Coastal Waters Forecast
Issued by NWS Boston, MA

Current Version | Previous Version | Graphics & Text | Print | Product List | Glossary Off
Versions: 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50

783
FZUS51 KBOX 271413
CWFBOX

Coastal Waters Forecast
National Weather Service Taunton MA
1013 AM EDT Tue Jun 27 2017

COASTAL WATERS FROM THE MERRIMACK RIVER MA TO WATCH HILL RI OUT TO
25 NM

ANZ200-280315-
1013 AM EDT Tue Jun 27 2017

.Synopsis for Massachusetts and Rhode Island coastal waters...
A cold front will result in scattered showers and TSTMS this
afternoon and this evening. High pres builds south of the waters
Wed. A warm front will lift north through New Eng Thu with gusty  SW
winds developing late Thu into Fri and lasting through Sat.

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.

$$

ANZ250-280315-
Coastal waters east of Ipswich Bay and the Stellwagen Bank
National Marine Sanctuary-
1013 AM EDT Tue Jun 27 2017

.THIS AFTERNOON...S winds 5 to 10 kt, increasing to 10 to 15 kt
with gusts up to 20 kt. Seas 2 to 3 ft. Scattered showers with
isolated tstms. Some tstms may produce gusty winds, and small
hail.
.TONIGHT...S winds 10 to 15 kt with gusts up to 20 kt, becoming W
5 to 10 kt after midnight. Seas 2 to 4 ft. Scattered showers.
.WED...W winds 5 to 10 kt. Seas around 2 ft.
.WED NIGHT...SW winds 5 to 10 kt. Seas around 2 ft.
.THU...SW winds 5 to 10 kt, becoming S 15 to 20 kt with gusts up
to 25 kt in the afternoon. Seas 2 to 4 ft.
.THU NIGHT...SW winds 15 to 20 kt with gusts up to 25 kt. Seas
4 to 6 ft. A chance of showers.
.FRI...SW winds 10 to 15 kt with gusts up to 25 kt. Seas 3 to
5 ft. A chance of showers.
.FRI NIGHT...SW winds 10 to 15 kt with gusts up to 20 kt. Seas
2 to 4 ft.
.SAT...SW winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to
4 ft.
.SAT NIGHT...SW winds 15 to 20 kt with gusts up to 25 kt. Seas
2 to 4 ft. A chance of showers and tstms.

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.

$$

ANZ251-280315-
Massachusetts Bay and Ipswich Bay-
1013 AM EDT Tue Jun 27 2017

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 8 PM EDT THIS EVENING...

.THIS AFTERNOON...S winds 5 to 10 kt, increasing to 10 to 15 kt
with gusts up to 20 kt. Seas 2 to 3 ft. Scattered showers with
isolated tstms. Some tstms may produce gusty winds, and small
hail.
.TONIGHT...SW winds 5 to 10 kt with gusts up to 20 kt, becoming W
after midnight. Seas 2 to 3 ft. Scattered showers.
.WED...W winds around 5 kt. Seas around 2 ft.
.WED NIGHT...SW winds 5 to 10 kt. Seas 1 foot or less.
.THU...SW winds 5 to 10 kt, becoming S 15 to 20 kt with gusts up
to 25 kt in the afternoon. Seas 2 to 3 ft.
.THU NIGHT...S winds 15 to 20 kt, becoming SW 10 to 15 kt after
midnight. Gusts up to 25 kt. Seas 2 to 4 ft. A chance of showers.
.FRI...SW winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to
3 ft. A chance of showers.
.FRI NIGHT...SW winds 5 to 10 kt. Seas 2 to 3 ft.
.SAT...S winds 10 to 15 kt with gusts up to 20 kt. Seas around
2 ft.
.SAT NIGHT...SW winds 10 to 15 kt with gusts up to 20 kt. Seas
2 to 3 ft. A chance of showers and tstms.

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.

$$

ANZ231-280315-
Cape Cod Bay-
1013 AM EDT Tue Jun 27 2017

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 8 PM EDT THIS EVENING...

