Coastal Waters Forecast
Issued by NWS Boston, MA

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000
FZUS51 KBOX 241355
CWFBOX

Coastal Waters Forecast
National Weather Service Boston/Norton MA
955 AM EDT Mon Sep 24 2018

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

ANZ200-250200-
955 AM EDT Mon Sep 24 2018

.Synopsis for Massachusetts and Rhode Island coastal waters...
Strong high pres builds across Quebec today, moving to the  Canadian
Maritimes Tue. A warm front will lift north across the waters Tue
night followed by a cold front Wed night. High pres builds over New
Eng Thu and 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.

$$

ANZ250-250200-
Coastal waters east of Ipswich Bay and the Stellwagen Bank
National Marine Sanctuary-
955 AM EDT Mon Sep 24 2018

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

.TODAY...NE winds 15 to 20 kt with gusts up to 30 kt. Seas 5 to
8 ft.
.TONIGHT...E winds around 15 kt with gusts up to 20 kt. Seas 4 to
7 ft.
.TUE...SE winds 15 to 20 kt, increasing to 20 to 25 kt in the
afternoon. Gusts up to 30 kt. Seas 4 to 7 ft. Rain. Vsby 1 NM or
less.
.TUE NIGHT...SE winds 20 to 25 kt with gusts up to 30 kt,
becoming S 15 to 20 kt after midnight. Seas 5 to 8 ft. Patchy
fog. Rain. Vsby 1 NM or less.
.WED...S winds 10 to 15 kt, increasing to 15 to 20 kt in the
afternoon. Seas 4 to 7 ft. Patchy fog. A chance of showers. Vsby
1 NM or less.
.WED NIGHT...SW winds 15 to 20 kt, becoming W 10 to 15 kt after
midnight. Gusts up to 25 kt. Seas 4 to 7 ft. A chance of showers
and tstms.
.THU...N winds 10 to 15 kt with gusts up to 25 kt. Seas 4 to
6 ft.
.THU NIGHT...NE winds 10 to 15 kt. Seas 3 to 5 ft.
.FRI...N winds 5 to 10 kt. Seas 2 to 4 ft.
.FRI NIGHT...W winds 10 to 15 kt with gusts up to 20 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.

$$

ANZ251-250200-
Massachusetts Bay and Ipswich Bay-
955 AM EDT Mon Sep 24 2018

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

.TODAY...NE winds 15 to 20 kt with gusts up to 30 kt. Seas 5 to
8 ft.
.TONIGHT...E winds 10 to 15 kt with gusts up to 20 kt. Seas 4 to
6 ft.
.TUE...SE winds 10 to 15 kt, increasing to 15 to 20 kt in the
afternoon. Gusts up to 30 kt. Seas 4 to 7 ft. Rain. Vsby 1 NM or
less.
.TUE NIGHT...SE winds 15 to 20 kt with gusts up to 30 kt,
becoming S 10 to 15 kt after midnight. Seas 4 to 7 ft. Patchy
fog. Rain. Vsby 1 NM or less.
.WED...S winds 10 to 15 kt. Seas 3 to 5 ft. Patchy fog. A chance
of showers. Vsby 1 NM or less.
.WED NIGHT...SW winds 10 to 15 kt, becoming W with gusts up to
25 kt after midnight. Seas 3 to 5 ft. Showers likely with a
chance of tstms.
.THU...N winds 10 to 15 kt with gusts up to 25 kt. Seas 2 to
4 ft.
.THU NIGHT...NE winds 5 to 10 kt. Seas 2 to 4 ft.
.FRI...N winds 5 to 10 kt. Seas 2 to 3 ft.
.FRI NIGHT...W winds 5 to 10 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.

$$

ANZ231-250200-
Cape Cod Bay-
955 AM EDT Mon Sep 24 2018

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 6 PM EDT THIS EVENING...

