| 満潮 | 干潮 | 満潮 | 干潮 |
|
21
(土) |
03:47 | 11:09 | 18:43 | 23:16 |
| 122cm | -15cm | 119cm | 89cm | |
|
||||
那珂湊（茨城）2061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 | 87.5 | ↑1.4 | |
| 5/21 00:10 | 89.0 | ↑1.5 | |
| 5/21 00:20 | 90.7 | ↑1.7 | |
| 5/21 00:30 | 92.5 | ↑1.8 | |
| 5/21 00:40 | 94.4 | ↑1.9 | |
| 5/21 00:50 | 96.3 | ↑1.9 | |
| 5/21 01:00 | 98.3 | ↑2.0 | |
| 5/21 01:10 | 100.3 | ↑2.0 | |
| 5/21 01:20 | 102.4 | ↑2.1 | |
| 5/21 01:30 | 104.4 | ↑2.0 | |
| 5/21 01:40 | 106.4 | ↑2.0 | |
| 5/21 01:50 | 108.4 | ↑2.0 | |
| 5/21 02:00 | 110.3 | ↑1.9 | |
| 5/21 02:10 | 112.1 | ↑1.8 | |
| 5/21 02:20 | 113.8 | ↑1.7 | |
| 5/21 02:30 | 115.4 | ↑1.6 | |
| 5/21 02:40 | 116.8 | ↑1.4 | |
| 5/21 02:50 | 118.1 | ↑1.3 | |
| 5/21 03:00 | 119.3 | ↑1.2 | |
| 5/21 03:10 | 120.2 | ↑0.9 | |
| 5/21 03:20 | 120.9 | ↑0.7 | |
| 5/21 03:30 | 121.4 | ↑0.5 | |
| 5/21 03:40 | 121.7 | ↑0.3 | 満潮 |
| 5/21 03:50 | 121.7 | 0 | |
| 5/21 04:00 | 121.5 | ↓-0.2 | |
| 5/21 04:10 | 121.0 | ↓-0.5 | |
| 5/21 04:20 | 120.2 | ↓-0.8 | |
| 5/21 04:30 | 119.1 | ↓-1.1 | |
| 5/21 04:40 | 117.7 | ↓-1.4 | |
| 5/21 04:50 | 116.1 | ↓-1.6 | |
| 5/21 05:00 | 114.2 | ↓-1.9 | |
| 5/21 05:10 | 111.9 | ↓-2.3 | |
| 5/21 05:20 | 109.4 | ↓-2.5 | |
| 5/21 05:30 | 106.6 | ↓-2.8 | |
| 5/21 05:40 | 103.5 | ↓-3.1 | |
| 5/21 05:50 | 100.2 | ↓-3.3 | |
| 5/21 06:00 | 96.6 | ↓-3.6 | |
| 5/21 06:10 | 92.8 | ↓-3.8 | |
| 5/21 06:20 | 88.7 | ↓-4.1 | |
| 5/21 06:30 | 84.5 | ↓-4.2 | |
| 5/21 06:40 | 80.1 | ↓-4.4 | |
| 5/21 06:50 | 75.5 | ↓-4.6 | |
| 5/21 07:00 | 70.7 | ↓-4.8 | |
| 5/21 07:10 | 65.9 | ↓-4.8 | |
| 5/21 07:20 | 60.9 | ↓-5.0 | |
| 5/21 07:30 | 55.9 | ↓-5.0 | |
| 5/21 07:40 | 50.9 | ↓-5.0 | |
| 5/21 07:50 | 45.8 | ↓-5.1 | 最大潮位差 |
| 5/21 08:00 | 40.8 | ↓-5.0 | |
| 5/21 08:10 | 35.8 | ↓-5.0 | |
| 5/21 08:20 | 30.9 | ↓-4.9 | |
| 5/21 08:30 | 26.2 | ↓-4.7 | |
| 5/21 08:40 | 21.5 | ↓-4.7 | |
| 5/21 08:50 | 17.1 | ↓-4.4 | |
| 5/21 09:00 | 12.8 | ↓-4.3 | |
| 5/21 09:10 | 8.8 | ↓-4.0 | |
| 5/21 09:20 | 4.9 | ↓-3.9 | |
| 5/21 09:30 | 1.4 | ↓-3.5 | |
| 5/21 09:40 | -1.8 | ↓-3.2 | |
| 5/21 09:50 | -4.8 | ↓-3.0 | |
| 5/21 10:00 | -7.4 | ↓-2.6 | |
| 5/21 10:10 | -9.7 | ↓-2.3 | |
| 5/21 10:20 | -11.7 | ↓-2.0 | |
| 5/21 10:30 | -13.2 | ↓-1.5 | |
| 5/21 10:40 | -14.5 | ↓-1.3 | |
| 5/21 10:50 | -15.3 | ↓-0.8 | |
| 5/21 11:00 | -15.8 | ↓-0.5 | 干潮 |
| 5/21 11:10 | -15.9 | ↓-0.1 | |
| 5/21 11:20 | -15.7 | ↑0.2 | |
