Coastal Waters Forecast
Issued by NWS Boston, MA

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 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50
000 FZUS51 KBOX 211817 CWFBOX Coastal Waters Forecast National Weather Service Boston/Norton MA 116 PM EST Mon Jan 21 2019 Coastal waters from the Merrimack River MA to Watch Hill RI out to 25 NM ANZ200-220700- 116 PM EST Mon Jan 21 2019 .Synopsis for Massachusetts and Rhode Island coastal waters... Arctic air will spread across the waters through tonight on gusty NW gales, resulting in widespread areas of freezing spray. High pres builds over the waters Tue, then moves off the Mid- Atlantic coast Wed. Low pres will move E across nrn New England Wed and Wed night, and be trailed by another low pres lifting NE over srn New England Thu. High pres follows for Fri and Fri night. For information on possible hazardous weather beyond the 24-36 hour forecast period, please visit www.weather.gov/boston and follow the Current Hazards link above the map on the left. $$ ANZ250-220700- Coastal waters east of Ipswich Bay and the Stellwagen Bank National Marine Sanctuary- 116 PM EST Mon Jan 21 2019 ...GALE WARNING IN EFFECT THROUGH TUESDAY MORNING... ...HEAVY FREEZING SPRAY WARNING IN EFFECT THROUGH LATE TONIGHT... .THIS AFTERNOON...NW winds 25 to 30 kt with gusts up to 35 kt. Seas 8 to 10 ft. Freezing spray. Numerous snow showers. Vsby 1 to 3 NM. .TONIGHT...NW winds 25 to 30 kt with gusts up to 35 kt. Seas 8 to 11 ft. Freezing spray. Numerous snow showers. Vsby 1 to 3 NM. .TUE...NW winds 20 to 25 kt, diminishing to 15 to 20 kt in the afternoon. Gusts up to 35 kt. Seas 6 to 9 ft. Light freezing spray. .TUE NIGHT...NW winds 10 to 15 kt, becoming SW after midnight. Gusts up to 20 kt. Seas 3 to 5 ft. .WED...S winds 15 to 20 kt, becoming SW 20 to 25 kt in the afternoon. Gusts up to 35 kt. Seas 3 to 5 ft. Rain likely. .WED NIGHT...SW winds 15 to 20 kt, diminishing to 10 to 15 kt after midnight. Gusts up to 30 kt. Seas 4 to 6 ft. Rain. Vsby 1 to 3 NM. .THU...SW winds 20 to 25 kt with gusts up to 35 kt. Seas 4 to 6 ft. Rain. Vsby 1 to 3 NM. .THU NIGHT...W winds 15 to 20 kt with gusts up to 30 kt. Seas 4 to 7 ft. Rain likely. Vsby 1 to 3 NM. .FRI...W winds 15 to 20 kt with gusts up to 25 kt. Seas 4 to 7 ft. .FRI NIGHT...W winds 15 to 20 kt with gusts up to 25 kt. Seas 4 to 7 ft. A chance of light freezing spray. Seas are reported as significant wave height, which is the average of the highest third of the waves. Individual wave heights may be more than twice the significant wave height. $$ ANZ251-220700- Massachusetts Bay and Ipswich Bay- 116 PM EST Mon Jan 21 2019 ...GALE WARNING IN EFFECT THROUGH LATE TONIGHT... ...HEAVY FREEZING SPRAY WARNING IN EFFECT THROUGH LATE TONIGHT... .THIS AFTERNOON...NW winds 20 to 25 kt with gusts up to 35 kt. Seas 4 to 7 ft. Freezing spray. Scattered snow showers. .TONIGHT...NW winds 25 to 30 kt, diminishing to 20 to 25 kt after midnight. Seas 4 to 7 ft. Freezing spray. Scattered snow showers. .TUE...NW winds 15 to 20 kt with gusts up to 30 kt, diminishing to 10 to 15 kt with gusts up to 20 kt in the afternoon. Seas 4 to 6 ft. Freezing spray. .TUE NIGHT...W winds 5 to 10 kt, becoming SW with gusts up to 