Offshore Forecast
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000
FZNT22 KWBC 260258
OFFNT2

Offshore Waters Forecast
NWS Ocean Prediction Center Washington DC
1058 PM EDT Mon Sep 25 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.

ANZ899-270300-
1058 PM EDT Mon Sep 25 2017

.SYNOPSIS FOR MID ATLC WATERS...Hurricane Maria was centered near
32.3N 73.1W at 11 PM EDT this evening, and was moving N or 360
degrees at 06 kt. Maria is expected to move to near 33.2N 73.2W
at 8 AM Tue, 34.1N 73.2W at 8 PM Tue night, 35.0N 73.0W as a
tropical storm at 8 AM Wed, 35.5N 72.4W at 8 PM Wed night, 36.5N
68.4W at 8 PM Thu night, 40.0N 57.5W at 8 PM Fri night, and well
E of the area near 47.0N 40.0W at 8 PM Sat night as a post-tropical
low. Also, S to SE swell from Hurricane Maria will impact the
area tonight into Fri night. Please refer to the latest National
Hurricane Center advisory for Hurricane Maria. Otherwise, a cold
front will move over the NW portion Thu into Thu night, reach the
central waters early Fri, and move over the S waters Fri night
and Sat before passing SE of the area Sat night. Weak low pres
will pass across the N and central waters Sat. Another high pres
ridge will build just N of the waters Sat and Sat night.

$$

ANZ820-270300-
Hudson Canyon to Baltimore Canyon to 1000 fm-
1058 PM EDT Mon Sep 25 2017

.TONIGHT...E to NE winds 5 to 15 kt. Seas 8 to 14 ft.
.TUE...NE winds 10 to 20 kt. Seas building to 10 to 17 ft.
.TUE NIGHT...E to NE winds 15 to 25 kt. Seas 11 to 18 ft.
.WED...NE winds 20 to 30 kt. Seas building to 12 to 21 ft. Isolated
showers and TSTMs.
.WED NIGHT...NE winds 20 to 30 kt, becoming N. Seas 12 to 21 ft.
.THU...N winds 20 to 30 kt. Seas subsiding to 10 to 17 ft.
.THU NIGHT...N winds 15 to 25 kt. Seas subsiding to 8 to 13 ft.
.FRI...N winds diminishing to 10 to 15 kt, then becoming variable.
Seas subsiding to 6 to 10 ft.
.FRI NIGHT...Winds becoming S 5 to 10 kt. Seas subsiding to 4 to 7
ft.
.SAT...W to SW winds 5 to 10 kt, becoming W to NW 5 to 15 kt. Seas
subsiding to 3 to 5 ft.
.SAT NIGHT...N to NW winds 10 to 20 kt, becoming NE 10 to 15 kt.
Seas 2 to 4 ft.

$$

ANZ915-270300-
Between 1000 fm and 38.5N west of 69W-
1058 PM EDT Mon Sep 25 2017

...TROPICAL STORM CONDITIONS POSSIBLE WED NIGHT...

.TONIGHT...E to SE winds 5 to 10 kt, becoming 5 to 15 kt. Seas 10 to
13 ft. Areas of fog with VSBY 1 nm or less.
.TUE...E to SE winds 5 to 15 kt. Seas building to 12 to 16 ft. Areas
of fog with VSBY 1 nm or less.
.TUE NIGHT...E winds 10 to 20 kt. Seas 12 to 17 ft. Areas of fog
with VSBY 1 nm or less.
.WED...E to SE winds 15 to 25 kt. Seas 12 to 19 ft. Areas of fog
with VSBY 1 nm or less.
.WED NIGHT...E winds 20 to 30 kt, increasing to 25 to 35 kt. Seas 13
to 20 ft.
.THU...E to NE winds 30 to 40 kt. Seas 13 to 19 ft.
.THU NIGHT...Winds diminishing to N 20 to 30 kt. Seas becoming 10 to
18 ft.
.FRI...N winds 15 to 25 kt. Seas subsiding to 8 to 14 ft.
.FRI NIGHT...N winds diminishing to less than 10 kt, then becoming E
to NE. Seas subsiding to 5 to 9 ft.
.SAT...E to SE winds 5 to 10 kt, becoming S to SE. Seas subsiding to
3 to 6 ft.
.SAT NIGHT...Variable winds 5 to 15 kt, becoming NE 10 to 15 kt.
Seas 3 to 5 ft.

$$

ANZ920-270300-
Baltimore Canyon to 69W east of 1000 fm and south of 38.5N to
250 nm offshore-
1058 PM EDT Mon Sep 25 2017

...TROPICAL STORM WARNING...

