13 (日)	03:19	10:35	17:33	21:53
	45cm	17cm	40cm	34cm
大潮 出 05:49 入 17:03 出 17:43 入 07:25

江差／桧山（北海道）2030年10月13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
10/13 00:00	36.6	↑0.5
10/13 00:10	37.1	↑0.5
10/13 00:20	37.7	↑0.6
10/13 00:30	38.2	↑0.5
10/13 00:40	38.8	↑0.6
10/13 00:50	39.3	↑0.5
10/13 01:00	39.9	↑0.6
10/13 01:10	40.4	↑0.5
10/13 01:20	40.9	↑0.5
10/13 01:30	41.4	↑0.5
10/13 01:40	41.9	↑0.5
10/13 01:50	42.4	↑0.5
10/13 02:00	42.8	↑0.4
10/13 02:10	43.2	↑0.4
10/13 02:20	43.5	↑0.3
10/13 02:30	43.8	↑0.3
10/13 02:40	44.0	↑0.2
10/13 02:50	44.2	↑0.2
10/13 03:00	44.4	↑0.2
10/13 03:10	44.4	0	満潮
10/13 03:20	44.5	↑0.1
10/13 03:30	44.4	↓-0.1
10/13 03:40	44.3	↓-0.1
10/13 03:50	44.1	↓-0.2
10/13 04:00	43.9	↓-0.2
10/13 04:10	43.6	↓-0.3
10/13 04:20	43.2	↓-0.4
10/13 04:30	42.8	↓-0.4
10/13 04:40	42.3	↓-0.5
10/13 04:50	41.7	↓-0.6
10/13 05:00	41.1	↓-0.6
10/13 05:10	40.4	↓-0.7
10/13 05:20	39.7	↓-0.7
10/13 05:30	39.0	↓-0.7
10/13 05:40	38.1	↓-0.9
10/13 05:50	37.3	↓-0.8
10/13 06:00	36.4	↓-0.9
10/13 06:10	35.4	↓-1.0
10/13 06:20	34.5	↓-0.9
10/13 06:30	33.5	↓-1.0
10/13 06:40	32.5	↓-1.0
10/13 06:50	31.5	↓-1.0
10/13 07:00	30.5	↓-1.0
10/13 07:10	29.4	↓-1.1	最大潮位差
10/13 07:20	28.4	↓-1.0
10/13 07:30	27.4	↓-1.0
10/13 07:40	26.4	↓-1.0
10/13 07:50	25.4	↓-1.0
10/13 08:00	24.5	↓-0.9
10/13 08:10	23.6	↓-0.9
10/13 08:20	22.7	↓-0.9
10/13 08:30	21.9	↓-0.8
10/13 08:40	21.1	↓-0.8
10/13 08:50	20.4	↓-0.7
10/13 09:00	19.7	↓-0.7
10/13 09:10	19.1	↓-0.6
10/13 09:20	18.5	↓-0.6
10/13 09:30	18.0	↓-0.5
10/13 09:40	17.6	↓-0.4
10/13 09:50	17.2	↓-0.4
10/13 10:00	16.9	↓-0.3
10/13 10:10	16.7	↓-0.2
10/13 10:20	16.6	↓-0.1
10/13 10:30	16.5	↓-0.1	干潮
10/13 10:40	16.5	0
10/13 10:50	16.6	↑0.1
10/13 11:00	16.8	↑0.2
10/13 11:10	17.0	↑0.2
10/13 11:20	17.3	↑0.3
10/13 11:30	17.6	↑0.3
10/13 11:40	18.1	↑0.5
10/13 11:50	18.5	↑0.4
10/13 12:00	19.1	↑0.6
10/13 12:10	19.7	↑0.6
10/13 12:20	20.3	↑0.6
10/13 12:30	21.0	↑0.7
10/13 12:40	21.7	↑0.7
10/13 12:50	22.5	↑0.8
10/13 13:00	23.3	↑0.8
10/13 13:10	24.1	↑0.8
10/13 13:20	24.9	↑0.8
10/13 13:30	25.8	↑0.9
10/13 13:40	26.6	↑0.8
10/13 13:50	27.5	↑0.9
10/13 14:00	28.4	↑0.9
10/13 14:10	29.2	↑0.8
10/13 14:20	30.1	↑0.9
10/13 14:30	30.9	↑0.8
10/13 14:40	31.7	↑0.8
10/13 14:50	32.5	↑0.8
10/13 15:00	33.2	↑0.7
10/13 15:10	34.0	↑0.8
10/13 15:20	34.6	↑0.6
10/13 15:30	35.3	↑0.7
10/13 15:40	35.9	↑0.6
10/13 15:50	36.4	↑0.5
10/13 16:00	36.9	↑0.5
10/13 16:10	37.4	↑0.5
10/13 16:20	37.8	↑0.4
10/13 16:30	38.1	↑0.3
10/13 16:40	38.4	↑0.3
10/13 16:50	38.7	↑0.3
10/13 17:00	38.8	↑0.1
10/13 17:10	39.0	↑0.2
10/13 17:20	39.1	↑0.1
10/13 17:30	39.1	0	満潮
10/13 17:40	39.1	0
10/13 17:50	39.0	↓-0.1
10/13 18:00	38.9	↓-0.1
10/13 18:10	38.8	↓-0.1
10/13 18:20	38.6	↓-0.2
10/13 18:30	38.4	↓-0.2
10/13 18:40	38.1	↓-0.3
10/13 18:50	37.8	↓-0.3
10/13 19:00	37.6	↓-0.2
10/13 19:10	37.2	↓-0.4
10/13 19:20	36.9	↓-0.3
10/13 19:30	36.6	↓-0.3
10/13 19:40	36.2	↓-0.4
10/13 19:50	35.9	↓-0.3
10/13 20:00	35.6	↓-0.3
10/13 20:10	35.3	↓-0.3
10/13 20:20	34.9	↓-0.4
10/13 20:30	34.6	↓-0.3
10/13 20:40	34.4	↓-0.2
10/13 20:50	34.1	↓-0.3
10/13 21:00	33.9	↓-0.2
10/13 21:10	33.7	↓-0.2
10/13 21:20	33.6	↓-0.1
10/13 21:30	33.5	↓-0.1
10/13 21:40	33.4	↓-0.1
10/13 21:50	33.4	0	干潮
10/13 22:00	33.4	0
10/13 22:10	33.4	0
10/13 22:20	33.5	↑0.1
10/13 22:30	33.7	↑0.2
10/13 22:40	33.9	↑0.2
10/13 22:50	34.1	↑0.2
10/13 23:00	34.4	↑0.3
10/13 23:10	34.7	↑0.3
10/13 23:20	35.1	↑0.4
10/13 23:30	35.5	↑0.4
10/13 23:40	36.0	↑0.5
10/13 23:50	36.5	↑0.5