.THIS AFTERNOON...S winds 5 to 10 kt, increasing to 10 to 15 kt
with gusts up to 20 kt. Seas around 2 ft. Scattered showers with
isolated tstms. Some tstms may produce gusty winds, and small
hail.
.TONIGHT...S winds 10 to 15 kt with gusts up to 20 kt, becoming W
around 5 kt after midnight. Seas around 2 ft. Scattered showers.
.WED...W winds 5 to 10 kt. Seas 1 foot or less.
.WED NIGHT...SW winds 5 to 10 kt. Seas 1 foot or less.
.THU...SW winds 5 to 10 kt, becoming S 15 to 20 kt with gusts up
to 25 kt in the afternoon. Seas 2 to 3 ft.
.THU NIGHT...SW winds 15 to 20 kt with gusts up to 25 kt. Seas
2 to 4 ft. A chance of showers.
.FRI...SW winds 15 to 20 kt with gusts up to 25 kt. Seas 2 to
3 ft.
.FRI NIGHT...SW winds 10 to 15 kt with gusts up to 20 kt. Seas
around 2 ft.
.SAT...SW winds 10 to 15 kt with gusts up to 20 kt. Seas around
2 ft.
.SAT NIGHT...SW winds 10 to 15 kt with gusts up to 20 kt. Seas
around 2 ft. A chance of showers and tstms.

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.

$$

ANZ254-280315-
Coastal waters from Provincetown MA to Chatham MA to Nantucket MA
out 20 nm-
1013 AM EDT Tue Jun 27 2017

.THIS AFTERNOON...S winds 5 to 10 kt, increasing to 10 to 15 kt
with gusts up to 25 kt. Seas 2 to 3 ft.
.TONIGHT...S winds 10 to 15 kt with gusts up to 20 kt, becoming
SW around 5 kt after midnight. Seas 2 to 3 ft.
.WED...W winds 5 to 10 kt. Gusts up to 25 kt in the afternoon.
Seas 2 to 3 ft.
.WED NIGHT...SW winds 5 to 10 kt. Gusts up to 25 kt in the
evening. Seas 2 to 4 ft.
.THU...SW winds 5 to 10 kt, becoming S 15 to 20 kt with gusts up
to 25 kt in the afternoon. Seas 2 to 4 ft.
.THU NIGHT...SW winds 15 to 20 kt with gusts up to 25 kt. Seas
4 to 6 ft. A chance of showers.
.FRI...SW winds 15 to 20 kt with gusts up to 25 kt. Seas 4 to
6 ft. A chance of showers.
.FRI NIGHT...SW winds 15 to 20 kt. Seas 4 to 6 ft.
.SAT...SW winds 10 to 15 kt with gusts up to 20 kt. Seas 3 to
5 ft.
.SAT NIGHT...SW winds around 15 kt with gusts up to 20 kt. Seas
2 to 4 ft. A chance of showers and tstms.

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.

$$

ANZ255-280315-
Coastal Waters extending out to 25 nm South of Marthas Vineyard
and Nantucket-
1013 AM EDT Tue Jun 27 2017

.THIS AFTERNOON...S winds 5 to 10 kt. Gusts up to 20 kt. Seas
2 to 3 ft.
.TONIGHT...S winds 5 to 10 kt, becoming W after midnight. Seas
2 to 3 ft.
.WED...W winds 5 to 10 kt, increasing to 10 to 15 kt with gusts
up to 25 kt in the afternoon. Seas 2 to 3 ft.
.WED NIGHT...SW winds 10 to 15 kt with gusts up to 20 kt,
becoming W 5 to 10 kt after midnight. Seas 2 to 4 ft.
.THU...SW winds 10 to 15 kt, increasing to 15 to 20 kt with gusts
up to 25 kt in the afternoon. Seas 2 to 4 ft.
.THU NIGHT...SW winds 15 to 20 kt with gusts up to 25 kt. Seas
4 to 7 ft.
.FRI...SW winds 15 to 20 kt with gusts up to 25 kt. Seas 5 to
8 ft.
.FRI NIGHT...SW winds 15 to 20 kt. Seas 4 to 7 ft.
.SAT...SW winds around 15 kt with gusts up to 20 kt. Seas 3 to
5 ft.
.SAT NIGHT...SW winds around 15 kt with gusts up to 20 kt. Seas
3 to 4 ft. A chance of showers and tstms.

