20 (火)	05:37	11:53	17:59	-
	160cm	60cm	157cm	-
若潮 出 05:46 入 18:59 出 14:06 入 02:28

島山（長崎）2032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	61.4	↑1.6
4/20 00:10	63.3	↑1.9
4/20 00:20	65.4	↑2.1
4/20 00:30	67.8	↑2.4
4/20 00:40	70.5	↑2.7
4/20 00:50	73.4	↑2.9
4/20 01:00	76.5	↑3.1
4/20 01:10	79.9	↑3.4
4/20 01:20	83.4	↑3.5
4/20 01:30	87.1	↑3.7
4/20 01:40	90.9	↑3.8
4/20 01:50	94.8	↑3.9
4/20 02:00	98.8	↑4.0
4/20 02:10	102.9	↑4.1
4/20 02:20	107.0	↑4.1
4/20 02:30	111.2	↑4.2
4/20 02:40	115.3	↑4.1
4/20 02:50	119.3	↑4.0
4/20 03:00	123.3	↑4.0
4/20 03:10	127.2	↑3.9
4/20 03:20	131.0	↑3.8
4/20 03:30	134.6	↑3.6
4/20 03:40	138.1	↑3.5
4/20 03:50	141.3	↑3.2
4/20 04:00	144.4	↑3.1
4/20 04:10	147.1	↑2.7
4/20 04:20	149.7	↑2.6
4/20 04:30	152.0	↑2.3
4/20 04:40	153.9	↑1.9
4/20 04:50	155.6	↑1.7
4/20 05:00	157.0	↑1.4
4/20 05:10	158.0	↑1.0
4/20 05:20	158.7	↑0.7
4/20 05:30	159.0	↑0.3	満潮
4/20 05:40	159.1	↑0.1
4/20 05:50	158.7	↓-0.4
4/20 06:00	158.1	↓-0.6
4/20 06:10	157.1	↓-1.0
4/20 06:20	155.8	↓-1.3
4/20 06:30	154.1	↓-1.7
4/20 06:40	152.2	↓-1.9
4/20 06:50	150.0	↓-2.2
4/20 07:00	147.4	↓-2.6
4/20 07:10	144.7	↓-2.7
4/20 07:20	141.6	↓-3.1
4/20 07:30	138.4	↓-3.2
4/20 07:40	134.9	↓-3.5
4/20 07:50	131.3	↓-3.6
4/20 08:00	127.5	↓-3.8
4/20 08:10	123.6	↓-3.9
4/20 08:20	119.6	↓-4.0
4/20 08:30	115.5	↓-4.1
4/20 08:40	111.4	↓-4.1
4/20 08:50	107.3	↓-4.1
4/20 09:00	103.2	↓-4.1
4/20 09:10	99.1	↓-4.1
4/20 09:20	95.1	↓-4.0
4/20 09:30	91.2	↓-3.9
4/20 09:40	87.4	↓-3.8
4/20 09:50	83.8	↓-3.6
4/20 10:00	80.3	↓-3.5
4/20 10:10	77.1	↓-3.2
4/20 10:20	74.1	↓-3.0
4/20 10:30	71.3	↓-2.8
4/20 10:40	68.8	↓-2.5
4/20 10:50	66.6	↓-2.2
4/20 11:00	64.6	↓-2.0
4/20 11:10	63.0	↓-1.6
4/20 11:20	61.8	↓-1.2
4/20 11:30	60.8	↓-1.0
4/20 11:40	60.2	↓-0.6
4/20 11:50	60.0	↓-0.2	干潮
4/20 12:00	60.1	↑0.1
4/20 12:10	60.5	↑0.4
4/20 12:20	61.3	↑0.8
4/20 12:30	62.4	↑1.1
4/20 12:40	63.9	↑1.5
4/20 12:50	65.7	↑1.8
4/20 13:00	67.8	↑2.1
4/20 13:10	70.1	↑2.3
4/20 13:20	72.8	↑2.7
4/20 13:30	75.7	↑2.9
4/20 13:40	78.9	↑3.2
4/20 13:50	82.3	↑3.4
4/20 14:00	85.8	↑3.5
4/20 14:10	89.6	↑3.8
4/20 14:20	93.4	↑3.8
4/20 14:30	97.4	↑4.0
4/20 14:40	101.5	↑4.1
4/20 14:50	105.6	↑4.1
4/20 15:00	109.8	↑4.2
4/20 15:10	113.9	↑4.1
4/20 15:20	118.0	↑4.1
4/20 15:30	122.0	↑4.0
4/20 15:40	125.9	↑3.9
4/20 15:50	129.7	↑3.8
4/20 16:00	133.4	↑3.7
4/20 16:10	136.8	↑3.4
4/20 16:20	140.1	↑3.3
4/20 16:30	143.1	↑3.0
4/20 16:40	145.8	↑2.7
4/20 16:50	148.3	↑2.5
4/20 17:00	150.5	↑2.2
4/20 17:10	152.3	↑1.8
4/20 17:20	153.8	↑1.5
4/20 17:30	155.0	↑1.2
4/20 17:40	155.8	↑0.8
4/20 17:50	156.3	↑0.5	満潮
4/20 18:00	156.4	↑0.1
4/20 18:10	156.1	↓-0.3
4/20 18:20	155.5	↓-0.6
4/20 18:30	154.5	↓-1.0
4/20 18:40	153.1	↓-1.4
4/20 18:50	151.3	↓-1.8
4/20 19:00	149.3	↓-2.0
4/20 19:10	146.9	↓-2.4
4/20 19:20	144.1	↓-2.8
4/20 19:30	141.1	↓-3.0
4/20 19:40	137.8	↓-3.3
4/20 19:50	134.3	↓-3.5
4/20 20:00	130.5	↓-3.8
4/20 20:10	126.5	↓-4.0
4/20 20:20	122.3	↓-4.2
4/20 20:30	118.0	↓-4.3
4/20 20:40	113.6	↓-4.4
4/20 20:50	109.0	↓-4.6
4/20 21:00	104.5	↓-4.5
4/20 21:10	99.8	↓-4.7	最大潮位差
4/20 21:20	95.3	↓-4.5
4/20 21:30	90.7	↓-4.6
4/20 21:40	86.2	↓-4.5
4/20 21:50	81.9	↓-4.3
4/20 22:00	77.6	↓-4.3
4/20 22:10	73.6	↓-4.0
4/20 22:20	69.7	↓-3.9
4/20 22:30	66.1	↓-3.6
4/20 22:40	62.7	↓-3.4
4/20 22:50	59.6	↓-3.1
4/20 23:00	56.8	↓-2.8
4/20 23:10	54.4	↓-2.4
4/20 23:20	52.3	↓-2.1
4/20 23:30	50.5	↓-1.8
4/20 23:40	49.1	↓-1.4
4/20 23:50	48.2	↓-0.9