Offshore Forecast
Issued by NWS

Current Version | Previous Version | Text Only | Print | Product List | Glossary Off
Versions: 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28
000 FZNT21 KWBC 132042 OFFNT1 Offshore Waters Forecast NWS Ocean Prediction Center Washington DC 342 PM EST Wed Dec 13 2017 New England continental shelf and slope waters from 25 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. ANZ898-140800- 342 PM EST Wed Dec 13 2017 .SYNOPSIS FOR NEW ENGLAND WATERS...A strong low pressure system will move N from the Gulf of Saint Lawrence early tonight. The next low pressure system will move E across the northern mid- Atlantic waters, or roughly along 40N during Thu. Yet another low pressure system will organize S of the waters Fri, and intensify as it moves off to the E of the area Fri night and Sat. High pressure will slowly build E toward the waters Sat night, move E over the region Sun, and then move off to the E of the waters Sun night. A weak cold front will then move E into the waters Mon into Mon night. $$ ANZ800-140800- Gulf of Maine to the Hague Line- 342 PM EST Wed Dec 13 2017 ...GALE WARNING... .TONIGHT...W winds 30 to 40 kt. Seas 9 to 18 ft. Scattered snow showers with VSBY 1 nm or less. .THU...W winds 20 to 30 kt. Seas subsiding to 6 to 12 ft. Chance of snow with VSBY 1 nm or less. .THU NIGHT...W winds 20 to 30 kt. Seas 6 to 11 ft. Light freezing spray. .FRI...W winds 15 to 25 kt. Seas 6 to 10 ft. Light freezing spray early. .FRI NIGHT...W winds 15 to 20 kt. Seas subsiding to 3 to 6 ft. .SAT...W to NW winds 15 to 25 kt. Seas becoming 5 to 8 ft. .SAT NIGHT...NW winds 20 to 30 kt. Seas 6 to 10 ft. .SUN...NW winds diminishing to 10 to 20 kt, then becoming W 5 to 15 kt. Seas 5 to 9 ft, subsiding to 4 to 6 ft. .SUN NIGHT...W winds 5 to 15 kt, becoming S to SW 10 to 20 kt. Seas 3 to 5 ft, subsiding to 2 to 3 ft. .MON...W winds 5 to 10 kt, becoming 5 to 15 kt. Seas 1 to 3 ft. .MON NIGHT...W winds 10 to 15 kt. Seas 2 to 4 ft. $$ ANZ805-140800- Georges Bank between Cape Cod and 68W north of 1000 fm- 342 PM EST Wed Dec 13 2017 ...GALE WARNING... .TONIGHT...W winds 35 to 45 kt. Seas 11 to 21 ft. Scattered snow showers with VSBY 1 nm or less. .THU...W winds 25 to 35 kt, becoming W to NW 20 to 30 kt. Seas subsiding to 7 to 12 ft. Chance of rain and snow with VSBY 1 nm or less. .THU NIGHT...W to NW winds 15 to 25 kt. Seas 7 to 11 ft. .FRI...W winds 10 to 20 kt, becoming 10 to 15 kt. Seas 6 to 10 ft, subsiding to 4 to 7 ft. .FRI NIGHT...W winds 15 to 25 kt. Seas 3 to 6 ft. .SAT...W winds 25 to 35 kt, becoming NW. Seas building to 8 to 16 ft. .SAT NIGHT...NW winds 20 to 30 kt. Seas 9 to 16 ft. .SUN...W to NW winds diminishing to 10 to 20 kt, then becoming W 10 to 15 kt. Seas subsiding to 5 to 9 ft, then to 3 to 6 ft. .SUN NIGHT...W winds 10 to 15 kt, becoming S to SW 10 to 20 kt. Seas 3 to 5 ft, becoming 2 to 4 ft. .MON...SW winds 5 to 15 kt, becoming W 10 to 15 kt. Seas 2 to 4 ft. .MON NIGHT...W winds 10 to 15 kt. Seas 3 to 5 ft. $$ ANZ900-140800- Georges Bank between 68W and the Hague Line- 342 PM EST Wed Dec 13 2017 ...GALE WARNING... .TONIGHT...W winds 35 to 45 kt. Seas 