| 満潮 | 干潮 | 満潮 | 干潮 |
|
18
(土) |
03:13 | 10:29 | 17:38 | 22:33 |
| 138cm | -12cm | 127cm | 80cm | |
|
||||
日立（茨城）2030年05月18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 |
|---|---|---|---|
| 5/18 00:00 | 96.3 | ↑2.7 | |
| 5/18 00:10 | 99.2 | ↑2.9 | |
| 5/18 00:20 | 102.1 | ↑2.9 | |
| 5/18 00:30 | 105.1 | ↑3.0 | |
| 5/18 00:40 | 108.2 | ↑3.1 | |
| 5/18 00:50 | 111.2 | ↑3.0 | |
| 5/18 01:00 | 114.2 | ↑3.0 | |
| 5/18 01:10 | 117.1 | ↑2.9 | |
| 5/18 01:20 | 120.0 | ↑2.9 | |
| 5/18 01:30 | 122.7 | ↑2.7 | |
| 5/18 01:40 | 125.2 | ↑2.5 | |
| 5/18 01:50 | 127.6 | ↑2.4 | |
| 5/18 02:00 | 129.8 | ↑2.2 | |
| 5/18 02:10 | 131.7 | ↑1.9 | |
| 5/18 02:20 | 133.4 | ↑1.7 | |
| 5/18 02:30 | 134.8 | ↑1.4 | |
| 5/18 02:40 | 135.9 | ↑1.1 | |
| 5/18 02:50 | 136.8 | ↑0.9 | |
| 5/18 03:00 | 137.3 | ↑0.5 | |
| 5/18 03:10 | 137.5 | ↑0.2 | 満潮 |
| 5/18 03:20 | 137.4 | ↓-0.1 | |
| 5/18 03:30 | 137.0 | ↓-0.4 | |
| 5/18 03:40 | 136.2 | ↓-0.8 | |
| 5/18 03:50 | 135.1 | ↓-1.1 | |
| 5/18 04:00 | 133.7 | ↓-1.4 | |
| 5/18 04:10 | 131.9 | ↓-1.8 | |
| 5/18 04:20 | 129.8 | ↓-2.1 | |
| 5/18 04:30 | 127.4 | ↓-2.4 | |
| 5/18 04:40 | 124.7 | ↓-2.7 | |
| 5/18 04:50 | 121.6 | ↓-3.1 | |
| 5/18 05:00 | 118.2 | ↓-3.4 | |
| 5/18 05:10 | 114.5 | ↓-3.7 | |
| 5/18 05:20 | 110.6 | ↓-3.9 | |
| 5/18 05:30 | 106.3 | ↓-4.3 | |
| 5/18 05:40 | 101.8 | ↓-4.5 | |
| 5/18 05:50 | 97.1 | ↓-4.7 | |
| 5/18 06:00 | 92.1 | ↓-5.0 | |
| 5/18 06:10 | 87.0 | ↓-5.1 | |
| 5/18 06:20 | 81.7 | ↓-5.3 | |
| 5/18 06:30 | 76.3 | ↓-5.4 | |
| 5/18 06:40 | 70.8 | ↓-5.5 | |
| 5/18 06:50 | 65.2 | ↓-5.6 | 最大潮位差 |
| 5/18 07:00 | 59.6 | ↓-5.6 | 最大潮位差 |
| 5/18 07:10 | 54.0 | ↓-5.6 | 最大潮位差 |
| 5/18 07:20 | 48.4 | ↓-5.6 | 最大潮位差 |
| 5/18 07:30 | 43.0 | ↓-5.4 | |
| 5/18 07:40 | 37.6 | ↓-5.4 | |
| 5/18 07:50 | 32.4 | ↓-5.2 | |
| 5/18 08:00 | 27.4 | ↓-5.0 | |
| 5/18 08:10 | 22.6 | ↓-4.8 | |
| 5/18 08:20 | 18.0 | ↓-4.6 | |
| 5/18 08:30 | 13.7 | ↓-4.3 | |
| 5/18 08:40 | 9.7 | ↓-4.0 | |
| 5/18 08:50 | 5.9 | ↓-3.8 | |
| 5/18 09:00 | 2.5 | ↓-3.4 | |
| 5/18 09:10 | -0.6 | ↓-3.1 | |
| 5/18 09:20 | -3.3 | ↓-2.7 | |
| 5/18 09:30 | -5.8 | ↓-2.5 | |
| 5/18 09:40 | -7.8 | ↓-2.0 | |
| 5/18 09:50 | -9.5 | ↓-1.7 | |
| 5/18 10:00 | -10.8 | ↓-1.3 | |
| 5/18 10:10 | -11.7 | ↓-0.9 | |
| 5/18 10:20 | -12.2 | ↓-0.5 | 干潮 |
| 5/18 10:30 | -12.3 | ↓-0.1 | |
| 5/18 10:40 | -12.1 | ↑0.2 | |
| 5/18 10:50 | -11.4 | ↑0.7 | |
| 5/18 11:00 | -10.4 | ↑1.0 | |
| 5/18 11:10 | -8.9 | ↑1.5 | |
