Coastal Waters Forecast
Issued by NWS Boston, MA
Issued by NWS Boston, MA
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253 FZUS51 KBOX 222304 CWFBOX Coastal Waters Forecast for Massachusetts and Rhode Island National Weather Service Boston/Norton MA 704 PM EDT Sat Jun 22 2024 Coastal waters from the Merrimack River MA to Watch Hill RI out to 25 NM ANZ200-231200- 704 PM EDT Sat Jun 22 2024 .Synopsis for Massachusetts and Rhode Island coastal waters... High pressure to the south of New England will result in southwest winds across the waters this weekend. A cold front moves across New England Monday. High pressure builds back in on Tuesday, then slides offshore midweek, followed by another frontal passage Thursday. $$ ANZ250-231200- Coastal waters east of Ipswich Bay and the Stellwagen Bank National Marine Sanctuary- 704 PM EDT Sat Jun 22 2024 ...SMALL CRAFT ADVISORY IN EFFECT FROM SUNDAY AFTERNOON THROUGH SUNDAY EVENING... .TONIGHT...E winds 5 to 10 kt. Seas around 2 ft. Wave Detail: NE 1 foot at 4 seconds and SE 1 foot at 9 seconds. Patchy fog. Showers likely, mainly this evening. Vsby 1 NM or less. .SUN...S winds 10 to 15 kt with gusts up to 20 kt, increasing to 20 to 25 kt with gusts up to 30 kt in the afternoon. Seas around 2 ft, building to 3 to 5 ft in the afternoon. Wave Detail: S 1 foot at 3 seconds and E 1 foot at 4 seconds, becoming S 4 ft at 4 seconds and E 1 foot at 4 seconds. Patchy fog in the morning. A chance of showers in the morning with vsby 1 NM or less. .SUN NIGHT...SW winds 20 to 25 kt, diminishing to 15 to 20 kt after midnight. Gusts up to 30 kt. Seas 4 to 6 ft. Wave Detail: S 4 ft at 6 seconds. A chance of showers. .MON...W winds 10 to 15 kt. Gusts up to 25 kt in the morning. Seas 4 to 6 ft, subsiding to 2 to 4 ft in the afternoon. Wave Detail: SW 3 ft at 4 seconds and SE 3 ft at 8 seconds, becoming SE 3 ft at 8 seconds and W 2 ft at 4 seconds. .MON NIGHT...NW winds around 10 kt. Seas 2 to 4 ft. Wave Detail: NW 2 ft at 3 seconds and SE 2 ft at 9 seconds. A chance of showers in the evening. .TUE AND TUE NIGHT...SW winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to 3 ft. Wave Detail: SW 2 ft at 3 seconds and SE 2 ft at 8 seconds. .WED...SW winds 15 to 20 kt with gusts up to 25 kt. Seas 3 to 5 ft. .WED NIGHT...SW winds 10 to 15 kt with gusts up to 25 kt. Seas 3 to 5 ft. Showers likely with a chance of tstms. .THU...SW winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to 4 ft. Showers likely. .THU NIGHT...NE winds around 10 kt. Seas 2 to 3 ft. A chance of showers. Winds and seas higher in and near tstms. 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. $$ ANZ251-231200- Massachusetts Bay and Ipswich Bay- 704 PM EDT Sat Jun 22 2024 ...SMALL CRAFT ADVISORY IN EFFECT FROM SUNDAY AFTERNOON THROUGH SUNDAY EVENING... .TONIGHT...NE winds 5 to 10 kt, becoming E after midnight. Seas 1 foot or less. Wave Detail: NE 1 foot at 4 seconds and E 1 foot at 9 seconds. Patchy fog. A chance of showers with isolated tstms this evening, then a slight chance of showers after midnight. Some tstms may produce heavy rainfall this evening. Vsby 1 NM or less. .SUN...S winds 5 to 10 kt, increasing to 15 to 20 kt with gusts up to 25 kt in the afternoon. Seas 2 to 3 ft. Wave Detail: S 3 ft at 4 seconds and NE 1 