High Frequency Voice Broadcast (New England)

FZNT33 KWBC 250849
OFFN31

Marine Weather HF Voice Broadcast
NWS Ocean Prediction Center Washington DC
449 AM EDT Thu Sep 25 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 stationary front will
continue across the area this morning, then return N as a warm
front later today and tonight. A cold front will move SE across
the waters Fri and Fri night. High pressure will build briefly
over the area Sat, then shift E of the region Sat night. Another
cold front will approach the waters from the N Sun and Sun night,
then move SE over the area Mon and Mon night. Long period SE
swell from distant Hurricane Gabrielle will continue tonight into
Thu night. 

Gulf of Maine to the Hague Line

.TODAY...SE winds 5 to 15 kt, increasing to 10 to 20 kt, then,
becoming S 15 to 20 kt. Seas 3 to 5 ft. Scattered showers and
chance of tstms with vsby 1 nm or less. 
.TONIGHT...S winds 15 to 25 kt, becoming SW 15 to 20 kt. Seas
5 to 7 ft. Chance of showers and tstms with vsby 1 nm or less. 
.FRI...W to SW winds 10 to 20 kt, diminishing to 5 to 15 kt.
Seas 3 to 6 ft. Chance of showers and tstms with vsby 1 nm or
less. 
.FRI NIGHT...W winds 5 to 10 kt, becoming N 5 to 15 kt. Seas
3 to 5 ft. Areas of fog with vsby 1 nm or less. 
.SAT...N to NE winds 5 to 10 kt, becoming variable. Seas 3 to
4 ft. 
.SAT NIGHT...S to SW winds less than 10 kt. Seas 3 to 4 ft. 
.SUN...S to SW winds 5 to 10 kt. Seas 3 to 4 ft. 
.SUN NIGHT...S winds 5 to 10 kt, becoming W to SW. Seas 3 to
4 ft. 
.MON...W to NW winds 5 to 10 kt. Seas 3 to 4 ft. 
.MON NIGHT...NW winds 5 to 10 kt, becoming N. Seas 3 to 4 ft. 

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

.TODAY...S winds 5 to 15 kt. Seas 3 to 5 ft. Scattered showers
and chance of tstms with vsby 1 nm or less. 
.TONIGHT...S winds 15 to 20 kt, becoming SW. Seas 4 to 6 ft.
Chance of showers and tstms with vsby 1 nm or less. 
.FRI...SW winds 10 to 20 kt. Seas 3 to 6 ft. Chance of showers
and tstms with vsby 1 nm or less. 
.FRI NIGHT...W to SW winds 5 to 15 kt. Seas 3 to 6 ft. Chance of
showers, tstms and areas of fog with vsby 1 nm or less. 
.SAT...N winds 5 to 10 kt, becoming NE. Seas 3 to 4 ft. 
.SAT NIGHT...E to SE winds less than 10 kt. Seas 3 to 4 ft. 
.SUN...E winds less than 10 kt. Seas 3 to 4 ft. 
.SUN NIGHT...E winds less than 10 kt, becoming variable. Seas
3 to 4 ft. 
.MON...N to NW winds less than 10 kt. Seas 3 to 4 ft. 
.MON NIGHT...N to NW winds 5 to 10 kt, becoming N to NE. Seas
3 to 6 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

.TODAY...S to SE winds 5 to 15 kt. Seas 3 to 4 ft. Scattered
showers and chance of tstms with vsby 1 nm or less. 
.TONIGHT...S to SW winds 10 to 20 kt. Seas 4 to 5 ft. Chance of
showers and tstms with vsby 1 nm or less. 
.FRI...W to SW winds 5 to 15 kt. Seas 3 to 5 ft. Chance of
showers and tstms with vsby 1 nm or less. 
.FRI NIGHT...W to NW winds less than 10 kt. Seas 3 to 5 ft.
Chance of showers, tstms and areas of fog with vsby 1 nm or
less. 
.SAT...NE winds 5 to 10 kt, becoming E. Seas 3 to 4 ft. 
.SAT NIGHT...E winds 5 to 10 kt. Seas 3 to 4 ft. 
.SUN...E to NE winds 5 to 15 kt. Seas 3 to 4 ft. 
.SUN NIGHT...E winds less than 10 kt, becoming variable. Seas
3 to 4 ft. 
.MON...N winds less than 5 kt, becoming variable. Seas 3 to
5 ft. 
.MON NIGHT...N to NE winds less than 10 kt, becoming NE. Seas
3 to 6 ft. 

.Forecaster Collins. Ocean Prediction Center.