OPC Atlantic Offshore Waters Forecast Areas

X

ANZ800: Gulf of Maine to the Hague Line

Updated: 921 PM EST Thu Mar 4 2021

...GALE WARNING...

.TONIGHT...NW winds 25 to 35 kt, diminishing to 20 to 30 kt.
Seas 6 to 11 ft. Light freezing spray. 
.FRI...NW winds 20 to 25 kt, becoming W 20 to 30 kt. Seas 5 to
9 ft. Light freezing spray. 
.FRI NIGHT...NW winds 20 to 30 kt, becoming W to NW 15 to 20 kt.
Seas 5 to 9 ft. Light freezing spray. 
.SAT...W winds 10 to 20 kt. Seas 4 to 7 ft. Light freezing
spray. 
.SAT NIGHT...W to NW winds 15 to 20 kt, becoming NW 5 to 15 kt.
Seas 3 to 6 ft. 
.SUN...NW winds 5 to 15 kt. Seas 3 to 5 ft. 
.SUN NIGHT...N to NW winds 5 to 15 kt. Seas 3 to 4 ft. 
.MON...N winds 10 to 15 kt, becoming NW 5 to 15 kt. Seas 3 to
4 ft. 
.MON NIGHT...W to SW winds 5 to 15 kt. Seas 3 to 4 ft. 
.TUE...W to SW winds 10 to 20 kt. Seas 3 to 5 ft. 
.TUE NIGHT...W winds 10 to 15 kt, becoming NW. Seas 3 to 5 ft. 

X

ANZ805: Georges Bank between Cape Cod and 68W north of 1000 FM

Updated: 921 PM EST Thu Mar 4 2021

...GALE WARNING...

.TONIGHT...NW winds 25 to 35 kt, becoming 25 to 30 kt. Seas 6 to
11 ft. Light freezing spray. 
.FRI...W to NW winds 20 to 25 kt. Seas 6 to 10 ft. Light
freezing spray. 
.FRI NIGHT...NW winds 20 to 30 kt, becoming W 20 to 25 kt. Seas
6 to 10 ft. Light freezing spray. 
.SAT...W winds 15 to 25 kt. Seas 5 to 9 ft. Light freezing spray
early. 
.SAT NIGHT...W winds 15 to 25 kt, diminishing to 10 to 15 kt.
Seas 4 to 8 ft. 
.SUN...W to NW winds 10 to 15 kt, becoming N to NW 5 to 15 kt.
Seas becoming 3 to 6 ft. 
.SUN NIGHT...N winds 10 to 15 kt. Seas 3 to 5 ft. 
.MON...N winds 5 to 15 kt. Seas 3 to 5 ft. 
.MON NIGHT...N to NW winds 5 to 15 kt, becoming W to SW. Seas
3 to 4 ft. 
.TUE...W to SW winds 10 to 20 kt. Seas 3 to 5 ft. 
.TUE NIGHT...W winds 15 to 20 kt, becoming W to NW 10 to 15 kt.
Seas 3 to 5 ft. 

X

ANZ810: South of New England between the Great South Channel and Montauk Point to 1000 FM

Updated: 921 PM EST Thu Mar 4 2021

...GALE WARNING...

.TONIGHT...NW winds 20 to 30 kt, becoming 25 to 35 kt. Seas 6 to
10 ft. Light freezing spray. 
.FRI...NW winds 20 to 30 kt, becoming W 20 to 25 kt. Seas 6 to
10 ft. Light freezing spray early. 
.FRI NIGHT...W to NW winds 20 to 30 kt. Seas 6 to 10 ft. 
.SAT...W to NW winds 15 to 25 kt. Seas 5 to 9 ft. 
.SAT NIGHT...W to NW winds 15 to 25 kt. Seas 4 to 8 ft. 
.SUN...NW winds 10 to 20 kt, becoming N to NW 5 to 15 kt. Seas
becoming 3 to 5 ft. 
.SUN NIGHT...N winds 5 to 15 kt. Seas 3 to 4 ft. 
.MON...N to NW winds 5 to 15 kt. Seas 3 to 4 ft. 
.MON NIGHT...N to NW winds 5 to 15 kt, becoming W to SW. Seas
3 to 4 ft. 
.TUE...W winds 10 to 15 kt, increasing to 15 to 20 kt. Seas 3 to
5 ft. 
.TUE NIGHT...W winds 15 to 20 kt, diminishing to 10 to 15 kt.
Seas 3 to 5 ft. 

