20 (火)	07:41	01:26	19:32	13:23
	100cm	29cm	110cm	37cm
若潮 出 05:42 入 18:53 出 03:00 入 14:51

八幡（福岡）2066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	36.1	↓-1.7
4/20 00:10	34.5	↓-1.6
4/20 00:20	33.1	↓-1.4
4/20 00:30	31.8	↓-1.3
4/20 00:40	30.8	↓-1.0
4/20 00:50	29.9	↓-0.9
4/20 01:00	29.2	↓-0.7
4/20 01:10	28.8	↓-0.4
4/20 01:20	28.6	↓-0.2	干潮
4/20 01:30	28.6	0
4/20 01:40	28.8	↑0.2
4/20 01:50	29.2	↑0.4
4/20 02:00	29.9	↑0.7
4/20 02:10	30.8	↑0.9
4/20 02:20	31.9	↑1.1
4/20 02:30	33.3	↑1.4
4/20 02:40	34.8	↑1.5
4/20 02:50	36.5	↑1.7
4/20 03:00	38.4	↑1.9
4/20 03:10	40.5	↑2.1
4/20 03:20	42.8	↑2.3
4/20 03:30	45.1	↑2.3
4/20 03:40	47.7	↑2.6
4/20 03:50	50.3	↑2.6
4/20 04:00	53.0	↑2.7
4/20 04:10	55.8	↑2.8
4/20 04:20	58.7	↑2.9
4/20 04:30	61.6	↑2.9
4/20 04:40	64.5	↑2.9
4/20 04:50	67.4	↑2.9
4/20 05:00	70.3	↑2.9
4/20 05:10	73.2	↑2.9
4/20 05:20	76.1	↑2.9
4/20 05:30	78.9	↑2.8
4/20 05:40	81.6	↑2.7
4/20 05:50	84.1	↑2.5
4/20 06:00	86.6	↑2.5
4/20 06:10	88.9	↑2.3
4/20 06:20	91.0	↑2.1
4/20 06:30	92.9	↑1.9
4/20 06:40	94.7	↑1.8
4/20 06:50	96.2	↑1.5
4/20 07:00	97.4	↑1.2
4/20 07:10	98.4	↑1.0
4/20 07:20	99.1	↑0.7
4/20 07:30	99.5	↑0.4
4/20 07:40	99.7	↑0.2	満潮
4/20 07:50	99.5	↓-0.2
4/20 08:00	99.1	↓-0.4
4/20 08:10	98.4	↓-0.7
4/20 08:20	97.4	↓-1.0
4/20 08:30	96.1	↓-1.3
4/20 08:40	94.6	↓-1.5
4/20 08:50	92.8	↓-1.8
4/20 09:00	90.9	↓-1.9
4/20 09:10	88.7	↓-2.2
4/20 09:20	86.4	↓-2.3
4/20 09:30	83.9	↓-2.5
4/20 09:40	81.3	↓-2.6
4/20 09:50	78.6	↓-2.7
4/20 10:00	75.8	↓-2.8
4/20 10:10	73.0	↓-2.8
4/20 10:20	70.1	↓-2.9
4/20 10:30	67.3	↓-2.8
4/20 10:40	64.5	↓-2.8
4/20 10:50	61.7	↓-2.8
4/20 11:00	59.0	↓-2.7
4/20 11:10	56.4	↓-2.6
4/20 11:20	53.8	↓-2.6
4/20 11:30	51.4	↓-2.4
4/20 11:40	49.1	↓-2.3
4/20 11:50	47.0	↓-2.1
4/20 12:00	45.0	↓-2.0
4/20 12:10	43.3	↓-1.7
4/20 12:20	41.7	↓-1.6
4/20 12:30	40.3	↓-1.4
4/20 12:40	39.1	↓-1.2
4/20 12:50	38.2	↓-0.9
4/20 13:00	37.5	↓-0.7
4/20 13:10	37.0	↓-0.5
4/20 13:20	36.8	↓-0.2	干潮
4/20 13:30	36.9	↑0.1
4/20 13:40	37.2	↑0.3
4/20 13:50	37.8	↑0.6
4/20 14:00	38.7	↑0.9
4/20 14:10	39.8	↑1.1
4/20 14:20	41.2	↑1.4
4/20 14:30	42.8	↑1.6
4/20 14:40	44.6	↑1.8
4/20 14:50	46.6	↑2.0
4/20 15:00	48.8	↑2.2
4/20 15:10	51.2	↑2.4
4/20 15:20	53.8	↑2.6
4/20 15:30	56.5	↑2.7
4/20 15:40	59.3	↑2.8
4/20 15:50	62.2	↑2.9
4/20 16:00	65.2	↑3.0
4/20 16:10	68.2	↑3.0
4/20 16:20	71.2	↑3.0
4/20 16:30	74.3	↑3.1
4/20 16:40	77.3	↑3.0
4/20 16:50	80.3	↑3.0
4/20 17:00	83.2	↑2.9
4/20 17:10	86.1	↑2.9
4/20 17:20	88.9	↑2.8
4/20 17:30	91.6	↑2.7
4/20 17:40	94.2	↑2.6
4/20 17:50	96.6	↑2.4
4/20 18:00	98.8	↑2.2
4/20 18:10	100.9	↑2.1
4/20 18:20	102.8	↑1.9
4/20 18:30	104.5	↑1.7
4/20 18:40	106.0	↑1.5
4/20 18:50	107.2	↑1.2
4/20 19:00	108.2	↑1.0
4/20 19:10	108.9	↑0.7
4/20 19:20	109.4	↑0.5
4/20 19:30	109.5	↑0.1	満潮
4/20 19:40	109.4	↓-0.1
4/20 19:50	109.0	↓-0.4
4/20 20:00	108.3	↓-0.7
4/20 20:10	107.4	↓-0.9
4/20 20:20	106.1	↓-1.3
4/20 20:30	104.6	↓-1.5
4/20 20:40	102.9	↓-1.7
4/20 20:50	100.9	↓-2.0
4/20 21:00	98.7	↓-2.2
4/20 21:10	96.3	↓-2.4
4/20 21:20	93.7	↓-2.6
4/20 21:30	91.0	↓-2.7
4/20 21:40	88.2	↓-2.8
4/20 21:50	85.2	↓-3.0
4/20 22:00	82.2	↓-3.0
4/20 22:10	79.1	↓-3.1
4/20 22:20	76.0	↓-3.1
4/20 22:30	72.8	↓-3.2	最大潮位差
4/20 22:40	69.7	↓-3.1
4/20 22:50	66.6	↓-3.1
4/20 23:00	63.5	↓-3.1
4/20 23:10	60.5	↓-3.0
4/20 23:20	57.5	↓-3.0
4/20 23:30	54.6	↓-2.9
4/20 23:40	51.8	↓-2.8
4/20 23:50	49.1	↓-2.7