Coastal Waters Forecast
Issued by NWS Boston, MA

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000 FZUS51 KBOX 220232 CWFBOX Coastal Waters Forecast National Weather Service Boston/Norton MA 932 PM EST Thu Feb 21 2019 Coastal waters from the Merrimack River MA to Watch Hill RI out to 25 NM ANZ200-221515- 932 PM EST Thu Feb 21 2019 .Synopsis for Massachusetts and Rhode Island coastal waters... Low pres continues to move east of the waters this evening. High pres follows for Fri and Sat. A warm front will approach the waters on Sun, bringing widespread rain and strong S-SE winds across the waters. 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. $$ ANZ250-221515- Coastal waters east of Ipswich Bay and the Stellwagen Bank National Marine Sanctuary- 932 PM EST Thu Feb 21 2019 ...SMALL CRAFT ADVISORY IN EFFECT THROUGH FRIDAY AFTERNOON... .REST OF TONIGHT...NW winds 10 to 15 kt with gusts up to 20 kt. Seas around 5 ft. Patchy fog. Vsby 1 NM or less. .THU...N winds 5 to 10 kt, becoming W 10 to 15 kt with gusts up to 20 kt in the afternoon. Seas around 5 ft. Patchy fog in the morning. Rain in the morning with vsby 1 NM or less. .THU NIGHT...NW winds 15 to 20 kt with gusts up to 30 kt. Seas around 5 ft. .FRI...NW winds 15 to 20 kt, diminishing to 10 to 15 kt in the afternoon. Gusts up to 25 kt. Seas around 5 ft, subsiding to 3 ft in the afternoon. .FRI NIGHT...N winds 10 to 15 kt. Gusts up to 20 kt in the evening. Seas around 3 ft. .SAT...NW winds 5 to 10 kt, becoming SW in the afternoon. Seas around 2 ft. .SAT NIGHT...S winds 5 to 10 kt. Gusts up to 20 kt after midnight. Seas 2 to 3 ft. Rain and snow likely after midnight. .SUN...SE winds 15 to 20 kt, increasing to 20 to 25 kt in the afternoon. Gusts up to 35 kt. Seas around 7 ft, building to 9 ft in the afternoon. Rain. Snow in the morning. Vsby 1 NM or less, increasing to 1 to 3 NM in the afternoon. .SUN NIGHT...SW winds 15 to 20 kt, becoming W 25 to 30 kt after midnight. Seas around 8 ft. .MON...W winds 25 to 35 kt, increasing to 30 to 40 kt in the afternoon. Gusts up to 50 kt. Seas 10 to 11 ft. .MON NIGHT...NW winds 30 to 40 kt with gusts up to 50 kt, diminishing to 25 to 30 kt with gusts up to 40 kt after midnight. Seas 10 to 11 ft. A chance of light freezing spray after midnight. Seas are reported as significant wave height, which is the average of the highest third of the waves. Individual wave heights may be more than twice the significant wave height. $$ ANZ251-221515- Massachusetts Bay and Ipswich Bay- 932 PM EST Thu Feb 21 2019 ...SMALL CRAFT ADVISORY IN EFFECT UNTIL 9 AM EST FRIDAY... .REST OF TONIGHT...NW winds 10 to 15 kt with gusts up to 20 kt. Seas around 3 ft. Patchy fog. Vsby 1 NM or less. .THU...N winds 5 to 10 kt, becoming W 10 to 15 kt with gusts up to 20 kt in the afternoon. Seas around 3 ft. Patchy fog in the morning. Rain in the morning with vsby 1 NM or less. .THU NIGHT...W winds 10 to 15 kt with gusts up to 30 kt. Seas around 3 ft. .FRI...NW winds 10 to 15 kt with gusts up to 25 kt. Seas 2 to 3 ft. .FRI NIGHT...NW winds 10 to 15 kt. Gusts up to 20 kt in the evening. Seas around 2 ft. .SAT...NW winds 5 to 10 kt, becoming SW in the afternoon. Seas around 2 ft in the morning, then 1 foot or less. .SAT NIGHT...S winds 5 to 10 kt. Gusts up to 20 kt after midnight. Seas 1 foot or less, then around 2 ft after midnight. Rain and snow likely after midnight. .SUN...SE winds 10 to 15 kt with gusts up to 30 kt. Seas 6 to 7 ft. Rain. Snow in the morning. Vsby 1 NM or less, increasing to 1 to 3 NM in the afternoon. .SUN NIGHT...W winds 10 to 15 kt, increasing to 20 to 25 kt after midnight. Gusts up to 30 kt. Seas 5 to 6 ft. .MON...W winds 25 to 30 kt with gusts up to 45 kt. Seas around 5 ft. .MON NIGHT...NW winds 25 to 30 kt, diminishing to 20 to 25 kt after midnight. Gusts up to 45 kt. Seas 5 to 6 ft. A chance of light freezing spray after midnight. 