Coastal Waters Forecast
Issued by NWS Boston, MA

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FZUS51 KBOX 260216
CWFBOX

Coastal Waters Forecast for Massachusetts and Rhode Island
National Weather Service Boston/Norton MA
1016 PM EDT Mon May 25 2020

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

ANZ200-261500-
1016 PM EDT Mon May 25 2020

.Synopsis for Massachusetts and Rhode Island coastal waters...
High pressure building in from east of New England today. This will
bring low clouds, patchy fog and drizzle. High pressure builds in
from the Mid Atlantic for Tuesday and the rest of the week. This
will provide dry weather into late this week.

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.

$$

ANZ250-261500-
Coastal waters east of Ipswich Bay and the Stellwagen Bank
National Marine Sanctuary-
1016 PM EDT Mon May 25 2020

.OVERNIGHT...SE winds 5 to 10 kt, becoming S. Seas 2 to 3 ft.
Areas of dense fog. A chance of drizzle. Vsby 1 NM or less.
.TUE...S winds around 5 kt, increasing to 5 to 10 kt in the
afternoon. Seas 2 to 3 ft. Patchy fog. A chance of drizzle. Vsby
1 NM or less.
.TUE NIGHT...S winds 5 to 10 kt, becoming SW 10 to 15 kt after
midnight. Seas 2 to 4 ft. Patchy fog. 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. Vsby 1 to 3 NM.
.WED NIGHT...SW winds 10 to 15 kt. Gusts up to 20 kt in the
evening. Seas 2 to 4 ft.
.THU AND THU NIGHT...SW winds 10 to 15 kt with gusts up to 20 kt.
Seas 3 to 5 ft.
.FRI AND FRI NIGHT...SW winds 15 to 20 kt. Seas 4 to 6 ft. A
chance of showers.
.SAT...SW winds 10 to 15 kt with gusts up to 20 kt. Seas 3 to
5 ft. A chance of showers.
.SAT NIGHT...NW winds 10 to 15 kt. Seas 4 to 6 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.

$$

ANZ251-261500-
Massachusetts Bay and Ipswich Bay-
1016 PM EDT Mon May 25 2020

.OVERNIGHT...S winds around 5 kt. Seas 2 to 3 ft. Areas of dense
fog. A chance of drizzle. Vsby 1 NM or less.
.TUE...S winds around 5 kt, becoming SE in the afternoon. Seas
2 to 3 ft. Patchy fog. A chance of drizzle. Vsby 1 NM or less.
.TUE NIGHT...S winds 5 to 10 kt. Seas 2 to 3 ft. Patchy fog. Vsby
1 to 3 NM.
.WED...SW winds 5 to 10 kt, becoming S 10 to 15 kt in the
afternoon. Seas 2 to 3 ft. Patchy fog. Vsby 1 to 3 NM.
.WED NIGHT AND THU...SW winds 10 to 15 kt. Seas 2 to 3 ft.
.THU NIGHT...SW winds 10 to 15 kt. Seas 2 to 3 ft. A chance of
showers.
.FRI...SW winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to
4 ft. A chance of showers.
.FRI NIGHT AND SAT...SW winds 10 to 15 kt. Gusts up to 20 kt.
Seas 2 to 4 ft. A chance of showers.
.SAT NIGHT...NW winds 5 to 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.

$$

ANZ231-261500-
Cape Cod Bay-
1016 PM EDT Mon May 25 2020

.OVERNIGHT...SE winds around 5 kt. Seas 1 foot or less. Areas of
dense fog. A chance of drizzle. Vsby 1 NM or less.
.TUE...S winds around 5 kt, increasing to 5 to 10 kt in the
afternoon. Seas 1 foot or less. Patchy fog. A chance of drizzle.
Vsby 1 NM or less.
.TUE NIGHT...SW winds 5 to 10 kt. Seas 1 foot or less. Patchy
fog. Vsby 1 NM or less.
.WED...SW winds 5 to 10 kt, increasing to 10 to 15 kt in the
afternoon. Seas around 2 ft. Patchy fog. Vsby 1 to 3 NM.
.WED NIGHT AND THU...SW winds 10 to 15 kt with gusts up to 20 kt.
Seas 2 to 3 ft.
.THU NIGHT...SW winds 10 to 15 kt. Gusts up to 20 kt in the
evening. Seas 2 to 3 ft. A chance of showers.
.FRI AND FRI NIGHT...SW winds 15 to 20 kt. Seas 2 to 3 ft. A
chance of showers.
.SAT...SW winds 10 to 15 kt with gusts up to 20 kt. Seas around
2 ft. A chance of showers.
.SAT NIGHT...W winds 10 to 15 kt. Seas 2 to 3 ft. A chance of
showers.

