20 (火)	03:21	09:17	14:09	21:30
	200cm	154cm	180cm	85cm
小潮 出 05:47 入 18:57 出 11:26 入 01:20

高後崎（長崎）2021年04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
4/20 00:00	154.8	↑4.0	最大潮位差
4/20 00:10	158.8	↑4.0	最大潮位差
4/20 00:20	162.6	↑3.8
4/20 00:30	166.4	↑3.8
4/20 00:40	170.0	↑3.6
4/20 00:50	173.4	↑3.4
4/20 01:00	176.6	↑3.2
4/20 01:10	179.7	↑3.1
4/20 01:20	182.6	↑2.9
4/20 01:30	185.2	↑2.6
4/20 01:40	187.7	↑2.5
4/20 01:50	189.9	↑2.2
4/20 02:00	191.9	↑2.0
4/20 02:10	193.7	↑1.8
4/20 02:20	195.2	↑1.5
4/20 02:30	196.5	↑1.3
4/20 02:40	197.6	↑1.1
4/20 02:50	198.4	↑0.8
4/20 03:00	199.0	↑0.6
4/20 03:10	199.3	↑0.3
4/20 03:20	199.4	↑0.1	満潮
4/20 03:30	199.3	↓-0.1
4/20 03:40	199.0	↓-0.3
4/20 03:50	198.5	↓-0.5
4/20 04:00	197.8	↓-0.7
4/20 04:10	196.9	↓-0.9
4/20 04:20	195.8	↓-1.1
4/20 04:30	194.6	↓-1.2
4/20 04:40	193.2	↓-1.4
4/20 04:50	191.7	↓-1.5
4/20 05:00	190.0	↓-1.7
4/20 05:10	188.3	↓-1.7
4/20 05:20	186.5	↓-1.8
4/20 05:30	184.6	↓-1.9
4/20 05:40	182.6	↓-2.0
4/20 05:50	180.6	↓-2.0
4/20 06:00	178.6	↓-2.0
4/20 06:10	176.6	↓-2.0
4/20 06:20	174.6	↓-2.0
4/20 06:30	172.6	↓-2.0
4/20 06:40	170.6	↓-2.0
4/20 06:50	168.7	↓-1.9
4/20 07:00	166.9	↓-1.8
4/20 07:10	165.1	↓-1.8
4/20 07:20	163.5	↓-1.6
4/20 07:30	161.9	↓-1.6
4/20 07:40	160.4	↓-1.5
4/20 07:50	159.1	↓-1.3
4/20 08:00	157.9	↓-1.2
4/20 08:10	156.8	↓-1.1
4/20 08:20	155.9	↓-0.9
4/20 08:30	155.1	↓-0.8
4/20 08:40	154.5	↓-0.6
4/20 08:50	154.0	↓-0.5
4/20 09:00	153.7	↓-0.3
4/20 09:10	153.5	↓-0.2	干潮
4/20 09:20	153.5	0
4/20 09:30	153.6	↑0.1
4/20 09:40	153.9	↑0.3
4/20 09:50	154.3	↑0.4
4/20 10:00	154.8	↑0.5
4/20 10:10	155.5	↑0.7
4/20 10:20	156.3	↑0.8
4/20 10:30	157.2	↑0.9
4/20 10:40	158.2	↑1.0
4/20 10:50	159.3	↑1.1
4/20 11:00	160.5	↑1.2
4/20 11:10	161.8	↑1.3
4/20 11:20	163.0	↑1.2
4/20 11:30	164.4	↑1.4
4/20 11:40	165.7	↑1.3
4/20 11:50	167.1	↑1.4
4/20 12:00	168.4	↑1.3
4/20 12:10	169.8	↑1.4
4/20 12:20	171.1	↑1.3
4/20 12:30	172.3	↑1.2
4/20 12:40	173.5	↑1.2
4/20 12:50	174.7	↑1.2
4/20 13:00	175.7	↑1.0
4/20 13:10	176.6	↑0.9
4/20 13:20	177.4	↑0.8
4/20 13:30	178.1	↑0.7
4/20 13:40	178.6	↑0.5
4/20 13:50	179.0	↑0.4
4/20 14:00	179.2	↑0.2	満潮
4/20 14:10	179.2	0
4/20 14:20	179.1	↓-0.1
4/20 14:30	178.8	↓-0.3
4/20 14:40	178.3	↓-0.5
4/20 14:50	177.6	↓-0.7
4/20 15:00	176.7	↓-0.9
4/20 15:10	175.6	↓-1.1
4/20 15:20	174.3	↓-1.3
4/20 15:30	172.8	↓-1.5
4/20 15:40	171.1	↓-1.7
4/20 15:50	169.3	↓-1.8
4/20 16:00	167.2	↓-2.1
4/20 16:10	165.0	↓-2.2
4/20 16:20	162.6	↓-2.4
4/20 16:30	160.0	↓-2.6
4/20 16:40	157.3	↓-2.7
4/20 16:50	154.4	↓-2.9
4/20 17:00	151.4	↓-3.0
4/20 17:10	148.3	↓-3.1
4/20 17:20	145.1	↓-3.2
4/20 17:30	141.9	↓-3.2
4/20 17:40	138.5	↓-3.4
4/20 17:50	135.1	↓-3.4
4/20 18:00	131.7	↓-3.4
4/20 18:10	128.2	↓-3.5
4/20 18:20	124.8	↓-3.4
4/20 18:30	121.4	↓-3.4
4/20 18:40	118.0	↓-3.4
4/20 18:50	114.7	↓-3.3
4/20 19:00	111.4	↓-3.3
4/20 19:10	108.3	↓-3.1
4/20 19:20	105.3	↓-3.0
4/20 19:30	102.4	↓-2.9
4/20 19:40	99.7	↓-2.7
4/20 19:50	97.1	↓-2.6
4/20 20:00	94.8	↓-2.3
4/20 20:10	92.6	↓-2.2
4/20 20:20	90.7	↓-1.9
4/20 20:30	88.9	↓-1.8
4/20 20:40	87.5	↓-1.4
4/20 20:50	86.3	↓-1.2
4/20 21:00	85.3	↓-1.0
4/20 21:10	84.6	↓-0.7
4/20 21:20	84.2	↓-0.4	干潮
4/20 21:30	84.1	↓-0.1	干潮
4/20 21:40	84.3	↑0.2
4/20 21:50	84.8	↑0.5
4/20 22:00	85.6	↑0.8
4/20 22:10	86.7	↑1.1
4/20 22:20	88.0	↑1.3
4/20 22:30	89.7	↑1.7
4/20 22:40	91.6	↑1.9
4/20 22:50	93.8	↑2.2
4/20 23:00	96.3	↑2.5
4/20 23:10	99.0	↑2.7
4/20 23:20	101.9	↑2.9
4/20 23:30	105.1	↑3.2
4/20 23:40	108.5	↑3.4
4/20 23:50	112.1	↑3.6