Offshore Waters
— Atlantic - West Central
Office:
KWBC
Issued:
Jul 18, 2026 at 4:20 AM EDT
OFF
000 FZNT22 KWBC 180820 OFFNT2 Offshore Waters Forecast NWS Ocean Prediction Center Washington DC 420 AM EDT Sat Jul 18 2026 West central North Atlantic continental shelf and slope waters beyond 60 nm to 250 nm offshore, including south of Georges Bank from 1000 fm to 250 nm offshore. 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. ANZ899-182000- 420 AM EDT Sat Jul 18 2026 .SYNOPSIS FOR MID ATLC WATERS...High pressure anchored SE of Bermuda will keep a ridge across the southern waters today into Tue night, with the ridge weakening and drifting S late Tue night into Wed night. A stationary front over the central and N waters early this morning will lift N as a warm front later this morning, and pass N of the area this afternoon. A cold front will approach from the W and NW this evening, and move into the N waters late tonight into Sun. The front will stall over the central waters Sun night into early Mon, lift N as a warm front late Mon into Mon night, and pass N of the area by later Mon night or early Tue. Another cold front will approach from the W and NW Tue night. The cold front will slowly move E and SE into the waters Wed and Wed night. $$ ANZ820-182000- Hudson Canyon to Baltimore Canyon to 1000 FM- 420 AM EDT Sat Jul 18 2026 .TODAY...S winds 5 to 10 kt, increasing to 10 to 20 kt. Seas 2 to 4 ft, becoming 3 to 5 ft. Patchy smoke. Scattered showers and tstms. .TONIGHT...W to SW winds 15 to 25 kt. Seas 5 to 7 ft. Tstms and scattered showers. .SUN...W to NW winds 15 to 20 kt, becoming N to NW 5 to 15 kt. Seas 4 to 7 ft. Scattered showers and tstms. .SUN NIGHT...S to SW winds 5 to 10 kt, becoming variable. Seas 3 to 5 ft. .MON...E to NE winds 5 to 10 kt, becoming S to SE. Seas 3 to 4 ft. .MON NIGHT...SE winds 5 to 10 kt. Seas 3 to 4 ft. .TUE...SE winds 10 to 15 kt, becoming S to SE 15 to 20 kt. Seas 3 to 5 ft. .TUE NIGHT...S to SW winds 20 to 30 kt. Seas 6 to 10 ft. .WED...SW winds 20 to 25 kt. Seas 8 to 11 ft. .WED NIGHT...SW winds 15 to 25 kt. Seas 7 to 10 ft. $$ ANZ915-182000- Between 1000FM and 38.5 N west of 69 W- 420 AM EDT Sat Jul 18 2026 ...GALE FORCE WINDS POSSIBLE TUE NIGHT... .TODAY...S winds less than 10 kt, increasing to 10 to 15 kt. Seas 2 to 4 ft. Patchy smoke. .TONIGHT...S to SW winds 15 to 25 kt, becoming W to SW 20 to 30 kt. Seas 4 to 8 ft. Patchy smoke. Tstms and scattered showers. .SUN...W to SW winds 15 to 25 kt, becoming W to NW 10 to 20 kt. Seas 4 to 8 ft. Scattered showers and tstms. .SUN NIGHT...N to NW winds 5 to 10 kt, becoming variable. Seas 4 to 7 ft. .MON...Variable winds less than 10 kt, becoming E to SE. Seas 3 to 5 ft. .MON NIGHT...SE winds 5 to 10 kt, becoming 5 to 15 kt. Seas 3 to 4 ft. .TUE...SE winds 10 to 15 kt, becoming S to SE 10 to 20 kt. Seas 3 to 5 ft. .TUE NIGHT...S to SW winds 20 to 30 kt, increasing to 25 to 35 kt. Seas 4 to 7 ft, building to 8 to 12 ft. .WED...SW winds 25 to 35 kt. Seas 8 to 14 ft. .WED NIGHT...S to SW winds 20 to 30 kt. Seas 7 to 13 ft. $$ ANZ920-182000- Baltimore Canyon to 69W east of 1000 FM and