20 (日)	04:56	11:14	17:10	23:31
	152cm	76cm	144cm	53cm
小潮 出 05:46 入 18:59 出 02:15 入 13:05

島山（長崎）2036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	76.2	↑2.6
4/20 00:10	78.9	↑2.7
4/20 00:20	81.9	↑3.0
4/20 00:30	84.9	↑3.0
4/20 00:40	88.1	↑3.2
4/20 00:50	91.4	↑3.3
4/20 01:00	94.8	↑3.4
4/20 01:10	98.2	↑3.4
4/20 01:20	101.7	↑3.5
4/20 01:30	105.2	↑3.5
4/20 01:40	108.8	↑3.6
4/20 01:50	112.2	↑3.4
4/20 02:00	115.7	↑3.5
4/20 02:10	119.1	↑3.4
4/20 02:20	122.4	↑3.3
4/20 02:30	125.7	↑3.3
4/20 02:40	128.8	↑3.1
4/20 02:50	131.7	↑2.9
4/20 03:00	134.5	↑2.8
4/20 03:10	137.2	↑2.7
4/20 03:20	139.6	↑2.4
4/20 03:30	141.9	↑2.3
4/20 03:40	143.9	↑2.0
4/20 03:50	145.7	↑1.8
4/20 04:00	147.3	↑1.6
4/20 04:10	148.6	↑1.3
4/20 04:20	149.7	↑1.1
4/20 04:30	150.5	↑0.8
4/20 04:40	151.0	↑0.5
4/20 04:50	151.3	↑0.3	満潮
4/20 05:00	151.3	0
4/20 05:10	151.1	↓-0.2
4/20 05:20	150.6	↓-0.5
4/20 05:30	149.8	↓-0.8
4/20 05:40	148.8	↓-1.0
4/20 05:50	147.5	↓-1.3
4/20 06:00	146.0	↓-1.5
4/20 06:10	144.3	↓-1.7
4/20 06:20	142.3	↓-2.0
4/20 06:30	140.2	↓-2.1
4/20 06:40	137.8	↓-2.4
4/20 06:50	135.3	↓-2.5
4/20 07:00	132.7	↓-2.6
4/20 07:10	129.9	↓-2.8
4/20 07:20	127.0	↓-2.9
4/20 07:30	124.1	↓-2.9
4/20 07:40	121.0	↓-3.1
4/20 07:50	117.9	↓-3.1
4/20 08:00	114.8	↓-3.1
4/20 08:10	111.6	↓-3.2
4/20 08:20	108.5	↓-3.1
4/20 08:30	105.4	↓-3.1
4/20 08:40	102.4	↓-3.0
4/20 08:50	99.4	↓-3.0
4/20 09:00	96.6	↓-2.8
4/20 09:10	93.8	↓-2.8
4/20 09:20	91.2	↓-2.6
4/20 09:30	88.8	↓-2.4
4/20 09:40	86.5	↓-2.3
4/20 09:50	84.4	↓-2.1
4/20 10:00	82.5	↓-1.9
4/20 10:10	80.8	↓-1.7
4/20 10:20	79.4	↓-1.4
4/20 10:30	78.2	↓-1.2
4/20 10:40	77.2	↓-1.0
4/20 10:50	76.5	↓-0.7
4/20 11:00	76.0	↓-0.5
4/20 11:10	75.8	↓-0.2	干潮
4/20 11:20	75.8	0
4/20 11:30	76.1	↑0.3
4/20 11:40	76.7	↑0.6
4/20 11:50	77.5	↑0.8
4/20 12:00	78.5	↑1.0
4/20 12:10	79.8	↑1.3
4/20 12:20	81.3	↑1.5
4/20 12:30	83.0	↑1.7
4/20 12:40	84.9	↑1.9
4/20 12:50	87.0	↑2.1
4/20 13:00	89.3	↑2.3
4/20 13:10	91.8	↑2.5
4/20 13:20	94.3	↑2.5
4/20 13:30	97.0	↑2.7
4/20 13:40	99.8	↑2.8
4/20 13:50	102.7	↑2.9
4/20 14:00	105.6	↑2.9
4/20 14:10	108.6	↑3.0
4/20 14:20	111.5	↑2.9
4/20 14:30	114.5	↑3.0
4/20 14:40	117.4	↑2.9
4/20 14:50	120.2	↑2.8
4/20 15:00	123.0	↑2.8
4/20 15:10	125.7	↑2.7
4/20 15:20	128.2	↑2.5
4/20 15:30	130.6	↑2.4
4/20 15:40	132.9	↑2.3
4/20 15:50	134.9	↑2.0
4/20 16:00	136.8	↑1.9
4/20 16:10	138.4	↑1.6
4/20 16:20	139.9	↑1.5
4/20 16:30	141.0	↑1.1
4/20 16:40	142.0	↑1.0
4/20 16:50	142.6	↑0.6
4/20 17:00	143.0	↑0.4	満潮
4/20 17:10	143.1	↑0.1	満潮
4/20 17:20	142.9	↓-0.2
4/20 17:30	142.5	↓-0.4
4/20 17:40	141.8	↓-0.7
4/20 17:50	140.7	↓-1.1
4/20 18:00	139.5	↓-1.2
4/20 18:10	137.9	↓-1.6
4/20 18:20	136.1	↓-1.8
4/20 18:30	134.0	↓-2.1
4/20 18:40	131.7	↓-2.3
4/20 18:50	129.1	↓-2.6
4/20 19:00	126.4	↓-2.7
4/20 19:10	123.5	↓-2.9
4/20 19:20	120.3	↓-3.2
4/20 19:30	117.1	↓-3.2
4/20 19:40	113.6	↓-3.5
4/20 19:50	110.1	↓-3.5
4/20 20:00	106.5	↓-3.6
4/20 20:10	102.8	↓-3.7	最大潮位差
4/20 20:20	99.1	↓-3.7	最大潮位差
4/20 20:30	95.4	↓-3.7	最大潮位差
4/20 20:40	91.7	↓-3.7	最大潮位差
4/20 20:50	88.0	↓-3.7	最大潮位差
4/20 21:00	84.4	↓-3.6
4/20 21:10	80.9	↓-3.5
4/20 21:20	77.4	↓-3.5
4/20 21:30	74.2	↓-3.2
4/20 21:40	71.0	↓-3.2
4/20 21:50	68.1	↓-2.9
4/20 22:00	65.4	↓-2.7
4/20 22:10	62.9	↓-2.5
4/20 22:20	60.6	↓-2.3
4/20 22:30	58.6	↓-2.0
4/20 22:40	56.9	↓-1.7
4/20 22:50	55.4	↓-1.5
4/20 23:00	54.3	↓-1.1
4/20 23:10	53.5	↓-0.8
4/20 23:20	53.0	↓-0.5
4/20 23:30	52.9	↓-0.1	干潮
4/20 23:40	53.1	↑0.2
4/20 23:50	53.6	↑0.5