| 満潮 | 干潮 | 満潮 | 干潮 |
|
21
(土) |
02:30 | 09:12 | 15:49 | 21:07 |
| 127cm | 22cm | 117cm | 69cm | |
|
||||
大洗（茨城）2039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 | 102.5 | ↑2.7 | |
| 5/21 00:10 | 105.2 | ↑2.7 | |
| 5/21 00:20 | 107.8 | ↑2.6 | |
| 5/21 00:30 | 110.3 | ↑2.5 | |
| 5/21 00:40 | 112.7 | ↑2.4 | |
| 5/21 00:50 | 114.9 | ↑2.2 | |
| 5/21 01:00 | 117.0 | ↑2.1 | |
| 5/21 01:10 | 118.9 | ↑1.9 | |
| 5/21 01:20 | 120.6 | ↑1.7 | |
| 5/21 01:30 | 122.2 | ↑1.6 | |
| 5/21 01:40 | 123.5 | ↑1.3 | |
| 5/21 01:50 | 124.6 | ↑1.1 | |
| 5/21 02:00 | 125.4 | ↑0.8 | |
| 5/21 02:10 | 126.0 | ↑0.6 | |
| 5/21 02:20 | 126.4 | ↑0.4 | 満潮 |
| 5/21 02:30 | 126.5 | ↑0.1 | 満潮 |
| 5/21 02:40 | 126.3 | ↓-0.2 | |
| 5/21 02:50 | 125.9 | ↓-0.4 | |
| 5/21 03:00 | 125.1 | ↓-0.8 | |
| 5/21 03:10 | 124.2 | ↓-0.9 | |
| 5/21 03:20 | 122.9 | ↓-1.3 | |
| 5/21 03:30 | 121.3 | ↓-1.6 | |
| 5/21 03:40 | 119.5 | ↓-1.8 | |
| 5/21 03:50 | 117.4 | ↓-2.1 | |
| 5/21 04:00 | 115.1 | ↓-2.3 | |
| 5/21 04:10 | 112.5 | ↓-2.6 | |
| 5/21 04:20 | 109.6 | ↓-2.9 | |
| 5/21 04:30 | 106.5 | ↓-3.1 | |
| 5/21 04:40 | 103.3 | ↓-3.2 | |
| 5/21 04:50 | 99.8 | ↓-3.5 | |
| 5/21 05:00 | 96.1 | ↓-3.7 | |
| 5/21 05:10 | 92.3 | ↓-3.8 | |
| 5/21 05:20 | 88.4 | ↓-3.9 | |
| 5/21 05:30 | 84.4 | ↓-4.0 | |
| 5/21 05:40 | 80.3 | ↓-4.1 | |
| 5/21 05:50 | 76.1 | ↓-4.2 | 最大潮位差 |
| 5/21 06:00 | 71.9 | ↓-4.2 | 最大潮位差 |
| 5/21 06:10 | 67.8 | ↓-4.1 | |
| 5/21 06:20 | 63.6 | ↓-4.2 | 最大潮位差 |
| 5/21 06:30 | 59.5 | ↓-4.1 | |
| 5/21 06:40 | 55.6 | ↓-3.9 | |
| 5/21 06:50 | 51.7 | ↓-3.9 | |
| 5/21 07:00 | 48.0 | ↓-3.7 | |
| 5/21 07:10 | 44.4 | ↓-3.6 | |
| 5/21 07:20 | 41.1 | ↓-3.3 | |
| 5/21 07:30 | 38.0 | ↓-3.1 | |
| 5/21 07:40 | 35.1 | ↓-2.9 | |
| 5/21 07:50 | 32.4 | ↓-2.7 | |
| 5/21 08:00 | 30.0 | ↓-2.4 | |
| 5/21 08:10 | 27.9 | ↓-2.1 | |
| 5/21 08:20 | 26.1 | ↓-1.8 | |
| 5/21 08:30 | 24.6 | ↓-1.5 | |
| 5/21 08:40 | 23.5 | ↓-1.1 | |
| 5/21 08:50 | 22.6 | ↓-0.9 | |
| 5/21 09:00 | 22.1 | ↓-0.5 | |
| 5/21 09:10 | 21.9 | ↓-0.2 | 干潮 |
| 5/21 09:20 | 22.0 | ↑0.1 | |
| 5/21 09:30 | 22.5 | ↑0.5 | |
| 5/21 09:40 | 23.2 | ↑0.7 | |
| 5/21 09:50 | 24.3 | ↑1.1 | |
| 5/21 10:00 | 25.8 | ↑1.5 | |
| 5/21 10:10 | 27.5 | ↑1.7 | |
| 5/21 10:20 | 29.5 | ↑2.0 | |
| 5/21 10:30 | 31.7 | ↑2.2 | |
| 5/21 10:40 | 34.2 | ↑2.5 | |
| 5/21 10:50 | 37.0 | ↑2.8 | |
| 5/21 11:00 | 40.0 | ↑3.0 | |
| 5/21 11:10 | 43.1 | ↑3.1 | |
| 5/21 11:20 | 46.5 | ↑3.4 | |