20 kt after midnight. Seas 2 to 3 ft. .WED...SW winds 15 to 20 kt with gusts up to 30 kt. Seas 2 to 4 ft. Rain likely. .WED NIGHT...SW winds 15 to 20 kt, diminishing to 10 to 15 kt after midnight. Gusts up to 25 kt. Seas 2 to 4 ft. Rain. Vsby 1 to 3 NM. .THU...SW winds 15 to 20 kt with gusts up to 25 kt. Seas 2 to 4 ft. Rain. Vsby 1 to 3 NM. .THU NIGHT...W winds 15 to 20 kt with gusts up to 25 kt. Seas 2 to 4 ft. A chance of rain. Vsby 1 to 3 NM. .FRI...W winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to 3 ft. .FRI NIGHT...W winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to 4 ft. Seas are reported as significant wave height, which is the average of the highest third of the waves. Individual wave heights may be more than twice the significant wave height. $$ ANZ231-220700- Cape Cod Bay- 116 PM EST Mon Jan 21 2019 ...GALE WARNING IN EFFECT THROUGH LATE TONIGHT... ...HEAVY FREEZING SPRAY WARNING IN EFFECT THROUGH LATE TONIGHT... .THIS AFTERNOON...NW winds 25 to 30 kt with gusts up to 35 kt. Seas 4 to 7 ft. Freezing spray. Scattered snow showers. Vsby 1 to 3 NM. .TONIGHT...NW winds 25 to 30 kt, diminishing to 20 to 25 kt after midnight. Seas 5 to 8 ft. Freezing spray. Scattered snow showers. Vsby 1 to 3 NM. .TUE...NW winds 20 to 25 kt, diminishing to 15 to 20 kt in the afternoon. Gusts up to 35 kt. Seas 4 to 7 ft. Freezing spray. .TUE NIGHT...NW winds 10 to 15 kt with gusts up to 20 kt, becoming SW 5 to 10 kt after midnight. Seas 2 to 4 ft. .WED...SW winds 15 to 20 kt with gusts up to 30 kt. Seas 2 to 4 ft. Rain likely. .WED NIGHT...SW winds 15 to 20 kt, diminishing to 10 to 15 kt after midnight. Gusts up to 30 kt. Seas 2 to 4 ft. Rain. Vsby 1 to 3 NM. .THU...SW winds 20 to 25 kt with gusts up to 30 kt. Seas 3 to 5 ft. Rain. Vsby 1 to 3 NM. .THU NIGHT...W winds 15 to 20 kt with gusts up to 30 kt. Seas 2 to 4 ft. Rain likely. Vsby 1 to 3 NM. .FRI...W winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to 4 ft. .FRI NIGHT...W winds 10 to 15 kt with gusts up to 25 kt. Seas 2 to 4 ft. Seas are reported as significant wave height, which is the average of the highest third of the waves. Individual wave heights may be more than twice the significant wave height. $$ ANZ254-220700- Coastal waters from Provincetown MA to Chatham MA to Nantucket MA out 20 nm- 116 PM EST Mon Jan 21 2019 ...GALE WARNING IN EFFECT THROUGH TUESDAY MORNING... ...HEAVY FREEZING SPRAY WARNING IN EFFECT THROUGH LATE TONIGHT... .THIS AFTERNOON...W winds 25 to 30 kt with gusts up to 35 kt. Seas 7 to 10 ft. Freezing spray. Widespread snow showers. Vsby 1 NM or less. .TONIGHT...NW winds 25 to 30 kt with gusts up to 35 kt. Seas 8 to 13 ft. Freezing spray. Numerous snow showers. Vsby 1 to 3 NM. .TUE...NW winds 20 to 25 kt with gusts up to 35 kt. Seas 7 to 10 ft. Light freezing spray. .TUE NIGHT...NW winds 10 to 15 kt, becoming SW 5 to 10 kt after midnight. Gusts up to 20 kt. Seas 3 to 5 ft. .WED...SW winds 15 to 20 kt with gusts up to 35 kt. Seas 3 to 5 ft. A chance of rain. .WED NIGHT...SW winds 15 to 20 kt with gusts up to 30 kt. Seas 5 to 8 ft. Rain. Vsby 1 to 3 NM. .THU...S winds 25 to 30 kt with gusts up to 45 kt. Seas 7 to 10 ft, except 10 to 15 ft S and E of Nantucket. Rain. Vsby 1 to 