100
FZUS51 KBOX 122106
CWFBOX

Coastal Waters Forecast for Massachusetts and Rhode Island
National Weather Service Boston/Norton MA
405 PM EST Tue Nov 12 2024

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

ANZ200-131000-
405 PM EST Tue Nov 12 2024

.Synopsis for Massachusetts and Rhode Island coastal waters...
Gale force NW-N winds continue into tonight. High pres builds over
Quebec Wed into Thu. An ocean storm may approach the waters from the
E Fri into Sat.

$$

ANZ250-131000-
Coastal waters east of Ipswich Bay and the Stellwagen Bank
National Marine Sanctuary-
405 PM EST Tue Nov 12 2024

...GALE WARNING IN EFFECT THROUGH WEDNESDAY MORNING...

.TONIGHT...N winds 25 to 30 kt with gusts up to 40 kt. Seas 8 to
11 ft. Wave Detail: N 10 ft at 7 seconds and SE 1 foot at
9 seconds.
.WED...N winds 20 to 25 kt with gusts up to 30 kt. Seas 7 to
10 ft. Wave Detail: N 9 ft at 7 seconds and SE 1 foot at
9 seconds.
.WED NIGHT...NE winds around 20 kt with gusts up to 25 kt. Seas
6 to 8 ft. Wave Detail: NE 8 ft at 8 seconds.
.THU...N winds 15 to 20 kt with gusts up to 25 kt. Seas 6 to
8 ft. Wave Detail: NE 7 ft at 8 seconds and E 2 ft at 12 seconds.
.THU NIGHT...N winds 15 to 20 kt with gusts up to 25 kt. Seas
6 to 8 ft. Wave Detail: NE 7 ft at 11 seconds and NE 6 ft at
8 seconds.
.FRI AND FRI NIGHT...NW winds 15 to 20 kt with gusts up to 25 kt.
Seas 5 to 8 ft. Wave Detail: NE 7 ft at 12 seconds and N 5 ft at
7 seconds. A chance of rain.
.SAT AND SAT NIGHT...NW winds 15 to 20 kt with gusts up to 25 kt.
Seas 5 to 8 ft. A chance of rain.
.SUN...NW winds 15 to 20 kt with gusts up to 25 kt. Seas 5 to
7 ft.
.SUN NIGHT...NW winds 10 to 15 kt with gusts up to 20 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.

$$

ANZ251-131000-
Massachusetts Bay and Ipswich Bay-
405 PM EST Tue Nov 12 2024

...GALE WARNING IN EFFECT THROUGH WEDNESDAY MORNING...

.TONIGHT...N winds 25 to 30 kt, diminishing to 20 to 25 kt after
midnight. Seas 5 to 7 ft. Wave Detail: N 7 ft at 7 seconds and SE
1 foot at 9 seconds.
.WED...N winds 20 to 25 kt, diminishing to 15 to 20 kt in the
afternoon. Gusts up to 30 kt. Seas 5 to 8 ft. Wave Detail: NE
8 ft at 8 seconds and N 2 ft at 5 seconds.
.WED NIGHT...NE winds 15 to 20 kt with gusts up to 25 kt. Seas
5 to 6 ft. Wave Detail: NE 6 ft at 8 seconds and N 1 foot at
4 seconds.
.THU...N winds 15 to 20 kt, diminishing to 10 to 15 kt in the
afternoon. Gusts up to 25 kt. Seas 5 to 6 ft. Wave Detail: NE
6 ft at 8 seconds and E 2 ft at 12 seconds.
.THU NIGHT...N winds 10 to 15 kt, increasing to 15 to 20 kt after
midnight. Seas 5 to 6 ft. Wave Detail: NE 6 ft at 8 seconds and E
5 ft at 11 seconds.
.FRI AND FRI NIGHT...NW winds 15 to 20 kt with gusts up to 25 kt.
Seas 4 to 6 ft. Wave Detail: E 6 ft at 12 seconds and NE 4 ft at
8 seconds. A chance of rain.
.SAT...NW winds 15 to 20 kt with gusts up to 25 kt. Seas 4 to
5 ft.
.SAT NIGHT...NW winds 15 to 20 kt with gusts up to 25 kt. Seas
4 to 5 ft. A chance of rain.
.SUN AND SUN NIGHT...NW winds 15 to 20 kt with gusts up to 25 kt,
diminishing to 10 to 15 kt. Seas 3 to 5 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.

$$

ANZ231-131000-
Cape Cod Bay-
405 PM EST Tue Nov 12 2024

...GALE WARNING IN EFFECT THROUGH WEDNESDAY MORNING...