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.

$$

ANZ254-261500-
Coastal waters from Provincetown MA to Chatham MA to Nantucket MA
out 20 nm-
1016 PM EDT Mon May 25 2020

.OVERNIGHT...SE winds around 5 kt. Seas 2 to 3 ft. Areas of dense
fog. A chance of drizzle. A slight chance of showers. Vsby 1 NM
or less.
.TUE...SE winds around 5 kt, becoming S in the afternoon. Seas
2 to 4 ft. Patchy fog. A chance of drizzle. Vsby 1 NM or less.
.TUE NIGHT...S winds 5 to 10 kt. Seas 2 to 4 ft. Patchy fog. Vsby
1 NM or less.
.WED...SW winds 5 to 10 kt, increasing to 10 to 15 kt in the
afternoon. Seas 2 to 4 ft. Patchy fog. Vsby 1 to 3 NM.
.WED NIGHT...SW winds 10 to 15 kt. Seas 2 to 4 ft.
.THU AND THU NIGHT...SW winds 10 to 15 kt with gusts up to 20 kt.
Seas 3 to 5 ft.
.FRI AND FRI NIGHT...SW winds 15 to 20 kt. Seas 4 to 7 ft. A
chance of showers.
.SAT...SW winds 15 to 20 kt. Seas 4 to 6 ft. A chance of showers.
.SAT NIGHT...W winds 10 to 15 kt with gusts up to 20 kt. Seas
4 to 6 ft. A chance of showers.

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.

$$

ANZ255-261500-
Coastal Waters extending out to 25 nm South of Marthas Vineyard
and Nantucket-
1016 PM EDT Mon May 25 2020

.OVERNIGHT...E winds around 5 kt. Seas 2 to 4 ft. Areas of dense
fog. A chance of drizzle. Vsby 1 NM or less.
.TUE...SE winds around 5 kt, becoming S in the afternoon. Seas
2 to 4 ft. Patchy fog. A chance of drizzle. Vsby 1 NM or less.
.TUE NIGHT...S winds 5 to 10 kt. Seas 2 to 4 ft. Patchy fog. Vsby
1 NM or less.
.WED...SW winds 5 to 10 kt. Seas 2 to 3 ft. Patchy fog. Vsby 1 NM
or less.
.WED NIGHT AND THU...SW winds 10 to 15 kt. Seas 2 to 4 ft.
.THU NIGHT...SW winds 10 to 15 kt. Seas 3 to 5 ft.
.FRI AND FRI NIGHT...SW winds 15 to 20 kt. Seas 4 to 7 ft. A
chance of showers.
.SAT...SW winds 15 to 20 kt. Seas 4 to 7 ft. A chance of showers.
.SAT NIGHT...W winds 10 to 15 kt with gusts up to 20 kt. Seas
4 to 6 ft. A chance of showers.

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.

$$

ANZ256-261500-
Coastal Waters from Montauk NY to Marthas Vineyard extending out
to 20 nm South of Block Island-
1016 PM EDT Mon May 25 2020

.OVERNIGHT...E winds around 5 kt. Seas around 3 ft. Areas of
dense fog. A chance of drizzle. Vsby 1 NM or less.
.TUE...E winds around 5 kt, becoming S in the afternoon. Seas
around 3 ft. Patchy fog. A chance of drizzle. Vsby 1 NM or less.
.TUE NIGHT...SW winds 5 to 10 kt. Seas around 3 ft. Patchy fog.
Vsby 1 NM or less.
.WED...SW winds 5 to 10 kt. Seas around 3 ft. Patchy fog. Vsby
1 NM or less.
.WED NIGHT AND THU...SW winds 10 to 15 kt. Seas around 3 ft.
.THU NIGHT...SW winds 10 to 15 kt. Seas 3 to 5 ft. A chance of
showers.
.FRI...SW winds 15 to 20 kt. Seas 5 to 6 ft. A chance of showers.
.FRI NIGHT AND SAT...SW winds 15 to 20 kt, diminishing to 10 to
15 kt. Seas 4 to 7 ft. A chance of showers.
.SAT NIGHT...W winds 10 to 15 kt. Seas 4 to 6 ft. A chance of
showers.

