FZNT33 KWBC 120825

OFFN31



Marine Weather HF Voice Broadcast

NWS Ocean Prediction Center Washington DC

325 AM EST Fri Dec 12 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.



This product will be discontinued January 6. For more details

see:

https://www.weather.gov/media/notification/pdf_2025/

scn25-83_Updated_VOBRA_Discontinuation_aaa.pdf



.SYNOPSIS FOR NEW ENGLAND WATERS...A series of secondary cold

fronts or low pressure troughs will move across the area today. A

ridge will build E across the region tonight into Sat. Another

strong cold front will sweep E across the waters Sat night and

Sun. An area of low pressure will ride NE along the front Sun,

passing by just to the S of the waters, before moving well E and

NE of the waters Sun night into Mon night. A series of weak

secondary troughs will move across the waters Mon and Mon night.

High pressure will build offshore to the S of the area Tue and

Tue night, extending a ridge N across the waters. 



Gulf of Maine to the Hague Line



...GALE WARNING...



.TODAY...W winds 30 to 40 kt. Seas 10 to 17 ft. Light freezing

spray in the morning. 

.TONIGHT...W winds 25 to 35 kt, diminishing to 15 to 25 kt. Seas

9 to 15 ft. 

.SAT...W winds 10 to 20 kt, becoming SW 15 to 25 kt. Seas 4 to

8 ft. 

.SAT NIGHT...W winds 15 to 25 kt, diminishing to 10 to 15 kt.

Seas 4 to 7 ft. Chance of rain. 

.SUN...W to NW winds 5 to 15 kt, becoming N 10 to 20 kt. Seas

3 to 5 ft. 

.SUN NIGHT...N winds 20 to 30 kt. Seas 5 to 9 ft. 

.MON...N winds 25 to 30 kt, becoming NW 20 to 30 kt. Seas 6 to

11 ft. 

.MON NIGHT...W to NW winds 15 to 25 kt. Seas 5 to 9 ft. 

.TUE...W winds 10 to 20 kt. Seas 3 to 6 ft. 

.TUE NIGHT...W winds 5 to 10 kt, becoming SW 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



...GALE WARNING...



.TODAY...W winds 30 to 40 kt. Seas 10 to 18 ft. 

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

9 to 16 ft. 

.SAT...W winds 15 to 20 kt, becoming SW 15 to 25 kt. Seas 6 to

10 ft. 

.SAT NIGHT...W winds 15 to 20 kt, becoming W to NW 5 to 15 kt.

Seas 3 to 6 ft. Chance of rain. 

.SUN...N to NW winds 5 to 10 kt, becoming N 10 to 20 kt. Seas

3 to 6 ft. 

.SUN NIGHT...N winds 20 to 30 kt, becoming N to NW 25 to 35 kt.

Seas 7 to 11 ft. 

.MON...NW winds 25 to 35 kt. Seas 9 to 15 ft. 

.MON NIGHT...NW winds 20 to 30 kt, becoming W 20 to 25 kt. Seas

7 to 12 ft. 

.TUE...W winds 15 to 25 kt. Seas 4 to 8 ft. 

.TUE NIGHT...W to NW winds 10 to 15 kt, becoming SW 10 to 20 kt.

Seas 4 to 7 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 WARNING...



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

9 to 15 ft. 

.TONIGHT...W winds 15 to 25 kt. Seas 6 to 10 ft. 

.SAT...SW winds 15 to 25 kt. Seas 3 to 6 ft. 

.SAT NIGHT...W winds 15 to 25 kt, becoming W to NW 5 to 15 kt.

Seas 3 to 6 ft. Chance of rain. 

.SUN...N to NW winds 10 to 20 kt, increasing to 20 to 30 kt.

Seas 4 to 7 ft. 

.SUN NIGHT...NW winds 25 to 30 kt, increasing to 30 to 35 kt.

Seas 7 to 12 ft. 

.MON...NW winds 25 to 35 kt, diminishing to 20 to 30 kt. Seas

8 to 13 ft. 

.MON NIGHT...NW winds 15 to 25 kt, becoming W 20 to 25 kt. Seas

6 to 10 ft. 

.TUE...W winds 15 to 25 kt. Seas 5 to 8 ft. 

.TUE NIGHT...W winds 5 to 10 kt, becoming SW 10 to 15 kt. Seas

3 to 6 ft. 



.Forecaster Connelly. Ocean Prediction Center.