foot at 4 seconds. Patchy fog in the morning. A chance of showers in the morning with vsby 1 NM or less. .SUN NIGHT...SW winds 15 to 20 kt with gusts up to 25 kt. Seas 2 to 4 ft. Wave Detail: SE 3 ft at 4 seconds and SE 2 ft at 10 seconds. A chance of showers. Vsby 1 to 3 NM. .MON...W winds 10 to 15 kt. Gusts up to 20 kt in the morning. Seas 2 to 3 ft. Wave Detail: SW 2 ft at 4 seconds and SE 1 foot at 9 seconds. A chance of showers in the afternoon. .MON NIGHT...NW winds around 10 kt. Seas 2 to 3 ft. Wave Detail: NW 1 foot at 3 seconds and SE 1 foot at 9 seconds. A chance of showers in the evening. .TUE AND TUE NIGHT...SW winds 10 to 15 kt. Seas around 2 ft. Wave Detail: SW 2 ft at 3 seconds and N 1 foot at 3 seconds. .WED...SW winds 10 to 15 kt with gusts up to 25 kt. Seas 2 to 3 ft. .WED NIGHT...SW winds 10 to 15 kt with gusts up to 25 kt. Seas 2 to 3 ft. Showers likely with a chance of tstms. .THU...S winds 5 to 10 kt. Seas around 2 ft. Showers likely. .THU NIGHT...N winds 5 to 10 kt. Seas around 2 ft. A chance of showers. Winds and seas higher in and near tstms. 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. $$ ANZ231-231200- Cape Cod Bay- 704 PM EDT Sat Jun 22 2024 ...SMALL CRAFT ADVISORY IN EFFECT FROM SUNDAY AFTERNOON THROUGH MONDAY MORNING... .TONIGHT...NE winds around 5 kt. Seas 1 foot or less. Wave Detail: N 1 foot at 3 seconds and SW 1 foot at 3 seconds. Patchy fog. Showers likely with isolated tstms this evening. A chance of showers after midnight. Some tstms may produce heavy rainfall this evening. Vsby 1 NM or less. .SUN...S winds 10 to 15 kt, becoming SW 15 to 20 kt in the afternoon. Gusts up to 25 kt. Seas 2 to 4 ft. Wave Detail: SW 3 ft at 3 seconds and S 2 ft at 9 seconds. Patchy fog in the morning with vsby 1 NM or less. .SUN NIGHT...SW winds 15 to 20 kt with gusts up to 25 kt. Seas 3 to 4 ft. Wave Detail: SW 3 ft at 4 seconds and S 3 ft at 8 seconds. A chance of showers. .MON...W winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to 3 ft. Wave Detail: SW 2 ft at 4 seconds and S 2 ft at 9 seconds. A chance of showers in the morning. .MON NIGHT...NW winds around 10 kt. Seas 2 to 3 ft. Wave Detail: S 2 ft at 9 seconds and NW 1 foot at 3 seconds. A chance of showers in the evening. .TUE AND TUE NIGHT...SW winds 5 to 10 kt. Seas around 2 ft. Wave Detail: N 1 foot at 3 seconds and S 1 foot at 8 seconds. .WED...SW winds 10 to 15 kt with gusts up to 25 kt. Seas 2 to 4 ft. .WED NIGHT...SW winds 10 to 15 kt with gusts up to 25 kt. Seas 2 to 4 ft. A chance of showers and tstms. .THU AND THU NIGHT...SW winds 5 to 10 kt, becoming NW. Seas around 2 ft. A chance of showers. Winds and seas higher in and near tstms. Seas are reported as significant wave height, which is the average of the highest third of the waves. Individual wave heights may be more than twice the significant wave height. $$ ANZ254-231200- Coastal waters from Provincetown MA to Chatham MA to Nantucket MA out 20 nm- 704 PM EDT Sat Jun 22 2024 ...SMALL CRAFT ADVISORY IN EFFECT FROM SUNDAY MORNING THROUGH MONDAY EVENING... .TONIGHT...E winds around 5 kt, becoming S after midnight. Seas 2 to 3 ft. Wave Detail: SW 2 ft at 5 seconds and SE 2 ft at 8 seconds. Patchy fog. A chance of showers. Vsby 1 NM or less. .SUN...S winds 15 to 20 kt, becoming SW 