| 満潮 | 干潮 | 満潮 | 干潮 |
|
4
(火) |
02:04 | 08:36 | 15:05 | 20:43 |
| 109cm | 23cm | 105cm | 50cm | |
|
||||
那珂湊（茨城）2027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 | 91.6 | ↑2.6 | |
| 5/4 00:10 | 94.0 | ↑2.4 | |
| 5/4 00:20 | 96.3 | ↑2.3 | |
| 5/4 00:30 | 98.4 | ↑2.1 | |
| 5/4 00:40 | 100.4 | ↑2.0 | |
| 5/4 00:50 | 102.2 | ↑1.8 | |
| 5/4 01:00 | 103.8 | ↑1.6 | |
| 5/4 01:10 | 105.2 | ↑1.4 | |
| 5/4 01:20 | 106.3 | ↑1.1 | |
| 5/4 01:30 | 107.2 | ↑0.9 | |
| 5/4 01:40 | 107.9 | ↑0.7 | |
| 5/4 01:50 | 108.4 | ↑0.5 | |
| 5/4 02:00 | 108.6 | ↑0.2 | 満潮 |
| 5/4 02:10 | 108.5 | ↓-0.1 | |
| 5/4 02:20 | 108.2 | ↓-0.3 | |
| 5/4 02:30 | 107.6 | ↓-0.6 | |
| 5/4 02:40 | 106.8 | ↓-0.8 | |
| 5/4 02:50 | 105.7 | ↓-1.1 | |
| 5/4 03:00 | 104.4 | ↓-1.3 | |
| 5/4 03:10 | 102.8 | ↓-1.6 | |
| 5/4 03:20 | 101.0 | ↓-1.8 | |
| 5/4 03:30 | 99.0 | ↓-2.0 | |
| 5/4 03:40 | 96.8 | ↓-2.2 | |
| 5/4 03:50 | 94.3 | ↓-2.5 | |
| 5/4 04:00 | 91.7 | ↓-2.6 | |
| 5/4 04:10 | 88.9 | ↓-2.8 | |
| 5/4 04:20 | 86.0 | ↓-2.9 | |
| 5/4 04:30 | 82.9 | ↓-3.1 | |
| 5/4 04:40 | 79.7 | ↓-3.2 | |
| 5/4 04:50 | 76.5 | ↓-3.2 | |
| 5/4 05:00 | 73.1 | ↓-3.4 | |
| 5/4 05:10 | 69.7 | ↓-3.4 | |
| 5/4 05:20 | 66.3 | ↓-3.4 | |
| 5/4 05:30 | 62.8 | ↓-3.5 | 最大潮位差 |
| 5/4 05:40 | 59.4 | ↓-3.4 | |
| 5/4 05:50 | 56.0 | ↓-3.4 | |
| 5/4 06:00 | 52.7 | ↓-3.3 | |
| 5/4 06:10 | 49.4 | ↓-3.3 | |
| 5/4 06:20 | 46.3 | ↓-3.1 | |
| 5/4 06:30 | 43.2 | ↓-3.1 | |
| 5/4 06:40 | 40.4 | ↓-2.8 | |
| 5/4 06:50 | 37.7 | ↓-2.7 | |
| 5/4 07:00 | 35.1 | ↓-2.6 | |
| 5/4 07:10 | 32.8 | ↓-2.3 | |
| 5/4 07:20 | 30.7 | ↓-2.1 | |
| 5/4 07:30 | 28.8 | ↓-1.9 | |
| 5/4 07:40 | 27.2 | ↓-1.6 | |
| 5/4 07:50 | 25.8 | ↓-1.4 | |
| 5/4 08:00 | 24.7 | ↓-1.1 | |
| 5/4 08:10 | 23.8 | ↓-0.9 | |
| 5/4 08:20 | 23.2 | ↓-0.6 | |
| 5/4 08:30 | 22.9 | ↓-0.3 | 干潮 |
| 5/4 08:40 | 22.9 | 0 | |
| 5/4 08:50 | 23.2 | ↑0.3 | |
| 5/4 09:00 | 23.7 | ↑0.5 | |
| 5/4 09:10 | 24.6 | ↑0.9 | |
| 5/4 09:20 | 25.7 | ↑1.1 | |
| 5/4 09:30 | 27.0 | ↑1.3 | |
| 5/4 09:40 | 28.6 | ↑1.6 | |
| 5/4 09:50 | 30.4 | ↑1.8 | |
| 5/4 10:00 | 32.5 | ↑2.1 | |
| 5/4 10:10 | 34.8 | ↑2.3 | |
| 5/4 10:20 | 37.2 | ↑2.4 | |
| 5/4 10:30 | 39.9 | ↑2.7 | |
| 5/4 10:40 | 42.7 | ↑2.8 | |
| 5/4 10:50 | 45.6 | ↑2.9 | |
| 5/4 11:00 | 48.7 | ↑3.1 | |
| 5/4 11:10 | 51.8 | ↑3.1 | |
| 5/4 11:20 | 55.0 | ↑3.2 | |
