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Coastal Waters Forecast
Issued by NWS Boston, MA
Issued by NWS Boston, MA
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695 FZUS51 KBOX 270205 CWFBOX Coastal Waters Forecast for Massachusetts and Rhode Island National Weather Service Boston/Norton MA 1005 PM EDT Wed Jun 26 2024 Coastal waters from the Merrimack River MA to Watch Hill RI out to 25 NM ANZ200-271500- 1005 PM EDT Wed Jun 26 2024 .Synopsis for Massachusetts and Rhode Island coastal waters... A cold front moves E from the Great Lakes today, with strong SW winds and building seas ahead of it. This cold front crosses New England and the waters late tonight and Thu. High pres builds over the waters Fri, then moves offshore Sat. Another cold front should cross the waters sometime late Sun into Sun night. $$ ANZ250-271500- Coastal waters east of Ipswich Bay and the Stellwagen Bank National Marine Sanctuary- 1005 PM EDT Wed Jun 26 2024 .OVERNIGHT...SW winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to 4 ft. Wave Detail: SW 3 ft at 4 seconds and SE 2 ft at 9 seconds. Patchy fog. A chance of showers with isolated tstms. Showers with a chance of tstms. Some tstms may produce gusty winds, frequent lightning, and heavy rainfall. Vsby 1 NM or less. .THU...W winds 5 to 10 kt with gusts up to 20 kt, becoming S in the afternoon. Seas 2 to 3 ft. Wave Detail: S 2 ft at 6 seconds and SE 2 ft at 9 seconds. Patchy fog in the morning. A chance of showers and scattered tstms in the morning. Some tstms may produce gusty winds, frequent lightning, and heavy rainfall in the morning. .THU NIGHT...W winds 10 to 15 kt, becoming NW after midnight. Gusts up to 20 kt. Seas 2 to 3 ft. Wave Detail: NW 3 ft at 4 seconds and SE 2 ft at 8 seconds. .FRI...NW winds 10 to 15 kt with gusts up to 20 kt, becoming S 5 to 10 kt in the afternoon. Seas 2 to 3 ft. Wave Detail: N 3 ft at 4 seconds and SE 2 ft at 9 seconds. .FRI NIGHT...S winds 5 to 10 kt. Seas around 2 ft. Wave Detail: SE 2 ft at 9 seconds and NW 1 foot at 4 seconds. .SAT...S winds 10 to 15 kt, increasing to 15 to 20 kt in the afternoon. Seas 2 to 4 ft. Wave Detail: S 3 ft at 4 seconds and SE 2 ft at 8 seconds. .SAT NIGHT...S winds 15 to 20 kt with gusts up to 30 kt. Seas 3 to 5 ft. A chance of showers in the evening. Showers after midnight. .SUN...SW winds 15 to 20 kt with gusts up to 25 kt. Seas 3 to 5 ft. Showers. .SUN NIGHT...W winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to 4 ft. Showers likely. .MON AND MON NIGHT...N winds 5 to 10 kt. Seas 2 to 3 ft. Winds and seas higher in and near tstms. Seas are reported as significant wave height, which is the average of the highest third of the waves. Individual wave heights may be more than twice the significant wave height. $$ ANZ251-271500- Massachusetts Bay and Ipswich Bay- 1005 PM EDT Wed Jun 26 2024 .OVERNIGHT...SW winds around 10 kt. Seas around 2 ft. Wave Detail: S 2 ft at 4 seconds and SE 1 foot at 10 seconds. Patchy fog. Isolated tstms. A chance of showers, then showers likely. Some tstms may produce gusty winds, frequent lightning, and heavy rainfall. Vsby 1 to 3 NM. .THU...W winds 5 to 10 kt, becoming S in the afternoon. Seas around 2 ft. Wave Detail: W 1 foot at 2 seconds and S 1 foot at 4 seconds. Patchy fog in the morning. A chance of showers in the morning. .THU NIGHT...W winds 5 to 10 kt, becoming NW 10 to 