Mid-Atlantic Offshore Forecast


018 
FZNT22 KWBC 260856
OFFNT2
Offshore Waters Forecast
NWS Ocean Prediction Center Washington DC
456 AM EDT Tue Sep 26 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.
ANZ899-262015-
456 AM EDT Tue Sep 26 2017
.SYNOPSIS FOR MID ATLC WATERS...Hurricane Maria was centered near
32.9N 73.1W at 5 AM EDT this morning, and was moving N or 360 
degrees at 06 kt. Maria is expected to move to near 33.7N 73.2W 
at 2 PM this afternoon, 34.6N 73.1W as a tropical storm at 2 AM 
tonight, 35.4N 72.7W at 2 PM Wed, 35.8N 71.7W at 2 AM Wed night,
37.0N 66.0W at 2 AM Thu night, 41.0N 53.0W at 2 AM Fri night, and
well E of the area near 48.0N 35.5W at 2 AM Sat night as a 
post-tropical low. Also, S to SE swell from Hurricane Maria will
impact the area today 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 before passing SE of the area Sat and Sat night. Weak 
low pres will pass across the N and central waters Fri night and 
Sat. Another high pres ridge will build just N of the waters Sat 
and Sat night. 
$$
ANZ820-262015-
Hudson Canyon to Baltimore Canyon to 1000 fm-
456 AM EDT Tue Sep 26 2017
.TODAY...NE winds 10 to 20 kt. Seas 10 to 17 ft.
.TONIGHT...E to NE winds 15 to 25 kt. Seas 11 to 18 ft.
.WED...NE winds 20 to 30 kt. Seas building to 12 to 21 ft. Scattered
showers and TSTMs.
.WED NIGHT...N to NE winds 20 to 30 kt. Seas 12 to 21 ft. Scattered
showers and TSTMs.
.THU...N winds 20 to 30 kt. Seas subsiding to 10 to 17 ft.
.THU NIGHT...N winds 15 to 25 kt. Seas subsiding to 7 to 12 ft.
.FRI...N winds 10 to 20 kt, becoming N to NW 5 to 15 kt. Seas
subsiding to 6 to 10 ft.
.FRI NIGHT...W to SW winds 5 to 15 kt. Seas subsiding to 3 to 6 ft.
.SAT...Winds veering to N to NW 10 to 20 kt, then becoming N to NE.
Seas 3 to 5 ft.
.SAT NIGHT...NE winds 10 to 20 kt. Seas 3 to 6 ft.
$$
ANZ915-262015-
Between 1000 fm and 38.5N west of 69W-
456 AM EDT Tue Sep 26 2017
...TROPICAL STORM CONDITIONS POSSIBLE THU...
.TODAY...E winds 5 to 15 kt. Seas 11 to 16 ft. Areas of fog with
VSBY 1 nm or less.
.TONIGHT...E to SE winds 10 to 20 kt. Seas 12 to 16 ft. Areas of fog
with VSBY 1 nm or less.
.WED...E to SE winds 15 to 25 kt. Seas becoming 12 to 19 ft. Areas
of fog with VSBY 1 nm or less.
.WED NIGHT...E to SE winds 20 to 30 kt. Seas 12 to 20 ft. Scattered
showers and TSTMs. Areas of fog with VSBY 1 nm or less.
.THU...E winds 25 to 35 kt, becoming N 20 to 30 kt. Seas 13 to 19
ft.
.THU NIGHT...N winds 20 to 30 kt. Seas becoming 10 to 18 ft.
.FRI...N winds 15 to 25 kt, becoming NW 10 to 15 kt. Seas subsiding
to 8 to 14 ft.
.FRI NIGHT...N winds 5 to 15 kt, becoming W to SW. Seas subsiding to
4 to 7 ft.
.SAT...W to SW winds 5 to 15 kt, becoming N 10 to 20 kt. Seas
subsiding to 3 to 5 ft.
.SAT NIGHT...NE winds 15 to 25 kt. Seas building to 4 to 7 ft.
$$
ANZ920-262015-
Baltimore Canyon to 69W east of 1000 fm and south of 38.5N to
250 nm offshore-
456 AM EDT Tue Sep 26 2017
...TROPICAL STORM WARNING...
