OPC Atlantic Offshore Waters Forecast Areas
ANZ800: Gulf of Maine to the Hague Line
Updated: 1047 PM EDT Tue May 20 2025 ...GALE WARNING... .TONIGHT...NE winds 15 to 25 kt. Seas 4 to 7 ft. Isolated showers. .WED...NE winds 10 to 20 kt, becoming E. Seas 3 to 6 ft. Isolated showers. .WED NIGHT...E winds 5 to 15 kt, increasing to 15 to 25 kt. Seas 3 to 6 ft. .THU...E winds 20 to 30 kt, increasing to 25 to 35 kt. Seas 8 to 13 ft. Chance of rain. .THU NIGHT...E winds 30 to 40 kt. Seas 10 to 18 ft. .FRI...E to SE winds 15 to 25 kt, becoming W to SW 10 to 20 kt. Seas 8 to 13 ft. .FRI NIGHT...W winds 5 to 15 kt. Seas 5 to 9 ft. .SAT...W to SW winds 5 to 15 kt, becoming W 5 to 10 kt. Seas 4 to 6 ft. .SAT NIGHT...W winds 5 to 10 kt, becoming NW 10 to 15 kt. Seas 3 to 5 ft. .SUN...NW winds 10 to 15 kt, becoming W. Seas 3 to 5 ft. .SUN NIGHT...W winds 10 to 15 kt, becoming NW. Seas 3 to 5 ft.
ANZ805: Georges Bank between Cape Cod and 68W north of 1000 FM
Updated: 1047 PM EDT Tue May 20 2025 ...GALE WARNING... .TONIGHT...NE winds 10 to 20 kt. Seas 5 to 7 ft. Isolated showers. .WED...NE winds 10 to 15 kt, becoming E 10 to 20 kt. Seas 4 to 6 ft. Isolated showers. .WED NIGHT...E winds 15 to 25 kt. Seas 4 to 7 ft. .THU...E winds 25 to 30 kt, becoming 25 to 35 kt. Seas 8 to 14 ft. Chance of rain, then scattered showers and tstms. .THU NIGHT...E winds 30 to 40 kt, becoming SW 20 to 30 kt. Seas 11 to 18 ft. .FRI...W to SW winds 15 to 25 kt, becoming W 5 to 15 kt. Seas 7 to 13 ft. .FRI NIGHT...W winds 5 to 10 kt, becoming W to SW 5 to 15 kt. Seas 5 to 8 ft. .SAT...W to SW winds 10 to 15 kt, becoming 10 to 20 kt. Seas 4 to 6 ft. .SAT NIGHT...W winds 10 to 20 kt, becoming 10 to 15 kt. Seas 4 to 7 ft. .SUN...W to NW winds 10 to 20 kt. Seas 3 to 6 ft. .SUN NIGHT...W winds 10 to 15 kt. Seas 3 to 5 ft.
ANZ810: South of New England between the Great South Channel and Montauk Point to 1000 FM
Updated: 1047 PM EDT Tue May 20 2025 ...GALE WARNING... .TONIGHT...NE winds 15 to 20 kt, diminishing to 10 to 15 kt. Seas 3 to 6 ft. .WED...NE winds 10 to 20 kt, becoming E. Seas 3 to 6 ft. Isolated showers. .WED NIGHT...E winds 20 to 30 kt. Seas 5 to 9 ft. Chance of rain. .THU...E winds 25 to 35 kt. Seas 8 to 14 ft. Scattered showers and tstms. .THU NIGHT...W to SW winds 20 to 30 kt. Seas 7 to 12 ft. .FRI...W winds 15 to 20 kt, diminishing to 5 to 15 kt. Seas 6 to 10 ft. .FRI NIGHT...W winds 5 to 15 kt. Seas 4 to 6 ft. .SAT...W winds 10 to 20 kt. Seas 4 to 7 ft. .SAT NIGHT...W to NW winds 10 to 20 kt. Seas 4 to 7 ft. .SUN...W winds 10 to 20 kt, becoming 10 to 15 kt. Seas 3 to 6 ft. .SUN NIGHT...W winds 10 to 15 kt. Seas 3 to 5 ft.
