Offshore Forecast
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810
FZNT33 KWBC 090845
OFFN31

Marine Weather HF Voice Broadcast
NWS Ocean Prediction Center Washington DC
345 AM EST Sun Nov 9 2025

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 cold front will clear E of
the area and dissipate today. Strong low pressure will develop
along the Mid- Atlantic coast today, track NE along coastal New
England tonight and Mon, then clear N of the waters Mon night
into Tue. The low will pull a warm front N across the region
tonight into early Mon, followed by a strong cold front Mon and
Mon night. A series of secondary cold fronts or low pressure
troughs will pass across the waters Mon night through Tue night.
A high pressure ridge will quickly pass E across the area Tue
night into early Wed, with another series of cold fronts and low
pressure troughs moving across the waters Wed through Thu night.

Gulf of Maine to the Hague Line

...GALE FORCE WINDS POSSIBLE TUE NIGHT...

.TODAY...E to NE winds 5 to 10 kt, becoming E 5 to 15 kt early,
then, becoming E to SE 10 to 20 kt. Seas 3 to 5 ft.
.TONIGHT...E to SE winds 20 to 30 kt. Seas 6 to 11 ft. Scattered
showers and tstms with vsby 1 nm or less.
.MON...S winds 10 to 20 kt. Seas 5 to 9 ft. Scattered showers
and tstms with vsby 1 nm or less.
.MON NIGHT...S winds 10 to 20 kt, becoming SW 15 to 25 kt. Seas
6 to 10 ft. Chance of rain with vsby 1 nm or less.
.TUE...W to SW winds 20 to 30 kt. Seas 7 to 12 ft.
.TUE NIGHT...W winds 30 to 40 kt. Seas 10 to 17 ft.
.WED...W to SW winds 20 to 30 kt. Seas 8 to 14 ft.
.WED NIGHT...W winds 15 to 25 kt. Seas 6 to 11 ft.
.THU...W winds 10 to 20 kt. Seas 5 to 9 ft.
.THU NIGHT...NW winds 15 to 25 kt. Seas 4 to 8 ft.

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

...GALE FORCE WINDS POSSIBLE TUE...

.TODAY...E winds less than 10 kt, becoming SE early, then,
increasing to 15 to 25 kt. Seas 3 to 6 ft.
.TONIGHT...S to SE winds 20 to 30 kt. Seas 5 to 8 ft. Scattered
showers and tstms with vsby 1 nm or less.
.MON...S winds 15 to 25 kt. Seas 5 to 9 ft. Scattered showers
and tstms with vsby 1 nm or less.
.MON NIGHT...S to SW winds 15 to 25 kt, becoming W. Seas 6 to
10 ft. Scattered showers and tstms with vsby 1 nm or less.
.TUE...W winds 20 to 30 kt, increasing to 30 to 40 kt. Seas
10 to 16 ft.
.TUE NIGHT...W winds 30 to 40 kt. Seas 11 to 19 ft.
.WED...W winds 20 to 30 kt, becoming SW. Seas 10 to 17 ft.
.WED NIGHT...W winds 20 to 30 kt. Seas 8 to 14 ft.
.THU...W winds 15 to 25 kt. Seas 7 to 12 ft.
.THU NIGHT...W to NW winds 20 to 30 kt. Seas 7 to 12 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

...GALE FORCE WINDS POSSIBLE TUE...

.TODAY...S to SE winds 5 to 15 kt, becoming SE 15 to 25 kt. Seas
3 to 6 ft. Scattered tstms.
.TONIGHT...S to SW winds 10 to 20 kt. Seas 4 to 8 ft. Scattered
showers and tstms with vsby 1 nm or less.
.MON...S winds 15 to 25 kt, becoming W 10 to 20 kt. Seas 6 to
10 ft. Scattered showers and tstms with vsby 1 nm or less.
.MON NIGHT...W winds 15 to 25 kt. Seas 6 to 10 ft. Chance of
rain with vsby 1 nm or less.
.TUE...W winds 30 to 40 kt. Seas 10 to 16 ft.
.TUE NIGHT...W winds 30 to 40 kt. Seas 11 to 18 ft.
.WED...W to SW winds 25 to 35 kt. Seas 8 to 14 ft.
.WED NIGHT...W winds 20 to 30 kt. Seas 8 to 14 ft.
.THU...W to NW winds 20 to 30 kt. Seas 6 to 11 ft.
.THU NIGHT...NW winds 20 to 30 kt. Seas 6 to 11 ft.

.Forecaster Joseph. Ocean Prediction Center.