.TONIGHT...N winds 25 to 30 kt with gusts up to 35 kt. Seas 7 to
8 ft. Wave Detail: N 8 ft at 7 seconds and S 1 foot at 9 seconds.
.WED...N winds 20 to 25 kt with gusts up to 30 kt. Seas 6 to
8 ft. Wave Detail: N 8 ft at 8 seconds and N 5 ft at 5 seconds.
.WED NIGHT...NE winds 15 to 20 kt with gusts up to 25 kt. Seas
5 to 6 ft. Wave Detail: NE 6 ft at 8 seconds and N 3 ft at
5 seconds.
.THU...N winds 15 to 20 kt with gusts up to 25 kt. Seas 5 to
6 ft. Wave Detail: NE 5 ft at 8 seconds and N 3 ft at 5 seconds.
.THU NIGHT...N winds 15 to 20 kt. Seas 5 to 6 ft. Wave Detail: NE
5 ft at 9 seconds and NE 4 ft at 12 seconds.
.FRI AND FRI NIGHT...NW winds 15 to 20 kt with gusts up to 25 kt.
Seas 5 to 6 ft. Wave Detail: NE 5 ft at 12 seconds and N 4 ft at
7 seconds. A chance of rain.
.SAT AND SAT NIGHT...NW winds 15 to 20 kt with gusts up to 25 kt.
Seas 5 to 6 ft. A chance of rain.
.SUN...NW winds 15 to 20 kt with gusts up to 25 kt. Seas 4 to
6 ft.
.SUN NIGHT...NW winds 10 to 15 kt with gusts up to 20 kt. Seas
3 to 5 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.

$$

ANZ254-131000-
Coastal waters from Provincetown MA to Chatham MA to Nantucket MA
out 20 nm-
405 PM EST Tue Nov 12 2024

...GALE WARNING IN EFFECT THROUGH WEDNESDAY MORNING...

.TONIGHT...N winds 25 to 30 kt with gusts up to 35 kt. Seas 9 to
12 ft. Wave Detail: N 11 ft at 8 seconds and S 2 ft at 9 seconds.
.WED...N winds 20 to 25 kt with gusts up to 30 kt. Seas 8 to
11 ft. Wave Detail: N 11 ft at 9 seconds and N 2 ft at 5 seconds.
.WED NIGHT...NE winds 20 to 25 kt with gusts up to 30 kt. Seas
8 to 10 ft. Wave Detail: NE 9 ft at 9 seconds and N 1 foot at
4 seconds.
.THU...N winds 15 to 20 kt with gusts up to 25 kt. Seas 7 to
9 ft. Wave Detail: NE 8 ft at 10 seconds and NE 1 foot at
4 seconds.
.THU NIGHT...N winds 15 to 20 kt with gusts up to 25 kt. Seas
7 to 9 ft. Wave Detail: NE 7 ft at 9 seconds and NE 7 ft at
12 seconds.
.FRI AND FRI NIGHT...NW winds 15 to 20 kt with gusts up to 25 kt.
Seas 7 to 9 ft. Wave Detail: NE 7 ft at 11 seconds and N 6 ft at
6 seconds. A chance of rain.
.SAT THROUGH SUN...N winds 15 to 20 kt with gusts up to 25 kt.
Seas 6 to 9 ft. A chance of rain.
.SUN NIGHT...NW winds around 15 kt with gusts up to 20 kt. Seas
5 to 7 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.

$$

ANZ255-131000-
Coastal Waters extending out to 25 nm South of Marthas Vineyard
and Nantucket-
405 PM EST Tue Nov 12 2024

...GALE WARNING IN EFFECT THROUGH WEDNESDAY MORNING...