ANZ815: South of Long Island between Montauk Point and Sandy Hook to 1000 FM
Updated: 1047 PM EDT Tue May 20 2025 ...GALE WARNING... .TONIGHT...E to NE winds 5 to 15 kt. Seas 3 to 5 ft. .WED...E winds 15 to 25 kt. Seas 3 to 6 ft. Chance of rain. .WED NIGHT...E winds 20 to 30 kt. Seas 5 to 9 ft. Chance of rain. .THU...E winds 25 to 35 kt, diminishing to 20 to 30 kt. Seas 7 to 13 ft. Scattered showers and tstms. .THU NIGHT...W to NW winds 20 to 30 kt. Seas 7 to 12 ft. .FRI...W winds 10 to 20 kt, diminishing to 5 to 15 kt. Seas 4 to 8 ft. .FRI NIGHT...W winds 5 to 15 kt. Seas 4 to 5 ft. .SAT...W winds 15 to 25 kt. Seas 4 to 7 ft. .SAT NIGHT...NW winds 10 to 20 kt. Seas 3 to 6 ft. .SUN...W winds 10 to 20 kt, becoming 10 to 15 kt. Seas 3 to 5 ft. .SUN NIGHT...W to SW winds 10 to 15 kt. Seas 3 to 4 ft.
ANZ820: Hudson Canyon to Baltimore Canyon to 1000 FM
Updated: 1048 PM EDT Tue May 20 2025 .TONIGHT...E to SE winds less than 10 kt, becoming E. Seas 3 to 4 ft. .WED...E winds 15 to 25 kt. Seas 3 to 6 ft. Scattered showers and tstms, then rain. .WED NIGHT...E winds 20 to 30 kt. Seas 5 to 9 ft. Scattered showers and tstms, then chance of rain. .THU...E to SE winds 20 to 30 kt, becoming N to NW. Seas 6 to 11 ft. Scattered showers and tstms. .THU NIGHT...NW winds 15 to 25 kt, becoming W to NW 5 to 15 kt. Seas 6 to 10 ft. .FRI...W winds 5 to 15 kt. Seas 4 to 6 ft. .FRI NIGHT...W winds 5 to 15 kt, increasing to 10 to 20 kt. Seas 3 to 5 ft. .SAT...W winds 10 to 20 kt. Seas 3 to 6 ft. .SAT NIGHT...NW winds 10 to 20 kt. Seas 3 to 5 ft. .SUN...W to NW winds 10 to 15 kt. Seas 3 to 5 ft. .SUN NIGHT...SW winds 10 to 15 kt, becoming W. Seas 3 to 4 ft.
ANZ900: Georges Bank between 68W and the Hague Line
Updated: 1047 PM EDT Tue May 20 2025 ...GALE WARNING... .TONIGHT...NE winds 15 to 25 kt. Seas 5 to 8 ft. Isolated showers. .WED...E to NE winds 10 to 20 kt. Seas 5 to 7 ft. Isolated showers. .WED NIGHT...E winds 15 to 25 kt. Seas 4 to 7 ft. .THU...E winds 20 to 30 kt, increasing to 25 to 35 kt. Seas 7 to 12 ft. Chance of rain. .THU NIGHT...E winds 30 to 40 kt, becoming S to SW 15 to 25 kt. Seas 10 to 17 ft. .FRI...SW winds 15 to 25 kt, becoming W 10 to 20 kt. Seas 7 to 12 ft. .FRI NIGHT...W to NW winds 5 to 15 kt, becoming W 5 to 10 kt. Seas 6 to 8 ft. .SAT...W to SW winds 10 to 15 kt. Seas 5 to 6 ft. .SAT NIGHT...W to SW winds 10 to 20 kt. Seas 5 to 7 ft. .SUN...W winds 15 to 20 kt. Seas 5 to 6 ft. .SUN NIGHT...W winds 15 to 20 kt. Seas 4 to 6 ft.
