| 満潮 | 干潮 | 満潮 | 干潮 |
|
21
(月) |
08:05 | 03:11 | 22:35 | 15:36 |
| 103cm | 83cm | 111cm | 36cm | |
|
||||
大洗（茨城）2029年05月21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 |
|---|---|---|---|
| 5/21 00:00 | 97.9 | ↓-1.2 | |
| 5/21 00:10 | 96.6 | ↓-1.3 | |
| 5/21 00:20 | 95.4 | ↓-1.2 | |
| 5/21 00:30 | 94.2 | ↓-1.2 | |
| 5/21 00:40 | 93.0 | ↓-1.2 | |
| 5/21 00:50 | 91.8 | ↓-1.2 | |
| 5/21 01:00 | 90.7 | ↓-1.1 | |
| 5/21 01:10 | 89.6 | ↓-1.1 | |
| 5/21 01:20 | 88.6 | ↓-1.0 | |
| 5/21 01:30 | 87.6 | ↓-1.0 | |
| 5/21 01:40 | 86.7 | ↓-0.9 | |
| 5/21 01:50 | 85.9 | ↓-0.8 | |
| 5/21 02:00 | 85.1 | ↓-0.8 | |
| 5/21 02:10 | 84.4 | ↓-0.7 | |
| 5/21 02:20 | 83.9 | ↓-0.5 | |
| 5/21 02:30 | 83.4 | ↓-0.5 | |
| 5/21 02:40 | 83.0 | ↓-0.4 | |
| 5/21 02:50 | 82.7 | ↓-0.3 | |
| 5/21 03:00 | 82.6 | ↓-0.1 | |
| 5/21 03:10 | 82.5 | ↓-0.1 | 干潮 |
| 5/21 03:20 | 82.6 | ↑0.1 | |
| 5/21 03:30 | 82.8 | ↑0.2 | |
| 5/21 03:40 | 83.0 | ↑0.2 | |
| 5/21 03:50 | 83.4 | ↑0.4 | |
| 5/21 04:00 | 83.9 | ↑0.5 | |
| 5/21 04:10 | 84.5 | ↑0.6 | |
| 5/21 04:20 | 85.2 | ↑0.7 | |
| 5/21 04:30 | 86.0 | ↑0.8 | |
| 5/21 04:40 | 86.9 | ↑0.9 | |
| 5/21 04:50 | 87.8 | ↑0.9 | |
| 5/21 05:00 | 88.8 | ↑1.0 | |
| 5/21 05:10 | 89.8 | ↑1.0 | |
| 5/21 05:20 | 90.8 | ↑1.0 | |
| 5/21 05:30 | 91.9 | ↑1.1 | |
| 5/21 05:40 | 93.0 | ↑1.1 | |
| 5/21 05:50 | 94.1 | ↑1.1 | |
| 5/21 06:00 | 95.1 | ↑1.0 | |
| 5/21 06:10 | 96.1 | ↑1.0 | |
| 5/21 06:20 | 97.1 | ↑1.0 | |
| 5/21 06:30 | 98.1 | ↑1.0 | |
| 5/21 06:40 | 99.0 | ↑0.9 | |
| 5/21 06:50 | 99.8 | ↑0.8 | |
| 5/21 07:00 | 100.5 | ↑0.7 | |
| 5/21 07:10 | 101.1 | ↑0.6 | |
| 5/21 07:20 | 101.7 | ↑0.6 | |
| 5/21 07:30 | 102.1 | ↑0.4 | |
| 5/21 07:40 | 102.5 | ↑0.4 | |
| 5/21 07:50 | 102.7 | ↑0.2 | |
| 5/21 08:00 | 102.8 | ↑0.1 | 満潮 |
| 5/21 08:10 | 102.8 | 0 | |
| 5/21 08:20 | 102.7 | ↓-0.1 | |
| 5/21 08:30 | 102.4 | ↓-0.3 | |
| 5/21 08:40 | 102.0 | ↓-0.4 | |
| 5/21 08:50 | 101.5 | ↓-0.5 | |
| 5/21 09:00 | 100.8 | ↓-0.7 | |
| 5/21 09:10 | 100.0 | ↓-0.8 | |
| 5/21 09:20 | 99.0 | ↓-1.0 | |
| 5/21 09:30 | 98.0 | ↓-1.0 | |
| 5/21 09:40 | 96.7 | ↓-1.3 | |
| 5/21 09:50 | 95.4 | ↓-1.3 | |
| 5/21 10:00 | 93.9 | ↓-1.5 | |
| 5/21 10:10 | 92.3 | ↓-1.6 | |
| 5/21 10:20 | 90.6 | ↓-1.7 | |
| 5/21 10:30 | 88.8 | ↓-1.8 | |
| 5/21 10:40 | 86.9 | ↓-1.9 | |
| 5/21 10:50 | 84.9 | ↓-2.0 | |
| 5/21 11:00 | 82.8 | ↓-2.1 | |
| 5/21 11:10 | 80.7 | ↓-2.1 | |
| 5/21 11:20 | 78.4 | ↓-2.3 | |
