Offshore Forecast
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000
FZNT22 KWBC 122055
OFFNT2

Offshore Waters Forecast
NWS Ocean Prediction Center Washington DC
355 PM EST Tue Dec 12 2017

West central North Atlantic continental shelf and slope waters
beyond 20 nm to 250 nm offshore, including south of Georges Bank
from 1000 fm to 250 nm offshore.

Seas given as significant wave height, which is the average
height of the highest 1/3 of the waves. Individual waves may be
more than twice the significant wave height.

ANZ899-130800-
355 PM EST Tue Dec 12 2017

.SYNOPSIS FOR MID ATLC WATERS...A strong low pressure system will
move from New York state to the Canadian Maritimes tonight into
Wed, pushing a strong cold front through the region. As the
strong low moves farther north into Canada Wed night, another low
pressure system will move across the northern mid-Atlantic
waters Thu, followed by yet another low pressure system Fri into
Fri night. High pressure will build E toward the region Sat, pass
E over the waters Sat night into Sun, then shift E of the waters
Sun night ahead of the next cold front.

$$

ANZ820-130800-
Hudson Canyon to Baltimore Canyon to 1000 fm-
355 PM EST Tue Dec 12 2017

...GALE WARNING...

.TONIGHT...W winds 25 to 30 kt, becoming NW 25 to 35 kt early
then, becoming W 30 to 35 kt. Seas 4 to 8 ft, building to 8 to
14 ft. Scattered showers.
.WED...W winds 30 to 40 kt. Seas building to 9 to 18 ft.
Scattered snow showers with VSBY 1 nm or less.
.WED NIGHT...W winds 20 to 30 kt, becoming SW. Seas subsiding
to 8 to 14 ft. Slight chance of snow showers.
.THU...W winds 25 to 35 kt, becoming NW 20 to 30 kt. Seas
subsiding to 6 to 10 ft. Chance of snow.
.THU NIGHT...NW winds 15 to 25 kt. Seas 6 to 9 ft.
.FRI...W to NW winds less than 10 kt. Seas subsiding to 3 to 5
ft.
.FRI NIGHT...W winds 5 to 15 kt, increasing to 20 to 30 kt. Seas
4 to 7 ft.
.SAT...W winds 20 to 30 kt, becoming NW. Seas building to 7 to
13 ft.
.SAT NIGHT...NW winds 15 to 25 kt, diminishing to 5 to 15 kt.
Seas 7 to 11 ft, subsiding to 3 to 6 ft.
.SUN...Variable winds 5 to 10 kt, becoming S to SW 10 to 20 kt.
Seas 2 to 4 ft.
.SUN NIGHT...S to SW winds 15 to 25 kt. Seas becoming 4 to 8 ft.

$$

ANZ915-130800-
Between 1000 fm and 38.5N west of 69W-
355 PM EST Tue Dec 12 2017

...GALE WARNING...

.TONIGHT...SW winds 20 to 30 kt, becoming W to NW 30 to 40 kt.
Seas 6 to 10 ft, building to 9 to 16 ft. Showers and scattered
TSTMs.
.WED...W winds 35 to 45 kt. Seas building to 13 to 23 ft.
Scattered rain and snow showers with VSBY 1 nm or less.
.WED NIGHT...W to SW winds 30 to 40 kt. Seas 13 to 22 ft.
Scattered rain and snow showers.
.THU...W winds 35 to 45 kt. Seas 10 to 17 ft. Chance of rain and
snow.
.THU NIGHT...W to NW winds 20 to 30 kt, becoming NW 10 to 20 kt.
Seas 8 to 15 ft.
.FRI...W to NW winds 5 to 15 kt. Seas subsiding to 4 to 8 ft.
.FRI NIGHT...W winds 5 to 15 kt, becoming W to NW 20 to 30 kt.
Seas 4 to 7 ft.
.SAT...W winds 25 to 35 kt, becoming NW 30 to 35 kt. Seas
building to 10 to 18 ft.
.SAT NIGHT...NW winds 20 to 30 kt, diminishing to 15 to 20 kt.
Seas 10 to 17 ft.
.SUN...NW winds 5 to 15 kt, becoming W 10 to 15 kt. Seas
subsiding to 5 to 9 ft.
.SUN NIGHT...S to SW winds 15 to 25 kt. Seas 4 to 8 ft.

$$

ANZ920-130800-
Baltimore Canyon to 69W east of 1000 fm and south of 38.5N to
250 nm offshore-
355 PM EST Tue Dec 12 2017

...GALE WARNING...