X

ANZ815: South of Long Island between Montauk Point and Sandy Hook to 1000 FM

Updated: 921 PM EST Thu Mar 4 2021

...GALE WARNING...

.TONIGHT...NW winds 20 to 30 kt, becoming 25 to 35 kt. Seas 6 to
10 ft. Light freezing spray. 
.FRI...W to NW winds 20 to 30 kt. Seas 5 to 9 ft. Light freezing
spray early. 
.FRI NIGHT...NW winds 20 to 30 kt. Seas 6 to 10 ft. 
.SAT...NW to W winds 15 to 25 kt. Seas becoming 4 to 8 ft.
.SAT NIGHT...NW winds 10 to 20 kt. Seas 4 to 7 ft. 
.SUN...NW winds 10 to 15 kt. Seas 3 to 5 ft. 
.SUN NIGHT...N winds 10 to 20 kt, becoming 10 to 15 kt. Seas
3 to 4 ft. 
.MON...N winds 10 to 20 kt, becoming NW 5 to 15 kt. Seas 3 to
5 ft. 
.MON NIGHT...W to NW winds 5 to 15 kt. Seas 3 to 4 ft. 
.TUE...W winds 10 to 20 kt. Seas 3 to 5 ft. 
.TUE NIGHT...W winds 10 to 20 kt, becoming 10 to 15 kt. Seas
3 to 5 ft. 

X

ANZ820: Hudson Canyon to Baltimore Canyon to 1000 FM

Updated: 928 PM EST Thu Mar 4 2021

...GALE WARNING...

.TONIGHT...NW winds 25 to 30 kt, becoming 25 to 35 kt. Seas 6 to
10 ft. 
.FRI...NW winds 20 to 30 kt. Seas 6 to 10 ft. 
.FRI NIGHT...NW winds 20 to 30 kt. Seas 5 to 9 ft. 
.SAT...NW winds 15 to 20 kt, becoming W. Seas 4 to 7 ft. 
.SAT NIGHT...N to NW winds 10 to 20 kt. Seas 3 to 6 ft. 
.SUN...N to NW winds 10 to 15 kt, becoming N 10 to 20 kt. Seas
3 to 5 ft. 
.SUN NIGHT...N winds 10 to 20 kt. Seas 3 to 5 ft. 
.MON...N winds 10 to 20 kt, becoming NW 5 to 15 kt. Seas 3 to
6 ft. 
.MON NIGHT...W to NW winds 5 to 15 kt. Seas 3 to 4 ft. 
.TUE...W winds 10 to 15 kt, becoming W to SW 10 to 20 kt. Seas
3 to 5 ft. 
.TUE NIGHT...W to SW winds 10 to 20 kt, becoming W 10 to 15 kt.
Seas 3 to 4 ft. 

X

ANZ900: Georges Bank between 68W and the Hague Line

Updated: 921 PM EST Thu Mar 4 2021

.TONIGHT...W winds 20 to 30 kt. Seas 7 to 11 ft. 
.FRI...W winds 20 to 30 kt. Seas 7 to 10 ft. Light freezing
spray early. 
.FRI NIGHT...W winds 20 to 30 kt. Seas 7 to 10 ft. 
.SAT...W winds 15 to 25 kt. Seas 6 to 10 ft. 
.SAT NIGHT...W winds 15 to 25 kt, diminishing to 10 to 15 kt.
Seas 5 to 8 ft. 
.SUN...W to NW winds 5 to 15 kt. Seas becoming 3 to 6 ft. 
.SUN NIGHT...N winds 10 to 15 kt, increasing to 15 to 20 kt.
Seas 3 to 5 ft. 
.MON...N winds 10 to 15 kt. Seas 4 to 5 ft. 
.MON NIGHT...N to NW winds 10 to 15 kt, becoming W to NW. Seas
3 to 5 ft. 
.TUE...W winds 10 to 15 kt, increasing to 15 to 20 kt. Seas 3 to
5 ft. 
.TUE NIGHT...W winds 15 to 20 kt, becoming W to NW 10 to 15 kt.
Seas 3 to 6 ft. 

