| 満潮 | 干潮 | 満潮 | 干潮 |
|
4
(火) |
07:27 | 03:24 | - | 15:52 |
| 97cm | 91cm | - | 19cm | |
|
||||
那珂湊（茨城）2021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 | 97.3 | ↓-0.4 | |
| 5/4 00:10 | 96.9 | ↓-0.4 | |
| 5/4 00:20 | 96.4 | ↓-0.5 | |
| 5/4 00:30 | 96.0 | ↓-0.4 | |
| 5/4 00:40 | 95.5 | ↓-0.5 | |
| 5/4 00:50 | 95.0 | ↓-0.5 | |
| 5/4 01:00 | 94.5 | ↓-0.5 | |
| 5/4 01:10 | 94.0 | ↓-0.5 | |
| 5/4 01:20 | 93.5 | ↓-0.5 | |
| 5/4 01:30 | 93.1 | ↓-0.4 | |
| 5/4 01:40 | 92.7 | ↓-0.4 | |
| 5/4 01:50 | 92.3 | ↓-0.4 | |
| 5/4 02:00 | 92.0 | ↓-0.3 | |
| 5/4 02:10 | 91.7 | ↓-0.3 | |
| 5/4 02:20 | 91.4 | ↓-0.3 | |
| 5/4 02:30 | 91.1 | ↓-0.3 | |
| 5/4 02:40 | 91.0 | ↓-0.1 | |
| 5/4 02:50 | 90.8 | ↓-0.2 | |
| 5/4 03:00 | 90.7 | ↓-0.1 | |
| 5/4 03:10 | 90.6 | ↓-0.1 | |
| 5/4 03:20 | 90.6 | 0 | 干潮 |
| 5/4 03:30 | 90.6 | 0 | |
| 5/4 03:40 | 90.6 | 0 | |
| 5/4 03:50 | 90.7 | ↑0.1 | |
| 5/4 04:00 | 90.8 | ↑0.1 | |
| 5/4 04:10 | 91.0 | ↑0.2 | |
| 5/4 04:20 | 91.2 | ↑0.2 | |
| 5/4 04:30 | 91.4 | ↑0.2 | |
| 5/4 04:40 | 91.6 | ↑0.2 | |
| 5/4 04:50 | 91.9 | ↑0.3 | |
| 5/4 05:00 | 92.2 | ↑0.3 | |
| 5/4 05:10 | 92.5 | ↑0.3 | |
| 5/4 05:20 | 92.8 | ↑0.3 | |
| 5/4 05:30 | 93.2 | ↑0.4 | |
| 5/4 05:40 | 93.5 | ↑0.3 | |
| 5/4 05:50 | 93.8 | ↑0.3 | |
| 5/4 06:00 | 94.2 | ↑0.4 | |
| 5/4 06:10 | 94.5 | ↑0.3 | |
| 5/4 06:20 | 94.9 | ↑0.4 | |
| 5/4 06:30 | 95.2 | ↑0.3 | |
| 5/4 06:40 | 95.4 | ↑0.2 | |
| 5/4 06:50 | 95.7 | ↑0.3 | |
| 5/4 07:00 | 95.9 | ↑0.2 | |
| 5/4 07:10 | 96.0 | ↑0.1 | |
| 5/4 07:20 | 96.1 | ↑0.1 | 満潮 |
| 5/4 07:30 | 96.1 | 0 | |
| 5/4 07:40 | 96.0 | ↓-0.1 | |
| 5/4 07:50 | 95.9 | ↓-0.1 | |
| 5/4 08:00 | 95.6 | ↓-0.3 | |
| 5/4 08:10 | 95.3 | ↓-0.3 | |
| 5/4 08:20 | 94.8 | ↓-0.5 | |
| 5/4 08:30 | 94.2 | ↓-0.6 | |
| 5/4 08:40 | 93.5 | ↓-0.7 | |
| 5/4 08:50 | 92.7 | ↓-0.8 | |
| 5/4 09:00 | 91.7 | ↓-1.0 | |
| 5/4 09:10 | 90.6 | ↓-1.1 | |
| 5/4 09:20 | 89.4 | ↓-1.2 | |
| 5/4 09:30 | 88.1 | ↓-1.3 | |
| 5/4 09:40 | 86.6 | ↓-1.5 | |
| 5/4 09:50 | 84.9 | ↓-1.7 | |
| 5/4 10:00 | 83.2 | ↓-1.7 | |
| 5/4 10:10 | 81.3 | ↓-1.9 | |
| 5/4 10:20 | 79.3 | ↓-2.0 | |
| 5/4 10:30 | 77.2 | ↓-2.1 | |
| 5/4 10:40 | 75.0 | ↓-2.2 | |
| 5/4 10:50 | 72.7 | ↓-2.3 | |
| 5/4 11:00 | 70.3 | ↓-2.4 | |
| 5/4 11:10 | 67.9 | ↓-2.4 | |
| 5/4 11:20 | 65.4 | ↓-2.5 | |