ANZ825: Baltimore Canyon to Cape Charles Light to 100 NM offshore
Updated: 1048 PM EDT Tue May 20 2025 .TONIGHT...E winds 5 to 10 kt, increasing to 10 to 15 kt. Seas 3 to 4 ft. .WED...E to SE winds 15 to 25 kt. Seas 4 to 7 ft. Scattered showers and tstms. .WED NIGHT...E winds 20 to 30 kt, becoming W 10 to 20 kt. Seas 5 to 8 ft. Scattered showers and tstms with vsby 1 nm or less. .THU...W winds 15 to 25 kt. Seas 4 to 7 ft. Chance of showers and tstms. .THU NIGHT...NW winds 5 to 15 kt, becoming 5 to 10 kt. Seas 4 to 7 ft. .FRI...NW winds 5 to 15 kt, becoming W to NW 5 to 10 kt. Seas 4 to 5 ft. .FRI NIGHT...W to NW winds 10 to 15 kt, becoming NW 10 to 20 kt. Seas 4 to 5 ft. .SAT...NW winds 10 to 20 kt. Seas 3 to 6 ft. .SAT NIGHT...NW winds 10 to 20 kt. Seas 3 to 6 ft. .SUN...NW winds 5 to 15 kt, becoming W 10 to 15 kt. Seas 3 to 4 ft. .SUN NIGHT...SW winds 5 to 15 kt. Seas 3 to 4 ft.
ANZ828: Cape Charles Light to Currituck Beach Light to 100 NM offshore
Updated: 1048 PM EDT Tue May 20 2025 .TONIGHT...E to NE winds 10 to 15 kt. Seas 3 to 5 ft. Scattered tstms. .WED...S to SE winds 15 to 25 kt. Seas 4 to 7 ft. Scattered showers and tstms. .WED NIGHT...SW winds 5 to 15 kt, becoming W 10 to 20 kt. Seas 4 to 6 ft. Scattered showers and tstms. .THU...W winds 15 to 25 kt. Seas 4 to 7 ft. Chance of tstms. .THU NIGHT...W winds 15 to 25 kt, becoming W to NW 5 to 15 kt. Seas 4 to 7 ft. .FRI...W to NW winds 10 to 20 kt, becoming 10 to 15 kt. Seas 4 to 7 ft. .FRI NIGHT...NW winds 10 to 15 kt, becoming 10 to 20 kt. Seas 3 to 6 ft. .SAT...NW winds 10 to 20 kt. Seas 3 to 6 ft. .SAT NIGHT...NW winds 10 to 20 kt, diminishing to 5 to 15 kt. Seas 3 to 6 ft. .SUN...NW winds 10 to 15 kt, becoming W. Seas 3 to 4 ft. .SUN NIGHT...S to SW winds 10 to 15 kt. Seas 3 to 4 ft.
ANZ830: Currituck Beach Light to Cape Hatteras to 100 NM offshore
Updated: 1048 PM EDT Tue May 20 2025 .TONIGHT...E to NE winds 10 to 15 kt. Seas 3 to 4 ft. Scattered tstms. .WED...SE winds 15 to 25 kt, becoming S to SW. Seas 4 to 6 ft. Scattered showers and tstms. .WED NIGHT...SW winds 15 to 25 kt, becoming W to NW. Seas 4 to 7 ft. Scattered showers and tstms. .THU...W to NW winds 15 to 25 kt. Seas 4 to 7 ft. Chance of tstms. .THU NIGHT...W winds 10 to 20 kt. Seas 4 to 7 ft. .FRI...W winds 15 to 25 kt. Seas 4 to 7 ft. .FRI NIGHT...NW winds 10 to 20 kt, becoming 10 to 15 kt. Seas 3 to 6 ft. .SAT...NW winds 10 to 15 kt. Seas 3 to 6 ft. .SAT NIGHT...N to NW winds 5 to 15 kt. Seas 3 to 6 ft. .SUN...NW winds 10 to 15 kt, becoming W. Seas 3 to 4 ft. .SUN NIGHT...SW winds 10 to 15 kt. Seas 3 to 4 ft.
ANZ833: Cape Hatteras to Cape Fear to 100 NM Offshore.
