU...W winds 5 to 10 kt, becoming NE in the afternoon. Seas
around 2 ft. A chance of showers. Vsby 1 to 3 NM.
.THU NIGHT...NE winds 5 to 10 kt. Seas around 2 ft.
.FRI...E winds 5 to 10 kt. Seas around 2 ft.
.FRI NIGHT...S winds 5 to 10 kt. Seas around 2 ft.
.SAT...SE winds around 10 kt with gusts up to 20 kt. Seas 2 to
3 ft.
.SAT NIGHT...S winds 10 to 15 kt with gusts up to 20 kt. Seas
2 to 4 ft. A chance of showers.

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.

$$

ANZ256-190815-
Coastal Waters from Montauk NY to Marthas Vineyard extending out
to 20 nm South of Block Island-
314 PM EDT Mon Jun 18 2018

...SMALL CRAFT ADVISORY IN EFFECT THROUGH TUESDAY MORNING...

.TONIGHT...SW winds 15 to 20 kt, increasing to 20 to 25 kt after
midnight. Seas 4 to 7 ft. Patchy fog. A chance of showers with a
slight chance of tstms. Some tstms may produce gusty winds and
heavy rainfall. Vsby 1 NM or less.
.TUE...W winds 15 to 20 kt with gusts up to 25 kt, diminishing to
5 to 10 kt in the afternoon. Seas 4 to 6 ft. Patchy fog. Vsby
1 NM or less.
.TUE NIGHT...SW winds around 5 kt, becoming NE around 5 kt after
midnight. Seas 2 to 4 ft. Patchy fog. Vsby 1 to 3 NM.
.WED...SE winds around 5 kt, becoming S in the afternoon. Seas
2 to 3 ft.
.WED NIGHT...SW winds 5 to 10 kt. Seas 2 to 3 ft. A chance of
showers. Vsby 1 to 3 NM.
.THU...N winds 5 to 10 kt, becoming E in the afternoon. Seas 2 to
3 ft. A chance of showers.
.THU NIGHT...NE winds 5 to 10 kt. Seas 2 to 3 ft.
.FRI...E winds 5 to 10 kt. Seas around 2 ft.
.FRI NIGHT...S winds 5 to 10 kt. Seas around 2 ft.
.SAT...SE winds 5 to 10 kt with gusts up to 20 kt. Seas 2 to
3 ft.
.SAT NIGHT...S winds 10 to 15 kt with gusts up to 20 kt. Seas
3 to 4 ft. A chance of showers.

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.

$$

ANZ232-190815-
Nantucket Sound-
314 PM EDT Mon Jun 18 2018

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 10 PM EDT THIS EVENING...

.TONIGHT...SW winds 15 to 20 kt with gusts up to 25 kt. Seas 2 to
4 ft. Patchy fog. A chance of showers with a slight chance of
tstms. Some tstms may produce gusty winds and heavy rainfall.
Vsby 1 NM or less.
.TUE...NW winds 15 to 20 kt, becoming N 5 to 10 kt in the
afternoon. Seas 2 to 4 ft. Patchy fog. Vsby 1 NM or less.
.TUE NIGHT...NW winds 5 to 10 kt, diminishing to around 5 kt
after midnight. Seas around 2 ft.
.WED...W winds around 5 kt, becoming SW in the afternoon. Seas
around 2 ft.
.WED NIGHT...SW winds 5 to 10 kt. Seas around 2 ft.
.THU...NW winds 5 to 10 kt, becoming NE in the afternoon. Seas
around 2 ft.
.THU NIGHT...E winds 5 to 10 kt, becoming N after midnight. Seas
1 foot or less.
.FRI...SW winds 5 to 10 kt. Seas around 2 ft.
.FRI NIGHT...S winds 5 to 10 kt. Seas around 2 ft.
.SAT...S winds around 10 kt with gusts up to 20 kt. Seas around
2 ft.
.SAT NIGHT...S winds 10 to 15 kt with gusts up to 20 kt. Seas
2 to 3 ft. A chance of showers.

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.

$$

ANZ233-190815-
Vineyard Sound-
314 PM EDT Mon Jun 18 2018

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 10 PM EDT THIS EVENING...