.TODAY...E to SE winds 15 to 25 kt. Seas 13 to 19 ft. Areas of fog
with VSBY 1 nm or less. Scattered showers and TSTMs.
.TONIGHT...E to SE winds 20 to 30 kt, increasing to 25 to 35 kt.
Seas becoming 13 to 23 ft. Scattered showers and isolated TSTMs with
VSBY 1 nm or less.
.WED...E to SE winds increasing to 35 to 45 kt. Seas building to 14
to 28 ft. Scattered showers and isolated TSTMs with VSBY 1 nm or
less.
.WED NIGHT...E winds increasing to 40 to 55 kt. Seas building to 16
to 31 ft. Numerous showers and isolated TSTMs with VSBY 1 nm or
less.
.THU...E to NE winds 40 to 55 kt, becoming N to NE. Seas building to
19 to 34 ft.
.THU NIGHT...N winds becoming 35 to 45 kt, then diminishing to 20 to
30 kt. Seas becoming 13 to 21 ft.
.FRI...N winds 15 to 25 kt, becoming NW 10 to 15 kt. Seas subsiding
to 8 to 14 ft.
.FRI NIGHT...N winds 5 to 15 kt, becoming variable. Seas subsiding
to 4 to 8 ft.
.SAT...Variable winds 5 to 15 kt, becoming N 10 to 20 kt. Seas
subsiding to 3 to 5 ft.
.SAT NIGHT...N to NE winds 15 to 25 kt. Seas building to 5 to 8 ft.
$$
ANZ905-262015-
East of 69W to the Hague Line between 1000 fm and 39N-
456 AM EDT Tue Sep 26 2017
...TROPICAL STORM CONDITIONS POSSIBLE THU...
.TODAY...S winds 5 to 10 kt, becoming 5 to 15 kt. Seas 9 to 13 ft.
Showers and TSTMs with VSBY 1 nm or less.
.TONIGHT...S to SE winds 5 to 15 kt. Seas 10 to 13 ft.
.WED...SE winds 10 to 15 kt, becoming S to SE 10 to 20 kt. Seas 9 to
13 ft.
.WED NIGHT...S winds 15 to 20 kt. Seas building to 10 to 15 ft.
Areas of fog with VSBY 1 nm or less.
.THU...S winds 15 to 25 kt, becoming E to SE 25 to 35 kt. Seas
building to 11 to 17 ft.
.THU NIGHT...E to SE winds 25 to 35 kt, becoming E to NE 30 to 40
kt. Seas building to 13 to 22 ft.
.FRI...Winds diminishing to N 20 to 30 kt, then becoming NW. Seas
subsiding to 12 to 20 ft.
.FRI NIGHT...NW winds becoming 10 to 20 kt, then diminishing to 5 to
15 kt. Seas subsiding to 6 to 10 ft.
.SAT...N winds less than 10 kt, becoming N to NE. Seas subsiding to
3 to 6 ft.
.SAT NIGHT...N to NE winds increasing to 10 to 20 kt. Seas 3 to 5
ft.
$$
ANZ910-262015-
East of 69W and south of 39N to 250 nm offshore-
456 AM EDT Tue Sep 26 2017
...TROPICAL STORM WARNING...
.TODAY...SE winds 10 to 20 kt. Seas 10 to 15 ft.
.TONIGHT...SE winds 15 to 25 kt. Seas 11 to 15 ft.
.WED...SE winds 20 to 30 kt. Seas 10 to 17 ft. Isolated showers and
TSTMs.
.WED NIGHT...S to SE winds 20 to 30 kt, increasing to 30 to 40 kt.
Seas building to 12 to 20 ft. Scattered showers and TSTMs.
.THU...E to SE winds increasing to 40 to 55 kt. Seas becoming 14 to
24 ft, then building to 19 to 34 ft.
.THU NIGHT...Winds backing to N to NE 35 to 50 kt, then becoming N
35 to 45 kt. Seas 18 to 33 ft, becoming 15 to 23 ft.
