18 (土)	09:28	02:53	20:10	13:04
	12cm	1cm	24cm	10cm
小潮 出 06:31 入 17:17 出 10:40 入 00:25

江差／桧山（北海道）2051年02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
2/18 00:00	7.4	↓-0.7
2/18 00:10	6.7	↓-0.7
2/18 00:20	6.1	↓-0.6
2/18 00:30	5.4	↓-0.7
2/18 00:40	4.9	↓-0.5
2/18 00:50	4.3	↓-0.6
2/18 01:00	3.8	↓-0.5
2/18 01:10	3.3	↓-0.5
2/18 01:20	2.8	↓-0.5
2/18 01:30	2.4	↓-0.4
2/18 01:40	2.1	↓-0.3
2/18 01:50	1.8	↓-0.3
2/18 02:00	1.5	↓-0.3
2/18 02:10	1.3	↓-0.2
2/18 02:20	1.1	↓-0.2
2/18 02:30	1.0	↓-0.1
2/18 02:40	0.9	↓-0.1
2/18 02:50	0.9	0	干潮
2/18 03:00	0.9	0
2/18 03:10	0.9	0
2/18 03:20	1.0	↑0.1
2/18 03:30	1.2	↑0.2
2/18 03:40	1.4	↑0.2
2/18 03:50	1.6	↑0.2
2/18 04:00	1.8	↑0.2
2/18 04:10	2.1	↑0.3
2/18 04:20	2.4	↑0.3
2/18 04:30	2.8	↑0.4
2/18 04:40	3.1	↑0.3
2/18 04:50	3.5	↑0.4
2/18 05:00	3.9	↑0.4
2/18 05:10	4.4	↑0.5
2/18 05:20	4.8	↑0.4
2/18 05:30	5.2	↑0.4
2/18 05:40	5.7	↑0.5
2/18 05:50	6.1	↑0.4
2/18 06:00	6.6	↑0.5
2/18 06:10	7.0	↑0.4
2/18 06:20	7.5	↑0.5
2/18 06:30	7.9	↑0.4
2/18 06:40	8.3	↑0.4
2/18 06:50	8.7	↑0.4
2/18 07:00	9.1	↑0.4
2/18 07:10	9.5	↑0.4
2/18 07:20	9.8	↑0.3
2/18 07:30	10.2	↑0.4
2/18 07:40	10.5	↑0.3
2/18 07:50	10.7	↑0.2
2/18 08:00	11.0	↑0.3
2/18 08:10	11.2	↑0.2
2/18 08:20	11.4	↑0.2
2/18 08:30	11.6	↑0.2
2/18 08:40	11.7	↑0.1
2/18 08:50	11.8	↑0.1
2/18 09:00	11.9	↑0.1
2/18 09:10	12.0	↑0.1
2/18 09:20	12.0	0	満潮
2/18 09:30	12.0	0
2/18 09:40	12.0	0
2/18 09:50	11.9	↓-0.1
2/18 10:00	11.9	0
2/18 10:10	11.8	↓-0.1
2/18 10:20	11.7	↓-0.1
2/18 10:30	11.6	↓-0.1
2/18 10:40	11.5	↓-0.1
2/18 10:50	11.3	↓-0.2
2/18 11:00	11.2	↓-0.1
2/18 11:10	11.1	↓-0.1
2/18 11:20	10.9	↓-0.2
2/18 11:30	10.8	↓-0.1
2/18 11:40	10.6	↓-0.2
2/18 11:50	10.5	↓-0.1
2/18 12:00	10.4	↓-0.1
2/18 12:10	10.3	↓-0.1
2/18 12:20	10.2	↓-0.1
2/18 12:30	10.1	↓-0.1
2/18 12:40	10.0	↓-0.1
2/18 12:50	10.0	0
2/18 13:00	10.0	0	干潮
2/18 13:10	10.0	0
2/18 13:20	10.0	0
2/18 13:30	10.1	↑0.1
2/18 13:40	10.2	↑0.1
2/18 13:50	10.3	↑0.1
2/18 14:00	10.4	↑0.1
2/18 14:10	10.6	↑0.2
2/18 14:20	10.8	↑0.2
2/18 14:30	11.0	↑0.2
2/18 14:40	11.3	↑0.3
2/18 14:50	11.6	↑0.3
2/18 15:00	11.9	↑0.3
2/18 15:10	12.2	↑0.3
2/18 15:20	12.6	↑0.4
2/18 15:30	13.0	↑0.4
2/18 15:40	13.4	↑0.4
2/18 15:50	13.9	↑0.5
2/18 16:00	14.3	↑0.4
2/18 16:10	14.8	↑0.5
2/18 16:20	15.3	↑0.5
2/18 16:30	15.8	↑0.5
2/18 16:40	16.3	↑0.5
2/18 16:50	16.8	↑0.5
2/18 17:00	17.3	↑0.5
2/18 17:10	17.9	↑0.6
2/18 17:20	18.4	↑0.5
2/18 17:30	18.9	↑0.5
2/18 17:40	19.4	↑0.5
2/18 17:50	19.8	↑0.4
2/18 18:00	20.3	↑0.5
2/18 18:10	20.8	↑0.5
2/18 18:20	21.2	↑0.4
2/18 18:30	21.6	↑0.4
2/18 18:40	21.9	↑0.3
2/18 18:50	22.3	↑0.4
2/18 19:00	22.6	↑0.3
2/18 19:10	22.9	↑0.3
2/18 19:20	23.1	↑0.2
2/18 19:30	23.3	↑0.2
2/18 19:40	23.4	↑0.1
2/18 19:50	23.5	↑0.1
2/18 20:00	23.6	↑0.1	満潮
2/18 20:10	23.6	0	満潮
2/18 20:20	23.6	0
2/18 20:30	23.5	↓-0.1
2/18 20:40	23.4	↓-0.1
2/18 20:50	23.2	↓-0.2
2/18 21:00	23.0	↓-0.2
2/18 21:10	22.7	↓-0.3
2/18 21:20	22.4	↓-0.3
2/18 21:30	22.1	↓-0.3
2/18 21:40	21.7	↓-0.4
2/18 21:50	21.2	↓-0.5
2/18 22:00	20.8	↓-0.4
2/18 22:10	20.2	↓-0.6
2/18 22:20	19.7	↓-0.5
2/18 22:30	19.1	↓-0.6
2/18 22:40	18.5	↓-0.6
2/18 22:50	17.9	↓-0.6
2/18 23:00	17.2	↓-0.7
2/18 23:10	16.5	↓-0.7
2/18 23:20	15.8	↓-0.7
2/18 23:30	15.1	↓-0.7
2/18 23:40	14.3	↓-0.8	最大潮位差
2/18 23:50	13.6	↓-0.7