Offshore Forecast
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000
FZNT33 KWBC 191321
OFFN31

Marine Weather HF Voice Broadcast
NWS Ocean Prediction Center Washington DC
921 AM EDT Sat Aug 19 2017

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.

.SYNOPSIS FOR NEW ENGLAND WATERS...A cold front just offshore
will drift SE across the waters today and tonight, then pass SE
of the area Sun. A high pres ridge will build in from the W Sun
night, move offshore Mon, then shift SE of the waters Mon night
into Tue. Another cold front will approach from the NW Tue night
into Wed, then pass SE across the waters late Wed into Wed night.

Gulf of Maine to the Hague Line

.TODAY...S to SW winds 15 to 25 kt, becoming W to SW 10 to 20 kt.
Seas 4 to 7 ft, highest SE. Scattered showers and TSTMs. Areas
of fog with VSBY 1 nm or less.
.TONIGHT...Winds becoming W 5 to 15 kt. Seas subsiding to 3 to 5
ft. Scattered showers and TSTMs with areas of fog with VSBY 1 nm
or less early.
.SUN...W winds 5 to 15 kt, becoming W to SW. Seas 2 to 4 ft.
.SUN NIGHT...W winds 5 to 15 kt, becoming W to NW 5 to 10 kt.
Seas 2 to 4 ft.
.MON...W to NW winds less than 10 kt, becoming W to SW 5 to 15
kt. Seas 2 to 3 ft.
.MON NIGHT...S to SW winds 10 to 15 kt. Seas 2 to 3 ft.
.TUE...SW winds 10 to 15 kt, increasing to 15 to 20 kt. Seas
building to 3 to 6 ft.
.TUE NIGHT...S to SW winds increasing to 20 to 25 kt. Seas
building to 6 to 9 ft.
.WED...S to SW winds 15 to 25 kt. Seas 6 to 9 ft.
.WED NIGHT...W to SW winds 15 to 20 kt, becoming NW 10 to 15 kt.
Seas subsiding to 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

.TODAY...S winds 15 to 25 kt. Seas 5 to 7 ft. Scattered showers
and TSTMs. Areas of fog with VSBY 1 nm or less.
.TONIGHT...S winds 10 to 20 kt, becoming W to SW 10 to 15 kt.
Seas 4 to 6 ft. Scattered showers and TSTMs with areas of fog
with VSBY 1 nm or less early.
.SUN...Winds becoming W to NW 5 to 15 kt. Seas 3 to 5 ft.
.SUN NIGHT...W to NW winds 5 to 10 kt. Seas 3 to 4 ft.
.MON...Variable winds less than 10 kt, becoming W to SW. Seas 2
to 3 ft.
.MON NIGHT...W to SW winds 5 to 10 kt, increasing to 10 to
15 kt. Seas 2 to 4 ft.
.TUE...W to SW winds 10 to 15 kt, becoming SW 15 to 20 kt. Seas
3 to 5 ft.
.TUE NIGHT...SW winds 15 to 20 kt, becoming S 15 to 25 kt. Seas
building to 4 to 7 ft.
.WED...S to SW winds 15 to 25 kt. Seas building to 6 to 9 ft.
.WED NIGHT...SW winds 15 to 20 kt, becoming W to NW 10 to 20 kt.
Seas subsiding to 4 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 SW winds 10 to 20 kt, becoming W to SW 10 to 15 kt.
Seas 4 to 6 ft. Scattered showers and TSTMs. Areas of fog with
VSBY 1 nm or less.
.TONIGHT...W to SW winds 5 to 15 kt. Seas 3 to 5 ft.
.SUN...W to NW winds 5 to 10 kt, becoming W 5 to 15 kt. Seas
3 to 4 ft.
.SUN NIGHT...W to NW winds 5 to 15 kt. Seas 2 to 4 ft.
.MON...NW winds 5 to 10 kt, becoming W. Seas 2 to 3 ft.
.MON NIGHT...W to SW winds 5 to 15 kt. Seas 2 to 3 ft.
.TUE...SW winds 10 to 15 kt, increasing to 15 to 20 kt. Seas
building to 3 to 5 ft.
.TUE NIGHT...S to SW winds 15 to 25 kt. Seas building to 4 to 7
ft.
.WED...SW winds 15 to 25 kt. Seas 4 to 7 ft.
.WED NIGHT...W to SW winds 15 to 20 kt, becoming NW 10 to 15 kt.
Seas 3 to 6 ft.

.Forecaster Vukits. Ocean Prediction Center.



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