OPC Atlantic NAVTEX Offshore Waters Forecast Areas

X

Eastport Maine to Cape Cod

Updated: 1013 AM EST Wed Dec 13 2017

...GALE WARNING...

.TODAY...W winds 30 to 40 kt. Seas 7 to 12 ft, building to 9 to 
18 ft. Scattered snow showers with VSBY 1 nm or less. 
.TONIGHT...W winds 30 to 40 kt. Seas 10 to 19 ft. 
.THU...W winds 20 to 30 kt. Seas 8 to 14 ft. 
.THU NIGHT...W winds 20 to 30 kt. Seas 8 to 12 ft. 
.FRI...W winds 15 to 25 kt. Seas 6 to 10 ft. 
.FRI NIGHT...W winds 10 to 20 kt. Seas 3 to 6 ft. 
.SAT...NW winds 20 to 30 kt. Seas 5 to 9 ft. 
.SAT NIGHT...NW winds 20 to 30 kt. Seas 7 to 11 ft. 
.SUN...W winds 10 to 20 kt. Seas 6 to 10 ft. 
.SUN NIGHT...S to SW winds 10 to 20 kt. Seas 3 to 5 ft. 
X

Cape Cod to Nantucket Shoals and Georges Bank

Updated: 1013 AM EST Wed Dec 13 2017

...GALE WARNING...

.TODAY...W winds 35 to 45 kt. Seas 16 to 25 ft. Scattered
rain and snow showers with VSBY 1 nm or less.
.TONIGHT...W winds 35 to 45 kt. Seas 16 to 25 ft. Scattered
rain and snow showers. 
.THU...W winds 35 to 45 kt. Seas 12 to 18 ft. Scattered snow 
showers.
.THU NIGHT...W to NW winds 20 to 30 kt. Seas 9 to 16 ft. 
.FRI...W winds 10 to 20 kt. Seas 6 to 11 ft. 
.FRI NIGHT...NW winds 15 to 25 kt. Seas 5 to 7 ft. 
.SAT...W to NW winds 30 to 40 kt. Seas 11 to 18 ft. 
.SAT NIGHT...NW winds 25 to 35 kt. Seas 12 to 20 ft. 
.SUN...W winds 15 to 25 kt. Seas 8 to 13 ft. 
.SUN NIGHT...S winds 15 to 25 kt. Seas 4 to 7 ft. 
X

South of New England

Updated: 1013 AM EST Wed Dec 13 2017

...GALE WARNING...

.TODAY...W winds 35 to 45 kt. Seas 9 to 18 ft, building to 12 to
23 ft. Scattered rain and snow showers. VSBY 1 nm or less.
.TONIGHT...W to SW winds 25 to 35 kt. Seas 11 to 18 ft. Chance
of snow with VSBY 1 nm or less. 
.THU...W to NW winds 30 to 40 kt. Seas 11 to 17 ft. Scattered
snow showers, then a chance of snow with VSBY 1 nm or less. 
.THU NIGHT...NW winds 15 to 25 kt. Seas 8 to 14 ft. Chance of
snow early.
.FRI...W winds 5 to 15 kt. Seas 4 to 7 ft. 
.FRI NIGHT...W to NW winds 20 to 30 kt. Seas 5 to 8 ft. 
.SAT...NW winds 25 to 35 kt. Seas 9 to 16 ft. 
.SAT NIGHT...NW winds 20 to 30 kt. Seas 9 to 15 ft. 
.SUN...W to SW winds 10 to 20 kt. Seas 5 to 9 ft. 
.SUN NIGHT...S winds 15 to 25 kt. Seas 4 to 7 ft. 
X

Sandy Hook to 37.5N

Updated: 1010 AM EST Wed Dec 13 2017

...GALE WARNING...

.TODAY...W winds 30 to 40 kt. Seas 8 to 16 ft, building to 11 to
22 ft. Scattered showers. 
.TONIGHT...SW winds 25 to 35 kt. Seas subsiding to 9 to 16 ft.
.THU...W to NW winds 35 to 45 kt. Seas 11 to 17 ft. 
.THU NIGHT...NW winds 15 to 25 kt. Seas subsiding to 8 to 13 ft.
.FRI...Variable winds less than 10 kt. Seas subsiding to 4 to 7 
ft.
.FRI NIGHT...W to NW winds 25 to 35 kt. Seas building to 7 to 12
ft.
.SAT...NW winds 25 to 35 kt. Seas 8 to 14 ft. 
.SAT NIGHT...NW winds 20 to 30 kt. Seas 8 to 14 ft. 
.SUN...Winds becoming SW 10 to 20 kt. Seas subsiding to 5 to 8 
ft.
.SUN NIGHT...S to SW winds 20 to 30 kt. Seas 6 to 10 ft. 
X

37.5N to Cape Hatteras

Updated: 1010 AM EST Wed Dec 13 2017

...GALE WARNING...

