20 (水)	01:48	06:30	13:09	21:01
	84cm	57cm	110cm	40cm
小潮 出 05:42 入 18:53 出 10:25 入 00:02

八幡（福岡）2067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	72.1	↑1.9
4/20 00:10	73.9	↑1.8
4/20 00:20	75.6	↑1.7
4/20 00:30	77.1	↑1.5
4/20 00:40	78.5	↑1.4
4/20 00:50	79.8	↑1.3
4/20 01:00	80.8	↑1.0
4/20 01:10	81.7	↑0.9
4/20 01:20	82.3	↑0.6
4/20 01:30	82.8	↑0.5
4/20 01:40	83.1	↑0.3	満潮
4/20 01:50	83.1	0
4/20 02:00	83.0	↓-0.1
4/20 02:10	82.6	↓-0.4
4/20 02:20	82.0	↓-0.6
4/20 02:30	81.3	↓-0.7
4/20 02:40	80.4	↓-0.9
4/20 02:50	79.3	↓-1.1
4/20 03:00	78.1	↓-1.2
4/20 03:10	76.7	↓-1.4
4/20 03:20	75.3	↓-1.4
4/20 03:30	73.8	↓-1.5
4/20 03:40	72.3	↓-1.5
4/20 03:50	70.7	↓-1.6
4/20 04:00	69.2	↓-1.5
4/20 04:10	67.7	↓-1.5
4/20 04:20	66.2	↓-1.5
4/20 04:30	64.8	↓-1.4
4/20 04:40	63.5	↓-1.3
4/20 04:50	62.3	↓-1.2
4/20 05:00	61.3	↓-1.0
4/20 05:10	60.3	↓-1.0
4/20 05:20	59.4	↓-0.9
4/20 05:30	58.7	↓-0.7
4/20 05:40	58.1	↓-0.6
4/20 05:50	57.6	↓-0.5
4/20 06:00	57.2	↓-0.4
4/20 06:10	56.9	↓-0.3
4/20 06:20	56.8	↓-0.1	干潮
4/20 06:30	56.7	↓-0.1	干潮
4/20 06:40	56.8	↑0.1
4/20 06:50	57.0	↑0.2
4/20 07:00	57.3	↑0.3
4/20 07:10	57.7	↑0.4
4/20 07:20	58.2	↑0.5
4/20 07:30	58.9	↑0.7
4/20 07:40	59.6	↑0.7
4/20 07:50	60.6	↑1.0
4/20 08:00	61.6	↑1.0
4/20 08:10	62.8	↑1.2
4/20 08:20	64.1	↑1.3
4/20 08:30	65.5	↑1.4
4/20 08:40	67.1	↑1.6
4/20 08:50	68.8	↑1.7
4/20 09:00	70.6	↑1.8
4/20 09:10	72.6	↑2.0
4/20 09:20	74.6	↑2.0
4/20 09:30	76.7	↑2.1
4/20 09:40	78.8	↑2.1
4/20 09:50	81.0	↑2.2
4/20 10:00	83.2	↑2.2
4/20 10:10	85.5	↑2.3
4/20 10:20	87.7	↑2.2
4/20 10:30	89.8	↑2.1
4/20 10:40	92.0	↑2.2
4/20 10:50	94.0	↑2.0
4/20 11:00	96.0	↑2.0
4/20 11:10	97.8	↑1.8
4/20 11:20	99.6	↑1.8
4/20 11:30	101.2	↑1.6
4/20 11:40	102.7	↑1.5
4/20 11:50	104.0	↑1.3
4/20 12:00	105.2	↑1.2
4/20 12:10	106.3	↑1.1
4/20 12:20	107.2	↑0.9
4/20 12:30	107.9	↑0.7
4/20 12:40	108.5	↑0.6
4/20 12:50	108.9	↑0.4
4/20 13:00	109.1	↑0.2	満潮
4/20 13:10	109.1	0
4/20 13:20	109.0	↓-0.1
4/20 13:30	108.7	↓-0.3
4/20 13:40	108.2	↓-0.5
4/20 13:50	107.5	↓-0.7
4/20 14:00	106.6	↓-0.9
4/20 14:10	105.6	↓-1.0
4/20 14:20	104.4	↓-1.2
4/20 14:30	103.0	↓-1.4
4/20 14:40	101.4	↓-1.6
4/20 14:50	99.7	↓-1.7
4/20 15:00	97.9	↓-1.8
4/20 15:10	95.9	↓-2.0
4/20 15:20	93.9	↓-2.0
4/20 15:30	91.7	↓-2.2
4/20 15:40	89.5	↓-2.2
4/20 15:50	87.2	↓-2.3
4/20 16:00	84.9	↓-2.3
4/20 16:10	82.6	↓-2.3
4/20 16:20	80.2	↓-2.4	最大潮位差
4/20 16:30	77.9	↓-2.3
4/20 16:40	75.6	↓-2.3
4/20 16:50	73.4	↓-2.2
4/20 17:00	71.2	↓-2.2
4/20 17:10	69.0	↓-2.2
4/20 17:20	67.0	↓-2.0
4/20 17:30	64.9	↓-2.1
4/20 17:40	63.0	↓-1.9
4/20 17:50	61.1	↓-1.9
4/20 18:00	59.3	↓-1.8
4/20 18:10	57.5	↓-1.8
4/20 18:20	55.7	↓-1.8
4/20 18:30	54.1	↓-1.6
4/20 18:40	52.5	↓-1.6
4/20 18:50	50.9	↓-1.6
4/20 19:00	49.4	↓-1.5
4/20 19:10	48.0	↓-1.4
4/20 19:20	46.6	↓-1.4
4/20 19:30	45.4	↓-1.2
4/20 19:40	44.2	↓-1.2
4/20 19:50	43.1	↓-1.1
4/20 20:00	42.1	↓-1.0
4/20 20:10	41.3	↓-0.8
4/20 20:20	40.6	↓-0.7
4/20 20:30	40.0	↓-0.6
4/20 20:40	39.6	↓-0.4
4/20 20:50	39.3	↓-0.3
4/20 21:00	39.2	↓-0.1	干潮
4/20 21:10	39.3	↑0.1
4/20 21:20	39.6	↑0.3
4/20 21:30	40.0	↑0.4
4/20 21:40	40.6	↑0.6
4/20 21:50	41.3	↑0.7
4/20 22:00	42.2	↑0.9
4/20 22:10	43.3	↑1.1
4/20 22:20	44.4	↑1.1
4/20 22:30	45.7	↑1.3
4/20 22:40	47.1	↑1.4
4/20 22:50	48.5	↑1.4
4/20 23:00	50.0	↑1.5
4/20 23:10	51.6	↑1.6
4/20 23:20	53.2	↑1.6
4/20 23:30	54.8	↑1.6
4/20 23:40	56.5	↑1.7
4/20 23:50	58.2	↑1.7