20 (木)	06:11	12:27	18:26	-
	243cm	91cm	232cm	-
若潮 出 05:35 入 18:47 出 02:57 入 14:40

上の関（山口）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	86.0	↑0.7
4/20 00:10	87.2	↑1.2
4/20 00:20	88.9	↑1.7
4/20 00:30	91.0	↑2.1
4/20 00:40	93.6	↑2.6
4/20 00:50	96.7	↑3.1
4/20 01:00	100.1	↑3.4
4/20 01:10	104.0	↑3.9
4/20 01:20	108.3	↑4.3
4/20 01:30	112.9	↑4.6
4/20 01:40	117.9	↑5.0
4/20 01:50	123.2	↑5.3
4/20 02:00	128.7	↑5.5
4/20 02:10	134.5	↑5.8
4/20 02:20	140.4	↑5.9
4/20 02:30	146.6	↑6.2
4/20 02:40	152.8	↑6.2
4/20 02:50	159.2	↑6.4
4/20 03:00	165.6	↑6.4
4/20 03:10	171.9	↑6.3
4/20 03:20	178.3	↑6.4
4/20 03:30	184.5	↑6.2
4/20 03:40	190.6	↑6.1
4/20 03:50	196.6	↑6.0
4/20 04:00	202.3	↑5.7
4/20 04:10	207.8	↑5.5
4/20 04:20	213.0	↑5.2
4/20 04:30	217.9	↑4.9
4/20 04:40	222.4	↑4.5
4/20 04:50	226.5	↑4.1
4/20 05:00	230.3	↑3.8
4/20 05:10	233.5	↑3.2
4/20 05:20	236.4	↑2.9
4/20 05:30	238.7	↑2.3
4/20 05:40	240.6	↑1.9
4/20 05:50	241.9	↑1.3
4/20 06:00	242.7	↑0.8
4/20 06:10	243.0	↑0.3	満潮
4/20 06:20	242.7	↓-0.3
4/20 06:30	242.0	↓-0.7
4/20 06:40	240.7	↓-1.3
4/20 06:50	238.9	↓-1.8
4/20 07:00	236.6	↓-2.3
4/20 07:10	233.8	↓-2.8
4/20 07:20	230.5	↓-3.3
4/20 07:30	226.8	↓-3.7
4/20 07:40	222.7	↓-4.1
4/20 07:50	218.1	↓-4.6
4/20 08:00	213.3	↓-4.8
4/20 08:10	208.1	↓-5.2
4/20 08:20	202.6	↓-5.5
4/20 08:30	196.8	↓-5.8
4/20 08:40	190.9	↓-5.9
4/20 08:50	184.8	↓-6.1
4/20 09:00	178.5	↓-6.3
4/20 09:10	172.2	↓-6.3
4/20 09:20	165.8	↓-6.4
4/20 09:30	159.4	↓-6.4
4/20 09:40	153.1	↓-6.3
4/20 09:50	146.9	↓-6.2
4/20 10:00	140.8	↓-6.1
4/20 10:10	134.9	↓-5.9
4/20 10:20	129.3	↓-5.6
4/20 10:30	123.9	↓-5.4
4/20 10:40	118.8	↓-5.1
4/20 10:50	114.0	↓-4.8
4/20 11:00	109.6	↓-4.4
4/20 11:10	105.6	↓-4.0
4/20 11:20	102.0	↓-3.6
4/20 11:30	98.9	↓-3.1
4/20 11:40	96.3	↓-2.6
4/20 11:50	94.2	↓-2.1
4/20 12:00	92.6	↓-1.6
4/20 12:10	91.5	↓-1.1
4/20 12:20	90.9	↓-0.6	干潮
4/20 12:30	90.9	0
4/20 12:40	91.4	↑0.5
4/20 12:50	92.4	↑1.0
4/20 13:00	93.9	↑1.5
4/20 13:10	96.0	↑2.1
4/20 13:20	98.6	↑2.6
4/20 13:30	101.6	↑3.0
4/20 13:40	105.0	↑3.4
4/20 13:50	108.9	↑3.9
4/20 14:00	113.2	↑4.3
4/20 14:10	117.9	↑4.7
4/20 14:20	122.9	↑5.0
4/20 14:30	128.2	↑5.3
4/20 14:40	133.7	↑5.5
4/20 14:50	139.4	↑5.7
4/20 15:00	145.4	↑6.0
4/20 15:10	151.4	↑6.0
4/20 15:20	157.5	↑6.1
4/20 15:30	163.6	↑6.1
4/20 15:40	169.8	↑6.2
4/20 15:50	175.8	↑6.0
4/20 16:00	181.8	↑6.0
4/20 16:10	187.6	↑5.8
4/20 16:20	193.2	↑5.6
4/20 16:30	198.6	↑5.4
4/20 16:40	203.7	↑5.1
4/20 16:50	208.5	↑4.8
4/20 17:00	212.9	↑4.4
4/20 17:10	216.9	↑4.0
4/20 17:20	220.5	↑3.6
4/20 17:30	223.6	↑3.1
4/20 17:40	226.3	↑2.7
4/20 17:50	228.5	↑2.2
4/20 18:00	230.1	↑1.6
4/20 18:10	231.2	↑1.1
4/20 18:20	231.8	↑0.6	満潮
4/20 18:30	231.8	0
4/20 18:40	231.3	↓-0.5
4/20 18:50	230.2	↓-1.1
4/20 19:00	228.5	↓-1.7
4/20 19:10	226.4	↓-2.1
4/20 19:20	223.7	↓-2.7
4/20 19:30	220.5	↓-3.2
4/20 19:40	216.8	↓-3.7
4/20 19:50	212.6	↓-4.2
4/20 20:00	208.1	↓-4.5
4/20 20:10	203.1	↓-5.0
4/20 20:20	197.8	↓-5.3
4/20 20:30	192.1	↓-5.7
4/20 20:40	186.1	↓-6.0
4/20 20:50	179.9	↓-6.2
4/20 21:00	173.5	↓-6.4
4/20 21:10	167.0	↓-6.5
4/20 21:20	160.3	↓-6.7	最大潮位差
4/20 21:30	153.6	↓-6.7	最大潮位差
4/20 21:40	146.9	↓-6.7	最大潮位差
4/20 21:50	140.2	↓-6.7	最大潮位差
4/20 22:00	133.6	↓-6.6
4/20 22:10	127.2	↓-6.4
4/20 22:20	120.9	↓-6.3
4/20 22:30	114.9	↓-6.0
4/20 22:40	109.2	↓-5.7
4/20 22:50	103.8	↓-5.4
4/20 23:00	98.7	↓-5.1
4/20 23:10	94.0	↓-4.7
4/20 23:20	89.8	↓-4.2
4/20 23:30	86.1	↓-3.7
4/20 23:40	82.9	↓-3.2
4/20 23:50	80.2	↓-2.7