20 (火)	05:08	12:27	19:13	23:25
	49cm	22cm	41cm	36cm
中潮 出 05:24 入 17:41 出 09:07 入 19:30

江差／桧山（北海道）2050年09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
9/20 00:00	35.5	↑0.2
9/20 00:10	35.7	↑0.2
9/20 00:20	36.0	↑0.3
9/20 00:30	36.3	↑0.3
9/20 00:40	36.7	↑0.4
9/20 00:50	37.1	↑0.4
9/20 01:00	37.5	↑0.4
9/20 01:10	38.0	↑0.5
9/20 01:20	38.5	↑0.5
9/20 01:30	39.0	↑0.5
9/20 01:40	39.6	↑0.6
9/20 01:50	40.1	↑0.5
9/20 02:00	40.7	↑0.6
9/20 02:10	41.3	↑0.6
9/20 02:20	41.9	↑0.6
9/20 02:30	42.5	↑0.6
9/20 02:40	43.1	↑0.6
9/20 02:50	43.7	↑0.6
9/20 03:00	44.3	↑0.6
9/20 03:10	44.8	↑0.5
9/20 03:20	45.4	↑0.6
9/20 03:30	45.9	↑0.5
9/20 03:40	46.3	↑0.4
9/20 03:50	46.8	↑0.5
9/20 04:00	47.2	↑0.4
9/20 04:10	47.5	↑0.3
9/20 04:20	47.8	↑0.3
9/20 04:30	48.0	↑0.2
9/20 04:40	48.2	↑0.2
9/20 04:50	48.4	↑0.2
9/20 05:00	48.4	0	満潮
9/20 05:10	48.5	↑0.1
9/20 05:20	48.4	↓-0.1
9/20 05:30	48.3	↓-0.1
9/20 05:40	48.1	↓-0.2
9/20 05:50	47.9	↓-0.2
9/20 06:00	47.6	↓-0.3
9/20 06:10	47.2	↓-0.4
9/20 06:20	46.8	↓-0.4
9/20 06:30	46.3	↓-0.5
9/20 06:40	45.7	↓-0.6
9/20 06:50	45.1	↓-0.6
9/20 07:00	44.4	↓-0.7
9/20 07:10	43.7	↓-0.7
9/20 07:20	43.0	↓-0.7
9/20 07:30	42.1	↓-0.9
9/20 07:40	41.3	↓-0.8
9/20 07:50	40.4	↓-0.9
9/20 08:00	39.5	↓-0.9
9/20 08:10	38.6	↓-0.9
9/20 08:20	37.6	↓-1.0	最大潮位差
9/20 08:30	36.6	↓-1.0	最大潮位差
9/20 08:40	35.6	↓-1.0	最大潮位差
9/20 08:50	34.7	↓-0.9
9/20 09:00	33.7	↓-1.0	最大潮位差
9/20 09:10	32.7	↓-1.0	最大潮位差
9/20 09:20	31.7	↓-1.0	最大潮位差
9/20 09:30	30.8	↓-0.9
9/20 09:40	29.8	↓-1.0	最大潮位差
9/20 09:50	28.9	↓-0.9
9/20 10:00	28.0	↓-0.9
9/20 10:10	27.2	↓-0.8
9/20 10:20	26.4	↓-0.8
9/20 10:30	25.7	↓-0.7
9/20 10:40	25.0	↓-0.7
9/20 10:50	24.3	↓-0.7
9/20 11:00	23.7	↓-0.6
9/20 11:10	23.2	↓-0.5
9/20 11:20	22.7	↓-0.5
9/20 11:30	22.3	↓-0.4
9/20 11:40	22.0	↓-0.3
9/20 11:50	21.7	↓-0.3
9/20 12:00	21.5	↓-0.2
9/20 12:10	21.3	↓-0.2
9/20 12:20	21.3	0	干潮
9/20 12:30	21.3	0
9/20 12:40	21.3	0
9/20 12:50	21.4	↑0.1
9/20 13:00	21.6	↑0.2
9/20 13:10	21.9	↑0.3
9/20 13:20	22.2	↑0.3
9/20 13:30	22.6	↑0.4
9/20 13:40	23.0	↑0.4
9/20 13:50	23.5	↑0.5
9/20 14:00	24.0	↑0.5
9/20 14:10	24.6	↑0.6
9/20 14:20	25.2	↑0.6
9/20 14:30	25.8	↑0.6
9/20 14:40	26.5	↑0.7
9/20 14:50	27.2	↑0.7
9/20 15:00	27.9	↑0.7
9/20 15:10	28.6	↑0.7
9/20 15:20	29.3	↑0.7
9/20 15:30	30.1	↑0.8
9/20 15:40	30.8	↑0.7
9/20 15:50	31.6	↑0.8
9/20 16:00	32.3	↑0.7
9/20 16:10	33.0	↑0.7
9/20 16:20	33.7	↑0.7
9/20 16:30	34.4	↑0.7
9/20 16:40	35.1	↑0.7
9/20 16:50	35.7	↑0.6
9/20 17:00	36.3	↑0.6
9/20 17:10	36.8	↑0.5
9/20 17:20	37.4	↑0.6
9/20 17:30	37.8	↑0.4
9/20 17:40	38.3	↑0.5
9/20 17:50	38.7	↑0.4
9/20 18:00	39.0	↑0.3
9/20 18:10	39.3	↑0.3
9/20 18:20	39.6	↑0.3
9/20 18:30	39.8	↑0.2
9/20 18:40	40.0	↑0.2
9/20 18:50	40.1	↑0.1
9/20 19:00	40.2	↑0.1
9/20 19:10	40.2	0	満潮
9/20 19:20	40.2	0
9/20 19:30	40.1	↓-0.1
9/20 19:40	40.0	↓-0.1
9/20 19:50	39.9	↓-0.1
9/20 20:00	39.7	↓-0.2
9/20 20:10	39.6	↓-0.1
9/20 20:20	39.3	↓-0.3
9/20 20:30	39.1	↓-0.2
9/20 20:40	38.8	↓-0.3
9/20 20:50	38.6	↓-0.2
9/20 21:00	38.3	↓-0.3
9/20 21:10	38.0	↓-0.3
9/20 21:20	37.7	↓-0.3
9/20 21:30	37.4	↓-0.3
9/20 21:40	37.2	↓-0.2
9/20 21:50	36.9	↓-0.3
9/20 22:00	36.6	↓-0.3
9/20 22:10	36.4	↓-0.2
9/20 22:20	36.2	↓-0.2
9/20 22:30	36.0	↓-0.2
9/20 22:40	35.8	↓-0.2
9/20 22:50	35.7	↓-0.1
9/20 23:00	35.6	↓-0.1
9/20 23:10	35.5	↓-0.1
9/20 23:20	35.4	↓-0.1	干潮
9/20 23:30	35.5	↑0.1
9/20 23:40	35.5	0
9/20 23:50	35.6	↑0.1