15 kt after midnight. Gusts up to 20 kt. Seas around 2 ft. Wave Detail: NW 2 ft at 3 seconds and S 1 foot at 5 seconds. .FRI...NW winds 5 to 10 kt with gusts up to 20 kt, becoming SE in the afternoon. Seas around 2 ft. Wave Detail: N 2 ft at 3 seconds and S 1 foot at 7 seconds. .FRI NIGHT...S winds 5 to 10 kt. Seas around 2 ft. Wave Detail: S 1 foot at 3 seconds and NE 1 foot at 4 seconds. .SAT...S winds 5 to 10 kt, increasing to 10 to 15 kt with gusts up to 20 kt in the afternoon. Seas 2 to 3 ft. Wave Detail: E 3 ft at 4 seconds and SE 1 foot at 9 seconds. A chance of showers in the afternoon. .SAT NIGHT...S winds 15 to 20 kt with gusts up to 25 kt. Seas 2 to 4 ft. A chance of showers in the evening. Showers after midnight. .SUN...SW winds 15 to 20 kt with gusts up to 25 kt. Seas 2 to 4 ft. Showers. .SUN NIGHT...W winds 10 to 15 kt with gusts up to 20 kt. Seas around 2 ft. Showers likely. .MON AND MON NIGHT...N winds 5 to 10 kt. Seas around 2 ft. 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. $$ ANZ231-271500- Cape Cod Bay- 1005 PM EDT Wed Jun 26 2024 .OVERNIGHT...SW winds 10 to 15 kt with gusts up to 20 kt. Seas around 2 ft. Wave Detail: SW 2 ft at 4 seconds and SE 1 foot at 9 seconds. Patchy fog. A chance of showers with isolated tstms, then showers and scattered tstms. Some tstms may produce gusty winds, frequent lightning, and heavy rainfall. Vsby 1 NM or less. .THU...W winds 5 to 10 kt with gusts up to 20 kt, becoming S in the afternoon. Seas around 2 ft. Wave Detail: S 2 ft at 6 seconds and W 1 foot at 3 seconds. Patchy fog in the morning. A chance of showers and scattered tstms in the morning. Some tstms may produce gusty winds, frequent lightning, and heavy rainfall in the morning. .THU NIGHT...SW winds 5 to 10 kt, becoming N 10 to 15 kt with gusts up to 20 kt after midnight. Seas around 2 ft. Wave Detail: NW 2 ft at 3 seconds and S 2 ft at 6 seconds. .FRI...N winds 10 to 15 kt with gusts up to 20 kt, becoming NE 5 to 10 kt in the afternoon. Seas around 2 ft. Wave Detail: N 2 ft at 4 seconds and S 1 foot at 7 seconds. .FRI NIGHT AND SAT...S winds 10 to 15 kt with gusts up to 20 kt. Seas around 2 ft. Wave Detail: N 1 foot at 4 seconds and S 1 foot at 6 seconds. .SAT NIGHT...S winds 15 to 20 kt with gusts up to 25 kt. Seas 2 to 4 ft. Wave Detail: S 3 ft at 4 seconds and SE 1 foot at 8 seconds. A chance of showers in the evening, then showers likely after midnight. .SUN AND SUN NIGHT...SW winds 15 to 20 kt, becoming W 10 to 15 kt. Gusts up to 25 kt. Seas 2 to 4 ft. Showers. .MON AND MON NIGHT...N winds 5 to 10 kt. Seas around 2 ft. Winds and seas higher in and near tstms. Seas are reported as significant wave height, which is the average of the highest third of the waves. Individual wave heights may be more than twice the significant wave height. $$ ANZ254-271500- Coastal waters from Provincetown MA to Chatham MA to Nantucket MA out 20 nm- 1005 PM EDT Wed Jun 26 2024 ...SMALL CRAFT ADVISORY IN EFFECT THROUGH THURSDAY AFTERNOON... .OVERNIGHT...SW winds 15 to 20 kt with gusts up to 25 kt. Seas 3 to 5 ft. Wave Detail: S 4 ft at 7 seconds and W 1 foot at 4 seconds. Patchy fog. A slight chance of showers with isolated tstms. Showers and scattered tstms. Some tstms may produce gusty winds, frequent lightning, and heavy rainfall. Vsby 1 NM or less. .THU...SW winds 15 to 20 kt with gusts up to 25 kt, diminishing to 5 to 10 