20 (木)	08:47	02:09	20:34	14:30
	188cm	13cm	191cm	46cm
中潮 出 06:57 入 18:07 出 16:19 入 05:16 潮干狩り ○ 13:53～15:05

旧門司（福岡）1997年02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
2/20 00:00	62.5	↓-6.4
2/20 00:10	56.3	↓-6.2
2/20 00:20	50.3	↓-6.0
2/20 00:30	44.5	↓-5.8
2/20 00:40	39.0	↓-5.5
2/20 00:50	33.9	↓-5.1
2/20 01:00	29.1	↓-4.8
2/20 01:10	24.9	↓-4.2
2/20 01:20	21.2	↓-3.7
2/20 01:30	18.1	↓-3.1
2/20 01:40	15.7	↓-2.4
2/20 01:50	13.9	↓-1.8
2/20 02:00	12.9	↓-1.0	干潮
2/20 02:10	12.7	↓-0.2
2/20 02:20	13.3	↑0.6
2/20 02:30	14.6	↑1.3
2/20 02:40	16.7	↑2.1
2/20 02:50	19.6	↑2.9
2/20 03:00	23.2	↑3.6
2/20 03:10	27.4	↑4.2
2/20 03:20	32.2	↑4.8
2/20 03:30	37.4	↑5.2
2/20 03:40	43.2	↑5.8
2/20 03:50	49.2	↑6.0
2/20 04:00	55.5	↑6.3
2/20 04:10	62.0	↑6.5
2/20 04:20	68.6	↑6.6
2/20 04:30	75.3	↑6.7
2/20 04:40	81.9	↑6.6
2/20 04:50	88.4	↑6.5
2/20 05:00	94.8	↑6.4
2/20 05:10	101.1	↑6.3
2/20 05:20	107.2	↑6.1
2/20 05:30	113.2	↑6.0
2/20 05:40	119.0	↑5.8
2/20 05:50	124.6	↑5.6
2/20 06:00	130.1	↑5.5
2/20 06:10	135.4	↑5.3
2/20 06:20	140.6	↑5.2
2/20 06:30	145.6	↑5.0
2/20 06:40	150.5	↑4.9
2/20 06:50	155.2	↑4.7
2/20 07:00	159.8	↑4.6
2/20 07:10	164.1	↑4.3
2/20 07:20	168.2	↑4.1
2/20 07:30	172.0	↑3.8
2/20 07:40	175.5	↑3.5
2/20 07:50	178.6	↑3.1
2/20 08:00	181.3	↑2.7
2/20 08:10	183.6	↑2.3
2/20 08:20	185.3	↑1.7
2/20 08:30	186.5	↑1.2
2/20 08:40	187.1	↑0.6	満潮
2/20 08:50	187.2	↑0.1
2/20 09:00	186.6	↓-0.6
2/20 09:10	185.5	↓-1.1
2/20 09:20	183.7	↓-1.8
2/20 09:30	181.4	↓-2.3
2/20 09:40	178.6	↓-2.8
2/20 09:50	175.3	↓-3.3
2/20 10:00	171.6	↓-3.7
2/20 10:10	167.4	↓-4.2
2/20 10:20	162.9	↓-4.5
2/20 10:30	158.1	↓-4.8
2/20 10:40	152.9	↓-5.2
2/20 10:50	147.6	↓-5.3
2/20 11:00	142.1	↓-5.5
2/20 11:10	136.4	↓-5.7
2/20 11:20	130.5	↓-5.9
2/20 11:30	124.6	↓-5.9
2/20 11:40	118.6	↓-6.0
2/20 11:50	112.5	↓-6.1
2/20 12:00	106.5	↓-6.0
2/20 12:10	100.4	↓-6.1
2/20 12:20	94.4	↓-6.0
2/20 12:30	88.5	↓-5.9
2/20 12:40	82.7	↓-5.8
2/20 12:50	77.0	↓-5.7
2/20 13:00	71.7	↓-5.3
2/20 13:10	66.6	↓-5.1
2/20 13:20	61.9	↓-4.7
2/20 13:30	57.7	↓-4.2
2/20 13:40	53.9	↓-3.8
2/20 13:50	50.8	↓-3.1
2/20 14:00	48.3	↓-2.5
2/20 14:10	46.5	↓-1.8
2/20 14:20	45.4	↓-1.1	干潮
2/20 14:30	45.1	↓-0.3	干潮
2/20 14:40	45.6	↑0.5
2/20 14:50	46.9	↑1.3
2/20 15:00	48.9	↑2.0
2/20 15:10	51.7	↑2.8
2/20 15:20	55.3	↑3.6
2/20 15:30	59.4	↑4.1
2/20 15:40	64.2	↑4.8
2/20 15:50	69.4	↑5.2
2/20 16:00	75.0	↑5.6
2/20 16:10	81.0	↑6.0
2/20 16:20	87.2	↑6.2
2/20 16:30	93.5	↑6.3
2/20 16:40	99.8	↑6.3
2/20 16:50	106.2	↑6.4
2/20 17:00	112.4	↑6.2
2/20 17:10	118.6	↑6.2
2/20 17:20	124.5	↑5.9
2/20 17:30	130.2	↑5.7
2/20 17:40	135.7	↑5.5
2/20 17:50	141.0	↑5.3
2/20 18:00	146.0	↑5.0
2/20 18:10	150.8	↑4.8
2/20 18:20	155.4	↑4.6
2/20 18:30	159.7	↑4.3
2/20 18:40	163.8	↑4.1
2/20 18:50	167.8	↑4.0
2/20 19:00	171.5	↑3.7
2/20 19:10	174.9	↑3.4
2/20 19:20	178.2	↑3.3
2/20 19:30	181.1	↑2.9
2/20 19:40	183.8	↑2.7
2/20 19:50	186.1	↑2.3
2/20 20:00	188.0	↑1.9
2/20 20:10	189.4	↑1.4
2/20 20:20	190.4	↑1.0
2/20 20:30	190.9	↑0.5	満潮
2/20 20:40	190.7	↓-0.2
2/20 20:50	190.0	↓-0.7
2/20 21:00	188.7	↓-1.3
2/20 21:10	186.7	↓-2.0
2/20 21:20	184.1	↓-2.6
2/20 21:30	180.9	↓-3.2
2/20 21:40	177.1	↓-3.8
2/20 21:50	172.7	↓-4.4
2/20 22:00	167.7	↓-5.0
2/20 22:10	162.3	↓-5.4
2/20 22:20	156.4	↓-5.9
2/20 22:30	150.2	↓-6.2
2/20 22:40	143.6	↓-6.6
2/20 22:50	136.7	↓-6.9
2/20 23:00	129.7	↓-7.0
2/20 23:10	122.4	↓-7.3
2/20 23:20	115.0	↓-7.4
2/20 23:30	107.6	↓-7.4
2/20 23:40	100.0	↓-7.6	最大潮位差
2/20 23:50	92.5	↓-7.5