Coastal Waters Forecast
Issued by NWS Boston, MA

Home | Current Version | Previous Version | Text Only | Print | Product List | Glossary On
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
000
FZUS51 KBOX 172316
CWFBOX

Coastal Waters Forecast
National Weather Service Taunton MA
716 PM EDT Tue Oct 17 2017

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

ANZ200-181200-
716 PM EDT Tue Oct 17 2017

.Synopsis for Massachusetts and Rhode Island coastal waters...
Large high pressure will settle across the waters this week. A cold
front is expected to cross the region early Fri.

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.

$$

ANZ250-181200-
Coastal waters east of Ipswich Bay and the Stellwagen Bank
National Marine Sanctuary-
716 PM EDT Tue Oct 17 2017

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

.TONIGHT...SW winds 15 to 20 kt with gusts up to 25 kt. Seas 3 to
5 ft.
.WED...W winds 10 to 15 kt with gusts up to 25 kt, becoming SW
5 to 10 kt in the afternoon. Seas 2 to 4 ft.
.WED NIGHT...SW winds 5 to 10 kt. 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 3 to 5 ft.
.THU NIGHT...SW winds 15 to 20 kt with gusts up to 30 kt. Seas
4 to 6 ft.
.FRI...NW winds 10 to 15 kt with gusts up to 25 kt. Seas 3 to
5 ft.
.FRI NIGHT...NW winds 5 to 10 kt. Seas 2 to 4 ft.
.SAT...W winds 5 to 10 kt. Seas 2 to 3 ft.
.SAT NIGHT...SW winds 5 to 10 kt. Seas 2 to 4 ft.
.SUN...SW winds 10 to 15 kt. Seas 2 to 4 ft.
.SUN NIGHT...SW 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.

$$

ANZ251-181200-
Massachusetts Bay and Ipswich Bay-
716 PM EDT Tue Oct 17 2017

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 7 AM EDT WEDNESDAY...

.TONIGHT...SW winds 10 to 15 kt with gusts up to 25 kt. Seas 2 to
4 ft.
.WED...W winds 10 to 15 kt with gusts up to 20 kt, becoming SW
5 to 10 kt in the afternoon. Seas 2 to 4 ft.
.WED NIGHT...SW winds 5 to 10 kt. Seas 2 to 3 ft.
.THU...SW winds 5 to 10 kt, becoming S 10 to 15 kt with gusts up
to 20 kt in the afternoon. Seas 2 to 3 ft.
.THU NIGHT...SW winds 10 to 15 kt with gusts up to 25 kt. Seas
2 to 4 ft.
.FRI...NW winds 10 to 15 kt, diminishing to 5 to 10 kt in the
afternoon. Gusts up to 20 kt. Seas 2 to 3 ft.
.FRI NIGHT...NW winds 5 to 10 kt. Seas 2 to 3 ft.
.SAT...W winds 5 to 10 kt. Seas 2 to 3 ft.
.SAT NIGHT...SW winds 5 to 10 kt. Seas 2 to 3 ft.
.SUN...SW winds 5 to 10 kt. Seas 2 to 3 ft.
.SUN NIGHT...SW 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.

$$

ANZ231-181200-
Cape Cod Bay-
716 PM EDT Tue Oct 17 2017

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 7 AM EDT WEDNESDAY...

.TONIGHT...SW winds 10 to 15 kt with gusts up to 25 kt. Seas 2 to
3 ft.
.WED...W winds 10 to 15 kt with gusts up to 20 kt, becoming SW
5 to 10 kt in the afternoon. Seas 2 to 3 ft.
.WED NIGHT...SW winds around 5 kt. Seas 1 foot or less.
.THU...SW winds 5 to 10 kt. Gusts up to 25 kt in the afternoon.
Seas 2 to 4 ft.
.THU NIGHT...SW winds 5 to 10 kt with gusts up to 25 kt. Seas
2 to 4 ft.
.FRI...NW winds 10 to 15 kt, diminishing to 5 to 10 kt in the
afternoon. Gusts up to 20 kt. Seas around 2 ft.
.FRI NIGHT...NW winds 5 to 10 kt. Seas around 2 ft.
.SAT...W winds 5 to 10 kt. Seas around 2 ft.
.SAT NIGHT...SW winds 5 to 10 kt. Seas 1 foot or less.
.SUN...SW winds 5 to 10 kt. Seas 1 foot or less.
.SUN NIGHT...SW winds around 10 kt. Seas 1 foot or less.

