The legacy OPC website URL https://www.opc.ncep.noaa.gov permanently redirects to https://ocean.weather.gov. On or after July 9, 2019 the old URL will not work. Users must use https://ocean.weather.gov to access the OPC website. More information is available at https://www.weather.gov/media/notification/scn19-10opc_terminate.pdf.
 
PLEASE NOTE: This .shtml webpage is going to be converted to .php format on June 4, 2019. On that date you will need to replace ".shtml" with ".php" in the URL address bar. The actual page content will remain the same. More information is available at https://www.weather.gov/media/notification/scn19-11opc_shtml.pdf.

Offshore Waters Forecast (New England)

[Printable Version]   [Alt Link/Previous Versions]
FZNT21 KWBC 200916
OFFNT1

Offshore Waters Forecast
NWS Ocean Prediction Center Washington DC
516 AM EDT Mon May 20 2019

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.

ANZ898-201945-
516 AM EDT Mon May 20 2019

.SYNOPSIS FOR NEW ENGLAND WATERS...A warm front will lift NE
across the area today. Low pressure will pass N of the waters
later today and tonight while pulling a cold front SE over the
area. The front will pass SE of the waters Tue. A strong high 
will build E towards the area Tue night, move slowly E and SE 
over the waters Wed and Wed night, then shift SE of the region 
Thu into Thu night while maintaining a weakening ridge across the
area. Another low will move SE across the southern waters Fri, 
before another ridge builds across the waters Fri night.

$$

ANZ800-201945-
Gulf of Maine to the Hague Line-
516 AM EDT Mon May 20 2019

.TODAY...S to SW winds 15 to 25 kt. Seas 4 to 8 ft. Areas of
fog. Scattered showers and TSTMs. VSBY 1 NM or less. 
.TONIGHT...SW winds 20 to 30 kt, becoming W 15 to 25 kt. Seas
4 to 8 ft. Areas of fog with VSBY 1 nm or less. 
.TUE...W winds 15 to 25 kt. Seas 3 to 6 ft. 
.TUE NIGHT...W to NW winds 15 to 25 kt, becoming N 20 to 30 kt.
Seas 5 to 8 ft. 
.WED...N to NE winds 15 to 25 kt. Seas 5 to 8 ft. 
.WED NIGHT...Variable winds less than 10 kt, becoming W. Seas
3 to 5 ft. 
.THU...W winds less than 10 kt, becoming variable. Seas 1 to
3 ft. 
.THU NIGHT...S to SW winds less than 10 kt, becoming S to SE.
Seas 3 to 6 ft. 
.FRI...E winds 5 to 15 kt, diminishing to less than 10 kt. Seas
4 to 7 ft. 
.FRI NIGHT...Variable winds less than 10 kt, becoming S to SE.
Seas 3 to 6 ft. 

$$

ANZ805-201945-
Georges Bank between Cape Cod and 68W north of 1000 FM-
516 AM EDT Mon May 20 2019

.TODAY...SW winds 15 to 25 kt. Seas 4 to 7 ft. Areas of fog with
VSBY 1 nm or less. 
.TONIGHT...SW winds 20 to 30 kt. Seas 4 to 7 ft. Areas of fog.
Showers and scattered TSTMs. VSBY 1 NM or less. 
.TUE...W winds 15 to 25 kt. Seas 3 to 6 ft. 
.TUE NIGHT...W to NW winds 20 to 30 kt. Seas 4 to 7 ft. 
.WED...N winds 15 to 25 kt. Seas 4 to 7 ft. 
.WED NIGHT...N to NE winds 10 to 20 kt, becoming N 5 to 15 kt.
Seas 3 to 6 ft. 
.THU...Variable winds 5 to 15 kt, diminishing to less than 5 kt.
Seas 2 to 4 ft. 
.THU NIGHT...S to SE winds less than 10 kt, becoming SE. Seas
3 to 6 ft. 
.FRI...E to SE winds 10 to 20 kt. Seas 6 to 11 ft. 
.FRI NIGHT...E winds 10 to 20 kt, diminishing to 5 to 15 kt.
Seas 6 to 11 ft. 