| 5/21 11:30 | 76.2 | ↓-2.2 | |
| 5/21 11:40 | 73.9 | ↓-2.3 | |
| 5/21 11:50 | 71.6 | ↓-2.3 | |
| 5/21 12:00 | 69.2 | ↓-2.4 | |
| 5/21 12:10 | 66.9 | ↓-2.3 | |
| 5/21 12:20 | 64.6 | ↓-2.3 | |
| 5/21 12:30 | 62.3 | ↓-2.3 | |
| 5/21 12:40 | 60.0 | ↓-2.3 | |
| 5/21 12:50 | 57.7 | ↓-2.3 | |
| 5/21 13:00 | 55.5 | ↓-2.2 | |
| 5/21 13:10 | 53.4 | ↓-2.1 | |
| 5/21 13:20 | 51.3 | ↓-2.1 | |
| 5/21 13:30 | 49.3 | ↓-2.0 | |
| 5/21 13:40 | 47.4 | ↓-1.9 | |
| 5/21 13:50 | 45.6 | ↓-1.8 | |
| 5/21 14:00 | 43.9 | ↓-1.7 | |
| 5/21 14:10 | 42.4 | ↓-1.5 | |
| 5/21 14:20 | 40.9 | ↓-1.5 | |
| 5/21 14:30 | 39.6 | ↓-1.3 | |
| 5/21 14:40 | 38.5 | ↓-1.1 | |
| 5/21 14:50 | 37.5 | ↓-1.0 | |
| 5/21 15:00 | 36.8 | ↓-0.7 | |
| 5/21 15:10 | 36.2 | ↓-0.6 | |
| 5/21 15:20 | 35.8 | ↓-0.4 | |
| 5/21 15:30 | 35.6 | ↓-0.2 | 干潮 |
| 5/21 15:40 | 35.6 | 0 | |
| 5/21 15:50 | 35.8 | ↑0.2 | |
| 5/21 16:00 | 36.2 | ↑0.4 | |
| 5/21 16:10 | 36.9 | ↑0.7 | |
| 5/21 16:20 | 37.8 | ↑0.9 | |
| 5/21 16:30 | 38.8 | ↑1.0 | |
| 5/21 16:40 | 40.1 | ↑1.3 | |
| 5/21 16:50 | 41.6 | ↑1.5 | |
| 5/21 17:00 | 43.3 | ↑1.7 | |
| 5/21 17:10 | 45.1 | ↑1.8 | |
| 5/21 17:20 | 47.1 | ↑2.0 | |
| 5/21 17:30 | 49.3 | ↑2.2 | |
| 5/21 17:40 | 51.6 | ↑2.3 | |
| 5/21 17:50 | 54.1 | ↑2.5 | |
| 5/21 18:00 | 56.6 | ↑2.5 | |
| 5/21 18:10 | 59.3 | ↑2.7 | |
| 5/21 18:20 | 62.0 | ↑2.7 | |
| 5/21 18:30 | 64.8 | ↑2.8 | |
| 5/21 18:40 | 67.6 | ↑2.8 | |
| 5/21 18:50 | 70.4 | ↑2.8 | |
| 5/21 19:00 | 73.2 | ↑2.8 | |
| 5/21 19:10 | 76.1 | ↑2.9 | 最大潮位差 |
| 5/21 19:20 | 78.9 | ↑2.8 | |
| 5/21 19:30 | 81.6 | ↑2.7 | |
| 5/21 19:40 | 84.3 | ↑2.7 | |
| 5/21 19:50 | 87.0 | ↑2.7 | |
| 5/21 20:00 | 89.5 | ↑2.5 | |
| 5/21 20:10 | 91.9 | ↑2.4 | |
| 5/21 20:20 | 94.3 | ↑2.4 | |
| 5/21 20:30 | 96.5 | ↑2.2 | |
| 5/21 20:40 | 98.5 | ↑2.0 | |
| 5/21 20:50 | 100.4 | ↑1.9 | |
| 5/21 21:00 | 102.2 | ↑1.8 | |
| 5/21 21:10 | 103.8 | ↑1.6 | |
| 5/21 21:20 | 105.2 | ↑1.4 | |
| 5/21 21:30 | 106.5 | ↑1.3 | |
| 5/21 21:40 | 107.5 | ↑1.0 | |
| 5/21 21:50 | 108.4 | ↑0.9 | |
| 5/21 22:00 | 109.1 | ↑0.7 | |
| 5/21 22:10 | 109.6 | ↑0.5 | |
| 5/21 22:20 | 110.0 | ↑0.4 | |
| 5/21 22:30 | 110.1 | ↑0.1 | 満潮 |
| 5/21 22:40 | 110.1 | 0 | |
| 5/21 22:50 | 109.9 | ↓-0.2 | |
| 5/21 23:00 | 109.6 | ↓-0.3 | |
| 5/21 23:10 | 109.1 | ↓-0.5 | |
| 5/21 23:20 | 108.5 | ↓-0.6 | |
| 5/21 23:30 | 107.7 | ↓-0.8 | |
| 5/21 23:40 | 106.8 | ↓-0.9 | |
| 5/21 23:50 | 105.8 | ↓-1.0 |