kt in the afternoon. Seas 3 to 5 ft. Wave Detail: S 4 ft at 7 seconds and W 1 foot at 4 seconds. Patchy fog in the morning. A chance of showers and scattered tstms in the morning. Some tstms may produce gusty winds, frequent lightning, and heavy rainfall in the morning with vsby 1 to 3 NM. .THU NIGHT...SW winds 5 to 10 kt, becoming NW 10 to 15 kt with gusts up to 25 kt after midnight. Seas 3 to 4 ft. Wave Detail: S 3 ft at 7 seconds and NW 2 ft at 4 seconds. .FRI...N winds 10 to 15 kt with gusts up to 20 kt, diminishing to 5 to 10 kt in the afternoon. Seas 2 to 4 ft. Wave Detail: S 3 ft at 7 seconds and N 2 ft at 4 seconds. .FRI NIGHT AND SAT...SE winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to 3 ft. Wave Detail: N 2 ft at 5 seconds and S 2 ft at 6 seconds. .SAT NIGHT...S winds 15 to 20 kt with gusts up to 25 kt. Seas 3 to 5 ft. Wave Detail: SW 5 ft at 5 seconds and SE 2 ft at 8 seconds. A chance of showers after midnight. .SUN AND SUN NIGHT...SW winds 15 to 20 kt with gusts up to 30 kt. Seas 4 to 6 ft. Showers. .MON...N winds 10 to 15 kt. Seas 3 to 4 ft. A chance of showers. .MON NIGHT...N winds 5 to 10 kt. Seas 3 to 4 ft. 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. $$ ANZ255-271500- Coastal Waters extending out to 25 nm South of Marthas Vineyard and Nantucket- 1005 PM EDT Wed Jun 26 2024 ...SMALL CRAFT ADVISORY IN EFFECT THROUGH THURSDAY AFTERNOON... .OVERNIGHT...SW winds 15 to 20 kt with gusts up to 25 kt. Seas 4 to 6 ft. Wave Detail: S 5 ft at 7 seconds and SW 1 foot at 3 seconds. Patchy fog. Isolated tstms. A chance of showers, then showers. Some tstms may produce gusty winds, frequent lightning, and heavy rainfall. Vsby 1 NM or less. .THU...SW winds 15 to 20 kt with gusts up to 25 kt, diminishing to around 10 kt in the afternoon. Seas 4 to 6 ft. Wave Detail: SW 5 ft at 7 seconds and W 1 foot at 3 seconds. A chance of showers and scattered tstms in the morning. Some tstms may produce gusty winds, frequent lightning, and heavy rainfall in the morning with vsby 1 to 3 NM. .THU NIGHT...W winds around 10 kt, becoming N with gusts up to 20 kt after midnight. Seas 3 to 4 ft. Wave Detail: S 4 ft at 7 seconds and N 2 ft at 3 seconds. .FRI...N winds 10 to 15 kt with gusts up to 20 kt, becoming NE 5 to 10 kt in the afternoon. Seas 2 to 4 ft. Wave Detail: S 3 ft at 7 seconds and N 2 ft at 4 seconds. .FRI NIGHT AND SAT...SE winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to 3 ft. Wave Detail: E 3 ft at 4 seconds and SE 2 ft at 9 seconds. .SAT NIGHT...S winds 20 to 25 kt with gusts up to 30 kt. Seas 3 to 5 ft. Wave Detail: SE 5 ft at 7 seconds. A chance of showers after midnight. .SUN...SW winds 20 to 25 kt with gusts up to 30 kt. Seas 4 to 6 ft. Showers. .SUN NIGHT...SW winds 15 to 20 kt with gusts up to 25 kt. Seas 4 to 6 ft. Showers and scattered tstms. .MON...N winds 10 to 15 kt. Seas 3 to 5 ft. A chance of showers. .MON NIGHT...N winds around 10 kt. Seas 3 to 4 ft. Winds and seas higher in and near tstms. Seas are reported as significant wave height, which is the average of the highest third of the waves. Individual wave heights may be more than twice the significant wave height. $$ ANZ256-271500- Coastal Waters from Montauk NY to Marthas Vineyard extending out to 20 nm South of Block Island- 1005 PM EDT Wed Jun 26 2024 ...SEVERE THUNDERSTORM WATCH 472 IN EFFECT UNTIL 2 AM EDT THURSDAY... ...SMALL