| 満潮 | 干潮 | 満潮 | 干潮 |
|
20
(木) |
00:52 | 08:42 | 16:22 | 20:52 |
| 130cm | 11cm | 126cm | 102cm | |
|
||||
那珂湊（茨城）2028年07月20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 |
|---|---|---|---|
| 7/20 00:00 | 127.5 | ↑0.8 | |
| 7/20 00:10 | 128.3 | ↑0.8 | |
| 7/20 00:20 | 128.9 | ↑0.6 | |
| 7/20 00:30 | 129.3 | ↑0.4 | |
| 7/20 00:40 | 129.6 | ↑0.3 | |
| 7/20 00:50 | 129.7 | ↑0.1 | 満潮 |
| 7/20 01:00 | 129.7 | 0 | |
| 7/20 01:10 | 129.4 | ↓-0.3 | |
| 7/20 01:20 | 128.9 | ↓-0.5 | |
| 7/20 01:30 | 128.2 | ↓-0.7 | |
| 7/20 01:40 | 127.3 | ↓-0.9 | |
| 7/20 01:50 | 126.2 | ↓-1.1 | |
| 7/20 02:00 | 124.9 | ↓-1.3 | |
| 7/20 02:10 | 123.4 | ↓-1.5 | |
| 7/20 02:20 | 121.6 | ↓-1.8 | |
| 7/20 02:30 | 119.7 | ↓-1.9 | |
| 7/20 02:40 | 117.5 | ↓-2.2 | |
| 7/20 02:50 | 115.1 | ↓-2.4 | |
| 7/20 03:00 | 112.5 | ↓-2.6 | |
| 7/20 03:10 | 109.7 | ↓-2.8 | |
| 7/20 03:20 | 106.7 | ↓-3.0 | |
| 7/20 03:30 | 103.6 | ↓-3.1 | |
| 7/20 03:40 | 100.3 | ↓-3.3 | |
| 7/20 03:50 | 96.8 | ↓-3.5 | |
| 7/20 04:00 | 93.2 | ↓-3.6 | |
| 7/20 04:10 | 89.4 | ↓-3.8 | |
| 7/20 04:20 | 85.6 | ↓-3.8 | |
| 7/20 04:30 | 81.7 | ↓-3.9 | |
| 7/20 04:40 | 77.7 | ↓-4.0 | |
| 7/20 04:50 | 73.6 | ↓-4.1 | 最大潮位差 |
| 7/20 05:00 | 69.5 | ↓-4.1 | 最大潮位差 |
| 7/20 05:10 | 65.4 | ↓-4.1 | 最大潮位差 |
| 7/20 05:20 | 61.3 | ↓-4.1 | 最大潮位差 |
| 7/20 05:30 | 57.2 | ↓-4.1 | 最大潮位差 |
| 7/20 05:40 | 53.2 | ↓-4.0 | |
| 7/20 05:50 | 49.2 | ↓-4.0 | |
| 7/20 06:00 | 45.4 | ↓-3.8 | |
| 7/20 06:10 | 41.6 | ↓-3.8 | |
| 7/20 06:20 | 38.0 | ↓-3.6 | |
| 7/20 06:30 | 34.5 | ↓-3.5 | |
| 7/20 06:40 | 31.2 | ↓-3.3 | |
| 7/20 06:50 | 28.0 | ↓-3.2 | |
| 7/20 07:00 | 25.1 | ↓-2.9 | |
| 7/20 07:10 | 22.4 | ↓-2.7 | |
| 7/20 07:20 | 19.9 | ↓-2.5 | |
| 7/20 07:30 | 17.7 | ↓-2.2 | |
| 7/20 07:40 | 15.8 | ↓-1.9 | |
| 7/20 07:50 | 14.1 | ↓-1.7 | |
| 7/20 08:00 | 12.7 | ↓-1.4 | |
| 7/20 08:10 | 11.6 | ↓-1.1 | |
| 7/20 08:20 | 10.8 | ↓-0.8 | |
| 7/20 08:30 | 10.3 | ↓-0.5 | |
| 7/20 08:40 | 10.1 | ↓-0.2 | 干潮 |
| 7/20 08:50 | 10.2 | ↑0.1 | |
| 7/20 09:00 | 10.6 | ↑0.4 | |
| 7/20 09:10 | 11.3 | ↑0.7 | |
| 7/20 09:20 | 12.3 | ↑1.0 | |
| 7/20 09:30 | 13.6 | ↑1.3 | |
| 7/20 09:40 | 15.2 | ↑1.6 | |
| 7/20 09:50 | 17.1 | ↑1.9 | |
| 7/20 10:00 | 19.2 | ↑2.1 | |
| 7/20 10:10 | 21.6 | ↑2.4 | |
| 7/20 10:20 | 24.2 | ↑2.6 | |
| 7/20 10:30 | 27.0 | ↑2.8 | |
| 7/20 10:40 | 30.1 | ↑3.1 | |
| 7/20 10:50 | 33.3 | ↑3.2 | |
| 7/20 11:00 | 36.7 | ↑3.4 | |
| 7/20 11:10 | 40.2 | ↑3.5 | |
| 7/20 11:20 | 43.9 | ↑3.7 | |
