20 (月)	10:19	04:45	23:25	17:04
	338cm	80cm	327cm	2cm
中潮 出 05:45 入 18:52 出 07:21 入 22:22 潮干狩り ◎ 14:54～18:52

水俣／熊本（熊本）2026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	308.7	↓-7.7
4/20 00:10	300.3	↓-8.4
4/20 00:20	291.3	↓-9.0
4/20 00:30	281.7	↓-9.6
4/20 00:40	271.7	↓-10.0
4/20 00:50	261.3	↓-10.4
4/20 01:00	250.6	↓-10.7
4/20 01:10	239.7	↓-10.9
4/20 01:20	228.8	↓-10.9
4/20 01:30	217.8	↓-11.0
4/20 01:40	206.9	↓-10.9
4/20 01:50	196.1	↓-10.8
4/20 02:00	185.4	↓-10.7
4/20 02:10	175.0	↓-10.4
4/20 02:20	164.8	↓-10.2
4/20 02:30	155.0	↓-9.8
4/20 02:40	145.6	↓-9.4
4/20 02:50	136.5	↓-9.1
4/20 03:00	127.9	↓-8.6
4/20 03:10	119.8	↓-8.1
4/20 03:20	112.3	↓-7.5
4/20 03:30	105.4	↓-6.9
4/20 03:40	99.2	↓-6.2
4/20 03:50	93.7	↓-5.5
4/20 04:00	89.0	↓-4.7
4/20 04:10	85.1	↓-3.9
4/20 04:20	82.2	↓-2.9
4/20 04:30	80.2	↓-2.0
4/20 04:40	79.3	↓-0.9	干潮
4/20 04:50	79.4	↑0.1
4/20 05:00	80.6	↑1.2
4/20 05:10	82.9	↑2.3
4/20 05:20	86.3	↑3.4
4/20 05:30	90.9	↑4.6
4/20 05:40	96.5	↑5.6
4/20 05:50	103.2	↑6.7
4/20 06:00	110.9	↑7.7
4/20 06:10	119.5	↑8.6
4/20 06:20	128.9	↑9.4
4/20 06:30	139.2	↑10.3
4/20 06:40	150.0	↑10.8
4/20 06:50	161.4	↑11.4
4/20 07:00	173.2	↑11.8
4/20 07:10	185.4	↑12.2
4/20 07:20	197.6	↑12.2
4/20 07:30	210.0	↑12.4
4/20 07:40	222.3	↑12.3
4/20 07:50	234.4	↑12.1
4/20 08:00	246.2	↑11.8
4/20 08:10	257.6	↑11.4
4/20 08:20	268.6	↑11.0
4/20 08:30	278.9	↑10.3
4/20 08:40	288.7	↑9.8
4/20 08:50	297.7	↑9.0
4/20 09:00	305.9	↑8.2
4/20 09:10	313.3	↑7.4
4/20 09:20	319.8	↑6.5
4/20 09:30	325.4	↑5.6
4/20 09:40	329.9	↑4.5
4/20 09:50	333.5	↑3.6
4/20 10:00	336.0	↑2.5
4/20 10:10	337.4	↑1.4	満潮
4/20 10:20	337.8	↑0.4
4/20 10:30	337.0	↓-0.8
4/20 10:40	335.2	↓-1.8
4/20 10:50	332.2	↓-3.0
4/20 11:00	328.1	↓-4.1
4/20 11:10	323.0	↓-5.1
4/20 11:20	316.8	↓-6.2
4/20 11:30	309.6	↓-7.2
4/20 11:40	301.5	↓-8.1
4/20 11:50	292.5	↓-9.0
4/20 12:00	282.7	↓-9.8
4/20 12:10	272.2	↓-10.5
4/20 12:20	261.1	↓-11.1
4/20 12:30	249.4	↓-11.7
4/20 12:40	237.3	↓-12.1
4/20 12:50	224.8	↓-12.5
4/20 13:00	212.1	↓-12.7
4/20 13:10	199.2	↓-12.9
4/20 13:20	186.2	↓-13.0
4/20 13:30	173.3	↓-12.9
4/20 13:40	160.5	↓-12.8
4/20 13:50	147.9	↓-12.6
4/20 14:00	135.4	↓-12.5
4/20 14:10	123.3	↓-12.1
4/20 14:20	111.6	↓-11.7
4/20 14:30	100.2	↓-11.4
4/20 14:40	89.2	↓-11.0
4/20 14:50	78.7	↓-10.5
4/20 15:00	68.7	↓-10.0
4/20 15:10	59.2	↓-9.5
4/20 15:20	50.3	↓-8.9
4/20 15:30	42.0	↓-8.3
4/20 15:40	34.3	↓-7.7
4/20 15:50	27.3	↓-7.0
4/20 16:00	21.1	↓-6.2
4/20 16:10	15.6	↓-5.5
4/20 16:20	10.9	↓-4.7
4/20 16:30	7.1	↓-3.8
4/20 16:40	4.2	↓-2.9
4/20 16:50	2.4	↓-1.8
4/20 17:00	1.5	↓-0.9	干潮
4/20 17:10	1.7	↑0.2
4/20 17:20	3.0	↑1.3
4/20 17:30	5.4	↑2.4
4/20 17:40	8.9	↑3.5
4/20 17:50	13.6	↑4.7
4/20 18:00	19.4	↑5.8
4/20 18:10	26.2	↑6.8
4/20 18:20	34.1	↑7.9
4/20 18:30	42.9	↑8.8
4/20 18:40	52.7	↑9.8
4/20 18:50	63.3	↑10.6
4/20 19:00	74.6	↑11.3
4/20 19:10	86.5	↑11.9
4/20 19:20	99.0	↑12.5
4/20 19:30	111.9	↑12.9
4/20 19:40	125.1	↑13.2
4/20 19:50	138.6	↑13.5
4/20 20:00	152.1	↑13.5
4/20 20:10	165.7	↑13.6	最大潮位差
4/20 20:20	179.2	↑13.5
4/20 20:30	192.4	↑13.2
4/20 20:40	205.5	↑13.1
4/20 20:50	218.1	↑12.6
4/20 21:00	230.4	↑12.3
4/20 21:10	242.2	↑11.8
4/20 21:20	253.4	↑11.2
4/20 21:30	264.0	↑10.6
4/20 21:40	273.9	↑9.9
4/20 21:50	283.2	↑9.3
4/20 22:00	291.6	↑8.4
4/20 22:10	299.2	↑7.6
4/20 22:20	306.0	↑6.8
4/20 22:30	311.8	↑5.8
4/20 22:40	316.8	↑5.0
4/20 22:50	320.7	↑3.9
4/20 23:00	323.7	↑3.0
4/20 23:10	325.6	↑1.9
4/20 23:20	326.6	↑1.0	満潮
4/20 23:30	326.5	↓-0.1
4/20 23:40	325.4	↓-1.1
4/20 23:50	323.3	↓-2.1