20 (木)	05:58	12:09	18:08	-
	235cm	85cm	227cm	-
若潮 出 05:46 入 18:57 出 03:07 入 14:51

高後崎（長崎）2028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	75.6	↑1.4
4/20 00:10	77.5	↑1.9
4/20 00:20	79.8	↑2.3
4/20 00:30	82.7	↑2.9
4/20 00:40	85.9	↑3.2
4/20 00:50	89.6	↑3.7
4/20 01:00	93.8	↑4.2
4/20 01:10	98.3	↑4.5
4/20 01:20	103.1	↑4.8
4/20 01:30	108.3	↑5.2
4/20 01:40	113.8	↑5.5
4/20 01:50	119.6	↑5.8
4/20 02:00	125.6	↑6.0
4/20 02:10	131.8	↑6.2
4/20 02:20	138.1	↑6.3
4/20 02:30	144.5	↑6.4
4/20 02:40	151.0	↑6.5
4/20 02:50	157.5	↑6.5
4/20 03:00	164.0	↑6.5
4/20 03:10	170.4	↑6.4
4/20 03:20	176.7	↑6.3
4/20 03:30	182.9	↑6.2
4/20 03:40	188.9	↑6.0
4/20 03:50	194.6	↑5.7
4/20 04:00	200.1	↑5.5
4/20 04:10	205.3	↑5.2
4/20 04:20	210.1	↑4.8
4/20 04:30	214.6	↑4.5
4/20 04:40	218.6	↑4.0
4/20 04:50	222.3	↑3.7
4/20 05:00	225.5	↑3.2
4/20 05:10	228.2	↑2.7
4/20 05:20	230.4	↑2.2
4/20 05:30	232.1	↑1.7
4/20 05:40	233.2	↑1.1
4/20 05:50	233.9	↑0.7	満潮
4/20 06:00	234.0	↑0.1
4/20 06:10	233.6	↓-0.4
4/20 06:20	232.6	↓-1.0
4/20 06:30	231.2	↓-1.4
4/20 06:40	229.2	↓-2.0
4/20 06:50	226.7	↓-2.5
4/20 07:00	223.8	↓-2.9
4/20 07:10	220.3	↓-3.5
4/20 07:20	216.5	↓-3.8
4/20 07:30	212.2	↓-4.3
4/20 07:40	207.6	↓-4.6
4/20 07:50	202.6	↓-5.0
4/20 08:00	197.3	↓-5.3
4/20 08:10	191.7	↓-5.6
4/20 08:20	186.0	↓-5.7
4/20 08:30	180.0	↓-6.0
4/20 08:40	173.8	↓-6.2
4/20 08:50	167.6	↓-6.2
4/20 09:00	161.3	↓-6.3
4/20 09:10	155.0	↓-6.3
4/20 09:20	148.7	↓-6.3
4/20 09:30	142.6	↓-6.1
4/20 09:40	136.5	↓-6.1
4/20 09:50	130.6	↓-5.9
4/20 10:00	124.9	↓-5.7
4/20 10:10	119.4	↓-5.5
4/20 10:20	114.2	↓-5.2
4/20 10:30	109.4	↓-4.8
4/20 10:40	104.9	↓-4.5
4/20 10:50	100.8	↓-4.1
4/20 11:00	97.1	↓-3.7
4/20 11:10	93.9	↓-3.2
4/20 11:20	91.1	↓-2.8
4/20 11:30	88.9	↓-2.2
4/20 11:40	87.1	↓-1.8
4/20 11:50	85.9	↓-1.2
4/20 12:00	85.2	↓-0.7	干潮
4/20 12:10	85.0	↓-0.2
4/20 12:20	85.3	↑0.3
4/20 12:30	86.2	↑0.9
4/20 12:40	87.6	↑1.4
4/20 12:50	89.5	↑1.9
4/20 13:00	92.0	↑2.5
4/20 13:10	94.9	↑2.9
4/20 13:20	98.2	↑3.3
4/20 13:30	102.0	↑3.8
4/20 13:40	106.2	↑4.2
4/20 13:50	110.8	↑4.6
4/20 14:00	115.7	↑4.9
4/20 14:10	121.0	↑5.3
4/20 14:20	126.5	↑5.5
4/20 14:30	132.2	↑5.7
4/20 14:40	138.1	↑5.9
4/20 14:50	144.1	↑6.0
4/20 15:00	150.2	↑6.1
4/20 15:10	156.4	↑6.2
4/20 15:20	162.5	↑6.1
4/20 15:30	168.7	↑6.2
4/20 15:40	174.7	↑6.0
4/20 15:50	180.5	↑5.8
4/20 16:00	186.2	↑5.7
4/20 16:10	191.7	↑5.5
4/20 16:20	196.9	↑5.2
4/20 16:30	201.7	↑4.8
4/20 16:40	206.3	↑4.6
4/20 16:50	210.4	↑4.1
4/20 17:00	214.1	↑3.7
4/20 17:10	217.3	↑3.2
4/20 17:20	220.1	↑2.8
4/20 17:30	222.4	↑2.3
4/20 17:40	224.2	↑1.8
4/20 17:50	225.4	↑1.2
4/20 18:00	226.0	↑0.6	満潮
4/20 18:10	226.1	↑0.1
4/20 18:20	225.7	↓-0.4
4/20 18:30	224.7	↓-1.0
4/20 18:40	223.1	↓-1.6
4/20 18:50	221.0	↓-2.1
4/20 19:00	218.3	↓-2.7
4/20 19:10	215.1	↓-3.2
4/20 19:20	211.4	↓-3.7
4/20 19:30	207.3	↓-4.1
4/20 19:40	202.7	↓-4.6
4/20 19:50	197.6	↓-5.1
4/20 20:00	192.2	↓-5.4
4/20 20:10	186.5	↓-5.7
4/20 20:20	180.4	↓-6.1
4/20 20:30	174.1	↓-6.3
4/20 20:40	167.6	↓-6.5
4/20 20:50	160.9	↓-6.7
4/20 21:00	154.0	↓-6.9	最大潮位差
4/20 21:10	147.1	↓-6.9	最大潮位差
4/20 21:20	140.2	↓-6.9	最大潮位差
4/20 21:30	133.3	↓-6.9	最大潮位差
4/20 21:40	126.4	↓-6.9	最大潮位差
4/20 21:50	119.7	↓-6.7
4/20 22:00	113.2	↓-6.5
4/20 22:10	106.9	↓-6.3
4/20 22:20	100.8	↓-6.1
4/20 22:30	95.1	↓-5.7
4/20 22:40	89.7	↓-5.4
4/20 22:50	84.8	↓-4.9
4/20 23:00	80.3	↓-4.5
4/20 23:10	76.2	↓-4.1
4/20 23:20	72.6	↓-3.6
4/20 23:30	69.6	↓-3.0
4/20 23:40	67.2	↓-2.4
4/20 23:50	65.3	↓-1.9