20 (金)	09:21	03:23	22:07	15:49
	140cm	18cm	129cm	-6cm
大潮 出 05:42 入 18:53 出 18:31 入 04:50 潮干狩り ◎ 13:29～18:02

八幡（福岡）2046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	78.7	↓-4.7
4/20 00:10	73.9	↓-4.8
4/20 00:20	69.1	↓-4.8
4/20 00:30	64.5	↓-4.6
4/20 00:40	59.9	↓-4.6
4/20 00:50	55.5	↓-4.4
4/20 01:00	51.2	↓-4.3
4/20 01:10	47.1	↓-4.1
4/20 01:20	43.1	↓-4.0
4/20 01:30	39.4	↓-3.7
4/20 01:40	35.9	↓-3.5
4/20 01:50	32.7	↓-3.2
4/20 02:00	29.7	↓-3.0
4/20 02:10	27.0	↓-2.7
4/20 02:20	24.6	↓-2.4
4/20 02:30	22.5	↓-2.1
4/20 02:40	20.7	↓-1.8
4/20 02:50	19.3	↓-1.4
4/20 03:00	18.2	↓-1.1
4/20 03:10	17.5	↓-0.7
4/20 03:20	17.3	↓-0.2	干潮
4/20 03:30	17.4	↑0.1
4/20 03:40	18.0	↑0.6
4/20 03:50	18.9	↑0.9
4/20 04:00	20.4	↑1.5
4/20 04:10	22.2	↑1.8
4/20 04:20	24.5	↑2.3
4/20 04:30	27.2	↑2.7
4/20 04:40	30.2	↑3.0
4/20 04:50	33.7	↑3.5
4/20 05:00	37.5	↑3.8
4/20 05:10	41.6	↑4.1
4/20 05:20	46.0	↑4.4
4/20 05:30	50.6	↑4.6
4/20 05:40	55.5	↑4.9
4/20 05:50	60.5	↑5.0
4/20 06:00	65.6	↑5.1
4/20 06:10	70.9	↑5.3
4/20 06:20	76.2	↑5.3
4/20 06:30	81.5	↑5.3
4/20 06:40	86.8	↑5.3
4/20 06:50	92.0	↑5.2
4/20 07:00	97.1	↑5.1
4/20 07:10	102.0	↑4.9
4/20 07:20	106.8	↑4.8
4/20 07:30	111.4	↑4.6
4/20 07:40	115.7	↑4.3
4/20 07:50	119.8	↑4.1
4/20 08:00	123.6	↑3.8
4/20 08:10	127.0	↑3.4
4/20 08:20	130.1	↑3.1
4/20 08:30	132.7	↑2.6
4/20 08:40	135.0	↑2.3
4/20 08:50	136.7	↑1.7
4/20 09:00	138.0	↑1.3
4/20 09:10	138.8	↑0.8
4/20 09:20	139.1	↑0.3	満潮
4/20 09:30	138.9	↓-0.2
4/20 09:40	138.1	↓-0.8
4/20 09:50	136.8	↓-1.3
4/20 10:00	134.9	↓-1.9
4/20 10:10	132.5	↓-2.4
4/20 10:20	129.6	↓-2.9
4/20 10:30	126.2	↓-3.4
4/20 10:40	122.4	↓-3.8
4/20 10:50	118.1	↓-4.3
4/20 11:00	113.5	↓-4.6
4/20 11:10	108.5	↓-5.0
4/20 11:20	103.2	↓-5.3
4/20 11:30	97.7	↓-5.5
4/20 11:40	92.0	↓-5.7
4/20 11:50	86.2	↓-5.8
4/20 12:00	80.3	↓-5.9
4/20 12:10	74.3	↓-6.0	最大潮位差
4/20 12:20	68.4	↓-5.9
4/20 12:30	62.5	↓-5.9
4/20 12:40	56.7	↓-5.8
4/20 12:50	51.0	↓-5.7
4/20 13:00	45.5	↓-5.5
4/20 13:10	40.1	↓-5.4
4/20 13:20	35.0	↓-5.1
4/20 13:30	30.1	↓-4.9
4/20 13:40	25.4	↓-4.7
4/20 13:50	21.0	↓-4.4
4/20 14:00	16.9	↓-4.1
4/20 14:10	13.0	↓-3.9
4/20 14:20	9.5	↓-3.5
4/20 14:30	6.3	↓-3.2
4/20 14:40	3.4	↓-2.9
4/20 14:50	0.8	↓-2.6
4/20 15:00	-1.4	↓-2.2
4/20 15:10	-3.2	↓-1.8
4/20 15:20	-4.6	↓-1.4
4/20 15:30	-5.6	↓-1.0
4/20 15:40	-6.1	↓-0.5	干潮
4/20 15:50	-6.3	↓-0.2
4/20 16:00	-6.0	↑0.3
4/20 16:10	-5.2	↑0.8
4/20 16:20	-4.0	↑1.2
4/20 16:30	-2.4	↑1.6
4/20 16:40	-0.3	↑2.1
4/20 16:50	2.2	↑2.5
4/20 17:00	5.2	↑3.0
4/20 17:10	8.5	↑3.3
4/20 17:20	12.2	↑3.7
4/20 17:30	16.2	↑4.0
4/20 17:40	20.5	↑4.3
4/20 17:50	25.2	↑4.7
4/20 18:00	30.0	↑4.8
4/20 18:10	35.1	↑5.1
4/20 18:20	40.3	↑5.2
4/20 18:30	45.7	↑5.4
4/20 18:40	51.1	↑5.4
4/20 18:50	56.6	↑5.5
4/20 19:00	62.1	↑5.5
4/20 19:10	67.6	↑5.5
4/20 19:20	73.1	↑5.5
4/20 19:30	78.5	↑5.4
4/20 19:40	83.8	↑5.3
4/20 19:50	88.9	↑5.1
4/20 20:00	93.9	↑5.0
4/20 20:10	98.6	↑4.7
4/20 20:20	103.1	↑4.5
4/20 20:30	107.4	↑4.3
4/20 20:40	111.3	↑3.9
4/20 20:50	115.0	↑3.7
4/20 21:00	118.2	↑3.2
4/20 21:10	121.1	↑2.9
4/20 21:20	123.5	↑2.4
4/20 21:30	125.6	↑2.1
4/20 21:40	127.1	↑1.5
4/20 21:50	128.2	↑1.1
4/20 22:00	128.7	↑0.5	満潮
4/20 22:10	128.8	↑0.1
4/20 22:20	128.4	↓-0.4
4/20 22:30	127.4	↓-1.0
4/20 22:40	126.0	↓-1.4
4/20 22:50	124.1	↓-1.9
4/20 23:00	121.7	↓-2.4
4/20 23:10	118.9	↓-2.8
4/20 23:20	115.8	↓-3.1
4/20 23:30	112.3	↓-3.5
4/20 23:40	108.4	↓-3.9
4/20 23:50	104.4	↓-4.0