| 満潮 | 干潮 | 満潮 | 干潮 |
|
20
(月) |
04:29 | 12:53 | - | - |
| 117cm | 8cm | - | - | |
|
||||
コイセボイ（北海道）2041年05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 |
|---|---|---|---|
| 5/20 00:00 | 69.6 | ↑2.1 | |
| 5/20 00:10 | 71.8 | ↑2.2 | |
| 5/20 00:20 | 74.0 | ↑2.2 | |
| 5/20 00:30 | 76.2 | ↑2.2 | |
| 5/20 00:40 | 78.5 | ↑2.3 | |
| 5/20 00:50 | 80.9 | ↑2.4 | |
| 5/20 01:00 | 83.2 | ↑2.3 | |
| 5/20 01:10 | 85.6 | ↑2.4 | |
| 5/20 01:20 | 88.0 | ↑2.4 | |
| 5/20 01:30 | 90.4 | ↑2.4 | |
| 5/20 01:40 | 92.7 | ↑2.3 | |
| 5/20 01:50 | 95.0 | ↑2.3 | |
| 5/20 02:00 | 97.3 | ↑2.3 | |
| 5/20 02:10 | 99.4 | ↑2.1 | |
| 5/20 02:20 | 101.5 | ↑2.1 | |
| 5/20 02:30 | 103.6 | ↑2.1 | |
| 5/20 02:40 | 105.5 | ↑1.9 | |
| 5/20 02:50 | 107.2 | ↑1.7 | |
| 5/20 03:00 | 108.9 | ↑1.7 | |
| 5/20 03:10 | 110.4 | ↑1.5 | |
| 5/20 03:20 | 111.8 | ↑1.4 | |
| 5/20 03:30 | 113.0 | ↑1.2 | |
| 5/20 03:40 | 114.0 | ↑1.0 | |
| 5/20 03:50 | 114.8 | ↑0.8 | |
| 5/20 04:00 | 115.5 | ↑0.7 | |
| 5/20 04:10 | 116.0 | ↑0.5 | |
| 5/20 04:20 | 116.2 | ↑0.2 | 満潮 |
| 5/20 04:30 | 116.3 | ↑0.1 | |
| 5/20 04:40 | 116.1 | ↓-0.2 | |
| 5/20 04:50 | 115.8 | ↓-0.3 | |
| 5/20 05:00 | 115.2 | ↓-0.6 | |
| 5/20 05:10 | 114.4 | ↓-0.8 | |
| 5/20 05:20 | 113.4 | ↓-1.0 | |
| 5/20 05:30 | 112.2 | ↓-1.2 | |
| 5/20 05:40 | 110.7 | ↓-1.5 | |
| 5/20 05:50 | 109.1 | ↓-1.6 | |
| 5/20 06:00 | 107.3 | ↓-1.8 | |
| 5/20 06:10 | 105.3 | ↓-2.0 | |
| 5/20 06:20 | 103.1 | ↓-2.2 | |
| 5/20 06:30 | 100.7 | ↓-2.4 | |
| 5/20 06:40 | 98.2 | ↓-2.5 | |
| 5/20 06:50 | 95.5 | ↓-2.7 | |
| 5/20 07:00 | 92.7 | ↓-2.8 | |
| 5/20 07:10 | 89.8 | ↓-2.9 | |
| 5/20 07:20 | 86.7 | ↓-3.1 | |
| 5/20 07:30 | 83.5 | ↓-3.2 | |
| 5/20 07:40 | 80.3 | ↓-3.2 | |
| 5/20 07:50 | 76.9 | ↓-3.4 | |
| 5/20 08:00 | 73.6 | ↓-3.3 | |
| 5/20 08:10 | 70.1 | ↓-3.5 | 最大潮位差 |
| 5/20 08:20 | 66.7 | ↓-3.4 | |
| 5/20 08:30 | 63.2 | ↓-3.5 | 最大潮位差 |
| 5/20 08:40 | 59.7 | ↓-3.5 | 最大潮位差 |
| 5/20 08:50 | 56.2 | ↓-3.5 | 最大潮位差 |
| 5/20 09:00 | 52.8 | ↓-3.4 | |
| 5/20 09:10 | 49.4 | ↓-3.4 | |
| 5/20 09:20 | 46.1 | ↓-3.3 | |
| 5/20 09:30 | 42.8 | ↓-3.3 | |
| 5/20 09:40 | 39.7 | ↓-3.1 | |
| 5/20 09:50 | 36.6 | ↓-3.1 | |
| 5/20 10:00 | 33.6 | ↓-3.0 | |
| 5/20 10:10 | 30.8 | ↓-2.8 | |
| 5/20 10:20 | 28.1 | ↓-2.7 | |
| 5/20 10:30 | 25.6 | ↓-2.5 | |
| 5/20 10:40 | 23.2 | ↓-2.4 | |
| 5/20 10:50 | 20.9 | ↓-2.3 | |
| 5/20 11:00 | 18.8 | ↓-2.1 | |
| 5/20 11:10 | 16.9 | ↓-1.9 | |
