| 満潮 | 干潮 | 満潮 | 干潮 |
|
18
(火) |
01:31 | 08:38 | 15:28 | 20:27 |
| 122cm | 18cm | 114cm | 74cm | |
|
||||
日立（茨城）2027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 | 113.3 | ↑1.9 | |
| 5/18 00:10 | 115.0 | ↑1.7 | |
| 5/18 00:20 | 116.6 | ↑1.6 | |
| 5/18 00:30 | 118.0 | ↑1.4 | |
| 5/18 00:40 | 119.2 | ↑1.2 | |
| 5/18 00:50 | 120.2 | ↑1.0 | |
| 5/18 01:00 | 121.0 | ↑0.8 | |
| 5/18 01:10 | 121.5 | ↑0.5 | |
| 5/18 01:20 | 121.9 | ↑0.4 | |
| 5/18 01:30 | 122.0 | ↑0.1 | 満潮 |
| 5/18 01:40 | 121.9 | ↓-0.1 | |
| 5/18 01:50 | 121.5 | ↓-0.4 | |
| 5/18 02:00 | 120.9 | ↓-0.6 | |
| 5/18 02:10 | 120.1 | ↓-0.8 | |
| 5/18 02:20 | 119.0 | ↓-1.1 | |
| 5/18 02:30 | 117.7 | ↓-1.3 | |
| 5/18 02:40 | 116.1 | ↓-1.6 | |
| 5/18 02:50 | 114.3 | ↓-1.8 | |
| 5/18 03:00 | 112.2 | ↓-2.1 | |
| 5/18 03:10 | 110.0 | ↓-2.2 | |
| 5/18 03:20 | 107.4 | ↓-2.6 | |
| 5/18 03:30 | 104.7 | ↓-2.7 | |
| 5/18 03:40 | 101.7 | ↓-3.0 | |
| 5/18 03:50 | 98.6 | ↓-3.1 | |
| 5/18 04:00 | 95.3 | ↓-3.3 | |
| 5/18 04:10 | 91.8 | ↓-3.5 | |
| 5/18 04:20 | 88.1 | ↓-3.7 | |
| 5/18 04:30 | 84.4 | ↓-3.7 | |
| 5/18 04:40 | 80.5 | ↓-3.9 | |
| 5/18 04:50 | 76.6 | ↓-3.9 | |
| 5/18 05:00 | 72.7 | ↓-3.9 | |
| 5/18 05:10 | 68.7 | ↓-4.0 | 最大潮位差 |
| 5/18 05:20 | 64.7 | ↓-4.0 | 最大潮位差 |
| 5/18 05:30 | 60.8 | ↓-3.9 | |
| 5/18 05:40 | 56.9 | ↓-3.9 | |
| 5/18 05:50 | 53.1 | ↓-3.8 | |
| 5/18 06:00 | 49.4 | ↓-3.7 | |
| 5/18 06:10 | 45.8 | ↓-3.6 | |
| 5/18 06:20 | 42.4 | ↓-3.4 | |
| 5/18 06:30 | 39.2 | ↓-3.2 | |
| 5/18 06:40 | 36.1 | ↓-3.1 | |
| 5/18 06:50 | 33.2 | ↓-2.9 | |
| 5/18 07:00 | 30.5 | ↓-2.7 | |
| 5/18 07:10 | 28.1 | ↓-2.4 | |
| 5/18 07:20 | 25.8 | ↓-2.3 | |
| 5/18 07:30 | 23.8 | ↓-2.0 | |
| 5/18 07:40 | 22.1 | ↓-1.7 | |
| 5/18 07:50 | 20.6 | ↓-1.5 | |
| 5/18 08:00 | 19.4 | ↓-1.2 | |
| 5/18 08:10 | 18.5 | ↓-0.9 | |
| 5/18 08:20 | 17.9 | ↓-0.6 | |
| 5/18 08:30 | 17.5 | ↓-0.4 | 干潮 |
| 5/18 08:40 | 17.4 | ↓-0.1 | |
| 5/18 08:50 | 17.7 | ↑0.3 | |
| 5/18 09:00 | 18.2 | ↑0.5 | |
| 5/18 09:10 | 19.0 | ↑0.8 | |
| 5/18 09:20 | 20.1 | ↑1.1 | |
| 5/18 09:30 | 21.5 | ↑1.4 | |
| 5/18 09:40 | 23.2 | ↑1.7 | |
| 5/18 09:50 | 25.2 | ↑2.0 | |
| 5/18 10:00 | 27.4 | ↑2.2 | |
| 5/18 10:10 | 29.8 | ↑2.4 | |
| 5/18 10:20 | 32.5 | ↑2.7 | |
| 5/18 10:30 | 35.4 | ↑2.9 | |
| 5/18 10:40 | 38.5 | ↑3.1 | |
| 5/18 10:50 | 41.8 | ↑3.3 | |
| 5/18 11:00 | 45.2 | ↑3.4 | |
| 5/18 11:10 | 48.7 | ↑3.5 | |
| 5/18 11:20 | 52.3 | ↑3.6 | |
