18 (火)	07:01	00:21	18:50	13:00
	154cm	32cm	153cm	60cm
中潮 出 07:05 入 18:09 出 04:01 入 14:27

島山（長崎）2031年02月18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
2/18 00:00	32.2	↓-0.9
2/18 00:10	31.7	↓-0.5
2/18 00:20	31.5	↓-0.2	干潮
2/18 00:30	31.6	↑0.1
2/18 00:40	32.2	↑0.6
2/18 00:50	33.1	↑0.9
2/18 01:00	34.3	↑1.2
2/18 01:10	36.0	↑1.7
2/18 01:20	37.9	↑1.9
2/18 01:30	40.2	↑2.3
2/18 01:40	42.8	↑2.6
2/18 01:50	45.8	↑3.0
2/18 02:00	49.0	↑3.2
2/18 02:10	52.5	↑3.5
2/18 02:20	56.2	↑3.7
2/18 02:30	60.2	↑4.0
2/18 02:40	64.3	↑4.1
2/18 02:50	68.7	↑4.4
2/18 03:00	73.2	↑4.5
2/18 03:10	77.8	↑4.6
2/18 03:20	82.5	↑4.7
2/18 03:30	87.2	↑4.7
2/18 03:40	92.0	↑4.8
2/18 03:50	96.8	↑4.8
2/18 04:00	101.6	↑4.8
2/18 04:10	106.4	↑4.8
2/18 04:20	111.0	↑4.6
2/18 04:30	115.5	↑4.5
2/18 04:40	119.9	↑4.4
2/18 04:50	124.1	↑4.2
2/18 05:00	128.1	↑4.0
2/18 05:10	131.9	↑3.8
2/18 05:20	135.4	↑3.5
2/18 05:30	138.7	↑3.3
2/18 05:40	141.6	↑2.9
2/18 05:50	144.3	↑2.7
2/18 06:00	146.6	↑2.3
2/18 06:10	148.6	↑2.0
2/18 06:20	150.3	↑1.7
2/18 06:30	151.6	↑1.3
2/18 06:40	152.5	↑0.9
2/18 06:50	153.1	↑0.6
2/18 07:00	153.3	↑0.2	満潮
2/18 07:10	153.1	↓-0.2
2/18 07:20	152.6	↓-0.5
2/18 07:30	151.7	↓-0.9
2/18 07:40	150.4	↓-1.3
2/18 07:50	148.8	↓-1.6
2/18 08:00	146.9	↓-1.9
2/18 08:10	144.7	↓-2.2
2/18 08:20	142.1	↓-2.6
2/18 08:30	139.3	↓-2.8
2/18 08:40	136.3	↓-3.0
2/18 08:50	133.0	↓-3.3
2/18 09:00	129.5	↓-3.5
2/18 09:10	125.9	↓-3.6
2/18 09:20	122.1	↓-3.8
2/18 09:30	118.2	↓-3.9
2/18 09:40	114.2	↓-4.0
2/18 09:50	110.1	↓-4.1
2/18 10:00	106.0	↓-4.1
2/18 10:10	101.9	↓-4.1
2/18 10:20	97.9	↓-4.0
2/18 10:30	93.9	↓-4.0
2/18 10:40	90.0	↓-3.9
2/18 10:50	86.2	↓-3.8
2/18 11:00	82.6	↓-3.6
2/18 11:10	79.2	↓-3.4
2/18 11:20	76.0	↓-3.2
2/18 11:30	73.0	↓-3.0
2/18 11:40	70.2	↓-2.8
2/18 11:50	67.7	↓-2.5
2/18 12:00	65.6	↓-2.1
2/18 12:10	63.7	↓-1.9
2/18 12:20	62.2	↓-1.5
2/18 12:30	61.0	↓-1.2
2/18 12:40	60.1	↓-0.9
2/18 12:50	59.6	↓-0.5	干潮
2/18 13:00	59.5	↓-0.1	干潮
2/18 13:10	59.7	↑0.2
2/18 13:20	60.3	↑0.6
2/18 13:30	61.2	↑0.9
2/18 13:40	62.5	↑1.3
2/18 13:50	64.1	↑1.6
2/18 14:00	66.0	↑1.9
2/18 14:10	68.3	↑2.3
2/18 14:20	70.8	↑2.5
2/18 14:30	73.6	↑2.8
2/18 14:40	76.7	↑3.1
2/18 14:50	80.0	↑3.3
2/18 15:00	83.5	↑3.5
2/18 15:10	87.2	↑3.7
2/18 15:20	91.1	↑3.9
2/18 15:30	95.0	↑3.9
2/18 15:40	99.1	↑4.1
2/18 15:50	103.2	↑4.1
2/18 16:00	107.3	↑4.1
2/18 16:10	111.5	↑4.2
2/18 16:20	115.6	↑4.1
2/18 16:30	119.6	↑4.0
2/18 16:40	123.5	↑3.9
2/18 16:50	127.3	↑3.8
2/18 17:00	130.9	↑3.6
2/18 17:10	134.3	↑3.4
2/18 17:20	137.5	↑3.2
2/18 17:30	140.5	↑3.0
2/18 17:40	143.1	↑2.6
2/18 17:50	145.5	↑2.4
2/18 18:00	147.5	↑2.0
2/18 18:10	149.1	↑1.6
2/18 18:20	150.5	↑1.4
2/18 18:30	151.4	↑0.9
2/18 18:40	151.9	↑0.5	満潮
2/18 18:50	152.1	↑0.2	満潮
2/18 19:00	151.8	↓-0.3
2/18 19:10	151.2	↓-0.6
2/18 19:20	150.1	↓-1.1
2/18 19:30	148.6	↓-1.5
2/18 19:40	146.7	↓-1.9
2/18 19:50	144.4	↓-2.3
2/18 20:00	141.7	↓-2.7
2/18 20:10	138.7	↓-3.0
2/18 20:20	135.3	↓-3.4
2/18 20:30	131.6	↓-3.7
2/18 20:40	127.5	↓-4.1
2/18 20:50	123.2	↓-4.3
2/18 21:00	118.6	↓-4.6
2/18 21:10	113.8	↓-4.8
2/18 21:20	108.8	↓-5.0
2/18 21:30	103.6	↓-5.2
2/18 21:40	98.3	↓-5.3
2/18 21:50	92.9	↓-5.4
2/18 22:00	87.4	↓-5.5	最大潮位差
2/18 22:10	81.9	↓-5.5	最大潮位差
2/18 22:20	76.4	↓-5.5	最大潮位差
2/18 22:30	70.9	↓-5.5	最大潮位差
2/18 22:40	65.6	↓-5.3
2/18 22:50	60.3	↓-5.3
2/18 23:00	55.2	↓-5.1
2/18 23:10	50.3	↓-4.9
2/18 23:20	45.6	↓-4.7
2/18 23:30	41.2	↓-4.4
2/18 23:40	37.1	↓-4.1
2/18 23:50	33.3	↓-3.8