.FRI...N winds diminishing to 20 to 30 kt, then becoming NW 15 to 25
kt. Seas subsiding to 12 to 19 ft.
.FRI NIGHT...N to NW winds 10 to 20 kt, diminishing to 5 to 15 kt.
Seas subsiding to 6 to 10 ft.
.SAT...N to NE winds diminishing to less than 5 kt. Seas subsiding
to 3 to 6 ft.
.SAT NIGHT...NE winds increasing to 10 to 15 kt, then becoming 10 to
20 kt. Seas 3 to 5 ft.
$$
ANZ825-262015-
Baltimore Canyon to Cape Charles Light to 100 nm offshore-
456 AM EDT Tue Sep 26 2017
...TROPICAL STORM WARNING...
.TODAY...E to NE winds 20 to 30 kt. Seas 13 to 22 ft. Scattered
showers and TSTMs.
.TONIGHT...NE winds 20 to 30 kt, increasing to 25 to 35 kt. Seas 13
to 23 ft. Scattered showers and TSTMs.
.WED...N to NE winds 30 to 40 kt. Seas building to 14 to 26 ft.
Scattered showers and TSTMs.
.WED NIGHT...N to NE winds 25 to 35 kt, becoming N 25 to 30 kt. Seas
14 to 24 ft. Scattered showers and TSTMs.
.THU...N to NW winds 20 to 30 kt. Seas subsiding to 10 to 17 ft.
.THU NIGHT...N winds 15 to 25 kt. Seas subsiding to 6 to 11 ft.
.FRI...N winds becoming 10 to 15 kt, then diminishing to less than
10 kt. Seas subsiding to 4 to 8 ft.
.FRI NIGHT...Variable winds less than 10 kt. Seas subsiding to 3 to
6 ft.
.SAT...N to NW winds 5 to 15 kt, becoming N to NE 10 to 20 kt. Seas
3 to 5 ft.
.SAT NIGHT...NE winds 15 to 20 kt. Seas building to 4 to 7 ft.
$$
ANZ828-262015-
Cape Charles Light to Currituck Beach Light to 100 nm offshore-
456 AM EDT Tue Sep 26 2017
...TROPICAL STORM WARNING...
.TODAY...E to NE winds 20 to 30 kt, becoming NE 30 to 40 kt. Seas 14
to 28 ft. Scattered showers and TSTMs.
.TONIGHT...N to NE winds increasing to 35 to 50 kt. Seas 14 to 28
ft. Scattered showers and TSTMs.
.WED...N winds 40 to 55 kt. Seas 14 to 27 ft. Numerous showers and
isolated TSTMs.
.WED NIGHT...N winds 40 to 50 kt, diminishing to 30 to 40 kt. Seas
16 to 26 ft. Scattered showers and TSTMs.
.THU...N to NW winds diminishing to 20 to 30 kt. Seas subsiding to
11 to 18 ft.
.THU NIGHT...N winds 15 to 25 kt. Seas subsiding to 7 to 12 ft.
.FRI...N winds becoming 10 to 15 kt, then diminishing to 5 to 10 kt.
Seas subsiding to 4 to 8 ft.
.FRI NIGHT...N to NE winds 5 to 10 kt, becoming variable. Seas
subsiding to 3 to 6 ft.
.SAT...N winds 5 to 15 kt, increasing to 10 to 20 kt. Seas 3 to 5
ft.
.SAT NIGHT...NE winds 15 to 25 kt. Seas building to 4 to 7 ft.
$$
ANZ925-262015-
Baltimore Canyon to Hatteras Canyon between 100 nm and 250 nm
offshore-
456 AM EDT Tue Sep 26 2017
...TROPICAL STORM WARNING...
.TODAY...E winds 35 to 45 kt, becoming E to SE 45 to 60 kt. Seas 18
to 33 ft. Numerous showers and isolated TSTMs.
.TONIGHT...E to SE winds 45 to 60 kt. Seas 18 to 33 ft. Numerous
showers and isolated TSTMs.
.WED...S to SE winds 45 to 60 kt. Seas building to 20 to 35 ft.
Showers and isolated TSTMs.