| 5/21 11:30 | -15.1 | ↑0.6 | |
| 5/21 11:40 | -14.1 | ↑1.0 | |
| 5/21 11:50 | -12.8 | ↑1.3 | |
| 5/21 12:00 | -11.1 | ↑1.7 | |
| 5/21 12:10 | -9.1 | ↑2.0 | |
| 5/21 12:20 | -6.8 | ↑2.3 | |
| 5/21 12:30 | -4.2 | ↑2.6 | |
| 5/21 12:40 | -1.3 | ↑2.9 | |
| 5/21 12:50 | 1.8 | ↑3.1 | |
| 5/21 13:00 | 5.2 | ↑3.4 | |
| 5/21 13:10 | 8.8 | ↑3.6 | |
| 5/21 13:20 | 12.7 | ↑3.9 | |
| 5/21 13:30 | 16.7 | ↑4.0 | |
| 5/21 13:40 | 20.9 | ↑4.2 | |
| 5/21 13:50 | 25.2 | ↑4.3 | |
| 5/21 14:00 | 29.7 | ↑4.5 | |
| 5/21 14:10 | 34.2 | ↑4.5 | |
| 5/21 14:20 | 38.8 | ↑4.6 | |
| 5/21 14:30 | 43.5 | ↑4.7 | |
| 5/21 14:40 | 48.2 | ↑4.7 | |
| 5/21 14:50 | 52.9 | ↑4.7 | |
| 5/21 15:00 | 57.6 | ↑4.7 | |
| 5/21 15:10 | 62.2 | ↑4.6 | |
| 5/21 15:20 | 66.8 | ↑4.6 | |
| 5/21 15:30 | 71.3 | ↑4.5 | |
| 5/21 15:40 | 75.7 | ↑4.4 | |
| 5/21 15:50 | 79.9 | ↑4.2 | |
| 5/21 16:00 | 84.0 | ↑4.1 | |
| 5/21 16:10 | 87.9 | ↑3.9 | |
| 5/21 16:20 | 91.7 | ↑3.8 | |
| 5/21 16:30 | 95.2 | ↑3.5 | |
| 5/21 16:40 | 98.6 | ↑3.4 | |
| 5/21 16:50 | 101.7 | ↑3.1 | |
| 5/21 17:00 | 104.5 | ↑2.8 | |
| 5/21 17:10 | 107.1 | ↑2.6 | |
| 5/21 17:20 | 109.5 | ↑2.4 | |
| 5/21 17:30 | 111.5 | ↑2.0 | |
| 5/21 17:40 | 113.3 | ↑1.8 | |
| 5/21 17:50 | 114.8 | ↑1.5 | |
| 5/21 18:00 | 116.1 | ↑1.3 | |
| 5/21 18:10 | 117.0 | ↑0.9 | |
| 5/21 18:20 | 117.7 | ↑0.7 | |
| 5/21 18:30 | 118.1 | ↑0.4 | |
| 5/21 18:40 | 118.3 | ↑0.2 | 満潮 |
| 5/21 18:50 | 118.2 | ↓-0.1 | |
| 5/21 19:00 | 117.9 | ↓-0.3 | |
| 5/21 19:10 | 117.4 | ↓-0.5 | |
| 5/21 19:20 | 116.6 | ↓-0.8 | |
| 5/21 19:30 | 115.7 | ↓-0.9 | |
| 5/21 19:40 | 114.6 | ↓-1.1 | |
| 5/21 19:50 | 113.3 | ↓-1.3 | |
| 5/21 20:00 | 111.9 | ↓-1.4 | |
| 5/21 20:10 | 110.4 | ↓-1.5 | |
| 5/21 20:20 | 108.8 | ↓-1.6 | |
| 5/21 20:30 | 107.1 | ↓-1.7 | |
| 5/21 20:40 | 105.4 | ↓-1.7 | |
| 5/21 20:50 | 103.7 | ↓-1.7 | |
| 5/21 21:00 | 102.0 | ↓-1.7 | |
| 5/21 21:10 | 100.3 | ↓-1.7 | |
| 5/21 21:20 | 98.7 | ↓-1.6 | |
| 5/21 21:30 | 97.1 | ↓-1.6 | |
| 5/21 21:40 | 95.6 | ↓-1.5 | |
| 5/21 21:50 | 94.2 | ↓-1.4 | |
| 5/21 22:00 | 92.9 | ↓-1.3 | |
| 5/21 22:10 | 91.8 | ↓-1.1 | |
| 5/21 22:20 | 90.7 | ↓-1.1 | |
| 5/21 22:30 | 89.9 | ↓-0.8 | |
| 5/21 22:40 | 89.2 | ↓-0.7 | |
| 5/21 22:50 | 88.7 | ↓-0.5 | |
| 5/21 23:00 | 88.3 | ↓-0.4 | |
| 5/21 23:10 | 88.2 | ↓-0.1 | 干潮 |
| 5/21 23:20 | 88.2 | 0 | |
| 5/21 23:30 | 88.3 | ↑0.1 | |
| 5/21 23:40 | 88.7 | ↑0.4 | |
| 5/21 23:50 | 89.2 | ↑0.5 |