| 7/20 11:30 | 47.7 | ↑3.8 | |
| 7/20 11:40 | 51.5 | ↑3.8 | |
| 7/20 11:50 | 55.5 | ↑4.0 | |
| 7/20 12:00 | 59.5 | ↑4.0 | |
| 7/20 12:10 | 63.5 | ↑4.0 | |
| 7/20 12:20 | 67.5 | ↑4.0 | |
| 7/20 12:30 | 71.5 | ↑4.0 | |
| 7/20 12:40 | 75.5 | ↑4.0 | |
| 7/20 12:50 | 79.4 | ↑3.9 | |
| 7/20 13:00 | 83.3 | ↑3.9 | |
| 7/20 13:10 | 87.1 | ↑3.8 | |
| 7/20 13:20 | 90.7 | ↑3.6 | |
| 7/20 13:30 | 94.3 | ↑3.6 | |
| 7/20 13:40 | 97.7 | ↑3.4 | |
| 7/20 13:50 | 100.9 | ↑3.2 | |
| 7/20 14:00 | 104.0 | ↑3.1 | |
| 7/20 14:10 | 106.9 | ↑2.9 | |
| 7/20 14:20 | 109.6 | ↑2.7 | |
| 7/20 14:30 | 112.1 | ↑2.5 | |
| 7/20 14:40 | 114.4 | ↑2.3 | |
| 7/20 14:50 | 116.5 | ↑2.1 | |
| 7/20 15:00 | 118.4 | ↑1.9 | |
| 7/20 15:10 | 120.1 | ↑1.7 | |
| 7/20 15:20 | 121.5 | ↑1.4 | |
| 7/20 15:30 | 122.7 | ↑1.2 | |
| 7/20 15:40 | 123.7 | ↑1.0 | |
| 7/20 15:50 | 124.4 | ↑0.7 | |
| 7/20 16:00 | 125.0 | ↑0.6 | |
| 7/20 16:10 | 125.3 | ↑0.3 | |
| 7/20 16:20 | 125.4 | ↑0.1 | 満潮 |
| 7/20 16:30 | 125.3 | ↓-0.1 | |
| 7/20 16:40 | 125.1 | ↓-0.2 | |
| 7/20 16:50 | 124.7 | ↓-0.4 | |
| 7/20 17:00 | 124.1 | ↓-0.6 | |
| 7/20 17:10 | 123.3 | ↓-0.8 | |
| 7/20 17:20 | 122.4 | ↓-0.9 | |
| 7/20 17:30 | 121.4 | ↓-1.0 | |
| 7/20 17:40 | 120.3 | ↓-1.1 | |
| 7/20 17:50 | 119.1 | ↓-1.2 | |
| 7/20 18:00 | 117.8 | ↓-1.3 | |
| 7/20 18:10 | 116.5 | ↓-1.3 | |
| 7/20 18:20 | 115.2 | ↓-1.3 | |
| 7/20 18:30 | 113.8 | ↓-1.4 | |
| 7/20 18:40 | 112.4 | ↓-1.4 | |
| 7/20 18:50 | 111.1 | ↓-1.3 | |
| 7/20 19:00 | 109.7 | ↓-1.4 | |
| 7/20 19:10 | 108.5 | ↓-1.2 | |
| 7/20 19:20 | 107.3 | ↓-1.2 | |
| 7/20 19:30 | 106.1 | ↓-1.2 | |
| 7/20 19:40 | 105.1 | ↓-1.0 | |
| 7/20 19:50 | 104.2 | ↓-0.9 | |
| 7/20 20:00 | 103.4 | ↓-0.8 | |
| 7/20 20:10 | 102.7 | ↓-0.7 | |
| 7/20 20:20 | 102.2 | ↓-0.5 | |
| 7/20 20:30 | 101.8 | ↓-0.4 | |
| 7/20 20:40 | 101.6 | ↓-0.2 | |
| 7/20 20:50 | 101.5 | ↓-0.1 | 干潮 |
| 7/20 21:00 | 101.5 | 0 | |
| 7/20 21:10 | 101.8 | ↑0.3 | |
| 7/20 21:20 | 102.1 | ↑0.3 | |
| 7/20 21:30 | 102.7 | ↑0.6 | |
| 7/20 21:40 | 103.3 | ↑0.6 | |
| 7/20 21:50 | 104.2 | ↑0.9 | |
| 7/20 22:00 | 105.1 | ↑0.9 | |
| 7/20 22:10 | 106.2 | ↑1.1 | |
| 7/20 22:20 | 107.4 | ↑1.2 | |
| 7/20 22:30 | 108.7 | ↑1.3 | |
| 7/20 22:40 | 110.1 | ↑1.4 | |
| 7/20 22:50 | 111.6 | ↑1.5 | |
| 7/20 23:00 | 113.1 | ↑1.5 | |
| 7/20 23:10 | 114.7 | ↑1.6 | |
| 7/20 23:20 | 116.3 | ↑1.6 | |
| 7/20 23:30 | 117.9 | ↑1.6 | |
| 7/20 23:40 | 119.6 | ↑1.7 | |
| 7/20 23:50 | 121.2 | ↑1.6 |