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. $$ ANZ231-221515- Cape Cod Bay- 932 PM EST Thu Feb 21 2019 ...SMALL CRAFT ADVISORY IN EFFECT UNTIL 9 AM EST FRIDAY... .REST OF TONIGHT...NW winds 10 to 15 kt with gusts up to 20 kt. Seas around 2 ft. Patchy fog. Vsby 1 NM or less. .THU...NW winds 10 to 15 kt. Gusts up to 20 kt in the afternoon. Seas around 2 ft. Patchy fog in the morning. Rain in the morning with vsby 1 NM or less. .THU NIGHT...W winds 10 to 15 kt with gusts up to 25 kt. Seas around 3 ft. .FRI...NW winds 10 to 15 kt with gusts up to 25 kt. Seas around 3 ft. .FRI NIGHT...N winds 5 to 10 kt. Seas around 2 ft. .SAT...N winds around 5 kt, becoming SW in the afternoon. Seas around 2 ft in the morning, then 1 foot or less. .SAT NIGHT...S winds around 5 kt. Gusts up to 20 kt after midnight. Seas 1 foot or less, then around 2 ft after midnight. Rain and snow likely after midnight. .SUN...S winds 5 to 10 kt with gusts up to 30 kt. Seas around 4 ft. Rain. Vsby 1 to 3 NM. .SUN NIGHT...W winds 15 to 20 kt with gusts up to 25 kt, increasing to 20 to 25 kt with gusts up to 35 kt after midnight. Seas 4 to 5 ft. .MON...W winds 25 to 30 kt with gusts up to 45 kt. Seas 6 to 7 ft. .MON NIGHT...W winds 25 to 30 kt, becoming NW 20 to 25 kt after midnight. Gusts up to 45 kt, decreasing to 40 kt after midnight. Seas 6 to 7 ft. A chance of light freezing spray after midnight. Seas are reported as significant wave height, which is the average of the highest third of the waves. Individual wave heights may be more than twice the significant wave height. $$ ANZ254-221515- Coastal waters from Provincetown MA to Chatham MA to Nantucket MA out 20 nm- 932 PM EST Thu Feb 21 2019 ...SMALL CRAFT ADVISORY IN EFFECT THROUGH FRIDAY AFTERNOON... .REST OF TONIGHT...W winds 15 to 20 kt with gusts up to 35 kt. Seas around 6 ft. Patchy fog. Vsby 1 NM or less. .THU...W winds 15 to 20 kt with gusts up to 35 kt, diminishing to 10 to 15 kt with gusts up to 25 kt in the afternoon. Seas around 6 ft. Patchy fog in the morning. Rain in the morning with vsby 1 NM or less. .THU NIGHT...W winds 15 to 20 kt with gusts up to 30 kt. Seas around 6 ft. .FRI...NW winds 15 to 20 kt, diminishing to 10 to 15 kt in the afternoon. Gusts up to 30 kt. Seas 5 to 6 ft. .FRI NIGHT...N winds 10 to 15 kt. Gusts up to 20 kt in the evening. Seas around 3 ft. .SAT...N winds 5 to 10 kt, becoming SW in the afternoon. Seas 2 to 3 ft. .SAT NIGHT...S winds 5 to 10 kt. Gusts up to 20 kt after midnight. Seas 2 to 3 ft. Rain likely with a chance of snow after midnight. .SUN...S winds 5 to 10 kt, increasing to 10 to 15 kt in the afternoon. Gusts up to 35 kt. Seas around 7 ft, building to 9 ft in the afternoon. Rain. Freezing rain in the morning. Vsby 1 to 3 NM in the afternoon. .SUN NIGHT...W winds 20 to 25 kt. Gusts up to 30 kt, increasing to 40 kt after midnight. Seas 9 to 10 ft. S and E of Nantucket, seas around 11 ft, building to 14 ft after midnight. .MON...W winds 25 to 35 kt with gusts up to 50 kt. Seas around 11 ft, building to 13 ft in the afternoon. S and E of Nantucket, seas around 16 ft. .MON NIGHT...NW winds 25 to 35 kt. Gusts up to 50 kt, decreasing to 40 kt after midnight. Seas 12 to 13 ft. A chance of light freezing spray after midnight. 