20 (日)	00:39	06:21	11:55	18:48
	289cm	173cm	294cm	89cm
小潮 出 05:44 入 18:52 出 00:46 入 10:31

八代／熊本（熊本）2025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	283.7	↑2.5
4/20 00:10	285.6	↑1.9
4/20 00:20	287.0	↑1.4
4/20 00:30	287.8	↑0.8	満潮
4/20 00:40	288.0	↑0.2
4/20 00:50	287.6	↓-0.4
4/20 01:00	286.6	↓-1.0
4/20 01:10	285.1	↓-1.5
4/20 01:20	282.9	↓-2.2
4/20 01:30	280.3	↓-2.6
4/20 01:40	277.1	↓-3.2
4/20 01:50	273.4	↓-3.7
4/20 02:00	269.3	↓-4.1
4/20 02:10	264.8	↓-4.5
4/20 02:20	260.0	↓-4.8
4/20 02:30	254.9	↓-5.1
4/20 02:40	249.6	↓-5.3
4/20 02:50	244.2	↓-5.4
4/20 03:00	238.7	↓-5.5
4/20 03:10	233.2	↓-5.5
4/20 03:20	227.7	↓-5.5
4/20 03:30	222.4	↓-5.3
4/20 03:40	217.1	↓-5.3
4/20 03:50	212.1	↓-5.0
4/20 04:00	207.3	↓-4.8
4/20 04:10	202.7	↓-4.6
4/20 04:20	198.5	↓-4.2
4/20 04:30	194.5	↓-4.0
4/20 04:40	190.8	↓-3.7
4/20 04:50	187.4	↓-3.4
4/20 05:00	184.4	↓-3.0
4/20 05:10	181.7	↓-2.7
4/20 05:20	179.3	↓-2.4
4/20 05:30	177.3	↓-2.0
4/20 05:40	175.6	↓-1.7
4/20 05:50	174.2	↓-1.4
4/20 06:00	173.3	↓-0.9
4/20 06:10	172.7	↓-0.6
4/20 06:20	172.5	↓-0.2	干潮
4/20 06:30	172.7	↑0.2
4/20 06:40	173.4	↑0.7
4/20 06:50	174.5	↑1.1
4/20 07:00	176.0	↑1.5
4/20 07:10	178.1	↑2.1
4/20 07:20	180.6	↑2.5
4/20 07:30	183.6	↑3.0
4/20 07:40	187.0	↑3.4
4/20 07:50	190.9	↑3.9
4/20 08:00	195.2	↑4.3
4/20 08:10	199.9	↑4.7
4/20 08:20	205.0	↑5.1
4/20 08:30	210.3	↑5.3
4/20 08:40	215.9	↑5.6
4/20 08:50	221.7	↑5.8
4/20 09:00	227.5	↑5.8
4/20 09:10	233.5	↑6.0
4/20 09:20	239.4	↑5.9
4/20 09:30	245.2	↑5.8
4/20 09:40	250.9	↑5.7
4/20 09:50	256.4	↑5.5
4/20 10:00	261.7	↑5.3
4/20 10:10	266.7	↑5.0
4/20 10:20	271.3	↑4.6
4/20 10:30	275.5	↑4.2
4/20 10:40	279.4	↑3.9
4/20 10:50	282.8	↑3.4
4/20 11:00	285.8	↑3.0
4/20 11:10	288.3	↑2.5
4/20 11:20	290.3	↑2.0
4/20 11:30	291.8	↑1.5
4/20 11:40	292.8	↑1.0
4/20 11:50	293.2	↑0.4	満潮
4/20 12:00	293.2	0
4/20 12:10	292.5	↓-0.7
4/20 12:20	291.3	↓-1.2
4/20 12:30	289.6	↓-1.7
4/20 12:40	287.3	↓-2.3
4/20 12:50	284.4	↓-2.9
4/20 13:00	280.9	↓-3.5
4/20 13:10	276.9	↓-4.0
4/20 13:20	272.3	↓-4.6
4/20 13:30	267.2	↓-5.1
4/20 13:40	261.6	↓-5.6
4/20 13:50	255.5	↓-6.1
4/20 14:00	248.9	↓-6.6
4/20 14:10	242.0	↓-6.9
4/20 14:20	234.7	↓-7.3
4/20 14:30	227.1	↓-7.6
4/20 14:40	219.2	↓-7.9
4/20 14:50	211.2	↓-8.0
4/20 15:00	203.1	↓-8.1
4/20 15:10	194.9	↓-8.2	最大潮位差
4/20 15:20	186.8	↓-8.1
4/20 15:30	178.7	↓-8.1
4/20 15:40	170.7	↓-8.0
4/20 15:50	163.0	↓-7.7
4/20 16:00	155.5	↓-7.5
4/20 16:10	148.3	↓-7.2
4/20 16:20	141.4	↓-6.9
4/20 16:30	134.8	↓-6.6
4/20 16:40	128.6	↓-6.2
4/20 16:50	122.9	↓-5.7
4/20 17:00	117.5	↓-5.4
4/20 17:10	112.5	↓-5.0
4/20 17:20	108.0	↓-4.5
4/20 17:30	103.9	↓-4.1
4/20 17:40	100.3	↓-3.6
4/20 17:50	97.2	↓-3.1
4/20 18:00	94.5	↓-2.7
4/20 18:10	92.3	↓-2.2
4/20 18:20	90.6	↓-1.7
4/20 18:30	89.5	↓-1.1
4/20 18:40	88.8	↓-0.7	干潮
4/20 18:50	88.7	↓-0.1
4/20 19:00	89.2	↑0.5
4/20 19:10	90.2	↑1.0
4/20 19:20	91.8	↑1.6
4/20 19:30	94.0	↑2.2
4/20 19:40	96.8	↑2.8
4/20 19:50	100.1	↑3.3
4/20 20:00	104.0	↑3.9
4/20 20:10	108.4	↑4.4
4/20 20:20	113.2	↑4.8
4/20 20:30	118.6	↑5.4
4/20 20:40	124.4	↑5.8
4/20 20:50	130.5	↑6.1
4/20 21:00	137.0	↑6.5
4/20 21:10	143.7	↑6.7
4/20 21:20	150.6	↑6.9
4/20 21:30	157.7	↑7.1
4/20 21:40	164.9	↑7.2
4/20 21:50	172.1	↑7.2
4/20 22:00	179.3	↑7.2
4/20 22:10	186.5	↑7.2
4/20 22:20	193.5	↑7.0
4/20 22:30	200.4	↑6.9
4/20 22:40	207.1	↑6.7
4/20 22:50	213.6	↑6.5
4/20 23:00	219.9	↑6.3
4/20 23:10	225.9	↑6.0
4/20 23:20	231.6	↑5.7
4/20 23:30	237.0	↑5.4
4/20 23:40	242.1	↑5.1
4/20 23:50	246.8	↑4.7