.TONIGHT...W to SW winds 20 to 30 kt increasing to 30 to 40 kt.
Seas 8 to 13 ft, building to 10 to 17 ft. Showers and scattered
TSTMs.
.WED...W winds 35 to 45 kt. Seas 14 to 23 ft. Scattered showers
with VSBY 1 nm or less.
.WED NIGHT...W to SW winds 25 to 35 kt. Seas 13 to 22 ft.
Scattered showers.
.THU...W winds 35 to 45 kt. Seas 11 to 19 ft. Scattered showers.
.THU NIGHT...W to NW winds 20 to 30 kt, becoming NW 10 to 20 kt.
Seas 9 to 17 ft.
.FRI...W to NW winds 5 to 15 kt. Seas subsiding to 5 to 9 ft.
.FRI NIGHT...W to SW winds 10 to 20 kt, becoming NW 25 to 35 kt.
Seas 3 to 6 ft, building to 6 to 11 ft.
.SAT...W to NW winds 30 to 35 kt. Seas 11 to 18 ft.
.SAT NIGHT...NW winds 25 to 35 kt, diminishing to 15 to 25 kt.
Seas 11 to 19 ft.
.SUN...N to NW winds 5 to 15 kt, becoming W to SW. Seas 6 to
10 ft.
.SUN NIGHT...S winds 20 to 30 kt. Seas 6 to 10 ft.

$$

ANZ905-130800-
East of 69W to the Hague Line between 1000 fm and 39N-
355 PM EST Tue Dec 12 2017

...STORM WARNING...

.TONIGHT...S winds 25 to 30 kt, becoming S to SW 40 to 50 kt.
Seas 6 to 9 ft, building to 11 to 20 ft. Showers and scattered
TSTMs.
.WED...W winds 35 to 45 kt. Seas 14 to 24 ft. Scattered showers
and a chance of snow showers.
.WED NIGHT...W winds 35 to 45 kt. Seas 15 to 26 ft. Scattered
rain and snow showers.
.THU...W to SW winds 30 to 40 kt, becoming W 40 to 50 kt. Seas
12 to 21 ft. Scattered showers with VSBY 1 nm or less.
.THU NIGHT...W to NW winds 25 to 35 kt, diminishing to 15 to
25 kt. Seas 11 to 19 ft.
.FRI...W winds 10 to 20 kt, diminishing to 5 to 15 kt. Seas 7 to
12 ft.
.FRI NIGHT...W to SW winds 5 to 15 kt, becoming NW 15 to 25 kt.
Seas subsiding to 5 to 8 ft.
.SAT...W to NW winds 30 to 40 kt. Seas 6 to 11 ft, building to
10 to 17 ft.
.SAT NIGHT...NW winds 25 to 35 kt, diminishing to 20 to 30 kt.
Seas 11 to 19 ft.
.SUN...NW winds 20 to 30 kt, becoming W to NW 10 to 20 kt. Seas
9 to 15 ft.
.SUN NIGHT...W winds 10 to 20 kt, becoming S to SW 15 to 25 kt.
Seas subsiding to 5 to 8 ft.

$$

ANZ910-130800-
East of 69W and south of 39N to 250 nm offshore-
355 PM EST Tue Dec 12 2017

...STORM WARNING...

.TONIGHT...SW winds 25 to 40 kt, becoming W to SW 40 to 50 kt.
Seas 7 to 10 ft, building to 11 to 19 ft. Showers and TSTMs.
.WED...W winds 35 to 45 kt. Seas building to 17 to 24 ft.
Scattered showers and a chance of TSTMs.
.WED NIGHT...W winds 30 to 40 kt, diminishing to 20 to 30 kt.
Seas 14 to 26 ft. Scattered showers.
.THU...SW winds 35 to 45 kt, becoming W 35 to 50 kt. Seas 12 to
22 ft. Showers and scattered TSTMs with VSBY 1 nm or less.
.THU NIGHT...W winds 25 to 35 kt, becoming NW 15 to 25 kt. Seas
10 to 19 ft.
.FRI...NW winds 10 to 20 kt, becoming W 5 to 15 kt. Seas
subsiding to 6 to 11 ft.
.FRI NIGHT...Variable winds 5 to 15 kt, becoming W to NW 20 to
30 kt. Seas 5 to 9 ft.
.SAT...W to NW winds 30 to 40 kt. Seas building to 10 to 19 ft.
.SAT NIGHT...NW winds 30 to 40 kt, diminishing to 20 to 30 kt.
Seas 13 to 21 ft.
.SUN...NW winds 15 to 25 kt, becoming W 5 to 15 kt. Seas 8 to
14 ft.
.SUN NIGHT...W winds 5 to 15 kt, becoming S to SW 15 to 25 kt.
Seas subsiding to 5 to 8 ft.