| 5/20 11:20 | 15.2 | ↓-1.7 | |
| 5/20 11:30 | 13.6 | ↓-1.6 | |
| 5/20 11:40 | 12.3 | ↓-1.3 | |
| 5/20 11:50 | 11.1 | ↓-1.2 | |
| 5/20 12:00 | 10.1 | ↓-1.0 | |
| 5/20 12:10 | 9.2 | ↓-0.9 | |
| 5/20 12:20 | 8.6 | ↓-0.6 | |
| 5/20 12:30 | 8.1 | ↓-0.5 | |
| 5/20 12:40 | 7.8 | ↓-0.3 | |
| 5/20 12:50 | 7.7 | ↓-0.1 | 干潮 |
| 5/20 13:00 | 7.8 | ↑0.1 | |
| 5/20 13:10 | 8.0 | ↑0.2 | |
| 5/20 13:20 | 8.3 | ↑0.3 | |
| 5/20 13:30 | 8.8 | ↑0.5 | |
| 5/20 13:40 | 9.4 | ↑0.6 | |
| 5/20 13:50 | 10.2 | ↑0.8 | |
| 5/20 14:00 | 11.0 | ↑0.8 | |
| 5/20 14:10 | 12.0 | ↑1.0 | |
| 5/20 14:20 | 13.1 | ↑1.1 | |
| 5/20 14:30 | 14.2 | ↑1.1 | |
| 5/20 14:40 | 15.4 | ↑1.2 | |
| 5/20 14:50 | 16.7 | ↑1.3 | |
| 5/20 15:00 | 18.0 | ↑1.3 | |
| 5/20 15:10 | 19.4 | ↑1.4 | |
| 5/20 15:20 | 20.8 | ↑1.4 | |
| 5/20 15:30 | 22.2 | ↑1.4 | |
| 5/20 15:40 | 23.6 | ↑1.4 | |
| 5/20 15:50 | 25.1 | ↑1.5 | |
| 5/20 16:00 | 26.5 | ↑1.4 | |
| 5/20 16:10 | 27.9 | ↑1.4 | |
| 5/20 16:20 | 29.2 | ↑1.3 | |
| 5/20 16:30 | 30.6 | ↑1.4 | |
| 5/20 16:40 | 31.9 | ↑1.3 | |
| 5/20 16:50 | 33.1 | ↑1.2 | |
| 5/20 17:00 | 34.3 | ↑1.2 | |
| 5/20 17:10 | 35.4 | ↑1.1 | |
| 5/20 17:20 | 36.5 | ↑1.1 | |
| 5/20 17:30 | 37.5 | ↑1.0 | |
| 5/20 17:40 | 38.5 | ↑1.0 | |
| 5/20 17:50 | 39.3 | ↑0.8 | |
| 5/20 18:00 | 40.1 | ↑0.8 | |
| 5/20 18:10 | 40.8 | ↑0.7 | |
| 5/20 18:20 | 41.5 | ↑0.7 | |
| 5/20 18:30 | 42.1 | ↑0.6 | |
| 5/20 18:40 | 42.6 | ↑0.5 | |
| 5/20 18:50 | 43.1 | ↑0.5 | |
| 5/20 19:00 | 43.5 | ↑0.4 | |
| 5/20 19:10 | 43.9 | ↑0.4 | |
| 5/20 19:20 | 44.2 | ↑0.3 | |
| 5/20 19:30 | 44.5 | ↑0.3 | |
| 5/20 19:40 | 44.7 | ↑0.2 | |
| 5/20 19:50 | 44.9 | ↑0.2 | |
| 5/20 20:00 | 45.1 | ↑0.2 | |
| 5/20 20:10 | 45.3 | ↑0.2 | |
| 5/20 20:20 | 45.5 | ↑0.2 | |
| 5/20 20:30 | 45.6 | ↑0.1 | |
| 5/20 20:40 | 45.8 | ↑0.2 | |
| 5/20 20:50 | 46.0 | ↑0.2 | |
| 5/20 21:00 | 46.3 | ↑0.3 | |
| 5/20 21:10 | 46.5 | ↑0.2 | |
| 5/20 21:20 | 46.8 | ↑0.3 | |
| 5/20 21:30 | 47.2 | ↑0.4 | |
| 5/20 21:40 | 47.6 | ↑0.4 | |
| 5/20 21:50 | 48.1 | ↑0.5 | |
| 5/20 22:00 | 48.6 | ↑0.5 | |
| 5/20 22:10 | 49.2 | ↑0.6 | |
| 5/20 22:20 | 49.9 | ↑0.7 | |
| 5/20 22:30 | 50.7 | ↑0.8 | |
| 5/20 22:40 | 51.6 | ↑0.9 | |
| 5/20 22:50 | 52.5 | ↑0.9 | |
| 5/20 23:00 | 53.6 | ↑1.1 | |
| 5/20 23:10 | 54.7 | ↑1.1 | |
| 5/20 23:20 | 56.0 | ↑1.3 | |
| 5/20 23:30 | 57.3 | ↑1.3 | |
| 5/20 23:40 | 58.7 | ↑1.4 | |
| 5/20 23:50 | 60.2 | ↑1.5 |