20 (日)	07:28	00:45	18:54	13:09
	211cm	32cm	220cm	97cm
中潮 出 07:01 入 18:12 出 04:58 入 15:06

黒子島（長崎）2039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	37.2	↓-2.5
2/20 00:10	35.1	↓-2.1
2/20 00:20	33.5	↓-1.6
2/20 00:30	32.5	↓-1.0
2/20 00:40	32.0	↓-0.5	干潮
2/20 00:50	32.1	↑0.1
2/20 01:00	32.7	↑0.6
2/20 01:10	33.8	↑1.1
2/20 01:20	35.5	↑1.7
2/20 01:30	37.7	↑2.2
2/20 01:40	40.4	↑2.7
2/20 01:50	43.6	↑3.2
2/20 02:00	47.3	↑3.7
2/20 02:10	51.5	↑4.2
2/20 02:20	56.1	↑4.6
2/20 02:30	61.1	↑5.0
2/20 02:40	66.4	↑5.3
2/20 02:50	72.1	↑5.7
2/20 03:00	78.1	↑6.0
2/20 03:10	84.4	↑6.3
2/20 03:20	90.9	↑6.5
2/20 03:30	97.6	↑6.7
2/20 03:40	104.4	↑6.8
2/20 03:50	111.3	↑6.9
2/20 04:00	118.3	↑7.0
2/20 04:10	125.3	↑7.0
2/20 04:20	132.2	↑6.9
2/20 04:30	139.1	↑6.9
2/20 04:40	145.9	↑6.8
2/20 04:50	152.5	↑6.6
2/20 05:00	158.9	↑6.4
2/20 05:10	165.1	↑6.2
2/20 05:20	171.0	↑5.9
2/20 05:30	176.6	↑5.6
2/20 05:40	181.9	↑5.3
2/20 05:50	186.7	↑4.8
2/20 06:00	191.2	↑4.5
2/20 06:10	195.2	↑4.0
2/20 06:20	198.8	↑3.6
2/20 06:30	201.9	↑3.1
2/20 06:40	204.6	↑2.7
2/20 06:50	206.7	↑2.1
2/20 07:00	208.3	↑1.6
2/20 07:10	209.4	↑1.1
2/20 07:20	210.0	↑0.6	満潮
2/20 07:30	210.1	↑0.1
2/20 07:40	209.7	↓-0.4
2/20 07:50	208.8	↓-0.9
2/20 08:00	207.4	↓-1.4
2/20 08:10	205.6	↓-1.8
2/20 08:20	203.3	↓-2.3
2/20 08:30	200.5	↓-2.8
2/20 08:40	197.4	↓-3.1
2/20 08:50	193.9	↓-3.5
2/20 09:00	190.1	↓-3.8
2/20 09:10	185.9	↓-4.2
2/20 09:20	181.5	↓-4.4
2/20 09:30	176.9	↓-4.6
2/20 09:40	172.1	↓-4.8
2/20 09:50	167.1	↓-5.0
2/20 10:00	162.0	↓-5.1
2/20 10:10	156.9	↓-5.1
2/20 10:20	151.7	↓-5.2
2/20 10:30	146.5	↓-5.2
2/20 10:40	141.4	↓-5.1
2/20 10:50	136.4	↓-5.0
2/20 11:00	131.6	↓-4.8
2/20 11:10	126.9	↓-4.7
2/20 11:20	122.4	↓-4.5
2/20 11:30	118.2	↓-4.2
2/20 11:40	114.3	↓-3.9
2/20 11:50	110.8	↓-3.5
2/20 12:00	107.5	↓-3.3
2/20 12:10	104.7	↓-2.8
2/20 12:20	102.3	↓-2.4
2/20 12:30	100.3	↓-2.0
2/20 12:40	98.7	↓-1.6
2/20 12:50	97.6	↓-1.1
2/20 13:00	96.9	↓-0.7	干潮
2/20 13:10	96.8	↓-0.1
2/20 13:20	97.1	↑0.3
2/20 13:30	97.9	↑0.8
2/20 13:40	99.1	↑1.2
2/20 13:50	100.9	↑1.8
2/20 14:00	103.1	↑2.2
2/20 14:10	105.7	↑2.6
2/20 14:20	108.7	↑3.0
2/20 14:30	112.1	↑3.4
2/20 14:40	115.9	↑3.8
2/20 14:50	120.1	↑4.2
2/20 15:00	124.5	↑4.4
2/20 15:10	129.3	↑4.8
2/20 15:20	134.2	↑4.9
2/20 15:30	139.4	↑5.2
2/20 15:40	144.7	↑5.3
2/20 15:50	150.2	↑5.5
2/20 16:00	155.7	↑5.5
2/20 16:10	161.2	↑5.5
2/20 16:20	166.8	↑5.6
2/20 16:30	172.2	↑5.4
2/20 16:40	177.6	↑5.4
2/20 16:50	182.8	↑5.2
2/20 17:00	187.8	↑5.0
2/20 17:10	192.6	↑4.8
2/20 17:20	197.1	↑4.5
2/20 17:30	201.3	↑4.2
2/20 17:40	205.1	↑3.8
2/20 17:50	208.5	↑3.4
2/20 18:00	211.5	↑3.0
2/20 18:10	214.0	↑2.5
2/20 18:20	216.0	↑2.0
2/20 18:30	217.6	↑1.6
2/20 18:40	218.6	↑1.0
2/20 18:50	219.0	↑0.4	満潮
2/20 19:00	218.9	↓-0.1
2/20 19:10	218.2	↓-0.7
2/20 19:20	217.0	↓-1.2
2/20 19:30	215.1	↓-1.9
2/20 19:40	212.7	↓-2.4
2/20 19:50	209.8	↓-2.9
2/20 20:00	206.2	↓-3.6
2/20 20:10	202.2	↓-4.0
2/20 20:20	197.6	↓-4.6
2/20 20:30	192.5	↓-5.1
2/20 20:40	186.9	↓-5.6
2/20 20:50	180.9	↓-6.0
2/20 21:00	174.5	↓-6.4
2/20 21:10	167.7	↓-6.8
2/20 21:20	160.6	↓-7.1
2/20 21:30	153.2	↓-7.4
2/20 21:40	145.6	↓-7.6
2/20 21:50	137.7	↓-7.9
2/20 22:00	129.8	↓-7.9
2/20 22:10	121.7	↓-8.1
2/20 22:20	113.6	↓-8.1
2/20 22:30	105.4	↓-8.2	最大潮位差
2/20 22:40	97.4	↓-8.0
2/20 22:50	89.4	↓-8.0
2/20 23:00	81.6	↓-7.8
2/20 23:10	74.0	↓-7.6
2/20 23:20	66.7	↓-7.3
2/20 23:30	59.7	↓-7.0
2/20 23:40	53.0	↓-6.7
2/20 23:50	46.8	↓-6.2