Offshore Forecast
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000
FZNT33 KWBC 202036
OFFN31

Marine Weather HF Voice Broadcast
NWS Ocean Prediction Center Washington DC
436 PM EDT Thu Jul 20 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 weak cold front will pass E
across the waters and dissipate tonight. Another cold front will
approach from the NW Fri, move SE over the waters Fri night, then
stall S of the area Sat. A weak high pres ridge will move quickly
E across the region Sat into Sat night. A warm front will move NE
over the area Sun, and stall over the region Sun night. Low pres
will move E along the front Sun and Sun night. Another low will
pass E across the waters Mon and Mon night while pulling a cold
front over the area. High pres will build SE towards the coast
Tue and Tue night.

Gulf of Maine to the Hague Line

.TONIGHT...S winds 5 to 15 kt, becoming SW 10 to 20 kt, then,
becoming W 5 to 15 kt. Seas 2 to 4 ft. Areas of fog with VSBY
1 nm or less. Chance of showers and TSTMs.
.FRI...W to SW winds 5 to 15 kt. Seas 2 to 4 ft. Chance of
showers and TSTMs. Areas of fog with VSBY 1 nm or less.
.FRI NIGHT...N to NW winds 5 to 15 kt. Seas 2 to 4 ft. Areas of
fog with VSBY 1 nm or less.
.SAT...NW winds less than 10 kt, becoming W to SW. Seas 2 to
3 ft.
.SAT NIGHT...SW winds 5 to 15 kt, becoming NE 10 to 20 kt. Seas
2 to 3 ft.
.SUN...E to NE winds 5 to 15 kt, becoming E 5 to 10 kt. Seas
2 to 4 ft.
.SUN NIGHT...E to SE winds less than 10 kt, becoming E to NE
10 to 20 kt. Seas 2 to 4 ft.
.MON...E winds 15 to 25 kt. Seas 3 to 6 ft.
.MON NIGHT...E to NE winds 15 to 25 kt. Seas 4 to 7 ft.
.TUE...NE winds 10 to 15 kt. Seas 4 to 7 ft.
.TUE NIGHT...NE winds 5 to 15 kt. Seas 4 to 6 ft.

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

.TONIGHT...W to SW winds 10 to 15 kt, becoming SW 10 to 20 kt.
Seas 3 to 5 ft. Chance of showers and TSTMs. Areas of fog with
VSBY 1 nm or less.
.FRI...W winds 10 to 20 kt, diminishing to 5 to 15 kt. Seas 3 to
5 ft. Chance of showers and TSTMs. Areas of fog with VSBY 1 nm
or less.
.FRI NIGHT...W to SW winds 10 to 20 kt, becoming W 5 to 15 kt.
Seas 3 to 4 ft.
.SAT...Variable winds 5 to 15 kt, becoming N to NW. Seas 2 to
4 ft.
.SAT NIGHT...SW winds less than 10 kt, becoming S to SW. Seas
2 to 4 ft.
.SUN...W to SW winds 5 to 15 kt. Seas 3 to 6 ft.
.SUN NIGHT...Variable winds less than 10 kt, becoming E 10 to
20 kt. Seas 3 to 6 ft.
.MON...E winds 10 to 20 kt, becoming SW 15 to 25 kt. Seas 4 to
8 ft.
.MON NIGHT...E to NE winds 15 to 25 kt, becoming W to NW 10 to
20 kt. Seas 5 to 8 ft.
.TUE...W to NW winds 10 to 20 kt, becoming N to NE 5 to 15 kt.
Seas 4 to 7 ft.
.TUE NIGHT...N to NE winds 5 to 15 kt. Seas 5 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

.TONIGHT...W to SW winds 10 to 20 kt. Seas 3 to 5 ft. Chance of
showers and TSTMs. Areas of fog with VSBY 1 nm or less.
.FRI...W winds 10 to 20 kt, diminishing to 5 to 15 kt. Seas 3 to
5 ft.
.FRI NIGHT...W to SW winds 10 to 20 kt, becoming W to NW 5 to
15 kt. Seas 2 to 4 ft.
.SAT...N to NW winds less than 10 kt, becoming W to NW. Seas
2 to 4 ft.
.SAT NIGHT...S winds 5 to 15 kt, becoming SW 10 to 20 kt. Seas
3 to 4 ft.
.SUN...SW winds 5 to 15 kt, becoming W to SW. Seas 3 to 6 ft.
.SUN NIGHT...S to SW winds 5 to 15 kt, increasing to 10 to
20 kt. Seas 4 to 6 ft.
.MON...E to SE winds 10 to 20 kt, becoming SW. Seas 4 to 7 ft.
.MON NIGHT...W to NW winds 5 to 15 kt, becoming N to NW. Seas
4 to 7 ft.
.TUE...E to NE winds 5 to 15 kt, becoming N to NE 10 to 20 kt.
Seas 3 to 6 ft.
.TUE NIGHT...N to NE winds 10 to 20 kt. Seas 4 to 6 ft.

.Forecaster Clark. Ocean Prediction Center.


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