.TONIGHT...E to SE winds 15 to 25 kt. Seas 12 to 17 ft. Scattered
showers with VSBY 1 nm or less.
.TUE...E to SE winds 15 to 25 kt. Seas building to 13 to 19 ft.
Scattered showers and TSTMs.
.TUE NIGHT...E to SE winds 20 to 30 kt, increasing to 25 to 35 kt.
Seas building to 14 to 23 ft. Scattered showers and TSTMs.
.WED...E to SE winds increasing to 35 to 45 kt. Seas becoming 14 to
29 ft. Scattered showers and isolated TSTMs with VSBY 1 nm or less.
.WED NIGHT...E winds increasing to 40 to 55 kt. Seas building to 18
to 33 ft.
.THU...E to NE winds 45 to 60 kt, becoming N to NE. Seas 19 to 34
ft.
.THU NIGHT...N winds 45 to 55 kt, diminishing to 20 to 30 kt. Seas
becoming 15 to 24 ft, then subsiding to 10 to 16 ft.
.FRI...N winds 15 to 25 kt. Seas subsiding to 8 to 14 ft.
.FRI NIGHT...N to NE winds diminishing to less than 10 kt. Seas
subsiding to 5 to 9 ft.
.SAT...E to SE winds 5 to 10 kt, becoming S to SE. Seas subsiding to
3 to 6 ft.
.SAT NIGHT...N to NW winds 5 to 15 kt, becoming NE 10 to 15 kt. Seas
3 to 5 ft.

$$

ANZ905-270300-
East of 69W to the Hague Line between 1000 fm and 39N-
1058 PM EDT Mon Sep 25 2017

...TROPICAL STORM CONDITIONS POSSIBLE THU...

.TONIGHT...S winds 10 to 15 kt, diminishing to 5 to 10 kt. Seas 9 to
12 ft. Showers and TSTMs with VSBY 1 nm or less.
.TUE...S to SE winds 5 to 15 kt, becoming S 5 to 10 kt. Seas 9 to 13
ft. Showers and TSTMs with VSBY 1 nm or less.
.TUE NIGHT...S to SE winds 5 to 15 kt. Seas 10 to 13 ft.
.WED...SE winds 5 to 15 kt, becoming S to SE 10 to 20 kt. Seas 10 to
14 ft. Areas of fog with VSBY 1 nm or less.
.WED NIGHT...S to SE winds 15 to 20 kt. Seas 10 to 16 ft.
.THU...S to SE winds increasing to 20 to 30 kt, then becoming E to
SE 25 to 35 kt. Seas building to 12 to 18 ft.
.THU NIGHT...E to SE winds 30 to 40 kt, becoming E to NE. Seas
building to 13 to 20 ft.
.FRI...Winds diminishing to N 20 to 30 kt. Seas subsiding to 10 to
18 ft.
.FRI NIGHT...N winds diminishing to 10 to 20 kt, then becoming 10 to
15 kt. Seas subsiding to 8 to 14 ft.
.SAT...N winds diminishing to less than 10 kt. Seas subsiding to 5
to 9 ft.
.SAT NIGHT...E winds 5 to 15 kt, becoming N 10 to 15 kt. Seas
subsiding to 3 to 5 ft.

$$

ANZ910-270300-
East of 69W and south of 39N to 250 nm offshore-
1058 PM EDT Mon Sep 25 2017

...TROPICAL STORM CONDITIONS POSSIBLE WED NIGHT...

.TONIGHT...SE winds 10 to 15 kt, becoming S to SE 10 to 20 kt. Seas
10 to 15 ft. Scattered showers with VSBY 1 nm or less.
.TUE...SE winds 10 to 20 kt. Seas 11 to 16 ft.
.TUE NIGHT...SE winds 15 to 25 kt. Seas 11 to 16 ft.
.WED...SE winds 20 to 30 kt. Seas 11 to 18 ft. Isolated showers and
TSTMs.
.WED NIGHT...SE winds increasing to 35 to 45 kt. Seas building to 13
to 22 ft.
.THU...E to SE winds increasing to 45 to 60 kt. Seas building to 17
to 32 ft.
.THU NIGHT...E to NE winds 45 to 60 kt, becoming N 35 to 45 kt. Seas
becoming 15 to 29 ft.
.FRI...N winds diminishing to 20 to 30 kt. Seas subsiding to 10 to
17 ft.
.FRI NIGHT...N to NW winds diminishing to 10 to 20 kt, then becoming
N 5 to 15 kt. Seas subsiding to 7 to 13 ft.
.SAT...N to NE winds 5 to 10 kt, becoming E to SE. Seas subsiding to
4 to 8 ft.
.SAT NIGHT...E to SE winds increasing to 10 to 20 kt, then becoming
N 15 to 20 kt. Seas 4 to 7 ft.

$$

ANZ825-270300-
Baltimore Canyon to Cape Charles Light to 100 nm offshore-
1058 PM EDT Mon Sep 25 2017

...TROPICAL STORM WARNING...

