Block Island (Old 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 — and sunset is at 06:58 PM.
Days 1–4 Weather SummaryModerate rain (total 16mm), heaviest on Mon morning. Icy conditions (max 9°C on Sat night, min -3°C on Sun morning). Winds decreasing (strong winds from the NW on Fri night, moderate winds from the SW by Sun night). | Days 5–7 Weather SummarySome drizzle, heaviest during Thu afternoon. Low air temperatures (max 9°C on Tue night, min 1°C on Wed night). Winds increasing (light winds from the WSW on Wed morning, strong winds from the SW by Thu afternoon). | Days 8–10 Weather SummaryLight rain (total 7mm), mostly falling on Sat night. Freeze-thaw conditions (max 11°C on Sun afternoon, min 0°C on Thu night). Winds increasing (light winds from the W on Fri afternoon, near gales from the SW by Sat afternoon). | Days 11–13 Weather SummaryModerate rain (total 10mm), heaviest on Wed night. Freeze-thaw conditions (max 8°C on Sun night, min -2°C on Mon morning). Winds increasing (light winds from the ENE on Tue morning, severe gales from the ENE by Wed night). | |||||||||||||||||||||||||||||||||
Saturday 22 | Sunday 23 | Monday 24 | Tuesday 25 | Wednesday 26 | Thursday 27 | Friday 28 | Saturday 29 | Sunday 30 | Monday 31 | Tuesday 1 | Wed 2 | |||||||||||||||||||||||||
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 | AM | PM | |
Wave Height Map |  |  |  |  |  |  |  |  |  |  |  |  |  | |||||||||||||||||||||||
High Tide | 1:19AM0.72m | 1:50PM0.56m | 2:25AM0.71m | 3:01PM0.57m | 3:42AM0.74m | 4:16PM0.64m | 4:53AM0.80m | 5:21PM0.74m | 5:50AM0.89m | 6:13PM0.87m | 6:39AM0.97m | 7:00PM1.01m | 7:25AM1.02m | 7:46PM1.12m | 8:11AM1.04m | 8:31PM1.19m | 8:57AM1.03m | 9:17PM1.22m | 9:45AM0.98m | 10:06PM1.20m | 10:36AM0.92m | 10:58PM1.14m | 11:29AM0.85m | |||||||||||||
Low Tide | 6:18PM0.15m | 8:23AM0.21m | 7:22PM0.17m | 9:59AM0.18m | 8:46PM0.16m | 10:55AM0.12m | 10:22PM0.11m | 11:40AM0.05m | 11:32PM0.02m | 12:20PM-0.04m | 00:29AM-0.07m | 12:58PM-0.12m | 1:20AM-0.15m | 1:34PM-0.18m | 2:09AM-0.21m | 2:10PM-0.23m | 2:57AM-0.24m | 2:47PM-0.23m | 3:45AM-0.22m | 3:27PM-0.21m | 4:37AM-0.16m | 4:09PM-0.16m | 5:35AM-0.08m | 4:54PM-0.09m | ||||||||||||
SSW 6 | SE 10 | SSW 4 | WNW 4 | WNW 4 | S 9 | S 5 | SSE 5 | S 7 | S 8 | S 8 | S 8 | SSE 8 | S 7 | SSE 7 | SW 5 | SSE 7 | SW 5 | S 7 | WNW 4 | SSW 4 | SSW 4 | S 5 | S 8 | S 8 | S 10 | S 9 | S 8 | S 8 | S 7 | NE 3 | SE 9 | SE 9 | SE 4 | ESE 6 | ESE 8 | |
 |  |  | |  | |  |  | | | | | | | | | |  |  | | | | | |  | | | | | | | | |  | | | |
clear | some clouds | cloudy | clear | clear | clear | some clouds | mod rain | mod rain | some clouds | clear | some clouds | some clouds | cloudy | some clouds | clear | some clouds | light rain | rain shwrs | clear | clear | some clouds | cloudy | cloudy | light rain | some clouds | clear | clear | clear | some clouds | some clouds | clear | some clouds | cloudy | cloudy | light rain | |
km/h | ||||||||||||||||||||||||||||||||||||
— | — | — | — | — | — | — | 8 | 8 | — | — | — | — | — | — | — | — | 1.0 | 2.0 | — | — | — | — | — | 5 | — | — | — | — | — | — | — | — | — | — | 2.0 | |
max°C | 6 | 7 | 7 | 9 | -1 | 6 | 5 | 5 | 8 | 8 | 7 | 8 | 9 | 5 | 8 | 6 | 3 | 5 | 7 | 4 | 7 | 7 | 9 | 10 | 10 | 8 | 11 | 8 | 0 | 5 | 5 | -1 | 1 | 2 | 2 | 3 |
Moonrise | 1:41 | 2:39 | — | — | 3:30 | — | — | 4:13 | — | — | 4:49 | — | — | 5:19 | — | — | 5:45 | — | — | 6:09 | — | — | 6:33 | — | — | 6:59 | — | — | 7:28 | — | — | 8:03 | — | — | 8:47 | — |
Moonset | 10:15 | 11:08 | — | — | 12:10 | — | — | 1:20 | — | — | 2:34 | — | — | — | 3:50 | — | — | 5:07 | — | — | 6:25 | — | — | 7:44 | — | — | — | 9:05 | — | — | 10:27 | — | — | 11:48 | — | — |
 | — | 6:47 | — | — | 6:45 | — | — | 6:43 | — | — | 6:41 | — | — | 6:39 | — | — | 6:37 | — | — | 6:37 | — | — | 6:35 | — | — | 6:33 | — | — | 6:31 | — | — | 6:30 | — | — | 6:28 | — |
 | 6:58 | — | 7:00 | — | — | 7:00 | — | — | 7:01 | — | — | 7:02 | — | — | 7:04 | — | — | 7:05 | — | — | 7:06 | — | — | 7:07 | — | — | 7:07 | — | — | 7:08 | — | — | 7:09 | — | — | 7:10 |
Today's sea temperature in Block Island (Old Harbor) is 5.3 °C (Statistics for 21 Mar 1981-2005 – mean: 4.8 max: 6.5 min: 3.0°C) | ||||||||||||||||||||||||||||||||||||
Nearest