.TONIGHT...SW winds 15 to 20 kt with gusts up to 25 kt. Seas 3 to
5 ft. Patchy fog. A chance of showers with a slight chance of
tstms. Some tstms may produce gusty winds and heavy rainfall.
Vsby 1 NM or less this evening.
.TUE...NW winds 10 to 15 kt with gusts up to 20 kt, diminishing
to around 5 kt in the afternoon. Seas 2 to 4 ft. Patchy fog. Vsby
1 to 3 NM.
.TUE NIGHT...SW winds around 5 kt, becoming NW around 5 kt after
midnight. Seas around 2 ft.
.WED...E winds around 5 kt, becoming SW 10 to 15 kt in the
afternoon. Seas around 2 ft.
.WED NIGHT...SW winds 5 to 10 kt. Seas around 2 ft. A chance of
showers.
.THU...NW winds 5 to 10 kt, becoming NE in the afternoon. Seas
around 2 ft.
.THU NIGHT...E winds 5 to 10 kt, becoming N after midnight. Seas
1 foot or less.
.FRI...E winds 5 to 10 kt. Seas around 2 ft.
.FRI NIGHT...S winds 5 to 10 kt. Seas around 2 ft.
.SAT...S winds around 10 kt with gusts up to 20 kt. Seas around
2 ft.
.SAT NIGHT...S winds around 10 kt with gusts up to 20 kt. Seas
2 to 3 ft. A chance of showers.

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.

$$

ANZ234-190815-
Buzzards Bay-
314 PM EDT Mon Jun 18 2018

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 10 PM EDT THIS EVENING...

.TONIGHT...SW winds 15 to 20 kt with gusts up to 25 kt. Seas 2 to
4 ft. Patchy fog. A chance of showers with a slight chance of
tstms. Some tstms may produce gusty winds and heavy rainfall.
Vsby 1 NM or less this evening.
.TUE...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. Patchy fog. Vsby
1 to 3 NM.
.TUE NIGHT...NW winds around 5 kt. Seas around 2 ft.
.WED...NW winds around 5 kt, becoming SW 10 to 15 kt in the
afternoon. Seas around 2 ft.
.WED NIGHT...SW winds 5 to 10 kt. Seas around 2 ft. A chance of
showers. Vsby 1 to 3 NM.
.THU...N winds 5 to 10 kt, becoming NE in the afternoon. Seas
1 foot or less.
.THU NIGHT...E winds 5 to 10 kt, becoming NW after midnight. Seas
1 foot or less.
.FRI...SW winds 5 to 10 kt. Seas 1 foot or less.
.FRI NIGHT...S winds 5 to 10 kt. Seas 1 foot or less.
.SAT...S winds 5 to 10 kt with gusts up to 20 kt. Seas around
2 ft.
.SAT NIGHT...S winds 5 to 10 kt with gusts up to 20 kt. Seas
around 2 ft. A chance of showers.

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.

$$

ANZ235-190815-
Rhode Island Sound-
314 PM EDT Mon Jun 18 2018

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 10 PM EDT THIS EVENING...

.TONIGHT...SW winds 15 to 20 kt with gusts up to 25 kt. Seas 4 to
6 ft. A chance of showers with a slight chance of tstms. Patchy
fog this evening. Some tstms may produce gusty winds and heavy
rainfall. Vsby 1 NM or less, increasing to 1 to 3 NM after
midnight.
.TUE...NW winds 15 to 20 kt, diminishing to 5 to 10 kt in the
afternoon. Seas 3 to 5 ft. Patchy fog. Vsby 1 to 3 NM.
.TUE NIGHT...SW winds around 5 kt, becoming NW around 5 kt after
midnight. Seas 2 to 3 ft.
.WED...SE winds around 5 kt, becoming S 10 to 15 kt in the
afternoon. Seas around 2 ft.
.WED NIGHT...SW winds 10 to 15 kt, becoming W 5 to 10 kt after
midnight. Seas around 2 ft. A chance of showers. Vsby 1 to 3 NM.
.THU...N winds 5 to 10 kt, becoming E in the afternoon. Seas
around 2 ft.
.THU NIGHT...E winds 5 to 10 kt, becoming N after midnight. Seas
around 2 ft.
.FRI...E winds 5 to 10 kt. Seas around 2 ft.
.FRI NIGHT...S winds 5 to 10 kt. Seas around 2 ft.
.SAT...S winds 5 to 10 kt with gusts up to 20 kt. Seas 2 to 3 ft.
.SAT NIGHT...S winds 10 to 15 kt with gusts up to 20 kt. Seas
2 to 4 ft. A chance of showers.

