| 満潮 | 干潮 | 満潮 | 干潮 |
|
20
(日) |
07:03 | 01:00 | 19:42 | 13:25 |
| 210cm | 26cm | 206cm | -7cm | |
|
||||
那覇（沖縄）2042年04月20日の10分毎の潮の高低差を確認できます。
また1日の潮の高低差が1番大きい（潮の流れが大きい）時間に「最大潮位差」と明記してます。
| 時刻 | 潮位 | 高低差 | 各ポイント |
|---|---|---|---|
| 4/20 00:00 | 36.9 | ↓-4.0 | |
| 4/20 00:10 | 33.4 | ↓-3.5 | |
| 4/20 00:20 | 30.5 | ↓-2.9 | |
| 4/20 00:30 | 28.2 | ↓-2.3 | |
| 4/20 00:40 | 26.6 | ↓-1.6 | |
| 4/20 00:50 | 25.6 | ↓-1.0 | 干潮 |
| 4/20 01:00 | 25.3 | ↓-0.3 | 干潮 |
| 4/20 01:10 | 25.7 | ↑0.4 | |
| 4/20 01:20 | 26.8 | ↑1.1 | |
| 4/20 01:30 | 28.5 | ↑1.7 | |
| 4/20 01:40 | 30.8 | ↑2.3 | |
| 4/20 01:50 | 33.8 | ↑3.0 | |
| 4/20 02:00 | 37.4 | ↑3.6 | |
| 4/20 02:10 | 41.6 | ↑4.2 | |
| 4/20 02:20 | 46.4 | ↑4.8 | |
| 4/20 02:30 | 51.6 | ↑5.2 | |
| 4/20 02:40 | 57.4 | ↑5.8 | |
| 4/20 02:50 | 63.6 | ↑6.2 | |
| 4/20 03:00 | 70.3 | ↑6.7 | |
| 4/20 03:10 | 77.3 | ↑7.0 | |
| 4/20 03:20 | 84.6 | ↑7.3 | |
| 4/20 03:30 | 92.1 | ↑7.5 | |
| 4/20 03:40 | 99.9 | ↑7.8 | |
| 4/20 03:50 | 107.8 | ↑7.9 | |
| 4/20 04:00 | 115.8 | ↑8.0 | |
| 4/20 04:10 | 123.8 | ↑8.0 | |
| 4/20 04:20 | 131.8 | ↑8.0 | |
| 4/20 04:30 | 139.6 | ↑7.8 | |
| 4/20 04:40 | 147.4 | ↑7.8 | |
| 4/20 04:50 | 154.9 | ↑7.5 | |
| 4/20 05:00 | 162.1 | ↑7.2 | |
| 4/20 05:10 | 169.0 | ↑6.9 | |
| 4/20 05:20 | 175.4 | ↑6.4 | |
| 4/20 05:30 | 181.5 | ↑6.1 | |
| 4/20 05:40 | 187.1 | ↑5.6 | |
| 4/20 05:50 | 192.1 | ↑5.0 | |
| 4/20 06:00 | 196.6 | ↑4.5 | |
| 4/20 06:10 | 200.4 | ↑3.8 | |
| 4/20 06:20 | 203.7 | ↑3.3 | |
| 4/20 06:30 | 206.3 | ↑2.6 | |
| 4/20 06:40 | 208.2 | ↑1.9 | |
| 4/20 06:50 | 209.4 | ↑1.2 | |
| 4/20 07:00 | 209.9 | ↑0.5 | 満潮 |
| 4/20 07:10 | 209.7 | ↓-0.2 | |
| 4/20 07:20 | 208.8 | ↓-0.9 | |
| 4/20 07:30 | 207.2 | ↓-1.6 | |
| 4/20 07:40 | 204.9 | ↓-2.3 | |
| 4/20 07:50 | 201.9 | ↓-3.0 | |
| 4/20 08:00 | 198.2 | ↓-3.7 | |
| 4/20 08:10 | 193.9 | ↓-4.3 | |
| 4/20 08:20 | 189.1 | ↓-4.8 | |
| 4/20 08:30 | 183.6 | ↓-5.5 | |
| 4/20 08:40 | 177.5 | ↓-6.1 | |
| 4/20 08:50 | 171.0 | ↓-6.5 | |
| 4/20 09:00 | 164.0 | ↓-7.0 | |
| 4/20 09:10 | 156.6 | ↓-7.4 | |
| 4/20 09:20 | 148.7 | ↓-7.9 | |
| 4/20 09:30 | 140.6 | ↓-8.1 | |
| 4/20 09:40 | 132.2 | ↓-8.4 | |
| 4/20 09:50 | 123.5 | ↓-8.7 | |
| 4/20 10:00 | 114.7 | ↓-8.8 | |
| 4/20 10:10 | 105.8 | ↓-8.9 | |
| 4/20 10:20 | 96.8 | ↓-9.0 | 最大潮位差 |
| 4/20 10:30 | 87.9 | ↓-8.9 | |
| 4/20 10:40 | 79.0 | ↓-8.9 | |
| 4/20 10:50 | 70.3 | ↓-8.7 | |
| 4/20 11:00 | 61.8 | ↓-8.5 | |
| 4/20 11:10 | 53.5 | ↓-8.3 | |
