National Weather Service Weather Forecast Office

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

000
FZNT33 KWBC 182027
OFFN31

Marine Weather HF Voice Broadcast
NWS Ocean Prediction Center Washington DC
427 PM EDT Thu Apr 18 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 high pressure ridge over the
waters will continue tonight, then slowly shift E of the region
Fri into Fri night. Low pressure S of the area will slowly drift
E and SE tonight into Fri. The low will then move E and NE while
weakening Fri night into Sat. A cold front will move SE across
the waters Sat into Sat night. High pressure will build S of the
waters Sun and Sun night, then shift E of the region Mon and Mon
night. Another cold front will move over the waters Mon through
Tue as low pressure passes S of the area. High pressure will move
into the waters Tue night.

Gulf of Maine to the Hague Line

.TONIGHT...E to NE winds less than 10 kt. Seas 3 to 4 ft.
.FRI...E winds 5 to 10 kt, becoming S to SE 5 to 15 kt. Seas
3 to 4 ft.
.FRI NIGHT...S winds 10 to 15 kt. Seas 3 to 4 ft.
.SAT...S winds 10 to 20 kt, becoming S to SW 5 to 15 kt. Seas
3 to 4 ft. Rain.
.SAT NIGHT...W winds 10 to 15 kt, becoming NW. Seas 3 to 4 ft.
.SUN...W winds 10 to 15 kt, becoming SW. Seas 3 to 4 ft.
.SUN NIGHT...SW winds 10 to 20 kt, becoming W 10 to 15 kt. Seas
3 to 5 ft.
.MON...W winds 5 to 15 kt. Seas 3 to 5 ft.
.MON NIGHT...Variable winds less than 10 kt. Seas 3 to 4 ft.
.TUE...S winds 10 to 15 kt, becoming 10 to 20 kt. Seas 3 to
4 ft.
.TUE NIGHT...S winds 15 to 20 kt. Seas 3 to 5 ft.

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

.TONIGHT...E winds 10 to 20 kt. Seas 4 to 7 ft.
.FRI...E winds 10 to 20 kt, diminishing to 5 to 15 kt. Seas 4 to
7 ft.
.FRI NIGHT...E to SE winds 5 to 15 kt, becoming S to SE. Seas
3 to 6 ft.
.SAT...S to SW winds 5 to 15 kt. Seas 3 to 5 ft. Rain.
.SAT NIGHT...W winds 10 to 15 kt, becoming NW 10 to 20 kt. Seas
3 to 5 ft.
.SUN...W to NW winds 5 to 15 kt. Seas 3 to 4 ft.
.SUN NIGHT...SW winds 10 to 20 kt, becoming W 10 to 15 kt. Seas
3 to 5 ft.
.MON...W winds 5 to 15 kt, becoming N to NW. Seas 3 to 4 ft.
.MON NIGHT...Variable winds less than 10 kt, becoming E to NE.
Seas 3 to 4 ft.
.TUE...E to NE winds 10 to 15 kt, becoming S to SE. Seas 3 to
4 ft.
.TUE NIGHT...S to SE winds 10 to 15 kt, becoming S 10 to 20 kt.
Seas 3 to 5 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...E to NE winds 15 to 25 kt. Seas 5 to 9 ft. Chance of
rain.
.FRI...E winds 10 to 20 kt, becoming 10 to 15 kt. Seas 4 to
8 ft.
.FRI NIGHT...SE winds 5 to 15 kt, becoming S to SE 5 to 10 kt.
Seas 4 to 7 ft.
.SAT...S to SW winds 5 to 10 kt, becoming W 5 to 15 kt. Seas
3 to 5 ft. Chance of rain.
.SAT NIGHT...W to NW winds 10 to 15 kt, becoming NW 10 to 20 kt.
Seas 3 to 5 ft.
.SUN...NW winds 10 to 15 kt, becoming W to SW 10 to 20 kt. Seas
3 to 4 ft.
.SUN NIGHT...SW winds 10 to 15 kt, becoming W 5 to 10 kt. Seas
3 to 4 ft.
.MON...N to NW winds less than 10 kt. Seas 3 to 4 ft.
.MON NIGHT...Variable winds less than 10 kt. Seas 3 to 4 ft.
.TUE...E to SE winds 5 to 10 kt, becoming S to SE 10 to 15 kt.
Seas 3 to 4 ft.
.TUE NIGHT...S winds 10 to 20 kt. Seas 3 to 5 ft.

.Forecaster Shaw. Ocean Prediction Center.