21 (土)	08:22	01:49	18:29	10:36
	26cm	14cm	47cm	25cm
中潮 出 04:06 入 19:18 出 09:32 入 22:51

江差／桧山（北海道）2053年06月21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
6/21 00:00	16.8	↓-0.7
6/21 00:10	16.2	↓-0.6
6/21 00:20	15.6	↓-0.6
6/21 00:30	15.1	↓-0.5
6/21 00:40	14.6	↓-0.5
6/21 00:50	14.2	↓-0.4
6/21 01:00	13.9	↓-0.3
6/21 01:10	13.6	↓-0.3
6/21 01:20	13.4	↓-0.2
6/21 01:30	13.3	↓-0.1
6/21 01:40	13.2	↓-0.1	干潮
6/21 01:50	13.2	0
6/21 02:00	13.2	0
6/21 02:10	13.3	↑0.1
6/21 02:20	13.5	↑0.2
6/21 02:30	13.7	↑0.2
6/21 02:40	13.9	↑0.2
6/21 02:50	14.2	↑0.3
6/21 03:00	14.5	↑0.3
6/21 03:10	14.9	↑0.4
6/21 03:20	15.3	↑0.4
6/21 03:30	15.7	↑0.4
6/21 03:40	16.1	↑0.4
6/21 03:50	16.6	↑0.5
6/21 04:00	17.1	↑0.5
6/21 04:10	17.6	↑0.5
6/21 04:20	18.1	↑0.5
6/21 04:30	18.6	↑0.5
6/21 04:40	19.1	↑0.5
6/21 04:50	19.6	↑0.5
6/21 05:00	20.1	↑0.5
6/21 05:10	20.6	↑0.5
6/21 05:20	21.1	↑0.5
6/21 05:30	21.6	↑0.5
6/21 05:40	22.0	↑0.4
6/21 05:50	22.4	↑0.4
6/21 06:00	22.8	↑0.4
6/21 06:10	23.2	↑0.4
6/21 06:20	23.6	↑0.4
6/21 06:30	23.9	↑0.3
6/21 06:40	24.2	↑0.3
6/21 06:50	24.4	↑0.2
6/21 07:00	24.7	↑0.3
6/21 07:10	24.9	↑0.2
6/21 07:20	25.0	↑0.1
6/21 07:30	25.2	↑0.2
6/21 07:40	25.3	↑0.1
6/21 07:50	25.4	↑0.1
6/21 08:00	25.4	0
6/21 08:10	25.5	↑0.1
6/21 08:20	25.5	0	満潮
6/21 08:30	25.5	0
6/21 08:40	25.4	↓-0.1
6/21 08:50	25.4	0
6/21 09:00	25.4	0
6/21 09:10	25.3	↓-0.1
6/21 09:20	25.2	↓-0.1
6/21 09:30	25.2	0
6/21 09:40	25.1	↓-0.1
6/21 09:50	25.0	↓-0.1
6/21 10:00	25.0	0
6/21 10:10	24.9	↓-0.1
6/21 10:20	24.9	0
6/21 10:30	24.9	0	干潮
6/21 10:40	24.9	0
6/21 10:50	24.9	0
6/21 11:00	24.9	0
6/21 11:10	25.0	↑0.1
6/21 11:20	25.1	↑0.1
6/21 11:30	25.2	↑0.1
6/21 11:40	25.4	↑0.2
6/21 11:50	25.6	↑0.2
6/21 12:00	25.8	↑0.2
6/21 12:10	26.1	↑0.3
6/21 12:20	26.4	↑0.3
6/21 12:30	26.8	↑0.4
6/21 12:40	27.2	↑0.4
6/21 12:50	27.6	↑0.4
6/21 13:00	28.1	↑0.5
6/21 13:10	28.6	↑0.5
6/21 13:20	29.1	↑0.5
6/21 13:30	29.7	↑0.6
6/21 13:40	30.3	↑0.6
6/21 13:50	30.9	↑0.6
6/21 14:00	31.6	↑0.7
6/21 14:10	32.3	↑0.7
6/21 14:20	33.0	↑0.7
6/21 14:30	33.7	↑0.7
6/21 14:40	34.4	↑0.7
6/21 14:50	35.2	↑0.8
6/21 15:00	36.0	↑0.8
6/21 15:10	36.7	↑0.7
6/21 15:20	37.5	↑0.8
6/21 15:30	38.2	↑0.7
6/21 15:40	39.0	↑0.8
6/21 15:50	39.7	↑0.7
6/21 16:00	40.4	↑0.7
6/21 16:10	41.1	↑0.7
6/21 16:20	41.8	↑0.7
6/21 16:30	42.4	↑0.6
6/21 16:40	43.0	↑0.6
6/21 16:50	43.6	↑0.6
6/21 17:00	44.1	↑0.5
6/21 17:10	44.6	↑0.5
6/21 17:20	45.0	↑0.4
6/21 17:30	45.4	↑0.4
6/21 17:40	45.7	↑0.3
6/21 17:50	46.0	↑0.3
6/21 18:00	46.2	↑0.2
6/21 18:10	46.3	↑0.1
6/21 18:20	46.4	↑0.1	満潮
6/21 18:30	46.5	↑0.1
6/21 18:40	46.4	↓-0.1
6/21 18:50	46.3	↓-0.1
6/21 19:00	46.1	↓-0.2
6/21 19:10	45.9	↓-0.2
6/21 19:20	45.6	↓-0.3
6/21 19:30	45.2	↓-0.4
6/21 19:40	44.8	↓-0.4
6/21 19:50	44.3	↓-0.5
6/21 20:00	43.7	↓-0.6
6/21 20:10	43.1	↓-0.6
6/21 20:20	42.4	↓-0.7
6/21 20:30	41.7	↓-0.7
6/21 20:40	40.9	↓-0.8
6/21 20:50	40.1	↓-0.8
6/21 21:00	39.3	↓-0.8
6/21 21:10	38.4	↓-0.9
6/21 21:20	37.5	↓-0.9
6/21 21:30	36.5	↓-1.0
6/21 21:40	35.6	↓-0.9
6/21 21:50	34.6	↓-1.0
6/21 22:00	33.6	↓-1.0
6/21 22:10	32.5	↓-1.1	最大潮位差
6/21 22:20	31.5	↓-1.0
6/21 22:30	30.5	↓-1.0
6/21 22:40	29.5	↓-1.0
6/21 22:50	28.5	↓-1.0
6/21 23:00	27.5	↓-1.0
6/21 23:10	26.5	↓-1.0
6/21 23:20	25.6	↓-0.9
6/21 23:30	24.7	↓-0.9
6/21 23:40	23.8	↓-0.9
6/21 23:50	22.9	↓-0.9