20 (金)	01:14	06:44	12:33	19:37
	200cm	125cm	207cm	65cm
小潮 出 05:47 入 18:57 出 10:05 入 -

黒子島（長崎）2029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	188.7	↑3.1
4/20 00:10	191.4	↑2.7
4/20 00:20	193.7	↑2.3
4/20 00:30	195.6	↑1.9
4/20 00:40	197.1	↑1.5
4/20 00:50	198.2	↑1.1
4/20 01:00	198.9	↑0.7
4/20 01:10	199.2	↑0.3	満潮
4/20 01:20	199.1	↓-0.1
4/20 01:30	198.7	↓-0.4
4/20 01:40	197.8	↓-0.9
4/20 01:50	196.7	↓-1.1
4/20 02:00	195.2	↓-1.5
4/20 02:10	193.3	↓-1.9
4/20 02:20	191.2	↓-2.1
4/20 02:30	188.8	↓-2.4
4/20 02:40	186.2	↓-2.6
4/20 02:50	183.3	↓-2.9
4/20 03:00	180.3	↓-3.0
4/20 03:10	177.1	↓-3.2
4/20 03:20	173.8	↓-3.3
4/20 03:30	170.3	↓-3.5
4/20 03:40	166.8	↓-3.5
4/20 03:50	163.3	↓-3.5
4/20 04:00	159.8	↓-3.5
4/20 04:10	156.2	↓-3.6
4/20 04:20	152.8	↓-3.4
4/20 04:30	149.4	↓-3.4
4/20 04:40	146.1	↓-3.3
4/20 04:50	143.0	↓-3.1
4/20 05:00	140.0	↓-3.0
4/20 05:10	137.3	↓-2.7
4/20 05:20	134.7	↓-2.6
4/20 05:30	132.4	↓-2.3
4/20 05:40	130.3	↓-2.1
4/20 05:50	128.5	↓-1.8
4/20 06:00	127.0	↓-1.5
4/20 06:10	125.8	↓-1.2
4/20 06:20	124.9	↓-0.9
4/20 06:30	124.3	↓-0.6
4/20 06:40	124.0	↓-0.3	干潮
4/20 06:50	124.1	↑0.1
4/20 07:00	124.5	↑0.4
4/20 07:10	125.2	↑0.7
4/20 07:20	126.2	↑1.0
4/20 07:30	127.5	↑1.3
4/20 07:40	129.1	↑1.6
4/20 07:50	131.1	↑2.0
4/20 08:00	133.2	↑2.1
4/20 08:10	135.7	↑2.5
4/20 08:20	138.3	↑2.6
4/20 08:30	141.2	↑2.9
4/20 08:40	144.3	↑3.1
4/20 08:50	147.6	↑3.3
4/20 09:00	150.9	↑3.3
4/20 09:10	154.5	↑3.6
4/20 09:20	158.0	↑3.5
4/20 09:30	161.7	↑3.7
4/20 09:40	165.4	↑3.7
4/20 09:50	169.1	↑3.7
4/20 10:00	172.8	↑3.7
4/20 10:10	176.4	↑3.6
4/20 10:20	179.9	↑3.5
4/20 10:30	183.3	↑3.4
4/20 10:40	186.6	↑3.3
4/20 10:50	189.7	↑3.1
4/20 11:00	192.6	↑2.9
4/20 11:10	195.3	↑2.7
4/20 11:20	197.8	↑2.5
4/20 11:30	200.0	↑2.2
4/20 11:40	201.9	↑1.9
4/20 11:50	203.5	↑1.6
4/20 12:00	204.8	↑1.3
4/20 12:10	205.8	↑1.0
4/20 12:20	206.4	↑0.6
4/20 12:30	206.6	↑0.2	満潮
4/20 12:40	206.6	0
4/20 12:50	206.1	↓-0.5
4/20 13:00	205.3	↓-0.8
4/20 13:10	204.1	↓-1.2
4/20 13:20	202.5	↓-1.6
4/20 13:30	200.6	↓-1.9
4/20 13:40	198.3	↓-2.3
4/20 13:50	195.7	↓-2.6
4/20 14:00	192.7	↓-3.0
4/20 14:10	189.5	↓-3.2
4/20 14:20	185.9	↓-3.6
4/20 14:30	182.0	↓-3.9
4/20 14:40	177.9	↓-4.1
4/20 14:50	173.6	↓-4.3
4/20 15:00	169.0	↓-4.6
4/20 15:10	164.2	↓-4.8
4/20 15:20	159.3	↓-4.9
4/20 15:30	154.3	↓-5.0
4/20 15:40	149.1	↓-5.2
4/20 15:50	143.8	↓-5.3	最大潮位差
4/20 16:00	138.5	↓-5.3	最大潮位差
4/20 16:10	133.2	↓-5.3	最大潮位差
4/20 16:20	127.9	↓-5.3	最大潮位差
4/20 16:30	122.7	↓-5.2
4/20 16:40	117.5	↓-5.2
4/20 16:50	112.4	↓-5.1
4/20 17:00	107.4	↓-5.0
4/20 17:10	102.6	↓-4.8
4/20 17:20	98.0	↓-4.6
4/20 17:30	93.6	↓-4.4
4/20 17:40	89.5	↓-4.1
4/20 17:50	85.6	↓-3.9
4/20 18:00	81.9	↓-3.7
4/20 18:10	78.6	↓-3.3
4/20 18:20	75.6	↓-3.0
4/20 18:30	73.0	↓-2.6
4/20 18:40	70.7	↓-2.3
4/20 18:50	68.7	↓-2.0
4/20 19:00	67.1	↓-1.6
4/20 19:10	66.0	↓-1.1
4/20 19:20	65.1	↓-0.9
4/20 19:30	64.7	↓-0.4	干潮
4/20 19:40	64.7	0
4/20 19:50	65.1	↑0.4
4/20 20:00	65.8	↑0.7
4/20 20:10	66.9	↑1.1
4/20 20:20	68.4	↑1.5
4/20 20:30	70.2	↑1.8
4/20 20:40	72.4	↑2.2
4/20 20:50	74.9	↑2.5
4/20 21:00	77.8	↑2.9
4/20 21:10	80.9	↑3.1
4/20 21:20	84.3	↑3.4
4/20 21:30	87.9	↑3.6
4/20 21:40	91.8	↑3.9
4/20 21:50	95.8	↑4.0
4/20 22:00	100.1	↑4.3
4/20 22:10	104.5	↑4.4
4/20 22:20	109.0	↑4.5
4/20 22:30	113.6	↑4.6
4/20 22:40	118.3	↑4.7
4/20 22:50	123.1	↑4.8
4/20 23:00	127.8	↑4.7
4/20 23:10	132.6	↑4.8
4/20 23:20	137.3	↑4.7
4/20 23:30	141.9	↑4.6
4/20 23:40	146.5	↑4.6
4/20 23:50	150.9	↑4.4