3 NM. .THU NIGHT...W winds 20 to 25 kt with gusts up to 40 kt. Seas 6 to 9 ft, except 9 to 14 ft S and E of Nantucket. Rain likely. Vsby 1 to 3 NM. .FRI...W winds 15 to 20 kt with gusts up to 25 kt. Seas 5 to 8 ft. .FRI NIGHT...W winds 15 to 20 kt with gusts up to 25 kt. Seas 6 to 9 ft. Seas are reported as significant wave height, which is the average of the highest third of the waves. Individual wave heights may be more than twice the significant wave height. $$ ANZ255-220700- Coastal Waters extending out to 25 nm South of Marthas Vineyard and Nantucket- 116 PM EST Mon Jan 21 2019 ...GALE WARNING IN EFFECT THROUGH TUESDAY MORNING... ...FREEZING SPRAY ADVISORY IN EFFECT THROUGH TUESDAY MORNING... .THIS AFTERNOON...NW winds 25 to 30 kt with gusts up to 40 kt. Seas 8 to 11 ft. Freezing spray. Scattered snow showers. Vsby 1 to 3 NM. .TONIGHT...NW winds 25 to 30 kt with gusts up to 35 kt. Seas 8 to 11 ft. Freezing spray. Scattered snow showers. .TUE...NW winds 20 to 25 kt, diminishing to 15 to 20 kt in the afternoon. Gusts up to 35 kt. Seas 5 to 8 ft. Light freezing spray. .TUE NIGHT...NW winds 10 to 15 kt, becoming SW 5 to 10 kt after midnight. Gusts up to 20 kt. Seas 2 to 4 ft. .WED...SW winds 15 to 20 kt with gusts up to 30 kt. Seas 4 to 7 ft. A chance of rain. .WED NIGHT...SW winds 15 to 20 kt with gusts up to 30 kt. Seas 7 to 10 ft. Rain likely. Vsby 1 to 3 NM. .THU...S winds 25 to 30 kt with gusts up to 45 kt. Seas 8 to 13 ft. Rain. Vsby 1 to 3 NM. .THU NIGHT...W winds 20 to 25 kt with gusts up to 35 kt. Seas 9 to 12 ft. Rain likely. Vsby 1 to 3 NM. .FRI...W winds 15 to 20 kt with gusts up to 25 kt. Seas 7 to 10 ft. .FRI NIGHT...W winds 15 to 20 kt. Seas 7 to 10 ft. Seas are reported as significant wave height, which is the average of the highest third of the waves. Individual wave heights may be more than twice the significant wave height. $$ ANZ256-220700- Coastal Waters from Montauk NY to Marthas Vineyard extending out to 20 nm South of Block Island- 116 PM EST Mon Jan 21 2019 ...GALE WARNING IN EFFECT THROUGH TUESDAY MORNING... ...FREEZING SPRAY ADVISORY IN EFFECT THROUGH TUESDAY MORNING... .THIS AFTERNOON...NW winds 25 to 30 kt with gusts up to 45 kt. Seas 9 to 12 ft. Freezing spray. Scattered snow showers. .TONIGHT...NW winds 25 to 30 kt with gusts up to 40 kt. Seas 8 to 11 ft. Freezing spray. .TUE...NW winds 20 to 25 kt, diminishing to 15 to 20 kt in the afternoon. Gusts up to 30 kt. Seas 4 to 7 ft. Light freezing spray. .TUE NIGHT...W winds 5 to 10 kt, becoming SW 10 to 15 kt with gusts up to 20 kt after midnight. Seas 2 to 4 ft. .WED...SW winds 15 to 20 kt with gusts up to 30 kt. Seas 4 to 7 ft. Rain likely. .WED NIGHT...SW winds 15 to 20 kt with gusts up to 30 kt. Seas 7 to 10 ft. Rain. Vsby 1 to 3 NM. .THU...SW winds 25 to 30 kt with gusts up to 35 kt. Seas 9 to 13 ft. Rain. Vsby 1 to 3 NM. .THU NIGHT...W winds 15 to 20 kt with gusts up to 30 kt. Seas 9 to 12 ft. A chance of rain. Vsby 1 to 3 NM. .FRI...W winds 15 to 20 kt with gusts up to 25 kt. Seas 7 to 10 ft. .FRI NIGHT...W winds 15 to 20 kt with gusts up to 25 kt. Seas 7 to 10 ft. Seas are reported as significant wave height, which is the average of the highest third of the waves. Individual wave