$$

ANZ900-201945-
Georges Bank between 68W and the Hague Line-
516 AM EDT Mon May 20 2019

.TODAY...S to SW winds 15 to 25 kt. Seas 4 to 8 ft. Areas of fog
with VSBY 1 nm or less. 
.TONIGHT...SW winds 20 to 30 kt. Seas 5 to 8 ft. Areas of fog.
Chance of rain. VSBY 1 NM or less. 
.TUE...W winds 15 to 25 kt. Seas 5 to 7 ft. Areas of fog with
VSBY 1 nm or less. 
.TUE NIGHT...W to NW winds 20 to 30 kt. Seas 5 to 8 ft. 
.WED...N winds 20 to 30 kt. Seas 5 to 8 ft. 
.WED NIGHT...N winds 15 to 25 kt, diminishing to 5 to 15 kt.
Seas 4 to 7 ft. 
.THU...N to NW winds 5 to 15 kt, becoming W less than 5 kt. Seas
3 to 5 ft. 
.THU NIGHT...Variable winds less than 10 kt. Seas 3 to 5 ft. 
.FRI...E winds 5 to 10 kt, becoming 5 to 15 kt. Seas 6 to 11 ft.
.FRI NIGHT...E winds 5 to 15 kt. Seas 6 to 10 ft. 

$$

ANZ810-201945-
South of New England between the Great South Channel and Montauk
Point to 1000 FM-
516 AM EDT Mon May 20 2019

.TODAY...S to SW winds 10 to 20 kt. Seas 4 to 6 ft. Areas of fog
with VSBY 1 nm or less. 
.TONIGHT...W to SW winds 20 to 30 kt. Seas 4 to 6 ft. Areas of
fog, TSTMs and showers. Chance of rain. VSBY 1 NM or less. 
.TUE...W to NW winds 15 to 25 kt. Seas 4 to 6 ft. 
.TUE NIGHT...NW winds 20 to 30 kt. Seas 3 to 6 ft. 
.WED...N winds 15 to 25 kt. Seas 4 to 7 ft. 
.WED NIGHT...NE winds 10 to 20 kt, becoming variable 5 to 15 kt.
Seas 3 to 5 ft. 
.THU...Variable winds less than 10 kt, becoming S to SW. Seas
1 to 3 ft. 
.THU NIGHT...S to SE winds 5 to 15 kt, becoming SE 10 to 20 kt.
Seas 4 to 7 ft. 
.FRI...E to SE winds 20 to 30 kt. Seas 6 to 10 ft. 
.FRI NIGHT...E winds 10 to 20 kt. Seas 6 to 11 ft. 

$$

ANZ815-201945-
South of Long Island between Montauk Point and Sandy Hook to
1000 FM-
516 AM EDT Mon May 20 2019

.TODAY...S to SW winds 15 to 25 kt. Seas 4 to 6 ft. Areas of fog
with VSBY 1 nm or less. 
.TONIGHT...SW winds 15 to 25 kt, becoming W to NW. Seas 3 to
6 ft. Areas of fog. TSTMs and scattered showers. VSBY 1 NM or
less. 
.TUE...NW winds 10 to 20 kt, becoming W. Seas 3 to 6 ft. 
.TUE NIGHT...NW winds 20 to 30 kt. Seas 3 to 5 ft. 
.WED...N winds 15 to 25 kt, becoming N to NE 5 to 15 kt. Seas
3 to 5 ft. 
.WED NIGHT...S to SE winds 5 to 15 kt. Seas 1 to 3 ft. 
.THU...S winds 5 to 15 kt, becoming S to SW 5 to 10 kt. Seas
2 to 3 ft. 
.THU NIGHT...S winds 5 to 15 kt, becoming S to SE 10 to 20 kt.
Seas 5 to 8 ft. 
.FRI...E winds 20 to 30 kt. Seas 6 to 10 ft. 
.FRI NIGHT...E winds 15 to 25 kt, diminishing to 10 to 15 kt.
Seas 6 to 11 ft. 

$$

.Forecaster Bancroft. Ocean Prediction Center.