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.

$$

ANZ254-181200-
Coastal waters from Provincetown MA to Chatham MA to Nantucket MA
out 20 nm-
716 PM EDT Tue Oct 17 2017

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

.TONIGHT...W winds 10 to 15 kt with gusts up to 25 kt. Seas 3 to
5 ft.
.WED...W winds 10 to 15 kt with gusts up to 25 kt, diminishing to
5 to 10 kt in the afternoon. Seas 3 to 5 ft.
.WED NIGHT...SW winds 5 to 10 kt. Seas 2 to 4 ft.
.THU...SW winds 5 to 10 kt. Gusts up to 25 kt in the afternoon.
Seas 3 to 5 ft.
.THU NIGHT...SW winds 10 to 15 kt with gusts up to 25 kt. Seas
3 to 5 ft.
.FRI...NW winds 10 to 15 kt with gusts up to 25 kt. Seas 3 to
5 ft.
.FRI NIGHT...NW winds 5 to 10 kt. Seas 2 to 4 ft.
.SAT...W winds around 5 kt. Seas 2 to 4 ft.
.SAT NIGHT...SW winds 5 to 10 kt. Seas 2 to 3 ft.
.SUN...SW winds 5 to 10 kt. Seas 2 to 3 ft.
.SUN NIGHT...SW winds around 10 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.

$$

ANZ255-181200-
Coastal Waters extending out to 25 nm South of Marthas Vineyard
and Nantucket-
716 PM EDT Tue Oct 17 2017

.TONIGHT...W winds 5 to 10 kt. Gusts up to 20 kt after midnight.
Seas 2 to 4 ft.
.WED...W winds around 10 kt. Gusts up to 20 kt in the morning.
Seas 3 to 4 ft.
.WED NIGHT...SW winds 5 to 10 kt. Seas 2 to 4 ft.
.THU...SW winds 5 to 10 kt. Gusts up to 20 kt in the afternoon.
Seas 3 to 4 ft.
.THU NIGHT...SW winds 10 to 15 kt with gusts up to 25 kt. Seas
3 to 5 ft.
.FRI...NW winds 10 to 15 kt with gusts up to 20 kt, diminishing
to 5 to 10 kt in the afternoon. Seas 3 to 5 ft.
.FRI NIGHT...NW winds 5 to 10 kt. Seas 2 to 4 ft.
.SAT...W winds around 5 kt. Seas 2 to 3 ft.
.SAT NIGHT...SW winds 5 to 10 kt. Seas 2 to 3 ft.
.SUN...S winds 5 to 10 kt. Seas 2 to 3 ft.
.SUN NIGHT...SW winds around 10 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.

$$

ANZ256-181200-
Coastal Waters from Montauk NY to Marthas Vineyard extending out
to 20 nm South of Block Island-
716 PM EDT Tue Oct 17 2017

.TONIGHT...SW winds 5 to 10 kt, becoming W 10 to 15 kt with gusts
up to 20 kt after midnight. Seas 2 to 4 ft.
.WED...W winds 5 to 10 kt. Gusts up to 20 kt in the morning. Seas
around 4 ft.
.WED NIGHT...SW winds 5 to 10 kt. Seas around 4 ft.
.THU...SW winds 5 to 10 kt, increasing to 10 to 15 kt with gusts
up to 20 kt in the afternoon. Seas 3 to 5 ft.
.THU NIGHT...SW winds 15 to 20 kt with gusts up to 25 kt. Seas
3 to 5 ft.
.FRI...NW winds 10 to 15 kt with gusts up to 20 kt. Seas 3 to
5 ft.
.FRI NIGHT...N winds 5 to 10 kt. Seas 2 to 4 ft.
.SAT...W winds around 5 kt. Seas 2 to 3 ft.
.SAT NIGHT...SW winds 5 to 10 kt. Seas 2 to 3 ft.
.SUN...S winds 5 to 10 kt. Seas 2 to 3 ft.
.SUN NIGHT...SW winds around 10 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.

