open water

Castle Island

Small beach on a peninsula in South Boston on the shore of Boston Harbor, in “Pleasure Bay”, well-protected from surf... Read More

Boston, Massachusetts, USA View on map
Water Temperature: 64.5 ℉
Wave height: 2.6 feet
Wind Speed: 5.7 mph
Wave Period: 3.8 sec
Air Temperature: 84 ℉
Wave Direction: South
Wind Direction: South West
Cloud Cover: Sunny/Clear

Swim Forecast

Days High Air Temperature Wind Speed Wind Direction Wave Direction Water High Temperature
Wed 19 June temp 97 ℉ 11 mph temp South West temp South 66℉
Thu 20 June temp 99 ℉ 11 mph temp South West temp South 66℉
Fri 21 June temp 80 ℉ 9 mph temp West South West temp South South East 65℉
Sat 22 June temp 72 ℉ 7 mph temp East South East temp East North East 66℉
Sun 23 June temp 94 ℉ 11 mph temp North East temp East South East 65℉

Tide Chart

Tide Time Zone (America/New_York) Height
High Tide 02:14 AM ( Thu 20 June) 1.5 m ( 4.9 feet)
Low Tide 08:41 AM ( Thu 20 June) -1.4 m ( -4.6 feet)
High Tide 02:53 PM ( Thu 20 June) 1 m ( 3.3 feet)
Low Tide 08:44 PM ( Thu 20 June) -1.1 m ( -3.6 feet)
Tide Time Zone (America/New_York) Height
20 June 2024
High Tide 02:14 AM (Thu 20 June) 1.5 m()
Low Tide 08:41 AM (Thu 20 June) -1.4 m()
High Tide 02:53 PM (Thu 20 June) 1 m()
Low Tide 08:44 PM (Thu 20 June) -1.1 m()
21 June 2024
High Tide 02:58 AM (Fri 21 June) 1.6 m()
Low Tide 09:26 AM (Fri 21 June) -1.5 m()
High Tide 03:39 PM (Fri 21 June) 1.1 m()
Low Tide 09:30 PM (Fri 21 June) -1.2 m()
22 June 2024
High Tide 03:43 AM (Sat 22 June) 1.6 m()
Low Tide 10:11 AM (Sat 22 June) -1.6 m()
High Tide 04:24 PM (Sat 22 June) 1.1 m()
Low Tide 10:16 PM (Sat 22 June) -1.3 m()
23 June 2024
High Tide 04:28 AM (Sun 23 June) 1.7 m()
Low Tide 10:57 AM (Sun 23 June) -1.7 m()
High Tide 05:10 PM (Sun 23 June) 1.2 m()
Low Tide 11:03 PM (Sun 23 June) -1.3 m()
24 June 2024
High Tide 05:15 AM (Mon 24 June) 1.8 m()
Low Tide 11:43 AM (Mon 24 June) -1.7 m()
High Tide 05:56 PM (Mon 24 June) 1.3 m()
Low Tide 11:51 PM (Mon 24 June) -1.4 m()