20 (火)	08:25	02:15	20:49	14:35
	200cm	42cm	205cm	11cm
大潮 出 05:42 入 18:52 出 04:23 入 17:24 潮干狩り ◎ 12:49～16:09

旧門司（福岡）1993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	90.5	↓-6.0
4/20 00:10	84.7	↓-5.8
4/20 00:20	79.0	↓-5.7
4/20 00:30	73.6	↓-5.4
4/20 00:40	68.4	↓-5.2
4/20 00:50	63.6	↓-4.8
4/20 01:00	59.0	↓-4.6
4/20 01:10	54.9	↓-4.1
4/20 01:20	51.2	↓-3.7
4/20 01:30	48.0	↓-3.2
4/20 01:40	45.3	↓-2.7
4/20 01:50	43.2	↓-2.1
4/20 02:00	41.9	↓-1.3
4/20 02:10	41.2	↓-0.7	干潮
4/20 02:20	41.2	0
4/20 02:30	42.0	↑0.8
4/20 02:40	43.6	↑1.6
4/20 02:50	46.0	↑2.4
4/20 03:00	49.1	↑3.1
4/20 03:10	53.0	↑3.9
4/20 03:20	57.5	↑4.5
4/20 03:30	62.7	↑5.2
4/20 03:40	68.4	↑5.7
4/20 03:50	74.6	↑6.2
4/20 04:00	81.1	↑6.5
4/20 04:10	87.9	↑6.8
4/20 04:20	95.0	↑7.1
4/20 04:30	102.1	↑7.1
4/20 04:40	109.2	↑7.1
4/20 04:50	116.3	↑7.1
4/20 05:00	123.2	↑6.9
4/20 05:10	129.9	↑6.7
4/20 05:20	136.4	↑6.5
4/20 05:30	142.6	↑6.2
4/20 05:40	148.5	↑5.9
4/20 05:50	154.1	↑5.6
4/20 06:00	159.4	↑5.3
4/20 06:10	164.3	↑4.9
4/20 06:20	168.9	↑4.6
4/20 06:30	173.3	↑4.4
4/20 06:40	177.3	↑4.0
4/20 06:50	181.1	↑3.8
4/20 07:00	184.5	↑3.4
4/20 07:10	187.7	↑3.2
4/20 07:20	190.5	↑2.8
4/20 07:30	193.1	↑2.6
4/20 07:40	195.3	↑2.2
4/20 07:50	197.1	↑1.8
4/20 08:00	198.5	↑1.4
4/20 08:10	199.5	↑1.0
4/20 08:20	199.9	↑0.4	満潮
4/20 08:30	199.8	↓-0.1
4/20 08:40	199.2	↓-0.6
4/20 08:50	197.9	↓-1.3
4/20 09:00	196.1	↓-1.8
4/20 09:10	193.6	↓-2.5
4/20 09:20	190.5	↓-3.1
4/20 09:30	186.7	↓-3.8
4/20 09:40	182.4	↓-4.3
4/20 09:50	177.5	↓-4.9
4/20 10:00	172.0	↓-5.5
4/20 10:10	166.1	↓-5.9
4/20 10:20	159.7	↓-6.4
4/20 10:30	153.0	↓-6.7
4/20 10:40	146.0	↓-7.0
4/20 10:50	138.7	↓-7.3
4/20 11:00	131.2	↓-7.5
4/20 11:10	123.5	↓-7.7
4/20 11:20	115.8	↓-7.7
4/20 11:30	108.0	↓-7.8
4/20 11:40	100.3	↓-7.7
4/20 11:50	92.6	↓-7.7
4/20 12:00	85.0	↓-7.6
4/20 12:10	77.5	↓-7.5
4/20 12:20	70.2	↓-7.3
4/20 12:30	63.0	↓-7.2
4/20 12:40	56.1	↓-6.9
4/20 12:50	49.5	↓-6.6
4/20 13:00	43.1	↓-6.4
4/20 13:10	37.2	↓-5.9
4/20 13:20	31.7	↓-5.5
4/20 13:30	26.7	↓-5.0
4/20 13:40	22.2	↓-4.5
4/20 13:50	18.3	↓-3.9
4/20 14:00	15.1	↓-3.2
4/20 14:10	12.7	↓-2.4
4/20 14:20	11.1	↓-1.6
4/20 14:30	10.3	↓-0.8	干潮
4/20 14:40	10.5	↑0.2
4/20 14:50	11.5	↑1.0
4/20 15:00	13.5	↑2.0
4/20 15:10	16.4	↑2.9
4/20 15:20	20.2	↑3.8
4/20 15:30	24.9	↑4.7
4/20 15:40	30.5	↑5.6
4/20 15:50	36.7	↑6.2
4/20 16:00	43.6	↑6.9
4/20 16:10	51.1	↑7.5
4/20 16:20	59.1	↑8.0
4/20 16:30	67.3	↑8.2
4/20 16:40	75.9	↑8.6
4/20 16:50	84.5	↑8.6
4/20 17:00	93.2	↑8.7	最大潮位差
4/20 17:10	101.8	↑8.6
4/20 17:20	110.3	↑8.5
4/20 17:30	118.5	↑8.2
4/20 17:40	126.4	↑7.9
4/20 17:50	134.0	↑7.6
4/20 18:00	141.3	↑7.3
4/20 18:10	148.2	↑6.9
4/20 18:20	154.7	↑6.5
4/20 18:30	160.7	↑6.0
4/20 18:40	166.4	↑5.7
4/20 18:50	171.8	↑5.4
4/20 19:00	176.7	↑4.9
4/20 19:10	181.3	↑4.6
4/20 19:20	185.5	↑4.2
4/20 19:30	189.4	↑3.9
4/20 19:40	192.8	↑3.4
4/20 19:50	195.9	↑3.1
4/20 20:00	198.6	↑2.7
4/20 20:10	200.9	↑2.3
4/20 20:20	202.6	↑1.7
4/20 20:30	203.9	↑1.3
4/20 20:40	204.7	↑0.8	満潮
4/20 20:50	204.9	↑0.2
4/20 21:00	204.4	↓-0.5
4/20 21:10	203.4	↓-1.0
4/20 21:20	201.7	↓-1.7
4/20 21:30	199.4	↓-2.3
4/20 21:40	196.5	↓-2.9
4/20 21:50	193.0	↓-3.5
4/20 22:00	188.9	↓-4.1
4/20 22:10	184.2	↓-4.7
4/20 22:20	179.0	↓-5.2
4/20 22:30	173.4	↓-5.6
4/20 22:40	167.5	↓-5.9
4/20 22:50	161.2	↓-6.3
4/20 23:00	154.6	↓-6.6
4/20 23:10	147.9	↓-6.7
4/20 23:20	141.0	↓-6.9
4/20 23:30	134.0	↓-7.0
4/20 23:40	127.0	↓-7.0
4/20 23:50	120.1	↓-6.9