| 満潮 | 干潮 | 満潮 | 干潮 |
|
18
(火) |
05:48 | 14:31 | - | - |
| 105cm | 19cm | - | - | |
|
||||
コイセボイ（北海道）2021年05月18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 |
|---|---|---|---|
| 5/18 00:00 | 56.5 | ↑1.1 | |
| 5/18 00:10 | 57.8 | ↑1.3 | |
| 5/18 00:20 | 59.0 | ↑1.2 | |
| 5/18 00:30 | 60.4 | ↑1.4 | |
| 5/18 00:40 | 61.8 | ↑1.4 | |
| 5/18 00:50 | 63.4 | ↑1.6 | |
| 5/18 01:00 | 64.9 | ↑1.5 | |
| 5/18 01:10 | 66.6 | ↑1.7 | |
| 5/18 01:20 | 68.2 | ↑1.6 | |
| 5/18 01:30 | 70.0 | ↑1.8 | |
| 5/18 01:40 | 71.7 | ↑1.7 | |
| 5/18 01:50 | 73.5 | ↑1.8 | |
| 5/18 02:00 | 75.4 | ↑1.9 | |
| 5/18 02:10 | 77.2 | ↑1.8 | |
| 5/18 02:20 | 79.1 | ↑1.9 | |
| 5/18 02:30 | 81.0 | ↑1.9 | |
| 5/18 02:40 | 82.8 | ↑1.8 | |
| 5/18 02:50 | 84.6 | ↑1.8 | |
| 5/18 03:00 | 86.4 | ↑1.8 | |
| 5/18 03:10 | 88.2 | ↑1.8 | |
| 5/18 03:20 | 89.9 | ↑1.7 | |
| 5/18 03:30 | 91.6 | ↑1.7 | |
| 5/18 03:40 | 93.2 | ↑1.6 | |
| 5/18 03:50 | 94.7 | ↑1.5 | |
| 5/18 04:00 | 96.2 | ↑1.5 | |
| 5/18 04:10 | 97.5 | ↑1.3 | |
| 5/18 04:20 | 98.8 | ↑1.3 | |
| 5/18 04:30 | 99.9 | ↑1.1 | |
| 5/18 04:40 | 100.9 | ↑1.0 | |
| 5/18 04:50 | 101.8 | ↑0.9 | |
| 5/18 05:00 | 102.6 | ↑0.8 | |
| 5/18 05:10 | 103.2 | ↑0.6 | |
| 5/18 05:20 | 103.7 | ↑0.5 | |
| 5/18 05:30 | 104.0 | ↑0.3 | |
| 5/18 05:40 | 104.2 | ↑0.2 | 満潮 |
| 5/18 05:50 | 104.2 | 0 | |
| 5/18 06:00 | 104.1 | ↓-0.1 | |
| 5/18 06:10 | 103.8 | ↓-0.3 | |
| 5/18 06:20 | 103.3 | ↓-0.5 | |
| 5/18 06:30 | 102.7 | ↓-0.6 | |
| 5/18 06:40 | 101.9 | ↓-0.8 | |
| 5/18 06:50 | 101.0 | ↓-0.9 | |
| 5/18 07:00 | 99.9 | ↓-1.1 | |
| 5/18 07:10 | 98.7 | ↓-1.2 | |
| 5/18 07:20 | 97.3 | ↓-1.4 | |
| 5/18 07:30 | 95.8 | ↓-1.5 | |
| 5/18 07:40 | 94.2 | ↓-1.6 | |
| 5/18 07:50 | 92.4 | ↓-1.8 | |
| 5/18 08:00 | 90.5 | ↓-1.9 | |
| 5/18 08:10 | 88.4 | ↓-2.1 | |
| 5/18 08:20 | 86.3 | ↓-2.1 | |
| 5/18 08:30 | 84.1 | ↓-2.2 | |
| 5/18 08:40 | 81.8 | ↓-2.3 | |
| 5/18 08:50 | 79.4 | ↓-2.4 | |
| 5/18 09:00 | 76.9 | ↓-2.5 | |
| 5/18 09:10 | 74.4 | ↓-2.5 | |
| 5/18 09:20 | 71.8 | ↓-2.6 | |
| 5/18 09:30 | 69.2 | ↓-2.6 | |
| 5/18 09:40 | 66.5 | ↓-2.7 | 最大潮位差 |
| 5/18 09:50 | 63.9 | ↓-2.6 | |
| 5/18 10:00 | 61.2 | ↓-2.7 | 最大潮位差 |
| 5/18 10:10 | 58.6 | ↓-2.6 | |
| 5/18 10:20 | 55.9 | ↓-2.7 | 最大潮位差 |
| 5/18 10:30 | 53.3 | ↓-2.6 | |
| 5/18 10:40 | 50.7 | ↓-2.6 | |
| 5/18 10:50 | 48.2 | ↓-2.5 | |
| 5/18 11:00 | 45.7 | ↓-2.5 | |
| 5/18 11:10 | 43.3 | ↓-2.4 | |