CRAFT ADVISORY IN EFFECT THROUGH THURSDAY AFTERNOON... .OVERNIGHT...SW winds 15 to 20 kt with gusts up to 25 kt. Seas 4 to 6 ft. Wave Detail: S 5 ft at 7 seconds. Scattered showers and tstms, then showers and tstms. Patchy fog. Some tstms may be severe with damaging winds and large hail, then some tstms may produce damaging winds, large hail, frequent lightning, and heavy rainfall. .THU...W winds 10 to 15 kt. Gusts up to 20 kt in the morning. Seas 4 to 6 ft, subsiding to 3 to 4 ft in the afternoon. Wave Detail: S 5 ft at 7 seconds, becoming S 4 ft at 7 seconds. .THU NIGHT...W winds around 10 kt, becoming N with gusts up to 20 kt after midnight. Seas 3 to 4 ft. Wave Detail: S 4 ft at 7 seconds and NW 2 ft at 3 seconds. .FRI...N winds 10 to 15 kt with gusts up to 20 kt, becoming E 5 to 10 kt in the afternoon. Seas 2 to 4 ft. Wave Detail: S 3 ft at 7 seconds and N 2 ft at 3 seconds. .FRI NIGHT AND SAT...SE winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to 4 ft. Wave Detail: SE 3 ft at 4 seconds and SE 3 ft at 8 seconds. .SAT NIGHT...S winds 15 to 20 kt, increasing to 20 to 25 kt after midnight. Seas 3 to 5 ft. Wave Detail: SE 5 ft at 7 seconds. A chance of showers in the evening, then showers likely after midnight. .SUN...SW winds 20 to 25 kt. Seas 5 to 6 ft. Showers. .SUN NIGHT...W winds 15 to 20 kt with gusts up to 25 kt. Seas 4 to 6 ft. Showers likely with scattered tstms. .MON...N winds 10 to 15 kt. Seas 3 to 5 ft. A chance of showers. .MON NIGHT...N winds 5 to 10 kt. Seas 3 to 4 ft. 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. $$ ANZ232-271500- Nantucket Sound- 1005 PM EDT Wed Jun 26 2024 .OVERNIGHT...SW winds 15 to 20 kt with gusts up to 25 kt. Seas 2 to 4 ft. Wave Detail: SW 3 ft at 4 seconds and SE 1 foot at 10 seconds. Patchy fog. Isolated tstms. A chance of showers, then showers. Some tstms may produce gusty winds, frequent lightning, and heavy rainfall. Vsby 1 NM or less, increasing to 1 to 3 NM. .THU...W winds 15 to 20 kt with gusts up to 25 kt, becoming SW 5 to 10 kt in the afternoon. Seas 2 to 4 ft. Wave Detail: S 3 ft at 7 seconds and W 2 ft at 3 seconds. A chance of showers and scattered tstms in the morning. Some tstms may produce gusty winds, frequent lightning, and heavy rainfall in the morning. .THU NIGHT...W winds around 10 kt, becoming N 15 to 20 kt with gusts up to 25 kt after midnight. Seas 2 to 3 ft. Wave Detail: N 2 ft at 3 seconds and S 1 foot at 7 seconds. .FRI...N winds 10 to 15 kt with gusts up to 20 kt, becoming NE 5 to 10 kt in the afternoon. Seas 2 to 3 ft. Wave Detail: N 2 ft at 3 seconds and S 1 foot at 7 seconds. .FRI NIGHT AND SAT...S winds 10 to 15 kt with gusts up to 20 kt. Seas around 2 ft. Wave Detail: SE 2 ft at 4 seconds and NW 1 foot at 3 seconds. .SAT NIGHT...S winds 20 to 25 kt with gusts up to 30 kt. Seas 2 to 4 ft. Wave Detail: SW 4 ft at 5 seconds and SE 1 foot at 8 seconds. Showers likely after midnight. .SUN AND SUN NIGHT...SW winds 20 to 25 kt, becoming W 15 to 20 kt. Gusts up to 30 kt. Seas 2 to 4 ft. Showers. .MON...N winds 10 to 15 kt. Seas 2 to 3 ft. A chance of showers. .MON NIGHT...N winds around 10 kt. Seas around 2 ft. Winds and seas higher in and near tstms. Seas are reported as significant wave height, which is the average of the highest third of the waves. Individual wave heights may be more than twice the significant wave height. $$ ANZ233-271500- Vineyard