20 (日)	01:59	07:24	12:27	20:05
	200cm	157cm	189cm	82cm
小潮 出 05:46 入 18:57 出 00:52 入 10:32

高後崎（長崎）2025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	180.6	↑3.3
4/20 00:10	183.6	↑3.0
4/20 00:20	186.4	↑2.8
4/20 00:30	188.9	↑2.5
4/20 00:40	191.2	↑2.3
4/20 00:50	193.1	↑1.9
4/20 01:00	194.8	↑1.7
4/20 01:10	196.3	↑1.5
4/20 01:20	197.4	↑1.1
4/20 01:30	198.3	↑0.9
4/20 01:40	198.8	↑0.5
4/20 01:50	199.2	↑0.4	満潮
4/20 02:00	199.2	0
4/20 02:10	199.0	↓-0.2
4/20 02:20	198.6	↓-0.4
4/20 02:30	198.0	↓-0.6
4/20 02:40	197.1	↓-0.9
4/20 02:50	196.1	↓-1.0
4/20 03:00	194.8	↓-1.3
4/20 03:10	193.4	↓-1.4
4/20 03:20	191.9	↓-1.5
4/20 03:30	190.2	↓-1.7
4/20 03:40	188.4	↓-1.8
4/20 03:50	186.5	↓-1.9
4/20 04:00	184.6	↓-1.9
4/20 04:10	182.6	↓-2.0
4/20 04:20	180.5	↓-2.1
4/20 04:30	178.5	↓-2.0
4/20 04:40	176.4	↓-2.1
4/20 04:50	174.4	↓-2.0
4/20 05:00	172.4	↓-2.0
4/20 05:10	170.5	↓-1.9
4/20 05:20	168.6	↓-1.9
4/20 05:30	166.9	↓-1.7
4/20 05:40	165.2	↓-1.7
4/20 05:50	163.6	↓-1.6
4/20 06:00	162.2	↓-1.4
4/20 06:10	160.9	↓-1.3
4/20 06:20	159.8	↓-1.1
4/20 06:30	158.8	↓-1.0
4/20 06:40	158.0	↓-0.8
4/20 06:50	157.3	↓-0.7
4/20 07:00	156.9	↓-0.4
4/20 07:10	156.6	↓-0.3
4/20 07:20	156.4	↓-0.2	干潮
4/20 07:30	156.5	↑0.1
4/20 07:40	156.7	↑0.2
4/20 07:50	157.1	↑0.4
4/20 08:00	157.6	↑0.5
4/20 08:10	158.3	↑0.7
4/20 08:20	159.1	↑0.8
4/20 08:30	160.1	↑1.0
4/20 08:40	161.2	↑1.1
4/20 08:50	162.5	↑1.3
4/20 09:00	163.8	↑1.3
4/20 09:10	165.2	↑1.4
4/20 09:20	166.7	↑1.5
4/20 09:30	168.3	↑1.6
4/20 09:40	169.9	↑1.6
4/20 09:50	171.5	↑1.6
4/20 10:00	173.1	↑1.6
4/20 10:10	174.8	↑1.7
4/20 10:20	176.4	↑1.6
4/20 10:30	178.0	↑1.6
4/20 10:40	179.5	↑1.5
4/20 10:50	181.0	↑1.5
4/20 11:00	182.4	↑1.4
4/20 11:10	183.7	↑1.3
4/20 11:20	184.9	↑1.2
4/20 11:30	185.9	↑1.0
4/20 11:40	186.8	↑0.9
4/20 11:50	187.6	↑0.8
4/20 12:00	188.1	↑0.5
4/20 12:10	188.5	↑0.4
4/20 12:20	188.8	↑0.3	満潮
4/20 12:30	188.8	0
4/20 12:40	188.6	↓-0.2
4/20 12:50	188.2	↓-0.4
4/20 13:00	187.6	↓-0.6
4/20 13:10	186.8	↓-0.8
4/20 13:20	185.8	↓-1.0
4/20 13:30	184.5	↓-1.3
4/20 13:40	183.1	↓-1.4
4/20 13:50	181.4	↓-1.7
4/20 14:00	179.5	↓-1.9
4/20 14:10	177.4	↓-2.1
4/20 14:20	175.1	↓-2.3
4/20 14:30	172.6	↓-2.5
4/20 14:40	169.9	↓-2.7
4/20 14:50	167.1	↓-2.8
4/20 15:00	164.1	↓-3.0
4/20 15:10	161.0	↓-3.1
4/20 15:20	157.7	↓-3.3
4/20 15:30	154.3	↓-3.4
4/20 15:40	150.8	↓-3.5
4/20 15:50	147.3	↓-3.5
4/20 16:00	143.6	↓-3.7
4/20 16:10	139.9	↓-3.7
4/20 16:20	136.2	↓-3.7
4/20 16:30	132.5	↓-3.7
4/20 16:40	128.7	↓-3.8
4/20 16:50	125.0	↓-3.7
4/20 17:00	121.3	↓-3.7
4/20 17:10	117.7	↓-3.6
4/20 17:20	114.2	↓-3.5
4/20 17:30	110.8	↓-3.4
4/20 17:40	107.5	↓-3.3
4/20 17:50	104.3	↓-3.2
4/20 18:00	101.3	↓-3.0
4/20 18:10	98.4	↓-2.9
4/20 18:20	95.7	↓-2.7
4/20 18:30	93.2	↓-2.5
4/20 18:40	91.0	↓-2.2
4/20 18:50	88.9	↓-2.1
4/20 19:00	87.1	↓-1.8
4/20 19:10	85.5	↓-1.6
4/20 19:20	84.2	↓-1.3
4/20 19:30	83.1	↓-1.1
4/20 19:40	82.3	↓-0.8
4/20 19:50	81.8	↓-0.5
4/20 20:00	81.6	↓-0.2	干潮
4/20 20:10	81.6	0
4/20 20:20	81.9	↑0.3
4/20 20:30	82.5	↑0.6
4/20 20:40	83.3	↑0.8
4/20 20:50	84.5	↑1.2
4/20 21:00	85.9	↑1.4
4/20 21:10	87.5	↑1.6
4/20 21:20	89.4	↑1.9
4/20 21:30	91.6	↑2.2
4/20 21:40	94.0	↑2.4
4/20 21:50	96.6	↑2.6
4/20 22:00	99.4	↑2.8
4/20 22:10	102.4	↑3.0
4/20 22:20	105.6	↑3.2
4/20 22:30	108.9	↑3.3
4/20 22:40	112.4	↑3.5
4/20 22:50	116.1	↑3.7
4/20 23:00	119.8	↑3.7
4/20 23:10	123.7	↑3.9
4/20 23:20	127.6	↑3.9
4/20 23:30	131.6	↑4.0
4/20 23:40	135.6	↑4.0
4/20 23:50	139.7	↑4.1	最大潮位差