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.

$$

ANZ237-190815-
Block Island Sound-
314 PM EDT Mon Jun 18 2018

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 10 PM EDT THIS EVENING...

.TONIGHT...SW winds 10 to 15 kt, increasing to 15 to 20 kt after
midnight. Gusts up to 25 kt. Seas 4 to 6 ft. A chance of showers
with a slight chance of tstms. Patchy fog this evening. Some
tstms may produce gusty winds and heavy rainfall. Vsby 1 NM or
less this evening.
.TUE...NW winds 10 to 15 kt with gusts up to 20 kt, diminishing
to 5 to 10 kt in the afternoon. Seas 2 to 4 ft.
.TUE NIGHT...NW winds 5 to 10 kt, becoming N after midnight. Seas
2 to 3 ft.
.WED...SE winds around 5 kt, becoming S in the afternoon. Seas
around 2 ft.
.WED NIGHT...SW winds 5 to 10 kt. Seas around 2 ft. Patchy fog. A
chance of showers. Vsby 1 to 3 NM.
.THU...N winds 5 to 10 kt, becoming E in the afternoon. Seas
around 2 ft.
.THU NIGHT...NE winds 5 to 10 kt. Seas around 2 ft.
.FRI...SE winds 5 to 10 kt. Seas around 2 ft.
.FRI NIGHT...S winds 5 to 10 kt. Seas around 2 ft.
.SAT...SE winds 5 to 10 kt with gusts up to 20 kt. Seas 2 to
3 ft.
.SAT NIGHT...S winds 5 to 10 kt with gusts up to 20 kt. Seas 2 to
4 ft. A chance of showers.

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.

$$

ANZ230-190815-
Boston Harbor-
314 PM EDT Mon Jun 18 2018

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 10 PM EDT THIS EVENING...

.TONIGHT...SW winds 10 to 15 kt. Gusts up to 25 kt this evening.
Waves around 2 ft. A chance of showers with a slight chance of
tstms this evening, then showers likely with a chance of tstms
after midnight. Some tstms may produce gusty winds and heavy
rainfall.
.TUE...NW winds around 10 kt with gusts up to 20 kt. Waves 1 foot
or less. A chance of showers.
.TUE NIGHT...NW winds 5 to 10 kt. Waves 1 foot or less.
.WED...SW winds around 5 kt, increasing to 5 to 10 kt in the
afternoon. Waves 1 foot or less.
.WED NIGHT...SW winds around 5 kt. Waves 1 foot or less.
.THU...N winds 5 to 10 kt, becoming E in the afternoon. Waves
1 foot or less.
.THU NIGHT...SE winds around 5 kt, becoming W after midnight.
Waves 1 foot or less.
.FRI...SW winds around 5 kt. Waves 1 foot or less.
.FRI NIGHT...S winds 5 to 10 kt. Waves 1 foot or less.
.SAT...S winds 5 to 10 kt with gusts up to 20 kt. Waves around
2 ft.
.SAT NIGHT...S winds 5 to 10 kt with gusts up to 20 kt. Waves
around 2 ft. A chance of showers.

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.

$$

ANZ236-190815-
Narragansett Bay-
314 PM EDT Mon Jun 18 2018

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 10 PM EDT THIS EVENING...

.TONIGHT...SW winds 10 to 15 kt. Gusts up to 25 kt this evening.
Waves 2 to 4 ft. A chance of showers with a slight chance of
tstms. Some tstms may produce gusty winds and heavy rainfall.
.TUE...NW winds 10 to 15 kt, diminishing to 5 to 10 kt in the
afternoon. Waves 2 to 4 ft.
.TUE NIGHT...NW winds 5 to 10 kt, becoming N after midnight.
Waves 2 to 3 ft.
.WED...E winds around 5 kt, becoming S in the afternoon. Waves
around 2 ft.
.WED NIGHT...SW winds 5 to 10 kt. Waves around 2 ft.
.THU...N winds around 5 kt, becoming NE in the afternoon. Waves
1 foot or less.
.THU NIGHT...E winds 5 to 10 kt, becoming N after midnight. Waves
1 foot or less.
.FRI...SE winds 5 to 10 kt. Waves 1 foot or less.
.FRI NIGHT...S winds 5 to 10 kt. Waves 1 foot or less.
.SAT...S winds 5 to 10 kt with gusts up to 20 kt. Waves around
2 ft.
.SAT NIGHT...S winds 5 to 10 kt with gusts up to 20 kt. Waves
around 2 ft. A chance of showers.

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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