Sound- 1005 PM EDT Wed Jun 26 2024 .OVERNIGHT...SW winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to 3 ft. Wave Detail: SW 3 ft at 6 seconds and SW 1 foot at 3 seconds. Patchy fog. Showers with isolated tstms. Some tstms may produce gusty winds, frequent lightning, and heavy rainfall. Vsby 1 NM or less, increasing to 1 to 3 NM. .THU...W winds 10 to 15 kt with gusts up to 20 kt, becoming SW 5 to 10 kt in the afternoon. Seas 2 to 3 ft. Wave Detail: SW 3 ft at 7 seconds and W 1 foot at 3 seconds. Patchy fog in the morning. A chance of showers and scattered tstms in the morning. Some tstms may produce gusty winds, frequent lightning, and heavy rainfall in the morning. .THU NIGHT...W winds 5 to 10 kt, becoming N 10 to 15 kt with gusts up to 20 kt after midnight. Seas around 2 ft. Wave Detail: SW 2 ft at 6 seconds and W 1 foot at 3 seconds. .FRI...N winds 10 to 15 kt with gusts up to 20 kt, becoming SE 5 to 10 kt in the afternoon. Seas around 2 ft in the morning, then 1 foot or less. Wave Detail: SW 2 ft at 7 seconds and N 1 foot at 3 seconds, becoming N 1 foot at 3 seconds and SW 1 foot at 6 seconds. .FRI NIGHT AND SAT...S winds 10 to 15 kt with gusts up to 20 kt. Seas around 2 ft. Wave Detail: SE 2 ft at 4 seconds and SE 2 ft at 8 seconds. .SAT NIGHT...S winds 20 to 25 kt with gusts up to 30 kt. Seas 2 to 4 ft. Wave Detail: S 4 ft at 5 seconds and SE 1 foot at 9 seconds. A chance of showers in the evening, then showers likely after midnight. .SUN...SW winds 20 to 25 kt. Seas 3 to 5 ft. Showers. .SUN NIGHT...W winds 15 to 20 kt with gusts up to 25 kt. Seas 2 to 4 ft. Showers likely. .MON...N winds 10 to 15 kt. Seas 2 to 3 ft. A chance of showers. .MON NIGHT...N winds 5 to 10 kt. Seas around 2 ft. 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. $$ ANZ234-271500- Buzzards Bay- 1005 PM EDT Wed Jun 26 2024 ...SEVERE THUNDERSTORM WATCH 472 IN EFFECT UNTIL 2 AM EDT THURSDAY... .OVERNIGHT...SW winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to 3 ft. Wave Detail: SW 3 ft at 6 seconds and SW 1 foot at 3 seconds. Showers. Tstms likely, then tstms. Patchy fog. Some tstms may be severe with damaging winds and large hail. Some tstms may produce damaging winds, large hail, frequent lightning, and heavy rainfall. .THU...W winds 10 to 15 kt with gusts up to 20 kt, becoming SW 5 to 10 kt in the afternoon. Seas 2 to 3 ft. Wave Detail: SW 3 ft at 7 seconds and W 2 ft at 3 seconds. Patchy fog in the morning. A chance of showers and scattered tstms in the morning. Some tstms may produce gusty winds, frequent lightning, and heavy rainfall in the morning. .THU NIGHT...W winds 5 to 10 kt, becoming N with gusts up to 20 kt after midnight. Seas around 2 ft. Wave Detail: SW 2 ft at 6 seconds and W 1 foot at 3 seconds. .FRI...N winds around 10 kt, becoming SE in the afternoon. Seas around 2 ft in the morning, then 1 foot or less. Wave Detail: N 1 foot at 3 seconds and SW 1 foot at 7 seconds, becoming N 1 foot at 3 seconds and SW 1 foot at 6 seconds. .FRI NIGHT AND SAT...S winds 10 to 15 kt with gusts up to 20 kt. Seas around 2 ft. Wave Detail: SE 2 ft at 3 seconds and W 1 foot at 3 seconds. .SAT NIGHT...S winds 20 to 25 kt with gusts up to 30 kt. Seas 2 to 4 ft. Wave Detail: S 4 ft at 5 seconds and SE 1 foot at 8 seconds. A chance of showers in the evening, then showers likely after midnight. .SUN AND SUN NIGHT...SW winds 15 to 20 