20 (火)	08:10	02:15	20:45	14:30
	346cm	52cm	364cm	11cm
大潮 出 05:45 入 18:52 出 18:22 入 04:52 潮干狩り ◎ 12:40～16:16

大門／天草本渡（熊本）2027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	142.8	↓-12.1
4/20 00:10	131.2	↓-11.6
4/20 00:20	120.1	↓-11.1
4/20 00:30	109.5	↓-10.6
4/20 00:40	99.6	↓-9.9
4/20 00:50	90.5	↓-9.1
4/20 01:00	82.1	↓-8.4
4/20 01:10	74.6	↓-7.5
4/20 01:20	68.1	↓-6.5
4/20 01:30	62.6	↓-5.5
4/20 01:40	58.1	↓-4.5
4/20 01:50	54.7	↓-3.4
4/20 02:00	52.5	↓-2.2
4/20 02:10	51.4	↓-1.1	干潮
4/20 02:20	51.5	↑0.1
4/20 02:30	52.8	↑1.3
4/20 02:40	55.2	↑2.4
4/20 02:50	58.8	↑3.6
4/20 03:00	63.5	↑4.7
4/20 03:10	69.3	↑5.8
4/20 03:20	76.1	↑6.8
4/20 03:30	83.9	↑7.8
4/20 03:40	92.7	↑8.8
4/20 03:50	102.3	↑9.6
4/20 04:00	112.7	↑10.4
4/20 04:10	123.7	↑11.0
4/20 04:20	135.4	↑11.7
4/20 04:30	147.5	↑12.1
4/20 04:40	160.1	↑12.6
4/20 04:50	172.9	↑12.8
4/20 05:00	185.9	↑13.0
4/20 05:10	199.0	↑13.1
4/20 05:20	212.1	↑13.1
4/20 05:30	225.0	↑12.9
4/20 05:40	237.7	↑12.7
4/20 05:50	250.1	↑12.4
4/20 06:00	262.0	↑11.9
4/20 06:10	273.4	↑11.4
4/20 06:20	284.2	↑10.8
4/20 06:30	294.3	↑10.1
4/20 06:40	303.7	↑9.4
4/20 06:50	312.2	↑8.5
4/20 07:00	319.9	↑7.7
4/20 07:10	326.6	↑6.7
4/20 07:20	332.3	↑5.7
4/20 07:30	337.1	↑4.8
4/20 07:40	340.8	↑3.7
4/20 07:50	343.4	↑2.6
4/20 08:00	344.9	↑1.5	満潮
4/20 08:10	345.4	↑0.5	満潮
4/20 08:20	344.8	↓-0.6
4/20 08:30	343.1	↓-1.7
4/20 08:40	340.3	↓-2.8
4/20 08:50	336.5	↓-3.8
4/20 09:00	331.7	↓-4.8
4/20 09:10	325.9	↓-5.8
4/20 09:20	319.1	↓-6.8
4/20 09:30	311.4	↓-7.7
4/20 09:40	302.9	↓-8.5
4/20 09:50	293.5	↓-9.4
4/20 10:00	283.4	↓-10.1
4/20 10:10	272.6	↓-10.8
4/20 10:20	261.2	↓-11.4
4/20 10:30	249.1	↓-12.1
4/20 10:40	236.7	↓-12.4
4/20 10:50	223.7	↓-13.0
4/20 11:00	210.5	↓-13.2
4/20 11:10	197.0	↓-13.5
4/20 11:20	183.3	↓-13.7
4/20 11:30	169.6	↓-13.7
4/20 11:40	155.9	↓-13.7
4/20 11:50	142.3	↓-13.6
4/20 12:00	128.8	↓-13.5
4/20 12:10	115.7	↓-13.1
4/20 12:20	103.0	↓-12.7
4/20 12:30	90.7	↓-12.3
4/20 12:40	79.0	↓-11.7
4/20 12:50	68.0	↓-11.0
4/20 13:00	57.7	↓-10.3
4/20 13:10	48.3	↓-9.4
4/20 13:20	39.8	↓-8.5
4/20 13:30	32.2	↓-7.6
4/20 13:40	25.7	↓-6.5
4/20 13:50	20.4	↓-5.3
4/20 14:00	16.1	↓-4.3
4/20 14:10	13.1	↓-3.0
4/20 14:20	11.3	↓-1.8	干潮
4/20 14:30	10.8	↓-0.5	干潮
4/20 14:40	11.6	↑0.8
4/20 14:50	13.6	↑2.0
4/20 15:00	16.9	↑3.3
4/20 15:10	21.5	↑4.6
4/20 15:20	27.3	↑5.8
4/20 15:30	34.2	↑6.9
4/20 15:40	42.3	↑8.1
4/20 15:50	51.5	↑9.2
4/20 16:00	61.7	↑10.2
4/20 16:10	72.7	↑11.0
4/20 16:20	84.7	↑12.0
4/20 16:30	97.3	↑12.6
4/20 16:40	110.7	↑13.4
4/20 16:50	124.5	↑13.8
4/20 17:00	138.8	↑14.3
4/20 17:10	153.4	↑14.6
4/20 17:20	168.3	↑14.9
4/20 17:30	183.2	↑14.9
4/20 17:40	198.2	↑15.0	最大潮位差
4/20 17:50	213.0	↑14.8
4/20 18:00	227.6	↑14.6
4/20 18:10	241.8	↑14.2
4/20 18:20	255.7	↑13.9
4/20 18:30	269.0	↑13.3
4/20 18:40	281.7	↑12.7
4/20 18:50	293.6	↑11.9
4/20 19:00	304.9	↑11.3
4/20 19:10	315.3	↑10.4
4/20 19:20	324.8	↑9.5
4/20 19:30	333.3	↑8.5
4/20 19:40	340.8	↑7.5
4/20 19:50	347.3	↑6.5
4/20 20:00	352.8	↑5.5
4/20 20:10	357.1	↑4.3
4/20 20:20	360.4	↑3.3
4/20 20:30	362.5	↑2.1
4/20 20:40	363.5	↑1.0	満潮
4/20 20:50	363.5	0
4/20 21:00	362.3	↓-1.2
4/20 21:10	360.0	↓-2.3
4/20 21:20	356.7	↓-3.3
4/20 21:30	352.4	↓-4.3
4/20 21:40	347.1	↓-5.3
4/20 21:50	340.8	↓-6.3
4/20 22:00	333.6	↓-7.2
4/20 22:10	325.6	↓-8.0
4/20 22:20	316.8	↓-8.8
4/20 22:30	307.2	↓-9.6
4/20 22:40	297.0	↓-10.2
4/20 22:50	286.1	↓-10.9
4/20 23:00	274.7	↓-11.4
4/20 23:10	262.9	↓-11.8
4/20 23:20	250.6	↓-12.3
4/20 23:30	238.0	↓-12.6
4/20 23:40	225.3	↓-12.7
4/20 23:50	212.3	↓-13.0