20 (火)	00:51	06:45	12:49	19:22
	155cm	52cm	157cm	33cm
小潮 出 07:03 入 18:12 出 10:07 入 -

島山（長崎）2029年02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
2/20 00:00	149.3	↑2.4
2/20 00:10	151.2	↑1.9
2/20 00:20	152.7	↑1.5
2/20 00:30	153.8	↑1.1
2/20 00:40	154.4	↑0.6
2/20 00:50	154.6	↑0.2	満潮
2/20 01:00	154.4	↓-0.2
2/20 01:10	153.8	↓-0.6
2/20 01:20	152.7	↓-1.1
2/20 01:30	151.2	↓-1.5
2/20 01:40	149.4	↓-1.8
2/20 01:50	147.2	↓-2.2
2/20 02:00	144.6	↓-2.6
2/20 02:10	141.7	↓-2.9
2/20 02:20	138.5	↓-3.2
2/20 02:30	135.0	↓-3.5
2/20 02:40	131.2	↓-3.8
2/20 02:50	127.3	↓-3.9
2/20 03:00	123.1	↓-4.2
2/20 03:10	118.8	↓-4.3
2/20 03:20	114.4	↓-4.4
2/20 03:30	109.9	↓-4.5
2/20 03:40	105.4	↓-4.5
2/20 03:50	100.8	↓-4.6
2/20 04:00	96.3	↓-4.5
2/20 04:10	91.8	↓-4.5
2/20 04:20	87.5	↓-4.3
2/20 04:30	83.2	↓-4.3
2/20 04:40	79.1	↓-4.1
2/20 04:50	75.2	↓-3.9
2/20 05:00	71.5	↓-3.7
2/20 05:10	68.0	↓-3.5
2/20 05:20	64.8	↓-3.2
2/20 05:30	62.0	↓-2.8
2/20 05:40	59.4	↓-2.6
2/20 05:50	57.2	↓-2.2
2/20 06:00	55.3	↓-1.9
2/20 06:10	53.8	↓-1.5
2/20 06:20	52.6	↓-1.2
2/20 06:30	51.9	↓-0.7
2/20 06:40	51.5	↓-0.4	干潮
2/20 06:50	51.5	0
2/20 07:00	52.0	↑0.5
2/20 07:10	52.8	↑0.8
2/20 07:20	54.0	↑1.2
2/20 07:30	55.5	↑1.5
2/20 07:40	57.5	↑2.0
2/20 07:50	59.7	↑2.2
2/20 08:00	62.3	↑2.6
2/20 08:10	65.2	↑2.9
2/20 08:20	68.4	↑3.2
2/20 08:30	71.9	↑3.5
2/20 08:40	75.6	↑3.7
2/20 08:50	79.5	↑3.9
2/20 09:00	83.6	↑4.1
2/20 09:10	87.8	↑4.2
2/20 09:20	92.2	↑4.4
2/20 09:30	96.6	↑4.4
2/20 09:40	101.1	↑4.5
2/20 09:50	105.6	↑4.5
2/20 10:00	110.1	↑4.5
2/20 10:10	114.6	↑4.5
2/20 10:20	119.0	↑4.4
2/20 10:30	123.3	↑4.3
2/20 10:40	127.4	↑4.1
2/20 10:50	131.3	↑3.9
2/20 11:00	135.1	↑3.8
2/20 11:10	138.6	↑3.5
2/20 11:20	141.8	↑3.2
2/20 11:30	144.8	↑3.0
2/20 11:40	147.5	↑2.7
2/20 11:50	149.8	↑2.3
2/20 12:00	151.9	↑2.1
2/20 12:10	153.5	↑1.6
2/20 12:20	154.8	↑1.3
2/20 12:30	155.7	↑0.9
2/20 12:40	156.2	↑0.5	満潮
2/20 12:50	156.3	↑0.1
2/20 13:00	156.0	↓-0.3
2/20 13:10	155.4	↓-0.6
2/20 13:20	154.3	↓-1.1
2/20 13:30	152.9	↓-1.4
2/20 13:40	151.0	↓-1.9
2/20 13:50	148.9	↓-2.1
2/20 14:00	146.3	↓-2.6
2/20 14:10	143.4	↓-2.9
2/20 14:20	140.3	↓-3.1
2/20 14:30	136.8	↓-3.5
2/20 14:40	133.0	↓-3.8
2/20 14:50	129.0	↓-4.0
2/20 15:00	124.8	↓-4.2
2/20 15:10	120.4	↓-4.4
2/20 15:20	115.8	↓-4.6
2/20 15:30	111.1	↓-4.7
2/20 15:40	106.2	↓-4.9
2/20 15:50	101.3	↓-4.9
2/20 16:00	96.4	↓-4.9
2/20 16:10	91.5	↓-4.9
2/20 16:20	86.5	↓-5.0	最大潮位差
2/20 16:30	81.7	↓-4.8
2/20 16:40	76.9	↓-4.8
2/20 16:50	72.2	↓-4.7
2/20 17:00	67.7	↓-4.5
2/20 17:10	63.4	↓-4.3
2/20 17:20	59.2	↓-4.2
2/20 17:30	55.3	↓-3.9
2/20 17:40	51.7	↓-3.6
2/20 17:50	48.3	↓-3.4
2/20 18:00	45.2	↓-3.1
2/20 18:10	42.5	↓-2.7
2/20 18:20	40.0	↓-2.5
2/20 18:30	37.9	↓-2.1
2/20 18:40	36.2	↓-1.7
2/20 18:50	34.8	↓-1.4
2/20 19:00	33.8	↓-1.0
2/20 19:10	33.2	↓-0.6
2/20 19:20	33.0	↓-0.2	干潮
2/20 19:30	33.1	↑0.1
2/20 19:40	33.6	↑0.5
2/20 19:50	34.5	↑0.9
2/20 20:00	35.7	↑1.2
2/20 20:10	37.3	↑1.6
2/20 20:20	39.2	↑1.9
2/20 20:30	41.5	↑2.3
2/20 20:40	44.0	↑2.5
2/20 20:50	46.8	↑2.8
2/20 21:00	49.9	↑3.1
2/20 21:10	53.2	↑3.3
2/20 21:20	56.7	↑3.5
2/20 21:30	60.5	↑3.8
2/20 21:40	64.3	↑3.8
2/20 21:50	68.4	↑4.1
2/20 22:00	72.5	↑4.1
2/20 22:10	76.7	↑4.2
2/20 22:20	81.0	↑4.3
2/20 22:30	85.3	↑4.3
2/20 22:40	89.5	↑4.2
2/20 22:50	93.8	↑4.3
2/20 23:00	98.0	↑4.2
2/20 23:10	102.1	↑4.1
2/20 23:20	106.0	↑3.9
2/20 23:30	109.9	↑3.9
2/20 23:40	113.5	↑3.6
2/20 23:50	117.0	↑3.5