20 to 25 kt in the afternoon. Gusts up to 30 kt. Seas 4 to 6 ft. Wave Detail: SE 5 ft at 9 seconds and S 4 ft at 5 seconds. Patchy fog in the morning with vsby 1 NM or less. .SUN NIGHT...SW winds 20 to 25 kt with gusts up to 30 kt. Seas 5 to 8 ft. Wave Detail: S 7 ft at 7 seconds and SW 2 ft at 4 seconds. A chance of showers. Vsby 1 NM or less in the evening. .MON...SW winds 15 to 20 kt, diminishing to 10 to 15 kt in the afternoon. Gusts up to 25 kt. Seas 5 to 7 ft. Wave Detail: S 7 ft at 9 seconds and W 2 ft at 4 seconds. A chance of showers in the morning with vsby 1 to 3 NM. .MON NIGHT...NW winds around 10 kt. Seas 4 to 6 ft. Wave Detail: S 5 ft at 9 seconds and W 1 foot at 4 seconds. .TUE AND TUE NIGHT...SW winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to 4 ft. Wave Detail: S 4 ft at 8 seconds and W 2 ft at 3 seconds. .WED...SW winds 15 to 20 kt with gusts up to 25 kt. Seas 2 to 4 ft. .WED NIGHT...SW winds 15 to 20 kt with gusts up to 25 kt. Seas 3 to 5 ft. A chance of showers. .THU AND THU NIGHT...SW winds 10 to 15 kt with gusts up to 20 kt, becoming W 5 to 10 kt. Seas 2 to 4 ft. A chance of showers. 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. $$ ANZ255-231200- Coastal Waters extending out to 25 nm South of Marthas Vineyard and Nantucket- 704 PM EDT Sat Jun 22 2024 ...SMALL CRAFT ADVISORY IN EFFECT FROM SUNDAY MORNING THROUGH MONDAY EVENING... .TONIGHT...SW winds 5 to 10 kt. Seas 2 to 3 ft. Wave Detail: S 3 ft at 7 seconds. Patchy dense fog. A chance of showers. Vsby 1 NM or less. .SUN...SW winds 15 to 20 kt, increasing to 20 to 25 kt in the afternoon. Gusts up to 30 kt. Seas 3 to 5 ft, building to 5 to 7 ft in the afternoon. Wave Detail: SE 5 ft at 9 seconds and SW 4 ft at 6 seconds, becoming SW 7 ft at 6 seconds. Patchy dense fog in the morning with vsby 1 NM or less. .SUN NIGHT...SW winds 25 to 30 kt, diminishing to 20 to 25 kt after midnight. Seas 7 to 10 ft. Wave Detail: SW 10 ft at 8 seconds and SW 2 ft at 4 seconds. A chance of showers. Vsby 1 NM or less in the evening. .MON...SW winds 20 to 25 kt, diminishing to around 15 kt in the afternoon. Seas 7 to 10 ft, subsiding to 5 to 8 ft in the afternoon. Wave Detail: SW 9 ft at 9 seconds and SW 1 foot at 4 seconds, becoming SW 8 ft at 9 seconds and W 1 foot at 4 seconds. A chance of showers in the morning. .MON NIGHT...NW winds 10 to 15 kt. Gusts up to 20 kt in the evening. Seas 5 to 7 ft. Wave Detail: SW 7 ft at 9 seconds and W 1 foot at 3 seconds. .TUE...NW winds around 10 kt, becoming W in the afternoon. Seas 3 to 5 ft. Wave Detail: S 4 ft at 8 seconds and NW 1 foot at 3 seconds. .TUE NIGHT...SW winds 5 to 10 kt, increasing to 10 to 15 kt after midnight. Seas 2 to 3 ft. .WED...SW winds 15 to 20 kt with gusts up to 25 kt. Seas 3 to 4 ft. .WED NIGHT...SW winds 15 to 20 kt with gusts up to 25 kt. Seas 4 to 5 ft. A chance of showers. .THU...SW winds 10 to 15 kt with gusts up to 20 kt. Seas 3 to 5 ft. A chance of showers. .THU NIGHT...W winds around 10 kt. Seas 2 to 4 ft. A chance of showers. 