| 満潮 | 干潮 | 満潮 | 干潮 |
|
4
(木) |
08:49 | 03:48 | 23:27 | 16:04 |
| 91cm | 75cm | 99cm | 29cm | |
|
||||
那珂湊（茨城）2051年05月4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 |
|---|---|---|---|
| 5/4 00:00 | 92.0 | ↓-1.0 | |
| 5/4 00:10 | 91.0 | ↓-1.0 | |
| 5/4 00:20 | 89.9 | ↓-1.1 | |
| 5/4 00:30 | 88.8 | ↓-1.1 | |
| 5/4 00:40 | 87.7 | ↓-1.1 | |
| 5/4 00:50 | 86.6 | ↓-1.1 | |
| 5/4 01:00 | 85.5 | ↓-1.1 | |
| 5/4 01:10 | 84.4 | ↓-1.1 | |
| 5/4 01:20 | 83.3 | ↓-1.1 | |
| 5/4 01:30 | 82.3 | ↓-1.0 | |
| 5/4 01:40 | 81.3 | ↓-1.0 | |
| 5/4 01:50 | 80.4 | ↓-0.9 | |
| 5/4 02:00 | 79.5 | ↓-0.9 | |
| 5/4 02:10 | 78.7 | ↓-0.8 | |
| 5/4 02:20 | 78.0 | ↓-0.7 | |
| 5/4 02:30 | 77.3 | ↓-0.7 | |
| 5/4 02:40 | 76.7 | ↓-0.6 | |
| 5/4 02:50 | 76.2 | ↓-0.5 | |
| 5/4 03:00 | 75.8 | ↓-0.4 | |
| 5/4 03:10 | 75.4 | ↓-0.4 | |
| 5/4 03:20 | 75.2 | ↓-0.2 | |
| 5/4 03:30 | 75.0 | ↓-0.2 | |
| 5/4 03:40 | 74.9 | ↓-0.1 | 干潮 |
| 5/4 03:50 | 74.9 | 0 | |
| 5/4 04:00 | 75.0 | ↑0.1 | |
| 5/4 04:10 | 75.1 | ↑0.1 | |
| 5/4 04:20 | 75.3 | ↑0.2 | |
| 5/4 04:30 | 75.6 | ↑0.3 | |
| 5/4 04:40 | 75.9 | ↑0.3 | |
| 5/4 04:50 | 76.4 | ↑0.5 | |
| 5/4 05:00 | 76.8 | ↑0.4 | |
| 5/4 05:10 | 77.4 | ↑0.6 | |
| 5/4 05:20 | 78.0 | ↑0.6 | |
| 5/4 05:30 | 78.6 | ↑0.6 | |
| 5/4 05:40 | 79.3 | ↑0.7 | |
| 5/4 05:50 | 80.0 | ↑0.7 | |
| 5/4 06:00 | 80.8 | ↑0.8 | |
| 5/4 06:10 | 81.6 | ↑0.8 | |
| 5/4 06:20 | 82.4 | ↑0.8 | |
| 5/4 06:30 | 83.2 | ↑0.8 | |
| 5/4 06:40 | 84.0 | ↑0.8 | |
| 5/4 06:50 | 84.8 | ↑0.8 | |
| 5/4 07:00 | 85.6 | ↑0.8 | |
| 5/4 07:10 | 86.4 | ↑0.8 | |
| 5/4 07:20 | 87.1 | ↑0.7 | |
| 5/4 07:30 | 87.9 | ↑0.8 | |
| 5/4 07:40 | 88.5 | ↑0.6 | |
| 5/4 07:50 | 89.1 | ↑0.6 | |
| 5/4 08:00 | 89.6 | ↑0.5 | |
| 5/4 08:10 | 90.1 | ↑0.5 | |
| 5/4 08:20 | 90.4 | ↑0.3 | |
| 5/4 08:30 | 90.7 | ↑0.3 | |
| 5/4 08:40 | 90.8 | ↑0.1 | 満潮 |
| 5/4 08:50 | 90.9 | ↑0.1 | |
| 5/4 09:00 | 90.8 | ↓-0.1 | |
| 5/4 09:10 | 90.6 | ↓-0.2 | |
| 5/4 09:20 | 90.2 | ↓-0.4 | |
| 5/4 09:30 | 89.7 | ↓-0.5 | |
| 5/4 09:40 | 89.1 | ↓-0.6 | |
| 5/4 09:50 | 88.3 | ↓-0.8 | |
| 5/4 10:00 | 87.4 | ↓-0.9 | |
| 5/4 10:10 | 86.3 | ↓-1.1 | |
| 5/4 10:20 | 85.1 | ↓-1.2 | |
| 5/4 10:30 | 83.8 | ↓-1.3 | |
| 5/4 10:40 | 82.3 | ↓-1.5 | |
| 5/4 10:50 | 80.7 | ↓-1.6 | |
| 5/4 11:00 | 78.9 | ↓-1.8 | |
| 5/4 11:10 | 77.1 | ↓-1.8 | |
| 5/4 11:20 | 75.1 | ↓-2.0 | |
