20 (木)	04:24	07:11	14:54	22:41
	33cm	32cm	55cm	25cm
大潮 出 05:25 入 17:41 出 17:49 入 04:14

江差／桧山（北海道）2040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	24.5	↑0.4
9/20 00:10	24.9	↑0.4
9/20 00:20	25.4	↑0.5
9/20 00:30	25.9	↑0.5
9/20 00:40	26.4	↑0.5
9/20 00:50	26.8	↑0.4
9/20 01:00	27.3	↑0.5
9/20 01:10	27.8	↑0.5
9/20 01:20	28.3	↑0.5
9/20 01:30	28.7	↑0.4
9/20 01:40	29.2	↑0.5
9/20 01:50	29.6	↑0.4
9/20 02:00	30.0	↑0.4
9/20 02:10	30.4	↑0.4
9/20 02:20	30.8	↑0.4
9/20 02:30	31.1	↑0.3
9/20 02:40	31.4	↑0.3
9/20 02:50	31.7	↑0.3
9/20 03:00	32.0	↑0.3
9/20 03:10	32.2	↑0.2
9/20 03:20	32.4	↑0.2
9/20 03:30	32.6	↑0.2
9/20 03:40	32.7	↑0.1
9/20 03:50	32.8	↑0.1
9/20 04:00	32.9	↑0.1
9/20 04:10	32.9	0
9/20 04:20	32.9	0	満潮
9/20 04:30	32.9	0
9/20 04:40	32.9	0
9/20 04:50	32.9	0
9/20 05:00	32.8	↓-0.1
9/20 05:10	32.7	↓-0.1
9/20 05:20	32.6	↓-0.1
9/20 05:30	32.5	↓-0.1
9/20 05:40	32.4	↓-0.1
9/20 05:50	32.3	↓-0.1
9/20 06:00	32.2	↓-0.1
9/20 06:10	32.1	↓-0.1
9/20 06:20	32.0	↓-0.1
9/20 06:30	31.9	↓-0.1
9/20 06:40	31.8	↓-0.1
9/20 06:50	31.8	0
9/20 07:00	31.7	↓-0.1
9/20 07:10	31.7	0	干潮
9/20 07:20	31.7	0
9/20 07:30	31.8	↑0.1
9/20 07:40	31.9	↑0.1
9/20 07:50	32.0	↑0.1
9/20 08:00	32.1	↑0.1
9/20 08:10	32.3	↑0.2
9/20 08:20	32.5	↑0.2
9/20 08:30	32.8	↑0.3
9/20 08:40	33.1	↑0.3
9/20 08:50	33.4	↑0.3
9/20 09:00	33.8	↑0.4
9/20 09:10	34.3	↑0.5
9/20 09:20	34.7	↑0.4
9/20 09:30	35.2	↑0.5
9/20 09:40	35.8	↑0.6
9/20 09:50	36.4	↑0.6
9/20 10:00	37.0	↑0.6
9/20 10:10	37.7	↑0.7
9/20 10:20	38.4	↑0.7
9/20 10:30	39.1	↑0.7
9/20 10:40	39.8	↑0.7
9/20 10:50	40.6	↑0.8
9/20 11:00	41.4	↑0.8
9/20 11:10	42.2	↑0.8
9/20 11:20	43.0	↑0.8
9/20 11:30	43.8	↑0.8
9/20 11:40	44.7	↑0.9
9/20 11:50	45.5	↑0.8
9/20 12:00	46.3	↑0.8
9/20 12:10	47.1	↑0.8
9/20 12:20	47.9	↑0.8
9/20 12:30	48.6	↑0.7
9/20 12:40	49.4	↑0.8
9/20 12:50	50.1	↑0.7
9/20 13:00	50.7	↑0.6
9/20 13:10	51.4	↑0.7
9/20 13:20	51.9	↑0.5
9/20 13:30	52.5	↑0.6
9/20 13:40	53.0	↑0.5
9/20 13:50	53.4	↑0.4
9/20 14:00	53.8	↑0.4
9/20 14:10	54.1	↑0.3
9/20 14:20	54.4	↑0.3
9/20 14:30	54.6	↑0.2
9/20 14:40	54.7	↑0.1
9/20 14:50	54.7	0	満潮
9/20 15:00	54.7	0
9/20 15:10	54.6	↓-0.1
9/20 15:20	54.5	↓-0.1
9/20 15:30	54.3	↓-0.2
9/20 15:40	54.0	↓-0.3
9/20 15:50	53.6	↓-0.4
9/20 16:00	53.2	↓-0.4
9/20 16:10	52.7	↓-0.5
9/20 16:20	52.1	↓-0.6
9/20 16:30	51.5	↓-0.6
9/20 16:40	50.8	↓-0.7
9/20 16:50	50.1	↓-0.7
9/20 17:00	49.3	↓-0.8
9/20 17:10	48.5	↓-0.8
9/20 17:20	47.6	↓-0.9
9/20 17:30	46.7	↓-0.9
9/20 17:40	45.7	↓-1.0
9/20 17:50	44.7	↓-1.0
9/20 18:00	43.7	↓-1.0
9/20 18:10	42.7	↓-1.0
9/20 18:20	41.7	↓-1.0
9/20 18:30	40.6	↓-1.1	最大潮位差
9/20 18:40	39.6	↓-1.0
9/20 18:50	38.5	↓-1.1	最大潮位差
9/20 19:00	37.5	↓-1.0
9/20 19:10	36.4	↓-1.1	最大潮位差
9/20 19:20	35.4	↓-1.0
9/20 19:30	34.4	↓-1.0
9/20 19:40	33.4	↓-1.0
9/20 19:50	32.5	↓-0.9
9/20 20:00	31.6	↓-0.9
9/20 20:10	30.7	↓-0.9
9/20 20:20	29.9	↓-0.8
9/20 20:30	29.1	↓-0.8
9/20 20:40	28.4	↓-0.7
9/20 20:50	27.7	↓-0.7
9/20 21:00	27.1	↓-0.6
9/20 21:10	26.5	↓-0.6
9/20 21:20	26.0	↓-0.5
9/20 21:30	25.6	↓-0.4
9/20 21:40	25.2	↓-0.4
9/20 21:50	24.9	↓-0.3
9/20 22:00	24.6	↓-0.3
9/20 22:10	24.4	↓-0.2
9/20 22:20	24.3	↓-0.1
9/20 22:30	24.2	↓-0.1
9/20 22:40	24.2	0	干潮
9/20 22:50	24.2	0
9/20 23:00	24.3	↑0.1
9/20 23:10	24.4	↑0.1
9/20 23:20	24.6	↑0.2
9/20 23:30	24.8	↑0.2
9/20 23:40	25.1	↑0.3
9/20 23:50	25.4	↑0.3