X

ANZ825: Baltimore Canyon to Cape Charles Light to 100 NM offshore

Updated: 928 PM EST Thu Mar 4 2021

.TONIGHT...N to NW winds 20 to 30 kt. Seas 5 to 9 ft. 
.FRI...NW winds 20 to 30 kt. Seas 6 to 10 ft. 
.FRI NIGHT...NW winds 15 to 25 kt. Seas 5 to 8 ft. 
.SAT...NW winds 15 to 20 kt, becoming W 10 to 20 kt. Seas 4 to
7 ft. 
.SAT NIGHT...NW winds 10 to 20 kt, becoming N 10 to 15 kt. Seas
becoming 3 to 5 ft. 
.SUN...N winds 10 to 20 kt. Seas 3 to 6 ft. 
.SUN NIGHT...N winds 15 to 25 kt. Seas 4 to 7 ft. 
.MON...N winds 15 to 25 kt, becoming NW 10 to 20 kt. Seas 4 to
7 ft. 
.MON NIGHT...NW winds 5 to 15 kt, becoming W. Seas 3 to 5 ft. 
.TUE...W winds 10 to 15 kt, becoming SW. Seas 3 to 4 ft. 
.TUE NIGHT...W to SW winds 10 to 15 kt. Seas 3 to 4 ft. 

X

ANZ828: Cape Charles Light to Currituck Beach Light to 100 NM offshore

Updated: 928 PM EST Thu Mar 4 2021

.TONIGHT...N to NW winds 20 to 30 kt. Seas 5 to 9 ft. 
.FRI...NW winds 20 to 30 kt. Seas 6 to 10 ft. 
.FRI NIGHT...NW winds 15 to 25 kt. Seas 5 to 9 ft. 
.SAT...NW winds 10 to 20 kt, diminishing to 5 to 15 kt. Seas
4 to 7 ft. 
.SAT NIGHT...N to NW winds 5 to 15 kt. Seas becoming 3 to 5 ft. 
.SUN...N winds 15 to 25 kt. Seas 3 to 5 ft, building to 5 to
9 ft. 
.SUN NIGHT...N winds 15 to 25 kt. Seas 6 to 10 ft. 
.MON...N to NW winds 15 to 25 kt. Seas 5 to 9 ft. 
.MON NIGHT...W to NW winds diminishing to 5 to 15 kt. Seas 
becoming 3 to 6 ft.
.TUE...W winds 5 to 10 kt, becoming W to SW 10 to 15 kt. Seas
3 to 4 ft. 
.TUE NIGHT...W to SW winds 10 to 15 kt. Seas 3 to 4 ft. 

X

ANZ830: Currituck Beach Light to Cape Hatteras to 100 NM offshore

Updated: 928 PM EST Thu Mar 4 2021

.TONIGHT...N winds 10 to 20 kt, increasing to 20 to 30 kt. Seas
5 to 9 ft. 
.FRI...N to NW winds 20 to 30 kt. Seas 6 to 10 ft. 
.FRI NIGHT...NW winds 15 to 25 kt. Seas 5 to 9 ft. 
.SAT...NW winds 10 to 20 kt, becoming 10 to 15 kt. Seas 4 to
7 ft. 
.SAT NIGHT...N winds 5 to 15 kt. Seas 3 to 5 ft. 
.SUN...NE winds 10 to 20 kt, becoming N 15 to 25 kt. Seas 3 to
5 ft, building to 6 to 10 ft. 
.SUN NIGHT...N winds 20 to 30 kt. Seas 6 to 11 ft. 
.MON...N winds 15 to 25 kt. Seas 6 to 10 ft. 
.MON NIGHT...N to NW winds diminishing to 5 to 15 kt. Seas
becoming 4 to 8 ft.
.TUE...W to NW winds 5 to 10 kt, becoming W to SW 5 to 15 kt.
Seas becoming 3 to 5 ft. 
.TUE NIGHT...W winds 5 to 10 kt. Seas 3 to 4 ft. 