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.

$$

ANZ256-280315-
Coastal Waters from Montauk NY to Marthas Vineyard extending out
to 20 nm South of Block Island-
1013 AM EDT Tue Jun 27 2017

.THIS AFTERNOON...S winds 5 to 10 kt, increasing to 10 to 15 kt
with gusts up to 20 kt. Seas 2 to 3 ft.
.TONIGHT...SW winds 10 to 15 kt, becoming W 5 to 10 kt after
midnight. Seas 2 to 3 ft.
.WED...W winds 5 to 10 kt, becoming SW 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 with gusts up to 20 kt. Seas
3 to 4 ft.
.THU...SW winds 10 to 15 kt, becoming S 20 to 25 kt in the
afternoon. Seas 3 to 5 ft.
.THU NIGHT...SW winds 20 to 25 kt with gusts up to 30 kt. Seas
5 to 8 ft.
.FRI...SW winds 15 to 20 kt with gusts up to 25 kt. Seas 5 to
8 ft.
.FRI NIGHT...SW winds 15 to 20 kt with gusts up to 25 kt. Seas
4 to 7 ft.
.SAT...SW winds around 15 kt with gusts up to 20 kt. Seas 3 to
5 ft.
.SAT NIGHT...SW winds around 15 kt with gusts up to 20 kt. Seas
3 to 4 ft. A chance of showers and tstms.

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.

$$

ANZ232-280315-
Nantucket Sound-
1013 AM EDT Tue Jun 27 2017

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 8 PM EDT THIS EVENING...

.THIS AFTERNOON...S winds 5 to 10 kt, increasing to 10 to 15 kt
with gusts up to 20 kt. Seas around 2 ft.
.TONIGHT...S winds 5 to 10 kt with gusts up to 20 kt, becoming W
after midnight. Seas around 2 ft.
.WED...W winds 5 to 10 kt. Gusts up to 25 kt in the afternoon.
Seas 2 to 3 ft.
.WED NIGHT...SW winds 5 to 10 kt. Gusts up to 25 kt in the
evening. Seas 2 to 3 ft.
.THU...SW winds 5 to 10 kt, increasing to 15 to 20 kt with gusts
up to 25 kt in the afternoon. Seas 2 to 3 ft.
.THU NIGHT...SW winds 15 to 20 kt with gusts up to 25 kt. Seas
2 to 4 ft. A chance of showers.
.FRI...SW winds 15 to 20 kt with gusts up to 25 kt. Seas 2 to
4 ft.
.FRI NIGHT...SW winds around 15 kt with gusts up to 20 kt. Seas
2 to 4 ft.
.SAT...SW winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to
3 ft.
.SAT NIGHT...SW winds around 15 kt with gusts up to 20 kt. Seas
2 to 3 ft. A chance of showers and tstms.

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.

$$

ANZ233-280315-
Vineyard Sound-
1013 AM EDT Tue Jun 27 2017

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 8 PM EDT THIS EVENING...

.THIS AFTERNOON...SW winds 5 to 10 kt, becoming S 10 to 15 kt
with gusts up to 20 kt. Seas 2 to 3 ft. Isolated showers and
tstms. Some tstms may produce gusty winds, and small hail.
.TONIGHT...SW winds 5 to 10 kt, becoming W after midnight. Seas
2 to 3 ft.
.WED...W winds 5 to 10 kt, becoming SW 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 with gusts up to 20 kt,
diminishing to 5 to 10 kt after midnight. Seas 2 to 3 ft.
.THU...SW winds 5 to 10 kt, increasing to 15 to 20 kt with gusts
up to 25 kt in the afternoon. Seas 2 to 4 ft.
.THU NIGHT...SW winds 15 to 20 kt with gusts up to 25 kt. Seas
3 to 5 ft. A chance of showers.
.FRI...SW winds 15 to 20 kt with gusts up to 25 kt. Seas 3 to
5 ft.
.FRI NIGHT...SW winds 10 to 15 kt with gusts up to 20 kt. Seas
3 to 5 ft.
.SAT...SW winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to
3 ft.
.SAT NIGHT...SW winds around 15 kt with gusts up to 20 kt. Seas
2 to 3 ft. A chance of showers and tstms.