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. $$ ANZ256-231200- Coastal Waters from Montauk NY to Marthas Vineyard extending out to 20 nm South of Block Island- 704 PM EDT Sat Jun 22 2024 ...SMALL CRAFT ADVISORY IN EFFECT FROM SUNDAY MORNING THROUGH MONDAY EVENING... .TONIGHT...S winds 5 to 10 kt. Seas 2 to 4 ft. Wave Detail: S 3 ft at 7 seconds. Patchy fog. A chance of showers. Vsby 1 NM or less. .SUN...SW winds 15 to 20 kt, increasing to 20 to 25 kt in the afternoon. Gusts up to 30 kt. Seas 4 to 6 ft, building to 5 to 8 ft in the afternoon. Wave Detail: SW 5 ft at 6 seconds, becoming S 8 ft at 7 seconds and SW 1 foot at 3 seconds. Patchy fog in the morning. A chance of showers in the morning with vsby 1 NM or less. .SUN NIGHT...SW winds 25 to 30 kt, diminishing to 20 to 25 kt after midnight. Seas 7 to 9 ft. Wave Detail: S 9 ft at 8 seconds and SW 1 foot at 4 seconds. A chance of showers. Vsby 1 NM or less in the evening. .MON...SW winds 15 to 20 kt, becoming W 10 to 15 kt in the afternoon. Gusts up to 25 kt. Seas 6 to 9 ft, subsiding to 5 to 7 ft in the afternoon. Wave Detail: SW 9 ft at 9 seconds and SW 1 foot at 3 seconds, becoming S 7 ft at 9 seconds. A chance of showers in the morning. .MON NIGHT...NW winds 10 to 15 kt. Gusts up to 20 kt in the evening. Seas 5 to 7 ft, subsiding to 4 to 5 ft after midnight. Wave Detail: S 6 ft at 9 seconds, becoming S 5 ft at 8 seconds. .TUE AND TUE NIGHT...SW winds 10 to 15 kt. Seas 3 to 5 ft. Wave Detail: S 4 ft at 8 seconds and SW 1 foot at 3 seconds. .WED...SW winds 15 to 20 kt with gusts up to 25 kt. Seas 3 to 5 ft. .WED NIGHT...SW winds 15 to 20 kt with gusts up to 25 kt. Seas 4 to 5 ft. A chance of showers and tstms. .THU AND THU NIGHT...SW winds 10 to 15 kt with gusts up to 20 kt, becoming W. Seas 3 to 5 ft. A chance of showers. Winds and seas higher in and near tstms. 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. $$ ANZ232-231200- Nantucket Sound- 704 PM EDT Sat Jun 22 2024 ...SMALL CRAFT ADVISORY IN EFFECT FROM SUNDAY MORNING THROUGH MONDAY AFTERNOON... .TONIGHT...E winds around 5 kt, becoming S after midnight. Seas around 2 ft. Wave Detail: N 1 foot at 3 seconds and SW 1 foot at 5 seconds. Patchy fog. A chance of showers. Vsby 1 NM or less. .SUN...SW winds 15 to 20 kt, increasing to 20 to 25 kt in the afternoon. Gusts up to 30 kt. Seas 3 to 5 ft. Wave Detail: SW 4 ft at 4 seconds and S 3 ft at 9 seconds. Patchy fog in the morning with vsby 1 NM or less. .SUN NIGHT...SW winds 20 to 25 kt with gusts up to 30 kt. Seas 4 to 6 ft. Wave Detail: SW 4 ft at 4 seconds and S 4 ft at 7 seconds. A chance of showers. Vsby 1 to 3 NM in the evening. .MON...SW winds 15 to 20 kt with gusts up to 25 kt. Seas 4 to 6 ft. Wave Detail: SW 4 ft at 4 seconds and SW 2 ft at 9 seconds. A chance of showers in the morning with vsby 1 to 3 NM. .MON NIGHT AND TUE...W winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to 4 ft. Wave Detail: W 2 ft at 3 seconds and S 2 ft at 9 seconds. .TUE NIGHT...SW winds 10 to 15 kt. Seas around 2 ft. Wave Detail: SW 2 ft at 3 seconds and N 1 foot at 2 seconds. .WED...SW winds 15 to 20 kt with gusts up to 25 kt. Seas 2 to 3 ft. .WED NIGHT...SW winds 15 to 20 kt with gusts up to 25 kt. Seas 2 to 3 ft. A chance of showers and tstms. .THU AND THU NIGHT...SW winds 10 to 15 kt with gusts up to 20 kt, becoming W. Seas 2 to 3 ft. A chance of showers. Winds and seas higher in and near tstms. Seas are reported as significant wave height, which is the average of the highest third of the waves. Individual wave heights