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.

$$

ANZ232-261500-
Nantucket Sound-
1016 PM EDT Mon May 25 2020

.OVERNIGHT...SE winds around 5 kt. Seas 1 foot or less. Areas of
dense fog. A chance of drizzle. A slight chance of showers. Vsby
1 NM or less.
.TUE...S winds around 5 kt. Seas 1 foot or less. Patchy fog. A
chance of drizzle. Vsby 1 NM or less.
.TUE NIGHT...SW winds 5 to 10 kt. Seas 1 foot or less. Patchy
fog. Vsby 1 NM or less.
.WED...SW winds 5 to 10 kt. Seas around 2 ft. Patchy fog. Vsby
1 NM or less.
.WED NIGHT AND THU...SW winds 10 to 15 kt. Seas around 2 ft.
.THU NIGHT...SW winds 10 to 15 kt. Seas 2 to 3 ft. A chance of
showers.
.FRI AND FRI NIGHT...SW winds 15 to 20 kt. Seas 3 to 5 ft. A
chance of showers.
.SAT...SW winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to
4 ft. A chance of showers.
.SAT NIGHT...W winds 10 to 15 kt. Seas 2 to 4 ft. A chance of
showers.

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.

$$

ANZ233-261500-
Vineyard Sound-
1016 PM EDT Mon May 25 2020

.OVERNIGHT...E winds around 5 kt. Seas 1 foot or less. Areas of
dense fog. A chance of drizzle. Vsby 1 NM or less.
.TUE...E winds around 5 kt, becoming S in the afternoon. Seas
1 foot or less. Patchy fog. A chance of drizzle. Vsby 1 NM or
less.
.TUE NIGHT...SW winds 5 to 10 kt. Seas 1 foot or less. Patchy
fog. Vsby 1 NM or less.
.WED...SW winds 5 to 10 kt. Seas 1 foot or less. Patchy fog. Vsby
1 NM or less.
.WED NIGHT AND THU...SW winds 10 to 15 kt. Seas 2 to 3 ft.
.THU NIGHT...SW winds 10 to 15 kt. Seas 2 to 4 ft. A chance of
showers.
.FRI...SW winds 15 to 20 kt. Seas 3 to 5 ft. A chance of showers.
.FRI NIGHT...SW winds 15 to 20 kt. Seas 3 to 5 ft. A chance of
showers.
.SAT...SW winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to
4 ft. A chance of showers.
.SAT NIGHT...W winds 10 to 15 kt. Seas 2 to 4 ft. A chance of
showers.

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.

$$

ANZ234-261500-
Buzzards Bay-
1016 PM EDT Mon May 25 2020

.OVERNIGHT...E winds around 5 kt. Seas 1 foot or less. Areas of
dense fog. A chance of drizzle. Vsby 1 NM or less.
.TUE...SE winds around 5 kt, becoming S around 5 kt in the
afternoon. Seas 1 foot or less. Patchy fog. A chance of drizzle.
Vsby 1 NM or less.
.TUE NIGHT...SW winds 5 to 10 kt. Seas 1 foot or less. Patchy
fog. Vsby 1 NM or less.
.WED...SW winds 5 to 10 kt. Gusts up to 20 kt in the afternoon.
Seas 1 foot or less. Patchy fog. Vsby 1 NM or less.
.WED NIGHT AND THU...SW winds 10 to 15 kt. Seas 2 to 3 ft.
.THU NIGHT...SW winds 10 to 15 kt. Seas 2 to 3 ft. A chance of
showers.
.FRI...SW winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to
4 ft. A chance of showers.
.FRI NIGHT AND SAT...SW winds 10 to 15 kt. Gusts up to 20 kt.
Seas 2 to 4 ft. A chance of showers.
.SAT NIGHT...NW winds 5 to 10 kt. Seas 2 to 3 ft. A chance of
showers.