kt with gusts up to 25 kt. Seas 2 to 4 ft. Showers. .MON AND MON NIGHT...N winds 5 to 10 kt. Seas around 2 ft. Winds and seas higher in and near tstms. Seas are reported as significant wave height, which is the average of the highest third of the waves. Individual wave heights may be more than twice the significant wave height. $$ ANZ235-271500- Rhode Island Sound- 1005 PM EDT Wed Jun 26 2024 ...SEVERE THUNDERSTORM WATCH 472 IN EFFECT UNTIL 2 AM EDT THURSDAY... ...SMALL CRAFT ADVISORY IN EFFECT UNTIL 8 AM EDT THURSDAY... .OVERNIGHT...SW winds around 15 kt with gusts up to 20 kt. Seas 3 to 4 ft. Wave Detail: S 4 ft at 7 seconds and W 1 foot at 3 seconds. Showers, tstms. Patchy fog. Some tstms may be severe with damaging winds and large hail. Some tstms may produce damaging winds, large hail, frequent lightning, and heavy rainfall. .THU...W winds 10 to 15 kt with gusts up to 20 kt, becoming SW 5 to 10 kt in the afternoon. Seas 2 to 4 ft. Wave Detail: S 4 ft at 7 seconds and W 1 foot at 3 seconds. Patchy fog in the morning. A chance of showers in the morning. .THU NIGHT...W winds around 10 kt, becoming N with gusts up to 20 kt after midnight. Seas 2 to 3 ft. Wave Detail: S 3 ft at 7 seconds and N 1 foot at 2 seconds. .FRI...N winds 10 to 15 kt with gusts up to 20 kt, becoming SE 5 to 10 kt in the afternoon. Seas 2 to 3 ft. Wave Detail: S 3 ft at 7 seconds and N 2 ft at 3 seconds. .FRI NIGHT AND SAT...SE winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to 3 ft. Wave Detail: SE 3 ft at 4 seconds and SE 2 ft at 9 seconds. .SAT NIGHT...S winds 15 to 20 kt, increasing to 20 to 25 kt after midnight. Gusts up to 30 kt. Seas 3 to 5 ft. Wave Detail: SW 5 ft at 5 seconds and SE 2 ft at 9 seconds. A chance of showers in the evening, then showers likely after midnight. .SUN AND SUN NIGHT...SW winds 20 to 25 kt, becoming W 15 to 20 kt. Seas 3 to 5 ft. Showers. .MON AND MON NIGHT...N winds 10 to 15 kt, diminishing to 5 to 10 kt. Seas 2 to 4 ft. 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. $$ ANZ237-271500- Block Island Sound- 1005 PM EDT Wed Jun 26 2024 ...SEVERE THUNDERSTORM WATCH 472 IN EFFECT UNTIL 2 AM EDT THURSDAY... ...SMALL CRAFT ADVISORY IN EFFECT UNTIL 8 AM EDT THURSDAY... .OVERNIGHT...SW winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to 4 ft. Wave Detail: S 4 ft at 7 seconds and W 1 foot at 4 seconds. Showers, tstms. Patchy fog. Some tstms may be severe with damaging winds and large hail. Some tstms may produce damaging winds, large hail, frequent lightning, and heavy rainfall. .THU...W winds 10 to 15 kt with gusts up to 20 kt, becoming SW 5 to 10 kt in the afternoon. Seas 2 to 4 ft. Wave Detail: S 4 ft at 7 seconds and W 1 foot at 3 seconds. Patchy fog in the morning. A chance of showers in the morning. .THU NIGHT...W winds around 10 kt, becoming N with gusts up to 20 kt after midnight. Seas 2 to 3 ft. Wave Detail: S 3 ft at 7 seconds and W 1 foot at 3 seconds. .FRI...N winds 5 to 10 kt, becoming SE in the afternoon. Seas 2 to 3 ft. Wave Detail: S 3 ft at 7 seconds and N 1 foot at 3 seconds. .FRI NIGHT...S winds 5 to 10 kt. Seas around 2 ft. Wave Detail: S 2 ft at 6 seconds and SE 2 ft at 9 seconds. .SAT...SE winds 5 to 10 kt, increasing to 10 to 15 kt with gusts up to 20 kt in the afternoon. Seas 2 to 3 ft. Wave Detail: SE 3 ft at 7 seconds. A chance of showers in the afternoon. .SAT NIGHT...S winds 15 to 