.TONIGHT...N winds 25 to 30 kt with gusts up to 35 kt. Seas 6 to
9 ft. Wave Detail: N 6 ft at 7 seconds and S 2 ft at 8 seconds.
.WED...N winds 20 to 25 kt with gusts up to 30 kt. Seas 6 to
9 ft. Wave Detail: NE 6 ft at 9 seconds and N 4 ft at 5 seconds.
.WED NIGHT...NE winds 20 to 25 kt with gusts up to 30 kt. Seas
5 to 8 ft. Wave Detail: NE 6 ft at 9 seconds and N 4 ft at
5 seconds.
.THU...N winds 15 to 20 kt with gusts up to 25 kt. Seas 5 to
7 ft. Wave Detail: NE 6 ft at 10 seconds and N 3 ft at 4 seconds.
.THU NIGHT...N winds 15 to 20 kt. Seas 5 to 7 ft. Wave Detail: NE
4 ft at 9 seconds and E 4 ft at 12 seconds.
.FRI AND FRI NIGHT...NW winds 15 to 20 kt with gusts up to 25 kt.
Seas 5 to 7 ft. Wave Detail: E 5 ft at 12 seconds and N 4 ft at
4 seconds. A chance of rain.
.SAT AND SAT NIGHT...NW winds 20 to 25 kt. Seas 5 to 8 ft. A
chance of rain.
.SUN...NW winds 20 to 25 kt. Seas 5 to 7 ft.
.SUN NIGHT...NW winds around 15 kt with gusts up to 20 kt. Seas
3 to 5 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.

$$

ANZ256-131000-
Coastal Waters from Montauk NY to Marthas Vineyard extending out
to 20 nm South of Block Island-
405 PM EST Tue Nov 12 2024

...GALE WARNING IN EFFECT UNTIL 1 AM EST WEDNESDAY...

.TONIGHT...N winds 25 to 30 kt, diminishing to 20 to 25 kt after
midnight. Seas 5 to 7 ft. Wave Detail: N 6 ft at 6 seconds and S
2 ft at 8 seconds.
.WED...N winds 20 to 25 kt, diminishing to 15 to 20 kt in the
afternoon. Gusts up to 30 kt. Seas 4 to 6 ft. Wave Detail: NE
5 ft at 6 seconds and S 1 foot at 9 seconds.
.WED NIGHT...NE winds 15 to 20 kt with gusts up to 25 kt. Seas
4 to 6 ft. Wave Detail: N 4 ft at 5 seconds and NE 1 foot at
8 seconds.
.THU...NE winds 15 to 20 kt with gusts up to 25 kt. Seas 4 to
6 ft. Wave Detail: NE 4 ft at 5 seconds and NE 2 ft at 9 seconds.
.THU NIGHT AND FRI...NW winds 15 to 20 kt. Seas 3 to 5 ft. Wave
Detail: N 4 ft at 5 seconds and E 4 ft at 12 seconds.
.FRI NIGHT...NW winds 15 to 20 kt with gusts up to 25 kt. Seas
4 to 5 ft. Wave Detail: N 4 ft at 4 seconds and E 3 ft at
13 seconds. A chance of rain in the evening.
.SAT THROUGH SUN...NW winds 20 to 25 kt. Seas 4 to 6 ft.
.SUN NIGHT...NW 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.

$$

ANZ232-131000-
Nantucket Sound-
405 PM EST Tue Nov 12 2024

...GALE WARNING IN EFFECT THROUGH WEDNESDAY MORNING...

.TONIGHT...N winds 20 to 25 kt with gusts up to 35 kt. Seas 4 to
6 ft. Wave Detail: N 6 ft at 8 seconds and N 4 ft at 5 seconds.
.WED...N winds 20 to 25 kt with gusts up to 30 kt. Seas 4 to
6 ft. Wave Detail: NE 6 ft at 9 seconds and N 3 ft at 5 seconds.
.WED NIGHT...NE winds 15 to 20 kt with gusts up to 25 kt. Seas
3 to 5 ft. Wave Detail: NE 5 ft at 9 seconds and N 3 ft at
5 seconds.
.THU...N winds 15 to 20 kt with gusts up to 25 kt. Seas 3 to
5 ft. Wave Detail: NE 5 ft at 9 seconds and N 3 ft at 4 seconds.
.THU NIGHT...N winds 15 to 20 kt. Seas 3 to 5 ft. Wave Detail: NE
4 ft at 9 seconds and N 3 ft at 4 seconds.
.FRI AND FRI NIGHT...NW winds 15 to 20 kt with gusts up to 25 kt.
Seas 3 to 5 ft. Wave Detail: N 3 ft at 4 seconds and NE 3 ft at
8 seconds. A chance of rain.
.SAT AND SAT NIGHT...NW winds 15 to 20 kt, increasing to 20 to
25 kt. Seas 3 to 5 ft. A chance of rain.
.SUN...N winds 15 to 20 kt with gusts up to 25 kt. Seas 3 to
5 ft.
.SUN NIGHT...NW 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.

$$

ANZ233-131000-
Vineyard Sound-
405 PM EST Tue Nov 12 2024

...GALE WARNING IN EFFECT UNTIL 1 AM EST WEDNESDAY...

