FZNT33 KWBC 122043

OFFN31



Marine Weather HF Voice Broadcast

NWS Ocean Prediction Center Washington DC

343 PM 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 ridge will build E across

the region tonight into Sat. A 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. The ridge will move E of the area early Wed,

with another cold front moving E through the region Wed and Wed

night. 



Gulf of Maine to the Hague Line



...GALE WARNING...



.TONIGHT...W winds 30 to 40 kt, diminishing to 15 to 25 kt. Seas

10 to 16 ft. 

.SAT...W winds 10 to 20 kt, becoming SW 15 to 25 kt. Seas 5 to

9 ft. 

.SAT NIGHT...W to SW winds 15 to 25 kt, becoming W 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. Chance of snow. 

.SUN NIGHT...N winds 20 to 30 kt. Seas 6 to 10 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 6 ft. 

.WED...SW winds 25 to 30 kt. Seas 6 to 11 ft. 

.WED NIGHT...W winds 20 to 25 kt, becoming NW 10 to 20 kt. Seas

6 to 10 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...W winds 30 to 40 kt, diminishing to 20 to 30 kt. Seas

10 to 17 ft. 

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

11 ft. 

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

15 kt. Seas 4 to 7 ft. Chance of rain. 

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

3 to 6 ft. Chance of rain and snow. 

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

35 kt. Seas 7 to 12 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 5 to 9 ft. 

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

4 to 7 ft. 

.WED...SW winds 20 to 25 kt. Seas 5 to 8 ft. 

.WED NIGHT...W winds 20 to 25 kt, becoming NW 10 to 20 kt. Seas

5 to 8 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 SUN NIGHT...



.TONIGHT...W winds 20 to 30 kt. Seas 7 to 12 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. Chance of snow and rain. 

.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 14 ft. 

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

6 to 11 ft. 

.TUE...W winds 15 to 25 kt. Seas 5 to 9 ft. 

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

3 to 6 ft. 

.WED...SW winds 15 to 25 kt. Seas 4 to 7 ft. 

.WED NIGHT...W winds 10 to 20 kt, becoming N to NW 10 to 15 kt.

Seas 4 to 8 ft. 



.Forecaster Holley. Ocean Prediction Center.