| 満潮 | 干潮 | 満潮 | 干潮 |
|
18
(木) |
08:59 | 04:26 | 23:05 | 15:45 |
| 87cm | 73cm | 105cm | 39cm | |
|
||||
那珂湊（茨城）2051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 | 95.7 | ↓-1.2 | |
| 5/18 00:10 | 94.5 | ↓-1.2 | |
| 5/18 00:20 | 93.2 | ↓-1.3 | |
| 5/18 00:30 | 91.9 | ↓-1.3 | |
| 5/18 00:40 | 90.6 | ↓-1.3 | |
| 5/18 00:50 | 89.2 | ↓-1.4 | |
| 5/18 01:00 | 87.9 | ↓-1.3 | |
| 5/18 01:10 | 86.6 | ↓-1.3 | |
| 5/18 01:20 | 85.3 | ↓-1.3 | |
| 5/18 01:30 | 84.1 | ↓-1.2 | |
| 5/18 01:40 | 82.8 | ↓-1.3 | |
| 5/18 01:50 | 81.7 | ↓-1.1 | |
| 5/18 02:00 | 80.5 | ↓-1.2 | |
| 5/18 02:10 | 79.5 | ↓-1.0 | |
| 5/18 02:20 | 78.5 | ↓-1.0 | |
| 5/18 02:30 | 77.5 | ↓-1.0 | |
| 5/18 02:40 | 76.6 | ↓-0.9 | |
| 5/18 02:50 | 75.8 | ↓-0.8 | |
| 5/18 03:00 | 75.1 | ↓-0.7 | |
| 5/18 03:10 | 74.5 | ↓-0.6 | |
| 5/18 03:20 | 73.9 | ↓-0.6 | |
| 5/18 03:30 | 73.4 | ↓-0.5 | |
| 5/18 03:40 | 73.0 | ↓-0.4 | |
| 5/18 03:50 | 72.7 | ↓-0.3 | |
| 5/18 04:00 | 72.4 | ↓-0.3 | |
| 5/18 04:10 | 72.3 | ↓-0.1 | |
| 5/18 04:20 | 72.2 | ↓-0.1 | 干潮 |
| 5/18 04:30 | 72.2 | 0 | |
| 5/18 04:40 | 72.3 | ↑0.1 | |
| 5/18 04:50 | 72.5 | ↑0.2 | |
| 5/18 05:00 | 72.7 | ↑0.2 | |
| 5/18 05:10 | 73.0 | ↑0.3 | |
| 5/18 05:20 | 73.4 | ↑0.4 | |
| 5/18 05:30 | 73.8 | ↑0.4 | |
| 5/18 05:40 | 74.4 | ↑0.6 | |
| 5/18 05:50 | 74.9 | ↑0.5 | |
| 5/18 06:00 | 75.6 | ↑0.7 | |
| 5/18 06:10 | 76.2 | ↑0.6 | |
| 5/18 06:20 | 76.9 | ↑0.7 | |
| 5/18 06:30 | 77.7 | ↑0.8 | |
| 5/18 06:40 | 78.5 | ↑0.8 | |
| 5/18 06:50 | 79.2 | ↑0.7 | |
| 5/18 07:00 | 80.0 | ↑0.8 | |
| 5/18 07:10 | 80.8 | ↑0.8 | |
| 5/18 07:20 | 81.6 | ↑0.8 | |
| 5/18 07:30 | 82.3 | ↑0.7 | |
| 5/18 07:40 | 83.0 | ↑0.7 | |
| 5/18 07:50 | 83.7 | ↑0.7 | |
| 5/18 08:00 | 84.3 | ↑0.6 | |
| 5/18 08:10 | 84.8 | ↑0.5 | |
| 5/18 08:20 | 85.2 | ↑0.4 | |
| 5/18 08:30 | 85.6 | ↑0.4 | |
| 5/18 08:40 | 85.8 | ↑0.2 | |
| 5/18 08:50 | 86.0 | ↑0.2 | 満潮 |
| 5/18 09:00 | 86.0 | 0 | |
| 5/18 09:10 | 85.9 | ↓-0.1 | |
| 5/18 09:20 | 85.7 | ↓-0.2 | |
| 5/18 09:30 | 85.4 | ↓-0.3 | |
| 5/18 09:40 | 84.9 | ↓-0.5 | |
| 5/18 09:50 | 84.3 | ↓-0.6 | |
| 5/18 10:00 | 83.5 | ↓-0.8 | |
| 5/18 10:10 | 82.7 | ↓-0.8 | |
| 5/18 10:20 | 81.7 | ↓-1.0 | |
| 5/18 10:30 | 80.5 | ↓-1.2 | |
| 5/18 10:40 | 79.3 | ↓-1.2 | |
| 5/18 10:50 | 77.9 | ↓-1.4 | |
| 5/18 11:00 | 76.5 | ↓-1.4 | |
| 5/18 11:10 | 74.9 | ↓-1.6 | |
| 5/18 11:20 | 73.3 | ↓-1.6 | |
| 5/18 11:30 | 71.6 | ↓-1.7 | |
