FZNT21 KWBC 092021
OFFNT1
Offshore Waters Forecast
NWS Ocean Prediction Center Washington DC
421 PM EDT Sat May 9 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.
ANZ898-100830-
421 PM EDT Sat May 9 2026
.SYNOPSIS FOR NEW ENGLAND WATERS...A warm front over the waters will
continue moving N across the area tonight. A cold front will
approach the coast Sun, then push E across the region Sun night
and stall Mon. Low pressure will develop along the front S of the
area Mon, then track NE across the waters Mon night through Tue
night. High pressure will build E across the area Wed and Wed
night. Low pressure will approach from the W or SW and move over
or just S of the area Thu and Thu night.
$$
ANZ800-100830-
Gulf of Maine to the Hague Line-
421 PM EDT Sat May 9 2026
.TONIGHT...SE winds 10 to 15 kt, becoming S 10 to 20 kt. Seas
3 to 6 ft. Scattered showers and chance of tstms.
.SUN...S winds 10 to 20 kt, becoming 10 to 15 kt. Seas 5 to
7 ft. Scattered showers and tstms, then areas of fog. Vsby 1 NM
or less.
.SUN NIGHT...S to SW winds 5 to 15 kt, becoming W to SW. Seas
5 to 7 ft. Areas of fog. Scattered showers and chance of tstms.
Vsby 1 NM or less.
.MON...N to NW winds less than 10 kt, becoming W to NW. Seas
5 to 6 ft.
.MON NIGHT...Variable winds less than 5 kt, becoming N to NW
5 to 15 kt. Seas 4 to 5 ft.
.TUE...N to NW winds 10 to 15 kt. Seas 3 to 5 ft.
.TUE NIGHT...W to NW winds 10 to 15 kt, becoming NW 5 to 10 kt.
Seas 3 to 5 ft.
.WED...Variable winds less than 5 kt, becoming S. Seas 3 to
4 ft.
.WED NIGHT...S winds 10 to 15 kt, diminishing to 5 to 10 kt.
Seas 3 to 4 ft.
.THU...SE winds 10 to 15 kt. Seas 3 to 4 ft.
.THU NIGHT...SE winds 10 to 15 kt. Seas 4 to 5 ft.
$$
ANZ805-100830-
Georges Bank between Cape Cod and 68W north of 1000 FM-
421 PM EDT Sat May 9 2026
.TONIGHT...S to SE winds 15 to 25 kt. Seas 4 to 6 ft. Scattered
showers and chance of tstms.
.SUN...S to SE winds 10 to 20 kt, becoming SW 5 to 10 kt. Seas
5 to 7 ft. Scattered showers and tstms. Areas of fog. Vsby 1 NM
or less.
.SUN NIGHT...SW winds 5 to 15 kt, becoming W to SW 5 to 10 kt.
Seas 5 to 7 ft. Areas of fog. Scattered showers and chance of
tstms. Vsby 1 NM or less.
.MON...N winds less than 10 kt, increasing to 5 to 15 kt. Seas
4 to 6 ft.
.MON NIGHT...N winds 5 to 15 kt, increasing to 10 to 20 kt. Seas
4 to 5 ft.
.TUE...N to NW winds 10 to 20 kt. Seas 3 to 6 ft.
.TUE NIGHT...NW winds 10 to 15 kt, becoming W. Seas 3 to 5 ft.
.WED...W to SW winds less than 10 kt, becoming S to SW. Seas
3 to 4 ft.
.WED NIGHT...S winds 5 to 10 kt, becoming SE 10 to 15 kt. Seas
3 to 4 ft.
.THU...SE winds 10 to 15 kt. Seas 3 to 5 ft.
.THU NIGHT...E to SE winds 10 to 15 kt. Seas 4 to 6 ft.
$$
ANZ900-100830-
Georges Bank between 68W and the Hague Line-
421 PM EDT Sat May 9 2026
.TONIGHT...S to SE winds 20 to 30 kt. Seas 4 to 6 ft. Scattered
showers and chance of tstms.
.SUN...S to SE winds 15 to 25 kt. Seas 6 to 8 ft. Scattered
showers and tstms. Areas of fog. Vsby 1 NM or less.
