20 (月)	04:39	10:46	17:11	23:05
	87cm	34cm	95cm	47cm
中潮 出 06:13 入 16:58 出 07:17 入 20:22

コイセボイ（北海道）2045年02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
2/20 00:00	45.6	↑1.2
2/20 00:10	46.9	↑1.3
2/20 00:20	48.3	↑1.4
2/20 00:30	49.8	↑1.5
2/20 00:40	51.5	↑1.7
2/20 00:50	53.3	↑1.8
2/20 01:00	55.2	↑1.9
2/20 01:10	57.1	↑1.9
2/20 01:20	59.1	↑2.0
2/20 01:30	61.1	↑2.0
2/20 01:40	63.2	↑2.1
2/20 01:50	65.2	↑2.0
2/20 02:00	67.3	↑2.1
2/20 02:10	69.3	↑2.0
2/20 02:20	71.3	↑2.0
2/20 02:30	73.2	↑1.9
2/20 02:40	75.1	↑1.9
2/20 02:50	76.8	↑1.7
2/20 03:00	78.5	↑1.7
2/20 03:10	80.0	↑1.5
2/20 03:20	81.4	↑1.4
2/20 03:30	82.7	↑1.3
2/20 03:40	83.8	↑1.1
2/20 03:50	84.8	↑1.0
2/20 04:00	85.6	↑0.8
2/20 04:10	86.2	↑0.6
2/20 04:20	86.6	↑0.4
2/20 04:30	86.9	↑0.3	満潮
2/20 04:40	86.9	0
2/20 04:50	86.8	↓-0.1
2/20 05:00	86.5	↓-0.3
2/20 05:10	86.0	↓-0.5
2/20 05:20	85.3	↓-0.7
2/20 05:30	84.4	↓-0.9
2/20 05:40	83.4	↓-1.0
2/20 05:50	82.2	↓-1.2
2/20 06:00	80.8	↓-1.4
2/20 06:10	79.3	↓-1.5
2/20 06:20	77.7	↓-1.6
2/20 06:30	75.9	↓-1.8
2/20 06:40	74.0	↓-1.9
2/20 06:50	72.0	↓-2.0
2/20 07:00	69.9	↓-2.1
2/20 07:10	67.8	↓-2.1
2/20 07:20	65.6	↓-2.2
2/20 07:30	63.3	↓-2.3
2/20 07:40	61.1	↓-2.2
2/20 07:50	58.8	↓-2.3
2/20 08:00	56.5	↓-2.3
2/20 08:10	54.3	↓-2.2
2/20 08:20	52.1	↓-2.2
2/20 08:30	50.0	↓-2.1
2/20 08:40	47.9	↓-2.1
2/20 08:50	46.0	↓-1.9
2/20 09:00	44.1	↓-1.9
2/20 09:10	42.4	↓-1.7
2/20 09:20	40.8	↓-1.6
2/20 09:30	39.3	↓-1.5
2/20 09:40	38.0	↓-1.3
2/20 09:50	36.9	↓-1.1
2/20 10:00	35.9	↓-1.0
2/20 10:10	35.2	↓-0.7
2/20 10:20	34.6	↓-0.6
2/20 10:30	34.2	↓-0.4
2/20 10:40	34.0	↓-0.2	干潮
2/20 10:50	34.0	0
2/20 11:00	34.2	↑0.2
2/20 11:10	34.6	↑0.4
2/20 11:20	35.1	↑0.5
2/20 11:30	35.9	↑0.8
2/20 11:40	36.9	↑1.0
2/20 11:50	38.1	↑1.2
2/20 12:00	39.4	↑1.3
2/20 12:10	40.9	↑1.5
2/20 12:20	42.6	↑1.7
2/20 12:30	44.3	↑1.7
2/20 12:40	46.3	↑2.0
2/20 12:50	48.3	↑2.0
2/20 13:00	50.5	↑2.2
2/20 13:10	52.7	↑2.2
2/20 13:20	55.1	↑2.4
2/20 13:30	57.4	↑2.3
2/20 13:40	59.9	↑2.5	最大潮位差
2/20 13:50	62.3	↑2.4
2/20 14:00	64.8	↑2.5	最大潮位差
2/20 14:10	67.2	↑2.4
2/20 14:20	69.7	↑2.5	最大潮位差
2/20 14:30	72.1	↑2.4
2/20 14:40	74.4	↑2.3
2/20 14:50	76.7	↑2.3
2/20 15:00	78.9	↑2.2
2/20 15:10	80.9	↑2.0
2/20 15:20	82.9	↑2.0
2/20 15:30	84.7	↑1.8
2/20 15:40	86.4	↑1.7
2/20 15:50	88.0	↑1.6
2/20 16:00	89.4	↑1.4
2/20 16:10	90.6	↑1.2
2/20 16:20	91.6	↑1.0
2/20 16:30	92.5	↑0.9
2/20 16:40	93.2	↑0.7
2/20 16:50	93.6	↑0.4
2/20 17:00	93.9	↑0.3
2/20 17:10	94.0	↑0.1	満潮
2/20 17:20	93.9	↓-0.1
2/20 17:30	93.6	↓-0.3
2/20 17:40	93.1	↓-0.5
2/20 17:50	92.5	↓-0.6
2/20 18:00	91.6	↓-0.9
2/20 18:10	90.6	↓-1.0
2/20 18:20	89.4	↓-1.2
2/20 18:30	88.1	↓-1.3
2/20 18:40	86.7	↓-1.4
2/20 18:50	85.1	↓-1.6
2/20 19:00	83.4	↓-1.7
2/20 19:10	81.6	↓-1.8
2/20 19:20	79.7	↓-1.9
2/20 19:30	77.7	↓-2.0
2/20 19:40	75.7	↓-2.0
2/20 19:50	73.6	↓-2.1
2/20 20:00	71.5	↓-2.1
2/20 20:10	69.4	↓-2.1
2/20 20:20	67.4	↓-2.0
2/20 20:30	65.3	↓-2.1
2/20 20:40	63.3	↓-2.0
2/20 20:50	61.3	↓-2.0
2/20 21:00	59.4	↓-1.9
2/20 21:10	57.6	↓-1.8
2/20 21:20	55.9	↓-1.7
2/20 21:30	54.3	↓-1.6
2/20 21:40	52.8	↓-1.5
2/20 21:50	51.5	↓-1.3
2/20 22:00	50.3	↓-1.2
2/20 22:10	49.2	↓-1.1
2/20 22:20	48.3	↓-0.9
2/20 22:30	47.6	↓-0.7
2/20 22:40	47.1	↓-0.5
2/20 22:50	46.7	↓-0.4
2/20 23:00	46.6	↓-0.1	干潮
2/20 23:10	46.6	0
2/20 23:20	46.8	↑0.2
2/20 23:30	47.2	↑0.4
2/20 23:40	47.7	↑0.5
2/20 23:50	48.4	↑0.7