| 4/20 11:20 | 45.6 | ↓-7.9 | |
| 4/20 11:30 | 38.0 | ↓-7.6 | |
| 4/20 11:40 | 30.9 | ↓-7.1 | |
| 4/20 11:50 | 24.2 | ↓-6.7 | |
| 4/20 12:00 | 18.1 | ↓-6.1 | |
| 4/20 12:10 | 12.6 | ↓-5.5 | |
| 4/20 12:20 | 7.7 | ↓-4.9 | |
| 4/20 12:30 | 3.4 | ↓-4.3 | |
| 4/20 12:40 | -0.2 | ↓-3.6 | |
| 4/20 12:50 | -3.0 | ↓-2.8 | |
| 4/20 13:00 | -5.2 | ↓-2.2 | |
| 4/20 13:10 | -6.6 | ↓-1.4 | |
| 4/20 13:20 | -7.3 | ↓-0.7 | 干潮 |
| 4/20 13:30 | -7.2 | ↑0.1 | |
| 4/20 13:40 | -6.4 | ↑0.8 | |
| 4/20 13:50 | -4.8 | ↑1.6 | |
| 4/20 14:00 | -2.5 | ↑2.3 | |
| 4/20 14:10 | 0.5 | ↑3.0 | |
| 4/20 14:20 | 4.2 | ↑3.7 | |
| 4/20 14:30 | 8.6 | ↑4.4 | |
| 4/20 14:40 | 13.7 | ↑5.1 | |
| 4/20 14:50 | 19.3 | ↑5.6 | |
| 4/20 15:00 | 25.5 | ↑6.2 | |
| 4/20 15:10 | 32.2 | ↑6.7 | |
| 4/20 15:20 | 39.4 | ↑7.2 | |
| 4/20 15:30 | 47.0 | ↑7.6 | |
| 4/20 15:40 | 55.0 | ↑8.0 | |
| 4/20 15:50 | 63.3 | ↑8.3 | |
| 4/20 16:00 | 71.8 | ↑8.5 | |
| 4/20 16:10 | 80.6 | ↑8.8 | |
| 4/20 16:20 | 89.5 | ↑8.9 | |
| 4/20 16:30 | 98.4 | ↑8.9 | |
| 4/20 16:40 | 107.4 | ↑9.0 | 最大潮位差 |
| 4/20 16:50 | 116.2 | ↑8.8 | |
| 4/20 17:00 | 125.0 | ↑8.8 | |
| 4/20 17:10 | 133.5 | ↑8.5 | |
| 4/20 17:20 | 141.8 | ↑8.3 | |
| 4/20 17:30 | 149.8 | ↑8.0 | |
| 4/20 17:40 | 157.5 | ↑7.7 | |
| 4/20 17:50 | 164.7 | ↑7.2 | |
| 4/20 18:00 | 171.4 | ↑6.7 | |
| 4/20 18:10 | 177.6 | ↑6.2 | |
| 4/20 18:20 | 183.3 | ↑5.7 | |
| 4/20 18:30 | 188.4 | ↑5.1 | |
| 4/20 18:40 | 192.9 | ↑4.5 | |
| 4/20 18:50 | 196.7 | ↑3.8 | |
| 4/20 19:00 | 199.8 | ↑3.1 | |
| 4/20 19:10 | 202.3 | ↑2.5 | |
| 4/20 19:20 | 204.1 | ↑1.8 | |
| 4/20 19:30 | 205.2 | ↑1.1 | |
| 4/20 19:40 | 205.6 | ↑0.4 | 満潮 |
| 4/20 19:50 | 205.3 | ↓-0.3 | |
| 4/20 20:00 | 204.4 | ↓-0.9 | |
| 4/20 20:10 | 202.8 | ↓-1.6 | |
| 4/20 20:20 | 200.5 | ↓-2.3 | |
| 4/20 20:30 | 197.6 | ↓-2.9 | |
| 4/20 20:40 | 194.1 | ↓-3.5 | |
| 4/20 20:50 | 190.1 | ↓-4.0 | |
| 4/20 21:00 | 185.5 | ↓-4.6 | |
| 4/20 21:10 | 180.5 | ↓-5.0 | |
| 4/20 21:20 | 174.9 | ↓-5.6 | |
| 4/20 21:30 | 169.0 | ↓-5.9 | |
| 4/20 21:40 | 162.7 | ↓-6.3 | |
| 4/20 21:50 | 156.0 | ↓-6.7 | |
| 4/20 22:00 | 149.1 | ↓-6.9 | |
| 4/20 22:10 | 142.0 | ↓-7.1 | |
| 4/20 22:20 | 134.7 | ↓-7.3 | |
| 4/20 22:30 | 127.3 | ↓-7.4 | |
| 4/20 22:40 | 119.9 | ↓-7.4 | |
| 4/20 22:50 | 112.4 | ↓-7.5 | |
| 4/20 23:00 | 105.0 | ↓-7.4 | |
| 4/20 23:10 | 97.8 | ↓-7.2 | |
| 4/20 23:20 | 90.7 | ↓-7.1 | |
| 4/20 23:30 | 83.8 | ↓-6.9 | |
| 4/20 23:40 | 77.3 | ↓-6.5 | |
| 4/20 23:50 | 71.0 | ↓-6.3 |