FZNT21 KWBC 170822 OFFNT1 Offshore Waters Forecast NWS Ocean Prediction Center Washington DC 422 AM EDT Fri Apr 17 2026 New England continental shelf and slope waters from 60 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. Locally higher winds and seas can be expected in and near tstms. ANZ898-172000- 422 AM EDT Fri Apr 17 2026 .SYNOPSIS FOR NEW ENGLAND WATERS...A cold front will move S over the area today and tonight. A high pressure ridge will build S across the region tonight into Sat, then weaken Sat night. A warm front will lift N over the area Sat night into Sun. A strong cold front will move offshore Sun, then pass E of the waters Sun night. A secondary cold front will cross the area Mon, then pass E of the waters Mon night. Another ridge will build E into the region Mon night and Tue, then shift E of the waters Tue night as another cold front approaches from the W. $$ ANZ800-172000- Gulf of Maine to the Hague Line- 422 AM EDT Fri Apr 17 2026 .TODAY...SW winds 5 to 15 kt, becoming N to NW 5 to 10 kt, then, becoming NE 5 to 15 kt. Seas 3 to 5 ft. Chance of showers. Areas of fog with vsby 1 nm or less. .TONIGHT...NE winds 10 to 15 kt, becoming E 10 to 20 kt. Seas 4 to 5 ft. Chance of showers and tstms with vsby 1 nm or less. .SAT...E winds 15 to 20 kt. Seas 3 to 6 ft. Scattered showers and chance of tstms. .SAT NIGHT...E to SE winds 10 to 20 kt, becoming S 5 to 10 kt. Seas 4 to 6 ft. Scattered showers and chance of tstms. Areas of fog with vsby 1 nm or less. .SUN...S winds 10 to 15 kt, becoming 10 to 20 kt. Seas 4 to 5 ft. .SUN NIGHT...W to NW winds 15 to 25 kt. Seas 4 to 7 ft. .MON...W to NW winds 15 to 20 kt, becoming NW 10 to 15 kt. Seas 4 to 6 ft. .MON NIGHT...NW winds 10 to 20 kt, becoming N 15 to 20 kt. Seas 3 to 5 ft. .TUE...N to NW winds 10 to 20 kt, becoming NW 5 to 10 kt. Seas 3 to 5 ft. .TUE NIGHT...S to SW winds 15 to 25 kt. Seas 3 to 5 ft. $$ ANZ805-172000- Georges Bank between Cape Cod and 68W north of 1000 FM- 422 AM EDT Fri Apr 17 2026 .TODAY...SW winds 10 to 20 kt, becoming N to NE 5 to 15 kt. Seas 4 to 7 ft. Chance of showers. Areas of fog with vsby 1 NM or less. .TONIGHT...NE winds 5 to 15 kt, becoming E to NE 10 to 20 kt. Seas 4 to 6 ft. Scattered showers and chance of tstms with vsby 1 nm or less. .SAT...E to NE winds 10 to 20 kt, diminishing to 5 to 15 kt. Seas 4 to 6 ft. Scattered showers and chance of tstms with vsby 1 nm or less. .SAT NIGHT...E winds 5 to 15 kt, becoming SW 5 to 10 kt. Seas 3 to 6 ft. Scattered showers and chance of tstms. Areas of fog with vsby 1 nm or less. .SUN...S winds 10 to 15 kt, increasing to 15 to 20 kt. Seas 4 to 5 ft. .SUN NIGHT...NW winds 15 to 25 kt. Seas 5 to 7 ft. .MON...NW winds 15 to 20 kt. Seas 5 to 7 ft. .MON NIGHT...NW winds 10 to 15 kt, becoming N 10 to 20 kt. Seas 4 to 6 ft. .TUE...N to NW winds 10 to 15 kt. Seas 3 to 5 ft. .TUE NIGHT...W to SW winds 5 to 15 kt, becoming SW 15 to 20 kt. Seas 3 to 4 ft. $$ ANZ900-172000- Georges Bank between 68W and the Hague Line- 422 AM EDT Fri Apr 17 2026 .TODAY...SW winds 15 to 20 kt, diminishing to 5 to 15 kt, then, becoming variable. Seas 4 to 7 ft. Chance of showers. Areas of fog with vsby 1 NM or less. .TONIGHT...NE winds 5 to 15 kt, becoming E to NE 10 to 20 kt. Seas 4 to 6 ft. Scattered showers and chance of tstms with vsby 1 nm or less. .SAT...E to NE winds 10 to 20 kt. Seas 4 to 7 ft. Scattered showers and chance of tstms with vsby 1 nm or less. .SAT NIGHT...E to SE winds 5 to 15 kt, becoming SW 5 to 10 kt. Seas 4 to 7 ft. Scattered showers and chance of tstms. Areas of fog. Vsby 1 NM or less. .SUN...S winds 10 to 15 kt, increasing to 15 to 20 kt. Seas 4 to 5 ft. .SUN NIGHT...W to NW winds 15 to 25 kt. Seas 5 to 7 ft. .MON...NW winds 15 to 20 kt. Seas 5 to 7 ft. .MON NIGHT...NW winds 10 to 15 kt, becoming N. Seas 4 to 7 ft. .TUE...N to NW winds 10 to 15 kt. Seas 4 to 5 ft. .TUE NIGHT...W to NW winds 5 to 10 kt, becoming SW 10 to 20 kt. Seas 3 to 5 ft. $$ ANZ810-172000- South of New England between the Great South Channel and Montauk Point to 1000 FM- 422 AM EDT Fri Apr 17 2026 .TODAY...W to SW winds 10 to 20 kt, becoming W to NW 5 to 10 kt. Seas 5 to 7 ft. Areas of fog. Scattered showers. Vsby 1 NM or less. .TONIGHT...N to NE winds 5 to 15 kt. Seas 4 to 6 ft. Scattered showers and chance of tstms with vsby 1 nm or less. .SAT...NE winds 5 to 10 kt. Seas 3 to 4 ft. Scattered showers and chance of tstms with vsby 1 nm or less. .SAT NIGHT...Variable winds less than 10 kt, becoming S. Seas 3 to 4 ft. .SUN...S winds 10 to 20 kt, becoming W to NW 15 to 25 kt. Seas 3 to 6 ft. .SUN NIGHT...NW winds 15 to 25 kt. Seas 5 to 7 ft. .MON...NW winds 15 to 20 kt. Seas 5 to 7 ft. .MON NIGHT...NW winds 15 to 20 kt, becoming N 10 to 15 kt. Seas 4 to 5 ft. .TUE...N to NW winds 10 to 15 kt. Seas 3 to 5 ft. .TUE NIGHT...SW winds 5 to 10 kt, increasing to 10 to 15 kt. Seas 3 to 4 ft. $$ ANZ815-172000- South of Long Island between Montauk Point and Sandy Hook to 1000 FM- 422 AM EDT Fri Apr 17 2026 .TODAY...SW winds 15 to 20 kt, becoming W 10 to 15 kt, then, diminishing to 5 to 10 kt. Seas 4 to 7 ft. Areas of fog early, then chance of showers. Vsby 1 NM or less. .TONIGHT...N to NE winds 5 to 15 kt. Seas 3 to 5 ft. Scattered showers and chance of tstms with vsby 1 nm or less. .SAT...NE winds 5 to 10 kt. Seas 3 to 4 ft. .SAT NIGHT...E to SE winds 5 to 10 kt, becoming S 10 to 15 kt. Seas 3 to 4 ft. Areas of fog with vsby 1 nm or less. .SUN...S winds 15 to 20 kt, becoming W to NW 15 to 25 kt. Seas 3 to 6 ft. .SUN NIGHT...NW winds 15 to 25 kt. Seas 4 to 7 ft. .MON...NW winds 15 to 20 kt. Seas 4 to 6 ft. .MON NIGHT...NW winds 10 to 15 kt, becoming N. Seas 3 to 5 ft. .TUE...N winds 10 to 15 kt, becoming N to NW 5 to 10 kt. Seas 3 to 5 ft. .TUE NIGHT...S to SW winds 10 to 15 kt, increasing to 15 to 20 kt. Seas 3 to 5 ft. $$ .Forecaster Collins. Ocean Prediction Center.