20 (木)	00:49	05:56	12:13	19:19
	101cm	46cm	121cm	26cm
中潮 出 05:41 入 18:53 出 09:07 入 23:31

八幡（福岡）2056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	96.7	↑1.5
4/20 00:10	98.0	↑1.3
4/20 00:20	98.9	↑0.9
4/20 00:30	99.6	↑0.7
4/20 00:40	100.0	↑0.4	満潮
4/20 00:50	100.1	↑0.1
4/20 01:00	99.8	↓-0.3
4/20 01:10	99.3	↓-0.5
4/20 01:20	98.5	↓-0.8
4/20 01:30	97.3	↓-1.2
4/20 01:40	95.9	↓-1.4
4/20 01:50	94.2	↓-1.7
4/20 02:00	92.3	↓-1.9
4/20 02:10	90.1	↓-2.2
4/20 02:20	87.7	↓-2.4
4/20 02:30	85.2	↓-2.5
4/20 02:40	82.5	↓-2.7
4/20 02:50	79.7	↓-2.8
4/20 03:00	76.8	↓-2.9
4/20 03:10	73.9	↓-2.9
4/20 03:20	71.0	↓-2.9
4/20 03:30	68.1	↓-2.9
4/20 03:40	65.3	↓-2.8
4/20 03:50	62.6	↓-2.7
4/20 04:00	60.1	↓-2.5
4/20 04:10	57.7	↓-2.4
4/20 04:20	55.5	↓-2.2
4/20 04:30	53.5	↓-2.0
4/20 04:40	51.7	↓-1.8
4/20 04:50	50.2	↓-1.5
4/20 05:00	48.8	↓-1.4
4/20 05:10	47.7	↓-1.1
4/20 05:20	46.8	↓-0.9
4/20 05:30	46.2	↓-0.6
4/20 05:40	45.7	↓-0.5
4/20 05:50	45.5	↓-0.2	干潮
4/20 06:00	45.5	0
4/20 06:10	45.7	↑0.2
4/20 06:20	46.1	↑0.4
4/20 06:30	46.8	↑0.7
4/20 06:40	47.6	↑0.8
4/20 06:50	48.6	↑1.0
4/20 07:00	49.9	↑1.3
4/20 07:10	51.3	↑1.4
4/20 07:20	52.9	↑1.6
4/20 07:30	54.8	↑1.9
4/20 07:40	56.8	↑2.0
4/20 07:50	59.0	↑2.2
4/20 08:00	61.4	↑2.4
4/20 08:10	64.0	↑2.6
4/20 08:20	66.8	↑2.8
4/20 08:30	69.7	↑2.9
4/20 08:40	72.7	↑3.0
4/20 08:50	75.8	↑3.1
4/20 09:00	79.0	↑3.2
4/20 09:10	82.3	↑3.3
4/20 09:20	85.6	↑3.3
4/20 09:30	88.8	↑3.2
4/20 09:40	92.1	↑3.3
4/20 09:50	95.3	↑3.2
4/20 10:00	98.3	↑3.0
4/20 10:10	101.3	↑3.0
4/20 10:20	104.1	↑2.8
4/20 10:30	106.8	↑2.7
4/20 10:40	109.3	↑2.5
4/20 10:50	111.5	↑2.2
4/20 11:00	113.6	↑2.1
4/20 11:10	115.4	↑1.8
4/20 11:20	116.9	↑1.5
4/20 11:30	118.2	↑1.3
4/20 11:40	119.2	↑1.0
4/20 11:50	120.0	↑0.8
4/20 12:00	120.5	↑0.5
4/20 12:10	120.7	↑0.2	満潮
4/20 12:20	120.6	↓-0.1
4/20 12:30	120.2	↓-0.4
4/20 12:40	119.6	↓-0.6
4/20 12:50	118.6	↓-1.0
4/20 13:00	117.4	↓-1.2
4/20 13:10	115.9	↓-1.5
4/20 13:20	114.2	↓-1.7
4/20 13:30	112.1	↓-2.1
4/20 13:40	109.8	↓-2.3
4/20 13:50	107.3	↓-2.5
4/20 14:00	104.5	↓-2.8
4/20 14:10	101.5	↓-3.0
4/20 14:20	98.4	↓-3.1
4/20 14:30	95.0	↓-3.4
4/20 14:40	91.5	↓-3.5
4/20 14:50	87.9	↓-3.6
4/20 15:00	84.1	↓-3.8	最大潮位差
4/20 15:10	80.3	↓-3.8	最大潮位差
4/20 15:20	76.5	↓-3.8	最大潮位差
4/20 15:30	72.7	↓-3.8	最大潮位差
4/20 15:40	69.0	↓-3.7
4/20 15:50	65.3	↓-3.7
4/20 16:00	61.6	↓-3.7
4/20 16:10	58.1	↓-3.5
4/20 16:20	54.8	↓-3.3
4/20 16:30	51.6	↓-3.2
4/20 16:40	48.5	↓-3.1
4/20 16:50	45.7	↓-2.8
4/20 17:00	43.0	↓-2.7
4/20 17:10	40.5	↓-2.5
4/20 17:20	38.3	↓-2.2
4/20 17:30	36.2	↓-2.1
4/20 17:40	34.3	↓-1.9
4/20 17:50	32.6	↓-1.7
4/20 18:00	31.0	↓-1.6
4/20 18:10	29.7	↓-1.3
4/20 18:20	28.5	↓-1.2
4/20 18:30	27.6	↓-0.9
4/20 18:40	26.8	↓-0.8
4/20 18:50	26.1	↓-0.7
4/20 19:00	25.7	↓-0.4
4/20 19:10	25.4	↓-0.3	干潮
4/20 19:20	25.4	0
4/20 19:30	25.5	↑0.1
4/20 19:40	25.9	↑0.4
4/20 19:50	26.4	↑0.5
4/20 20:00	27.2	↑0.8
4/20 20:10	28.1	↑0.9
4/20 20:20	29.3	↑1.2
4/20 20:30	30.7	↑1.4
4/20 20:40	32.3	↑1.6
4/20 20:50	34.1	↑1.8
4/20 21:00	36.1	↑2.0
4/20 21:10	38.3	↑2.2
4/20 21:20	40.6	↑2.3
4/20 21:30	43.1	↑2.5
4/20 21:40	45.7	↑2.6
4/20 21:50	48.4	↑2.7
4/20 22:00	51.2	↑2.8
4/20 22:10	54.0	↑2.8
4/20 22:20	56.8	↑2.8
4/20 22:30	59.7	↑2.9
4/20 22:40	62.5	↑2.8
4/20 22:50	65.3	↑2.8
4/20 23:00	68.0	↑2.7
4/20 23:10	70.6	↑2.6
4/20 23:20	73.1	↑2.5
4/20 23:30	75.5	↑2.4
4/20 23:40	77.8	↑2.3
4/20 23:50	79.9	↑2.1