Offshore Forecast
Issued by NWS

Home |  Current Version |  Previous Version |  Text Only |  Print | Product List |  Glossary On
Versions: 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29
415
FZNT34 KWBC 222043
OFFN32

Marine Weather HF Voice Broadcast
NWS Ocean Prediction Center Washington DC
443 PM EDT Thu May 22 2025

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.

Conditions given represent the highest within that period.

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.

Locally higher winds and seas can be expected in and near tstms.

.SYNOPSIS FOR MID ATLC WATERS...Low pressure centered near 39N71W
will move NE tonight while pulling its associated fronts E and NE
the area. The low will then track well NE of the region Fri and
Fri night while strengthening. A weaker low will move NE off the
SE coast tonight and Fri while pulling a cold front offshore. The
low will pass E of the area Fri night before the cold front
stalls over the S portion Sat and Sat night. The front will then
pass E and SE of the waters Sun. A series of low pressure troughs
will move SE over the N portion Sat into Mon. High pressure will
build SE across the S portion Sat night and Sun, then pass SE of
the waters Sun night. A stationary front will extend E over the
central waters Sun night, before low pressure tracks E along the
boundary Mon. The low will then pass E of the area Mon night,
with the front again stalling across the central and S portions
Tue and Tue night. High pressure will build across the N portions
Mon night through Tue night.

Please see
https://www.weather.gov/media/notification/pdf_2025/
pns25-33_vobra_discontinuation_2025.pdf (all lower case)
for a proposal to discontinue this product.

Hudson Canyon to Baltimore Canyon including the waters west of
39.3N 71.9W...SW to 37.7N 72.9W

.TONIGHT...N to NW winds 15 to 25 kt, becoming W 10 to 20 kt.
Seas 8 to 13 ft. Scattered showers and tstms.
.FRI...W winds 10 to 20 kt. Seas 4 to 7 ft.
.FRI NIGHT...W winds 10 to 20 kt. Seas 4 to 6 ft.
.SAT...W winds 10 to 20 kt. Seas 3 to 6 ft.
.SAT NIGHT...NW winds 10 to 15 kt, becoming 10 to 20 kt. Seas
3 to 5 ft.
.SUN...W winds 10 to 20 kt, diminishing to 5 to 15 kt. Seas 3 to
5 ft.
.SUN NIGHT...W winds 5 to 15 kt, becoming N to NW. Seas 3 to
4 ft.
.MON...N winds 5 to 15 kt, becoming variable. Seas 3 to 4 ft.
.MON NIGHT...Variable winds less than 10 kt. Seas 2 ft or less.
.TUE...E to SE winds less than 10 kt, becoming S to SE. Seas
2 ft or less, becoming 3 ft.
.TUE NIGHT...E winds 10 to 20 kt. Seas 4 to 7 ft.

Baltimore Canyon to the Hague Line south of 1000 fm

...GALE WARNING...

.TONIGHT...S to SE winds 30 to 40 kt, becoming W to SW 20 to
30 kt. Seas 11 to 18 ft. Scattered showers and tstms.
.FRI...W to SW winds 20 to 30 kt. Seas 8 to 14 ft. Scattered
showers and tstms.
.FRI NIGHT...W winds 15 to 25 kt. Seas 5 to 9 ft. Scattered
showers and tstms.
.SAT...W winds 15 to 25 kt. Seas 5 to 9 ft.
.SAT NIGHT...W winds 15 to 25 kt. Seas 5 to 9 ft.
.SUN...W winds 15 to 25 kt. Seas 6 to 10 ft.
.SUN NIGHT...W to NW winds 10 to 20 kt. Seas 4 to 8 ft.
.MON...N to NW winds 10 to 20 kt, becoming N 5 to 15 kt. Seas
4 to 7 ft.
.MON NIGHT...N winds 5 to 15 kt. Seas 3 to 5 ft.
.TUE...N to NE winds 5 to 15 kt, becoming E to SE. Seas 3 to
5 ft.
.TUE NIGHT...E to SE winds 10 to 20 kt. Seas 4 to 7 ft.