south of 38.5N to 250 NM offshore- 420 AM EDT Sat Jul 18 2026 ...GALE FORCE WINDS POSSIBLE TUE NIGHT... .TODAY...Variable winds less than 10 kt, becoming S 5 to 15 kt, then, becoming SW 10 to 20 kt. Seas 3 to 4 ft. Chance of showers and tstms. Patchy smoke. .TONIGHT...SW winds 20 to 30 kt. Seas building to 5 to 8 ft. Scattered showers and tstms. .SUN...W to SW winds 20 to 30 kt, becoming W to NW 15 to 25 kt. Seas 6 to 10 ft. Scattered showers and tstms. .SUN NIGHT...W to NW winds 10 to 20 kt, becoming N 5 to 10 kt. Seas 5 to 9 ft. Scattered showers and tstms. .MON...NE winds 5 to 10 kt, becoming E. Seas 3 to 6 ft. .MON NIGHT...E winds less than 10 kt, becoming E to SE. Seas 3 to 5 ft. .TUE...SE winds 5 to 15 kt, becoming S to SW 15 to 25 kt. Seas 3 to 6 ft. .TUE NIGHT...SW winds 20 to 30 kt, becoming S to SW 25 to 35 kt. Seas building to 7 to 12 ft. .WED...S to SW winds 25 to 35 kt. Seas 8 to 14 ft. .WED NIGHT...S winds 20 to 30 kt, becoming S to SW 25 to 35 kt. Seas 7 to 13 ft. $$ ANZ905-182000- East of 69W to the Hague Line between 1000 FM and 39N- 420 AM EDT Sat Jul 18 2026 ...GALE WARNING... .TODAY...Variable winds less than 10 kt, becoming S, then, increasing to 5 to 15 kt. Seas 2 to 4 ft. Patchy smoke. .TONIGHT...S winds 15 to 25 kt, becoming SW 20 to 30 kt. Seas building to 4 to 8 ft. Patchy smoke. Scattered showers and tstms. .SUN...W to SW winds 25 to 35 kt, diminishing to 20 to 30 kt. Seas 7 to 13 ft. Scattered showers and tstms. .SUN NIGHT...N winds 5 to 15 kt, becoming N to NW. Seas 5 to 9 ft. .MON...N to NE winds less than 10 kt, becoming E. Seas 4 to 7 ft. .MON NIGHT...E to SE winds 5 to 15 kt. Seas 3 to 5 ft. .TUE...SE winds 10 to 20 kt. Seas 3 to 5 ft. .TUE NIGHT...S to SW winds increasing to 20 to 30 kt. Seas building to 7 to 11 ft. .WED...S winds 25 to 35 kt. Seas 8 to 14 ft. .WED NIGHT...S winds 25 to 30 kt, becoming 25 to 35 kt. Seas 10 to 14 ft. $$ ANZ910-182000- East of 69W and south of 39N to 250 NM offshore- 420 AM EDT Sat Jul 18 2026 ...GALE WARNING... .TODAY...Variable winds less than 10 kt, becoming S to SW 10 to 20 kt. Seas 2 to 4 ft. Patchy smoke. Slight chance of showers and tstms. .TONIGHT...SW winds 10 to 20 kt, increasing to 20 to 30 kt. Seas 3 to 4 ft, building to 4 to 8 ft. Scattered showers and tstms. .SUN...W to SW winds 25 to 35 kt, becoming W 20 to 30 kt. Seas building to 7 to 13 ft. Scattered showers and tstms. .SUN NIGHT...W winds 20 to 30 kt, becoming N to NE 5 to 10 kt. Seas 6 to 10 ft. Scattered showers and tstms. .MON...NE winds 5 to 15 kt, becoming E. Seas 4 to 6 ft. .MON NIGHT...E winds 5 to 15 kt. Seas 4 to 5 ft. .TUE...SE winds 10 to 15 kt, becoming S to SW 15 to 25 kt. Seas 4 to 6 ft. .TUE NIGHT...SW winds 15 to 25 kt, becoming S 25 to 30 kt. Seas building to 6 to 10 ft. .WED...S winds 25 to 35 kt. Seas 8 to 14 ft. .WED NIGHT...S winds 25 to 30 kt, becoming 25 to 35 kt. Seas 8 to 13 ft. $$ ANZ825-182000- Baltimore Canyon to Cape Charles Light to 100 NM offshore- 420 AM EDT Sat Jul 18 2026 .TODAY...SE winds 5 to 10 kt, becoming S 10 to 15 kt, then, becoming S to SW 15 to 20 kt. Seas 3 to 5 ft. Patchy smoke