.TONIGHT...N winds 20 to 25 kt with gusts up to 35 kt. Seas 3 to
4 ft. Wave Detail: N 3 ft at 4 seconds and N 3 ft at 7 seconds.
.WED...N winds 15 to 20 kt with gusts up to 30 kt. Seas 3 to
4 ft. Wave Detail: NE 3 ft at 9 seconds and N 2 ft at 5 seconds.
.WED NIGHT...NE winds 15 to 20 kt. Seas around 3 ft. Wave Detail:
NE 3 ft at 9 seconds and N 2 ft at 5 seconds.
.THU...NE winds 15 to 20 kt. Seas 2 to 3 ft. Wave Detail: NE 3 ft
at 9 seconds and N 2 ft at 4 seconds.
.THU NIGHT...N winds 10 to 15 kt. Seas 2 to 3 ft. Wave Detail: NE
3 ft at 9 seconds and N 2 ft at 4 seconds.
.FRI AND FRI NIGHT...NW winds 15 to 20 kt. Seas 2 to 3 ft. Wave
Detail: N 2 ft at 4 seconds and NE 2 ft at 9 seconds. A chance of
rain.
.SAT THROUGH SUN...NW winds 15 to 20 kt. Seas 2 to 4 ft.
.SUN NIGHT...NW winds 10 to 15 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.

$$

ANZ234-131000-
Buzzards Bay-
405 PM EST Tue Nov 12 2024

...GALE WARNING IN EFFECT UNTIL 1 AM EST WEDNESDAY...

.TONIGHT...N winds 20 to 25 kt, diminishing to 15 to 20 kt after
midnight. Gusts up to 35 kt. Seas 4 to 6 ft. Wave Detail: N 5 ft
at 8 seconds and N 3 ft at 4 seconds.
.WED...N winds 15 to 20 kt with gusts up to 25 kt. Seas 4 to
6 ft. Wave Detail: NE 5 ft at 8 seconds and N 2 ft at 4 seconds.
.WED NIGHT...NE winds around 15 kt with gusts up to 25 kt. Seas
3 to 5 ft. Wave Detail: NE 4 ft at 8 seconds and N 2 ft at
4 seconds.
.THU...N winds around 15 kt with gusts up to 20 kt. Seas 3 to
5 ft. Wave Detail: NE 4 ft at 9 seconds and N 2 ft at 4 seconds.
.THU NIGHT...N winds 10 to 15 kt. Seas 3 to 5 ft. Wave Detail: NE
3 ft at 9 seconds and N 2 ft at 4 seconds.
.FRI AND FRI NIGHT...NW winds 15 to 20 kt. Seas 3 to 5 ft. Wave
Detail: NE 3 ft at 8 seconds and N 2 ft at 4 seconds. A chance of
rain.
.SAT THROUGH SUN...NW winds 15 to 20 kt with gusts up to 25 kt.
Seas 3 to 5 ft.
.SUN NIGHT...NW winds 10 to 15 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.

$$

ANZ235-131000-
Rhode Island Sound-
405 PM EST Tue Nov 12 2024

...GALE WARNING IN EFFECT UNTIL 1 AM EST WEDNESDAY...

.TONIGHT...N winds 25 to 30 kt, diminishing to 20 to 25 kt after
midnight. Seas 4 to 5 ft. Wave Detail: N 5 ft at 4 seconds and N
2 ft at 7 seconds.
.WED...N winds 15 to 20 kt with gusts up to 25 kt. Seas 3 to
4 ft. Wave Detail: N 3 ft at 4 seconds and NE 2 ft at 8 seconds.
.WED NIGHT...NE winds 15 to 20 kt. Seas 3 to 4 ft. Wave Detail: N
3 ft at 4 seconds and NE 2 ft at 8 seconds.
.THU...NE winds 15 to 20 kt, becoming N 10 to 15 kt in the
afternoon. Seas 3 to 4 ft. Wave Detail: N 3 ft at 4 seconds and
NE 2 ft at 9 seconds.
.THU NIGHT...N winds 10 to 15 kt. Seas 3 to 4 ft. Wave Detail: N
2 ft at 4 seconds and NE 2 ft at 9 seconds.
.FRI AND FRI NIGHT...NW winds 15 to 20 kt. Seas 3 to 4 ft. Wave
Detail: N 3 ft at 4 seconds and NE 1 foot at 9 seconds. A chance
of rain through the night.
.SAT THROUGH SUN NIGHT...NW winds 15 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.

$$

ANZ237-131000-
Block Island Sound-
405 PM EST Tue Nov 12 2024

...GALE WARNING IN EFFECT UNTIL 1 AM EST WEDNESDAY...