X

ANZ833: Cape Hatteras to Cape Fear to 100 NM Offshore.

Updated: 928 PM EST Thu Mar 4 2021

.TONIGHT...NW winds 15 to 25 kt, becoming N 20 to 30 kt. Seas
5 to 9 ft. 
.FRI...N winds 20 to 30 kt. Seas 6 to 10 ft. 
.FRI NIGHT...N to NW winds 10 to 20 kt. Seas 5 to 9 ft. 
.SAT...N to NW winds 10 to 20 kt, diminishing to 5 to 15 kt.
Seas becoming 3 to 6 ft. 
.SAT NIGHT...N winds 10 to 15 kt. Seas 3 to 5 ft. 
.SUN...N to NE winds 10 to 20 kt, becoming N 20 to 30 kt. Seas
3 to 5 ft, building to 6 to 10 ft. 
.SUN NIGHT...N winds 20 to 30 kt. Seas 7 to 12 ft. 
.MON...N winds 15 to 25 kt. Seas 6 to 11 ft. 
.MON NIGHT...N to NW winds diminishing to 5 to 15 kt. Seas
becoming 4 to 8 ft.
.TUE...N to NW winds 5 to 10 kt, becoming W. Seas becoming 3 to 
5 ft.
.TUE NIGHT...W to SW winds less than 10 kt. Seas 3 to 4 ft. 

X

ANZ835: Cape Fear to 31N to 1000 FM

Updated: 928 PM EST Thu Mar 4 2021

.TONIGHT...N to NW winds 15 to 25 kt. Seas 3 to 6 ft. 
.FRI...N winds 15 to 25 kt. Seas building to 5 to 9 ft. 
.FRI NIGHT...N to NE winds 5 to 15 kt, increasing to 10 to
20 kt. Seas 4 to 7 ft. 
.SAT...N to NE winds 10 to 20 kt. Seas 3 to 6 ft. Chance of
showers. 
.SAT NIGHT...N winds 10 to 20 kt. Seas 4 to 7 ft. 
.SUN...N winds 15 to 25 kt. Seas 5 to 9 ft. 
.SUN NIGHT...N winds 20 to 30 kt. Seas building to 8 to 12 ft. 
.MON...N winds 15 to 25 kt. Seas 6 to 10 ft. 
.MON NIGHT...N winds diminishing to 5 to 15 kt, then becoming N 
to NE. Seas 4 to 8 ft. 
.TUE...N to NE winds 5 to 10 kt, becoming variable. Seas 3 to
6 ft. 
.TUE NIGHT...E winds less than 10 kt. Seas 3 to 4 ft. 

X

ANZ905: East of 69W to the Hague Line between 1000 FM and 39N

Updated: 928 PM EST Thu Mar 4 2021

...GALE WARNING...

.TONIGHT...W winds 25 to 30 kt. Seas 7 to 10 ft. 
.FRI...W winds 25 to 35 kt, becoming 25 to 30 kt. Seas 9 to
12 ft. 
.FRI NIGHT...W winds 20 to 30 kt. Seas 9 to 11 ft. 
.SAT...W winds 20 to 30 kt. Seas 7 to 11 ft. 
.SAT NIGHT...W winds 15 to 25 kt. Seas 6 to 9 ft. 
.SUN...NW winds 10 to 20 kt. Seas 5 to 7 ft. 
.SUN NIGHT...N winds 10 to 20 kt. Seas 4 to 6 ft. 
.MON...N winds 15 to 25 kt. Seas 4 to 7 ft. 
.MON NIGHT...N to NW winds 10 to 20 kt. Seas 4 to 7 ft. 
.TUE...W to NW winds 10 to 15 kt, becoming W 15 to 20 kt. Seas
4 to 7 ft. 
.TUE NIGHT...W winds 15 to 20 kt, becoming NW 10 to 20 kt. Seas
4 to 7 ft. 

X

ANZ910: East of 69W and south of 39N to 250 NM offshore

Updated: 928 PM EST Thu Mar 4 2021

...GALE WARNING...

