National Weather Service Marine Forecast FZNT21 KWBC

FZNT21 KWBC 230821
OFFNT1

Offshore Waters Forecast
NWS Ocean Prediction Center Washington DC
421 AM EDT Sun Jun 23 2024

New England continental shelf and slope waters from 25 nm offshore to the Hague Line, except to 1000 fm south of New England.

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.

The National Weather Service is accepting public comments until July 29 2024 on a proposal to replace feet with meters when describing seas in a variety of National Marine Center text and graphical products for the Offshore and High Seas Areas only. To learn more please visit the following URL: https://ocean.weather.gov/proposed-meters.php

ANZ898-232015
421 AM EDT Sun Jun 23 2024

SYNOPSIS FOR NEW ENGLAND WATERS
A stationary front over the waters early this morning will lift N as a warm front today. A cold front will approach from the W tonight, and move offshore Mon as an associated low moves slowly into the Gulf of Maine. The low will track E and pass E of the waters later Mon night as the trailing cold front crosses the region. A weak high pressure ridge will form over the area Tue, and shift E of the waters Tue night. Another cold front will approach from the W and NW Wed and Wed night, then cross the region Thu into Thu night. High pressure will build E over New England later Thu night.


ANZ800-232015
Gulf of Maine to the Hague Line
421 AM EDT Sun Jun 23 2024

TODAY
SE winds less than 10 kt, becoming S 10 to 20 kt, then, increasing to 20 to 30 kt. Seas 2 ft or less, becoming 4 to 7 ft. Chance of rain early, then showers and chance of tstms. Vsby 1 NM or less.

TONIGHT
SW winds 20 to 30 kt. Seas building to 6 to 10 ft. Showers and scattered tstms with vsby 1 nm or less.

MON
S to SW winds 15 to 25 kt. Seas 6 to 10 ft. Scattered showers and tstms. Vsby 1 NM or less.

MON NIGHT
W to SW winds 10 to 20 kt. Seas 5 to 9 ft. Chance of showers and tstms.

TUE
W to NW winds 5 to 15 kt. Seas 4 to 8 ft.

TUE NIGHT
S to SW winds 5 to 15 kt. Seas 3 to 6 ft.

WED
S to SW winds 10 to 20 kt. Seas 3 to 6 ft.

WED NIGHT
SW winds increasing to 20 to 30 kt. Seas building to 5 to 9 ft.

THU
SW winds 15 to 25 kt. Seas 5 to 9 ft.

THU NIGHT
N to NE winds 10 to 20 kt. Seas subsiding to 3 to 6 ft.


ANZ805-232015
Georges Bank between Cape Cod and 68W north of 1000 FM
421 AM EDT Sun Jun 23 2024

TODAY
SW winds 5 to 15 kt, becoming S 10 to 20 kt, then, increasing to 20 to 30 kt. Seas 2 to 4 ft, building to 4 to 7 ft. Chance of rain and areas of fog early, then chance of showers and tstms. Vsby 1 NM or less.

TONIGHT
S to SW winds 20 to 30 kt. Seas building to 7 to 11 ft. Showers and scattered tstms with vsby 1 nm or less.

MON
SW winds 15 to 25 kt. Seas 7 to 13 ft. Scattered showers and tstms with vsby 1 nm or less.

MON NIGHT
SW winds 15 to 20 kt, becoming W. Seas 6 to 11 ft. Chance of showers and tstms with vsby 1 nm or less.

TUE
W winds 5 to 15 kt. Seas subsiding to 4 to 8 ft.

TUE NIGHT
SW winds 5 to 15 kt. Seas 3 to 6 ft.

WED
SW winds increasing to 15 to 20 kt. Seas 3 to 6 ft.

WED NIGHT
SW winds increasing to 20 to 30 kt. Seas building to 5 to 8 ft.

THU
SW winds 15 to 25 kt. Seas 4 to 8 ft.

THU NIGHT
W to SW winds 10 to 20 kt, becoming N. Seas 3 to 6 ft.


