20 (月)	08:48	03:18	21:28	14:34
	38cm	30cm	43cm	30cm
小潮 出 04:23 入 19:09 出 12:24 入 23:42

江差／桧山（北海道）2037年07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
7/20 00:00	36.9	↓-0.6	最大潮位差
7/20 00:10	36.3	↓-0.6	最大潮位差
7/20 00:20	35.7	↓-0.6	最大潮位差
7/20 00:30	35.1	↓-0.6	最大潮位差
7/20 00:40	34.6	↓-0.5
7/20 00:50	34.0	↓-0.6	最大潮位差
7/20 01:00	33.5	↓-0.5
7/20 01:10	33.0	↓-0.5
7/20 01:20	32.6	↓-0.4
7/20 01:30	32.1	↓-0.5
7/20 01:40	31.7	↓-0.4
7/20 01:50	31.4	↓-0.3
7/20 02:00	31.0	↓-0.4
7/20 02:10	30.8	↓-0.2
7/20 02:20	30.5	↓-0.3
7/20 02:30	30.3	↓-0.2
7/20 02:40	30.1	↓-0.2
7/20 02:50	30.0	↓-0.1
7/20 03:00	29.9	↓-0.1
7/20 03:10	29.9	0	干潮
7/20 03:20	29.9	0
7/20 03:30	29.9	0
7/20 03:40	30.0	↑0.1
7/20 03:50	30.1	↑0.1
7/20 04:00	30.2	↑0.1
7/20 04:10	30.4	↑0.2
7/20 04:20	30.6	↑0.2
7/20 04:30	30.8	↑0.2
7/20 04:40	31.0	↑0.2
7/20 04:50	31.3	↑0.3
7/20 05:00	31.6	↑0.3
7/20 05:10	31.9	↑0.3
7/20 05:20	32.2	↑0.3
7/20 05:30	32.6	↑0.4
7/20 05:40	32.9	↑0.3
7/20 05:50	33.3	↑0.4
7/20 06:00	33.6	↑0.3
7/20 06:10	34.0	↑0.4
7/20 06:20	34.3	↑0.3
7/20 06:30	34.7	↑0.4
7/20 06:40	35.0	↑0.3
7/20 06:50	35.3	↑0.3
7/20 07:00	35.6	↑0.3
7/20 07:10	35.9	↑0.3
7/20 07:20	36.1	↑0.2
7/20 07:30	36.4	↑0.3
7/20 07:40	36.6	↑0.2
7/20 07:50	36.8	↑0.2
7/20 08:00	37.0	↑0.2
7/20 08:10	37.1	↑0.1
7/20 08:20	37.2	↑0.1
7/20 08:30	37.3	↑0.1
7/20 08:40	37.3	0	満潮
7/20 08:50	37.3	0
7/20 09:00	37.3	0
7/20 09:10	37.2	↓-0.1
7/20 09:20	37.1	↓-0.1
7/20 09:30	37.0	↓-0.1
7/20 09:40	36.9	↓-0.1
7/20 09:50	36.7	↓-0.2
7/20 10:00	36.5	↓-0.2
7/20 10:10	36.3	↓-0.2
7/20 10:20	36.0	↓-0.3
7/20 10:30	35.7	↓-0.3
7/20 10:40	35.4	↓-0.3
7/20 10:50	35.1	↓-0.3
7/20 11:00	34.8	↓-0.3
7/20 11:10	34.4	↓-0.4
7/20 11:20	34.1	↓-0.3
7/20 11:30	33.7	↓-0.4
7/20 11:40	33.4	↓-0.3
7/20 11:50	33.0	↓-0.4
7/20 12:00	32.7	↓-0.3
7/20 12:10	32.3	↓-0.4
7/20 12:20	32.0	↓-0.3
7/20 12:30	31.6	↓-0.4
7/20 12:40	31.3	↓-0.3
7/20 12:50	31.0	↓-0.3
7/20 13:00	30.7	↓-0.3
7/20 13:10	30.4	↓-0.3
7/20 13:20	30.2	↓-0.2
7/20 13:30	30.0	↓-0.2
7/20 13:40	29.8	↓-0.2
7/20 13:50	29.6	↓-0.2
7/20 14:00	29.5	↓-0.1
7/20 14:10	29.4	↓-0.1
7/20 14:20	29.4	0
7/20 14:30	29.3	↓-0.1	干潮
7/20 14:40	29.3	0
7/20 14:50	29.4	↑0.1
7/20 15:00	29.5	↑0.1
7/20 15:10	29.6	↑0.1
7/20 15:20	29.7	↑0.1
7/20 15:30	29.9	↑0.2
7/20 15:40	30.1	↑0.2
7/20 15:50	30.4	↑0.3
7/20 16:00	30.7	↑0.3
7/20 16:10	31.0	↑0.3
7/20 16:20	31.3	↑0.3
7/20 16:30	31.7	↑0.4
7/20 16:40	32.1	↑0.4
7/20 16:50	32.5	↑0.4
7/20 17:00	33.0	↑0.5
7/20 17:10	33.4	↑0.4
7/20 17:20	33.9	↑0.5
7/20 17:30	34.4	↑0.5
7/20 17:40	34.9	↑0.5
7/20 17:50	35.4	↑0.5
7/20 18:00	35.9	↑0.5
7/20 18:10	36.4	↑0.5
7/20 18:20	36.9	↑0.5
7/20 18:30	37.4	↑0.5
7/20 18:40	37.9	↑0.5
7/20 18:50	38.4	↑0.5
7/20 19:00	38.8	↑0.4
7/20 19:10	39.3	↑0.5
7/20 19:20	39.7	↑0.4
7/20 19:30	40.1	↑0.4
7/20 19:40	40.5	↑0.4
7/20 19:50	40.8	↑0.3
7/20 20:00	41.1	↑0.3
7/20 20:10	41.4	↑0.3
7/20 20:20	41.7	↑0.3
7/20 20:30	41.9	↑0.2
7/20 20:40	42.1	↑0.2
7/20 20:50	42.3	↑0.2
7/20 21:00	42.4	↑0.1
7/20 21:10	42.5	↑0.1
7/20 21:20	42.5	0	満潮
7/20 21:30	42.5	0
7/20 21:40	42.5	0
7/20 21:50	42.4	↓-0.1
7/20 22:00	42.3	↓-0.1
7/20 22:10	42.2	↓-0.1
7/20 22:20	42.0	↓-0.2
7/20 22:30	41.8	↓-0.2
7/20 22:40	41.6	↓-0.2
7/20 22:50	41.3	↓-0.3
7/20 23:00	41.0	↓-0.3
7/20 23:10	40.7	↓-0.3
7/20 23:20	40.4	↓-0.3
7/20 23:30	40.0	↓-0.4
7/20 23:40	39.6	↓-0.4
7/20 23:50	39.3	↓-0.3