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. $$ ANZ255-221515- Coastal Waters extending out to 25 nm South of Marthas Vineyard and Nantucket- 932 PM EST Thu Feb 21 2019 ...SMALL CRAFT ADVISORY IN EFFECT THROUGH FRIDAY AFTERNOON... .REST OF TONIGHT...W winds 20 to 25 kt with gusts up to 35 kt. Seas around 7 ft. Patchy fog. Vsby 1 NM or less. .THU...W winds 20 to 25 kt with gusts up to 35 kt, diminishing to 10 to 15 kt with gusts up to 25 kt in the afternoon. Seas around 7 ft. Patchy fog in the morning with vsby 1 NM or less. .THU NIGHT...W winds 10 to 15 kt with gusts up to 30 kt. Seas around 6 ft. .FRI...NW winds 10 to 15 kt with gusts up to 25 kt. Seas around 6 ft, subsiding to 4 ft in the afternoon. .FRI NIGHT...N winds 5 to 10 kt. Seas around 3 ft. .SAT...NE winds 5 to 10 kt, becoming S in the afternoon. Seas 2 to 3 ft. .SAT NIGHT...SE winds 5 to 10 kt. Gusts up to 25 kt after midnight. Seas around 2 ft, building to 4 ft after midnight. Rain after midnight. .SUN...S winds 10 to 15 kt, becoming SW 15 to 20 kt in the afternoon. Gusts up to 30 kt. Seas 7 to 8 ft. Rain. Vsby 1 to 3 NM. .SUN NIGHT...W winds 20 to 25 kt with gusts up to 30 kt, increasing to 25 to 30 kt with gusts up to 40 kt after midnight. Seas around 11 ft, building to 13 ft after midnight. .MON...W winds 25 to 30 kt, increasing to 30 to 35 kt in the afternoon. Gusts up to 50 kt. Seas 14 to 15 ft. .MON NIGHT...NW winds 25 to 35 kt. Gusts up to 50 kt, decreasing to 40 kt after midnight. Seas around 13 ft, subsiding to 11 ft after midnight. A chance of light freezing spray after midnight. Seas are reported as significant wave height, which is the average of the highest third of the waves. Individual wave heights may be more than twice the significant wave height. $$ ANZ256-221515- Coastal Waters from Montauk NY to Marthas Vineyard extending out to 20 nm South of Block Island- 932 PM EST Thu Feb 21 2019 ...SMALL CRAFT ADVISORY IN EFFECT THROUGH FRIDAY AFTERNOON... .REST OF TONIGHT...W winds 15 to 20 kt with gusts up to 30 kt. Seas around 7 ft. Patchy fog. Vsby 1 NM or less. .THU...W 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 around 7 ft. Patchy fog in the morning with vsby 1 NM or less. .THU NIGHT...W winds 10 to 15 kt with gusts up to 25 kt. Seas around 7 ft, subsiding to 5 ft after midnight. .FRI...NW winds 10 to 15 kt with gusts up to 25 kt. Seas 4 to 5 ft. .FRI NIGHT...N winds 5 to 10 kt. Seas around 3 ft. .SAT...NE winds 5 to 10 kt, becoming SE in the afternoon. Seas around 2 ft. .SAT NIGHT...SE winds 5 to 10 kt, increasing to 10 to 15 kt with gusts up to 25 kt after midnight. Seas around 2 ft, building to 4 ft after midnight. Rain after midnight. .SUN...S winds 10 to 15 kt, becoming SW 15 to 20 kt in the afternoon. Gusts up to 30 kt. Seas 7 to 8 ft. Rain. Vsby 1 to 3 NM. .SUN NIGHT...W winds 20 to 25 kt with gusts up to 30 kt, increasing to 25 to 30 kt with gusts up to 40 kt after midnight. Seas around 10 ft, building to 13 ft after midnight. .MON...W winds 25 to 35 kt, becoming 30 to 35 kt in the afternoon. Gusts up to 45 kt, increasing to 50 kt in the afternoon. Seas around 14 ft. .MON NIGHT...NW winds 25 to 35 kt with gusts up to 45 kt, diminishing to 20 to 25 kt with gusts up to 35 kt after midnight. Seas around 12 ft, subsiding to 10 ft after midnight. 