may be more than twice the significant wave height. $$ ANZ233-231200- Vineyard Sound- 704 PM EDT Sat Jun 22 2024 ...SMALL CRAFT ADVISORY IN EFFECT FROM SUNDAY MORNING THROUGH MONDAY AFTERNOON... .TONIGHT...E winds around 5 kt, becoming SE after midnight. Seas around 2 ft. Wave Detail: SW 2 ft at 5 seconds and SE 1 foot at 8 seconds. Patchy fog. Showers likely with isolated tstms this evening, then a chance of showers after midnight. Vsby 1 NM or less. .SUN...SW winds 15 to 20 kt. Gusts up to 30 kt in the afternoon. Seas 3 to 5 ft. Wave Detail: SW 5 ft at 6 seconds. Patchy fog in the morning. A chance of showers in the morning with vsby 1 NM or less. .SUN NIGHT...SW winds 20 to 25 kt with gusts up to 30 kt. Seas 5 to 7 ft. Wave Detail: SW 6 ft at 7 seconds and SW 2 ft at 4 seconds. A chance of showers. .MON...SW winds 15 to 20 kt, becoming W 10 to 15 kt in the afternoon. Gusts up to 25 kt. Seas 4 to 6 ft. Wave Detail: SW 5 ft at 9 seconds and SW 2 ft at 4 seconds. A chance of showers in the morning. .MON NIGHT...NW winds around 10 kt. Seas 2 to 4 ft. Wave Detail: SW 4 ft at 9 seconds and W 1 foot at 3 seconds. .TUE AND TUE NIGHT...SW winds 10 to 15 kt. Seas 2 to 3 ft. Wave Detail: SW 3 ft at 8 seconds and SW 2 ft at 4 seconds. .WED...SW winds 15 to 20 kt with gusts up to 25 kt. Seas 2 to 4 ft. .WED NIGHT...SW winds 15 to 20 kt with gusts up to 25 kt. Seas 3 to 4 ft. A chance of showers and tstms. .THU AND THU NIGHT...SW winds 10 to 15 kt with gusts up to 20 kt, becoming NW 5 to 10 kt. Seas 2 to 3 ft. A chance of showers. Winds and seas higher in and near tstms. 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. $$ ANZ234-231200- Buzzards Bay- 704 PM EDT Sat Jun 22 2024 ...SMALL CRAFT ADVISORY IN EFFECT FROM SUNDAY MORNING THROUGH MONDAY AFTERNOON... .TONIGHT...E winds 5 to 10 kt, becoming SE after midnight. Seas 1 foot or less, then around 2 ft after midnight. Wave Detail: SW 1 foot at 5 seconds and SE 1 foot at 8 seconds, becoming NE 1 foot at 4 seconds and SW 1 foot at 5 seconds. Patchy fog. Showers likely with isolated tstms this evening, then a chance of showers after midnight. Some tstms may produce heavy rainfall this evening. Vsby 1 NM or less. .SUN...SW winds 15 to 20 kt. Gusts up to 30 kt in the afternoon. Seas 2 to 4 ft. Wave Detail: SW 4 ft at 6 seconds and NE 1 foot at 4 seconds. Patchy fog in the morning. A chance of showers in the morning with vsby 1 NM or less. .SUN NIGHT...SW winds 20 to 25 kt, diminishing to 15 to 20 kt after midnight. Gusts up to 30 kt. Seas 3 to 5 ft. Wave Detail: SW 5 ft at 7 seconds and SW 3 ft at 4 seconds. A chance of showers. .MON...SW winds 15 to 20 kt, becoming W 10 to 15 kt in the afternoon. Seas 3 to 5 ft. Wave Detail: SW 4 ft at 9 seconds and SW 2 ft at 4 seconds. A chance of showers in the morning. .MON NIGHT...NW winds around 10 kt. Seas 2 to 4 ft. Wave Detail: SW 3 ft at 9 seconds and W 1 foot at 3 seconds. A chance of showers in the evening. .TUE AND TUE NIGHT...SW winds 10 to 15 kt. Seas around 2 ft. Wave Detail: SW 2 ft at 3 seconds and SW 2 ft at 8 seconds. .WED...SW winds 15 to 20 kt with gusts up to 25 kt. Seas 2 to 4 ft. .WED NIGHT...SW winds 15 to 20 kt with gusts up to 25 kt. Seas 2 to 4 ft. A chance of showers and tstms. .THU AND THU NIGHT...SW winds 10 to 15 kt, becoming