29 (月)	00:09	06:20	12:42	18:33
	68cm	39cm	72cm	44cm
中潮 出 04:17 入 18:23 出 02:20 入 15:12

コイセボイ（北海道）2030年04月29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
4/29 00:00	67.7	↑0.2	満潮
4/29 00:10	67.7	0
4/29 00:20	67.6	↓-0.1
4/29 00:30	67.5	↓-0.1
4/29 00:40	67.2	↓-0.3
4/29 00:50	66.8	↓-0.4
4/29 01:00	66.3	↓-0.5
4/29 01:10	65.8	↓-0.5
4/29 01:20	65.1	↓-0.7
4/29 01:30	64.3	↓-0.8
4/29 01:40	63.5	↓-0.8
4/29 01:50	62.6	↓-0.9
4/29 02:00	61.6	↓-1.0
4/29 02:10	60.6	↓-1.0
4/29 02:20	59.5	↓-1.1
4/29 02:30	58.4	↓-1.1
4/29 02:40	57.2	↓-1.2
4/29 02:50	56.0	↓-1.2
4/29 03:00	54.7	↓-1.3
4/29 03:10	53.5	↓-1.2
4/29 03:20	52.2	↓-1.3
4/29 03:30	51.0	↓-1.2
4/29 03:40	49.8	↓-1.2
4/29 03:50	48.5	↓-1.3
4/29 04:00	47.4	↓-1.1
4/29 04:10	46.2	↓-1.2
4/29 04:20	45.1	↓-1.1
4/29 04:30	44.1	↓-1.0
4/29 04:40	43.1	↓-1.0
4/29 04:50	42.2	↓-0.9
4/29 05:00	41.3	↓-0.9
4/29 05:10	40.6	↓-0.7
4/29 05:20	39.9	↓-0.7
4/29 05:30	39.4	↓-0.5
4/29 05:40	38.9	↓-0.5
4/29 05:50	38.5	↓-0.4
4/29 06:00	38.3	↓-0.2
4/29 06:10	38.1	↓-0.2	干潮
4/29 06:20	38.0	↓-0.1	干潮
4/29 06:30	38.1	↑0.1
4/29 06:40	38.3	↑0.2
4/29 06:50	38.6	↑0.3
4/29 07:00	39.0	↑0.4
4/29 07:10	39.5	↑0.5
4/29 07:20	40.0	↑0.5
4/29 07:30	40.7	↑0.7
4/29 07:40	41.5	↑0.8
4/29 07:50	42.4	↑0.9
4/29 08:00	43.4	↑1.0
4/29 08:10	44.4	↑1.0
4/29 08:20	45.5	↑1.1
4/29 08:30	46.7	↑1.2
4/29 08:40	47.9	↑1.2
4/29 08:50	49.2	↑1.3
4/29 09:00	50.5	↑1.3
4/29 09:10	51.8	↑1.3
4/29 09:20	53.2	↑1.4
4/29 09:30	54.5	↑1.3
4/29 09:40	55.9	↑1.4
4/29 09:50	57.3	↑1.4
4/29 10:00	58.6	↑1.3
4/29 10:10	59.9	↑1.3
4/29 10:20	61.2	↑1.3
4/29 10:30	62.4	↑1.2
4/29 10:40	63.6	↑1.2
4/29 10:50	64.7	↑1.1
4/29 11:00	65.8	↑1.1
4/29 11:10	66.7	↑0.9
4/29 11:20	67.6	↑0.9
4/29 11:30	68.4	↑0.8
4/29 11:40	69.1	↑0.7
4/29 11:50	69.7	↑0.6
4/29 12:00	70.2	↑0.5
4/29 12:10	70.6	↑0.4
4/29 12:20	70.9	↑0.3
4/29 12:30	71.1	↑0.2
4/29 12:40	71.2	↑0.1	満潮
4/29 12:50	71.1	↓-0.1
4/29 13:00	71.0	↓-0.1
4/29 13:10	70.7	↓-0.3
4/29 13:20	70.3	↓-0.4
4/29 13:30	69.8	↓-0.5
4/29 13:40	69.3	↓-0.5
4/29 13:50	68.6	↓-0.7
4/29 14:00	67.8	↓-0.8
4/29 14:10	67.0	↓-0.8
4/29 14:20	66.1	↓-0.9
4/29 14:30	65.1	↓-1.0
4/29 14:40	64.0	↓-1.1
4/29 14:50	62.9	↓-1.1
4/29 15:00	61.8	↓-1.1
4/29 15:10	60.6	↓-1.2
4/29 15:20	59.3	↓-1.3
4/29 15:30	58.1	↓-1.2
4/29 15:40	56.9	↓-1.2
4/29 15:50	55.6	↓-1.3
4/29 16:00	54.4	↓-1.2
4/29 16:10	53.2	↓-1.2
4/29 16:20	52.0	↓-1.2
4/29 16:30	50.9	↓-1.1
4/29 16:40	49.8	↓-1.1
4/29 16:50	48.8	↓-1.0
4/29 17:00	47.8	↓-1.0
4/29 17:10	46.9	↓-0.9
4/29 17:20	46.1	↓-0.8
4/29 17:30	45.4	↓-0.7
4/29 17:40	44.8	↓-0.6
4/29 17:50	44.3	↓-0.5
4/29 18:00	43.9	↓-0.4
4/29 18:10	43.6	↓-0.3
4/29 18:20	43.4	↓-0.2
4/29 18:30	43.3	↓-0.1	干潮
4/29 18:40	43.3	0
4/29 18:50	43.5	↑0.2
4/29 19:00	43.8	↑0.3
4/29 19:10	44.2	↑0.4
4/29 19:20	44.7	↑0.5
4/29 19:30	45.3	↑0.6
4/29 19:40	46.0	↑0.7
4/29 19:50	46.8	↑0.8
4/29 20:00	47.7	↑0.9
4/29 20:10	48.7	↑1.0
4/29 20:20	49.8	↑1.1
4/29 20:30	51.0	↑1.2
4/29 20:40	52.2	↑1.2
4/29 20:50	53.5	↑1.3
4/29 21:00	54.9	↑1.4
4/29 21:10	56.2	↑1.3
4/29 21:20	57.7	↑1.5	最大潮位差
4/29 21:30	59.1	↑1.4
4/29 21:40	60.5	↑1.4
4/29 21:50	62.0	↑1.5	最大潮位差
4/29 22:00	63.4	↑1.4
4/29 22:10	64.8	↑1.4
4/29 22:20	66.2	↑1.4
4/29 22:30	67.5	↑1.3
4/29 22:40	68.8	↑1.3
4/29 22:50	70.0	↑1.2
4/29 23:00	71.1	↑1.1
4/29 23:10	72.2	↑1.1
4/29 23:20	73.2	↑1.0
4/29 23:30	74.0	↑0.8
4/29 23:40	74.8	↑0.8
4/29 23:50	75.4	↑0.6