FZNT33 KWBC 272025

OFFN31



Marine Weather HF Voice Broadcast

NWS Ocean Prediction Center Washington DC

425 PM EDT Mon Oct 27 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 high pressure ridge will

persist over the area tonight into Tue, then lift N Tue night.

Low pressure will develop just E of the area across Nova Scotia

later tonight, then dissipate Tue. Low pressure will develop S of

the area Tue, then pass S and E of the region and into the N

Atlantic Tue night into Wed. Another high pressure ridge will

build briefly over the waters Wed and Wed night, then shift NE

Thu. A broad, strengthening low pressure area will move to the

Mid-Atlantic coast Thu, then track NE along the coast or just

inland Thu into early Fri while pulling a strong front E and NE

across the waters. The low will clear N of the waters Fri night,

followed by a series of low pressure troughs moving across the

area Sat and Sat night.  



Gulf of Maine to the Hague Line



...GALE FORCE WINDS POSSIBLE FRI NIGHT...



.TONIGHT...N winds 20 to 30 kt. Seas 4 to 8 ft. 

.TUE...N winds 20 to 30 kt, becoming NE. Seas 6 to 11 ft. 

.TUE NIGHT...NE winds 20 to 30 kt. Seas 7 to 12 ft. Chance of

rain. 

.WED...NE winds 15 to 25 kt. Seas 6 to 10 ft. 

.WED NIGHT...E winds 10 to 20 kt, diminishing to 5 to 15 kt.

Seas 4 to 8 ft. 

.THU...E winds 15 to 25 kt. Seas 4 to 8 ft. 

.THU NIGHT...E winds 20 to 30 kt, becoming SE. Seas 6 to 10 ft. 

.FRI...S to SW winds 20 to 30 kt. Seas 8 to 12 ft. 

.FRI NIGHT...W to SW winds 30 to 40 kt. Seas 10 to 17 ft. 

.SAT...W winds 30 to 40 kt. Seas 11 to 19 ft. 

.SAT NIGHT...W winds 20 to 30 kt. Seas 8 to 14 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 FRI NIGHT...



.TONIGHT...N winds 15 to 25 kt. Seas 4 to 6 ft. 

.TUE...N to NE winds 20 to 30 kt. Seas 6 to 11 ft. Chance of

rain. 

.TUE NIGHT...NE winds 20 to 30 kt. Seas 7 to 12 ft. Scattered

showers. 

.WED...NE winds 20 to 30 kt. Seas 7 to 11 ft. Scattered showers.

.WED NIGHT...E to NE winds 15 to 25 kt. Seas 7 to 11 ft. 

.THU...E winds 15 to 25 kt. Seas 7 to 9 ft. 

.THU NIGHT...S to SE winds 20 to 30 kt. Seas 7 to 11 ft. 

.FRI...SW winds 20 to 30 kt. Seas 9 to 13 ft. 

.FRI NIGHT...W winds 30 to 40 kt. Seas 11 to 19 ft. 

.SAT...W winds 30 to 40 kt. Seas 12 to 20 ft. 

.SAT NIGHT...W winds 20 to 30 kt. Seas 9 to 16 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 WED NIGHT...



.TONIGHT...N to NE winds 5 to 15 kt, increasing to 10 to 20 kt.

Seas 3 to 5 ft. 

.TUE...NE winds 20 to 30 kt. Seas 6 to 10 ft. Chance of rain. 

.TUE NIGHT...NE winds 20 to 30 kt. Seas 6 to 11 ft. Scattered

showers. 

.WED...E to NE winds 20 to 30 kt. Seas 8 to 11 ft. Scattered

showers. 

.WED NIGHT...E winds 20 to 30 kt, increasing to 25 to 35 kt.

Seas 7 to 12 ft. 

.THU...E winds 25 to 35 kt, becoming E to SE 20 to 30 kt. Seas

7 to 12 ft. 

.THU NIGHT...SE winds 20 to 30 kt, becoming SW 15 to 25 kt. Seas

8 to 11 ft. 

.FRI...W to SW winds 25 to 30 kt, becoming W 30 to 40 kt. Seas

8 to 14 ft. 

.FRI NIGHT...W winds 30 to 40 kt. Seas 10 to 18 ft. 

.SAT...W winds 25 to 35 kt, diminishing to 20 to 30 kt. Seas

10 to 17 ft. 

.SAT NIGHT...W winds 15 to 25 kt. Seas 8 to 13 ft. 



.Forecaster Collins. Ocean Prediction Center.