20 (日)	10:50	04:42	23:31	17:21
	144cm	18cm	127cm	-7cm
大潮 出 05:41 入 18:53 出 06:48 入 20:29

八幡（福岡）2053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	116.5	↓-3.3
4/20 00:10	112.7	↓-3.8
4/20 00:20	108.6	↓-4.1
4/20 00:30	104.2	↓-4.4
4/20 00:40	99.5	↓-4.7
4/20 00:50	94.6	↓-4.9
4/20 01:00	89.6	↓-5.0
4/20 01:10	84.5	↓-5.1
4/20 01:20	79.3	↓-5.2
4/20 01:30	74.1	↓-5.2
4/20 01:40	69.0	↓-5.1
4/20 01:50	64.0	↓-5.0
4/20 02:00	59.2	↓-4.8
4/20 02:10	54.5	↓-4.7
4/20 02:20	50.0	↓-4.5
4/20 02:30	45.8	↓-4.2
4/20 02:40	41.8	↓-4.0
4/20 02:50	38.0	↓-3.8
4/20 03:00	34.6	↓-3.4
4/20 03:10	31.4	↓-3.2
4/20 03:20	28.6	↓-2.8
4/20 03:30	26.0	↓-2.6
4/20 03:40	23.7	↓-2.3
4/20 03:50	21.8	↓-1.9
4/20 04:00	20.1	↓-1.7
4/20 04:10	18.8	↓-1.3
4/20 04:20	17.9	↓-0.9
4/20 04:30	17.3	↓-0.6
4/20 04:40	17.0	↓-0.3	干潮
4/20 04:50	17.2	↑0.2
4/20 05:00	17.7	↑0.5
4/20 05:10	18.6	↑0.9
4/20 05:20	20.0	↑1.4
4/20 05:30	21.7	↑1.7
4/20 05:40	23.9	↑2.2
4/20 05:50	26.4	↑2.5
4/20 06:00	29.4	↑3.0
4/20 06:10	32.7	↑3.3
4/20 06:20	36.5	↑3.8
4/20 06:30	40.5	↑4.0
4/20 06:40	44.9	↑4.4
4/20 06:50	49.6	↑4.7
4/20 07:00	54.5	↑4.9
4/20 07:10	59.6	↑5.1
4/20 07:20	64.8	↑5.2
4/20 07:30	70.2	↑5.4
4/20 07:40	75.7	↑5.5
4/20 07:50	81.2	↑5.5
4/20 08:00	86.6	↑5.4
4/20 08:10	92.0	↑5.4
4/20 08:20	97.3	↑5.3
4/20 08:30	102.5	↑5.2
4/20 08:40	107.5	↑5.0
4/20 08:50	112.3	↑4.8
4/20 09:00	116.8	↑4.5
4/20 09:10	121.1	↑4.3
4/20 09:20	125.1	↑4.0
4/20 09:30	128.7	↑3.6
4/20 09:40	132.0	↑3.3
4/20 09:50	135.0	↑3.0
4/20 10:00	137.5	↑2.5
4/20 10:10	139.6	↑2.1
4/20 10:20	141.3	↑1.7
4/20 10:30	142.4	↑1.1
4/20 10:40	143.1	↑0.7	満潮
4/20 10:50	143.3	↑0.2	満潮
4/20 11:00	143.0	↓-0.3
4/20 11:10	142.1	↓-0.9
4/20 11:20	140.7	↓-1.4
4/20 11:30	138.8	↓-1.9
4/20 11:40	136.3	↓-2.5
4/20 11:50	133.3	↓-3.0
4/20 12:00	129.8	↓-3.5
4/20 12:10	125.8	↓-4.0
4/20 12:20	121.4	↓-4.4
4/20 12:30	116.5	↓-4.9
4/20 12:40	111.3	↓-5.2
4/20 12:50	105.8	↓-5.5
4/20 13:00	100.0	↓-5.8
4/20 13:10	94.1	↓-5.9
4/20 13:20	87.9	↓-6.2
4/20 13:30	81.7	↓-6.2
4/20 13:40	75.4	↓-6.3	最大潮位差
4/20 13:50	69.2	↓-6.2
4/20 14:00	63.0	↓-6.2
4/20 14:10	56.9	↓-6.1
4/20 14:20	50.9	↓-6.0
4/20 14:30	45.2	↓-5.7
4/20 14:40	39.6	↓-5.6
4/20 14:50	34.3	↓-5.3
4/20 15:00	29.2	↓-5.1
4/20 15:10	24.4	↓-4.8
4/20 15:20	19.9	↓-4.5
4/20 15:30	15.7	↓-4.2
4/20 15:40	11.8	↓-3.9
4/20 15:50	8.3	↓-3.5
4/20 16:00	5.0	↓-3.3
4/20 16:10	2.1	↓-2.9
4/20 16:20	-0.5	↓-2.6
4/20 16:30	-2.7	↓-2.2
4/20 16:40	-4.6	↓-1.9
4/20 16:50	-6.0	↓-1.4
4/20 17:00	-7.1	↓-1.1
4/20 17:10	-7.8	↓-0.7
4/20 17:20	-8.0	↓-0.2	干潮
4/20 17:30	-7.8	↑0.2
4/20 17:40	-7.1	↑0.7
4/20 17:50	-6.0	↑1.1
4/20 18:00	-4.4	↑1.6
4/20 18:10	-2.3	↑2.1
4/20 18:20	0.2	↑2.5
4/20 18:30	3.1	↑2.9
4/20 18:40	6.5	↑3.4
4/20 18:50	10.2	↑3.7
4/20 19:00	14.4	↑4.2
4/20 19:10	18.9	↑4.5
4/20 19:20	23.7	↑4.8
4/20 19:30	28.7	↑5.0
4/20 19:40	34.0	↑5.3
4/20 19:50	39.5	↑5.5
4/20 20:00	45.1	↑5.6
4/20 20:10	50.7	↑5.6
4/20 20:20	56.5	↑5.8
4/20 20:30	62.2	↑5.7
4/20 20:40	67.9	↑5.7
4/20 20:50	73.5	↑5.6
4/20 21:00	79.0	↑5.5
4/20 21:10	84.3	↑5.3
4/20 21:20	89.5	↑5.2
4/20 21:30	94.4	↑4.9
4/20 21:40	99.1	↑4.7
4/20 21:50	103.5	↑4.4
4/20 22:00	107.6	↑4.1
4/20 22:10	111.4	↑3.8
4/20 22:20	114.8	↑3.4
4/20 22:30	117.8	↑3.0
4/20 22:40	120.4	↑2.6
4/20 22:50	122.6	↑2.2
4/20 23:00	124.3	↑1.7
4/20 23:10	125.5	↑1.2
4/20 23:20	126.3	↑0.8
4/20 23:30	126.5	↑0.2	満潮
4/20 23:40	126.3	↓-0.2
4/20 23:50	125.5	↓-0.8