heights may be more than twice the significant wave height. $$ ANZ232-220700- Nantucket Sound- 116 PM EST Mon Jan 21 2019 ...GALE WARNING IN EFFECT THROUGH TUESDAY MORNING... ...HEAVY FREEZING SPRAY WARNING IN EFFECT THROUGH LATE TONIGHT... .THIS AFTERNOON...NW winds 20 to 25 kt with gusts up to 35 kt. Seas 3 to 5 ft. Heavy freezing spray. Scattered snow showers. Vsby 1 to 3 NM. .TONIGHT...NW winds 25 to 30 kt, diminishing to 20 to 25 kt after midnight. Seas 3 to 5 ft. Heavy freezing spray. Vsby 1 to 3 NM. .TUE...NW winds 20 to 25 kt, diminishing to 15 to 20 kt in the afternoon. Gusts up to 30 kt. Seas 2 to 4 ft. Freezing spray. .TUE NIGHT...NW winds 5 to 10 kt, becoming SW after midnight. Gusts up to 20 kt. Seas 2 to 3 ft. .WED...SW winds 15 to 20 kt with gusts up to 30 kt. Seas 3 to 5 ft. Rain likely. .WED NIGHT...SW winds 15 to 20 kt with gusts up to 30 kt. Seas 3 to 5 ft. Rain. Vsby 1 to 3 NM. .THU...S winds 20 to 25 kt with gusts up to 35 kt. Seas 4 to 6 ft. Rain. Vsby 1 to 3 NM. .THU NIGHT...W winds 15 to 20 kt with gusts up to 30 kt. Seas 4 to 6 ft. Rain likely. Vsby 1 to 3 NM. .FRI...W winds 10 to 15 kt with gusts up to 20 kt. Seas 3 to 5 ft. .FRI NIGHT...W winds 10 to 15 kt with gusts up to 20 kt. Seas 3 to 5 ft. Seas are reported as significant wave height, which is the average of the highest third of the waves. Individual wave heights may be more than twice the significant wave height. $$ ANZ233-220700- Vineyard Sound- 116 PM EST Mon Jan 21 2019 ...GALE WARNING IN EFFECT THROUGH TUESDAY MORNING... ...FREEZING SPRAY ADVISORY IN EFFECT THROUGH TUESDAY MORNING... .THIS AFTERNOON...NW winds 20 to 25 kt with gusts up to 35 kt. Seas 3 to 5 ft. Freezing spray. Scattered flurries. .TONIGHT...NW winds 20 to 25 kt with gusts up to 35 kt. Seas 3 to 5 ft. Freezing spray. Scattered flurries. .TUE...NW winds 15 to 20 kt, diminishing to 10 to 15 kt in the afternoon. Gusts up to 30 kt. Seas 2 to 4 ft. Freezing spray. .TUE NIGHT...W winds 5 to 10 kt, becoming SW with gusts up to 20 kt after midnight. Seas 2 to 3 ft. .WED...SW winds 15 to 20 kt with gusts up to 30 kt. Seas 3 to 5 ft. Rain likely. .WED NIGHT...SW winds 15 to 20 kt with gusts up to 30 kt. Seas 4 to 6 ft. Rain. Vsby 1 to 3 NM. .THU...SW winds 20 to 25 kt with gusts up to 30 kt. Seas 4 to 7 ft. Rain. Vsby 1 to 3 NM. .THU NIGHT...W winds 15 to 20 kt with gusts up to 25 kt. Seas 4 to 7 ft. A chance of rain. .FRI...W winds 10 to 15 kt with gusts up to 20 kt. Seas 4 to 6 ft. .FRI NIGHT...W winds 10 to 15 kt with gusts up to 20 kt. Seas 4 to 6 ft. Seas are reported as significant wave height, which is the average of the highest third of the waves. Individual wave heights may be more than twice the significant wave height. $$ ANZ234-220700- Buzzards Bay- 116 PM EST Mon Jan 21 2019 ...GALE WARNING IN EFFECT THROUGH TUESDAY MORNING... ...FREEZING SPRAY ADVISORY IN EFFECT THROUGH TUESDAY MORNING... .THIS AFTERNOON...NW winds 20 to 25 kt with gusts up to 35 kt. Seas 3 to 4 ft. Freezing spray. Scattered flurries. .TONIGHT...NW winds 20 to 25 kt, diminishing to 15 to 20 kt after midnight. Gusts up to 35 kt. Seas 3 to 4 ft. Freezing spray. .TUE...NW winds 15 to 20 kt with gusts up to 30 kt, diminishing to 10 to 15 kt with gusts