National Weather Service Weather Forecast Office

• Home
• Site Map
• News
• Organization
• Search for: NWS All NOAA 

000
FZNT33 KWBC 122051
OFFN31

Marine Weather HF Voice Broadcast
NWS Ocean Prediction Center Washington DC
451 PM EDT Fri Apr 12 2024

New England continental shelf and slope waters from 25 nm
offshore to the Hague Line, except to 1000 fm south of New
England.

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 NEW ENGLAND WATERS...A strong cold front will move
E across the waters tonight and then pass E of the region later
tonight. A strong secondary cold front will move E across the
region Sat into Sat night. A high pressure ridge will build E
toward the coast later Sat night, then quickly move offshore
while weakening early Sun. Low pressure will move over the area
Sun night while pulling a cold front over the waters, then pass E
of the region Mon. A low pressure trough will move offshore Mon
night, and then pass E of the area Tue. Another high will build E
over the waters Tue into Wed, then shift E of the region later
Wed. A warm front will approach the area from the SW Wed into Wed
night.

Gulf of Maine to the Hague Line

...GALE WARNING...

.TONIGHT...S winds 25 to 35 kt, diminishing to 15 to 20 kt. Seas
11 to 18 ft. Chance of rain early. Areas of fog with vsby 1 NM
or less.

.SAT...S winds 15 to 20 kt, becoming SW 15 to 25 kt. Seas 7 to
13 ft. Areas of fog with vsby 1 nm or less.
.SAT NIGHT...W to SW winds 15 to 25 kt. Seas 7 to 13 ft.
.SUN...W winds 10 to 20 kt, becoming SW. Seas 6 to 11 ft. Chance
of rain.
.SUN NIGHT...W to SW winds 10 to 20 kt. Seas 5 to 8 ft.
.MON...NW winds 5 to 10 kt, becoming W to SW 5 to 15 kt. Seas
4 to 8 ft.
.MON NIGHT...W to SW winds 10 to 15 kt, becoming W 5 to 10 kt.
Seas 3 to 6 ft.
.TUE...W to SW winds 5 to 10 kt. Seas 3 to 5 ft.
.TUE NIGHT...W to SW winds 5 to 10 kt, becoming W to NW 5 to
15 kt. Seas 3 to 5 ft.
.WED...E to NE winds less than 10 kt, becoming SE. Seas 3 to
4 ft.
.WED NIGHT...SE winds 5 to 15 kt. Seas 3 to 4 ft.

Georges Bank...from the Northeast Channel to the Great South
Channel including waters east of Cape Cod...to the Hague Line

...GALE WARNING...

.TONIGHT...S winds 25 to 35 kt, diminishing to 15 to 25 kt. Seas
13 to 21 ft. Scattered tstms early. Scattered showers. Areas of
fog with vsby 1 NM or less.
.SAT...W to SW winds 20 to 30 kt. Seas 9 to 15 ft. Areas of fog
with vsby 1 nm or less.
.SAT NIGHT...W to SW winds 15 to 25 kt. Seas 8 to 14 ft.
.SUN...W winds 15 to 20 kt, becoming SW 10 to 20 kt. Seas 7 to
12 ft.
.SUN NIGHT...SW winds 15 to 25 kt. Seas 6 to 9 ft.
.MON...W to SW winds 10 to 20 kt, becoming W to NW 5 to 10 kt.
Seas 5 to 9 ft.
.MON NIGHT...W to SW winds 5 to 10 kt. Seas 4 to 7 ft.
.TUE...W winds 5 to 10 kt. Seas 3 to 6 ft.
.TUE NIGHT...W to SW winds less than 10 kt. Seas 3 to 5 ft.
.WED...Variable winds less than 10 kt, becoming E to SE. Seas
3 to 4 ft.
.WED NIGHT...SE winds 5 to 15 kt. Seas 3 to 4 ft.

South of New England...from the Great South Channel to Hudson
Canyon including the waters south of Marthas Vineyard and
Nantucket Island...out to 1000 fm

.TONIGHT...S to SW winds 15 to 25 kt, becoming W to SW. Seas
12 to 20 ft. Areas of fog with Vsby 1 NM or less early.
Scattered showers.
.SAT...W winds 20 to 30 kt. Seas 8 to 14 ft.
.SAT NIGHT...W winds 15 to 25 kt. Seas 7 to 13 ft.
.SUN...W winds 10 to 20 kt, becoming SW 15 to 25 kt. Seas 6 to
10 ft.
.SUN NIGHT...SW winds 20 to 30 kt. Seas 5 to 9 ft.
.MON...W to NW winds 5 to 15 kt. Seas 4 to 8 ft.
.MON NIGHT...W winds less than 10 kt. Seas 3 to 6 ft.
.TUE...W winds less than 10 kt, becoming SW. Seas 3 to 5 ft.
.TUE NIGHT...SW winds 5 to 10 kt, becoming variable. Seas 3 to
4 ft.
.WED...SE winds less than 10 kt. Seas 3 to 4 ft.
.WED NIGHT...S to SE winds 10 to 15 kt. Seas 3 to 5 ft.

.Forecaster Dawson. Ocean Prediction Center.