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Block Island (Old Harbor) tide table for the next 7 days |
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| m, °C | ft, °F | Days 0–3 Weather Summary: Light rain (total 5mm), mostly falling on Thu night. Warm air temperatures (max 29°C on Fri afternoon, min 23°C on Fri night). Mainly strong winds. | Days 4–6 Weather Summary: Heavy rain (total 47mm), heaviest during Mon night. Warm air temperatures (max 26°C on Sun afternoon, min 16°C on Tue night). Winds increasing (calm on Mon morning, fresh winds from the N by Tue night). | ||||||||||||||||
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| Thu | Friday 21 | Saturday 22 | Sunday 23 | Monday 24 | Tuesday 25 | Wed | ||||||||||||
| name |
after- noon |
night |
morn- ing |
after- noon |
night |
morn- ing |
after- noon |
night |
morn- ing |
after- noon |
night |
morn- ing |
after- noon |
night |
morn- ing |
after- noon |
night |
morn- ing |
| Wave Height Map See all maps |
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High Tide height (m) |
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5:49PM 1.16 |
6:20AM 0.97 |
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6:47PM 1.21 |
7:15AM 1.03 |
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7:40PM 1.25 |
8:08AM 1.08 |
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8:31PM 1.25 |
8:59AM 1.10 |
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9:21PM 1.21 |
9:49AM 1.10 |
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10:10PM 1.15 |
10:40AM 1.07 |
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Low Tide height (m) |
11:04AM -0.03 |
12:38AM -0.04 |
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12:08PM -0.07 |
1:32AM -0.09 |
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1:08PM -0.11 |
2:22AM -0.12 |
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2:04PM -0.12 |
3:10AM -0.13 |
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2:56PM -0.12 |
3:55AM -0.12 |
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3:47PM -0.08 |
4:38AM -0.08 |
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Swell (m) direction |
 SSE |
 S |
 S |
S |
 SSW |
 S |
 S |
S |
 SSW |
S |
 SSW |
 S |
 S |
 SSW |
S |
S |
S |
 S |
| Wave Height (m) | 0.8 | 1.2 | 1.0 | 1.0 | 0.9 | 0.8 | 0.7 | 0.8 | 0.8 | 1.0 | 1.3 | 1.4 | 1.5 | 1.6 | 1.5 | 1.5 | 1.4 | 1.1 |
| Period (s) | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 7 | 8 | 8 | 8 | 8 | 8 | 8 | 8 |
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Wind (km/h) |
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| Today's sea temperature in Block Island (Old Harbor) is 20.3 °C (Statistics for 20 Jul 1981-2005 – mean: 21.2 max: 23.2 min: 18.6 °C) | ||||||||||||||||||
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| Summary | clear |
rain shwrs |
risk tstorm |
clear | clear | clear | clear |
some clouds |
some clouds |
some clouds |
risk tstorm |
some clouds |
some clouds |
rain shwrs |
risk tstorm |
rain shwrs |
some clouds |
clear |
| Rain mm | - | 4 | 1 | - | - | - | - | - | - | - | 20 | - | - | 14 | 11 | 2 | - | - |
| High °C | 27 | 27 | 26 | 29 | 29 | 24 | 26 | 26 | 25 | 26 | 24 | 22 | 24 | 26 | 24 | 23 | 18 | 20 |
| Low °C | 27 | 24 | 24 | 28 | 23 | 23 | 24 | 25 | 25 | 25 | 21 | 21 | 23 | 24 | 24 | 21 | 16 | 17 |
| Chill °C | 27 | 27 | 26 | 29 | 29 | 24 | 26 | 26 | 25 | 26 | 24 | 22 | 24 | 26 | 24 | 23 | 17 | 20 |
| Sunrise | - | - | 5:31 | - | - | 5:31 | - | - | 5:33 | - | - | 5:33 | - | - | 5:33 | - | - | 5:35 |
| Sunset | 8:14 | - | - | 8:13 | - | - | 8:12 | - | - | 8:10 | - | - | 8:09 | - | - | 8:09 | - | - |
Tide datum: Mean Lower Low Water.