up to 20 kt in the afternoon. Seas 2 to 4 ft. .TUE NIGHT...W winds 5 to 10 kt, becoming SW with gusts up to 20 kt after midnight. Seas around 2 ft. .WED...SW winds 15 to 20 kt with gusts up to 30 kt. Seas 2 to 4 ft. Rain likely. .WED NIGHT...SW winds 15 to 20 kt, diminishing to 10 to 15 kt after midnight. Gusts up to 30 kt. Seas 3 to 5 ft. Rain. Vsby 1 NM or less. .THU...SW winds 15 to 20 kt with gusts up to 30 kt. Seas 4 to 7 ft. Rain. Vsby 1 to 3 NM. .THU NIGHT...W winds 10 to 15 kt with gusts up to 25 kt. Seas 3 to 5 ft. A chance of rain. .FRI...W winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to 4 ft. .FRI NIGHT...W winds 10 to 15 kt with gusts up to 20 kt. Seas 3 to 5 ft. Seas are reported as significant wave height, which is the average of the highest third of the waves. Individual wave heights may be more than twice the significant wave height. $$ ANZ235-220700- Rhode Island Sound- 116 PM EST Mon Jan 21 2019 ...GALE WARNING IN EFFECT THROUGH LATE TONIGHT... ...FREEZING SPRAY ADVISORY IN EFFECT THROUGH TUESDAY MORNING... .THIS AFTERNOON...NW winds 25 to 30 kt with gusts up to 40 kt. Seas 6 to 8 ft. Freezing spray. Scattered flurries. .TONIGHT...NW winds 25 to 30 kt, diminishing to 20 to 25 kt after midnight. Gusts up to 40 kt. Seas 5 to 8 ft. Freezing spray. .TUE...NW winds 15 to 20 kt, diminishing to 10 to 15 kt in the afternoon. Gusts up to 30 kt. Seas 3 to 5 ft. Freezing spray. .TUE NIGHT...W winds 5 to 10 kt, becoming SW 10 to 15 kt with gusts up to 20 kt after midnight. Seas 2 to 3 ft. .WED...SW winds 15 to 20 kt with gusts up to 30 kt. Seas 4 to 7 ft. Rain likely. .WED NIGHT...SW winds 15 to 20 kt with gusts up to 30 kt. Seas 5 to 8 ft. Rain. Vsby 1 NM or less. .THU...SW winds 20 to 25 kt with gusts up to 35 kt. Seas 7 to 10 ft. Rain. Vsby 1 to 3 NM. .THU NIGHT...W winds 15 to 20 kt with gusts up to 30 kt. Seas 6 to 9 ft. A chance of rain. .FRI...W winds 15 to 20 kt. Seas 5 to 8 ft. .FRI NIGHT...W winds 10 to 15 kt with gusts up to 25 kt. Seas 5 to 8 ft. Seas are reported as significant wave height, which is the average of the highest third of the waves. Individual wave heights may be more than twice the significant wave height. $$ ANZ237-220700- Block Island Sound- 116 PM EST Mon Jan 21 2019 ...GALE WARNING IN EFFECT THROUGH LATE TONIGHT... ...FREEZING SPRAY ADVISORY IN EFFECT THROUGH TUESDAY MORNING... .THIS AFTERNOON...NW winds 25 to 30 kt with gusts up to 40 kt. Seas 5 to 7 ft. Freezing spray. Scattered flurries. .TONIGHT...NW winds 25 to 30 kt, diminishing to 20 to 25 kt after midnight. Gusts up to 40 kt. Seas 4 to 7 ft. Freezing spray. .TUE...NW winds 15 to 20 kt with gusts up to 30 kt, diminishing to 10 to 15 kt with gusts up to 20 kt in the afternoon. Seas 2 to 4 ft. .TUE NIGHT...W winds 5 to 10 kt, becoming SW 10 to 15 kt with gusts up to 20 kt after midnight. Seas 2 to 3 ft. .WED...SW winds 15 to 20 kt with gusts up to 30 kt. Seas 4 to 6 ft. Rain likely. .WED NIGHT...SW winds 15 to 20 kt with gusts up to 30 kt. Seas 4 to 7 ft. Rain. Vsby 1 to 3 NM. .THU...SW winds 20 to 25 kt with gusts up to 35 kt. Seas 6 to 9 ft. Rain. Vsby 1 to 3 NM. .THU NIGHT...W winds 15 to 20 kt with gusts up to 25 kt. Seas 6 to 9 ft. A chance of rain. .FRI...W winds 