.TONIGHT...E to NE winds 15 to 20 kt. Seas 10 to 18 ft.
.TUE...NE winds increasing to 20 to 30 kt. Seas building to 13 to 22
ft. Showers and TSTMs.
.TUE NIGHT...NE winds 20 to 30 kt, increasing to 25 to 35 kt. Seas
building to 14 to 24 ft. Scattered showers and TSTMs.
.WED...N to NE winds 30 to 40 kt. Seas building to 16 to 26 ft.
Scattered showers and TSTMs.
.WED NIGHT...N winds 30 to 40 kt, diminishing to 20 to 30 kt. Seas
14 to 24 ft.
.THU...N to NW winds 20 to 30 kt. Seas subsiding to 10 to 17 ft.
.THU NIGHT...N to NW winds 15 to 25 kt. Seas subsiding to 8 to 13
ft.
.FRI...N winds diminishing to 10 to 15 kt, then becoming S to SE.
Seas subsiding to 5 to 9 ft.
.FRI NIGHT...S winds 5 to 10 kt, becoming variable. Seas subsiding
to 4 to 6 ft.
.SAT...NW winds less than 10 kt, increasing to 10 to 20 kt. Seas 3
to 5 ft.
.SAT NIGHT...N to NW winds 15 to 25 kt, becoming NE 5 to 10 kt. Seas
3 to 6 ft.

$$

ANZ828-270300-
Cape Charles Light to Currituck Beach Light to 100 nm offshore-
1058 PM EDT Mon Sep 25 2017

...TROPICAL STORM WARNING...

.TONIGHT...E to NE winds 20 to 30 kt. Seas 14 to 24 ft. Isolated
showers and TSTMs.
.TUE...NE winds increasing to 30 to 40 kt. Seas becoming 14 to 29
ft. Scattered showers and TSTMs.
.TUE NIGHT...NE winds 35 to 45 kt, becoming N to NE 40 to 55 kt.
Seas building to 16 to 31 ft. Scattered showers and TSTMs.
.WED...N winds 40 to 55 kt. Seas 15 to 30 ft. Numerous showers and
isolated TSTMs.
.WED NIGHT...N winds 40 to 50 kt, diminishing to 30 to 40 kt. Seas
becoming 14 to 26 ft.
.THU...N to NW winds diminishing to 20 to 30 kt. Seas subsiding to
11 to 18 ft.
.THU NIGHT...N to NW winds 15 to 25 kt. Seas subsiding to 8 to 13
ft.
.FRI...N winds diminishing to 10 to 15 kt, then becoming E to NE.
Seas subsiding to 4 to 8 ft.
.FRI NIGHT...Winds diminishing to S to SE less than 10 kt, then
becoming variable. Seas subsiding to 3 to 6 ft.
.SAT...Variable winds 5 to 15 kt, becoming W to NW 10 to 20 kt. Seas
3 to 5 ft.
.SAT NIGHT...Winds veering to N 15 to 25 kt, then becoming NE 10 to
15 kt. Seas building to 4 to 7 ft.

$$

ANZ925-270300-
Baltimore Canyon to Hatteras Canyon between 100 nm and 250 nm
offshore-
1058 PM EDT Mon Sep 25 2017

...HURRICANE WARNING...

.TONIGHT...E winds 35 to 45 kt. Seas 16 to 31 ft. Scattered showers
and TSTMs.
.TUE...E to SE winds becoming 45 to 55 kt, then increasing to 50 to
65 kt. Seas building to 21 to 36 ft. Scattered showers and TSTMs.
.TUE NIGHT...E to SE winds 50 to 65 kt, diminishing to 45 to 60 kt.
Seas 21 to 36 ft. Numerous showers and isolated TSTMs.
.WED...E to SE winds 45 to 60 kt, becoming S to SE. Seas 22 to 37
ft. Showers and isolated TSTMs.
.WED NIGHT...S to SE winds 45 to 60 kt, becoming N to NW. Seas 21 to
36 ft.
.THU...N to NW winds 45 to 60 kt. Seas building to 23 to 38 ft, then
becoming 13 to 27 ft.
.THU NIGHT...NW winds diminishing to 40 to 50 kt, then becoming N to
NW 20 to 30 kt. Seas becoming 14 to 22 ft.
.FRI...N winds becoming 10 to 20 kt, then diminishing to 5 to 15 kt.
Seas subsiding to 7 to 12 ft.
.FRI NIGHT...Variable winds less than 10 kt, becoming E to SE. Seas
subsiding to 5 to 8 ft.
.SAT...S to SE winds less than 10 kt, becoming W to SW. Seas
subsiding to 3 to 6 ft.
.SAT NIGHT...Winds increasing to N to NW 10 to 20 kt, then becoming
NE 10 to 15 kt. Seas 3 to 6 ft.

