20 (日)	10:16	04:05	23:00	17:07
	164cm	63cm	137cm	34cm
大潮 出 05:22 入 19:27 出 05:53 入 19:35

八幡（福岡）2031年07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
7/20 00:00	117.0	↓-2.9
7/20 00:10	113.9	↓-3.1
7/20 00:20	110.7	↓-3.2
7/20 00:30	107.5	↓-3.2
7/20 00:40	104.2	↓-3.3
7/20 00:50	100.8	↓-3.4
7/20 01:00	97.5	↓-3.3
7/20 01:10	94.3	↓-3.2
7/20 01:20	91.1	↓-3.2
7/20 01:30	88.1	↓-3.0
7/20 01:40	85.2	↓-2.9
7/20 01:50	82.4	↓-2.8
7/20 02:00	79.7	↓-2.7
7/20 02:10	77.2	↓-2.5
7/20 02:20	74.9	↓-2.3
7/20 02:30	72.7	↓-2.2
7/20 02:40	70.7	↓-2.0
7/20 02:50	68.9	↓-1.8
7/20 03:00	67.3	↓-1.6
7/20 03:10	65.8	↓-1.5
7/20 03:20	64.6	↓-1.2
7/20 03:30	63.6	↓-1.0
7/20 03:40	62.9	↓-0.7
7/20 03:50	62.4	↓-0.5
7/20 04:00	62.1	↓-0.3	干潮
7/20 04:10	62.2	↑0.1
7/20 04:20	62.5	↑0.3
7/20 04:30	63.1	↑0.6
7/20 04:40	64.1	↑1.0
7/20 04:50	65.4	↑1.3
7/20 05:00	67.0	↑1.6
7/20 05:10	69.0	↑2.0
7/20 05:20	71.2	↑2.2
7/20 05:30	73.8	↑2.6
7/20 05:40	76.7	↑2.9
7/20 05:50	79.8	↑3.1
7/20 06:00	83.2	↑3.4
7/20 06:10	86.8	↑3.6
7/20 06:20	90.6	↑3.8
7/20 06:30	94.5	↑3.9
7/20 06:40	98.6	↑4.1
7/20 06:50	102.8	↑4.2
7/20 07:00	107.0	↑4.2
7/20 07:10	111.2	↑4.2
7/20 07:20	115.5	↑4.3
7/20 07:30	119.7	↑4.2
7/20 07:40	123.9	↑4.2
7/20 07:50	128.0	↑4.1
7/20 08:00	132.0	↑4.0
7/20 08:10	135.8	↑3.8
7/20 08:20	139.5	↑3.7
7/20 08:30	143.0	↑3.5
7/20 08:40	146.3	↑3.3
7/20 08:50	149.4	↑3.1
7/20 09:00	152.3	↑2.9
7/20 09:10	154.8	↑2.5
7/20 09:20	157.1	↑2.3
7/20 09:30	159.1	↑2.0
7/20 09:40	160.7	↑1.6
7/20 09:50	161.9	↑1.2
7/20 10:00	162.8	↑0.9
7/20 10:10	163.2	↑0.4	満潮
7/20 10:20	163.3	↑0.1
7/20 10:30	162.8	↓-0.5
7/20 10:40	162.0	↓-0.8
7/20 10:50	160.7	↓-1.3
7/20 11:00	158.9	↓-1.8
7/20 11:10	156.7	↓-2.2
7/20 11:20	154.2	↓-2.5
7/20 11:30	151.2	↓-3.0
7/20 11:40	147.8	↓-3.4
7/20 11:50	144.1	↓-3.7
7/20 12:00	140.2	↓-3.9
7/20 12:10	135.9	↓-4.3
7/20 12:20	131.5	↓-4.4
7/20 12:30	126.8	↓-4.7
7/20 12:40	122.1	↓-4.7
7/20 12:50	117.2	↓-4.9	最大潮位差
7/20 13:00	112.3	↓-4.9	最大潮位差
7/20 13:10	107.4	↓-4.9	最大潮位差
7/20 13:20	102.5	↓-4.9	最大潮位差
7/20 13:30	97.7	↓-4.8
7/20 13:40	92.9	↓-4.8
7/20 13:50	88.2	↓-4.7
7/20 14:00	83.7	↓-4.5
7/20 14:10	79.2	↓-4.5
7/20 14:20	74.9	↓-4.3
7/20 14:30	70.7	↓-4.2
7/20 14:40	66.7	↓-4.0
7/20 14:50	62.8	↓-3.9
7/20 15:00	59.1	↓-3.7
7/20 15:10	55.6	↓-3.5
7/20 15:20	52.2	↓-3.4
7/20 15:30	49.1	↓-3.1
7/20 15:40	46.2	↓-2.9
7/20 15:50	43.5	↓-2.7
7/20 16:00	41.1	↓-2.4
7/20 16:10	38.9	↓-2.2
7/20 16:20	37.1	↓-1.8
7/20 16:30	35.6	↓-1.5
7/20 16:40	34.4	↓-1.2
7/20 16:50	33.6	↓-0.8
7/20 17:00	33.1	↓-0.5	干潮
7/20 17:10	33.1	0
7/20 17:20	33.4	↑0.3
7/20 17:30	34.2	↑0.8
7/20 17:40	35.4	↑1.2
7/20 17:50	36.9	↑1.5
7/20 18:00	38.9	↑2.0
7/20 18:10	41.2	↑2.3
7/20 18:20	43.9	↑2.7
7/20 18:30	46.9	↑3.0
7/20 18:40	50.2	↑3.3
7/20 18:50	53.7	↑3.5
7/20 19:00	57.5	↑3.8
7/20 19:10	61.5	↑4.0
7/20 19:20	65.7	↑4.2
7/20 19:30	70.0	↑4.3
7/20 19:40	74.4	↑4.4
7/20 19:50	78.8	↑4.4
7/20 20:00	83.3	↑4.5
7/20 20:10	87.8	↑4.5
7/20 20:20	92.3	↑4.5
7/20 20:30	96.7	↑4.4
7/20 20:40	101.0	↑4.3
7/20 20:50	105.3	↑4.3
7/20 21:00	109.3	↑4.0
7/20 21:10	113.3	↑4.0
7/20 21:20	117.0	↑3.7
7/20 21:30	120.4	↑3.4
7/20 21:40	123.7	↑3.3
7/20 21:50	126.6	↑2.9
7/20 22:00	129.2	↑2.6
7/20 22:10	131.4	↑2.2
7/20 22:20	133.3	↑1.9
7/20 22:30	134.8	↑1.5
7/20 22:40	135.9	↑1.1
7/20 22:50	136.5	↑0.6	満潮
7/20 23:00	136.7	↑0.2	満潮
7/20 23:10	136.4	↓-0.3
7/20 23:20	135.7	↓-0.7
7/20 23:30	134.6	↓-1.1
7/20 23:40	133.1	↓-1.5
7/20 23:50	131.1	↓-2.0