.TODAY...NE winds 15 to 20 kt with gusts up to 30 kt. Seas 3 to
5 ft.
.TONIGHT...E winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to
4 ft.
.TUE...SE winds 10 to 15 kt with gusts up to 30 kt. Seas 2 to
4 ft. Rain. Vsby 1 NM or less.
.TUE NIGHT...S winds 10 to 15 kt. Gusts up to 30 kt in the
evening. Seas 2 to 4 ft. Patchy fog. Rain. Vsby 1 NM or less.
.WED...S winds 10 to 15 kt. Gusts up to 20 kt in the afternoon.
Seas 2 to 4 ft. Patchy fog. Showers likely. Vsby 1 NM or less.
.WED NIGHT...SW winds 10 to 15 kt, becoming W 5 to 10 kt with
gusts up to 20 kt after midnight. Seas 2 to 4 ft. A chance of
showers and tstms.
.THU...N winds 10 to 15 kt with gusts up to 25 kt. Seas 2 to
3 ft.
.THU NIGHT...NE winds 10 to 15 kt. Seas around 2 ft. A chance of
showers.
.FRI...N winds 5 to 10 kt. Seas around 2 ft.
.FRI NIGHT...W 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.

$$

ANZ254-250200-
Coastal waters from Provincetown MA to Chatham MA to Nantucket MA
out 20 nm-
955 AM EDT Mon Sep 24 2018

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

.TODAY...NE winds 15 to 20 kt with gusts up to 30 kt. Seas 4 to
7 ft.
.TONIGHT...E winds 15 to 20 kt with gusts up to 25 kt. Seas 4 to
7 ft.
.TUE...SE winds 15 to 20 kt with gusts up to 30 kt. Seas 5 to
7 ft. Rain likely. Vsby 1 to 3 NM.
.TUE NIGHT...S winds 15 to 20 kt. Gusts up to 30 kt in the
evening. Seas 5 to 7 ft. Patchy fog. Rain likely. Vsby 1 NM or
less.
.WED...S winds 10 to 15 kt, increasing to 15 to 20 kt in the
afternoon. Seas 4 to 7 ft. Patchy fog. Showers likely with a
chance of tstms. Vsby 1 NM or less.
.WED NIGHT...SW winds 10 to 15 kt. Gusts up to 20 kt in the
evening. Seas 5 to 7 ft. A chance of showers and tstms.
.THU...N winds 10 to 15 kt with gusts up to 30 kt. Seas 4 to
7 ft. A chance of showers.
.THU NIGHT...NE winds 10 to 15 kt. Seas 4 to 6 ft. A chance of
showers.
.FRI...N winds 5 to 10 kt. Seas 2 to 4 ft. A chance of showers.
.FRI NIGHT...NW winds 5 to 10 kt with gusts up to 20 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.

$$

ANZ255-250200-
Coastal Waters extending out to 25 nm South of Marthas Vineyard
and Nantucket-
955 AM EDT Mon Sep 24 2018

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

.TODAY...NE winds 15 to 20 kt with gusts up to 30 kt. Seas 4 to
7 ft.
.TONIGHT...E winds 15 to 20 kt with gusts up to 30 kt. Seas 4 to
7 ft.
.TUE...E winds 15 to 20 kt with gusts up to 30 kt. Seas 4 to
7 ft. Rain likely. Vsby 1 NM or less.
.TUE NIGHT...SE winds 15 to 20 kt with gusts up to 25 kt,
becoming S 10 to 15 kt after midnight. Seas 5 to 7 ft. Patchy
fog. Showers. Vsby 1 NM or less.
.WED...S winds 15 to 20 kt. Seas 5 to 8 ft. Patchy fog. Showers
likely with a chance of tstms. Vsby 1 NM or less.
.WED NIGHT...SW winds 10 to 15 kt. Gusts up to 20 kt in the
evening. Seas 5 to 8 ft. Showers likely with a chance of tstms.
.THU...N winds 10 to 15 kt with gusts up to 25 kt. Seas 4 to
7 ft. A chance of showers.
.THU NIGHT...NE winds 10 to 15 kt with gusts up to 20 kt. Seas
4 to 6 ft.
.FRI...N winds 5 to 10 kt. Seas 2 to 4 ft.
.FRI NIGHT...NW winds 5 to 10 kt with gusts up to 20 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.