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.

$$

ANZ235-261500-
Rhode Island Sound-
1016 PM EDT Mon May 25 2020

.OVERNIGHT...E winds around 5 kt. Seas 2 to 3 ft. Areas of dense
fog. A chance of drizzle. Vsby 1 NM or less.
.TUE...E winds around 5 kt, becoming S in the afternoon. Seas
2 to 3 ft. Patchy fog. A chance of drizzle. Vsby 1 NM or less.
.TUE NIGHT...SW winds 5 to 10 kt. Seas 2 to 3 ft. Patchy fog.
Vsby 1 NM or less.
.WED...SW winds 5 to 10 kt. Seas 2 to 3 ft. Patchy fog. Vsby 1 NM
or less.
.WED NIGHT AND THU...SW winds 10 to 15 kt. Seas 2 to 3 ft.
.THU NIGHT...SW winds 10 to 15 kt. Seas 3 to 4 ft. A chance of
showers.
.FRI...SW winds 15 to 20 kt. Seas 4 to 6 ft. A chance of showers.
.FRI NIGHT AND SAT...SW winds 15 to 20 kt, diminishing to 10 to
15 kt. Seas 4 to 6 ft. A chance of showers.
.SAT NIGHT...NW winds 10 to 15 kt. Seas 3 to 5 ft. A chance of
showers.

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.

$$

ANZ237-261500-
Block Island Sound-
1016 PM EDT Mon May 25 2020

.OVERNIGHT...NE winds around 5 kt. Seas 2 to 3 ft. Areas of dense
fog. A chance of drizzle. Vsby 1 NM or less.
.TUE...E winds around 5 kt, becoming S around 5 kt in the
afternoon. Seas 2 to 3 ft. Patchy fog. A chance of drizzle. Vsby
1 NM or less.
.TUE NIGHT...SW winds 5 to 10 kt. Seas 2 to 3 ft. Patchy fog.
Vsby 1 NM or less.
.WED...SW winds 5 to 10 kt. Seas 2 to 3 ft. Patchy fog. Vsby 1 to
3 NM.
.WED NIGHT AND THU...SW winds 10 to 15 kt. Seas 2 to 3 ft.
.THU NIGHT...SW winds 10 to 15 kt. Seas 3 to 4 ft. A chance of
showers.
.FRI...SW winds 15 to 20 kt. Seas 4 to 6 ft. A chance of showers.
.FRI NIGHT AND SAT...SW winds 10 to 15 kt. Gusts up to 20 kt.
Seas 4 to 6 ft. A chance of showers.
.SAT NIGHT...NW winds 10 to 15 kt. Seas 3 to 5 ft. A chance of
showers.

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.

$$

ANZ230-261500-
Boston Harbor-
1016 PM EDT Mon May 25 2020

.OVERNIGHT...S winds around 5 kt. Waves 1 foot or less. Areas of
dense fog. A chance of drizzle. Vsby 1 NM or less.
.TUE...S winds around 5 kt, becoming SE in the afternoon. Waves
1 foot or less. Patchy fog. A chance of drizzle. Vsby 1 NM or
less.
.TUE NIGHT...SW winds 5 to 10 kt. Waves 1 foot or less.
.WED...SW winds 5 to 10 kt, increasing to 10 to 15 kt in the
afternoon. Waves 1 foot or less.
.WED NIGHT AND THU...SW winds 10 to 15 kt. Waves around 2 ft.
.THU NIGHT...SW winds 10 to 15 kt. Waves around 2 ft. A chance of
showers.
.FRI...SW winds 10 to 15 kt with gusts up to 20 kt. Waves around
2 ft. A chance of showers.
.FRI NIGHT AND SAT...SW winds 10 to 15 kt. Waves around 2 ft,
then 1 foot or less. A chance of showers.
.SAT NIGHT...NW 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.

$$

ANZ236-261500-
Narragansett Bay-
1016 PM EDT Mon May 25 2020

.OVERNIGHT...E winds around 5 kt. Waves around 2 ft. Areas of
fog. Areas of dense fog. A chance of drizzle. Vsby 1 NM or less.
.TUE...SE winds around 5 kt, becoming S in the afternoon. Waves
around 2 ft. Patchy fog. A chance of drizzle. Vsby 1 NM or less.
.TUE NIGHT...SW winds 5 to 10 kt. Waves around 2 ft. Patchy fog.
Vsby 1 NM or less.
.WED...SW winds 5 to 10 kt. Waves around 2 ft. Patchy fog. Vsby
1 to 3 NM.
.WED NIGHT AND THU...SW winds 5 to 10 kt. Waves 2 to 3 ft.
.THU NIGHT...SW winds 10 to 15 kt. Waves 2 to 3 ft. A chance of
showers.
.FRI...SW winds 10 to 15 kt with gusts up to 20 kt. Waves 2 to
4 ft. A chance of showers.
.FRI NIGHT AND SAT...SW winds 10 to 15 kt. Gusts up to 20 kt.
Waves 2 to 4 ft. A chance of showers.
.SAT NIGHT...NW winds 5 to 10 kt. Waves 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.

$$

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