Baltimore Canyon to Hatteras Canyon out to 36N 70W to 34N 71W

.TONIGHT...W winds 15 to 25 kt. Seas 5 to 9 ft.
.FRI...W winds 20 to 30 kt. Seas 6 to 10 ft. Scattered showers
and tstms.
.FRI NIGHT...W to NW winds 15 to 25 kt. Seas 4 to 8 ft.
.SAT...W winds 15 to 25 kt. Seas 4 to 8 ft.
.SAT NIGHT...W to NW winds 10 to 20 kt. Seas 4 to 7 ft.
.SUN...W to NW winds 10 to 20 kt. Seas 3 to 6 ft.
.SUN NIGHT...W to NW winds 5 to 15 kt, becoming NE 15 to 25 kt.
Seas 3 to 5 ft.
.MON...NE winds 15 to 25 kt, becoming N to NE 5 to 15 kt. Seas
3 to 6 ft.
.MON NIGHT...E to NE winds 5 to 15 kt. Seas 3 to 5 ft.
.TUE...E winds 5 to 15 kt, becoming E to SE 10 to 20 kt. Seas
3 to 4 ft.
.TUE NIGHT...S to SE winds 15 to 25 kt. Seas 4 to 7 ft.

Hatteras Canyon to Cape Fear out to 34N 71W to 32N 73W

.TONIGHT...W to SW winds 20 to 30 kt. Seas 4 to 8 ft.
.FRI...W winds 15 to 25 kt. Seas 4 to 8 ft.
.FRI NIGHT...W winds 10 to 20 kt. Seas 4 to 7 ft.
.SAT...N to NW winds 5 to 15 kt, becoming W to NW. Seas 3 to
6 ft.
.SAT NIGHT...W to NW winds 5 to 15 kt, becoming variable. Seas
3 to 4 ft.
.SUN...Variable winds 5 to 15 kt, becoming S to SW. Seas 3 to
4 ft.
.SUN NIGHT...S winds 5 to 15 kt, becoming NE 20 to 30 kt. Seas
3 to 6 ft.
.MON...E to NE winds 15 to 25 kt. Seas 4 to 7 ft.
.MON NIGHT...E to NE winds 10 to 20 kt. Seas 3 to 6 ft.
.TUE...E winds 10 to 20 kt, becoming SE 15 to 25 kt. Seas 4 to
7 ft.
.TUE NIGHT...S to SW winds 15 to 25 kt. Seas 4 to 7 ft.

Cape Fear to 31N out to 32N 73W to 31N 74W

.TONIGHT...W to SW winds 20 to 30 kt. Seas 4 to 7 ft.
.FRI...W to NW winds 5 to 15 kt, becoming SW. Seas 4 to 7 ft.
.FRI NIGHT...W to SW winds 5 to 15 kt, becoming N to NW. Seas
3 to 5 ft.
.SAT...N to NE winds 5 to 15 kt, becoming variable. Seas 3 to
4 ft. Scattered showers and tstms.
.SAT NIGHT...Variable winds less than 10 kt, becoming S to SE.
Seas 3 to 4 ft.
.SUN...S to SE winds less than 10 kt, becoming S. Seas 3 to
4 ft.
.SUN NIGHT...S winds 5 to 15 kt, becoming SW 10 to 20 kt. Seas
3 to 4 ft.
.MON...E to NE winds 10 to 20 kt. Seas 3 to 6 ft.
.MON NIGHT...E winds 10 to 20 kt. Seas 4 to 7 ft.
.TUE...E to SE winds 15 to 25 kt, becoming S to SE. Seas 3 to
6 ft.
.TUE NIGHT...S winds 10 to 20 kt, becoming SW. Seas 3 to 5 ft.

.Forecaster Collins. Ocean Prediction Center.