Updated: 1048 PM EDT Tue May 20 2025 .TONIGHT...E to SE winds 10 to 15 kt, becoming S to SE 5 to 15 kt. Seas 3 to 4 ft. Scattered showers and tstms. .WED...S winds 10 to 20 kt, becoming SW 15 to 25 kt. Seas 3 to 6 ft. Scattered showers and tstms. .WED NIGHT...SW winds 15 to 25 kt, becoming W to NW. Seas 4 to 7 ft. Scattered showers and tstms. .THU...W to NW winds 15 to 25 kt. Seas 4 to 7 ft. .THU NIGHT...SW winds 15 to 25 kt, becoming W 10 to 20 kt. Seas 4 to 7 ft. .FRI...W winds 10 to 20 kt. Seas 3 to 6 ft. .FRI NIGHT...W to NW winds 10 to 20 kt. Seas 3 to 6 ft. .SAT...N to NW winds 10 to 15 kt. Seas 3 to 5 ft. .SAT NIGHT...NW winds 5 to 15 kt, diminishing to less than 10 kt. Seas 3 to 5 ft. .SUN...W winds 10 to 15 kt, becoming SW. Seas 3 to 4 ft. .SUN NIGHT...SW winds 10 to 15 kt, increasing to 15 to 20 kt. Seas 3 to 4 ft.
ANZ835: Cape Fear to 31N to 1000 FM
Updated: 1048 PM EDT Tue May 20 2025 .TONIGHT...S winds 10 to 20 kt, becoming SW 15 to 25 kt. Seas 3 to 5 ft. Isolated showers and tstms. .WED...W to SW winds 15 to 25 kt. Seas 3 to 6 ft. Scattered showers and tstms. .WED NIGHT...SW winds 15 to 25 kt, becoming W to NW. Seas 4 to 7 ft. .THU...NW winds 10 to 20 kt, becoming W to SW. Seas 3 to 6 ft. .THU NIGHT...SW winds 10 to 20 kt, becoming W. Seas 3 to 6 ft. .FRI...W to NW winds 10 to 15 kt, becoming W 10 to 20 kt. Seas 3 to 6 ft. .FRI NIGHT...W winds 5 to 15 kt, becoming N to NW. Seas 3 to 6 ft. .SAT...N to NW winds 5 to 15 kt. Seas 3 to 5 ft. .SAT NIGHT...N to NW winds 5 to 15 kt, becoming variable. Seas 3 to 4 ft. .SUN...S to SE winds 5 to 10 kt, becoming S 10 to 15 kt. Seas 3 to 4 ft. .SUN NIGHT...S winds 10 to 15 kt, becoming 10 to 20 kt. Seas 3 to 4 ft.
ANZ905: East of 69W to the Hague Line between 1000 FM and 39N
Updated: 1048 PM EDT Tue May 20 2025 ...GALE WARNING... .TONIGHT...N to NE winds 20 to 30 kt. Seas 6 to 10 ft. Isolated showers. .WED...N to NE winds 10 to 20 kt. Seas 5 to 9 ft. Isolated showers. .WED NIGHT...E winds 15 to 25 kt. Seas 6 to 7 ft. .THU...E winds 20 to 30 kt, becoming SE 25 to 35 kt. Seas 7 to 12 ft. Scattered showers and tstms. .THU NIGHT...SE winds 25 to 35 kt, becoming SW 20 to 30 kt. Seas 9 to 15 ft. .FRI...SW winds 20 to 30 kt. Seas 6 to 10 ft. .FRI NIGHT...W to SW winds 15 to 25 kt, becoming W to NW 5 to 15 kt. Seas 6 to 10 ft. .SAT...W winds 10 to 15 kt, increasing to 15 to 20 kt. Seas 6 to 7 ft. .SAT NIGHT...W winds 15 to 20 kt. Seas 6 to 8 ft. .SUN...W winds 15 to 20 kt. Seas 5 to 8 ft. .SUN NIGHT...W winds 15 to 20 kt. Seas 4 to 8 ft.
