20 (月)	08:49	02:44	20:47	14:40
	110cm	31cm	117cm	28cm
中潮 出 05:41 入 18:53 出 04:31 入 16:18 潮干狩り ○ 13:58～15:21

若松（福岡）2020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	59.5	↓-2.8
4/20 00:10	56.7	↓-2.8
4/20 00:20	53.9	↓-2.8
4/20 00:30	51.2	↓-2.7
4/20 00:40	48.7	↓-2.5
4/20 00:50	46.2	↓-2.5
4/20 01:00	43.8	↓-2.4
4/20 01:10	41.6	↓-2.2
4/20 01:20	39.6	↓-2.0
4/20 01:30	37.7	↓-1.9
4/20 01:40	36.1	↓-1.6
4/20 01:50	34.6	↓-1.5
4/20 02:00	33.4	↓-1.2
4/20 02:10	32.4	↓-1.0
4/20 02:20	31.6	↓-0.8
4/20 02:30	31.1	↓-0.5
4/20 02:40	30.9	↓-0.2	干潮
4/20 02:50	31.0	↑0.1
4/20 03:00	31.3	↑0.3
4/20 03:10	31.9	↑0.6
4/20 03:20	32.8	↑0.9
4/20 03:30	33.9	↑1.1
4/20 03:40	35.2	↑1.3
4/20 03:50	36.8	↑1.6
4/20 04:00	38.6	↑1.8
4/20 04:10	40.7	↑2.1
4/20 04:20	42.9	↑2.2
4/20 04:30	45.3	↑2.4
4/20 04:40	47.8	↑2.5
4/20 04:50	50.5	↑2.7
4/20 05:00	53.4	↑2.9
4/20 05:10	56.3	↑2.9
4/20 05:20	59.4	↑3.1
4/20 05:30	62.5	↑3.1
4/20 05:40	65.7	↑3.2
4/20 05:50	68.9	↑3.2
4/20 06:00	72.2	↑3.3
4/20 06:10	75.5	↑3.3
4/20 06:20	78.8	↑3.3
4/20 06:30	82.1	↑3.3
4/20 06:40	85.3	↑3.2
4/20 06:50	88.5	↑3.2
4/20 07:00	91.5	↑3.0
4/20 07:10	94.4	↑2.9
4/20 07:20	97.1	↑2.7
4/20 07:30	99.7	↑2.6
4/20 07:40	102.0	↑2.3
4/20 07:50	104.1	↑2.1
4/20 08:00	105.9	↑1.8
4/20 08:10	107.3	↑1.4
4/20 08:20	108.5	↑1.2
4/20 08:30	109.3	↑0.8
4/20 08:40	109.8	↑0.5	満潮
4/20 08:50	109.9	↑0.1
4/20 09:00	109.6	↓-0.3
4/20 09:10	109.0	↓-0.6
4/20 09:20	108.0	↓-1.0
4/20 09:30	106.7	↓-1.3
4/20 09:40	105.1	↓-1.6
4/20 09:50	103.1	↓-2.0
4/20 10:00	100.9	↓-2.2
4/20 10:10	98.4	↓-2.5
4/20 10:20	95.7	↓-2.7
4/20 10:30	92.8	↓-2.9
4/20 10:40	89.7	↓-3.1
4/20 10:50	86.5	↓-3.2
4/20 11:00	83.1	↓-3.4
4/20 11:10	79.7	↓-3.4
4/20 11:20	76.2	↓-3.5
4/20 11:30	72.7	↓-3.5
4/20 11:40	69.2	↓-3.5
4/20 11:50	65.6	↓-3.6
4/20 12:00	62.1	↓-3.5
4/20 12:10	58.7	↓-3.4
4/20 12:20	55.3	↓-3.4
4/20 12:30	52.1	↓-3.2
4/20 12:40	48.9	↓-3.2
4/20 12:50	45.9	↓-3.0
4/20 13:00	43.0	↓-2.9
4/20 13:10	40.3	↓-2.7
4/20 13:20	37.8	↓-2.5
4/20 13:30	35.6	↓-2.2
4/20 13:40	33.6	↓-2.0
4/20 13:50	31.8	↓-1.8
4/20 14:00	30.4	↓-1.4
4/20 14:10	29.2	↓-1.2
4/20 14:20	28.4	↓-0.8
4/20 14:30	27.9	↓-0.5	干潮
4/20 14:40	27.8	↓-0.1	干潮
4/20 14:50	28.0	↑0.2
4/20 15:00	28.5	↑0.5
4/20 15:10	29.4	↑0.9
4/20 15:20	30.6	↑1.2
4/20 15:30	32.2	↑1.6
4/20 15:40	34.0	↑1.8
4/20 15:50	36.1	↑2.1
4/20 16:00	38.5	↑2.4
4/20 16:10	41.2	↑2.7
4/20 16:20	44.0	↑2.8
4/20 16:30	47.1	↑3.1
4/20 16:40	50.3	↑3.2
4/20 16:50	53.6	↑3.3
4/20 17:00	57.0	↑3.4
4/20 17:10	60.6	↑3.6
4/20 17:20	64.1	↑3.5
4/20 17:30	67.8	↑3.7	最大潮位差
4/20 17:40	71.4	↑3.6
4/20 17:50	75.0	↑3.6
4/20 18:00	78.6	↑3.6
4/20 18:10	82.2	↑3.6
4/20 18:20	85.7	↑3.5
4/20 18:30	89.1	↑3.4
4/20 18:40	92.4	↑3.3
4/20 18:50	95.6	↑3.2
4/20 19:00	98.6	↑3.0
4/20 19:10	101.5	↑2.9
4/20 19:20	104.2	↑2.7
4/20 19:30	106.6	↑2.4
4/20 19:40	108.9	↑2.3
4/20 19:50	110.8	↑1.9
4/20 20:00	112.5	↑1.7
4/20 20:10	113.9	↑1.4
4/20 20:20	115.0	↑1.1
4/20 20:30	115.7	↑0.7
4/20 20:40	116.1	↑0.4	満潮
4/20 20:50	116.1	0
4/20 21:00	115.8	↓-0.3
4/20 21:10	115.1	↓-0.7
4/20 21:20	114.1	↓-1.0
4/20 21:30	112.7	↓-1.4
4/20 21:40	111.0	↓-1.7
4/20 21:50	109.1	↓-1.9
4/20 22:00	106.8	↓-2.3
4/20 22:10	104.3	↓-2.5
4/20 22:20	101.6	↓-2.7
4/20 22:30	98.7	↓-2.9
4/20 22:40	95.6	↓-3.1
4/20 22:50	92.4	↓-3.2
4/20 23:00	89.1	↓-3.3
4/20 23:10	85.7	↓-3.4
4/20 23:20	82.3	↓-3.4
4/20 23:30	78.8	↓-3.5
4/20 23:40	75.3	↓-3.5
4/20 23:50	71.9	↓-3.4