$$

ANZ825-130800-
Baltimore Canyon to Cape Charles Light to 100 nm offshore-
355 PM EST Tue Dec 12 2017

...GALE WARNING...

.TONIGHT...W winds 20 to 25 kt, becoming NW 25 to 35 kt. Seas
6 to 10 ft, building to 8 to 14 ft. Scattered showers and a
chance of TSTMs.
.WED...W winds 30 to 40 kt, diminishing to 20 to 30 kt. Seas
9 to 15 ft. Scattered showers.
.WED NIGHT...W to SW winds 20 to 25 kt, becoming SW 25 to 35 kt.
Seas 6 to 10 ft. Slight chance of snow showers.
.THU...W winds 25 to 35 kt, becoming W to NW 20 to 30 kt. Seas
7 to 12 ft.
.THU NIGHT...NW winds 15 to 25 kt, becoming N 10 to 15 kt. Seas
5 to 9 ft.
.FRI...N winds less than 10 kt, becoming variable. Seas subsiding
to 2 to 4 ft.
.FRI NIGHT...NW winds 10 to 20 kt, becoming W to NW 20 to 30 kt.
Seas 2 to 4 ft, building to 5 to 8 ft.
.SAT...W to NW winds 20 to 30 kt. Seas 6 to 11 ft.
.SAT NIGHT...N to NW winds 15 to 25 kt, becoming N 5 to 15 kt.
Seas 6 to 9 ft, subsiding to 3 to 5 ft.
.SUN...E to NE winds 5 to 15 kt, becoming S. Seas 2 to 4 ft.
.SUN NIGHT...S winds 15 to 25 kt, becoming SW. Seas 4 to 7 ft.

$$

ANZ828-130800-
Cape Charles Light to Currituck Beach Light to 100 nm offshore-
355 PM EST Tue Dec 12 2017

...GALE WARNING...

.TONIGHT...W to NW winds 20 to 25 kt increasing to 25 to 35 kt.
Seas 7 to 11 ft, building to 9 to 16 ft. Scattered showers and a
chance of TSTMs.
.WED...W to NW winds 30 to 35 kt, becoming W 20 to 30 kt. Seas
9 to 16 ft. Scattered showers.
.WED NIGHT...W to SW winds 20 to 25 kt, increasing to 25 to
35 kt. Seas subsiding to 5 to 9 ft.
.THU...W winds 25 to 35 kt, becoming W to NW 20 to 30 kt. Seas
building to 7 to 13 ft.
.THU NIGHT...N winds 15 to 20 kt, diminishing to 10 to 15 kt.
Seas subsiding to 5 to 9 ft.
.FRI...N to NE winds less than 10 kt, becoming E. Seas
subsiding to 3 to 5 ft.
.FRI NIGHT...W to NW winds 20 to 30 kt. Seas becoming 6 to 10
ft.
.SAT...NW winds 15 to 25 kt. Seas 5 to 9 ft.
.SAT NIGHT...N to NW winds 15 to 25 kt, becoming N 5 to 15 kt.
Seas 4 to 7 ft.
.SUN...E to NE winds 5 to 10 kt, becoming S 10 to 15 kt. Seas
3 to 5 ft.
.SUN NIGHT...S to SW winds 20 to 30 kt. Seas building to 6 to 11
ft.

$$

ANZ925-130800-
Baltimore Canyon to Hatteras Canyon between 100 nm and 250 nm
offshore-
355 PM EST Tue Dec 12 2017

...GALE WARNING...