| 5/18 11:30 | 56.0 | ↑3.7 | |
| 5/18 11:40 | 59.8 | ↑3.8 | |
| 5/18 11:50 | 63.5 | ↑3.7 | |
| 5/18 12:00 | 67.2 | ↑3.7 | |
| 5/18 12:10 | 70.9 | ↑3.7 | |
| 5/18 12:20 | 74.6 | ↑3.7 | |
| 5/18 12:30 | 78.2 | ↑3.6 | |
| 5/18 12:40 | 81.7 | ↑3.5 | |
| 5/18 12:50 | 85.0 | ↑3.3 | |
| 5/18 13:00 | 88.3 | ↑3.3 | |
| 5/18 13:10 | 91.4 | ↑3.1 | |
| 5/18 13:20 | 94.4 | ↑3.0 | |
| 5/18 13:30 | 97.2 | ↑2.8 | |
| 5/18 13:40 | 99.8 | ↑2.6 | |
| 5/18 13:50 | 102.2 | ↑2.4 | |
| 5/18 14:00 | 104.4 | ↑2.2 | |
| 5/18 14:10 | 106.4 | ↑2.0 | |
| 5/18 14:20 | 108.2 | ↑1.8 | |
| 5/18 14:30 | 109.7 | ↑1.5 | |
| 5/18 14:40 | 111.1 | ↑1.4 | |
| 5/18 14:50 | 112.1 | ↑1.0 | |
| 5/18 15:00 | 112.9 | ↑0.8 | |
| 5/18 15:10 | 113.5 | ↑0.6 | |
| 5/18 15:20 | 113.8 | ↑0.3 | 満潮 |
| 5/18 15:30 | 113.8 | 0 | |
| 5/18 15:40 | 113.6 | ↓-0.2 | |
| 5/18 15:50 | 113.2 | ↓-0.4 | |
| 5/18 16:00 | 112.5 | ↓-0.7 | |
| 5/18 16:10 | 111.5 | ↓-1.0 | |
| 5/18 16:20 | 110.4 | ↓-1.1 | |
| 5/18 16:30 | 109.1 | ↓-1.3 | |
| 5/18 16:40 | 107.6 | ↓-1.5 | |
| 5/18 16:50 | 105.9 | ↓-1.7 | |
| 5/18 17:00 | 104.1 | ↓-1.8 | |
| 5/18 17:10 | 102.2 | ↓-1.9 | |
| 5/18 17:20 | 100.2 | ↓-2.0 | |
| 5/18 17:30 | 98.1 | ↓-2.1 | |
| 5/18 17:40 | 96.1 | ↓-2.0 | |
| 5/18 17:50 | 94.0 | ↓-2.1 | |
| 5/18 18:00 | 91.9 | ↓-2.1 | |
| 5/18 18:10 | 89.8 | ↓-2.1 | |
| 5/18 18:20 | 87.8 | ↓-2.0 | |
| 5/18 18:30 | 85.9 | ↓-1.9 | |
| 5/18 18:40 | 84.1 | ↓-1.8 | |
| 5/18 18:50 | 82.4 | ↓-1.7 | |
| 5/18 19:00 | 80.8 | ↓-1.6 | |
| 5/18 19:10 | 79.3 | ↓-1.5 | |
| 5/18 19:20 | 78.0 | ↓-1.3 | |
| 5/18 19:30 | 76.9 | ↓-1.1 | |
| 5/18 19:40 | 75.9 | ↓-1.0 | |
| 5/18 19:50 | 75.1 | ↓-0.8 | |
| 5/18 20:00 | 74.5 | ↓-0.6 | |
| 5/18 20:10 | 74.1 | ↓-0.4 | |
| 5/18 20:20 | 73.9 | ↓-0.2 | 干潮 |
| 5/18 20:30 | 73.9 | 0 | |
| 5/18 20:40 | 74.0 | ↑0.1 | |
| 5/18 20:50 | 74.4 | ↑0.4 | |
| 5/18 21:00 | 75.0 | ↑0.6 | |
| 5/18 21:10 | 75.8 | ↑0.8 | |
| 5/18 21:20 | 76.8 | ↑1.0 | |
| 5/18 21:30 | 78.0 | ↑1.2 | |
| 5/18 21:40 | 79.3 | ↑1.3 | |
| 5/18 21:50 | 80.9 | ↑1.6 | |
| 5/18 22:00 | 82.6 | ↑1.7 | |
| 5/18 22:10 | 84.5 | ↑1.9 | |
| 5/18 22:20 | 86.6 | ↑2.1 | |
| 5/18 22:30 | 88.8 | ↑2.2 | |
| 5/18 22:40 | 91.1 | ↑2.3 | |
| 5/18 22:50 | 93.5 | ↑2.4 | |
| 5/18 23:00 | 95.9 | ↑2.4 | |
| 5/18 23:10 | 98.5 | ↑2.6 | |
| 5/18 23:20 | 101.0 | ↑2.5 | |
| 5/18 23:30 | 103.5 | ↑2.5 | |
| 5/18 23:40 | 106.0 | ↑2.5 | |
| 5/18 23:50 | 108.5 | ↑2.5 |