20 (水)	09:58	03:52	22:34	16:20
	141cm	15cm	133cm	-10cm
大潮 出 05:41 入 18:53 出 05:35 入 19:08 潮干狩り ◎ 13:57～18:35

八幡（福岡）2061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	93.1	↓-5.0
4/20 00:10	88.0	↓-5.1
4/20 00:20	82.8	↓-5.2
4/20 00:30	77.6	↓-5.2
4/20 00:40	72.5	↓-5.1
4/20 00:50	67.4	↓-5.1
4/20 01:00	62.4	↓-5.0
4/20 01:10	57.6	↓-4.8
4/20 01:20	52.9	↓-4.7
4/20 01:30	48.4	↓-4.5
4/20 01:40	44.2	↓-4.2
4/20 01:50	40.1	↓-4.1
4/20 02:00	36.4	↓-3.7
4/20 02:10	32.9	↓-3.5
4/20 02:20	29.7	↓-3.2
4/20 02:30	26.7	↓-3.0
4/20 02:40	24.1	↓-2.6
4/20 02:50	21.7	↓-2.4
4/20 03:00	19.7	↓-2.0
4/20 03:10	18.0	↓-1.7
4/20 03:20	16.7	↓-1.3
4/20 03:30	15.7	↓-1.0
4/20 03:40	15.1	↓-0.6
4/20 03:50	14.8	↓-0.3	干潮
4/20 04:00	15.0	↑0.2
4/20 04:10	15.5	↑0.5
4/20 04:20	16.5	↑1.0
4/20 04:30	17.9	↑1.4
4/20 04:40	19.6	↑1.7
4/20 04:50	21.8	↑2.2
4/20 05:00	24.4	↑2.6
4/20 05:10	27.4	↑3.0
4/20 05:20	30.8	↑3.4
4/20 05:30	34.5	↑3.7
4/20 05:40	38.6	↑4.1
4/20 05:50	42.9	↑4.3
4/20 06:00	47.6	↑4.7
4/20 06:10	52.4	↑4.8
4/20 06:20	57.5	↑5.1
4/20 06:30	62.7	↑5.2
4/20 06:40	68.0	↑5.3
4/20 06:50	73.3	↑5.3
4/20 07:00	78.8	↑5.5
4/20 07:10	84.2	↑5.4
4/20 07:20	89.5	↑5.3
4/20 07:30	94.8	↑5.3
4/20 07:40	99.9	↑5.1
4/20 07:50	104.9	↑5.0
4/20 08:00	109.6	↑4.7
4/20 08:10	114.2	↑4.6
4/20 08:20	118.5	↑4.3
4/20 08:30	122.4	↑3.9
4/20 08:40	126.1	↑3.7
4/20 08:50	129.4	↑3.3
4/20 09:00	132.4	↑3.0
4/20 09:10	134.9	↑2.5
4/20 09:20	137.0	↑2.1
4/20 09:30	138.6	↑1.6
4/20 09:40	139.7	↑1.1
4/20 09:50	140.3	↑0.6	満潮
4/20 10:00	140.4	↑0.1
4/20 10:10	140.0	↓-0.4
4/20 10:20	139.0	↓-1.0
4/20 10:30	137.4	↓-1.6
4/20 10:40	135.3	↓-2.1
4/20 10:50	132.7	↓-2.6
4/20 11:00	129.5	↓-3.2
4/20 11:10	125.9	↓-3.6
4/20 11:20	121.7	↓-4.2
4/20 11:30	117.1	↓-4.6
4/20 11:40	112.1	↓-5.0
4/20 11:50	106.8	↓-5.3
4/20 12:00	101.2	↓-5.6
4/20 12:10	95.3	↓-5.9
4/20 12:20	89.2	↓-6.1
4/20 12:30	82.9	↓-6.3
4/20 12:40	76.6	↓-6.3
4/20 12:50	70.3	↓-6.3
4/20 13:00	63.9	↓-6.4	最大潮位差
4/20 13:10	57.7	↓-6.2
4/20 13:20	51.5	↓-6.2
4/20 13:30	45.5	↓-6.0
4/20 13:40	39.7	↓-5.8
4/20 13:50	34.1	↓-5.6
4/20 14:00	28.7	↓-5.4
4/20 14:10	23.6	↓-5.1
4/20 14:20	18.8	↓-4.8
4/20 14:30	14.3	↓-4.5
4/20 14:40	10.1	↓-4.2
4/20 14:50	6.3	↓-3.8
4/20 15:00	2.8	↓-3.5
4/20 15:10	-0.4	↓-3.2
4/20 15:20	-3.1	↓-2.7
4/20 15:30	-5.5	↓-2.4
4/20 15:40	-7.4	↓-1.9
4/20 15:50	-9.0	↓-1.6
4/20 16:00	-10.1	↓-1.1
4/20 16:10	-10.7	↓-0.6	干潮
4/20 16:20	-10.9	↓-0.2	干潮
4/20 16:30	-10.6	↑0.3
4/20 16:40	-9.9	↑0.7
4/20 16:50	-8.6	↑1.3
4/20 17:00	-6.9	↑1.7
4/20 17:10	-4.7	↑2.2
4/20 17:20	-2.0	↑2.7
4/20 17:30	1.1	↑3.1
4/20 17:40	4.7	↑3.6
4/20 17:50	8.7	↑4.0
4/20 18:00	13.1	↑4.4
4/20 18:10	17.8	↑4.7
4/20 18:20	22.8	↑5.0
4/20 18:30	28.1	↑5.3
4/20 18:40	33.6	↑5.5
4/20 18:50	39.3	↑5.7
4/20 19:00	45.2	↑5.9
4/20 19:10	51.2	↑6.0
4/20 19:20	57.2	↑6.0
4/20 19:30	63.2	↑6.0
4/20 19:40	69.1	↑5.9
4/20 19:50	75.0	↑5.9
4/20 20:00	80.8	↑5.8
4/20 20:10	86.4	↑5.6
4/20 20:20	91.9	↑5.5
4/20 20:30	97.1	↑5.2
4/20 20:40	102.1	↑5.0
4/20 20:50	106.8	↑4.7
4/20 21:00	111.2	↑4.4
4/20 21:10	115.2	↑4.0
4/20 21:20	118.9	↑3.7
4/20 21:30	122.1	↑3.2
4/20 21:40	125.0	↑2.9
4/20 21:50	127.4	↑2.4
4/20 22:00	129.3	↑1.9
4/20 22:10	130.7	↑1.4
4/20 22:20	131.6	↑0.9
4/20 22:30	132.0	↑0.4	満潮
4/20 22:40	131.9	↓-0.1
4/20 22:50	131.3	↓-0.6
4/20 23:00	130.1	↓-1.2
4/20 23:10	128.4	↓-1.7
4/20 23:20	126.2	↓-2.2
4/20 23:30	123.6	↓-2.6
4/20 23:40	120.5	↓-3.1
4/20 23:50	117.0	↓-3.5