.SUN NIGHT...W to SW winds 5 to 10 kt. Seas 5 to 8 ft. Areas of
fog. Scattered showers and chance of tstms. Vsby 1 NM or less.
.MON...Variable winds less than 5 kt, becoming N 5 to 15 kt.
Seas 5 to 6 ft. Areas of fog with vsby 1 nm or less.
.MON NIGHT...N winds 5 to 15 kt, increasing to 10 to 20 kt. Seas
4 to 5 ft.
.TUE...N to NW winds 15 to 25 kt. Seas 4 to 7 ft.
.TUE NIGHT...NW winds 15 to 20 kt, becoming W to NW 10 to 15 kt.
Seas 4 to 6 ft.
.WED...W to SW winds less than 10 kt. Seas 3 to 4 ft.
.WED NIGHT...S winds 5 to 10 kt, becoming SE 10 to 15 kt. Seas
3 to 4 ft.
.THU...SE winds 10 to 20 kt, becoming 10 to 15 kt. Seas 3 to
5 ft.
.THU NIGHT...E to SE winds 10 to 15 kt. Seas 4 to 7 ft.
$$
ANZ810-100830-
South of New England between the Great South Channel and Montauk
Point to 1000 FM-
421 PM EDT Sat May 9 2026
.TONIGHT...S winds 10 to 15 kt, becoming S to SE 10 to 20 kt.
Seas 4 to 6 ft. Scattered showers and tstms with vsby 1 nm or
less.
.SUN...S to SW winds 5 to 10 kt. Seas 5 to 7 ft. Scattered
showers and tstms. Areas of fog. Vsby 1 NM or less.
.SUN NIGHT...SW winds 5 to 10 kt, becoming variable. Seas 5 to
6 ft. Areas of fog, then scattered showers and chance of tstms.
Vsby 1 NM or less.
.MON...NE winds 5 to 15 kt, becoming N 10 to 20 kt. Seas 4 to
5 ft.
.MON NIGHT...N winds 5 to 15 kt. Seas 4 to 5 ft.
.TUE...N to NW winds 10 to 20 kt. Seas 3 to 6 ft.
.TUE NIGHT...NW winds 5 to 15 kt, becoming W 10 to 15 kt. Seas
3 to 5 ft.
.WED...W to SW winds 5 to 10 kt, becoming S. Seas 3 to 4 ft.
.WED NIGHT...SE winds 10 to 15 kt. Seas 3 to 4 ft.
.THU...SE winds 10 to 15 kt. Seas 4 to 6 ft.
.THU NIGHT...E to SE winds 10 to 15 kt, becoming E 5 to 10 kt.
Seas 5 to 8 ft.
$$
ANZ815-100830-
South of Long Island between Montauk Point and Sandy Hook to
1000 FM-
421 PM EDT Sat May 9 2026
.TONIGHT...S to SE winds 5 to 15 kt, becoming 5 to 10 kt. Seas
4 to 6 ft. Scattered showers and tstms with vsby 1 nm or less.
.SUN...S winds 5 to 10 kt, becoming SW. Seas 5 to 6 ft. Areas of
fog with vsby 1 nm or less.
.SUN NIGHT...SW winds 5 to 10 kt, becoming variable. Seas 4 to
5 ft. Areas of fog, then scattered showers and chance of tstms.
Vsby 1 NM or less.
.MON...N to NE winds 10 to 20 kt. Seas 4 to 5 ft. Slight chance
of rain.
.MON NIGHT...N winds 5 to 15 kt, increasing to 15 to 20 kt. Seas
3 to 5 ft.
.TUE...N winds 15 to 20 kt, becoming NW 10 to 15 kt. Seas 3 to
5 ft.
.TUE NIGHT...W winds 5 to 10 kt. Seas 3 to 4 ft.
.WED...SW winds 5 to 10 kt, becoming S 10 to 15 kt. Seas 3 to
4 ft.
.WED NIGHT...S to SE winds 10 to 15 kt. Seas 3 to 5 ft.
.THU...SE winds 10 to 15 kt. Seas 4 to 6 ft.
.THU NIGHT...SE winds 5 to 10 kt, becoming NE. Seas 5 to 7 ft.
$$
.Forecaster Holley. Ocean Prediction Center.