$$

ANZ256-250200-
Coastal Waters from Montauk NY to Marthas Vineyard extending out
to 20 nm South of Block Island-
955 AM EDT Mon Sep 24 2018

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

.TODAY...NE winds 15 to 20 kt with gusts up to 30 kt. Seas 4 to
7 ft.
.TONIGHT...E winds 15 to 20 kt with gusts up to 30 kt. Seas 5 to
8 ft.
.TUE...SE winds 15 to 20 kt with gusts up to 30 kt. Seas 5 to
8 ft. Rain likely. Vsby 1 NM or less.
.TUE NIGHT...S winds 15 to 20 kt with gusts up to 30 kt,
diminishing to 10 to 15 kt with gusts up to 20 kt after midnight.
Seas 6 to 8 ft. Patchy fog. Rain. Vsby 1 NM or less.
.WED...S winds 10 to 15 kt with gusts up to 20 kt. Seas 4 to
7 ft. Patchy fog. A chance of showers and tstms. Vsby 1 NM or
less.
.WED NIGHT...SW winds 10 to 15 kt with gusts up to 20 kt. Seas
6 to 8 ft. A chance of showers and tstms.
.THU...NE winds 10 to 15 kt with gusts up to 30 kt. Seas 5 to
8 ft. A chance of showers.
.THU NIGHT...NE winds 10 to 15 kt with gusts up to 20 kt. Seas
3 to 5 ft. A chance of showers.
.FRI...N winds 5 to 10 kt. Seas 3 to 4 ft.
.FRI NIGHT...NW winds 5 to 10 kt with gusts up 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.

$$

ANZ232-250200-
Nantucket Sound-
955 AM EDT Mon Sep 24 2018

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

.TODAY...NE winds 15 to 20 kt with gusts up to 30 kt. Seas 3 to
5 ft.
.TONIGHT...E winds 15 to 20 kt with gusts up to 25 kt. Seas 2 to
4 ft.
.TUE...SE winds 15 to 20 kt with gusts up to 30 kt. Seas 2 to
4 ft. Rain likely. Vsby 1 NM or less.
.TUE NIGHT...S winds 10 to 15 kt. Gusts up to 30 kt, decreasing
to 20 kt after midnight. Seas 2 to 4 ft. Patchy fog. Rain. Vsby
1 NM or less.
.WED...S winds 10 to 15 kt, increasing to 15 to 20 kt in the
afternoon. Seas 2 to 4 ft. Patchy fog. Showers likely with a
chance of tstms. Vsby 1 NM or less.
.WED NIGHT...SW winds 10 to 15 kt. Gusts up to 20 kt in the
evening. Seas 2 to 4 ft. Showers likely with a chance of tstms.
.THU...N winds 10 to 15 kt with gusts up to 25 kt. Seas 2 to
4 ft. A chance of showers.
.THU NIGHT...NE winds 10 to 15 kt. Seas 2 to 3 ft.
.FRI...N winds 5 to 10 kt. Seas around 2 ft.
.FRI NIGHT...NW winds 5 to 10 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.