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.

$$

ANZ234-280315-
Buzzards Bay-
1013 AM EDT Tue Jun 27 2017

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 8 PM EDT THIS EVENING...

.THIS AFTERNOON...S winds 5 to 10 kt, increasing to 10 to 15 kt
with gusts up to 25 kt. Seas 2 to 3 ft. Scattered showers with
isolated tstms. Some tstms may produce gusty winds, and small
hail.
.TONIGHT...SW winds 5 to 10 kt with gusts up to 20 kt, becoming W
after midnight. Seas around 2 ft. Scattered showers.
.WED...W winds 5 to 10 kt, becoming SW 10 to 15 kt with gusts up
to 20 kt in the afternoon. Seas around 2 ft.
.WED NIGHT...SW winds 5 to 10 kt. Seas around 2 ft.
.THU...SW winds 5 to 10 kt with gusts up to 20 kt, increasing to
15 to 20 kt with gusts up to 30 kt in the afternoon. Seas 2 to
4 ft.
.THU NIGHT...SW winds 15 to 20 kt with gusts up to 25 kt. Seas
3 to 5 ft. A chance of showers.
.FRI...SW winds 10 to 15 kt with gusts up to 25 kt. Seas 2 to
4 ft.
.FRI NIGHT...SW winds 10 to 15 kt with gusts up to 20 kt. Seas
2 to 4 ft.
.SAT...SW winds 10 to 15 kt with gusts up to 25 kt. Seas 2 to
4 ft.
.SAT NIGHT...SW winds 10 to 15 kt with gusts up to 20 kt. Seas
around 2 ft. A chance of showers and tstms.

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.

$$

ANZ235-280315-
Rhode Island Sound-
1013 AM EDT Tue Jun 27 2017

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 8 PM EDT THIS EVENING...

.THIS AFTERNOON...S winds 5 to 10 kt, increasing to 10 to 15 kt
with gusts up to 20 kt. Seas 2 to 3 ft. Isolated showers and
tstms. Some tstms may produce gusty winds, and small hail.
.TONIGHT...SW winds 10 to 15 kt, becoming W 5 to 10 kt after
midnight. Seas 2 to 3 ft.
.WED...W winds 5 to 10 kt, becoming SW 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...SW winds 10 to 15 kt, becoming S 20 to 25 kt in the
afternoon. Seas 2 to 4 ft.
.THU NIGHT...SW winds 20 to 25 kt. Seas 4 to 7 ft. A chance of
showers.
.FRI...SW winds 15 to 20 kt with gusts up to 25 kt. Seas 4 to
7 ft.
.FRI NIGHT...SW winds 10 to 15 kt with gusts up to 20 kt. Seas
4 to 6 ft.
.SAT...SW winds 10 to 15 kt with gusts up to 25 kt. Seas 2 to
4 ft.
.SAT NIGHT...SW winds 10 to 15 kt with gusts up to 20 kt. Seas
2 to 4 ft. A chance of showers and tstms.

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.

$$

ANZ237-280315-
Block Island Sound-
1013 AM EDT Tue Jun 27 2017

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 8 PM EDT THIS EVENING...

