20 (火)	02:57	08:44	13:37	21:13
	198cm	159cm	182cm	90cm
小潮 出 05:47 入 18:57 出 11:26 入 01:20

俵ヶ浦（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	164.1	↑3.7	最大潮位差
4/20 00:10	167.5	↑3.4
4/20 00:20	170.9	↑3.4
4/20 00:30	174.1	↑3.2
4/20 00:40	177.1	↑3.0
4/20 00:50	179.9	↑2.8
4/20 01:00	182.5	↑2.6
4/20 01:10	185.0	↑2.5
4/20 01:20	187.2	↑2.2
4/20 01:30	189.2	↑2.0
4/20 01:40	190.9	↑1.7
4/20 01:50	192.5	↑1.6
4/20 02:00	193.8	↑1.3
4/20 02:10	194.9	↑1.1
4/20 02:20	195.8	↑0.9
4/20 02:30	196.5	↑0.7
4/20 02:40	196.9	↑0.4
4/20 02:50	197.1	↑0.2	満潮
4/20 03:00	197.1	0
4/20 03:10	196.9	↓-0.2
4/20 03:20	196.6	↓-0.3
4/20 03:30	196.0	↓-0.6
4/20 03:40	195.3	↓-0.7
4/20 03:50	194.4	↓-0.9
4/20 04:00	193.4	↓-1.0
4/20 04:10	192.2	↓-1.2
4/20 04:20	190.9	↓-1.3
4/20 04:30	189.5	↓-1.4
4/20 04:40	188.0	↓-1.5
4/20 04:50	186.4	↓-1.6
4/20 05:00	184.8	↓-1.6
4/20 05:10	183.1	↓-1.7
4/20 05:20	181.3	↓-1.8
4/20 05:30	179.6	↓-1.7
4/20 05:40	177.8	↓-1.8
4/20 05:50	176.1	↓-1.7
4/20 06:00	174.4	↓-1.7
4/20 06:10	172.7	↓-1.7
4/20 06:20	171.0	↓-1.7
4/20 06:30	169.4	↓-1.6
4/20 06:40	167.9	↓-1.5
4/20 06:50	166.5	↓-1.4
4/20 07:00	165.1	↓-1.4
4/20 07:10	163.9	↓-1.2
4/20 07:20	162.7	↓-1.2
4/20 07:30	161.7	↓-1.0
4/20 07:40	160.8	↓-0.9
4/20 07:50	160.0	↓-0.8
4/20 08:00	159.4	↓-0.6
4/20 08:10	158.9	↓-0.5
4/20 08:20	158.5	↓-0.4
4/20 08:30	158.3	↓-0.2
4/20 08:40	158.2	↓-0.1	干潮
4/20 08:50	158.2	0
4/20 09:00	158.4	↑0.2
4/20 09:10	158.7	↑0.3
4/20 09:20	159.1	↑0.4
4/20 09:30	159.6	↑0.5
4/20 09:40	160.2	↑0.6
4/20 09:50	161.0	↑0.8
4/20 10:00	161.8	↑0.8
4/20 10:10	162.8	↑1.0
4/20 10:20	163.7	↑0.9
4/20 10:30	164.8	↑1.1
4/20 10:40	165.9	↑1.1
4/20 10:50	167.1	↑1.2
4/20 11:00	168.3	↑1.2
4/20 11:10	169.5	↑1.2
4/20 11:20	170.7	↑1.2
4/20 11:30	171.9	↑1.2
4/20 11:40	173.1	↑1.2
4/20 11:50	174.2	↑1.1
4/20 12:00	175.3	↑1.1
4/20 12:10	176.4	↑1.1
4/20 12:20	177.3	↑0.9
4/20 12:30	178.2	↑0.9
4/20 12:40	179.0	↑0.8
4/20 12:50	179.7	↑0.7
4/20 13:00	180.3	↑0.6
4/20 13:10	180.7	↑0.4
4/20 13:20	181.0	↑0.3
4/20 13:30	181.2	↑0.2	満潮
4/20 13:40	181.2	0
4/20 13:50	181.0	↓-0.2
4/20 14:00	180.7	↓-0.3
4/20 14:10	180.2	↓-0.5
4/20 14:20	179.6	↓-0.6
4/20 14:30	178.8	↓-0.8
4/20 14:40	177.7	↓-1.1
4/20 14:50	176.6	↓-1.1
4/20 15:00	175.2	↓-1.4
4/20 15:10	173.7	↓-1.5
4/20 15:20	172.0	↓-1.7
4/20 15:30	170.1	↓-1.9
4/20 15:40	168.0	↓-2.1
4/20 15:50	165.8	↓-2.2
4/20 16:00	163.5	↓-2.3
4/20 16:10	161.0	↓-2.5
4/20 16:20	158.4	↓-2.6
4/20 16:30	155.7	↓-2.7
4/20 16:40	152.8	↓-2.9
4/20 16:50	149.9	↓-2.9
4/20 17:00	146.9	↓-3.0
4/20 17:10	143.8	↓-3.1
4/20 17:20	140.7	↓-3.1
4/20 17:30	137.5	↓-3.2
4/20 17:40	134.3	↓-3.2
4/20 17:50	131.1	↓-3.2
4/20 18:00	127.9	↓-3.2
4/20 18:10	124.7	↓-3.2
4/20 18:20	121.6	↓-3.1
4/20 18:30	118.5	↓-3.1
4/20 18:40	115.6	↓-2.9
4/20 18:50	112.7	↓-2.9
4/20 19:00	109.9	↓-2.8
4/20 19:10	107.2	↓-2.7
4/20 19:20	104.7	↓-2.5
4/20 19:30	102.3	↓-2.4
4/20 19:40	100.1	↓-2.2
4/20 19:50	98.1	↓-2.0
4/20 20:00	96.3	↓-1.8
4/20 20:10	94.6	↓-1.7
4/20 20:20	93.2	↓-1.4
4/20 20:30	92.1	↓-1.1
4/20 20:40	91.1	↓-1.0
4/20 20:50	90.4	↓-0.7
4/20 21:00	90.0	↓-0.4
4/20 21:10	89.8	↓-0.2	干潮
4/20 21:20	89.9	↑0.1
4/20 21:30	90.2	↑0.3
4/20 21:40	90.8	↑0.6
4/20 21:50	91.7	↑0.9
4/20 22:00	92.8	↑1.1
4/20 22:10	94.2	↑1.4
4/20 22:20	95.8	↑1.6
4/20 22:30	97.7	↑1.9
4/20 22:40	99.8	↑2.1
4/20 22:50	102.2	↑2.4
4/20 23:00	104.8	↑2.6
4/20 23:10	107.6	↑2.8
4/20 23:20	110.6	↑3.0
4/20 23:30	113.7	↑3.1
4/20 23:40	117.1	↑3.4
4/20 23:50	120.6	↑3.5