Offshore Forecast
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000
FZNT33 KWBC 211454
OFFN31

Marine Weather HF Voice Broadcast
NWS Ocean Prediction Center Washington DC
1054 AM EDT Thu Mar 21 2024

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...Intensifying low pressure over
eastern Maine will track NE of the region today and tonight while
a trough or secondary cold front moves SE across the area. High
pressure will build E into the waters late tonight and Fri, then
pass E of the area Fri night. A cold front will approach the
coast Sat, then pass E across the waters Sat night into Sun as
low pressure forms and tracks quickly NE along the front. Another
broad low will develop along the front S of area Sun, and remain
S and SE of the area through Mon night as a strong high pressure
ridge builds to the N of the region.

Gulf of Maine to the Hague Line

...GALE WARNING...

.TODAY...W winds 30 to 40 kt. Seas 11 to 18 ft.
.TONIGHT...W winds 30 to 40 kt. Seas 11 to 18 ft. Light freezing
spray.
.FRI...W winds 20 to 30 kt. Seas 8 to 13 ft. Light freezing
spray.
.FRI NIGHT...W to SW winds 10 to 20 kt, becoming S to SE 5 to
15 kt. Seas 4 to 7 ft.
.SAT...S to SE winds 10 to 20 kt, becoming SE 20 to 30 kt. Seas
3 to 4 ft, building to 4 to 8 ft.
.SAT NIGHT...S winds 20 to 30 kt, becoming N. Seas 8 to 14 ft.
.SUN...N winds 20 to 30 kt. Seas 9 to 15 ft.
.SUN NIGHT...N to NE winds 20 to 30 kt. Seas 9 to 15 ft.
.MON...NE winds 25 to 30 kt. Seas 10 to 17 ft.
.MON NIGHT...NE 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 WARNING...

.TODAY...W winds 30 to 40 kt. Seas 10 to 18 ft.
.TONIGHT...W winds 25 to 35 kt. Seas 11 to 18 ft.
.FRI...W winds 20 to 30 kt, diminishing to 10 to 20 kt. Seas
8 to 13 ft.
.FRI NIGHT...W to SW winds 5 to 15 kt, becoming S to SE. Seas
4 to 7 ft.
.SAT...SE winds 20 to 30 kt. Seas 3 to 5 ft, building to 5 to
9 ft.
.SAT NIGHT...S winds 20 to 30 kt, increasing to 25 to 35 kt.
Seas 11 to 19 ft.
.SUN...N winds 20 to 30 kt. Seas 11 to 19 ft.
.SUN NIGHT...N winds 30 to 40 kt, becoming NE. Seas 12 to 20 ft.
.MON...N to NE winds 30 to 40 kt. Seas 13 to 20 ft.
.MON NIGHT...NE winds 25 to 30 kt. Seas 11 to 18 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. Seas 9 to 14 ft.
.TONIGHT...NW winds 20 to 30 kt. Seas 7 to 12 ft.
.FRI...NW winds 10 to 20 kt, becoming W to SW 5 to 15 kt. Seas
5 to 9 ft.
.FRI NIGHT...S to SE winds 5 to 15 kt, becoming SE 10 to 20 kt.
Seas 3 to 4 ft.
.SAT...S to SE winds 20 to 30 kt. Seas 4 to 7 ft, building to
8 to 13 ft.
.SAT NIGHT...S winds 20 to 30 kt, becoming N 25 to 35 kt. Seas
11 to 19 ft.
.SUN...N winds 20 to 30 kt, increasing to 25 to 35 kt. Seas
11 to 19 ft.
.SUN NIGHT...N to NE winds 25 to 35 kt. Seas 12 to 19 ft.
.MON...N to NE winds 25 to 35 kt. Seas 12 to 20 ft.
.MON NIGHT...NE winds 20 to 30 kt. Seas 10 to 18 ft.

.Forecaster Dawson. Ocean Prediction Center.


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