$$

ANZ233-250200-
Vineyard Sound-
955 AM EDT Mon Sep 24 2018

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

.TODAY...NE winds 15 to 20 kt with gusts up to 25 kt. Seas 2 to
4 ft.
.TONIGHT...E winds 15 to 20 kt with gusts up to 25 kt. Seas 2 to
3 ft.
.TUE...SE winds 15 to 20 kt with gusts up to 30 kt. Seas 2 to
3 ft. Rain. Vsby 1 NM or less.
.TUE NIGHT...S winds 15 to 20 kt with gusts up to 25 kt,
diminishing to 10 to 15 kt after midnight. Seas 2 to 4 ft. Patchy
fog. Rain. Vsby 1 NM or less.
.WED...S winds 10 to 15 kt with gusts up to 20 kt. Seas 3 to
5 ft. Patchy fog. Showers likely with a chance of tstms. Vsby
1 NM or less.
.WED NIGHT...SW winds 10 to 15 kt. Seas 3 to 5 ft. A chance of
showers and tstms.
.THU...N winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to
4 ft. A chance of showers.
.THU NIGHT...NE winds 10 to 15 kt. Seas 2 to 3 ft.
.FRI...N winds 5 to 10 kt. Seas around 2 ft.
.FRI NIGHT...NW winds 5 to 10 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.

$$

ANZ234-250200-
Buzzards Bay-
955 AM EDT Mon Sep 24 2018

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

.TODAY...NE winds 15 to 20 kt with gusts up to 30 kt. Seas 2 to
4 ft.
.TONIGHT...E winds 10 to 15 kt with gusts up to 25 kt. Seas 2 to
3 ft.
.TUE...SE winds 15 to 20 kt with gusts up to 25 kt. Seas 2 to
3 ft. Rain. Vsby 1 NM or less.
.TUE NIGHT...S winds 15 to 20 kt with gusts up to 25 kt,
diminishing to 10 to 15 kt after midnight. Seas 2 to 4 ft. Patchy
fog. Rain. Vsby 1 NM or less.
.WED...S winds 10 to 15 kt. Gusts up to 20 kt in the afternoon.
Seas 2 to 4 ft. Patchy fog. Showers likely with a chance of
tstms. Vsby 1 NM or less.
.WED NIGHT...SW winds 10 to 15 kt, becoming W 5 to 10 kt after
midnight. Seas 2 to 4 ft. A chance of showers and tstms.
.THU...N winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to
3 ft.
.THU NIGHT...NE winds 5 to 10 kt. Seas 2 to 3 ft.
.FRI...N winds 5 to 10 kt. Seas around 2 ft.
.FRI NIGHT...W 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.

$$

ANZ235-250200-
Rhode Island Sound-
955 AM EDT Mon Sep 24 2018

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

.TODAY...NE winds 15 to 20 kt with gusts up to 30 kt. Seas 3 to
5 ft.
.TONIGHT...E winds 15 to 20 kt with gusts up to 25 kt. Seas 3 to
5 ft.
.TUE...E winds 15 to 20 kt with gusts up to 30 kt. Seas 4 to
6 ft. Rain. Vsby 1 NM or less.
.TUE NIGHT...SE winds 15 to 20 kt with gusts up to 30 kt,
becoming S 10 to 15 kt with gusts up to 20 kt after midnight.
Seas 4 to 6 ft. Patchy fog. Rain. Vsby 1 NM or less.
.WED...S winds 10 to 15 kt with gusts up to 20 kt. Seas 4 to
6 ft. Patchy fog. A chance of showers and tstms. Vsby 1 NM or
less.
.WED NIGHT...SW winds 10 to 15 kt. Seas 4 to 6 ft. A chance of
showers and tstms.
.THU...NE winds 10 to 15 kt with gusts up to 25 kt. Seas 4 to
6 ft.
.THU NIGHT...NE winds 10 to 15 kt. Seas 3 to 5 ft.
.FRI...N winds 5 to 10 kt. Seas 2 to 4 ft.
.FRI NIGHT...NW winds 5 to 10 kt with gusts up to 20 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.