$$

ANZ830-270300-
Currituck Beach Light to Cape Hatteras to 100 nm offshore-
1058 PM EDT Mon Sep 25 2017

...TROPICAL STORM WARNING...

.TONIGHT...E to NE winds 20 to 30 kt, increasing to 30 to 40 kt.
Seas 14 to 29 ft. Scattered showers and TSTMs.
.TUE...N to NE winds increasing to 35 to 50 kt. Seas 15 to 30 ft.
Numerous showers and isolated TSTMs.
.TUE NIGHT...N winds increasing to 45 to 60 kt. Seas 16 to 31 ft.
Numerous showers and isolated TSTMs.
.WED...N to NW winds 45 to 60 kt. Seas 16 to 29 ft. Numerous showers
and isolated TSTMs.
.WED NIGHT...NW winds becoming 35 to 50 kt, then diminishing to 30
to 40 kt. Seas becoming 16 to 26 ft.
.THU...NW winds diminishing to 20 to 30 kt. Seas subsiding to 11 to
18 ft.
.THU NIGHT...N winds 15 to 25 kt. Seas subsiding to 8 to 13 ft.
.FRI...N winds diminishing to 10 to 15 kt, then becoming E to NE 5
to 15 kt. Seas subsiding to 5 to 8 ft.
.FRI NIGHT...Variable winds less than 10 kt, becoming E to SE. Seas
subsiding to 4 to 6 ft.
.SAT...E to NE winds 5 to 15 kt, becoming N to NE 10 to 20 kt. Seas
3 to 5 ft.
.SAT NIGHT...N winds 15 to 25 kt, becoming NE 10 to 15 kt. Seas
building to 4 to 7 ft.

$$

ANZ833-270300-
Cape Hatteras to Cape Fear to 100 nm offshore-
1058 PM EDT Mon Sep 25 2017

...TROPICAL STORM WARNING...

.TONIGHT...N to NE winds 35 to 45 kt. Seas 15 to 30 ft. Scattered
showers and TSTMs.
.TUE...N winds 40 to 50 kt. Seas 15 to 30 ft. Numerous showers and
isolated TSTMs.
.TUE NIGHT...N to NW winds increasing to 45 to 60 kt. Seas becoming
16 to 26 ft. Numerous showers and isolated TSTMs.
.WED...NW winds becoming 40 to 50 kt, then diminishing to 35 to 45
kt. Seas 14 to 23 ft. Scattered showers and TSTMs.
.WED NIGHT...NW winds 30 to 40 kt, diminishing to 20 to 30 kt. Seas
13 to 21 ft.
.THU...NW winds 20 to 30 kt. Seas subsiding to 9 to 16 ft.
.THU NIGHT...N winds 15 to 25 kt. Seas subsiding to 7 to 12 ft.
.FRI...N to NE winds diminishing to 10 to 15 kt, then becoming E 5
to 10 kt. Seas subsiding to 5 to 8 ft.
.FRI NIGHT...E winds less than 10 kt, increasing to 5 to 15 kt. Seas
subsiding to 3 to 6 ft.
.SAT...E to NE winds 10 to 20 kt, becoming N to NE. Seas 3 to 5 ft.
.SAT NIGHT...N to NE winds 15 to 25 kt. Seas building to 4 to 7
ft.

$$

ANZ930-270300-
Hatteras Canyon to Cape Fear between 100 nm and 250 nm offshore-
1058 PM EDT Mon Sep 25 2017

...HURRICANE WARNING...