.TONIGHT...W to SW winds 25 to 35 kt, increasing to 30 to 40 kt.
Seas 8 to 14 ft, building to 10 to 18 ft. Showers and TSTMs.
.WED...W winds 30 to 40 kt. Seas 13 to 21 ft. Scattered showers.
.WED NIGHT...W winds 20 to 30 kt, becoming SW 30 to 40 kt. Seas
12 to 19 ft, subsiding to 8 to 13 ft.
.THU...W winds 30 to 40 kt. Seas 10 to 18 ft. Scattered showers.
.THU NIGHT...W to NW winds 15 to 25 kt. Seas 10 to 16 ft,
subsiding to 6 to 10 ft.
.FRI...N to NW winds 5 to 15 kt, becoming SW 10 to 20 kt. Seas
5 to 8 ft.
.FRI NIGHT...W winds increasing to 25 to 35 kt. Seas building
to 8 to 14 ft.
.SAT...W to NW winds 25 to 35 kt. Seas 9 to 16 ft.
.SAT NIGHT...NW winds 20 to 30 kt, becoming N to NW 10 to 20 kt.
Seas 10 to 17 ft.
.SUN...N winds 5 to 15 kt, becoming S to SW. Seas subsiding to
6 to 10 ft.
.SUN NIGHT...S winds increasing to 20 to 30 kt. Seas 7 to 11 ft.

$$

ANZ830-130800-
Currituck Beach Light to Cape Hatteras to 100 nm offshore-
355 PM EST Tue Dec 12 2017

...GALE WARNING...

.TONIGHT...W to SW winds 25 to 35 kt, becoming NW 30 to 35 kt.
Seas 7 to 13 ft building to 9 to 15 ft. Scattered showers and
isolated TSTMs.
.WED...NW winds 30 to 35 kt, becoming W to NW 20 to 30 kt. Seas
9 to 16 ft. Chance of showers.
.WED NIGHT...W to SW winds 20 to 25 kt, increasing to 25 to
35 kt. Seas subsiding to 5 to 9 ft.
.THU...W winds 25 to 35 kt, diminishing to 20 to 25 kt. Seas
building to 8 to 14 ft.
.THU NIGHT...NW winds 10 to 20 kt, becoming N 5 to 10 kt. Seas
subsiding to 5 to 8 ft.
.FRI...Variable winds less than 10 kt, becoming W to SW 15 to
25 kt. Seas subsiding to 3 to 6 ft.
.FRI NIGHT...W winds 20 to 30 kt, becoming NW 25 to 30 kt. Seas
building to 7 to 11 ft.
.SAT...NW winds 15 to 25 kt. Seas becoming 5 to 9 ft.
.SAT NIGHT...N winds 10 to 20 kt, diminishing to 5 to 15 kt.
Seas 4 to 7 ft.
.SUN...E to SE winds 5 to 10 kt, becoming S to SE 10 to 15 kt.
Seas 3 to 5 ft.
.SUN NIGHT...S winds increasing to 20 to 30 kt. Seas building to
6 to 11 ft.

$$

ANZ833-130800-
Cape Hatteras to Cape Fear to 100 nm offshore-
355 PM EST Tue Dec 12 2017

...GALE WARNING...

.TONIGHT...W to SW winds 25 to 40 kt, becoming NW 25 to 35 kt.
Seas 8 to 13 ft, building to 9 to 15 ft. Chance of showers and
TSTMs.
.WED...W to NW winds 20 to 30 kt. Seas 9 to 15 ft.
.WED NIGHT...W to SW winds 15 to 25 kt, increasing to 25 to
35 kt. Seas subsiding to 5 to 9 ft.
.THU...W winds 25 to 35 kt, diminishing to 20 to 30 kt. Seas
building to 8 to 13 ft.
.THU NIGHT...W to NW winds 10 to 20 kt, becoming N to NW less
than 10 kt. Seas subsiding to 5 to 9 ft.
.FRI...S to SW winds less than 10 kt, becoming W to SW 15 to
25 kt. Seas 4 to 7 ft.
.FRI NIGHT...W winds 20 to 30 kt, becoming NW. Seas building to
7 to 11 ft.
.SAT...NW winds 15 to 25 kt. Seas subsiding to 5 to 9 ft.
.SAT NIGHT...N to NE winds 5 to 15 kt. Seas 4 to 6 ft.
.SUN...E to SE winds 10 to 15 kt, becoming S 10 to 20 kt. Seas
3 to 5 ft.
.SUN NIGHT...S winds increasing to 20 to 30 kt. Seas building
to 6 to 11 ft.

$$

ANZ930-130800-
Hatteras Canyon to Cape Fear between 100 nm and 250 nm offshore-
355 PM EST Tue Dec 12 2017

...GALE WARNING...