| 5/18 11:20 | 41.0 | ↓-2.3 | |
| 5/18 11:30 | 38.8 | ↓-2.2 | |
| 5/18 11:40 | 36.6 | ↓-2.2 | |
| 5/18 11:50 | 34.6 | ↓-2.0 | |
| 5/18 12:00 | 32.6 | ↓-2.0 | |
| 5/18 12:10 | 30.8 | ↓-1.8 | |
| 5/18 12:20 | 29.1 | ↓-1.7 | |
| 5/18 12:30 | 27.5 | ↓-1.6 | |
| 5/18 12:40 | 26.0 | ↓-1.5 | |
| 5/18 12:50 | 24.6 | ↓-1.4 | |
| 5/18 13:00 | 23.4 | ↓-1.2 | |
| 5/18 13:10 | 22.3 | ↓-1.1 | |
| 5/18 13:20 | 21.4 | ↓-0.9 | |
| 5/18 13:30 | 20.6 | ↓-0.8 | |
| 5/18 13:40 | 19.9 | ↓-0.7 | |
| 5/18 13:50 | 19.3 | ↓-0.6 | |
| 5/18 14:00 | 18.9 | ↓-0.4 | |
| 5/18 14:10 | 18.6 | ↓-0.3 | |
| 5/18 14:20 | 18.4 | ↓-0.2 | |
| 5/18 14:30 | 18.4 | 0 | 干潮 |
| 5/18 14:40 | 18.4 | 0 | |
| 5/18 14:50 | 18.6 | ↑0.2 | |
| 5/18 15:00 | 18.9 | ↑0.3 | |
| 5/18 15:10 | 19.3 | ↑0.4 | |
| 5/18 15:20 | 19.7 | ↑0.4 | |
| 5/18 15:30 | 20.3 | ↑0.6 | |
| 5/18 15:40 | 20.9 | ↑0.6 | |
| 5/18 15:50 | 21.6 | ↑0.7 | |
| 5/18 16:00 | 22.4 | ↑0.8 | |
| 5/18 16:10 | 23.2 | ↑0.8 | |
| 5/18 16:20 | 24.1 | ↑0.9 | |
| 5/18 16:30 | 25.0 | ↑0.9 | |
| 5/18 16:40 | 25.9 | ↑0.9 | |
| 5/18 16:50 | 26.9 | ↑1.0 | |
| 5/18 17:00 | 27.9 | ↑1.0 | |
| 5/18 17:10 | 29.0 | ↑1.1 | |
| 5/18 17:20 | 30.0 | ↑1.0 | |
| 5/18 17:30 | 31.0 | ↑1.0 | |
| 5/18 17:40 | 32.1 | ↑1.1 | |
| 5/18 17:50 | 33.1 | ↑1.0 | |
| 5/18 18:00 | 34.1 | ↑1.0 | |
| 5/18 18:10 | 35.1 | ↑1.0 | |
| 5/18 18:20 | 36.0 | ↑0.9 | |
| 5/18 18:30 | 36.9 | ↑0.9 | |
| 5/18 18:40 | 37.8 | ↑0.9 | |
| 5/18 18:50 | 38.7 | ↑0.9 | |
| 5/18 19:00 | 39.5 | ↑0.8 | |
| 5/18 19:10 | 40.3 | ↑0.8 | |
| 5/18 19:20 | 41.1 | ↑0.8 | |
| 5/18 19:30 | 41.8 | ↑0.7 | |
| 5/18 19:40 | 42.4 | ↑0.6 | |
| 5/18 19:50 | 43.1 | ↑0.7 | |
| 5/18 20:00 | 43.6 | ↑0.5 | |
| 5/18 20:10 | 44.2 | ↑0.6 | |
| 5/18 20:20 | 44.7 | ↑0.5 | |
| 5/18 20:30 | 45.2 | ↑0.5 | |
| 5/18 20:40 | 45.6 | ↑0.4 | |
| 5/18 20:50 | 46.0 | ↑0.4 | |
| 5/18 21:00 | 46.4 | ↑0.4 | |
| 5/18 21:10 | 46.8 | ↑0.4 | |
| 5/18 21:20 | 47.1 | ↑0.3 | |
| 5/18 21:30 | 47.4 | ↑0.3 | |
| 5/18 21:40 | 47.8 | ↑0.4 | |
| 5/18 21:50 | 48.1 | ↑0.3 | |
| 5/18 22:00 | 48.4 | ↑0.3 | |
| 5/18 22:10 | 48.7 | ↑0.3 | |
| 5/18 22:20 | 49.0 | ↑0.3 | |
| 5/18 22:30 | 49.4 | ↑0.4 | |
| 5/18 22:40 | 49.7 | ↑0.3 | |
| 5/18 22:50 | 50.1 | ↑0.4 | |
| 5/18 23:00 | 50.5 | ↑0.4 | |
| 5/18 23:10 | 51.0 | ↑0.5 | |
| 5/18 23:20 | 51.4 | ↑0.4 | |
| 5/18 23:30 | 52.0 | ↑0.6 | |
| 5/18 23:40 | 52.5 | ↑0.5 | |
| 5/18 23:50 | 53.1 | ↑0.6 |