20 (木)	08:48	02:16	21:10	15:13
	261cm	96cm	242cm	85cm
若潮 出 05:28 入 18:42 出 02:51 入 14:34

坂出（香川）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	129.7	↓-4.7
4/20 00:10	125.2	↓-4.5
4/20 00:20	121.0	↓-4.2
4/20 00:30	117.0	↓-4.0
4/20 00:40	113.3	↓-3.7
4/20 00:50	110.0	↓-3.3
4/20 01:00	106.9	↓-3.1
4/20 01:10	104.2	↓-2.7
4/20 01:20	101.8	↓-2.4
4/20 01:30	99.8	↓-2.0
4/20 01:40	98.1	↓-1.7
4/20 01:50	96.8	↓-1.3
4/20 02:00	95.9	↓-0.9
4/20 02:10	95.4	↓-0.5	干潮
4/20 02:20	95.4	0
4/20 02:30	95.9	↑0.5
4/20 02:40	96.8	↑0.9
4/20 02:50	98.2	↑1.4
4/20 03:00	100.2	↑2.0
4/20 03:10	102.7	↑2.5
4/20 03:20	105.7	↑3.0
4/20 03:30	109.2	↑3.5
4/20 03:40	113.2	↑4.0
4/20 03:50	117.7	↑4.5
4/20 04:00	122.7	↑5.0
4/20 04:10	128.1	↑5.4
4/20 04:20	133.8	↑5.7
4/20 04:30	139.9	↑6.1
4/20 04:40	146.2	↑6.3
4/20 04:50	152.7	↑6.5
4/20 05:00	159.4	↑6.7
4/20 05:10	166.1	↑6.7
4/20 05:20	172.9	↑6.8
4/20 05:30	179.6	↑6.7
4/20 05:40	186.3	↑6.7
4/20 05:50	192.9	↑6.6
4/20 06:00	199.3	↑6.4
4/20 06:10	205.5	↑6.2
4/20 06:20	211.5	↑6.0
4/20 06:30	217.2	↑5.7
4/20 06:40	222.7	↑5.5
4/20 06:50	227.9	↑5.2
4/20 07:00	232.7	↑4.8
4/20 07:10	237.3	↑4.6
4/20 07:20	241.5	↑4.2
4/20 07:30	245.4	↑3.9
4/20 07:40	248.9	↑3.5
4/20 07:50	252.0	↑3.1
4/20 08:00	254.7	↑2.7
4/20 08:10	256.9	↑2.2
4/20 08:20	258.7	↑1.8
4/20 08:30	259.9	↑1.2
4/20 08:40	260.6	↑0.7	満潮
4/20 08:50	260.8	↑0.2
4/20 09:00	260.3	↓-0.5
4/20 09:10	259.3	↓-1.0
4/20 09:20	257.6	↓-1.7
4/20 09:30	255.3	↓-2.3
4/20 09:40	252.4	↓-2.9
4/20 09:50	248.9	↓-3.5
4/20 10:00	244.8	↓-4.1
4/20 10:10	240.2	↓-4.6
4/20 10:20	235.1	↓-5.1
4/20 10:30	229.5	↓-5.6
4/20 10:40	223.5	↓-6.0
4/20 10:50	217.2	↓-6.3
4/20 11:00	210.6	↓-6.6
4/20 11:10	203.8	↓-6.8
4/20 11:20	196.8	↓-7.0
4/20 11:30	189.8	↓-7.0
4/20 11:40	182.6	↓-7.2	最大潮位差
4/20 11:50	175.5	↓-7.1
4/20 12:00	168.5	↓-7.0
4/20 12:10	161.5	↓-7.0
4/20 12:20	154.7	↓-6.8
4/20 12:30	148.1	↓-6.6
4/20 12:40	141.6	↓-6.5
4/20 12:50	135.4	↓-6.2
4/20 13:00	129.4	↓-6.0
4/20 13:10	123.6	↓-5.8
4/20 13:20	118.2	↓-5.4
4/20 13:30	113.0	↓-5.2
4/20 13:40	108.1	↓-4.9
4/20 13:50	103.6	↓-4.5
4/20 14:00	99.5	↓-4.1
4/20 14:10	95.8	↓-3.7
4/20 14:20	92.5	↓-3.3
4/20 14:30	89.7	↓-2.8
4/20 14:40	87.4	↓-2.3
4/20 14:50	85.7	↓-1.7
4/20 15:00	84.7	↓-1.0
4/20 15:10	84.2	↓-0.5	干潮
4/20 15:20	84.4	↑0.2
4/20 15:30	85.2	↑0.8
4/20 15:40	86.8	↑1.6
4/20 15:50	89.0	↑2.2
4/20 16:00	91.9	↑2.9
4/20 16:10	95.4	↑3.5
4/20 16:20	99.6	↑4.2
4/20 16:30	104.3	↑4.7
4/20 16:40	109.5	↑5.2
4/20 16:50	115.2	↑5.7
4/20 17:00	121.3	↑6.1
4/20 17:10	127.6	↑6.3
4/20 17:20	134.3	↑6.7
4/20 17:30	141.1	↑6.8
4/20 17:40	148.0	↑6.9
4/20 17:50	154.9	↑6.9
4/20 18:00	161.8	↑6.9
4/20 18:10	168.6	↑6.8
4/20 18:20	175.3	↑6.7
4/20 18:30	181.9	↑6.6
4/20 18:40	188.2	↑6.3
4/20 18:50	194.3	↑6.1
4/20 19:00	200.1	↑5.8
4/20 19:10	205.7	↑5.6
4/20 19:20	210.9	↑5.2
4/20 19:30	215.8	↑4.9
4/20 19:40	220.4	↑4.6
4/20 19:50	224.6	↑4.2
4/20 20:00	228.4	↑3.8
4/20 20:10	231.8	↑3.4
4/20 20:20	234.7	↑2.9
4/20 20:30	237.2	↑2.5
4/20 20:40	239.2	↑2.0
4/20 20:50	240.6	↑1.4
4/20 21:00	241.5	↑0.9	満潮
4/20 21:10	241.7	↑0.2	満潮
4/20 21:20	241.3	↓-0.4
4/20 21:30	240.3	↓-1.0
4/20 21:40	238.7	↓-1.6
4/20 21:50	236.4	↓-2.3
4/20 22:00	233.4	↓-3.0
4/20 22:10	229.9	↓-3.5
4/20 22:20	225.8	↓-4.1
4/20 22:30	221.1	↓-4.7
4/20 22:40	215.9	↓-5.2
4/20 22:50	210.4	↓-5.5
4/20 23:00	204.4	↓-6.0
4/20 23:10	198.2	↓-6.2
4/20 23:20	191.8	↓-6.4
4/20 23:30	185.2	↓-6.6
4/20 23:40	178.5	↓-6.7
4/20 23:50	171.8	↓-6.7