Offshore Forecast
Issued by NWS

Home | Current Version | Previous Version | Text Only | Print | Product List | Glossary On
Versions: 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50
000
FZNT33 KWBC 172025
OFFN31

Marine Weather HF Voice Broadcast
NWS Ocean Prediction Center Washington DC
325 PM EST Sat Feb 17 2018

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 high pressure ridge
over the waters will shift E of the area tonight. Rapidly
intensifying low pressure will move NE and pass S of the area
tonight, pass just SE of Georges Bank early Sun, then move off to
the E later Sun. Another ridge will move E over the waters late
Sun into Mon, then shift E and SE of the area late Mon and Mon
night. Low pressure will pass N of the area Tue and Tue night. A
third low will pass N of the area Wed and Wed night, pulling an
associated cold front SE into the waters Wed night. The cold
front will move S across the waters Thu, then pass S of the area
Thu night.

Gulf of Maine to the Hague Line

.TONIGHT...S winds 5 to 15 kt, becoming S to SE 15 to 25 kt.
Seas 3 to 6 ft. Light freezing spray early in the morning.
.SUN...NW winds 20 to 30 kt. Seas 4 to 7 ft. Snow with VSBY 1 nm
or less.
.SUN NIGHT...NW winds 10 to 20 kt, becoming N to NE less than
10 kt. Seas 4 to 7 ft.
.MON...S winds 10 to 20 kt. Seas 3 to 6 ft.
.MON NIGHT...S winds 20 to 25 kt, becoming SW. Seas 5 to 9 ft.
.TUE...SW winds 15 to 25 kt. Seas 5 to 9 ft.
.TUE NIGHT...SW winds 10 to 20 kt. Seas 5 to 8 ft.
.WED...SW winds 15 to 25 kt. Seas 6 to 10 ft.
.WED NIGHT...SW winds 15 to 25 kt, becoming W to NW 10 to 20 kt.
Seas 5 to 9 ft.
.THU...NE winds 10 to 15 kt. Seas 3 to 6 ft.
.THU NIGHT...NE winds 10 to 15 kt, becoming N 15 to 20 kt. Seas
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

...GALE WARNING...

.TONIGHT...E to SE winds less than 10 kt, becoming S to SE 10 to
20 kt early, then, becoming E to SE 20 to 30 kt. Seas 4 to 7 ft.
.SUN...NW winds 25 to 35 kt, becoming N to NW 20 to 30 kt. Seas
7 to 13 ft. Rain with VSBY 1 nm or less.
.SUN NIGHT...N to NW winds 15 to 25 kt, becoming N to NE 5 to
15 kt. Seas 6 to 10 ft.
.MON...S winds 10 to 20 kt. Seas 4 to 7 ft.
.MON NIGHT...S to SW winds 15 to 25 kt. Seas 5 to 8 ft.
.TUE...SW winds 20 to 25 kt. Seas 6 to 9 ft.
.TUE NIGHT...SW winds 15 to 25 kt. Seas 5 to 8 ft.
.WED...SW winds 15 to 25 kt. Seas 6 to 10 ft.
.WED NIGHT...SW winds 15 to 25 kt, becoming W. Seas 5 to 9 ft.
.THU...NE winds 5 to 15 kt. Seas 3 to 6 ft.
.THU NIGHT...NE winds 10 to 15 kt, becoming N 15 to 20 kt. Seas
3 to 5 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...

.TONIGHT...S to SE winds 5 to 10 kt, becoming SE 10 to 20 kt
early, then, becoming E 20 to 30 kt. Seas 5 to 8 ft.
.SUN...NW winds 25 to 35 kt, diminishing to 15 to 25 kt. Seas
7 to 11 ft.
.SUN NIGHT...N to NW winds 10 to 20 kt, becoming S to SE 5 to
15 kt. Seas 5 to 8 ft.
.MON...S winds 5 to 15 kt. Seas 3 to 5 ft.
.MON NIGHT...S winds 10 to 20 kt, becoming SW 15 to 25 kt. Seas
3 to 6 ft.
.TUE...SW winds 15 to 25 kt. Seas 4 to 7 ft.
.TUE NIGHT...SW winds 15 to 20 kt. Seas 5 to 7 ft.
.WED...SW winds 15 to 20 kt. Seas 5 to 7 ft.
.WED NIGHT...W to SW winds 10 to 20 kt. Seas 4 to 7 ft.
.THU...W winds 5 to 15 kt, becoming NE. Seas 3 to 6 ft.
.THU NIGHT...NE winds 10 to 15 kt, becoming N to NE 10 to 20 kt.
Seas 3 to 5 ft.

.Forecaster Scovil. Ocean Prediction Center.


USA.gov is the U.S. government's official web portal to all federal, state and local government web resources and services.