18 (土)	10:15	04:00	21:47	15:50
	120cm	-3cm	151cm	37cm
大潮 出 07:16 入 17:13 出 06:47 入 17:16

八幡（福岡）2055年12月18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
12/18 00:00	82.4	↓-5.7	最大潮位差
12/18 00:10	76.7	↓-5.7	最大潮位差
12/18 00:20	71.0	↓-5.7	最大潮位差
12/18 00:30	65.5	↓-5.5
12/18 00:40	60.0	↓-5.5
12/18 00:50	54.6	↓-5.4
12/18 01:00	49.4	↓-5.2
12/18 01:10	44.4	↓-5.0
12/18 01:20	39.5	↓-4.9
12/18 01:30	34.8	↓-4.7
12/18 01:40	30.3	↓-4.5
12/18 01:50	26.1	↓-4.2
12/18 02:00	22.0	↓-4.1
12/18 02:10	18.2	↓-3.8
12/18 02:20	14.7	↓-3.5
12/18 02:30	11.4	↓-3.3
12/18 02:40	8.3	↓-3.1
12/18 02:50	5.6	↓-2.7
12/18 03:00	3.2	↓-2.4
12/18 03:10	1.1	↓-2.1
12/18 03:20	-0.6	↓-1.7
12/18 03:30	-2.0	↓-1.4
12/18 03:40	-2.9	↓-0.9
12/18 03:50	-3.5	↓-0.6	干潮
12/18 04:00	-3.7	↓-0.2	干潮
12/18 04:10	-3.5	↑0.2
12/18 04:20	-2.8	↑0.7
12/18 04:30	-1.7	↑1.1
12/18 04:40	-0.2	↑1.5
12/18 04:50	1.7	↑1.9
12/18 05:00	4.0	↑2.3
12/18 05:10	6.7	↑2.7
12/18 05:20	9.7	↑3.0
12/18 05:30	13.1	↑3.4
12/18 05:40	16.7	↑3.6
12/18 05:50	20.7	↑4.0
12/18 06:00	24.9	↑4.2
12/18 06:10	29.3	↑4.4
12/18 06:20	33.8	↑4.5
12/18 06:30	38.6	↑4.8
12/18 06:40	43.4	↑4.8
12/18 06:50	48.3	↑4.9
12/18 07:00	53.3	↑5.0
12/18 07:10	58.4	↑5.1
12/18 07:20	63.4	↑5.0
12/18 07:30	68.4	↑5.0
12/18 07:40	73.4	↑5.0
12/18 07:50	78.2	↑4.8
12/18 08:00	83.0	↑4.8
12/18 08:10	87.6	↑4.6
12/18 08:20	92.0	↑4.4
12/18 08:30	96.2	↑4.2
12/18 08:40	100.2	↑4.0
12/18 08:50	103.9	↑3.7
12/18 09:00	107.3	↑3.4
12/18 09:10	110.3	↑3.0
12/18 09:20	112.9	↑2.6
12/18 09:30	115.2	↑2.3
12/18 09:40	117.0	↑1.8
12/18 09:50	118.3	↑1.3
12/18 10:00	119.2	↑0.9
12/18 10:10	119.6	↑0.4	満潮
12/18 10:20	119.6	0
12/18 10:30	119.1	↓-0.5
12/18 10:40	118.1	↓-1.0
12/18 10:50	116.7	↓-1.4
12/18 11:00	114.9	↓-1.8
12/18 11:10	112.7	↓-2.2
12/18 11:20	110.2	↓-2.5
12/18 11:30	107.3	↓-2.9
12/18 11:40	104.2	↓-3.1
12/18 11:50	100.9	↓-3.3
12/18 12:00	97.4	↓-3.5
12/18 12:10	93.7	↓-3.7
12/18 12:20	90.0	↓-3.7
12/18 12:30	86.2	↓-3.8
12/18 12:40	82.4	↓-3.8
12/18 12:50	78.5	↓-3.9
12/18 13:00	74.8	↓-3.7
12/18 13:10	71.1	↓-3.7
12/18 13:20	67.5	↓-3.6
12/18 13:30	63.9	↓-3.6
12/18 13:40	60.6	↓-3.3
12/18 13:50	57.3	↓-3.3
12/18 14:00	54.3	↓-3.0
12/18 14:10	51.4	↓-2.9
12/18 14:20	48.7	↓-2.7
12/18 14:30	46.2	↓-2.5
12/18 14:40	43.9	↓-2.3
12/18 14:50	41.9	↓-2.0
12/18 15:00	40.2	↓-1.7
12/18 15:10	38.7	↓-1.5
12/18 15:20	37.5	↓-1.2
12/18 15:30	36.7	↓-0.8
12/18 15:40	36.2	↓-0.5	干潮
12/18 15:50	36.0	↓-0.2	干潮
12/18 16:00	36.3	↑0.3
12/18 16:10	36.9	↑0.6
12/18 16:20	37.9	↑1.0
12/18 16:30	39.4	↑1.5
12/18 16:40	41.2	↑1.8
12/18 16:50	43.5	↑2.3
12/18 17:00	46.1	↑2.6
12/18 17:10	49.2	↑3.1
12/18 17:20	52.5	↑3.3
12/18 17:30	56.2	↑3.7
12/18 17:40	60.2	↑4.0
12/18 17:50	64.5	↑4.3
12/18 18:00	69.0	↑4.5
12/18 18:10	73.6	↑4.6
12/18 18:20	78.5	↑4.9
12/18 18:30	83.4	↑4.9
12/18 18:40	88.4	↑5.0
12/18 18:50	93.4	↑5.0
12/18 19:00	98.4	↑5.0
12/18 19:10	103.4	↑5.0
12/18 19:20	108.3	↑4.9
12/18 19:30	113.1	↑4.8
12/18 19:40	117.7	↑4.6
12/18 19:50	122.1	↑4.4
12/18 20:00	126.4	↑4.3
12/18 20:10	130.4	↑4.0
12/18 20:20	134.1	↑3.7
12/18 20:30	137.5	↑3.4
12/18 20:40	140.6	↑3.1
12/18 20:50	143.4	↑2.8
12/18 21:00	145.7	↑2.3
12/18 21:10	147.7	↑2.0
12/18 21:20	149.2	↑1.5
12/18 21:30	150.2	↑1.0
12/18 21:40	150.8	↑0.6	満潮
12/18 21:50	150.8	0
12/18 22:00	150.4	↓-0.4
12/18 22:10	149.4	↓-1.0
12/18 22:20	147.9	↓-1.5
12/18 22:30	145.9	↓-2.0
12/18 22:40	143.4	↓-2.5
12/18 22:50	140.4	↓-3.0
12/18 23:00	136.9	↓-3.5
12/18 23:10	133.0	↓-3.9
12/18 23:20	128.7	↓-4.3
12/18 23:30	124.0	↓-4.7
12/18 23:40	119.1	↓-4.9
12/18 23:50	113.8	↓-5.3