.THIS AFTERNOON...S winds 5 to 10 kt, increasing to 10 to 15 kt
with gusts up to 20 kt. Seas 2 to 3 ft. Isolated showers and
tstms. Some tstms may produce gusty winds, and small hail.
.TONIGHT...SW winds 5 to 10 kt with gusts up to 20 kt, becoming W
after midnight. Seas 2 to 3 ft.
.WED...W winds 5 to 10 kt, becoming SW 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 with gusts up to 20 kt,
diminishing to 5 to 10 kt after midnight. Seas 2 to 4 ft.
.THU...SW winds 10 to 15 kt, becoming S 15 to 20 kt with gusts up
to 25 kt in the afternoon. Seas 2 to 4 ft.
.THU NIGHT...SW winds 15 to 20 kt with gusts up to 25 kt. Seas
4 to 6 ft. A chance of showers.
.FRI...SW winds 15 to 20 kt with gusts up to 25 kt. Seas 4 to
6 ft.
.FRI NIGHT...SW winds 10 to 15 kt with gusts up to 20 kt. Seas
3 to 5 ft.
.SAT...SW winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to
4 ft.
.SAT NIGHT...SW winds 10 to 15 kt with gusts up to 20 kt. Seas
2 to 4 ft. A chance of showers and tstms.

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.

$$

ANZ230-280315-
Boston Harbor-
1013 AM EDT Tue Jun 27 2017

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 8 PM EDT THIS EVENING...

.THIS AFTERNOON...S winds around 5 kt, increasing to 10 to 15 kt
with gusts up to 25 kt. Seas around 2 ft. Scattered showers with
isolated tstms. Some tstms may produce gusty winds, and small
hail.
.TONIGHT...W winds 5 to 10 kt. Gusts up to 20 kt in the evening.
Seas around 2 ft. Scattered showers.
.WED...W winds 5 to 10 kt. Seas 1 foot or less.
.WED NIGHT...W winds 5 to 10 kt. Seas 1 foot or less.
.THU...SW winds around 5 kt, becoming S 10 to 15 kt with gusts up
to 25 kt in the afternoon. Seas around 2 ft.
.THU NIGHT...SW winds 10 to 15 kt with gusts up to 25 kt. Seas
around 2 ft. A chance of showers.
.FRI...SW winds 5 to 10 kt with gusts up to 20 kt. Seas around
2 ft. A chance of showers and tstms.
.FRI NIGHT...SW winds 5 to 10 kt. Seas 1 foot or less.
.SAT...SW winds 5 to 10 kt with gusts up to 20 kt. Seas around
2 ft.
.SAT NIGHT...SW winds 5 to 10 kt with gusts up to 20 kt. Seas
around 2 ft. A chance of showers and tstms.

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.

$$

ANZ236-280315-
Narragansett Bay-
1013 AM EDT Tue Jun 27 2017

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 8 PM EDT THIS EVENING...

.THIS AFTERNOON...S winds 5 to 10 kt, increasing to 10 to 15 kt
with gusts up to 25 kt. Seas 2 to 3 ft. Scattered showers with
isolated tstms. Some tstms may produce gusty winds, and small
hail.
.TONIGHT...SW winds 5 to 10 kt with gusts up to 20 kt, becoming W
after midnight. Seas 2 to 3 ft. Scattered showers.
.WED...W winds 5 to 10 kt. Gusts up to 20 kt in the afternoon.
Seas 1 foot or less.
.WED NIGHT...SW winds 5 to 10 kt. Seas 1 foot or less.
.THU...SW winds 5 to 10 kt with gusts up to 20 kt, becoming S
15 to 20 kt with gusts up to 30 kt in the afternoon. Seas 2 to
3 ft.
.THU NIGHT...S winds 15 to 20 kt, becoming SW 10 to 15 kt after
midnight. Gusts up to 30 kt. Seas 2 to 4 ft. A chance of showers.
.FRI...SW winds 10 to 15 kt with gusts up to 25 kt. Seas 2 to
4 ft.
.FRI NIGHT...SW winds 10 to 15 kt with gusts up to 20 kt. Seas
2 to 4 ft.
.SAT...SW winds 10 to 15 kt with gusts up to 25 kt. Seas 2 to
3 ft.
.SAT NIGHT...SW winds 10 to 15 kt with gusts up to 20 kt. Seas
around 2 ft. A chance of showers and tstms.

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.

$$

For the latest updates...please visit our webpage at
www.weather.gov/boston

You can follow us on Facebook at
www.facebook.com/NWSBoston

You can follow us on Twitter at
@NWSBoston



USA.gov is the U.S. government's official web portal to all federal, state and local government web resources and services.