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. $$ ANZ232-221515- Nantucket Sound- 932 PM EST Thu Feb 21 2019 ...SMALL CRAFT ADVISORY IN EFFECT UNTIL 7 AM EST FRIDAY... .REST OF TONIGHT...W winds 15 to 20 kt with gusts up to 30 kt. Seas around 3 ft. Patchy fog. Vsby 1 NM or less. .THU...NW winds 15 to 20 kt with gusts up to 30 kt, becoming W 10 to 15 kt with gusts up to 20 kt in the afternoon. Seas around 3 ft. Patchy fog in the morning. Rain in the morning with vsby 1 NM or less. .THU NIGHT...W winds 10 to 15 kt with gusts up to 25 kt. Seas around 3 ft. .FRI...NW winds 10 to 15 kt with gusts up to 25 kt. Seas 2 to 3 ft. .FRI NIGHT...N winds 5 to 10 kt. Seas 1 foot or less. .SAT...NE winds 5 to 10 kt, becoming S in the afternoon. Seas 1 foot or less. .SAT NIGHT...SE winds 5 to 10 kt. Gusts up to 20 kt after midnight. Seas 1 foot or less, then around 2 ft after midnight. Rain with a chance of snow after midnight. .SUN...S winds 5 to 10 kt, becoming SW 10 to 15 kt in the afternoon. Gusts up to 30 kt. Seas around 4 ft. Rain. Vsby 1 to 3 NM. .SUN NIGHT...W winds 15 to 20 kt, increasing to 20 to 25 kt after midnight. Gusts up to 35 kt. Seas 5 to 6 ft. .MON...W winds 25 to 30 kt with gusts up to 45 kt. Seas around 7 ft. .MON NIGHT...W winds 25 to 30 kt with gusts up to 45 kt, becoming NW 20 to 25 kt with gusts up to 35 kt after midnight. Seas 5 to 6 ft. A chance of light freezing spray after midnight. Seas are reported as significant wave height, which is the average of the highest third of the waves. Individual wave heights may be more than twice the significant wave height. $$ ANZ233-221515- Vineyard Sound- 932 PM EST Thu Feb 21 2019 ...SMALL CRAFT ADVISORY IN EFFECT UNTIL 7 AM EST FRIDAY... .REST OF TONIGHT...W winds 10 to 15 kt with gusts up to 20 kt. Seas around 4 ft. Patchy fog. Vsby 1 NM or less. .THU...NW winds 10 to 15 kt, becoming W in the afternoon. Gusts up to 20 kt. Seas around 4 ft. Patchy fog in the morning. Rain in the morning with vsby 1 NM or less. .THU NIGHT...W winds 10 to 15 kt with gusts up to 25 kt. Seas around 4 ft. .FRI...NW winds 10 to 15 kt, diminishing to 5 to 10 kt in the afternoon. Gusts up to 25 kt. Seas 2 to 3 ft. .FRI NIGHT...N winds 5 to 10 kt. Seas around 2 ft in the evening, then 1 foot or less. .SAT...NE winds 5 to 10 kt, becoming S in the afternoon. Seas 1 foot or less. .SAT NIGHT...SE winds 5 to 10 kt. Gusts up to 20 kt after midnight. Seas 1 foot or less, then around 2 ft after midnight. Rain with a chance of snow after midnight. .SUN...S winds 10 to 15 kt, becoming SW 15 to 20 kt in the afternoon. Gusts up to 30 kt. Seas around 4 ft. Rain. Vsby 1 to 3 NM. .SUN NIGHT...W winds 20 to 25 kt with gusts up to 35 kt. Seas 6 to 7 ft. .MON...W winds 25 to 30 kt with gusts up to 45 kt. Seas around 8 ft. .MON NIGHT...W winds 25 to 30 kt with gusts up to 45 kt, becoming NW 20 to 25 kt with gusts up to 35 kt after midnight. Seas around 7 ft, subsiding to 5 ft after midnight. A chance of light freezing spray after midnight. 