.WED NIGHT...S to SE winds 40 to 55 kt, becoming S to SW. Seas 19 to
34 ft. Showers and isolated TSTMs.
.THU...Winds veering to W to NW 40 to 55 kt. Seas building to 22 to
37 ft.
.THU NIGHT...N to NW winds diminishing to 25 to 35 kt, then becoming
N 20 to 30 kt. Seas subsiding to 11 to 18 ft.
.FRI...N winds diminishing to 10 to 20 kt, then becoming 10 to 15
kt. Seas subsiding to 6 to 11 ft.
.FRI NIGHT...N winds diminishing to less than 10 kt, then becoming
variable. Seas subsiding to 4 to 8 ft.
.SAT...N to NW winds 5 to 15 kt, becoming N 10 to 20 kt. Seas
subsiding to 3 to 6 ft.
.SAT NIGHT...N to NE winds 15 to 25 kt. Seas 4 to 7 ft.
$$
ANZ830-262015-
Currituck Beach Light to Cape Hatteras to 100 nm offshore-
456 AM EDT Tue Sep 26 2017
...TROPICAL STORM WARNING...
.TODAY...E to NE winds 30 to 40 kt, becoming N to NE 40 to 55 kt.
Seas 16 to 31 ft. Numerous showers and isolated TSTMs.
.TONIGHT...N winds 45 to 60 kt. Seas becoming 15 to 28 ft. Numerous
showers and isolated TSTMs.
.WED...N to NW winds 40 to 55 kt. Seas becoming 15 to 25 ft.
Numerous showers and isolated TSTMs.
.WED NIGHT...NW winds 35 to 50 kt, diminishing to 30 to 40 kt. Seas
15 to 25 ft. Numerous showers and isolated TSTMs.
.THU...NW winds diminishing to 20 to 30 kt. Seas subsiding to 11 to
18 ft.
.THU NIGHT...N winds 15 to 25 kt. Seas subsiding to 7 to 12 ft.
.FRI...N winds becoming 10 to 15 kt, then diminishing to 5 to 10 kt.
Seas subsiding to 5 to 8 ft.
.FRI NIGHT...NE winds 5 to 10 kt. Seas subsiding to 4 to 6 ft.
.SAT...N to NE winds 5 to 15 kt, becoming N 10 to 20 kt. Seas 3 to 5
ft.
.SAT NIGHT...N to NE winds 15 to 25 kt. Seas building to 4 to 7 ft.
$$
ANZ833-262015-
Cape Hatteras to Cape Fear to 100 nm offshore-
456 AM EDT Tue Sep 26 2017
...TROPICAL STORM WARNING...
.TODAY...N to NE winds 35 to 45 kt, becoming N 40 to 55 kt. Seas 15
to 30 ft. Numerous showers and isolated TSTMs.
.TONIGHT...N to NW winds 40 to 55 kt. Seas becoming 14 to 23 ft.
Numerous showers and isolated TSTMs.
.WED...NW winds 40 to 50 kt. Seas subsiding to 12 to 19 ft.
Scattered showers and TSTMs.
.WED NIGHT...NW winds diminishing to 30 to 40 kt. Seas 11 to 19 ft.
Scattered showers and TSTMs.
.THU...N to NW winds diminishing to 20 to 30 kt. Seas subsiding to 9
to 15 ft.
.THU NIGHT...N winds 15 to 25 kt. Seas subsiding to 6 to 11 ft.
.FRI...N to NE winds diminishing to 10 to 15 kt. Seas subsiding to 4
to 8 ft.
.FRI NIGHT...NE winds 5 to 10 kt, becoming 5 to 15 kt. Seas
subsiding to 3 to 6 ft.
.SAT...NE winds 10 to 15 kt, becoming 10 to 20 kt. Seas 3 to 6 ft.
.SAT NIGHT...NE winds 15 to 25 kt. Seas 4 to 7 ft.
$$
ANZ930-262015-
Hatteras Canyon to Cape Fear between 100 nm and 250 nm offshore-
456 AM EDT Tue Sep 26 2017
...HURRICANE WARNING...
.TODAY...E to SE winds 50 to 65 kt, becoming S to SW. Seas 24 to 39
ft. Showers and isolated TSTMs.