ANZ900-232015
Georges Bank between 68W and the Hague Line
421 AM EDT Sun Jun 23 2024

TODAY
SW winds 5 to 15 kt, becoming S to SW 10 to 20 kt, then, becoming S 20 to 30 kt. Seas 3 to 4 ft, becoming 4 to 6 ft. Areas of fog early. Chance of showers and tstms. Vsby 1 NM or less.

TONIGHT
S to SW winds 20 to 30 kt. Seas building to 6 to 10 ft. Scattered showers and tstms with vsby 1 nm or less.

MON
SW winds 20 to 30 kt. Seas building to 9 to 12 ft. Scattered showers and tstms with vsby 1 nm or less.

MON NIGHT
W to SW winds 15 to 20 kt. Seas 7 to 12 ft. Scattered showers and tstms with vsby 1 nm or less.

TUE
W winds 10 to 20 kt, becoming 10 to 15 kt. Seas subsiding to 5 to 9 ft.

TUE NIGHT
W winds 5 to 15 kt, becoming SW 10 to 15 kt. Seas 4 to 7 ft.

WED
SW winds 15 to 20 kt. Seas 4 to 6 ft.

WED NIGHT
SW winds increasing to 20 to 30 kt. Seas building to 5 to 8 ft.

THU
S to SW winds 20 to 30 kt. Seas 6 to 8 ft.

THU NIGHT
W to SW winds diminishing to 10 to 20 kt. Seas 4 to 7 ft.


ANZ810-232015
South of New England between the Great South Channel and Montauk Point to 1000 FM
421 AM EDT Sun Jun 23 2024

TODAY
SW winds 10 to 20 kt, becoming S to SW 20 to 30 kt. Seas 3 to 5 ft, building to 5 to 9 ft. Chance of showers and tstms.

TONIGHT
SW winds 20 to 30 kt. Seas building to 8 to 14 ft. Showers and scattered tstms.

MON
SW winds 20 to 30 kt. Seas 7 to 13 ft. Showers and tstms likely with vsby 1 nm or less.

MON NIGHT
W winds 15 to 25 kt. Seas 6 to 10 ft. Chance of showers and tstms.

TUE
W to NW winds 10 to 20 kt, becoming W 5 to 15 kt. Seas subsiding to 4 to 8 ft.

TUE NIGHT
SW winds 10 to 20 kt. Seas 4 to 6 ft.

WED
SW winds 15 to 25 kt. Seas 4 to 7 ft.

WED NIGHT
S winds 15 to 25 kt, becoming SW 20 to 30 kt. Seas 5 to 8 ft.

THU
SW winds 15 to 25 kt. Seas 4 to 7 ft.

THU NIGHT
W to SW winds 10 to 20 kt, becoming N to NE. Seas 3 to 6 ft.


ANZ815-232015
South of Long Island between Montauk Point and Sandy Hook to 1000 FM
421 AM EDT Sun Jun 23 2024

TODAY
S to SW winds 15 to 20 kt, increasing to 20 to 30 kt. Seas 3 to 5 ft, becoming 4 to 8 ft. Scattered showers and tstms.

TONIGHT
SW winds 20 to 30 kt. Seas building to 7 to 12 ft. Showers and tstms.

MON
W to SW winds 15 to 25 kt. Seas 7 to 12 ft. Showers and tstms likely.

MON NIGHT
W to NW winds 20 to 30 kt, diminishing to 15 to 20 kt. Seas subsiding to 4 to 8 ft.

TUE
W to NW winds 10 to 20 kt, becoming W to SW 5 to 15 kt. Seas 4 to 7 ft.

TUE NIGHT
SW winds 10 to 20 kt. Seas 4 to 7 ft.

WED
S to SW winds 15 to 25 kt. Seas 4 to 7 ft.

WED NIGHT
S to SW winds 20 to 30 kt. Seas 4 to 8 ft.

THU
SW winds 15 to 25 kt, becoming W to SW 5 to 15 kt. Seas 4 to 7 ft.

THU NIGHT
W to SW winds 5 to 10 kt, becoming N to NE 10 to 15 kt. Seas subsiding to 3 to 5 ft.


.Forecaster Mills. Ocean Prediction Center.