NW 5 to 10 kt. Seas 2 to 3 ft. A chance of showers. Winds and seas higher in and near tstms. Seas are reported as significant wave height, which is the average of the highest third of the waves. Individual wave heights may be more than twice the significant wave height. $$ ANZ235-231200- Rhode Island Sound- 704 PM EDT Sat Jun 22 2024 ...SMALL CRAFT ADVISORY IN EFFECT FROM SUNDAY MORNING THROUGH MONDAY AFTERNOON... .TONIGHT...SE winds 5 to 10 kt. Seas 2 to 3 ft. Wave Detail: SE 3 ft at 8 seconds and S 2 ft at 5 seconds. Patchy fog. A chance of showers. Isolated tstms. Some tstms may produce heavy rainfall this evening. Vsby 1 NM or less. .SUN...SW winds 15 to 20 kt, increasing to 20 to 25 kt in the afternoon. Gusts up to 30 kt. Seas 4 to 6 ft. Wave Detail: SW 6 ft at 7 seconds. Patchy fog in the morning. A chance of showers in the morning with vsby 1 NM or less. .SUN NIGHT...SW winds 20 to 25 kt with gusts up to 30 kt. Seas 5 to 8 ft. Wave Detail: S 8 ft at 8 seconds and SW 1 foot at 4 seconds. A chance of showers. .MON...SW winds 15 to 20 kt, becoming W 10 to 15 kt in the afternoon. Gusts up to 25 kt. Seas 5 to 7 ft. Wave Detail: S 7 ft at 9 seconds and W 1 foot at 4 seconds. A chance of showers in the morning. .MON NIGHT...NW winds 10 to 15 kt. Seas 4 to 5 ft, subsiding to 2 to 4 ft after midnight. Wave Detail: S 5 ft at 9 seconds and NW 1 foot at 4 seconds, becoming S 4 ft at 8 seconds and NW 1 foot at 5 seconds. .TUE AND TUE NIGHT...SW winds 10 to 15 kt. Seas 2 to 4 ft. Wave Detail: S 4 ft at 8 seconds and SW 2 ft at 3 seconds. .WED...SW winds 15 to 20 kt with gusts up to 25 kt. Seas 2 to 4 ft. .WED NIGHT...SW winds 15 to 20 kt with gusts up to 25 kt. Seas 3 to 5 ft. A chance of showers and tstms. .THU AND THU NIGHT...SW winds 10 to 15 kt with gusts up to 20 kt, becoming NW. Seas 2 to 4 ft. A chance of showers. Winds and seas higher in and near tstms. 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. $$ ANZ237-231200- Block Island Sound- 704 PM EDT Sat Jun 22 2024 ...SMALL CRAFT ADVISORY IN EFFECT FROM SUNDAY MORNING THROUGH MONDAY AFTERNOON... .TONIGHT...SE winds 5 to 10 kt. Seas 2 to 3 ft. Wave Detail: S 3 ft at 6 seconds. Patchy fog. A slight chance of showers with isolated tstms this evening. A chance of showers with isolated tstms after midnight. Some tstms may produce heavy rainfall this evening. Vsby 1 NM or less. .SUN...S winds 10 to 15 kt, becoming SW 15 to 20 kt in the afternoon. Gusts up to 30 kt. Seas 2 to 4 ft, building to 4 to 6 ft in the afternoon. Wave Detail: S 4 ft at 6 seconds, becoming S 6 ft at 7 seconds and SW 1 foot at 4 seconds. Patchy fog in the morning. A chance of showers in the morning with vsby 1 NM or less. .SUN NIGHT...SW winds 20 to 25 kt, diminishing to 15 to 20 kt after midnight. Gusts up to 30 kt. Seas 5 to 7 ft. Wave Detail: S 6 ft at 8 seconds and SW 2 ft at 4 seconds. A chance of showers. Vsby 1 to 3 NM in the evening. .MON...W winds 10 to 15 kt with gusts up to 20 kt. Seas 5 to 7 ft. Wave Detail: S 6 ft at 9 seconds and W 2 ft at 4 seconds. A chance of showers in the morning. .MON NIGHT...NW winds 5 to 10 kt. Seas 3 to 5 ft. Wave Detail: S 5 ft at 9 seconds. .TUE AND TUE NIGHT...SW winds 5 to 10 kt. Seas 2 to 3 ft. Wave Detail: S 3 ft at 8 seconds and W 1 foot at 2 seconds. .WED...SW