| 5/4 11:30 | 58.3 | ↑3.3 | |
| 5/4 11:40 | 61.6 | ↑3.3 | |
| 5/4 11:50 | 65.0 | ↑3.4 | |
| 5/4 12:00 | 68.3 | ↑3.3 | |
| 5/4 12:10 | 71.5 | ↑3.2 | |
| 5/4 12:20 | 74.8 | ↑3.3 | |
| 5/4 12:30 | 77.9 | ↑3.1 | |
| 5/4 12:40 | 80.9 | ↑3.0 | |
| 5/4 12:50 | 83.9 | ↑3.0 | |
| 5/4 13:00 | 86.7 | ↑2.8 | |
| 5/4 13:10 | 89.3 | ↑2.6 | |
| 5/4 13:20 | 91.8 | ↑2.5 | |
| 5/4 13:30 | 94.1 | ↑2.3 | |
| 5/4 13:40 | 96.2 | ↑2.1 | |
| 5/4 13:50 | 98.1 | ↑1.9 | |
| 5/4 14:00 | 99.7 | ↑1.6 | |
| 5/4 14:10 | 101.2 | ↑1.5 | |
| 5/4 14:20 | 102.4 | ↑1.2 | |
| 5/4 14:30 | 103.4 | ↑1.0 | |
| 5/4 14:40 | 104.1 | ↑0.7 | |
| 5/4 14:50 | 104.5 | ↑0.4 | |
| 5/4 15:00 | 104.8 | ↑0.3 | 満潮 |
| 5/4 15:10 | 104.7 | ↓-0.1 | |
| 5/4 15:20 | 104.4 | ↓-0.3 | |
| 5/4 15:30 | 103.9 | ↓-0.5 | |
| 5/4 15:40 | 103.2 | ↓-0.7 | |
| 5/4 15:50 | 102.2 | ↓-1.0 | |
| 5/4 16:00 | 101.0 | ↓-1.2 | |
| 5/4 16:10 | 99.6 | ↓-1.4 | |
| 5/4 16:20 | 98.0 | ↓-1.6 | |
| 5/4 16:30 | 96.2 | ↓-1.8 | |
| 5/4 16:40 | 94.3 | ↓-1.9 | |
| 5/4 16:50 | 92.2 | ↓-2.1 | |
| 5/4 17:00 | 89.9 | ↓-2.3 | |
| 5/4 17:10 | 87.6 | ↓-2.3 | |
| 5/4 17:20 | 85.2 | ↓-2.4 | |
| 5/4 17:30 | 82.7 | ↓-2.5 | |
| 5/4 17:40 | 80.1 | ↓-2.6 | |
| 5/4 17:50 | 77.6 | ↓-2.5 | |
| 5/4 18:00 | 75.0 | ↓-2.6 | |
| 5/4 18:10 | 72.4 | ↓-2.6 | |
| 5/4 18:20 | 69.9 | ↓-2.5 | |
| 5/4 18:30 | 67.4 | ↓-2.5 | |
| 5/4 18:40 | 65.1 | ↓-2.3 | |
| 5/4 18:50 | 62.8 | ↓-2.3 | |
| 5/4 19:00 | 60.6 | ↓-2.2 | |
| 5/4 19:10 | 58.6 | ↓-2.0 | |
| 5/4 19:20 | 56.7 | ↓-1.9 | |
| 5/4 19:30 | 55.0 | ↓-1.7 | |
| 5/4 19:40 | 53.5 | ↓-1.5 | |
| 5/4 19:50 | 52.2 | ↓-1.3 | |
| 5/4 20:00 | 51.1 | ↓-1.1 | |
| 5/4 20:10 | 50.3 | ↓-0.8 | |
| 5/4 20:20 | 49.6 | ↓-0.7 | |
| 5/4 20:30 | 49.2 | ↓-0.4 | |
| 5/4 20:40 | 49.1 | ↓-0.1 | 干潮 |
| 5/4 20:50 | 49.1 | 0 | |
| 5/4 21:00 | 49.5 | ↑0.4 | |
| 5/4 21:10 | 50.0 | ↑0.5 | |
| 5/4 21:20 | 50.8 | ↑0.8 | |
| 5/4 21:30 | 51.8 | ↑1.0 | |
| 5/4 21:40 | 53.1 | ↑1.3 | |
| 5/4 21:50 | 54.6 | ↑1.5 | |
| 5/4 22:00 | 56.2 | ↑1.6 | |
| 5/4 22:10 | 58.1 | ↑1.9 | |
| 5/4 22:20 | 60.1 | ↑2.0 | |
| 5/4 22:30 | 62.3 | ↑2.2 | |
| 5/4 22:40 | 64.6 | ↑2.3 | |
| 5/4 22:50 | 67.1 | ↑2.5 | |
| 5/4 23:00 | 69.6 | ↑2.5 | |
| 5/4 23:10 | 72.2 | ↑2.6 | |
| 5/4 23:20 | 74.9 | ↑2.7 | |
| 5/4 23:30 | 77.7 | ↑2.8 | |
| 5/4 23:40 | 80.4 | ↑2.7 | |
| 5/4 23:50 | 83.2 | ↑2.8 |