$$

ANZ232-181200-
Nantucket Sound-
716 PM EDT Tue Oct 17 2017

.TONIGHT...SW winds 5 to 10 kt, becoming W 10 to 15 kt with gusts
up to 20 kt after midnight. Seas 2 to 3 ft.
.WED...W winds 5 to 10 kt. Gusts up to 20 kt in the morning. Seas
2 to 3 ft.
.WED NIGHT...SW winds 5 to 10 kt. Seas 2 to 3 ft.
.THU...SW 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.
.THU NIGHT...W winds 5 to 10 kt with gusts up to 25 kt. Seas 2 to
4 ft.
.FRI...NW winds 5 to 10 kt with gusts up to 20 kt. Seas 2 to
3 ft.
.FRI NIGHT...NW winds around 5 kt. Seas around 2 ft.
.SAT...W winds around 5 kt. Seas 1 foot or less.
.SAT NIGHT...SW winds 5 to 10 kt. Seas around 2 ft.
.SUN...SW winds 5 to 10 kt. Seas around 2 ft.
.SUN NIGHT...SW winds around 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.

$$

ANZ233-181200-
Vineyard Sound-
716 PM EDT Tue Oct 17 2017

.TONIGHT...SW winds 5 to 10 kt, becoming W 10 to 15 kt with gusts
up to 20 kt after midnight. Seas 2 to 3 ft.
.WED...W winds around 10 kt. Gusts up to 20 kt in the morning.
Seas 2 to 3 ft.
.WED NIGHT...SW winds 5 to 10 kt. Seas 2 to 3 ft.
.THU...SW winds 5 to 10 kt, increasing to 10 to 15 kt with gusts
up to 25 kt in the afternoon. Seas 2 to 4 ft.
.THU NIGHT...SW winds 10 to 15 kt with gusts up to 25 kt. Seas
2 to 4 ft.
.FRI...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.
.FRI NIGHT...NW winds 5 to 10 kt. Seas around 2 ft.
.SAT...W winds 5 to 10 kt. Seas 1 foot or less.
.SAT NIGHT...SW winds 5 to 10 kt. Seas 1 foot or less.
.SUN...SW winds 5 to 10 kt. Seas 1 foot or less.
.SUN NIGHT...SW winds around 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.

$$

ANZ234-181200-
Buzzards Bay-
716 PM EDT Tue Oct 17 2017

.TONIGHT...SW winds 5 to 10 kt. Gusts up to 20 kt after midnight.
Seas 2 to 3 ft.
.WED...SW winds 5 to 10 kt. Gusts up to 20 kt in the morning.
Seas 2 to 3 ft.
.WED NIGHT...SW winds 5 to 10 kt. Seas around 2 ft.
.THU...SW winds 5 to 10 kt, increasing to 10 to 15 kt with gusts
up to 25 kt in the afternoon. Seas 2 to 4 ft.
.THU NIGHT...SW winds 10 to 15 kt with gusts up to 25 kt. Seas
2 to 4 ft.
.FRI...NW winds 5 to 10 kt. Gusts up to 20 kt in the morning.
Seas 2 to 3 ft.
.FRI NIGHT...NW winds 5 to 10 kt. Seas 1 foot or less.
.SAT...W winds around 5 kt. Seas 1 foot or less.
.SAT NIGHT...SW winds 5 to 10 kt. Seas 1 foot or less.
.SUN...SW winds 5 to 10 kt. Seas 1 foot or less.
.SUN NIGHT...SW winds 5 to 10 kt. Seas 1 foot or less.