.TONIGHT...W winds 25 to 30 kt, becoming W to NW 30 to 40 kt.
Seas 8 to 14 ft. 
.FRI...W winds 30 to 35 kt, becoming W to NW 25 to 30 kt. Seas
10 to 15 ft. 
.FRI NIGHT...W to NW winds 20 to 30 kt. Seas 10 to 14 ft. 
.SAT...W winds 20 to 25 kt. Seas 8 to 12 ft. 
.SAT NIGHT...W winds 15 to 25 kt, becoming W to NW 10 to 15 kt.
Seas 6 to 10 ft. 
.SUN...NW winds 10 to 20 kt, becoming N. Seas 5 to 7 ft. 
.SUN NIGHT...N winds 15 to 25 kt. Seas 5 to 8 ft. 
.MON...N winds 15 to 25 kt. Seas 5 to 8 ft. 
.MON NIGHT...N winds 15 to 25 kt. Seas 4 to 8 ft. 
.TUE...NW winds 10 to 15 kt, becoming W 10 to 20 kt. Seas 4 to
7 ft. 
.TUE NIGHT...W winds 15 to 20 kt, becoming NW. Seas 4 to 6 ft. 

X

ANZ915: Between 1000FM and 38.5 N west of 69 W

Updated: 928 PM EST Thu Mar 4 2021

...GALE WARNING...

.TONIGHT...NW winds 25 to 30 kt, becoming 25 to 35 kt. Seas 7 to
10 ft. 
.FRI...W to NW winds 25 to 30 kt. Seas 8 to 11 ft. 
.FRI NIGHT...NW winds 20 to 30 kt. Seas 7 to 10 ft. 
.SAT...W winds 20 to 25 kt. Seas 5 to 9 ft. 
.SAT NIGHT...W to NW winds 15 to 25 kt. Seas 4 to 8 ft. 
.SUN...N to NW winds 10 to 20 kt. Seas 4 to 6 ft. 
.SUN NIGHT...N winds 10 to 20 kt. Seas 3 to 6 ft. 
.MON...N winds 15 to 20 kt, becoming N to NW 10 to 15 kt. Seas
3 to 6 ft. 
.MON NIGHT...W to NW winds 5 to 15 kt. Seas 3 to 5 ft. 
.TUE...W winds 10 to 20 kt. Seas 3 to 6 ft. 
.TUE NIGHT...W winds 15 to 20 kt, becoming W to NW 10 to 15 kt.
Seas 3 to 6 ft. 

X

ANZ920: Baltimore Canyon to 69W east of 1000 FM and south of 38.5N to 250 NM offshore

Updated: 928 PM EST Thu Mar 4 2021

...GALE WARNING...

.TONIGHT...NW winds 25 to 30 kt, increasing to 30 to 40 kt. Seas
7 to 10 ft, building to 8 to 15 ft. 
.FRI...NW winds 25 to 35 kt, becoming 25 to 30 kt. Seas 9 to
15 ft. 
.FRI NIGHT...NW winds 20 to 30 kt. Seas 8 to 14 ft. 
.SAT...W winds 20 to 30 kt. Seas 7 to 12 ft. 
.SAT NIGHT...NW winds 10 to 20 kt. Seas 6 to 10 ft. 
.SUN...NW winds 10 to 20 kt, becoming N 15 to 25 kt. Seas 4 to
8 ft. 
.SUN NIGHT...N winds 15 to 25 kt. Seas 5 to 9 ft. 
.MON...N to NW winds 15 to 25 kt. Seas 5 to 9 ft. 
.MON NIGHT...N to NW winds 15 to 25 kt, becoming NW 10 to 15 kt.
Seas 4 to 8 ft. 
.TUE...W to NW winds 10 to 15 kt, becoming W 10 to 20 kt. Seas
3 to 6 ft. 
.TUE NIGHT...W winds 15 to 20 kt, becoming W to NW 10 to 15 kt.
Seas 3 to 5 ft. 