early. Scattered showers and tstms. .TONIGHT...S to SW winds 20 to 25 kt. Seas 5 to 7 ft. Scattered showers and tstms. .SUN...W winds 10 to 20 kt, diminishing to 5 to 15 kt. Seas 4 to 6 ft. Scattered showers and tstms. .SUN NIGHT...E to NE winds less than 10 kt. Seas 3 to 4 ft. Chance of showers and tstms. .MON...E winds 5 to 10 kt. Seas 3 to 4 ft. .MON NIGHT...E winds 5 to 10 kt, becoming E to SE 10 to 15 kt. Seas 3 to 4 ft. .TUE...SE winds 10 to 15 kt, becoming S 15 to 25 kt. Seas 3 to 6 ft. .TUE NIGHT...S to SW winds 20 to 30 kt. Seas building to 6 to 10 ft. .WED...SW winds 20 to 30 kt. Seas 7 to 11 ft. .WED NIGHT...SW winds 20 to 30 kt, diminishing to 15 to 20 kt. Seas 5 to 9 ft. $$ ANZ828-182000- Cape Charles Light to Currituck Beach Light to 100 NM offshore- 420 AM EDT Sat Jul 18 2026 .TODAY...SW winds 5 to 10 kt, increasing to 15 to 20 kt. Seas 2 to 4 ft. .TONIGHT...SW winds increasing to 20 to 30 kt. Seas building to 4 to 8 ft. Scattered showers and tstms. .SUN...W to SW winds 15 to 25 kt. Seas 4 to 8 ft. Tstms and scattered showers. .SUN NIGHT...W to SW winds 15 to 25 kt, becoming W 5 to 15 kt. Seas 4 to 7 ft. Tstms and scattered showers. .MON...E winds 5 to 10 kt, increasing to 10 to 15 kt. Seas 3 to 5 ft. .MON NIGHT...E to SE winds 10 to 15 kt, becoming W to SW 10 to 20 kt. Seas 3 to 5 ft. .TUE...SW winds 10 to 15 kt, becoming S to SW 20 to 25 kt. Seas 3 to 6 ft. .TUE NIGHT...SW winds 20 to 30 kt. Seas building to 6 to 9 ft. .WED...SW winds 25 to 30 kt. Seas 7 to 10 ft. .WED NIGHT...SW winds 20 to 30 kt. Seas 6 to 10 ft. $$ ANZ925-182000- Baltimore Canyon to Hatteras Canyon between 100 NM and 250 NM offshore- 420 AM EDT Sat Jul 18 2026 ...GALE FORCE WINDS POSSIBLE TUE NIGHT... .TODAY...SW winds less than 10 kt, increasing to 10 to 20 kt. Seas 2 to 4 ft. Patchy smoke early. Isolated showers and tstms. .TONIGHT...SW winds 20 to 30 kt. Seas building to 5 to 8 ft. Scattered tstms. .SUN...W to SW winds 15 to 25 kt. Seas 6 to 10 ft. Tstms and scattered showers. .SUN NIGHT...W to SW winds 20 to 30 kt, diminishing to 10 to 20 kt. Seas 5 to 9 ft. Showers and tstms. .MON...W to SW winds 20 to 30 kt. Seas 4 to 7 ft. .MON NIGHT...SW winds 15 to 25 kt. Seas 3 to 5 ft. .TUE...SW winds 15 to 25 kt. Seas 3 to 6 ft. .TUE NIGHT...SW winds 20 to 30 kt, becoming S to SW 25 to 35 kt. Seas building to 7 to 12 ft. .WED...SW winds 25 to 35 kt, becoming S 20 to 30 kt. Seas 7 to 12 ft. .WED NIGHT...S winds 20 to 30 kt. Seas 6 to 11 ft. $$ ANZ830-182000- Currituck Beach Light to Cape Hatteras to 100 NM offshore- 420 AM EDT Sat Jul 18 2026 .TODAY...SW winds 5 to 10 kt, becoming S 10 to 15 kt, then, becoming SW 15 to 20 kt. Seas 2 to 4 ft. Scattered showers and tstms. .TONIGHT...SW winds 20 to 30 kt. Seas building to 4 to 8 ft. Isolated showers and tstms. .SUN...SW winds 15 to 25 kt. Seas 6 to 8 ft. Tstms and scattered showers. .SUN NIGHT...W winds 15 to 25 kt. Seas 4 to 8 ft. Showers and tstms. .MON...W to SW winds 10 to 20 kt. Seas 4 to 6 ft. .MON NIGHT...W winds 15 to 20 kt, becoming SW. Seas 4 to 6 ft. .TUE...SW winds 15 to 25 kt. Seas 4 to 6 ft. .TUE NIGHT...SW winds 25 to 30 kt. Seas building to 6 to 9 ft. .WED...SW winds 25 to 30 kt. Seas 8 to 10 ft. .WED NIGHT...S to SW winds 25 to 30 kt. Seas 8 to 9 ft. $$ ANZ833-182000- Cape Hatteras to Cape Fear to 100 NM Offshore.