.TONIGHT...E to SE winds 55 to 70 kt. Seas 26 to 41 ft. Rain, then
showers and isolated TSTMs.
.TUE...S to SE winds 50 to 65 kt. Seas 24 to 39 ft. Showers and
isolated TSTMs.
.TUE NIGHT...S to SW winds 50 to 65 kt, diminishing to 45 to 60 kt.
Seas becoming 21 to 36 ft. Showers and isolated TSTMs.
.WED...W to SW winds 45 to 60 kt. Seas becoming 15 to 30 ft.
Numerous showers and isolated TSTMs.
.WED NIGHT...W to SW winds 45 to 60 kt, becoming W to NW 40 to 50
kt. Seas becoming 13 to 26 ft.
.THU...W to NW winds diminishing to 30 to 40 kt, then becoming NW 20
to 30 kt. Seas 13 to 22 ft.
.THU NIGHT...NW winds 20 to 30 kt. Seas subsiding to 10 to 17 ft.
.FRI...N to NW winds diminishing to 5 to 15 kt, then becoming E to
NE. Seas subsiding to 6 to 11 ft.
.FRI NIGHT...Variable winds less than 10 kt, becoming E to SE. Seas
subsiding to 5 to 8 ft.
.SAT...S to SE winds 5 to 15 kt, becoming N to NE 10 to 20 kt. Seas
subsiding to 4 to 6 ft.
.SAT NIGHT...N to NE winds 15 to 25 kt. Seas 4 to 6 ft.

$$

ANZ835-270300-
Cape Fear to 31N to 1000 fm-
1058 PM EDT Mon Sep 25 2017

...TROPICAL STORM WARNING...

.TONIGHT...N winds 25 to 35 kt. Seas 16 to 25 ft. Scattered showers
and TSTMs.
.TUE...N winds 30 to 40 kt, becoming NW. Seas 13 to 23 ft. Scattered
showers and TSTMs.
.TUE NIGHT...N to NW winds 25 to 35 kt, becoming NW 20 to 30 kt.
Seas subsiding to 12 to 18 ft. Scattered showers and TSTMs.
.WED...NW winds 20 to 30 kt. Seas subsiding to 10 to 16 ft.
.WED NIGHT...W to NW winds diminishing to 10 to 20 kt. Seas
subsiding to 8 to 13 ft.
.THU...NW winds 10 to 20 kt, becoming W to NW 5 to 15 kt. Seas
subsiding to 7 to 11 ft.
.THU NIGHT...Variable winds less than 10 kt, becoming S to SW. Seas
subsiding to 5 to 9 ft.
.FRI...Winds increasing to E to NE 10 to 20 kt, then becoming E to
SE 5 to 15 kt. Seas subsiding to 4 to 7 ft.
.FRI NIGHT...SW winds 5 to 10 kt, becoming variable 5 to 15 kt. Seas
3 to 6 ft.
.SAT...Winds increasing to N to NW 15 to 25 kt. Seas 3 to 5 ft.
.SAT NIGHT...N to NE winds 20 to 30 kt, becoming NE 15 to 20 kt.
Seas building to 5 to 9 ft.

$$

ANZ935-270300-
Cape Fear to 31N east of 1000 fm to 250 nm offshore-
1058 PM EDT Mon Sep 25 2017

...HURRICANE WARNING...

.TONIGHT...S to SW winds 55 to 70 kt, becoming W to SW. Seas 21 to
36 ft. Numerous showers and isolated TSTMs.
.TUE...W to SW winds 50 to 65 kt, diminishing to 45 to 60 kt. Seas
becoming 14 to 28 ft, then subsiding to 12 to 21 ft. Scattered
showers and TSTMs.
.TUE NIGHT...W to SW winds becoming 40 to 50 kt, then diminishing to
30 to 40 kt. Seas subsiding to 10 to 18 ft. Scattered showers and
TSTMs.
.WED...W to SW winds 25 to 35 kt, becoming W 20 to 30 kt. Seas
subsiding to 9 to 16 ft. Scattered showers and TSTMs.
.WED NIGHT...W winds 15 to 25 kt. Seas subsiding to 8 to 14 ft.
.THU...W winds 10 to 20 kt, becoming NW. Seas 8 to 13 ft.
.THU NIGHT...NW winds 10 to 20 kt, becoming N 5 to 15 kt. Seas 7 to
12 ft.
.FRI...Variable winds less than 10 kt, becoming SW. Seas subsiding
to 6 to 9 ft.
.FRI NIGHT...S to SW winds less than 10 kt. Seas subsiding to 5 to 7
ft.
.SAT...SW winds 5 to 10 kt, becoming S to SW 5 to 15 kt. Seas
subsiding to 4 to 5 ft.
.SAT NIGHT...Winds increasing to N to NE 15 to 25 kt, then becoming
E to NE 15 to 20 kt. Seas becoming 4 to 8 ft.

$$

.Forecaster Kells. Ocean Prediction Center.



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