20 kt with gusts up to 25 kt. Seas 3 to 5 ft. A chance of showers in the evening. Showers likely after midnight. .SUN...SW winds 15 to 20 kt with gusts up to 25 kt. Seas 4 to 5 ft. Showers and scattered tstms. .SUN NIGHT...W winds 10 to 15 kt with gusts up to 20 kt. Seas 3 to 5 ft. Showers likely. .MON AND MON NIGHT...N winds 5 to 10 kt. Seas 2 to 4 ft. Winds and seas higher in and near tstms. Seas are reported as significant wave height, which is the average of the highest third of the waves. Individual wave heights may be more than twice the significant wave height. $$ ANZ230-271500- Boston Harbor- 1005 PM EDT Wed Jun 26 2024 ...SEVERE THUNDERSTORM WATCH 472 IN EFFECT UNTIL 2 AM EDT THURSDAY... .OVERNIGHT...SW winds 5 to 10 kt. Waves 1 foot or less. Showers. Tstms likely, then tstms. Patchy fog. Some tstms may be severe with damaging winds and large hail. Some tstms may produce damaging winds, large hail, frequent lightning, and heavy rainfall. .THU...SW winds 5 to 10 kt. Waves 1 foot or less. Patchy fog in the morning. A chance of showers in the morning. .THU NIGHT...NW winds 5 to 10 kt. Gusts up to 20 kt after midnight. Waves 1 foot or less. .FRI...NW winds 5 to 10 kt, becoming E in the afternoon. Waves 1 foot or less. .FRI NIGHT...S winds 5 to 10 kt. Waves 1 foot or less. .SAT...S winds 5 to 10 kt, increasing to 10 to 15 kt with gusts up to 20 kt in the afternoon. Waves 1 foot or less, then around 2 ft in the afternoon. A chance of showers in the afternoon. .SAT NIGHT...S winds 15 to 20 kt with gusts up to 25 kt. Waves around 2 ft. Showers. .SUN AND SUN NIGHT...SW winds 15 to 20 kt, becoming W 10 to 15 kt. Gusts up to 25 kt. Waves around 2 ft. Showers. .MON AND MON NIGHT...N winds 5 to 10 kt. Waves 1 foot or less. 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. $$ ANZ236-271500- Narragansett Bay- 1005 PM EDT Wed Jun 26 2024 ...SEVERE THUNDERSTORM WATCH 472 IN EFFECT UNTIL 2 AM EDT THURSDAY... .OVERNIGHT...SW winds around 10 kt. Waves 2 to 3 ft. Showers, tstms. Patchy fog. Some tstms may be severe with damaging winds and large hail. Some tstms may produce damaging winds, large hail, frequent lightning, and heavy rainfall. .THU...SW winds 5 to 10 kt. Waves 2 to 3 ft. Patchy fog in the morning. Scattered tstms with a chance of showers in the morning. Some tstms may produce gusty winds, frequent lightning, and heavy rainfall in the morning. .THU NIGHT...W winds 5 to 10 kt, becoming N after midnight. Waves around 2 ft. .FRI...N winds 5 to 10 kt, becoming SE in the afternoon. Waves around 2 ft. .FRI NIGHT...S winds 5 to 10 kt. Waves around 2 ft. .SAT...S winds 5 to 10 kt, increasing to 10 to 15 kt with gusts up to 20 kt in the afternoon. Waves 2 to 3 ft. A chance of showers in the afternoon. .SAT NIGHT...S winds 15 to 20 kt with gusts up to 25 kt. Waves 2 to 4 ft. A chance of showers in the evening. Showers likely after midnight. .SUN...SW winds 15 to 20 kt with gusts up to 25 kt. Waves 3 to 5 ft. Showers. .SUN NIGHT...W winds 10 to 15 kt with gusts up to 20 kt. Waves 2 to 4 ft. Showers likely. .MON AND MON NIGHT...N winds 5 to 10 kt. Waves 2 to 3 ft. Winds and waves higher in and near tstms. Seas are reported as significant wave height, which is the average of the highest third of the waves. Individual wave heights may be more than twice the significant wave height. $$ 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