.TONIGHT...W to SW winds 30 to 40 kt. Seas 8 to 14 ft, building
to 10 to 18 ft. Showers and TSTMs.
.WED...W to NW winds 25 to 35 kt, becoming W 20 to 30 kt. Seas
11 to 19 ft. Scattered showers and a chance of TSTMs.
.WED NIGHT...W winds 15 to 20 kt, becoming SW 25 to 35 kt. Seas
9 to 16 ft.
.THU...W winds 25 to 35 kt. Seas 8 to 15 ft.
.THU NIGHT...W to NW winds 15 to 25 kt. Seas 8 to 13 ft.
.FRI...W winds 5 to 15 kt, becoming SW 15 to 25 kt. Seas
subsiding to 4 to 7 ft.
.FRI NIGHT...W to NW winds 25 to 35 kt. Seas building to 8 to 13
ft.
.SAT...NW winds 20 to 30 kt. Seas 8 to 13 ft.
.SAT NIGHT...N to NW winds 15 to 25 kt. Seas 7 to 10 ft.
.SUN...N to NE winds 5 to 15 kt, becoming S to SE. Seas 6 to
10 ft.
.SUN NIGHT...S winds increasing to 20 to 30 kt. Seas 7 to 11 ft.

$$

ANZ835-130800-
Cape Fear to 31N to 1000 fm-
355 PM EST Tue Dec 12 2017

...GALE WARNING...

.TONIGHT...W to NW winds 25 to 35 kt. Seas 7 to 12 ft, building
to 8 to 14 ft. Chance of showers and TSTMs.
.WED...W to NW winds 20 to 30 kt. Seas 7 to 13 ft.
.WED NIGHT...W to SW winds 20 to 30 kt. Seas 6 to 10 ft.
.THU...W winds 20 to 30 kt. Seas 7 to 12 ft.
.THU NIGHT...W winds 15 to 25 kt, diminishing to 5 to 15 kt.
Seas subsiding to 5 to 9 ft.
.FRI...W winds 5 to 15 kt, increasing to 15 to 25 kt. Seas
subsiding to 3 to 6 ft.
.FRI NIGHT...W to NW winds 20 to 30 kt. Seas building to 6 to 9
ft.
.SAT...N winds 10 to 20 kt, diminishing to 5 to 15 kt. Seas 4 to
7 ft.
.SAT NIGHT...E to NE winds 5 to 10 kt. Seas 3 to 5 ft.
.SUN...SE winds 5 to 15 kt, becoming S 10 to 20 kt. Seas 3 to
5 ft.
.SUN NIGHT...S to SW winds 20 to 30 kt. Seas building to 6 to 10
ft.

$$

ANZ935-130800-
Cape Fear to 31N east of 1000 fm to 250 nm offshore-
355 PM EST Tue Dec 12 2017

...GALE WARNING...

.TONIGHT...SW winds 25 to 35 kt, becoming W to NW 30 to 40 kt.
Seas 8 to 12 ft, building to 9 to 16 ft. Scattered showers and
TSTMs.
.WED...NW winds 20 to 30 kt. Seas 9 to 16 ft.
.WED NIGHT...W to SW winds diminishing to 10 to 20 kt,
then increasing to 20 to 30 kt. Seas 7 to 12 ft.
.THU...W winds 20 to 30 kt. Seas 7 to 12 ft.
.THU NIGHT...W winds 15 to 25 kt. Seas 6 to 11 ft.
.FRI...W winds 10 to 15 kt, becoming W to SW 15 to 25 kt. Seas
subsiding to 4 to 7 ft.
.FRI NIGHT...W winds 25 to 30 kt, becoming W to NW 25 to 35 kt.
Seas building to 6 to 11 ft.
.SAT...N to NW winds 15 to 25 kt. Seas 6 to 11 ft.
.SAT NIGHT...N to NE winds diminishing to 10 to 15 kt. Seas
subsiding to 4 to 7 ft.
.SUN...E to SE winds 10 to 15 kt, becoming S to SE 10 to 20 kt.
Seas 4 to 7 ft.
.SUN NIGHT...S winds 15 to 25 kt. Seas 5 to 9 ft.

$$

.Forecaster Mills. Ocean Prediction Center.


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