10 to 15 kt with gusts up to 20 kt. Seas 4 to 7 ft. .FRI NIGHT...W winds 10 to 15 kt with gusts up to 20 kt. Seas 4 to 7 ft. Seas are reported as significant wave height, which is the average of the highest third of the waves. Individual wave heights may be more than twice the significant wave height. $$ ANZ230-220700- Boston Harbor- 116 PM EST Mon Jan 21 2019 ...GALE WARNING IN EFFECT UNTIL 9 PM EST THIS EVENING... .THIS AFTERNOON...NW winds 20 to 25 kt with gusts up to 35 kt. Waves around 2 ft, except 3 to 5 ft at the outer harbor entrance. Scattered snow showers. .TONIGHT...NW winds 20 to 25 kt with gusts up to 35 kt, diminishing to 15 to 20 kt with gusts up to 25 kt after midnight. Waves around 2 ft, except 3 to 5 ft at the outer harbor entrance. .TUE...NW winds 10 to 15 kt, diminishing to 5 to 10 kt in the afternoon. Gusts up to 25 kt. Waves around 2 ft. .TUE NIGHT...SW winds 5 to 10 kt. Waves 1 foot or less. .WED...S winds 5 to 10 kt, becoming SW 10 to 15 kt in the afternoon. Gusts up to 25 kt. Waves around 2 ft. Rain and snow likely. .WED NIGHT...SW winds 10 to 15 kt with gusts up to 20 kt, diminishing to 5 to 10 kt after midnight. Waves around 2 ft. Rain. Vsby 1 NM or less. .THU...SW winds around 10 kt with gusts up to 20 kt. Waves around 2 ft. Rain. Vsby 1 to 3 NM. .THU NIGHT...W winds 10 to 15 kt with gusts up to 20 kt. Waves around 2 ft. A chance of rain. .FRI...W winds around 10 kt. Waves 1 foot or less. .FRI NIGHT...W winds 10 to 15 kt with gusts up to 20 kt. Waves around 2 ft. Seas are reported as significant wave height, which is the average of the highest third of the waves. Individual wave heights may be more than twice the significant wave height. $$ ANZ236-220700- Narragansett Bay- 116 PM EST Mon Jan 21 2019 ...GALE WARNING IN EFFECT UNTIL 10 PM EST THIS EVENING... .THIS AFTERNOON...NW winds 20 to 25 kt with gusts up to 35 kt. Waves around 3 ft, except 4 to 6 ft at the bay entrance. Freezing spray. .TONIGHT...NW winds 20 to 25 kt, diminishing to 15 to 20 kt after midnight. Gusts up to 35 kt. Waves 2 to 3 ft. Freezing spray. .TUE...NW winds 10 to 15 kt with gusts up to 25 kt. Waves 2 to 3 ft. .TUE NIGHT...W winds around 5 kt, becoming SW with gusts up to 20 kt after midnight. Waves around 2 ft. .WED...SW winds 10 to 15 kt with gusts up to 30 kt. Waves 2 to 4 ft. Rain likely. .WED NIGHT...SW winds 10 to 15 kt with gusts up to 25 kt. Waves 3 to 5 ft. Rain. Vsby 1 NM or less. .THU...SW winds 15 to 20 kt with gusts up to 25 kt. Waves 4 to 6 ft, except 6 to 9 ft at the bay entrance. Rain. Vsby 1 to 3 NM. .THU NIGHT...W winds 10 to 15 kt with gusts up to 20 kt. Waves 2 to 4 ft, except 4 to 7 ft at the bay entrance. A chance of rain. .FRI...W winds 10 to 15 kt. Waves 2 to 4 ft. .FRI NIGHT...W winds 10 to 15 kt with gusts up to 20 kt. Waves 2 to 4 ft. Seas are reported as significant wave height, which is the average of the highest third of the waves. Individual wave heights may be more than twice the significant wave height. $$ For the latest updates, please visit our webpage at www.weather.gov/boston You can follow us on Facebook at www.facebook.com/NWSBoston You can follow us on Twitter at @NWSBoston

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