.TONIGHT...S to SW winds 45 to 60 kt. Seas becoming 17 to 32 ft.
Showers and isolated TSTMs.
.WED...W to SW winds 45 to 60 kt. Seas becoming 14 to 29 ft.
Numerous showers and isolated TSTMs.
.WED NIGHT...W to SW winds 45 to 55 kt, becoming W to NW 40 to 50
kt. Seas 14 to 26 ft. Numerous showers and isolated TSTMs.
.THU...W winds diminishing to 30 to 40 kt, then becoming W to NW 20
to 30 kt. Seas subsiding to 12 to 20 ft.
.THU NIGHT...N to NW winds 15 to 25 kt. Seas subsiding to 9 to 15
ft.
.FRI...N winds becoming 10 to 15 kt, then diminishing to 5 to 10 kt.
Seas subsiding to 6 to 10 ft.
.FRI NIGHT...E to NE winds 5 to 10 kt. Seas subsiding to 5 to 7 ft.
.SAT...NE winds 5 to 15 kt, increasing to 10 to 20 kt. Seas 4 to 6
ft.
.SAT NIGHT...NE winds 15 to 25 kt. Seas 4 to 8 ft.
$$
ANZ835-262015-
Cape Fear to 31N to 1000 fm-
456 AM EDT Tue Sep 26 2017
...TROPICAL STORM WARNING...
.TODAY...N to NW winds 30 to 40 kt. Seas 13 to 23 ft. Scattered
showers and TSTMs.
.TONIGHT...NW winds 25 to 35 kt, diminishing to 20 to 30 kt. Seas
subsiding to 11 to 17 ft. Scattered showers and TSTMs.
.WED...NW winds 20 to 30 kt. Seas subsiding to 9 to 14 ft.
.WED NIGHT...W to NW winds diminishing to 10 to 20 kt. Seas
subsiding to 7 to 11 ft.
.THU...NW winds 10 to 20 kt, becoming N to NW 5 to 15 kt. Seas 6 to
10 ft.
.THU NIGHT...Variable winds 5 to 15 kt, becoming NE 10 to 20 kt.
Seas subsiding to 5 to 8 ft.
.FRI...E to NE winds 10 to 20 kt, becoming E 5 to 15 kt. Seas 4 to 7
ft.
.FRI NIGHT...E winds 5 to 15 kt. Seas 3 to 6 ft.
.SAT...E to NE winds increasing to 20 to 30 kt. Seas building to 5
to 8 ft.
.SAT NIGHT...NE winds 20 to 25 kt. Seas building to 7 to 12 ft.
$$
ANZ935-262015-
Cape Fear to 31N east of 1000 fm to 250 nm offshore-
456 AM EDT Tue Sep 26 2017
...HURRICANE WARNING...
.TODAY...W to SW winds 50 to 65 kt, becoming 45 to 60 kt. Seas 15
to 29 ft, subsiding to 12 to 21 ft. Numerous showers and isolated
TSTMs.
.TONIGHT...W to SW winds becoming 40 to 50 kt, then diminishing to
30 to 40 kt. Seas subsiding to 11 to 18 ft. Scattered showers and
TSTMs.
.WED...W to SW winds 25 to 35 kt, becoming W 20 to 30 kt. Seas
subsiding to 9 to 15 ft. Scattered showers and TSTMs.
.WED NIGHT...W winds 15 to 25 kt. Seas subsiding to 7 to 12 ft.
.THU...W winds 10 to 20 kt, becoming NW. Seas 7 to 11 ft.
.THU NIGHT...N winds 5 to 15 kt, becoming E to NE. Seas 6 to 11 ft.
.FRI...E to NE winds 5 to 15 kt. Seas subsiding to 5 to 8 ft.
.FRI NIGHT...E to NE winds 10 to 15 kt. Seas 5 to 6 ft.
.SAT...E to NE winds 10 to 15 kt, becoming NE 15 to 20 kt. Seas 5 to
6 ft.
.SAT NIGHT...NE winds 20 to 25 kt. Seas building to 6 to 11 ft.
$$
.Forecaster Kells. Ocean Prediction Center.