20 (木)	08:12	02:03	20:14	14:04
	103cm	18cm	119cm	32cm
若潮 出 05:42 入 18:53 出 15:31 入 03:44

八幡（福岡）2062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	37.7	↓-3.1
4/20 00:10	34.9	↓-2.8
4/20 00:20	32.1	↓-2.8
4/20 00:30	29.6	↓-2.5
4/20 00:40	27.3	↓-2.3
4/20 00:50	25.2	↓-2.1
4/20 01:00	23.4	↓-1.8
4/20 01:10	21.8	↓-1.6
4/20 01:20	20.4	↓-1.4
4/20 01:30	19.4	↓-1.0
4/20 01:40	18.6	↓-0.8
4/20 01:50	18.1	↓-0.5
4/20 02:00	17.9	↓-0.2	干潮
4/20 02:10	18.0	↑0.1
4/20 02:20	18.4	↑0.4
4/20 02:30	19.1	↑0.7
4/20 02:40	20.1	↑1.0
4/20 02:50	21.4	↑1.3
4/20 03:00	23.0	↑1.6
4/20 03:10	24.8	↑1.8
4/20 03:20	26.9	↑2.1
4/20 03:30	29.2	↑2.3
4/20 03:40	31.8	↑2.6
4/20 03:50	34.5	↑2.7
4/20 04:00	37.4	↑2.9
4/20 04:10	40.5	↑3.1
4/20 04:20	43.7	↑3.2
4/20 04:30	47.0	↑3.3
4/20 04:40	50.4	↑3.4
4/20 04:50	53.9	↑3.5
4/20 05:00	57.4	↑3.5
4/20 05:10	61.0	↑3.6
4/20 05:20	64.5	↑3.5
4/20 05:30	68.0	↑3.5
4/20 05:40	71.5	↑3.5
4/20 05:50	74.9	↑3.4
4/20 06:00	78.3	↑3.4
4/20 06:10	81.5	↑3.2
4/20 06:20	84.5	↑3.0
4/20 06:30	87.5	↑3.0
4/20 06:40	90.2	↑2.7
4/20 06:50	92.7	↑2.5
4/20 07:00	95.0	↑2.3
4/20 07:10	97.0	↑2.0
4/20 07:20	98.8	↑1.8
4/20 07:30	100.2	↑1.4
4/20 07:40	101.4	↑1.2
4/20 07:50	102.2	↑0.8
4/20 08:00	102.7	↑0.5
4/20 08:10	102.9	↑0.2	満潮
4/20 08:20	102.8	↓-0.1
4/20 08:30	102.3	↓-0.5
4/20 08:40	101.5	↓-0.8
4/20 08:50	100.4	↓-1.1
4/20 09:00	99.0	↓-1.4
4/20 09:10	97.3	↓-1.7
4/20 09:20	95.4	↓-1.9
4/20 09:30	93.2	↓-2.2
4/20 09:40	90.8	↓-2.4
4/20 09:50	88.2	↓-2.6
4/20 10:00	85.5	↓-2.7
4/20 10:10	82.7	↓-2.8
4/20 10:20	79.7	↓-3.0
4/20 10:30	76.7	↓-3.0
4/20 10:40	73.6	↓-3.1
4/20 10:50	70.5	↓-3.1
4/20 11:00	67.4	↓-3.1
4/20 11:10	64.4	↓-3.0
4/20 11:20	61.3	↓-3.1
4/20 11:30	58.4	↓-2.9
4/20 11:40	55.5	↓-2.9
4/20 11:50	52.7	↓-2.8
4/20 12:00	50.0	↓-2.7
4/20 12:10	47.4	↓-2.6
4/20 12:20	44.9	↓-2.5
4/20 12:30	42.7	↓-2.2
4/20 12:40	40.5	↓-2.2
4/20 12:50	38.6	↓-1.9
4/20 13:00	36.9	↓-1.7
4/20 13:10	35.4	↓-1.5
4/20 13:20	34.1	↓-1.3
4/20 13:30	33.0	↓-1.1
4/20 13:40	32.3	↓-0.7
4/20 13:50	31.7	↓-0.6
4/20 14:00	31.5	↓-0.2	干潮
4/20 14:10	31.5	0
4/20 14:20	31.9	↑0.4
4/20 14:30	32.5	↑0.6
4/20 14:40	33.4	↑0.9
4/20 14:50	34.6	↑1.2
4/20 15:00	36.1	↑1.5
4/20 15:10	37.9	↑1.8
4/20 15:20	39.9	↑2.0
4/20 15:30	42.2	↑2.3
4/20 15:40	44.7	↑2.5
4/20 15:50	47.4	↑2.7
4/20 16:00	50.3	↑2.9
4/20 16:10	53.4	↑3.1
4/20 16:20	56.6	↑3.2
4/20 16:30	59.9	↑3.3
4/20 16:40	63.4	↑3.5
4/20 16:50	66.9	↑3.5
4/20 17:00	70.5	↑3.6
4/20 17:10	74.1	↑3.6
4/20 17:20	77.8	↑3.7
4/20 17:30	81.4	↑3.6
4/20 17:40	85.0	↑3.6
4/20 17:50	88.5	↑3.5
4/20 18:00	91.9	↑3.4
4/20 18:10	95.3	↑3.4
4/20 18:20	98.5	↑3.2
4/20 18:30	101.6	↑3.1
4/20 18:40	104.5	↑2.9
4/20 18:50	107.1	↑2.6
4/20 19:00	109.6	↑2.5
4/20 19:10	111.8	↑2.2
4/20 19:20	113.8	↑2.0
4/20 19:30	115.4	↑1.6
4/20 19:40	116.7	↑1.3
4/20 19:50	117.7	↑1.0
4/20 20:00	118.4	↑0.7
4/20 20:10	118.7	↑0.3	満潮
4/20 20:20	118.6	↓-0.1
4/20 20:30	118.2	↓-0.4
4/20 20:40	117.4	↓-0.8
4/20 20:50	116.2	↓-1.2
4/20 21:00	114.7	↓-1.5
4/20 21:10	112.8	↓-1.9
4/20 21:20	110.6	↓-2.2
4/20 21:30	108.1	↓-2.5
4/20 21:40	105.4	↓-2.7
4/20 21:50	102.3	↓-3.1
4/20 22:00	99.1	↓-3.2
4/20 22:10	95.7	↓-3.4
4/20 22:20	92.0	↓-3.7
4/20 22:30	88.3	↓-3.7
4/20 22:40	84.5	↓-3.8
4/20 22:50	80.5	↓-4.0	最大潮位差
4/20 23:00	76.6	↓-3.9
4/20 23:10	72.6	↓-4.0	最大潮位差
4/20 23:20	68.6	↓-4.0	最大潮位差
4/20 23:30	64.6	↓-4.0	最大潮位差
4/20 23:40	60.7	↓-3.9
4/20 23:50	56.8	↓-3.9