High Frequency Voice Broadcast (New England)

[Printable Version]   [Alt Link/Previous Versions]
FZNT33 KWBC 131439
OFFN31

Marine Weather HF Voice Broadcast
NWS Ocean Prediction Center Washington DC
939 AM EST Wed Dec 13 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 strong low pressure system
just E of Maine, over the Bay of Fundy, will move N to the Gulf
of Saint Lawrence this afternoon, and then move over eastern
Canada tonight. The next low pressure system will move E across
the northern mid-Atlantic waters Thu, followed by another low
pressure system passing S of the area Fri into Fri night. The low
will intensify E of the waters Sat as high pressure builds E from
the Great Lakes. The high will cross the waters from W to E late
Sat night into Sun, then move E and SE of the region Sun night as
the next cold front approaches from the W.  

Gulf of Maine to the Hague Line

...GALE WARNING...

.TODAY...W winds 20 to 30 kt, increasing to 25 to 35 kt. Seas 6
to 12 ft, building to 8 to 16 ft. Scattered rain and snow 
showers with VSBY 1 nm or less.
.TONIGHT...W winds 30 to 40 kt. Seas 9 to 18 ft. Scattered snow 
showers with VSBY 1 nm or less. 
.THU...W winds 20 to 30 kt. Seas 8 to 13 ft. 
.THU NIGHT...W winds 20 to 30 kt. Seas 6 to 11 ft. Light
freezing spray. 
.FRI...W winds 15 to 25 kt. Seas 5 to 9 ft. 
.FRI NIGHT...W to SW winds 5 to 15 kt, becoming W to NW 10 to
20 kt. Seas 3 to 6 ft. 
.SAT...NW winds 15 to 25 kt. Seas 5 to 8 ft. 
.SAT NIGHT...NW winds 20 to 30 kt. Seas 6 to 10 ft. 
.SUN...NW winds 10 to 20 kt, becoming W 5 to 15 kt. Seas 5 to
9 ft. 
.SUN NIGHT...W winds 5 to 15 kt, becoming S to SW 10 to 20 kt.
Seas 2 to 4 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 35 to 45 kt. Seas 9 to 17 ft, building to 11
to 21 ft. Scattered snow showers with VSBY 1 nm or less. 
.TONIGHT...W winds 35 to 45 kt. Seas 12 to 22 ft. 
.THU...W to NW winds 15 to 25 kt. Seas 10 to 16 ft, subsiding to
6 to 10 ft. Chance of rain and snow with VSBY 1 nm or less. 
.THU NIGHT...W winds 15 to 25 kt. Seas 7 to 12 ft. 
.FRI...W winds 10 to 20 kt, becoming 10 to 15 kt. Seas 6 to
11 ft. 
.FRI NIGHT...W to SW winds 5 to 15 kt, becoming W to NW 10 to
20 kt. Seas 4 to 7 ft. 
.SAT...W to NW winds 20 to 30 kt, increasing to 25 to 35 kt.
Seas 6 to 10 ft, building to 9 to 15 ft. 
.SAT NIGHT...NW winds 20 to 30 kt. Seas 9 to 16 ft. 
.SUN...NW winds 15 to 25 kt, becoming W 10 to 15 kt. Seas 7 to
12 ft. 
.SUN NIGHT...W winds 10 to 15 kt, becoming S to SW 10 to 20 kt.
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

...GALE WARNING...

.TODAY...W winds 35 to 45 kt. Seas 10 to 20 ft. Scattered snow 
showers with VSBY 1 nm or less. 
.TONIGHT...W winds 25 to 35 kt, diminishing to 20 to 30 kt. Seas
10 to 20 ft. Scattered snow showers, then a chance of snow with 
VSBY 1 nm or less late. 
.THU...W winds 20 to 30 kt, becoming NW 15 to 25 kt. Seas 6 to
11 ft. Chance of snow with VSBY 1 nm or less.
.THU NIGHT...NW winds 15 to 25 kt. Seas 6 to 11 ft. 
.FRI...W winds 5 to 10 kt, becoming W to SW 10 to 15 kt. Seas
4 to 8 ft. 
.FRI NIGHT...W winds 5 to 15 kt, becoming W to NW 15 to 25 kt.
Seas 4 to 7 ft. 
.SAT...W winds 25 to 35 kt, becoming NW. Seas 8 to 16 ft. 
.SAT NIGHT...NW winds 20 to 30 kt, diminishing to 10 to 20 kt.
Seas 8 to 16 ft. 
.SUN...W to NW winds 5 to 15 kt, becoming W to SW. Seas 5 to
8 ft. 
.SUN NIGHT...S to SW winds 15 to 25 kt. Seas 3 to 6 ft. 

.Forecaster Mills. Ocean Prediction Center.