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.

$$

ANZ235-181200-
Rhode Island Sound-
716 PM EDT Tue Oct 17 2017

.TONIGHT...SW winds 5 to 10 kt, becoming W 10 to 15 kt with gusts
up to 20 kt after midnight. Seas 2 to 4 ft.
.WED...W winds 5 to 10 kt. Gusts up to 20 kt in the morning. Seas
2 to 4 ft.
.WED NIGHT...SW winds 5 to 10 kt. Seas 2 to 4 ft.
.THU...SW winds 5 to 10 kt, increasing to 10 to 15 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.
.FRI...NW winds 10 to 15 kt. Gusts up to 20 kt in the morning.
Seas 2 to 4 ft.
.FRI NIGHT...NW winds 5 to 10 kt. Seas 2 to 3 ft.
.SAT...W winds 5 to 10 kt. Seas 2 to 3 ft.
.SAT NIGHT...SW winds 5 to 10 kt. Seas 2 to 3 ft.
.SUN...SW winds 5 to 10 kt. Seas 2 to 3 ft.
.SUN NIGHT...SW winds around 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.

$$

ANZ237-181200-
Block Island Sound-
716 PM EDT Tue Oct 17 2017

.TONIGHT...SW winds 5 to 10 kt, becoming W 10 to 15 kt with gusts
up to 20 kt after midnight. Seas 2 to 4 ft.
.WED...W winds 5 to 10 kt. Gusts up to 20 kt in the morning. Seas
2 to 4 ft.
.WED NIGHT...SW winds 5 to 10 kt. Seas 2 to 4 ft.
.THU...SW winds 5 to 10 kt, increasing to 10 to 15 kt with gusts
up to 20 kt in the afternoon. Seas 2 to 4 ft.
.THU NIGHT...SW winds 15 to 20 kt, becoming W 10 to 15 kt after
midnight. Gusts up to 25 kt. Seas 3 to 5 ft.
.FRI...NW winds 10 to 15 kt. Gusts up to 20 kt in the morning.
Seas 2 to 4 ft.
.FRI NIGHT...N winds 5 to 10 kt. Seas 2 to 3 ft.
.SAT...W winds around 5 kt. Seas 2 to 3 ft.
.SAT NIGHT...SW winds 5 to 10 kt. Seas 2 to 3 ft.
.SUN...SW winds 5 to 10 kt. Seas around 2 ft.
.SUN NIGHT...SW winds around 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.

$$

ANZ230-181200-
Boston Harbor-
716 PM EDT Tue Oct 17 2017

.TONIGHT...SW winds 10 to 15 kt with gusts up to 20 kt. Waves
around 2 ft.
.WED...W winds 10 to 15 kt with gusts up to 20 kt, becoming SW
5 to 10 kt in the afternoon. Waves around 2 ft.
.WED NIGHT...SW winds around 5 kt. Waves 1 foot or less.
.THU...SW winds 5 to 10 kt, increasing to 10 to 15 kt with gusts
up to 20 kt in the afternoon. Waves around 2 ft.
.THU NIGHT...SW winds 10 to 15 kt with gusts up to 20 kt. Waves
around 2 ft.
.FRI...NW winds 5 to 10 kt. Gusts up to 20 kt in the morning.
Waves 1 foot or less.
.FRI NIGHT...NW winds 5 to 10 kt. Waves 1 foot or less.
.SAT...W winds around 5 kt. Waves 1 foot or less.
.SAT NIGHT...SW winds around 5 kt. Waves 1 foot or less.
.SUN...SW winds 5 to 10 kt. Waves 1 foot or less.
.SUN NIGHT...SW winds 5 to 10 kt. Waves 1 foot or less.

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.

$$

ANZ236-181200-
Narragansett Bay-
716 PM EDT Tue Oct 17 2017

.TONIGHT...SW winds 5 to 10 kt. Waves 2 to 3 ft.
.WED...SW winds 5 to 10 kt. Waves 2 to 3 ft.
.WED NIGHT...SW winds around 5 kt. Waves 2 to 3 ft.
.THU...SW winds 5 to 10 kt. Gusts up to 20 kt in the afternoon.
Waves 2 to 3 ft.
.THU NIGHT...SW winds 10 to 15 kt, becoming W 5 to 10 kt after
midnight. Gusts up to 20 kt. Waves 2 to 3 ft.
.FRI...NW winds 5 to 10 kt. Waves 2 to 3 ft.
.FRI NIGHT...NW winds around 5 kt. Waves around 2 ft.
.SAT...W winds around 5 kt. Waves around 2 ft.
.SAT NIGHT...SW winds around 5 kt. Waves around 2 ft.
.SUN...SW winds 5 to 10 kt. Waves around 2 ft.
.SUN NIGHT...SW winds 5 to 10 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.

$$

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.