| 5/4 11:30 | 62.8 | ↓-2.6 | |
| 5/4 11:40 | 60.3 | ↓-2.5 | |
| 5/4 11:50 | 57.7 | ↓-2.6 | |
| 5/4 12:00 | 55.1 | ↓-2.6 | |
| 5/4 12:10 | 52.5 | ↓-2.6 | |
| 5/4 12:20 | 49.9 | ↓-2.6 | |
| 5/4 12:30 | 47.4 | ↓-2.5 | |
| 5/4 12:40 | 44.9 | ↓-2.5 | |
| 5/4 12:50 | 42.4 | ↓-2.5 | |
| 5/4 13:00 | 40.1 | ↓-2.3 | |
| 5/4 13:10 | 37.8 | ↓-2.3 | |
| 5/4 13:20 | 35.6 | ↓-2.2 | |
| 5/4 13:30 | 33.5 | ↓-2.1 | |
| 5/4 13:40 | 31.5 | ↓-2.0 | |
| 5/4 13:50 | 29.6 | ↓-1.9 | |
| 5/4 14:00 | 27.9 | ↓-1.7 | |
| 5/4 14:10 | 26.2 | ↓-1.7 | |
| 5/4 14:20 | 24.8 | ↓-1.4 | |
| 5/4 14:30 | 23.4 | ↓-1.4 | |
| 5/4 14:40 | 22.2 | ↓-1.2 | |
| 5/4 14:50 | 21.2 | ↓-1.0 | |
| 5/4 15:00 | 20.3 | ↓-0.9 | |
| 5/4 15:10 | 19.5 | ↓-0.8 | |
| 5/4 15:20 | 18.9 | ↓-0.6 | |
| 5/4 15:30 | 18.5 | ↓-0.4 | |
| 5/4 15:40 | 18.3 | ↓-0.2 | |
| 5/4 15:50 | 18.2 | ↓-0.1 | 干潮 |
| 5/4 16:00 | 18.2 | 0 | |
| 5/4 16:10 | 18.5 | ↑0.3 | |
| 5/4 16:20 | 18.8 | ↑0.3 | |
| 5/4 16:30 | 19.4 | ↑0.6 | |
| 5/4 16:40 | 20.1 | ↑0.7 | |
| 5/4 16:50 | 21.0 | ↑0.9 | |
| 5/4 17:00 | 22.0 | ↑1.0 | |
| 5/4 17:10 | 23.2 | ↑1.2 | |
| 5/4 17:20 | 24.6 | ↑1.4 | |
| 5/4 17:30 | 26.1 | ↑1.5 | |
| 5/4 17:40 | 27.7 | ↑1.6 | |
| 5/4 17:50 | 29.5 | ↑1.8 | |
| 5/4 18:00 | 31.4 | ↑1.9 | |
| 5/4 18:10 | 33.4 | ↑2.0 | |
| 5/4 18:20 | 35.6 | ↑2.2 | |
| 5/4 18:30 | 37.8 | ↑2.2 | |
| 5/4 18:40 | 40.2 | ↑2.4 | |
| 5/4 18:50 | 42.6 | ↑2.4 | |
| 5/4 19:00 | 45.2 | ↑2.6 | |
| 5/4 19:10 | 47.8 | ↑2.6 | |
| 5/4 19:20 | 50.4 | ↑2.6 | |
| 5/4 19:30 | 53.1 | ↑2.7 | |
| 5/4 19:40 | 55.8 | ↑2.7 | |
| 5/4 19:50 | 58.6 | ↑2.8 | 最大潮位差 |
| 5/4 20:00 | 61.3 | ↑2.7 | |
| 5/4 20:10 | 64.0 | ↑2.7 | |
| 5/4 20:20 | 66.7 | ↑2.7 | |
| 5/4 20:30 | 69.4 | ↑2.7 | |
| 5/4 20:40 | 72.0 | ↑2.6 | |
| 5/4 20:50 | 74.5 | ↑2.5 | |
| 5/4 21:00 | 77.0 | ↑2.5 | |
| 5/4 21:10 | 79.4 | ↑2.4 | |
| 5/4 21:20 | 81.6 | ↑2.2 | |
| 5/4 21:30 | 83.8 | ↑2.2 | |
| 5/4 21:40 | 85.8 | ↑2.0 | |
| 5/4 21:50 | 87.7 | ↑1.9 | |
| 5/4 22:00 | 89.5 | ↑1.8 | |
| 5/4 22:10 | 91.1 | ↑1.6 | |
| 5/4 22:20 | 92.6 | ↑1.5 | |
| 5/4 22:30 | 94.0 | ↑1.4 | |
| 5/4 22:40 | 95.2 | ↑1.2 | |
| 5/4 22:50 | 96.2 | ↑1.0 | |
| 5/4 23:00 | 97.2 | ↑1.0 | |
| 5/4 23:10 | 97.9 | ↑0.7 | |
| 5/4 23:20 | 98.6 | ↑0.7 | |
| 5/4 23:30 | 99.1 | ↑0.5 | |
| 5/4 23:40 | 99.4 | ↑0.3 | |
| 5/4 23:50 | 99.7 | ↑0.3 |