| 満潮 | 干潮 | 満潮 | 干潮 |
|
20
(土) |
08:05 | 02:10 | 21:13 | 14:44 |
| 198cm | 55cm | 175cm | -6cm | |
|
||||
長山（沖縄）2030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 | 93.7 | ↓-5.5 | |
| 4/20 00:10 | 88.4 | ↓-5.3 | |
| 4/20 00:20 | 83.3 | ↓-5.1 | |
| 4/20 00:30 | 78.5 | ↓-4.8 | |
| 4/20 00:40 | 74.1 | ↓-4.4 | |
| 4/20 00:50 | 70.0 | ↓-4.1 | |
| 4/20 01:00 | 66.4 | ↓-3.6 | |
| 4/20 01:10 | 63.1 | ↓-3.3 | |
| 4/20 01:20 | 60.3 | ↓-2.8 | |
| 4/20 01:30 | 58.0 | ↓-2.3 | |
| 4/20 01:40 | 56.3 | ↓-1.7 | |
| 4/20 01:50 | 55.0 | ↓-1.3 | |
| 4/20 02:00 | 54.2 | ↓-0.8 | 干潮 |
| 4/20 02:10 | 54.0 | ↓-0.2 | 干潮 |
| 4/20 02:20 | 54.3 | ↑0.3 | |
| 4/20 02:30 | 55.2 | ↑0.9 | |
| 4/20 02:40 | 56.6 | ↑1.4 | |
| 4/20 02:50 | 58.5 | ↑1.9 | |
| 4/20 03:00 | 61.0 | ↑2.5 | |
| 4/20 03:10 | 63.9 | ↑2.9 | |
| 4/20 03:20 | 67.3 | ↑3.4 | |
| 4/20 03:30 | 71.2 | ↑3.9 | |
| 4/20 03:40 | 75.4 | ↑4.2 | |
| 4/20 03:50 | 80.1 | ↑4.7 | |
| 4/20 04:00 | 85.1 | ↑5.0 | |
| 4/20 04:10 | 90.5 | ↑5.4 | |
| 4/20 04:20 | 96.1 | ↑5.6 | |
| 4/20 04:30 | 101.9 | ↑5.8 | |
| 4/20 04:40 | 108.0 | ↑6.1 | |
| 4/20 04:50 | 114.1 | ↑6.1 | |
| 4/20 05:00 | 120.4 | ↑6.3 | |
| 4/20 05:10 | 126.7 | ↑6.3 | |
| 4/20 05:20 | 133.1 | ↑6.4 | |
| 4/20 05:30 | 139.3 | ↑6.2 | |
| 4/20 05:40 | 145.5 | ↑6.2 | |
| 4/20 05:50 | 151.5 | ↑6.0 | |
| 4/20 06:00 | 157.4 | ↑5.9 | |
| 4/20 06:10 | 163.0 | ↑5.6 | |
| 4/20 06:20 | 168.3 | ↑5.3 | |
| 4/20 06:30 | 173.3 | ↑5.0 | |
| 4/20 06:40 | 177.9 | ↑4.6 | |
| 4/20 06:50 | 182.1 | ↑4.2 | |
| 4/20 07:00 | 185.8 | ↑3.7 | |
| 4/20 07:10 | 189.1 | ↑3.3 | |
| 4/20 07:20 | 191.9 | ↑2.8 | |
| 4/20 07:30 | 194.1 | ↑2.2 | |
| 4/20 07:40 | 195.8 | ↑1.7 | |
| 4/20 07:50 | 197.0 | ↑1.2 | |
| 4/20 08:00 | 197.5 | ↑0.5 | 満潮 |
| 4/20 08:10 | 197.4 | ↓-0.1 | |
| 4/20 08:20 | 196.8 | ↓-0.6 | |
| 4/20 08:30 | 195.5 | ↓-1.3 | |
| 4/20 08:40 | 193.7 | ↓-1.8 | |
| 4/20 08:50 | 191.2 | ↓-2.5 | |
| 4/20 09:00 | 188.2 | ↓-3.0 | |
| 4/20 09:10 | 184.6 | ↓-3.6 | |
| 4/20 09:20 | 180.4 | ↓-4.2 | |
| 4/20 09:30 | 175.8 | ↓-4.6 | |
| 4/20 09:40 | 170.6 | ↓-5.2 | |
| 4/20 09:50 | 164.9 | ↓-5.7 | |
| 4/20 10:00 | 158.9 | ↓-6.0 | |
| 4/20 10:10 | 152.4 | ↓-6.5 | |
| 4/20 10:20 | 145.5 | ↓-6.9 | |
| 4/20 10:30 | 138.4 | ↓-7.1 | |
| 4/20 10:40 | 130.9 | ↓-7.5 | |
| 4/20 10:50 | 123.3 | ↓-7.6 | |
| 4/20 11:00 | 115.5 | ↓-7.8 | |
| 4/20 11:10 | 107.5 | ↓-8.0 | |
| 4/20 11:20 | 99.4 | ↓-8.1 | 最大潮位差 |