11 to 22 ft. Scattered snow showers with VSBY 1 nm or less. .THU...W to NW winds diminishing to 15 to 25 kt. Seas subsiding to 8 to 15 ft. Areas of rain and a chance of snow. .THU NIGHT...W winds 20 to 25 kt. Seas 8 to 13 ft. .FRI...W winds 15 to 25 kt. Seas 6 to 11 ft. .FRI NIGHT...W winds diminishing to 5 to 15 kt, then increasing to 20 to 30 kt. Seas subsiding to 4 to 7 ft. .SAT...W winds 20 to 30 kt, becoming NW. Seas building to 7 to 14 ft. .SAT NIGHT...NW winds 20 to 30 kt. Seas 9 to 15 ft. .SUN...NW winds 15 to 25 kt, becoming W 10 to 15 kt. Seas subsiding to 7 to 12 ft, then to 4 to 8 ft. .SUN NIGHT...W winds 10 to 15 kt, becoming SW. Seas 3 to 6 ft. .MON...W winds 10 to 20 kt, becoming 10 to 15 kt. Seas 3 to 4 ft. .MON NIGHT...W winds 10 to 15 kt, increasing to 15 to 20 kt. Seas 2 to 4 ft. $$ ANZ810-140800- South of New England between the Great South Channel and Montauk Point to 1000 fm- 342 PM EST Wed Dec 13 2017 ...GALE WARNING... .TONIGHT...W winds 30 to 40 kt, diminishing to 20 to 30 kt. Seas 11 to 21 ft. Scattered snow showers with VSBY 1 nm or less. Chance of snow late. .THU...W to SW winds 30 to 40 kt, becoming W to NW 20 to 30 kt. Seas subsiding to 7 to 13 ft. Snow early, then scattered showers with VSBY 1 nm or less. .THU NIGHT...NW winds 15 to 25 kt. Seas 7 to 11 ft. .FRI...W to NW winds diminishing to 5 to 15 kt. Seas subsiding to 4 to 8 ft. .FRI NIGHT...W winds 15 to 20 kt, increasing to 20 to 30 kt. Seas 5 to 8 ft. .SAT...W to NW winds 30 to 40 kt. Seas building to 8 to 16 ft. .SAT NIGHT...NW winds 20 to 30 kt. Seas 9 to 16 ft. .SUN...NW winds diminishing to 5 to 15 kt, becoming W. Seas subsiding to 5 to 8 ft, then to 3 to 6 ft. .SUN NIGHT...S to SW winds 10 to 15 kt, becoming S 15 to 20 kt. Seas 3 to 6 ft. .MON...Winds diminishing to W to SW 10 to 15 kt. Seas 3 to 5 ft. .MON NIGHT...W winds 10 to 15 kt. Seas 3 to 5 ft. $$ ANZ815-140800- South of Long Island between Montauk Point and Sandy Hook to 1000 fm- 342 PM EST Wed Dec 13 2017 ...GALE WARNING... .TONIGHT...W winds 30 to 40 kt, becoming W to SW 20 to 30 kt. Seas 10 to 19 ft, subsiding to 7 to 12 ft. Isolated flurries early, then a chance of snow with VSBY 1 nm or less. .THU...W to SW winds 20 to 30 kt, becoming W to NW. Seas 7 to 12 ft. Chance of snow, then scattered snow showers. .THU NIGHT...NW winds 15 to 25 kt. Seas 6 to 11 ft. .FRI...W winds diminishing to 5 to 10 kt, then increasing to 10 to 15 kt. Seas subsiding to 3 to 6 ft. .FRI NIGHT...W winds 15 to 20 kt, increasing to 20 to 30 kt. Seas 2 to 5 ft, building to 5 to 8 ft. .SAT...W to NW winds 30 to 40 kt. Seas building to 8 to 15 ft. .SAT NIGHT...NW winds 20 to 30 kt, diminishing to 10 to 20 kt. Seas 8 to 13 ft, subsiding to 5 to 9 ft. .SUN...W to NW winds less than 10 kt, becoming SW. Seas subsiding to 3 to 6 ft. .SUN NIGHT...S to SW winds increasing to 15 to 25 kt. Seas 3 to 6 ft. .MON...Winds diminishing to W 10 to 15 kt. Seas 3 to 5 ft. .MON NIGHT...W winds 10 to 15 kt. Seas 2 to 4 ft. $$ .Forecaster Mills. Ocean Prediction Center.

USA.gov is the U.S. government's official web portal to all federal, state and local government web resources and services.