1 (土)	07:57	01:07	18:06	11:08
	11cm	-6cm	26cm	9cm
中潮 出 05:23 入 18:05 出 22:41 入 07:53

江差／桧山（北海道）2051年04月1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
4/1 00:00	-4.6	↓-0.4
4/1 00:10	-5.0	↓-0.4
4/1 00:20	-5.3	↓-0.3
4/1 00:30	-5.6	↓-0.3
4/1 00:40	-5.8	↓-0.2
4/1 00:50	-5.9	↓-0.1
4/1 01:00	-6.0	↓-0.1	干潮
4/1 01:10	-6.0	0
4/1 01:20	-6.0	0
4/1 01:30	-5.8	↑0.2
4/1 01:40	-5.7	↑0.1
4/1 01:50	-5.4	↑0.3
4/1 02:00	-5.2	↑0.2
4/1 02:10	-4.8	↑0.4
4/1 02:20	-4.4	↑0.4
4/1 02:30	-4.0	↑0.4
4/1 02:40	-3.5	↑0.5
4/1 02:50	-3.0	↑0.5
4/1 03:00	-2.5	↑0.5
4/1 03:10	-1.9	↑0.6
4/1 03:20	-1.3	↑0.6
4/1 03:30	-0.7	↑0.6
4/1 03:40	-0.1	↑0.6
4/1 03:50	0.6	↑0.7
4/1 04:00	1.2	↑0.6
4/1 04:10	1.9	↑0.7
4/1 04:20	2.5	↑0.6
4/1 04:30	3.2	↑0.7
4/1 04:40	3.8	↑0.6
4/1 04:50	4.4	↑0.6
4/1 05:00	5.0	↑0.6
4/1 05:10	5.6	↑0.6
4/1 05:20	6.2	↑0.6
4/1 05:30	6.7	↑0.5
4/1 05:40	7.2	↑0.5
4/1 05:50	7.7	↑0.5
4/1 06:00	8.1	↑0.4
4/1 06:10	8.5	↑0.4
4/1 06:20	8.9	↑0.4
4/1 06:30	9.2	↑0.3
4/1 06:40	9.5	↑0.3
4/1 06:50	9.7	↑0.2
4/1 07:00	10.0	↑0.3
4/1 07:10	10.1	↑0.1
4/1 07:20	10.3	↑0.2
4/1 07:30	10.4	↑0.1
4/1 07:40	10.4	0
4/1 07:50	10.5	↑0.1	満潮
4/1 08:00	10.5	0
4/1 08:10	10.5	0
4/1 08:20	10.4	↓-0.1
4/1 08:30	10.3	↓-0.1
4/1 08:40	10.2	↓-0.1
4/1 08:50	10.1	↓-0.1
4/1 09:00	10.0	↓-0.1
4/1 09:10	9.9	↓-0.1
4/1 09:20	9.7	↓-0.2
4/1 09:30	9.6	↓-0.1
4/1 09:40	9.4	↓-0.2
4/1 09:50	9.3	↓-0.1
4/1 10:00	9.1	↓-0.2
4/1 10:10	9.0	↓-0.1
4/1 10:20	8.9	↓-0.1
4/1 10:30	8.8	↓-0.1
4/1 10:40	8.7	↓-0.1
4/1 10:50	8.6	↓-0.1
4/1 11:00	8.6	0	干潮
4/1 11:10	8.6	0
4/1 11:20	8.6	0
4/1 11:30	8.7	↑0.1
4/1 11:40	8.8	↑0.1
4/1 11:50	8.9	↑0.1
4/1 12:00	9.1	↑0.2
4/1 12:10	9.3	↑0.2
4/1 12:20	9.5	↑0.2
4/1 12:30	9.8	↑0.3
4/1 12:40	10.1	↑0.3
4/1 12:50	10.5	↑0.4
4/1 13:00	10.8	↑0.3
4/1 13:10	11.3	↑0.5
4/1 13:20	11.7	↑0.4
4/1 13:30	12.2	↑0.5
4/1 13:40	12.7	↑0.5
4/1 13:50	13.3	↑0.6
4/1 14:00	13.9	↑0.6
4/1 14:10	14.5	↑0.6
4/1 14:20	15.1	↑0.6
4/1 14:30	15.7	↑0.6
4/1 14:40	16.4	↑0.7
4/1 14:50	17.0	↑0.6
4/1 15:00	17.7	↑0.7
4/1 15:10	18.3	↑0.6
4/1 15:20	19.0	↑0.7
4/1 15:30	19.6	↑0.6
4/1 15:40	20.2	↑0.6
4/1 15:50	20.9	↑0.7
4/1 16:00	21.5	↑0.6
4/1 16:10	22.0	↑0.5
4/1 16:20	22.6	↑0.6
4/1 16:30	23.1	↑0.5
4/1 16:40	23.5	↑0.4
4/1 16:50	24.0	↑0.5
4/1 17:00	24.3	↑0.3
4/1 17:10	24.7	↑0.4
4/1 17:20	25.0	↑0.3
4/1 17:30	25.2	↑0.2
4/1 17:40	25.4	↑0.2
4/1 17:50	25.5	↑0.1
4/1 18:00	25.6	↑0.1	満潮
4/1 18:10	25.6	0
4/1 18:20	25.5	↓-0.1
4/1 18:30	25.4	↓-0.1
4/1 18:40	25.2	↓-0.2
4/1 18:50	24.9	↓-0.3
4/1 19:00	24.6	↓-0.3
4/1 19:10	24.2	↓-0.4
4/1 19:20	23.8	↓-0.4
4/1 19:30	23.3	↓-0.5
4/1 19:40	22.7	↓-0.6
4/1 19:50	22.1	↓-0.6
4/1 20:00	21.4	↓-0.7
4/1 20:10	20.7	↓-0.7
4/1 20:20	19.9	↓-0.8
4/1 20:30	19.1	↓-0.8
4/1 20:40	18.3	↓-0.8
4/1 20:50	17.4	↓-0.9
4/1 21:00	16.5	↓-0.9
4/1 21:10	15.5	↓-1.0
4/1 21:20	14.5	↓-1.0
4/1 21:30	13.5	↓-1.0
4/1 21:40	12.5	↓-1.0
4/1 21:50	11.5	↓-1.0
4/1 22:00	10.5	↓-1.0
4/1 22:10	9.5	↓-1.0
4/1 22:20	8.4	↓-1.1	最大潮位差
4/1 22:30	7.4	↓-1.0
4/1 22:40	6.4	↓-1.0
4/1 22:50	5.4	↓-1.0
4/1 23:00	4.5	↓-0.9
4/1 23:10	3.6	↓-0.9
4/1 23:20	2.7	↓-0.9
4/1 23:30	1.8	↓-0.9
4/1 23:40	1.0	↓-0.8
4/1 23:50	0.2	↓-0.8