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 07:09 AM and sunset is at 04:42 PM.
Days 1–3 Weather SummaryLight rain (total 3mm), mostly falling on Sat afternoon. Icy conditions (max 6°C on Thu morning, min -4°C on Thu night). Winds decreasing (strong winds from the W on Fri morning, moderate winds from the WSW by Sat night). | Days 4–6 Weather SummaryA dusting of new snow. Icy conditions (max 3°C on Sun morning, min -8°C on Tue night). Winds increasing (light winds from the N on Sun night, strong winds from the WSW by Mon night). | Days 7–9 Weather SummaryMostly dry. Freeze-thaw conditions (max 8°C on Fri night, min -7°C on Wed morning). Winds decreasing (strong winds from the W on Thu morning, calm by Thu night). | Days 10–12 Weather SummaryModerate rain (total 14mm), heaviest on Sat afternoon. Freeze-thaw conditions (max 10°C on Sat morning, min -3°C on Mon afternoon). Mainly fresh winds. | ||||||||||||||||||||||||||||||||||||||||||||
Thursday 15 | Friday 16 | Saturday 17 | Sunday 18 | Monday 19 | Tuesday 20 | Wednesday 21 | Thursday 22 | Friday 23 | Saturday 24 | Sunday 25 | Monday 26 | Tuesday 27 | Wednesday 28 | Thursday 29 | Fri 30 | ||||||||||||||||||||||||||||||||
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 | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | |
Wave Height Map |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | |||||||||||||||||||||||||||||||
High Tide | 5:31PM0.60m | 6:00AM0.83m | 6:10PM0.65m | 6:36AM0.87m | 6:46PM0.70m | 7:10AM0.90m | 7:22PM0.75m | 7:44AM0.91m | 8:00PM0.79m | 8:19AM0.91m | 8:39PM0.82m | 8:57AM0.90m | 9:21PM0.84m | 9:38AM0.87m | 10:05PM0.86m | 10:23AM0.83m | 10:52PM0.87m | 11:11AM0.78m | 11:43PM0.88m | 12:05PM0.73m | 00:38AM0.88m | 1:05PM0.68m | 1:41AM0.89m | 2:14PM0.66m | 2:53AM0.90m | 3:29PM0.69m | 4:06AM0.94m | 4:38PM0.74m | |||||||||||||||||||
Low Tide | 11:45AM0.07m | 11:06PM0.06m | 12:29PM0.03m | 11:54PM0.01m | 1:08PM-0.01m | 00:37AM-0.03m | 1:43PM-0.04m | 1:15AM-0.05m | 2:14PM-0.06m | 1:52AM-0.06m | 2:40PM-0.08m | 2:29AM-0.06m | 3:05PM-0.09m | 3:08AM-0.04m | 3:34PM-0.10m | 3:51AM-0.01m | 4:09PM-0.09m | 4:42AM0.02m | 4:52PM-0.08m | 5:45AM0.05m | 5:42PM-0.06m | 7:23AM0.07m | 6:42PM-0.04m | 8:54AM0.05m | 7:54PM-0.03m | 10:04AM-0.00m | 9:13PM-0.05m | 11:04AM-0.06m | |||||||||||||||||||
S 8 | S 8 | S 8 | SSW 7 | SSW 7 | S 8 | S 9 | S 9 | S 9 | S 8 | S 8 | SSE 8 | SSW 5 | SW 5 | W 4 | SSW 6 | SSW 6 | SW 6 | SSW 6 | SE 10 | SSW 5 | WSW 4 | W 4 | S 8 | SE 10 | SE 10 | SE 9 | SSE 6 | SSE 5 | SSE 6 | SSE 8 | SSE 8 | SSE 8 | SE 8 | SE 8 | SE 8 | SSE 5 | S 6 | SSE 8 | SSE 8 | SSE 9 | SSE 8 | SW 5 | SSE 8 | SW 3 | SE 10 | SE 3 | |
 | |  |  | |  |  |  | |  |  |  | | | | | |  | | | | | | | | | | | |  | | | | | | |  |  | | | | | | | | | | |
some clouds | some clouds | some clouds | clear | some clouds | cloudy | light rain | rain shwrs | cloudy | cloudy | light snow | snow shwrs | clear | clear | some clouds | clear | some clouds | clear | cloudy | cloudy | cloudy | clear | some clouds | clear | cloudy | some clouds | cloudy | cloudy | light rain | mod rain | cloudy | cloudy | clear | clear | clear | some clouds | mod rain | heavy rain | some clouds | clear | clear | clear | clear | cloudy | cloudy | cloudy | light rain | |
km/h | |||||||||||||||||||||||||||||||||||||||||||||||
— | — | — | — | — | — | 1 | 2 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 5 | 7 | — | — | — | — | — | — | 7 | 14 | — | — | — | — | — | — | — | — | 2 | |
max°C | 6 | 3 | 0 | -2 | 0 | 6 | 4 | 5 | 4 | 3 | -1 | -2 | -1 | 2 | 1 | -6 | -5 | -6 | -5 | 0 | 4 | 1 | 1 | -2 | -1 | 1 | 8 | 10 | 7 | 4 | 2 | 4 | 1 | -2 | -2 | 2 | 7 | 8 | 1 | -3 | -3 | -5 | -4 | -2 | 2 | 3 | 3 |
Moonrise | 4:58 | — | — | 5:53 | — | — | 6:40 | — | — | 7:19 | — | — | 7:52 | — | — | 8:20 | — | — | 8:44 | — | — | 9:06 | — | — | 9:27 | — | — | 9:49 | — | — | 10:14 | — | — | 10:43 | — | — | 11:20 | — | — | 12:07 | — | — | 1:06 | — | — | 2:16 | — |
Moonset | 1:33 | — | — | 2:26 | — | — | — | 3:27 | — | — | 4:33 | — | — | 5:41 | — | — | 6:49 | — | — | 7:57 | — | — | — | 9:06 | — | — | 10:15 | — | — | 11:26 | — | — | — | 12:40 | — | — | 1:57 | — | — | 3:14 | — | — | 4:26 | — | — | 5:29 | — |
 | 7:09 | — | — | 7:07 | — | — | 7:07 | — | — | 7:07 | — | — | 7:07 | — | — | 7:05 | — | — | 7:05 | — | — | 7:05 | — | — | 7:03 | — | — | 7:03 | — | — | 7:03 | — | — | 7:01 | — | — | 7:01 | — | — | 7:00 | — | — | 6:58 | — | — | 6:58 | — |
 | — | 4:42 | — | — | 4:43 | — | — | 4:44 | — | — | 4:45 | — | — | 4:46 | — | — | 4:47 | — | — | 4:49 | — | — | 4:50 | — | — | 4:51 | — | — | 4:52 | — | — | 4:53 | — | — | 4:54 | — | — | 4:55 | — | — | 4:58 | — | — | 4:59 | — | — | 5:00 |
Today's sea temperature in Block Island (Old Harbor) is 4.9° C (Statistics for 15 Jan 1981-2005 – mean: 6.3 max: 8.5 min: 4.7°C) | |||||||||||||||||||||||||||||||||||||||||||||||
Nearest