.TODAY...W to NW winds 25 to 35 kt. Seas 12 to 23 ft. Scattered 
showers. 
.TONIGHT...SW winds 30 to 40 kt. Seas subsiding to 9 to 16 ft. 
.THU...W winds 30 to 40 kt. Seas 9 to 16 ft. 
.THU NIGHT...N to NW winds 15 to 25 kt. Seas 7 to 12 ft. 
.FRI...Winds becoming SW 15 to 25 kt. Seas subsiding to 5 to 8
ft.
.FRI NIGHT...W to NW winds 25 to 35 kt. Seas building to 8 to 13
ft.
.SAT...NW winds 15 to 25 kt. Seas 8 to 11 ft. 
.SAT NIGHT...N to NW winds 15 to 25 kt. Seas 7 to 11 ft. 
.SUN...Winds becoming S 5 to 15 kt. Seas subsiding to 4 to 8 ft.
.SUN NIGHT...S to SW winds 20 to 30 kt. Seas 6 to 10 ft. 
X

Cape Hatteras to Murrells Inlet

Updated: 1010 AM EST Wed Dec 13 2017

...GALE WARNING...

.TODAY...W to NW winds 20 to 30 kt. Seas 11 to 21 ft. 
.TONIGHT...W to SW winds 25 to 35 kt. Seas subsiding to 8 to 14
ft.
.THU...W winds 25 to 35 kt. Seas 8 to 14 ft. 
.THU NIGHT...W winds 15 to 25 kt. Seas 6 to 11 ft. 
.FRI...W to SW winds 15 to 25 kt. Seas 5 to 7 ft. 
.FRI NIGHT...W to NW winds 20 to 30 kt. Seas 7 to 12 ft. 
.SAT...NW winds 15 to 25 kt. Seas 6 to 11 ft. 
.SAT NIGHT...N to NE winds 5 to 15 kt. Seas 5 to 8 ft. 
.SUN...Winds becoming S 5 to 15 kt. Seas 4 to 7 ft. 
.SUN NIGHT...S winds 20 to 30 kt. Seas 6 to 10 ft. 
X

Murrells Inlet to 31N

Updated: 1010 AM EST Wed Dec 13 2017

.TODAY...W to NW winds 15 to 25 kt. Seas 8 to 15 ft. 
.TONIGHT...W winds 20 to 30 kt. Seas subsiding to 6 to 9 ft. 
.THU...W winds 15 to 25 kt. Seas 7 to 10 ft. 
.THU NIGHT...W winds 15 to 25 kt. Seas 5 to 9 ft. 
.FRI...W winds 15 to 25 kt. Seas 4 to 8 ft. 
.FRI NIGHT...W to NW winds 15 to 25 kt. Seas 5 to 9 ft. 
.SAT...N winds 10 to 20 kt. Seas 4 to 8 ft, becoming 3 to 6 ft.
.SAT NIGHT...E winds less than 10 kt. Seas 3 to 5 ft. 
.SUN...S winds 5 to 15 kt. Seas 2 to 4 ft. 
.SUN NIGHT...S to SW winds 20 to 30 kt. Seas 5 to 9 ft. 
X

South of 31N

Updated: 1010 AM EST Wed Dec 13 2017

.TODAY...NW winds 10 to 20 kt, becoming W to NW 5 to 15 kt. Seas
6 to 10 ft. 
.TONIGHT...W winds 15 to 25 kt. Seas becoming 4 to 7 ft. 
.THU...W to SW winds 15 to 25 kt. Seas 5 to 7 ft. 
.THU NIGHT...W winds 10 to 20 kt. Seas 4 to 7 ft. 
.FRI...W to SW winds 10 to 20 kt. Seas 3 to 5 ft. 
.FRI NIGHT...NW winds 15 to 25 kt. Seas 5 to 9 ft. 
.SAT...N winds 10 to 20 kt. Seas 4 to 8 ft. 
.SAT NIGHT...E winds 5 to 10 kt. Seas subsiding to 2 to 4 ft. 
.SUN...S to SE winds 5 to 15 kt. Seas 2 to 4 ft. 
.SUN NIGHT...S winds 5 to 15 kt. Seas 3 to 6 ft. 



  • Below is a map of the Array NAVTEX Offshore Waters Forecast. Clicking on a zone will display the forecast for that area.
image of OFFN01ne image of OFFN01se image of OFFN01sw image of OFFN02ne image of OFFN02e image of OFFN02se image of OFFN03ne image of OFFN03se Atlantic South of 31N zone map