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. $$ ANZ234-221515- Buzzards Bay- 932 PM EST Thu Feb 21 2019 ...SMALL CRAFT ADVISORY IN EFFECT UNTIL 7 AM EST FRIDAY... .REST OF TONIGHT...NW winds 10 to 15 kt with gusts up to 20 kt. Seas around 3 ft. Patchy fog. Vsby 1 NM or less. .THU...NW winds 10 to 15 kt, becoming W 5 to 10 kt with gusts up to 20 kt in the afternoon. Seas around 3 ft. Patchy fog in the morning. Rain in the morning with vsby 1 NM or less. .THU NIGHT...W winds 10 to 15 kt with gusts up to 25 kt. Seas around 3 ft. .FRI...NW winds 10 to 15 kt, diminishing to 5 to 10 kt in the afternoon. Gusts up to 20 kt. Seas 2 to 3 ft. .FRI NIGHT...N winds 5 to 10 kt. Seas 1 foot or less. .SAT...N winds around 5 kt, becoming S in the afternoon. Seas 1 foot or less. .SAT NIGHT...SE winds 5 to 10 kt. Gusts up to 20 kt after midnight. Seas 1 foot or less, then around 2 ft after midnight. Rain with a chance of snow after midnight. .SUN...S winds 10 to 15 kt with gusts up to 25 kt. Seas around 4 ft. Rain. Vsby 1 to 3 NM. .SUN NIGHT...W winds 15 to 20 kt with gusts up to 30 kt. Seas around 4 ft, building to 6 ft after midnight. .MON...W winds 25 to 30 kt with gusts up to 45 kt. Seas around 6 ft. .MON NIGHT...W winds 20 to 25 kt with gusts up to 40 kt, becoming NW 15 to 20 kt with gusts up to 30 kt after midnight. Seas 4 to 5 ft. A chance of light freezing spray after midnight. Seas are reported as significant wave height, which is the average of the highest third of the waves. Individual wave heights may be more than twice the significant wave height. $$ ANZ235-221515- Rhode Island Sound- 932 PM EST Thu Feb 21 2019 ...SMALL CRAFT ADVISORY IN EFFECT UNTIL 7 AM EST FRIDAY... .REST OF TONIGHT...W winds 10 to 15 kt with gusts up to 20 kt. Seas around 6 ft. Patchy fog. Vsby 1 NM or less. .THU...NW winds 10 to 15 kt, becoming W in the afternoon. Gusts up to 20 kt. Seas around 6 ft. Patchy fog in the morning with vsby 1 NM or less. .THU NIGHT...NW winds 10 to 15 kt with gusts up to 25 kt. Seas around 5 ft. .FRI...NW winds 10 to 15 kt with gusts up to 25 kt. Seas 3 to 4 ft. .FRI NIGHT...N winds 5 to 10 kt. Seas around 2 ft. .SAT...NE winds 5 to 10 kt, becoming S in the afternoon. Seas around 2 ft in the morning, then 1 foot or less. .SAT NIGHT...S winds 5 to 10 kt, becoming SE 10 to 15 kt with gusts up to 25 kt after midnight. Seas around 2 ft, building to 4 ft after midnight. Rain after midnight. .SUN...S winds 10 to 15 kt, becoming SW 15 to 20 kt in the afternoon. Gusts up to 30 kt. Seas around 6 ft. Rain. Vsby 1 to 3 NM. .SUN NIGHT...W winds 20 to 25 kt with gusts up to 35 kt. Seas around 8 ft, building to 10 ft after midnight. .MON...W winds 25 to 35 kt with gusts up to 45 kt. Seas around 10 ft. .MON NIGHT...NW winds 25 to 30 kt with gusts up to 45 kt, diminishing to 20 to 25 kt with gusts up to 35 kt after midnight. Seas around 9 ft, subsiding to 7 ft after midnight. A chance of light freezing spray after midnight. 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. $$ ANZ237-221515- Block Island Sound- 932 PM EST Thu Feb 21 2019 ...SMALL CRAFT ADVISORY IN EFFECT UNTIL 7 AM EST FRIDAY... .REST OF TONIGHT...W winds 10 to 15 kt with gusts up to 20 kt. Seas around 6 ft. .THU...NW winds 10 to 15 kt, becoming W in the afternoon. Gusts up to 20 kt. Seas around 5 ft. Patchy fog in the morning with vsby 1 NM or less. .THU NIGHT...W winds 5 to 10 kt, becoming NW 10 to 15 kt after midnight. Gusts up to 25 kt. Seas around 6 ft, subsiding to 4 ft after midnight. .FRI...NW winds 10 to 15 kt, diminishing to 5 to 10 kt in the afternoon. Gusts up to 25 kt. Seas 3 to 4 ft. .FRI NIGHT...N winds 5 to 10 kt. Seas around 2 ft. .SAT...NE winds 5 to 10 kt, becoming S in the afternoon. Seas around 2 ft in the morning, then 1 foot or less. .SAT NIGHT...SE winds 5 to 10 kt. Gusts up to 25 kt after midnight. Seas around 2 ft, building to 4 ft after midnight. A chance of rain in the evening, then rain after midnight. .SUN...S winds 10 to 15 