20 (月)	10:04	04:30	23:07	16:41
	329cm	94cm	337cm	8cm
中潮 出 05:45 入 18:53 出 07:21 入 22:23 潮干狩り ◎ 14:40～18:36

大門／天草本渡（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	312.5	↓-7.8
4/20 00:10	304.0	↓-8.5
4/20 00:20	294.9	↓-9.1
4/20 00:30	285.4	↓-9.5
4/20 00:40	275.4	↓-10.0
4/20 00:50	265.1	↓-10.3
4/20 01:00	254.5	↓-10.6
4/20 01:10	243.7	↓-10.8
4/20 01:20	232.7	↓-11.0
4/20 01:30	221.6	↓-11.1
4/20 01:40	210.6	↓-11.0
4/20 01:50	199.6	↓-11.0
4/20 02:00	188.7	↓-10.9
4/20 02:10	178.1	↓-10.6
4/20 02:20	167.8	↓-10.3
4/20 02:30	157.9	↓-9.9
4/20 02:40	148.5	↓-9.4
4/20 02:50	139.5	↓-9.0
4/20 03:00	131.2	↓-8.3
4/20 03:10	123.5	↓-7.7
4/20 03:20	116.6	↓-6.9
4/20 03:30	110.5	↓-6.1
4/20 03:40	105.2	↓-5.3
4/20 03:50	100.8	↓-4.4
4/20 04:00	97.4	↓-3.4
4/20 04:10	95.0	↓-2.4
4/20 04:20	93.5	↓-1.5	干潮
4/20 04:30	93.1	↓-0.4	干潮
4/20 04:40	93.7	↑0.6
4/20 04:50	95.4	↑1.7
4/20 05:00	98.0	↑2.6
4/20 05:10	101.7	↑3.7
4/20 05:20	106.4	↑4.7
4/20 05:30	112.0	↑5.6
4/20 05:40	118.5	↑6.5
4/20 05:50	125.8	↑7.3
4/20 06:00	134.0	↑8.2
4/20 06:10	142.8	↑8.8
4/20 06:20	152.2	↑9.4
4/20 06:30	162.1	↑9.9
4/20 06:40	172.5	↑10.4
4/20 06:50	183.3	↑10.8
4/20 07:00	194.2	↑10.9
4/20 07:10	205.4	↑11.2
4/20 07:20	216.5	↑11.1
4/20 07:30	227.6	↑11.1
4/20 07:40	238.5	↑10.9
4/20 07:50	249.2	↑10.7
4/20 08:00	259.5	↑10.3
4/20 08:10	269.3	↑9.8
4/20 08:20	278.6	↑9.3
4/20 08:30	287.3	↑8.7
4/20 08:40	295.3	↑8.0
4/20 08:50	302.6	↑7.3
4/20 09:00	309.0	↑6.4
4/20 09:10	314.6	↑5.6
4/20 09:20	319.3	↑4.7
4/20 09:30	323.0	↑3.7
4/20 09:40	325.8	↑2.8
4/20 09:50	327.6	↑1.8
4/20 10:00	328.4	↑0.8	満潮
4/20 10:10	328.2	↓-0.2
4/20 10:20	327.0	↓-1.2
4/20 10:30	324.8	↓-2.2
4/20 10:40	321.7	↓-3.1
4/20 10:50	317.7	↓-4.0
4/20 11:00	312.7	↓-5.0
4/20 11:10	306.9	↓-5.8
4/20 11:20	300.3	↓-6.6
4/20 11:30	292.9	↓-7.4
4/20 11:40	284.7	↓-8.2
4/20 11:50	275.8	↓-8.9
4/20 12:00	266.3	↓-9.5
4/20 12:10	256.3	↓-10.0
4/20 12:20	245.7	↓-10.6
4/20 12:30	234.6	↓-11.1
4/20 12:40	223.1	↓-11.5
4/20 12:50	211.3	↓-11.8
4/20 13:00	199.3	↓-12.0
4/20 13:10	187.0	↓-12.3
4/20 13:20	174.6	↓-12.4
4/20 13:30	162.1	↓-12.5
4/20 13:40	149.6	↓-12.5
4/20 13:50	137.2	↓-12.4
4/20 14:00	124.9	↓-12.3
4/20 14:10	112.9	↓-12.0
4/20 14:20	101.2	↓-11.7
4/20 14:30	89.8	↓-11.4
4/20 14:40	78.9	↓-10.9
4/20 14:50	68.5	↓-10.4
4/20 15:00	58.7	↓-9.8
4/20 15:10	49.6	↓-9.1
4/20 15:20	41.2	↓-8.4
4/20 15:30	33.6	↓-7.6
4/20 15:40	26.9	↓-6.7
4/20 15:50	21.1	↓-5.8
4/20 16:00	16.3	↓-4.8
4/20 16:10	12.5	↓-3.8
4/20 16:20	9.8	↓-2.7
4/20 16:30	8.1	↓-1.7
4/20 16:40	7.6	↓-0.5	干潮
4/20 16:50	8.2	↑0.6
4/20 17:00	9.9	↑1.7
4/20 17:10	12.8	↑2.9
4/20 17:20	16.8	↑4.0
4/20 17:30	21.8	↑5.0
4/20 17:40	28.0	↑6.2
4/20 17:50	35.2	↑7.2
4/20 18:00	43.4	↑8.2
4/20 18:10	52.5	↑9.1
4/20 18:20	62.4	↑9.9
4/20 18:30	73.2	↑10.8
4/20 18:40	84.6	↑11.4
4/20 18:50	96.7	↑12.1
4/20 19:00	109.3	↑12.6
4/20 19:10	122.3	↑13.0
4/20 19:20	135.6	↑13.3
4/20 19:30	149.2	↑13.6
4/20 19:40	162.8	↑13.6
4/20 19:50	176.5	↑13.7	最大潮位差
4/20 20:00	190.2	↑13.7	最大潮位差
4/20 20:10	203.6	↑13.4
4/20 20:20	216.8	↑13.2
4/20 20:30	229.6	↑12.8
4/20 20:40	242.0	↑12.4
4/20 20:50	253.8	↑11.8
4/20 21:00	265.0	↑11.2
4/20 21:10	275.6	↑10.6
4/20 21:20	285.4	↑9.8
4/20 21:30	294.5	↑9.1
4/20 21:40	302.7	↑8.2
4/20 21:50	310.1	↑7.4
4/20 22:00	316.6	↑6.5
4/20 22:10	322.2	↑5.6
4/20 22:20	326.8	↑4.6
4/20 22:30	330.6	↑3.8
4/20 22:40	333.4	↑2.8
4/20 22:50	335.2	↑1.8
4/20 23:00	336.2	↑1.0	満潮
4/20 23:10	336.2	0
4/20 23:20	335.4	↓-0.8
4/20 23:30	333.7	↓-1.7
4/20 23:40	331.3	↓-2.4
4/20 23:50	328.0	↓-3.3