winds 10 to 15 kt with gusts up to 25 kt. Seas 2 to 4 ft. .WED NIGHT...SW winds 10 to 15 kt with gusts up to 25 kt. Seas 3 to 5 ft. A chance of showers and tstms. .THU AND THU NIGHT...SW winds around 10 kt, becoming NW. Seas 2 to 4 ft. A chance of showers. Winds and seas higher in and near tstms. Seas are reported as significant wave height, which is the average of the highest third of the waves. Individual wave heights may be more than twice the significant wave height. $$ ANZ230-231200- Boston Harbor- 704 PM EDT Sat Jun 22 2024 ...SMALL CRAFT ADVISORY IN EFFECT FROM SUNDAY AFTERNOON THROUGH SUNDAY EVENING... .TONIGHT...NE winds around 5 kt. Waves 1 foot or less. Patchy fog. A chance of showers. Isolated tstms this evening. Some tstms may produce heavy rainfall this evening. Vsby 1 to 3 NM, decreasing to 1 NM or less after midnight. .SUN...SE winds 5 to 10 kt, becoming S 15 to 20 kt with gusts up to 25 kt in the afternoon. Waves 1 foot or less, then around 2 ft in the afternoon. Patchy fog in the morning. A chance of showers in the morning with vsby 1 NM or less. .SUN NIGHT...SW winds 15 to 20 kt, diminishing to 10 to 15 kt after midnight. Gusts up to 25 kt. Waves around 2 ft. A chance of showers. .MON...W winds around 10 kt. Gusts up to 20 kt in the afternoon. Waves around 2 ft. A chance of showers in the afternoon. .MON NIGHT...NW winds 5 to 10 kt. Waves 1 foot or less. A chance of showers in the evening. .TUE AND TUE NIGHT...SW winds 5 to 10 kt. Waves around 2 ft. .WED...SW winds 10 to 15 kt with gusts up to 25 kt. Waves around 2 ft. .WED NIGHT...SW winds 10 to 15 kt with gusts up to 25 kt. Waves around 2 ft. Showers likely with a chance of tstms. .THU...NW winds 5 to 10 kt. Waves 1 foot or less. Showers likely. .THU NIGHT...N winds 5 to 10 kt. Waves 1 foot or less. A chance of showers. Winds and waves higher in and near tstms. 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. $$ ANZ236-231200- Narragansett Bay- 704 PM EDT Sat Jun 22 2024 ...SMALL CRAFT ADVISORY IN EFFECT FROM SUNDAY MORNING THROUGH MONDAY MORNING... .TONIGHT...E winds around 5 kt. Waves around 2 ft. Patchy fog. A chance of showers. Isolated tstms. Some tstms may produce heavy rainfall this evening. Vsby 1 NM or less. .SUN...S winds 10 to 15 kt, becoming SW 15 to 20 kt in the afternoon. Gusts up to 25 kt. Waves 2 to 4 ft. Patchy fog in the morning. A chance of showers in the morning with vsby 1 NM or less. .SUN NIGHT...SW winds 15 to 20 kt with gusts up to 25 kt. Waves 3 to 5 ft. A chance of showers. .MON...W winds 10 to 15 kt with gusts up to 20 kt. Waves 3 to 5 ft. A chance of showers in the morning. .MON NIGHT...NW winds 5 to 10 kt. Waves 2 to 3 ft. .TUE AND TUE NIGHT...SW winds 5 to 10 kt. Waves 2 to 3 ft. .WED...SW winds 10 to 15 kt with gusts up to 25 kt. Waves 2 to 3 ft. .WED NIGHT...SW winds 10 to 15 kt with gusts up to 25 kt. Waves 2 to 4 ft. A chance of showers and tstms. .THU AND THU NIGHT...SW winds 5 to 10 kt, becoming NW. Waves 2 to 3 ft. A chance of showers. Winds and waves higher in and near tstms. Seas are reported as significant wave height, which is the average of the highest third of the waves. Individual wave heights may be more than twice the significant wave height. $$ 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