20 (月)	05:48	11:59	17:53	-
	230cm	95cm	219cm	-
長潮 出 05:47 入 18:56 出 02:46 入 14:06

高後崎（長崎）2009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	81.1	↑2.0
4/20 00:10	83.6	↑2.5
4/20 00:20	86.5	↑2.9
4/20 00:30	89.9	↑3.4
4/20 00:40	93.6	↑3.7
4/20 00:50	97.6	↑4.0
4/20 01:00	102.0	↑4.4
4/20 01:10	106.8	↑4.8
4/20 01:20	111.8	↑5.0
4/20 01:30	117.1	↑5.3
4/20 01:40	122.6	↑5.5
4/20 01:50	128.3	↑5.7
4/20 02:00	134.2	↑5.9
4/20 02:10	140.2	↑6.0
4/20 02:20	146.2	↑6.0
4/20 02:30	152.4	↑6.2
4/20 02:40	158.5	↑6.1
4/20 02:50	164.6	↑6.1
4/20 03:00	170.6	↑6.0
4/20 03:10	176.5	↑5.9
4/20 03:20	182.3	↑5.8
4/20 03:30	187.9	↑5.6
4/20 03:40	193.2	↑5.3
4/20 03:50	198.3	↑5.1
4/20 04:00	203.1	↑4.8
4/20 04:10	207.6	↑4.5
4/20 04:20	211.8	↑4.2
4/20 04:30	215.5	↑3.7
4/20 04:40	218.9	↑3.4
4/20 04:50	221.8	↑2.9
4/20 05:00	224.3	↑2.5
4/20 05:10	226.3	↑2.0
4/20 05:20	227.9	↑1.6
4/20 05:30	229.0	↑1.1
4/20 05:40	229.6	↑0.6	満潮
4/20 05:50	229.7	↑0.1
4/20 06:00	229.3	↓-0.4
4/20 06:10	228.4	↓-0.9
4/20 06:20	227.0	↓-1.4
4/20 06:30	225.2	↓-1.8
4/20 06:40	222.9	↓-2.3
4/20 06:50	220.2	↓-2.7
4/20 07:00	217.1	↓-3.1
4/20 07:10	213.6	↓-3.5
4/20 07:20	209.7	↓-3.9
4/20 07:30	205.4	↓-4.3
4/20 07:40	200.9	↓-4.5
4/20 07:50	196.0	↓-4.9
4/20 08:00	190.9	↓-5.1
4/20 08:10	185.6	↓-5.3
4/20 08:20	180.2	↓-5.4
4/20 08:30	174.6	↓-5.6
4/20 08:40	168.9	↓-5.7
4/20 08:50	163.2	↓-5.7
4/20 09:00	157.4	↓-5.8
4/20 09:10	151.7	↓-5.7
4/20 09:20	146.1	↓-5.6
4/20 09:30	140.6	↓-5.5
4/20 09:40	135.2	↓-5.4
4/20 09:50	130.0	↓-5.2
4/20 10:00	125.1	↓-4.9
4/20 10:10	120.4	↓-4.7
4/20 10:20	116.0	↓-4.4
4/20 10:30	112.0	↓-4.0
4/20 10:40	108.3	↓-3.7
4/20 10:50	104.9	↓-3.4
4/20 11:00	102.0	↓-2.9
4/20 11:10	99.6	↓-2.4
4/20 11:20	97.5	↓-2.1
4/20 11:30	96.0	↓-1.5
4/20 11:40	94.9	↓-1.1
4/20 11:50	94.2	↓-0.7	干潮
4/20 12:00	94.1	↓-0.1
4/20 12:10	94.4	↑0.3
4/20 12:20	95.3	↑0.9
4/20 12:30	96.6	↑1.3
4/20 12:40	98.3	↑1.7
4/20 12:50	100.5	↑2.2
4/20 13:00	103.2	↑2.7
4/20 13:10	106.3	↑3.1
4/20 13:20	109.7	↑3.4
4/20 13:30	113.5	↑3.8
4/20 13:40	117.7	↑4.2
4/20 13:50	122.1	↑4.4
4/20 14:00	126.8	↑4.7
4/20 14:10	131.8	↑5.0
4/20 14:20	136.9	↑5.1
4/20 14:30	142.2	↑5.3
4/20 14:40	147.6	↑5.4
4/20 14:50	153.1	↑5.5
4/20 15:00	158.6	↑5.5
4/20 15:10	164.1	↑5.5
4/20 15:20	169.5	↑5.4
4/20 15:30	174.9	↑5.4
4/20 15:40	180.1	↑5.2
4/20 15:50	185.1	↑5.0
4/20 16:00	189.9	↑4.8
4/20 16:10	194.4	↑4.5
4/20 16:20	198.7	↑4.3
4/20 16:30	202.6	↑3.9
4/20 16:40	206.1	↑3.5
4/20 16:50	209.3	↑3.2
4/20 17:00	212.0	↑2.7
4/20 17:10	214.3	↑2.3
4/20 17:20	216.1	↑1.8
4/20 17:30	217.5	↑1.4
4/20 17:40	218.3	↑0.8
4/20 17:50	218.7	↑0.4	満潮
4/20 18:00	218.5	↓-0.2
4/20 18:10	217.8	↓-0.7
4/20 18:20	216.6	↓-1.2
4/20 18:30	214.9	↓-1.7
4/20 18:40	212.6	↓-2.3
4/20 18:50	209.9	↓-2.7
4/20 19:00	206.7	↓-3.2
4/20 19:10	203.1	↓-3.6
4/20 19:20	199.0	↓-4.1
4/20 19:30	194.5	↓-4.5
4/20 19:40	189.7	↓-4.8
4/20 19:50	184.5	↓-5.2
4/20 20:00	179.0	↓-5.5
4/20 20:10	173.2	↓-5.8
4/20 20:20	167.2	↓-6.0
4/20 20:30	161.0	↓-6.2
4/20 20:40	154.7	↓-6.3
4/20 20:50	148.3	↓-6.4
4/20 21:00	141.8	↓-6.5	最大潮位差
4/20 21:10	135.3	↓-6.5	最大潮位差
4/20 21:20	128.8	↓-6.5	最大潮位差
4/20 21:30	122.4	↓-6.4
4/20 21:40	116.2	↓-6.2
4/20 21:50	110.1	↓-6.1
4/20 22:00	104.3	↓-5.8
4/20 22:10	98.7	↓-5.6
4/20 22:20	93.5	↓-5.2
4/20 22:30	88.5	↓-5.0
4/20 22:40	84.0	↓-4.5
4/20 22:50	79.9	↓-4.1
4/20 23:00	76.2	↓-3.7
4/20 23:10	73.0	↓-3.2
4/20 23:20	70.4	↓-2.6
4/20 23:30	68.2	↓-2.2
4/20 23:40	66.6	↓-1.6
4/20 23:50	65.6	↓-1.0