- 420 AM EDT Sat Jul 18 2026 .TODAY...SW winds 5 to 10 kt, becoming S to SW 15 to 25 kt. Seas 3 to 5 ft. Scattered showers and tstms. .TONIGHT...SW winds 20 to 30 kt. Seas 4 to 8 ft. Chance of showers and tstms. .SUN...SW winds 20 to 25 kt. Seas 6 to 8 ft. Scattered showers and tstms. .SUN NIGHT...SW winds 15 to 25 kt. Seas 6 to 7 ft. Tstms and scattered showers. .MON...SW winds 15 to 25 kt. Seas 4 to 6 ft. .MON NIGHT...SW winds 15 to 20 kt. Seas 5 to 6 ft. .TUE...SW winds 15 to 25 kt. Seas 5 to 6 ft. .TUE NIGHT...S to SW winds 20 to 30 kt. Seas 6 to 8 ft. .WED...SW winds 20 to 30 kt. Seas 7 to 9 ft. .WED NIGHT...S to SW winds 20 to 30 kt. Seas 7 to 9 ft. $$ ANZ930-182000- Hatteras Canyon to Cape Fear between 100 NM and 250 NM offshore- 420 AM EDT Sat Jul 18 2026 .TODAY...W to SW winds 5 to 15 kt, becoming SW 10 to 20 kt. Seas 3 to 4 ft. Scattered showers and tstms. .TONIGHT...SW winds 15 to 25 kt. Seas building to 5 to 8 ft. Chance of showers and tstms. .SUN...SW winds 15 to 25 kt. Seas 4 to 8 ft. Scattered showers and tstms. .SUN NIGHT...SW winds 15 to 25 kt. Seas 5 to 8 ft. Scattered showers and tstms. .MON...SW winds 15 to 25 kt. Seas 4 to 7 ft. .MON NIGHT...SW winds 10 to 20 kt. Seas 4 to 5 ft. .TUE...W to SW winds 15 to 25 kt. Seas 4 to 6 ft. .TUE NIGHT...S to SW winds 20 to 30 kt. Seas 5 to 9 ft. .WED...S to SW winds 20 to 30 kt. Seas 6 to 10 ft. .WED NIGHT...S to SW winds 20 to 30 kt. Seas 6 to 10 ft. $$ ANZ835-182000- Cape Fear to 31N to 1000 FM- 420 AM EDT Sat Jul 18 2026 .TODAY...S to SW winds 10 to 15 kt, increasing to 15 to 25 kt. Seas 3 to 5 ft. Scattered showers and tstms. .TONIGHT...S to SW winds 20 to 30 kt. Seas 4 to 6 ft. Chance of showers and tstms. .SUN...SW winds 15 to 25 kt. Seas 4 to 7 ft. Isolated showers and tstms. .SUN NIGHT...SW winds 15 to 25 kt. Seas 4 to 6 ft. Chance of showers and tstms. .MON...SW winds 15 to 25 kt. Seas 4 to 6 ft. .MON NIGHT...S to SW winds 15 to 25 kt. Seas 4 to 5 ft. .TUE...SW winds 15 to 25 kt. Seas 4 to 6 ft. .TUE NIGHT...S to SW winds 20 to 30 kt. Seas 4 to 8 ft. .WED...SW winds 15 to 25 kt. Seas 4 to 8 ft. .WED NIGHT...S to SW winds 20 to 30 kt. Seas 4 to 8 ft. $$ ANZ935-182000- Cape Fear to 31N east of 1000 FM to 250 NM offshore- 420 AM EDT Sat Jul 18 2026 .TODAY...SW winds 5 to 15 kt, increasing to 10 to 20 kt. Seas 3 to 5 ft. Scattered showers and tstms. .TONIGHT...SW winds 15 to 25 kt. Seas 4 to 6 ft. Chance of showers and tstms. .SUN...SW winds 15 to 25 kt. Seas 4 to 7 ft. Isolated showers and tstms. .SUN NIGHT...SW winds 15 to 25 kt. Seas 4 to 6 ft. Chance of showers and tstms. .MON...SW winds 10 to 20 kt. Seas 4 to 6 ft. .MON NIGHT...S to SW winds 15 to 25 kt. Seas 4 to 5 ft. .TUE...SW winds 10 to 20 kt. Seas 4 to 6 ft. .TUE NIGHT...S winds 15 to 25 kt. Seas 4 to 8 ft. .WED...S to SW winds 15 to 25 kt. Seas 4 to 8 ft. .WED NIGHT...S winds 20 to 30 kt. Seas 4 to 8 ft. $$ .Forecaster Mills. Ocean Prediction Center.