| 5/18 11:20 | -7.1 | ↑1.8 | |
| 5/18 11:30 | -4.9 | ↑2.2 | |
| 5/18 11:40 | -2.3 | ↑2.6 | |
| 5/18 11:50 | 0.6 | ↑2.9 | |
| 5/18 12:00 | 3.9 | ↑3.3 | |
| 5/18 12:10 | 7.5 | ↑3.6 | |
| 5/18 12:20 | 11.3 | ↑3.8 | |
| 5/18 12:30 | 15.5 | ↑4.2 | |
| 5/18 12:40 | 19.9 | ↑4.4 | |
| 5/18 12:50 | 24.5 | ↑4.6 | |
| 5/18 13:00 | 29.3 | ↑4.8 | |
| 5/18 13:10 | 34.2 | ↑4.9 | |
| 5/18 13:20 | 39.3 | ↑5.1 | |
| 5/18 13:30 | 44.4 | ↑5.1 | |
| 5/18 13:40 | 49.6 | ↑5.2 | |
| 5/18 13:50 | 54.8 | ↑5.2 | |
| 5/18 14:00 | 60.0 | ↑5.2 | |
| 5/18 14:10 | 65.2 | ↑5.2 | |
| 5/18 14:20 | 70.2 | ↑5.0 | |
| 5/18 14:30 | 75.2 | ↑5.0 | |
| 5/18 14:40 | 80.0 | ↑4.8 | |
| 5/18 14:50 | 84.7 | ↑4.7 | |
| 5/18 15:00 | 89.2 | ↑4.5 | |
| 5/18 15:10 | 93.5 | ↑4.3 | |
| 5/18 15:20 | 97.6 | ↑4.1 | |
| 5/18 15:30 | 101.5 | ↑3.9 | |
| 5/18 15:40 | 105.1 | ↑3.6 | |
| 5/18 15:50 | 108.5 | ↑3.4 | |
| 5/18 16:00 | 111.6 | ↑3.1 | |
| 5/18 16:10 | 114.5 | ↑2.9 | |
| 5/18 16:20 | 117.0 | ↑2.5 | |
| 5/18 16:30 | 119.3 | ↑2.3 | |
| 5/18 16:40 | 121.3 | ↑2.0 | |
| 5/18 16:50 | 122.9 | ↑1.6 | |
| 5/18 17:00 | 124.2 | ↑1.3 | |
| 5/18 17:10 | 125.3 | ↑1.1 | |
| 5/18 17:20 | 126.0 | ↑0.7 | |
| 5/18 17:30 | 126.3 | ↑0.3 | 満潮 |
| 5/18 17:40 | 126.4 | ↑0.1 | |
| 5/18 17:50 | 126.1 | ↓-0.3 | |
| 5/18 18:00 | 125.6 | ↓-0.5 | |
| 5/18 18:10 | 124.7 | ↓-0.9 | |
| 5/18 18:20 | 123.6 | ↓-1.1 | |
| 5/18 18:30 | 122.3 | ↓-1.3 | |
| 5/18 18:40 | 120.7 | ↓-1.6 | |
| 5/18 18:50 | 118.8 | ↓-1.9 | |
| 5/18 19:00 | 116.8 | ↓-2.0 | |
| 5/18 19:10 | 114.7 | ↓-2.1 | |
| 5/18 19:20 | 112.4 | ↓-2.3 | |
| 5/18 19:30 | 110.0 | ↓-2.4 | |
| 5/18 19:40 | 107.6 | ↓-2.4 | |
| 5/18 19:50 | 105.1 | ↓-2.5 | |
| 5/18 20:00 | 102.6 | ↓-2.5 | |
| 5/18 20:10 | 100.1 | ↓-2.5 | |
| 5/18 20:20 | 97.7 | ↓-2.4 | |
| 5/18 20:30 | 95.4 | ↓-2.3 | |
| 5/18 20:40 | 93.1 | ↓-2.3 | |
| 5/18 20:50 | 91.0 | ↓-2.1 | |
| 5/18 21:00 | 89.0 | ↓-2.0 | |
| 5/18 21:10 | 87.2 | ↓-1.8 | |
| 5/18 21:20 | 85.5 | ↓-1.7 | |
| 5/18 21:30 | 84.0 | ↓-1.5 | |
| 5/18 21:40 | 82.8 | ↓-1.2 | |
| 5/18 21:50 | 81.7 | ↓-1.1 | |
| 5/18 22:00 | 80.8 | ↓-0.9 | |
| 5/18 22:10 | 80.2 | ↓-0.6 | |
| 5/18 22:20 | 79.8 | ↓-0.4 | |
| 5/18 22:30 | 79.6 | ↓-0.2 | 干潮 |
| 5/18 22:40 | 79.7 | ↑0.1 | |
| 5/18 22:50 | 80.0 | ↑0.3 | |
| 5/18 23:00 | 80.6 | ↑0.6 | |
| 5/18 23:10 | 81.4 | ↑0.8 | |
| 5/18 23:20 | 82.5 | ↑1.1 | |
| 5/18 23:30 | 83.8 | ↑1.3 | |
| 5/18 23:40 | 85.3 | ↑1.5 | |
| 5/18 23:50 | 87.1 | ↑1.8 |