X

ANZ925: Baltimore Canyon to Hatteras Canyon between 100 NM and 250 NM offshore

Updated: 928 PM EST Thu Mar 4 2021

.TONIGHT...NW winds 20 to 30 kt. Seas 7 to 12 ft. 
.FRI and FRI NIGHT...NW winds 20 to 30 kt. Seas 7 to 13 ft. 
.SAT...W to NW winds 20 to 30 kt. Seas 6 to 11 ft. 
.SAT NIGHT...NW winds 15 to 20 kt, becoming N. Seas 5 to 8 ft. 
.SUN...N winds 20 to 30 kt. Seas 5 to 9 ft. 
.SUN NIGHT...N winds 20 to 30 kt. Seas 6 to 11 ft. 
.MON...N winds 15 to 25 kt. Seas 6 to 11 ft. 
.MON NIGHT...N to NW winds 10 to 20 kt. Seas 5 to 9 ft. 
.TUE...N to NW winds 10 to 15 kt, becoming W to NW 5 to 15 kt.
Seas 4 to 7 ft. 
.TUE NIGHT...W winds 5 to 15 kt. Seas becoming 3 to 5 ft. 

X

ANZ930: Hatteras Canyon to Cape Fear between 100 NM and 250 NM offshore

Updated: 928 PM EST Thu Mar 4 2021

.TONIGHT...NW winds 20 to 30 kt. Seas 5 to 9 ft. 
.FRI...N to NW winds 20 to 30 kt. Seas 6 to 10 ft. 
.FRI NIGHT...N to NW winds 15 to 25 kt. Seas 5 to 9 ft. 
.SAT...W to NW winds 10 to 20 kt, diminishing to 5 to 15 kt.
Seas 4 to 8 ft. 
.SAT NIGHT...N winds 5 to 15 kt, becoming N to NE 10 to 20 kt.
Seas 4 to 6 ft. 
.SUN...N to NE winds 20 to 30 kt. Seas building to 5 to 9 ft. 
.SUN NIGHT...N winds 20 to 30 kt. Seas building to 7 to 13 ft. 
.MON...N winds 15 to 25 kt. Seas 7 to 12 ft. 
.MON NIGHT...N winds 10 to 20 kt, diminishing to 5 to 15 kt.
Seas 6 to 10 ft. 
.TUE...N winds 5 to 15 kt, becoming N to NW. Seas becoming 4 to 
7 ft.
.TUE NIGHT...N to NE winds less than 10 kt. Seas becoming 3 to 5
ft.

X

ANZ935: Cape Fear to 31N east of 1000 FM to 250 NM offshore

Updated: 928 PM EST Thu Mar 4 2021

.TONIGHT...NW winds 15 to 25 kt. Seas 4 to 6 ft. 
.FRI...N to NW winds 15 to 25 kt. Seas becoming 5 to 8 ft. 
.FRI NIGHT...N winds diminishing to 5 to 15 kt. Seas 4 to 8 ft. 
.SAT...NE winds less than 10 kt. Seas 4 to 7 ft. 
.SAT NIGHT...NE winds 5 to 15 kt, increasing to 10 to 20 kt.
Seas 3 to 5 ft. 
.SUN...N to NE winds 15 to 25 kt. Seas building to 5 to 9 ft. 
.SUN NIGHT...N winds 20 to 30 kt. Seas building to 7 to 13 ft. 
.MON...N winds 15 to 25 kt. Seas 7 to 12 ft. 
.MON NIGHT...N winds 10 to 20 kt, diminishing to 5 to 15 kt.
Seas 6 to 10 ft. 
.TUE...NE winds 5 to 15 kt, diminishing to less than 10 kt. Seas
4 to 7 ft. 
.TUE NIGHT...NE winds 5 to 10 kt, becoming E. Seas becoming 3 to
5 ft.



  • Below is a map of the Array Offshore Waters Forecast. Clicking on a zone will display the forecast for that area.
ANZ800 ANZ805 ANZ810 ANZ815 ANZ820 ANZ825 ANZ828 ANZ830 ANZ833 ANZ835 ANZ900 ANZ905 ANZ910 ANZ915 ANZ920 ANZ925 ANZ930 ANZ935 Atlantic ANZ935: Cape Fear to 31N east of 1000 FM to 250 NM offshore zone map