.TONIGHT...N winds 20 to 25 kt with gusts up to 35 kt. Seas 3 to
5 ft. Wave Detail: N 4 ft at 4 seconds and S 2 ft at 8 seconds.
.WED...N winds 15 to 20 kt, diminishing to 10 to 15 kt in the
afternoon. Gusts up to 25 kt. Seas 3 to 4 ft. Wave Detail: N 3 ft
at 4 seconds and N 1 foot at 8 seconds.
.WED NIGHT...NE winds 10 to 15 kt with gusts up to 20 kt. Seas
3 to 4 ft. Wave Detail: N 3 ft at 5 seconds and NE 1 foot at
8 seconds.
.THU...NE winds 10 to 15 kt. Gusts up to 20 kt in the morning.
Seas 3 to 4 ft. Wave Detail: NE 2 ft at 5 seconds and S 1 foot at
8 seconds.
.THU NIGHT AND FRI...NW winds 10 to 15 kt with gusts up to 20 kt.
Seas 2 to 3 ft. Wave Detail: N 2 ft at 4 seconds and E 2 ft at
13 seconds.
.FRI NIGHT...NW winds around 15 kt with gusts up to 20 kt. Seas
2 to 3 ft. Wave Detail: N 3 ft at 4 seconds and E 2 ft at
14 seconds. A chance of rain in the evening.
.SAT THROUGH SUN...NW winds 15 to 20 kt. Seas 2 to 4 ft.
.SUN NIGHT...NW winds 10 to 15 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.

$$

ANZ230-131000-
Boston Harbor-
405 PM EST Tue Nov 12 2024

...GALE WARNING IN EFFECT UNTIL 10 PM EST THIS EVENING...

.TONIGHT...N winds 20 to 25 kt, diminishing to 15 to 20 kt after
midnight. Gusts up to 30 kt. Waves around 2 ft, except 3 to 5 ft
at the outer harbor entrance.
.WED...N winds 15 to 20 kt, diminishing to 10 to 15 kt in the
afternoon. Gusts up to 25 kt. Waves around 2 ft, except 4 to 6 ft
at the outer harbor entrance.
.WED NIGHT...N winds 10 to 15 kt with gusts up to 20 kt. Waves
2 to 3 ft.
.THU...N winds 10 to 15 kt. Gusts up to 20 kt in the morning.
Waves around 2 ft, except 3 to 5 ft at the outer harbor entrance.
.THU NIGHT...N winds 10 to 15 kt. Waves 1 foot or less, then
around 2 ft after midnight. At the outer harbor entrance, waves
3 to 5 ft.
.FRI AND FRI NIGHT...NW winds 15 to 20 kt. Waves around 2 ft,
except 3 to 5 ft at the outer harbor entrance. A chance of rain.
.SAT THROUGH SUN NIGHT...NW winds 15 to 20 kt. Waves around 2 ft,
except 3 to 5 ft at the outer harbor entrance.

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.

$$

ANZ236-131000-
Narragansett Bay-
405 PM EST Tue Nov 12 2024

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

.TONIGHT...N winds 15 to 20 kt with gusts up to 30 kt. Waves
around 3 ft.
.WED...N winds 10 to 15 kt with gusts up to 25 kt. Waves 2 to
3 ft.
.WED NIGHT...N winds around 10 kt with gusts up to 20 kt. Waves
2 to 3 ft.
.THU...N winds around 10 kt. Waves 2 to 3 ft.
.THU NIGHT AND FRI...NW winds 10 to 15 kt. Waves 2 to 3 ft.
.FRI NIGHT...NW winds 10 to 15 kt with gusts up to 20 kt. Waves
2 to 3 ft. A chance of rain in the evening.
.SAT THROUGH SUN NIGHT...NW winds 10 to 15 kt with gusts up to
20 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.

$$

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