| 5/18 11:40 | 69.8 | ↓-1.8 | |
| 5/18 11:50 | 68.0 | ↓-1.8 | |
| 5/18 12:00 | 66.1 | ↓-1.9 | |
| 5/18 12:10 | 64.2 | ↓-1.9 | |
| 5/18 12:20 | 62.3 | ↓-1.9 | |
| 5/18 12:30 | 60.4 | ↓-1.9 | |
| 5/18 12:40 | 58.5 | ↓-1.9 | |
| 5/18 12:50 | 56.7 | ↓-1.8 | |
| 5/18 13:00 | 54.8 | ↓-1.9 | |
| 5/18 13:10 | 53.1 | ↓-1.7 | |
| 5/18 13:20 | 51.4 | ↓-1.7 | |
| 5/18 13:30 | 49.7 | ↓-1.7 | |
| 5/18 13:40 | 48.1 | ↓-1.6 | |
| 5/18 13:50 | 46.7 | ↓-1.4 | |
| 5/18 14:00 | 45.3 | ↓-1.4 | |
| 5/18 14:10 | 44.0 | ↓-1.3 | |
| 5/18 14:20 | 42.8 | ↓-1.2 | |
| 5/18 14:30 | 41.8 | ↓-1.0 | |
| 5/18 14:40 | 40.8 | ↓-1.0 | |
| 5/18 14:50 | 40.0 | ↓-0.8 | |
| 5/18 15:00 | 39.4 | ↓-0.6 | |
| 5/18 15:10 | 38.8 | ↓-0.6 | |
| 5/18 15:20 | 38.4 | ↓-0.4 | |
| 5/18 15:30 | 38.1 | ↓-0.3 | |
| 5/18 15:40 | 38.0 | ↓-0.1 | 干潮 |
| 5/18 15:50 | 38.0 | 0 | |
| 5/18 16:00 | 38.2 | ↑0.2 | |
| 5/18 16:10 | 38.5 | ↑0.3 | |
| 5/18 16:20 | 39.0 | ↑0.5 | |
| 5/18 16:30 | 39.5 | ↑0.5 | |
| 5/18 16:40 | 40.3 | ↑0.8 | |
| 5/18 16:50 | 41.2 | ↑0.9 | |
| 5/18 17:00 | 42.2 | ↑1.0 | |
| 5/18 17:10 | 43.3 | ↑1.1 | |
| 5/18 17:20 | 44.6 | ↑1.3 | |
| 5/18 17:30 | 46.1 | ↑1.5 | |
| 5/18 17:40 | 47.6 | ↑1.5 | |
| 5/18 17:50 | 49.3 | ↑1.7 | |
| 5/18 18:00 | 51.1 | ↑1.8 | |
| 5/18 18:10 | 53.0 | ↑1.9 | |
| 5/18 18:20 | 55.0 | ↑2.0 | |
| 5/18 18:30 | 57.0 | ↑2.0 | |
| 5/18 18:40 | 59.2 | ↑2.2 | |
| 5/18 18:50 | 61.5 | ↑2.3 | |
| 5/18 19:00 | 63.8 | ↑2.3 | |
| 5/18 19:10 | 66.1 | ↑2.3 | |
| 5/18 19:20 | 68.5 | ↑2.4 | |
| 5/18 19:30 | 70.9 | ↑2.4 | |
| 5/18 19:40 | 73.4 | ↑2.5 | 最大潮位差 |
| 5/18 19:50 | 75.8 | ↑2.4 | |
| 5/18 20:00 | 78.2 | ↑2.4 | |
| 5/18 20:10 | 80.5 | ↑2.3 | |
| 5/18 20:20 | 82.9 | ↑2.4 | |
| 5/18 20:30 | 85.1 | ↑2.2 | |
| 5/18 20:40 | 87.3 | ↑2.2 | |
| 5/18 20:50 | 89.4 | ↑2.1 | |
| 5/18 21:00 | 91.4 | ↑2.0 | |
| 5/18 21:10 | 93.3 | ↑1.9 | |
| 5/18 21:20 | 95.0 | ↑1.7 | |
| 5/18 21:30 | 96.7 | ↑1.7 | |
| 5/18 21:40 | 98.1 | ↑1.4 | |
| 5/18 21:50 | 99.5 | ↑1.4 | |
| 5/18 22:00 | 100.6 | ↑1.1 | |
| 5/18 22:10 | 101.6 | ↑1.0 | |
| 5/18 22:20 | 102.4 | ↑0.8 | |
| 5/18 22:30 | 103.1 | ↑0.7 | |
| 5/18 22:40 | 103.6 | ↑0.5 | |
| 5/18 22:50 | 103.9 | ↑0.3 | |
| 5/18 23:00 | 104.0 | ↑0.1 | 満潮 |
| 5/18 23:10 | 104.0 | 0 | |
| 5/18 23:20 | 103.8 | ↓-0.2 | |
| 5/18 23:30 | 103.5 | ↓-0.3 | |
| 5/18 23:40 | 103.0 | ↓-0.5 | |
| 5/18 23:50 | 102.4 | ↓-0.6 |