kt, becoming SW 15 to 20 kt in the afternoon. Gusts up to 30 kt. Seas around 6 ft. Rain. Vsby 1 to 3 NM. .SUN NIGHT...W winds 20 to 25 kt with gusts up to 35 kt. Seas around 7 ft, building to 9 ft after midnight. .MON...W winds 25 to 30 kt with gusts up to 45 kt. Seas around 9 ft. .MON NIGHT...NW winds 25 to 30 kt with gusts up to 45 kt, diminishing to 15 to 20 kt with gusts up to 35 kt after midnight. Seas 6 to 7 ft. Seas are reported as significant wave height, which is the average of the highest third of the waves. Individual wave heights may be more than twice the significant wave height. $$ ANZ230-221515- Boston Harbor- 932 PM EST Thu Feb 21 2019 .REST OF TONIGHT...NW winds 10 to 15 kt with gusts up to 20 kt. Waves around 2 ft. Patchy fog. Vsby 1 NM or less. .THU...N winds around 5 kt, becoming W 10 to 15 kt with gusts up to 20 kt in the afternoon. Waves around 2 ft. Patchy fog in the morning. Rain in the morning with vsby 1 NM or less. .THU NIGHT...W winds 10 to 15 kt with gusts up to 25 kt. Waves around 2 ft. .FRI...NW winds 10 to 15 kt with gusts up to 25 kt. Waves around 2 ft in the morning, then 1 foot or less. .FRI NIGHT...NW winds 5 to 10 kt. Waves 1 foot or less. .SAT...NW winds around 5 kt, becoming SW around 5 kt in the afternoon. Waves 1 foot or less. .SAT NIGHT...S winds around 5 kt. Waves 1 foot or less. Rain and snow after midnight. .SUN...SE winds 5 to 10 kt with gusts up to 25 kt. Waves around 3 ft. Rain. Snow in the morning. Vsby 1 to 3 NM. .SUN NIGHT...W winds 10 to 15 kt. Gusts up to 30 kt. Waves around 2 ft. .MON...W winds 20 to 25 kt with gusts up to 40 kt. Waves around 2 ft. .MON NIGHT...NW winds 20 to 25 kt with gusts up to 40 kt, diminishing to 15 to 20 kt with gusts up to 30 kt after midnight. 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. $$ ANZ236-221515- Narragansett Bay- 932 PM EST Thu Feb 21 2019 .REST OF TONIGHT...NW winds 10 to 15 kt with gusts up to 20 kt. Waves around 4 ft. .THU...NW winds 10 to 15 kt. Gusts up to 20 kt in the afternoon. Waves around 4 ft. Patchy fog in the morning with vsby 1 to 3 NM. .THU NIGHT...NW winds 5 to 10 kt with gusts up to 20 kt. Waves around 3 ft. .FRI...NW winds 5 to 10 kt with gusts up to 20 kt. Waves 2 to 3 ft. .FRI NIGHT...N winds around 5 kt. Waves around 2 ft in the evening, then 1 foot or less. .SAT...NE winds around 5 kt, becoming S around 5 kt in the afternoon. Waves 1 foot or less. .SAT NIGHT...SE winds around 5 kt. Gusts up to 20 kt after midnight. Waves 1 foot or less, then around 3 ft after midnight. Rain with a chance of snow after midnight. .SUN...S winds 5 to 10 kt, becoming SW 10 to 15 kt in the afternoon. Gusts up to 25 kt. Waves around 5 ft. Rain. Vsby 1 to 3 NM in the morning. .SUN NIGHT...W winds 15 to 20 kt with gusts up to 30 kt. Waves around 5 ft. .MON...W winds 20 to 25 kt, increasing to 25 to 30 kt in the afternoon. Gusts up to 40 kt. Waves around 6 ft, subsiding to 3 ft in the afternoon. At the bay entrance, waves around 7 ft. .MON NIGHT...NW winds 20 to 25 kt with gusts up to 40 kt, diminishing to 15 to 20 kt with gusts up to 30 kt after midnight. Waves around 3 ft. At the bay entrance, waves around 6 ft, subsiding to 4 ft after midnight. Seas are reported as significant wave height, which is the average of the highest third of the waves. Individual wave heights may be more than twice the significant wave height. $$ 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

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