| 5/4 11:30 | 73.1 | ↓-2.0 | |
| 5/4 11:40 | 71.0 | ↓-2.1 | |
| 5/4 11:50 | 68.8 | ↓-2.2 | |
| 5/4 12:00 | 66.5 | ↓-2.3 | |
| 5/4 12:10 | 64.3 | ↓-2.2 | |
| 5/4 12:20 | 61.9 | ↓-2.4 | |
| 5/4 12:30 | 59.6 | ↓-2.3 | |
| 5/4 12:40 | 57.3 | ↓-2.3 | |
| 5/4 12:50 | 55.0 | ↓-2.3 | |
| 5/4 13:00 | 52.7 | ↓-2.3 | |
| 5/4 13:10 | 50.5 | ↓-2.2 | |
| 5/4 13:20 | 48.3 | ↓-2.2 | |
| 5/4 13:30 | 46.1 | ↓-2.2 | |
| 5/4 13:40 | 44.1 | ↓-2.0 | |
| 5/4 13:50 | 42.2 | ↓-1.9 | |
| 5/4 14:00 | 40.3 | ↓-1.9 | |
| 5/4 14:10 | 38.6 | ↓-1.7 | |
| 5/4 14:20 | 36.9 | ↓-1.7 | |
| 5/4 14:30 | 35.5 | ↓-1.4 | |
| 5/4 14:40 | 34.1 | ↓-1.4 | |
| 5/4 14:50 | 32.9 | ↓-1.2 | |
| 5/4 15:00 | 31.8 | ↓-1.1 | |
| 5/4 15:10 | 30.9 | ↓-0.9 | |
| 5/4 15:20 | 30.1 | ↓-0.8 | |
| 5/4 15:30 | 29.5 | ↓-0.6 | |
| 5/4 15:40 | 29.1 | ↓-0.4 | |
| 5/4 15:50 | 28.8 | ↓-0.3 | |
| 5/4 16:00 | 28.6 | ↓-0.2 | 干潮 |
| 5/4 16:10 | 28.7 | ↑0.1 | |
| 5/4 16:20 | 28.9 | ↑0.2 | |
| 5/4 16:30 | 29.2 | ↑0.3 | |
| 5/4 16:40 | 29.8 | ↑0.6 | |
| 5/4 16:50 | 30.5 | ↑0.7 | |
| 5/4 17:00 | 31.3 | ↑0.8 | |
| 5/4 17:10 | 32.3 | ↑1.0 | |
| 5/4 17:20 | 33.5 | ↑1.2 | |
| 5/4 17:30 | 34.7 | ↑1.2 | |
| 5/4 17:40 | 36.2 | ↑1.5 | |
| 5/4 17:50 | 37.8 | ↑1.6 | |
| 5/4 18:00 | 39.5 | ↑1.7 | |
| 5/4 18:10 | 41.3 | ↑1.8 | |
| 5/4 18:20 | 43.2 | ↑1.9 | |
| 5/4 18:30 | 45.3 | ↑2.1 | |
| 5/4 18:40 | 47.5 | ↑2.2 | |
| 5/4 18:50 | 49.7 | ↑2.2 | |
| 5/4 19:00 | 52.0 | ↑2.3 | |
| 5/4 19:10 | 54.4 | ↑2.4 | |
| 5/4 19:20 | 56.8 | ↑2.4 | |
| 5/4 19:30 | 59.3 | ↑2.5 | |
| 5/4 19:40 | 61.8 | ↑2.5 | |
| 5/4 19:50 | 64.4 | ↑2.6 | 最大潮位差 |
| 5/4 20:00 | 66.9 | ↑2.5 | |
| 5/4 20:10 | 69.4 | ↑2.5 | |
| 5/4 20:20 | 71.9 | ↑2.5 | |
| 5/4 20:30 | 74.4 | ↑2.5 | |
| 5/4 20:40 | 76.8 | ↑2.4 | |
| 5/4 20:50 | 79.1 | ↑2.3 | |
| 5/4 21:00 | 81.4 | ↑2.3 | |
| 5/4 21:10 | 83.6 | ↑2.2 | |
| 5/4 21:20 | 85.6 | ↑2.0 | |
| 5/4 21:30 | 87.5 | ↑1.9 | |
| 5/4 21:40 | 89.3 | ↑1.8 | |
| 5/4 21:50 | 91.0 | ↑1.7 | |
| 5/4 22:00 | 92.5 | ↑1.5 | |
| 5/4 22:10 | 93.9 | ↑1.4 | |
| 5/4 22:20 | 95.1 | ↑1.2 | |
| 5/4 22:30 | 96.1 | ↑1.0 | |
| 5/4 22:40 | 97.0 | ↑0.9 | |
| 5/4 22:50 | 97.7 | ↑0.7 | |
| 5/4 23:00 | 98.2 | ↑0.5 | |
| 5/4 23:10 | 98.5 | ↑0.3 | |
| 5/4 23:20 | 98.7 | ↑0.2 | 満潮 |
| 5/4 23:30 | 98.7 | 0 | |
| 5/4 23:40 | 98.6 | ↓-0.1 | |
| 5/4 23:50 | 98.3 | ↓-0.3 |