21 (月)	05:38	08:06	14:55	23:21
	68cm	67cm	100cm	35cm
小潮 出 05:40 入 18:54 出 01:34 入 11:30

八幡（福岡）2025年04月21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
4/21 00:00	46.5	↑1.0
4/21 00:10	47.5	↑1.0
4/21 00:20	48.6	↑1.1
4/21 00:30	49.6	↑1.0
4/21 00:40	50.7	↑1.1
4/21 00:50	51.8	↑1.1
4/21 01:00	52.8	↑1.0
4/21 01:10	53.8	↑1.0
4/21 01:20	54.9	↑1.1
4/21 01:30	55.9	↑1.0
4/21 01:40	56.9	↑1.0
4/21 01:50	57.8	↑0.9
4/21 02:00	58.7	↑0.9
4/21 02:10	59.6	↑0.9
4/21 02:20	60.5	↑0.9
4/21 02:30	61.3	↑0.8
4/21 02:40	62.0	↑0.7
4/21 02:50	62.8	↑0.8
4/21 03:00	63.4	↑0.6
4/21 03:10	64.0	↑0.6
4/21 03:20	64.5	↑0.5
4/21 03:30	65.0	↑0.5
4/21 03:40	65.5	↑0.5
4/21 03:50	65.8	↑0.3
4/21 04:00	66.2	↑0.4
4/21 04:10	66.4	↑0.2
4/21 04:20	66.6	↑0.2
4/21 04:30	66.8	↑0.2
4/21 04:40	67.0	↑0.2
4/21 04:50	67.1	↑0.1
4/21 05:00	67.2	↑0.1
4/21 05:10	67.2	0
4/21 05:20	67.3	↑0.1
4/21 05:30	67.3	0	満潮
4/21 05:40	67.3	0
4/21 05:50	67.3	0
4/21 06:00	67.2	↓-0.1
4/21 06:10	67.2	0
4/21 06:20	67.2	0
4/21 06:30	67.1	↓-0.1
4/21 06:40	67.1	0
4/21 06:50	67.0	↓-0.1
4/21 07:00	67.0	0
4/21 07:10	66.9	↓-0.1
4/21 07:20	66.8	↓-0.1
4/21 07:30	66.8	0
4/21 07:40	66.7	↓-0.1
4/21 07:50	66.7	0
4/21 08:00	66.7	0	干潮
4/21 08:10	66.7	0
4/21 08:20	66.7	0
4/21 08:30	66.8	↑0.1
4/21 08:40	66.9	↑0.1
4/21 08:50	67.1	↑0.2
4/21 09:00	67.3	↑0.2
4/21 09:10	67.6	↑0.3
4/21 09:20	68.0	↑0.4
4/21 09:30	68.4	↑0.4
4/21 09:40	69.0	↑0.6
4/21 09:50	69.6	↑0.6
4/21 10:00	70.3	↑0.7
4/21 10:10	71.1	↑0.8
4/21 10:20	72.0	↑0.9
4/21 10:30	72.9	↑0.9
4/21 10:40	74.0	↑1.1
4/21 10:50	75.1	↑1.1
4/21 11:00	76.3	↑1.2
4/21 11:10	77.5	↑1.2
4/21 11:20	78.8	↑1.3
4/21 11:30	80.1	↑1.3
4/21 11:40	81.4	↑1.3
4/21 11:50	82.8	↑1.4
4/21 12:00	84.2	↑1.4
4/21 12:10	85.6	↑1.4
4/21 12:20	86.9	↑1.3
4/21 12:30	88.3	↑1.4
4/21 12:40	89.6	↑1.3
4/21 12:50	90.8	↑1.2
4/21 13:00	92.1	↑1.3
4/21 13:10	93.2	↑1.1
4/21 13:20	94.3	↑1.1
4/21 13:30	95.3	↑1.0
4/21 13:40	96.2	↑0.9
4/21 13:50	97.1	↑0.9
4/21 14:00	97.8	↑0.7
4/21 14:10	98.4	↑0.6
4/21 14:20	98.9	↑0.5
4/21 14:30	99.3	↑0.4
4/21 14:40	99.6	↑0.3
4/21 14:50	99.7	↑0.1	満潮
4/21 15:00	99.7	0
4/21 15:10	99.5	↓-0.2
4/21 15:20	99.3	↓-0.2
4/21 15:30	98.8	↓-0.5
4/21 15:40	98.3	↓-0.5
4/21 15:50	97.6	↓-0.7
4/21 16:00	96.7	↓-0.9
4/21 16:10	95.8	↓-0.9
4/21 16:20	94.7	↓-1.1
4/21 16:30	93.5	↓-1.2
4/21 16:40	92.2	↓-1.3
4/21 16:50	90.8	↓-1.4
4/21 17:00	89.4	↓-1.4
4/21 17:10	87.8	↓-1.6
4/21 17:20	86.2	↓-1.6
4/21 17:30	84.5	↓-1.7
4/21 17:40	82.7	↓-1.8
4/21 17:50	80.9	↓-1.8
4/21 18:00	79.1	↓-1.8
4/21 18:10	77.2	↓-1.9
4/21 18:20	75.3	↓-1.9
4/21 18:30	73.4	↓-1.9
4/21 18:40	71.4	↓-2.0	最大潮位差
4/21 18:50	69.5	↓-1.9
4/21 19:00	67.5	↓-2.0	最大潮位差
4/21 19:10	65.5	↓-2.0	最大潮位差
4/21 19:20	63.6	↓-1.9
4/21 19:30	61.6	↓-2.0	最大潮位差
4/21 19:40	59.6	↓-2.0	最大潮位差
4/21 19:50	57.7	↓-1.9
4/21 20:00	55.8	↓-1.9
4/21 20:10	54.0	↓-1.8
4/21 20:20	52.1	↓-1.9
4/21 20:30	50.4	↓-1.7
4/21 20:40	48.7	↓-1.7
4/21 20:50	47.0	↓-1.7
4/21 21:00	45.5	↓-1.5
4/21 21:10	44.0	↓-1.5
4/21 21:20	42.6	↓-1.4
4/21 21:30	41.4	↓-1.2
4/21 21:40	40.2	↓-1.2
4/21 21:50	39.1	↓-1.1
4/21 22:00	38.2	↓-0.9
4/21 22:10	37.3	↓-0.9
4/21 22:20	36.6	↓-0.7
4/21 22:30	36.0	↓-0.6
4/21 22:40	35.5	↓-0.5
4/21 22:50	35.1	↓-0.4
4/21 23:00	34.8	↓-0.3
4/21 23:10	34.7	↓-0.1
4/21 23:20	34.6	↓-0.1	干潮
4/21 23:30	34.7	↑0.1
4/21 23:40	34.8	↑0.1
4/21 23:50	35.1	↑0.3