Belle Isle Inlet entrance, Boston Harbor Sea Conditions table showing wave height, swell direction and period.
High and low tide times are also provided on the table along with the moon phase and forecast weather. Sunrise today is at 07:11 AM and sunset is at 04:15 PM.
Days 1–3 Weather SummaryA dusting of new snow. Icy conditions (max 4°C on Thu morning, min -11°C on Thu night). Winds decreasing (fresh winds from the NNW on Thu afternoon, calm by Fri night). | Days 4–6 Weather SummaryA dusting of snow giving way to moderate rain (total 13mm) heaviest on Sun night. Icy conditions (max 7°C on Mon afternoon, min -3°C on Sun morning). Winds increasing (light winds from the WSW on Sun afternoon, fresh winds from the W by Tue morning). | Days 7–9 Weather SummaryMostly dry. Freeze-thaw conditions (max 1°C on Wed morning, min -12°C on Thu night). Wind will be generally light. | Days 10–12 Weather SummaryLight rain (total 3mm), mostly falling on Sat night. Freeze-thaw conditions (max 8°C on Sat morning, min -8°C on Mon night). Wind will be generally light. | |||||||||||||||||||||||||||||||||
Thursday 25 | Friday 26 | Saturday 27 | Sunday 28 | Monday 29 | Tuesday 30 | Wednesday 31 | Thursday 1 | Friday 2 | Saturday 3 | Sunday 4 | Monday 5 | |||||||||||||||||||||||||
AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
Wave Height Map |  |  |  |  |  |  |  |  |  |  |  |  | ||||||||||||||||||||||||
High Tide | 2:59PM2.95m | 3:38AM2.79m | 3:49PM2.90m | 4:25AM2.87m | 4:43PM2.84m | 5:16AM2.98m | 5:41PM2.80m | 6:10AM3.10m | 6:42PM2.78m | 7:05AM3.23m | 7:43PM2.80m | 8:01AM3.36m | 8:42PM2.82m | 8:56AM3.45m | 9:42PM2.88m | 9:54AM3.54m | 10:39PM2.95m | 10:49AM3.59m | 11:34PM3.01m | 11:44AM3.59m | 00:27AM3.05m | 12:37PM3.53m | 1:18AM3.05m | |||||||||||||
Low Tide | 8:48AM0.40m | 9:19PM0.09m | 9:39AM0.37m | 10:06PM0.11m | 10:33AM0.31m | 10:57PM0.14m | 11:31AM0.22m | 11:50PM0.16m | 12:31PM0.10m | 00:46AM0.16m | 1:31PM-0.05m | 1:43AM0.13m | 2:31PM-0.20m | 2:39AM0.11m | 3:27PM-0.30m | 3:36AM0.04m | 4:23PM-0.41m | 4:31AM-0.02m | 5:17PM-0.46m | 5:25AM-0.06m | 6:08PM-0.47m | 6:18AM-0.07m | 6:58PM-0.41m | |||||||||||||
E 9 | E 9 | E 9 | E 11 | E 10 | E 10 | E 12 | E 12 | E 12 | E 12 | E 12 | E 11 | SE 5 | SE 5 | W 4 | W 4 | W 4 | W 4 | WSW 3 | SW 3 | SW 4 | SW 4 | WNW 3 | NE 5 | E 11 | E 11 | SE 4 | SSE 5 | SSE 6 | E 10 | E 10 | E 10 | E 9 | E 9 | ESE 9 | NE 6 | |
 |  |  | |  |  | | | | | | |  | | | | |  | | |  | | | | | | | | |  | | | | | | | |
some clouds | clear | clear | some clouds | cloudy | light snow | some clouds | clear | clear | clear | some clouds | light snow | light rain | light rain | clear | some clouds | some clouds | some clouds | some clouds | clear | cloudy | some clouds | clear | clear | some clouds | some clouds | some clouds | cloudy | light rain | rain shwrs | clear | cloudy | cloudy | cloudy | some clouds | clear | |
km/h | ||||||||||||||||||||||||||||||||||||
— | — | — | — | — | — | — | — | — | — | — | 6 | 5 | 2 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 1 | 2 | — | — | — | — | — | — | |
max°C | 4 | 2 | -7 | -7 | -6 | -5 | -4 | -3 | -4 | 1 | 3 | 4 | 6 | 7 | 2 | -1 | -2 | -3 | 1 | 1 | 1 | -1 | -4 | -9 | -9 | -6 | 1 | 8 | 7 | 3 | 0 | 0 | 0 | 2 | 1 | -4 |
Moonrise | 10:38 | — | — | 10:58 | — | — | 11:19 | — | — | 11:41 | — | — | 12:07 | — | — | 12:38 | — | — | 1:19 | — | — | 2:12 | — | — | — | 3:19 | — | — | 4:36 | — | — | 5:56 | — | — | 7:14 | — |
Moonset | — | — | 10:01 | — | — | 11:11 | — | — | — | 12:22 | — | — | 1:36 | — | — | 2:55 | — | — | 4:16 | — | — | 5:36 | — | — | 6:47 | — | — | 7:45 | — | — | 8:30 | — | — | 9:04 | — | — |
 | 7:11 | — | — | 7:11 | — | — | 7:11 | — | — | 7:11 | — | — | 7:11 | — | — | 7:11 | — | — | 7:13 | — | — | 7:13 | — | — | 7:13 | — | — | 7:13 | — | — | 7:13 | — | — | 7:13 | — | — |
 | — | 4:15 | — | — | 4:16 | — | — | 4:16 | — | — | 4:17 | — | — | 4:19 | — | — | 4:20 | — | — | 4:21 | — | — | 4:22 | — | — | 4:22 | — | — | 4:22 | — | — | 4:23 | — | — | 4:24 | — |
Today's sea temperature in Belle Isle Inlet entrance, Boston Harbor is 5.9° C (Statistics for 25 Dec 1981-2005 – mean: 6.8 max: 8.5 min: 4.8°C) | ||||||||||||||||||||||||||||||||||||
Nearest