ANZ910: East of 69W and south of 39N to 250 NM offshore
Updated: 1048 PM EDT Tue May 20 2025 .TONIGHT...N winds 15 to 25 kt. Seas 5 to 9 ft. .WED...N to NE winds 10 to 20 kt, becoming NE 5 to 15 kt. Seas 5 to 9 ft. .WED NIGHT...E to SE winds 15 to 25 kt. Seas 5 to 7 ft. Chance of rain. .THU...SE winds 20 to 30 kt. Seas 6 to 10 ft. Scattered showers and tstms. .THU NIGHT...W to SW winds 15 to 25 kt. Seas 6 to 10 ft. .FRI...SW winds 15 to 25 kt. Seas 6 to 9 ft. .FRI NIGHT...W to NW winds 10 to 20 kt. Seas 6 to 9 ft. .SAT...W winds 10 to 15 kt, increasing to 15 to 25 kt. Seas 5 to 7 ft. .SAT NIGHT...W winds 15 to 20 kt. Seas 6 to 8 ft. .SUN...W winds 15 to 20 kt. Seas 6 to 8 ft. .SUN NIGHT...W winds 15 to 20 kt. Seas 5 to 8 ft.
ANZ915: Between 1000FM and 38.5 N west of 69 W
Updated: 1048 PM EDT Tue May 20 2025 .TONIGHT...N to NE winds 10 to 20 kt, diminishing to 5 to 15 kt. Seas 4 to 7 ft. .WED...E to NE winds 10 to 15 kt, becoming E 10 to 20 kt. Seas 3 to 6 ft. Chance of rain. .WED NIGHT...E winds 20 to 30 kt. Seas 5 to 9 ft. Chance of rain. .THU...E to SE winds 20 to 30 kt, becoming SW. Seas 7 to 11 ft. Scattered showers and tstms. .THU NIGHT...W winds 20 to 30 kt. Seas 6 to 11 ft. .FRI...W winds 10 to 20 kt, becoming W to NW 5 to 10 kt. Seas 6 to 10 ft. .FRI NIGHT...W winds 5 to 15 kt, increasing to 10 to 20 kt. Seas 5 to 7 ft. .SAT...W winds 15 to 25 kt. Seas 6 to 7 ft. .SAT NIGHT...W to NW winds 15 to 25 kt. Seas 5 to 8 ft. .SUN...W to NW winds 15 to 20 kt. Seas 3 to 6 ft. .SUN NIGHT...W winds 10 to 15 kt. Seas 3 to 6 ft.
ANZ920: Baltimore Canyon to 69W east of 1000 FM and south of 38.5N to 250 NM offshore
Updated: 1048 PM EDT Tue May 20 2025 .TONIGHT...N to NE winds 10 to 20 kt, becoming N 5 to 15 kt. Seas 4 to 7 ft. .WED...E to NE winds 5 to 15 kt, becoming E 15 to 25 kt. Seas 3 to 6 ft. Chance of rain. .WED NIGHT...E winds 15 to 25 kt, becoming SE. Seas 4 to 8 ft. Scattered showers and tstms. .THU...S to SE winds 15 to 25 kt, becoming W 20 to 30 kt. Seas 6 to 9 ft. Scattered showers and tstms. .THU NIGHT...W winds 15 to 25 kt. Seas 6 to 9 ft. .FRI...W to SW winds 15 to 25 kt. Seas 5 to 9 ft. .FRI NIGHT...W to NW winds 10 to 20 kt. Seas 5 to 9 ft. .SAT...W winds 15 to 25 kt. Seas 5 to 7 ft. .SAT NIGHT...W to NW winds 15 to 25 kt. Seas 5 to 8 ft. .SUN...W to NW winds 15 to 20 kt. Seas 4 to 7 ft. .SUN NIGHT...W winds 15 to 20 kt, diminishing to 10 to 15 kt. Seas 3 to 6 ft.
