20 (水)	09:05	03:00	21:33	15:23
	133cm	20cm	128cm	0cm
大潮 出 05:42 入 18:53 出 04:34 入 17:41 潮干狩り ◎ 13:15～17:24

八幡（福岡）2050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	63.2	↓-4.2
4/20 00:10	59.1	↓-4.1
4/20 00:20	55.1	↓-4.0
4/20 00:30	51.3	↓-3.8
4/20 00:40	47.6	↓-3.7
4/20 00:50	44.1	↓-3.5
4/20 01:00	40.7	↓-3.4
4/20 01:10	37.6	↓-3.1
4/20 01:20	34.6	↓-3.0
4/20 01:30	31.9	↓-2.7
4/20 01:40	29.4	↓-2.5
4/20 01:50	27.1	↓-2.3
4/20 02:00	25.1	↓-2.0
4/20 02:10	23.4	↓-1.7
4/20 02:20	22.0	↓-1.4
4/20 02:30	20.9	↓-1.1
4/20 02:40	20.0	↓-0.9
4/20 02:50	19.6	↓-0.4	干潮
4/20 03:00	19.4	↓-0.2	干潮
4/20 03:10	19.7	↑0.3
4/20 03:20	20.3	↑0.6
4/20 03:30	21.3	↑1.0
4/20 03:40	22.6	↑1.3
4/20 03:50	24.3	↑1.7
4/20 04:00	26.4	↑2.1
4/20 04:10	28.9	↑2.5
4/20 04:20	31.7	↑2.8
4/20 04:30	34.8	↑3.1
4/20 04:40	38.2	↑3.4
4/20 04:50	41.9	↑3.7
4/20 05:00	45.8	↑3.9
4/20 05:10	50.0	↑4.2
4/20 05:20	54.3	↑4.3
4/20 05:30	58.8	↑4.5
4/20 05:40	63.4	↑4.6
4/20 05:50	68.0	↑4.6
4/20 06:00	72.8	↑4.8
4/20 06:10	77.5	↑4.7
4/20 06:20	82.3	↑4.8
4/20 06:30	87.0	↑4.7
4/20 06:40	91.7	↑4.7
4/20 06:50	96.2	↑4.5
4/20 07:00	100.7	↑4.5
4/20 07:10	104.9	↑4.2
4/20 07:20	109.0	↑4.1
4/20 07:30	112.9	↑3.9
4/20 07:40	116.5	↑3.6
4/20 07:50	119.8	↑3.3
4/20 08:00	122.8	↑3.0
4/20 08:10	125.4	↑2.6
4/20 08:20	127.7	↑2.3
4/20 08:30	129.6	↑1.9
4/20 08:40	131.0	↑1.4
4/20 08:50	131.9	↑0.9
4/20 09:00	132.4	↑0.5	満潮
4/20 09:10	132.4	0
4/20 09:20	131.8	↓-0.6
4/20 09:30	130.8	↓-1.0
4/20 09:40	129.2	↓-1.6
4/20 09:50	127.1	↓-2.1
4/20 10:00	124.6	↓-2.5
4/20 10:10	121.6	↓-3.0
4/20 10:20	118.1	↓-3.5
4/20 10:30	114.3	↓-3.8
4/20 10:40	110.1	↓-4.2
4/20 10:50	105.5	↓-4.6
4/20 11:00	100.7	↓-4.8
4/20 11:10	95.7	↓-5.0
4/20 11:20	90.5	↓-5.2
4/20 11:30	85.1	↓-5.4
4/20 11:40	79.7	↓-5.4
4/20 11:50	74.2	↓-5.5	最大潮位差
4/20 12:00	68.7	↓-5.5	最大潮位差
4/20 12:10	63.2	↓-5.5	最大潮位差
4/20 12:20	57.8	↓-5.4
4/20 12:30	52.6	↓-5.2
4/20 12:40	47.4	↓-5.2
4/20 12:50	42.4	↓-5.0
4/20 13:00	37.6	↓-4.8
4/20 13:10	32.9	↓-4.7
4/20 13:20	28.5	↓-4.4
4/20 13:30	24.3	↓-4.2
4/20 13:40	20.4	↓-3.9
4/20 13:50	16.8	↓-3.6
4/20 14:00	13.4	↓-3.4
4/20 14:10	10.4	↓-3.0
4/20 14:20	7.7	↓-2.7
4/20 14:30	5.3	↓-2.4
4/20 14:40	3.3	↓-2.0
4/20 14:50	1.7	↓-1.6
4/20 15:00	0.5	↓-1.2
4/20 15:10	-0.2	↓-0.7
4/20 15:20	-0.6	↓-0.4	干潮
4/20 15:30	-0.4	↑0.2
4/20 15:40	0.1	↑0.5
4/20 15:50	1.2	↑1.1
4/20 16:00	2.7	↑1.5
4/20 16:10	4.6	↑1.9
4/20 16:20	7.0	↑2.4
4/20 16:30	9.8	↑2.8
4/20 16:40	13.0	↑3.2
4/20 16:50	16.6	↑3.6
4/20 17:00	20.6	↑4.0
4/20 17:10	24.8	↑4.2
4/20 17:20	29.3	↑4.5
4/20 17:30	34.0	↑4.7
4/20 17:40	39.0	↑5.0
4/20 17:50	44.1	↑5.1
4/20 18:00	49.3	↑5.2
4/20 18:10	54.6	↑5.3
4/20 18:20	60.0	↑5.4
4/20 18:30	65.3	↑5.3
4/20 18:40	70.7	↑5.4
4/20 18:50	75.9	↑5.2
4/20 19:00	81.1	↑5.2
4/20 19:10	86.2	↑5.1
4/20 19:20	91.1	↑4.9
4/20 19:30	95.8	↑4.7
4/20 19:40	100.3	↑4.5
4/20 19:50	104.6	↑4.3
4/20 20:00	108.6	↑4.0
4/20 20:10	112.2	↑3.6
4/20 20:20	115.6	↑3.4
4/20 20:30	118.6	↑3.0
4/20 20:40	121.2	↑2.6
4/20 20:50	123.4	↑2.2
4/20 21:00	125.1	↑1.7
4/20 21:10	126.4	↑1.3
4/20 21:20	127.2	↑0.8
4/20 21:30	127.5	↑0.3	満潮
4/20 21:40	127.4	↓-0.1
4/20 21:50	126.7	↓-0.7
4/20 22:00	125.6	↓-1.1
4/20 22:10	124.0	↓-1.6
4/20 22:20	121.9	↓-2.1
4/20 22:30	119.5	↓-2.4
4/20 22:40	116.6	↓-2.9
4/20 22:50	113.4	↓-3.2
4/20 23:00	109.8	↓-3.6
4/20 23:10	106.0	↓-3.8
4/20 23:20	102.0	↓-4.0
4/20 23:30	97.7	↓-4.3
4/20 23:40	93.3	↓-4.4
4/20 23:50	88.9	↓-4.4