| 4/20 11:30 | 91.4 | ↓-8.0 | |
| 4/20 11:40 | 83.3 | ↓-8.1 | 最大潮位差 |
| 4/20 11:50 | 75.3 | ↓-8.0 | |
| 4/20 12:00 | 67.5 | ↓-7.8 | |
| 4/20 12:10 | 59.8 | ↓-7.7 | |
| 4/20 12:20 | 52.4 | ↓-7.4 | |
| 4/20 12:30 | 45.2 | ↓-7.2 | |
| 4/20 12:40 | 38.3 | ↓-6.9 | |
| 4/20 12:50 | 31.8 | ↓-6.5 | |
| 4/20 13:00 | 25.7 | ↓-6.1 | |
| 4/20 13:10 | 20.1 | ↓-5.6 | |
| 4/20 13:20 | 14.9 | ↓-5.2 | |
| 4/20 13:30 | 10.2 | ↓-4.7 | |
| 4/20 13:40 | 6.1 | ↓-4.1 | |
| 4/20 13:50 | 2.5 | ↓-3.6 | |
| 4/20 14:00 | -0.5 | ↓-3.0 | |
| 4/20 14:10 | -2.9 | ↓-2.4 | |
| 4/20 14:20 | -4.6 | ↓-1.7 | |
| 4/20 14:30 | -5.8 | ↓-1.2 | |
| 4/20 14:40 | -6.3 | ↓-0.5 | 干潮 |
| 4/20 14:50 | -6.2 | ↑0.1 | |
| 4/20 15:00 | -5.4 | ↑0.8 | |
| 4/20 15:10 | -4.1 | ↑1.3 | |
| 4/20 15:20 | -2.1 | ↑2.0 | |
| 4/20 15:30 | 0.5 | ↑2.6 | |
| 4/20 15:40 | 3.6 | ↑3.1 | |
| 4/20 15:50 | 7.3 | ↑3.7 | |
| 4/20 16:00 | 11.5 | ↑4.2 | |
| 4/20 16:10 | 16.2 | ↑4.7 | |
| 4/20 16:20 | 21.3 | ↑5.1 | |
| 4/20 16:30 | 26.9 | ↑5.6 | |
| 4/20 16:40 | 32.8 | ↑5.9 | |
| 4/20 16:50 | 39.1 | ↑6.3 | |
| 4/20 17:00 | 45.7 | ↑6.6 | |
| 4/20 17:10 | 52.5 | ↑6.8 | |
| 4/20 17:20 | 59.6 | ↑7.1 | |
| 4/20 17:30 | 66.7 | ↑7.1 | |
| 4/20 17:40 | 74.0 | ↑7.3 | |
| 4/20 17:50 | 81.4 | ↑7.4 | |
| 4/20 18:00 | 88.7 | ↑7.3 | |
| 4/20 18:10 | 96.0 | ↑7.3 | |
| 4/20 18:20 | 103.2 | ↑7.2 | |
| 4/20 18:30 | 110.3 | ↑7.1 | |
| 4/20 18:40 | 117.2 | ↑6.9 | |
| 4/20 18:50 | 123.9 | ↑6.7 | |
| 4/20 19:00 | 130.3 | ↑6.4 | |
| 4/20 19:10 | 136.4 | ↑6.1 | |
| 4/20 19:20 | 142.1 | ↑5.7 | |
| 4/20 19:30 | 147.5 | ↑5.4 | |
| 4/20 19:40 | 152.4 | ↑4.9 | |
| 4/20 19:50 | 156.9 | ↑4.5 | |
| 4/20 20:00 | 160.9 | ↑4.0 | |
| 4/20 20:10 | 164.5 | ↑3.6 | |
| 4/20 20:20 | 167.5 | ↑3.0 | |
| 4/20 20:30 | 170.1 | ↑2.6 | |
| 4/20 20:40 | 172.0 | ↑1.9 | |
| 4/20 20:50 | 173.5 | ↑1.5 | |
| 4/20 21:00 | 174.4 | ↑0.9 | |
| 4/20 21:10 | 174.8 | ↑0.4 | 満潮 |
| 4/20 21:20 | 174.7 | ↓-0.1 | |
| 4/20 21:30 | 174.0 | ↓-0.7 | |
| 4/20 21:40 | 172.8 | ↓-1.2 | |
| 4/20 21:50 | 171.1 | ↓-1.7 | |
| 4/20 22:00 | 169.0 | ↓-2.1 | |
| 4/20 22:10 | 166.4 | ↓-2.6 | |
| 4/20 22:20 | 163.4 | ↓-3.0 | |
| 4/20 22:30 | 160.0 | ↓-3.4 | |
| 4/20 22:40 | 156.3 | ↓-3.7 | |
| 4/20 22:50 | 152.2 | ↓-4.1 | |
| 4/20 23:00 | 147.8 | ↓-4.4 | |
| 4/20 23:10 | 143.2 | ↓-4.6 | |
| 4/20 23:20 | 138.4 | ↓-4.8 | |
| 4/20 23:30 | 133.4 | ↓-5.0 | |
| 4/20 23:40 | 128.3 | ↓-5.1 | |
| 4/20 23:50 | 123.2 | ↓-5.1 |