ANZ925: Baltimore Canyon to Hatteras Canyon between 100 NM and 250 NM offshore
Updated: 1048 PM EDT Tue May 20 2025 .TONIGHT...N to NE winds 5 to 15 kt, becoming E to NE. Seas 3 to 6 ft. .WED...E to SE winds 10 to 20 kt, becoming SE 20 to 30 kt. Seas 4 to 7 ft. Scattered showers and tstms. .WED NIGHT...SE winds 15 to 25 kt. Seas 4 to 8 ft. Scattered showers and tstms with vsby 1 nm or less. .THU...W winds 20 to 30 kt. Seas 5 to 8 ft. Scattered showers and tstms. .THU NIGHT...W to SW winds 15 to 25 kt. Seas 5 to 8 ft. .FRI...W to SW winds 15 to 25 kt. Seas 5 to 9 ft. .FRI NIGHT...W to NW winds 10 to 20 kt. Seas 4 to 8 ft. .SAT...W to NW winds 10 to 20 kt. Seas 5 to 6 ft. .SAT NIGHT...NW winds 10 to 20 kt. Seas 4 to 7 ft. .SUN...W to NW winds 10 to 20 kt. Seas 3 to 6 ft. .SUN NIGHT...W winds 10 to 20 kt, becoming W to SW 10 to 15 kt. Seas 3 to 5 ft.
ANZ930: Hatteras Canyon to Cape Fear between 100 NM and 250 NM offshore
Updated: 1048 PM EDT Tue May 20 2025 .TONIGHT...NE winds 5 to 10 kt, becoming E 5 to 15 kt. Seas 3 to 5 ft. Isolated showers and tstms. .WED...S to SE winds 10 to 20 kt, becoming S to SW 15 to 25 kt. Seas 4 to 6 ft. Scattered showers and tstms. .WED NIGHT...W to SW winds 15 to 25 kt. Seas 5 to 7 ft. Scattered showers and tstms. .THU...W winds 15 to 25 kt. Seas 5 to 7 ft. Scattered showers. .THU NIGHT...W to SW winds 15 to 25 kt. Seas 5 to 7 ft. .FRI...W to SW winds 15 to 25 kt. Seas 5 to 7 ft. .FRI NIGHT...W winds 10 to 20 kt, becoming W to NW 5 to 15 kt. Seas 5 to 7 ft. .SAT...W to NW winds 5 to 15 kt. Seas 4 to 6 ft. .SAT NIGHT...NW winds 10 to 20 kt, becoming N to NW 5 to 15 kt. Seas 4 to 6 ft. .SUN...W winds 5 to 15 kt. Seas 3 to 5 ft. .SUN NIGHT...SW winds 10 to 15 kt. Seas 3 to 4 ft.
ANZ935: Cape Fear to 31N east of 1000 FM to 250 NM offshore
Updated: 1048 PM EDT Tue May 20 2025 .TONIGHT...W to SW winds 5 to 15 kt, becoming SW 10 to 20 kt. Seas 3 to 4 ft. Isolated showers and tstms with vsby 1 nm or less. .WED...SW winds 15 to 25 kt. Seas 3 to 6 ft. Isolated showers and tstms. .WED NIGHT...W to SW winds 15 to 25 kt. Seas 5 to 7 ft. .THU...W to NW winds 10 to 20 kt, becoming W 5 to 15 kt. Seas 4 to 6 ft. .THU NIGHT...W to SW winds 10 to 20 kt. Seas 4 to 6 ft. .FRI...W winds 10 to 15 kt, becoming 10 to 20 kt. Seas 4 to 6 ft. .FRI NIGHT...W winds 5 to 15 kt, becoming W to NW 5 to 10 kt. Seas 4 to 6 ft. .SAT...W to NW winds 5 to 15 kt. Seas 3 to 5 ft. .SAT NIGHT...N winds 10 to 15 kt, diminishing to 5 to 10 kt. Seas 3 to 5 ft. .SUN...E to SE winds 5 to 10 kt, becoming S to SW 5 to 15 kt. Seas 3 to 4 ft. .SUN NIGHT...S to SW winds 5 to 15 kt, becoming S 10 to 20 kt. Seas 3 to 4 ft.
- Below is a map of the Atlantic Offshore Waters Forecast areas. Clicking on a zone will display the forecast for that area.