| 5/21 11:30 | 49.9 | ↑3.4 | |
| 5/21 11:40 | 53.5 | ↑3.6 | |
| 5/21 11:50 | 57.2 | ↑3.7 | |
| 5/21 12:00 | 61.0 | ↑3.8 | |
| 5/21 12:10 | 64.8 | ↑3.8 | |
| 5/21 12:20 | 68.6 | ↑3.8 | |
| 5/21 12:30 | 72.4 | ↑3.8 | |
| 5/21 12:40 | 76.2 | ↑3.8 | |
| 5/21 12:50 | 79.9 | ↑3.7 | |
| 5/21 13:00 | 83.5 | ↑3.6 | |
| 5/21 13:10 | 87.0 | ↑3.5 | |
| 5/21 13:20 | 90.3 | ↑3.3 | |
| 5/21 13:30 | 93.6 | ↑3.3 | |
| 5/21 13:40 | 96.7 | ↑3.1 | |
| 5/21 13:50 | 99.6 | ↑2.9 | |
| 5/21 14:00 | 102.3 | ↑2.7 | |
| 5/21 14:10 | 104.8 | ↑2.5 | |
| 5/21 14:20 | 107.0 | ↑2.2 | |
| 5/21 14:30 | 109.1 | ↑2.1 | |
| 5/21 14:40 | 110.9 | ↑1.8 | |
| 5/21 14:50 | 112.5 | ↑1.6 | |
| 5/21 15:00 | 113.8 | ↑1.3 | |
| 5/21 15:10 | 114.9 | ↑1.1 | |
| 5/21 15:20 | 115.8 | ↑0.9 | |
| 5/21 15:30 | 116.3 | ↑0.5 | |
| 5/21 15:40 | 116.7 | ↑0.4 | 満潮 |
| 5/21 15:50 | 116.7 | 0 | |
| 5/21 16:00 | 116.5 | ↓-0.2 | |
| 5/21 16:10 | 116.1 | ↓-0.4 | |
| 5/21 16:20 | 115.5 | ↓-0.6 | |
| 5/21 16:30 | 114.6 | ↓-0.9 | |
| 5/21 16:40 | 113.5 | ↓-1.1 | |
| 5/21 16:50 | 112.1 | ↓-1.4 | |
| 5/21 17:00 | 110.6 | ↓-1.5 | |
| 5/21 17:10 | 108.9 | ↓-1.7 | |
| 5/21 17:20 | 107.1 | ↓-1.8 | |
| 5/21 17:30 | 105.1 | ↓-2.0 | |
| 5/21 17:40 | 103.0 | ↓-2.1 | |
| 5/21 17:50 | 100.8 | ↓-2.2 | |
| 5/21 18:00 | 98.5 | ↓-2.3 | |
| 5/21 18:10 | 96.2 | ↓-2.3 | |
| 5/21 18:20 | 93.8 | ↓-2.4 | |
| 5/21 18:30 | 91.5 | ↓-2.3 | |
| 5/21 18:40 | 89.1 | ↓-2.4 | |
| 5/21 18:50 | 86.8 | ↓-2.3 | |
| 5/21 19:00 | 84.5 | ↓-2.3 | |
| 5/21 19:10 | 82.4 | ↓-2.1 | |
| 5/21 19:20 | 80.3 | ↓-2.1 | |
| 5/21 19:30 | 78.4 | ↓-1.9 | |
| 5/21 19:40 | 76.6 | ↓-1.8 | |
| 5/21 19:50 | 74.9 | ↓-1.7 | |
| 5/21 20:00 | 73.4 | ↓-1.5 | |
| 5/21 20:10 | 72.1 | ↓-1.3 | |
| 5/21 20:20 | 71.0 | ↓-1.1 | |
| 5/21 20:30 | 70.1 | ↓-0.9 | |
| 5/21 20:40 | 69.4 | ↓-0.7 | |
| 5/21 20:50 | 68.9 | ↓-0.5 | |
| 5/21 21:00 | 68.6 | ↓-0.3 | 干潮 |
| 5/21 21:10 | 68.6 | 0 | |
| 5/21 21:20 | 68.8 | ↑0.2 | |
| 5/21 21:30 | 69.2 | ↑0.4 | |
| 5/21 21:40 | 69.9 | ↑0.7 | |
| 5/21 21:50 | 70.8 | ↑0.9 | |
| 5/21 22:00 | 71.9 | ↑1.1 | |
| 5/21 22:10 | 73.2 | ↑1.3 | |
| 5/21 22:20 | 74.7 | ↑1.5 | |
| 5/21 22:30 | 76.5 | ↑1.8 | |
| 5/21 22:40 | 78.4 | ↑1.9 | |
| 5/21 22:50 | 80.5 | ↑2.1 | |
| 5/21 23:00 | 82.7 | ↑2.2 | |
| 5/21 23:10 | 85.1 | ↑2.4 | |
| 5/21 23:20 | 87.6 | ↑2.5 | |
| 5/21 23:30 | 90.2 | ↑2.6 | |
| 5/21 23:40 | 92.9 | ↑2.7 | |
| 5/21 23:50 | 95.7 | ↑2.8 |