$$

ANZ237-250200-
Block Island Sound-
955 AM EDT Mon Sep 24 2018

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

.TODAY...NE winds 15 to 20 kt with gusts up to 30 kt. Seas 3 to
5 ft.
.TONIGHT...E winds 15 to 20 kt with gusts up to 30 kt. Seas 4 to
6 ft.
.TUE...E winds 15 to 20 kt with gusts up to 30 kt. Seas 4 to
7 ft. Rain. Vsby 1 NM or less.
.TUE NIGHT...S winds 10 to 15 kt. Gusts up to 25 kt in the
evening. Seas 4 to 6 ft. Patchy fog. Rain. Vsby 1 NM or less.
.WED...S winds 10 to 15 kt. Seas 4 to 6 ft. Patchy fog. A chance
of showers and tstms. Vsby 1 NM or less.
.WED NIGHT...SW winds 10 to 15 kt, becoming W 5 to 10 kt with
gusts up to 20 kt after midnight. Seas 4 to 6 ft. Showers likely
with a chance of tstms.
.THU...NE winds 10 to 15 kt with gusts up to 25 kt. Seas 4 to
6 ft.
.THU NIGHT...NE winds 5 to 10 kt. Seas 3 to 5 ft.
.FRI...N winds 5 to 10 kt. Seas 2 to 4 ft.
.FRI NIGHT...NW 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.

$$

ANZ230-250200-
Boston Harbor-
955 AM EDT Mon Sep 24 2018

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 2 PM EDT THIS AFTERNOON...

.TODAY...NE winds 15 to 20 kt with gusts up to 30 kt. Waves
around 2 ft, except 3 to 5 ft at the outer harbor entrance.
.TONIGHT...E winds 10 to 15 kt with gusts up to 20 kt. Waves 2 to
3 ft.
.TUE...SE winds 10 to 15 kt. Gusts up to 20 kt, increasing to
30 kt in the afternoon. Waves 2 to 3 ft, except 4 to 6 ft at the
outer harbor entrance. Rain. Vsby 1 NM or less.
.TUE NIGHT...S winds 10 to 15 kt with gusts up to 25 kt,
diminishing to 5 to 10 kt after midnight. Waves 2 to 3 ft. Patchy
fog. Rain. Vsby 1 NM or less.
.WED...S winds 5 to 10 kt with gusts up to 25 kt. Waves around
2 ft. Patchy fog. A chance of showers and tstms. Vsby 1 to 3 NM.
.WED NIGHT...SW winds around 10 kt, becoming W with gusts up to
25 kt after midnight. Waves around 2 ft. Showers likely with a
chance of tstms. Vsby 1 to 3 NM.
.THU...N winds 5 to 10 kt with gusts up to 20 kt. Waves around
2 ft.
.THU NIGHT...NE winds around 5 kt. Waves 1 foot or less.
.FRI...N winds around 5 kt. Waves 1 foot or less.
.FRI NIGHT...W winds around 5 kt. Waves 1 foot or less.

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.

$$

ANZ236-250200-
Narragansett Bay-
955 AM EDT Mon Sep 24 2018

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 2 PM EDT THIS AFTERNOON...

.TODAY...NE winds 10 to 15 kt with gusts up to 30 kt. Waves 2 to
3 ft.
.TONIGHT...E winds 10 to 15 kt with gusts up to 25 kt. Waves 2 to
4 ft.
.TUE...E winds 10 to 15 kt with gusts up to 25 kt. Waves 2 to
4 ft. Rain. Vsby 1 NM or less.
.TUE NIGHT...S winds 10 to 15 kt. Gusts up to 25 kt in the
evening. Waves 2 to 4 ft. Patchy fog. Rain. Vsby 1 NM or less.
.WED...S winds 10 to 15 kt with gusts up to 25 kt. Waves 2 to
4 ft. Patchy fog. A chance of showers and tstms. Vsby 1 NM or
less.
.WED NIGHT...SW winds 5 to 10 kt with gusts up to 20 kt, becoming
W after midnight. Waves 2 to 4 ft. Showers likely with a chance
of tstms.
.THU...NE winds around 10 kt with gusts up to 20 kt. Waves 2 to
3 ft.
.THU NIGHT...NE winds 5 to 10 kt. Waves 2 to 3 ft.
.FRI...N winds around 5 kt. Waves around 2 ft.
.FRI NIGHT...W winds 5 to 10 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.

$$

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