20 (火)	09:22	03:26	22:05	15:51
	134cm	23cm	123cm	2cm
大潮 出 05:42 入 18:53 出 18:22 入 04:50 潮干狩り ◎ 13:43～17:53

八幡（福岡）2027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	79.5	↓-4.2
4/20 00:10	75.2	↓-4.3
4/20 00:20	71.0	↓-4.2
4/20 00:30	66.9	↓-4.1
4/20 00:40	62.8	↓-4.1
4/20 00:50	58.8	↓-4.0
4/20 01:00	55.0	↓-3.8
4/20 01:10	51.2	↓-3.8
4/20 01:20	47.6	↓-3.6
4/20 01:30	44.2	↓-3.4
4/20 01:40	41.0	↓-3.2
4/20 01:50	37.9	↓-3.1
4/20 02:00	35.1	↓-2.8
4/20 02:10	32.5	↓-2.6
4/20 02:20	30.1	↓-2.4
4/20 02:30	28.1	↓-2.0
4/20 02:40	26.3	↓-1.8
4/20 02:50	24.9	↓-1.4
4/20 03:00	23.8	↓-1.1
4/20 03:10	23.0	↓-0.8
4/20 03:20	22.6	↓-0.4	干潮
4/20 03:30	22.6	0
4/20 03:40	23.0	↑0.4
4/20 03:50	23.8	↑0.8
4/20 04:00	25.0	↑1.2
4/20 04:10	26.6	↑1.6
4/20 04:20	28.6	↑2.0
4/20 04:30	31.0	↑2.4
4/20 04:40	33.7	↑2.7
4/20 04:50	36.8	↑3.1
4/20 05:00	40.2	↑3.4
4/20 05:10	43.8	↑3.6
4/20 05:20	47.8	↑4.0
4/20 05:30	52.0	↑4.2
4/20 05:40	56.3	↑4.3
4/20 05:50	60.9	↑4.6
4/20 06:00	65.5	↑4.6
4/20 06:10	70.2	↑4.7
4/20 06:20	75.0	↑4.8
4/20 06:30	79.8	↑4.8
4/20 06:40	84.6	↑4.8
4/20 06:50	89.4	↑4.8
4/20 07:00	94.0	↑4.6
4/20 07:10	98.6	↑4.6
4/20 07:20	103.0	↑4.4
4/20 07:30	107.2	↑4.2
4/20 07:40	111.2	↑4.0
4/20 07:50	115.0	↑3.8
4/20 08:00	118.5	↑3.5
4/20 08:10	121.7	↑3.2
4/20 08:20	124.6	↑2.9
4/20 08:30	127.1	↑2.5
4/20 08:40	129.2	↑2.1
4/20 08:50	130.9	↑1.7
4/20 09:00	132.1	↑1.2
4/20 09:10	132.9	↑0.8
4/20 09:20	133.2	↑0.3	満潮
4/20 09:30	133.0	↓-0.2
4/20 09:40	132.3	↓-0.7
4/20 09:50	131.1	↓-1.2
4/20 10:00	129.4	↓-1.7
4/20 10:10	127.2	↓-2.2
4/20 10:20	124.6	↓-2.6
4/20 10:30	121.5	↓-3.1
4/20 10:40	118.0	↓-3.5
4/20 10:50	114.2	↓-3.8
4/20 11:00	110.0	↓-4.2
4/20 11:10	105.5	↓-4.5
4/20 11:20	100.8	↓-4.7
4/20 11:30	95.9	↓-4.9
4/20 11:40	90.8	↓-5.1
4/20 11:50	85.7	↓-5.1
4/20 12:00	80.4	↓-5.3	最大潮位差
4/20 12:10	75.1	↓-5.3	最大潮位差
4/20 12:20	69.9	↓-5.2
4/20 12:30	64.7	↓-5.2
4/20 12:40	59.5	↓-5.2
4/20 12:50	54.5	↓-5.0
4/20 13:00	49.6	↓-4.9
4/20 13:10	44.8	↓-4.8
4/20 13:20	40.2	↓-4.6
4/20 13:30	35.8	↓-4.4
4/20 13:40	31.6	↓-4.2
4/20 13:50	27.6	↓-4.0
4/20 14:00	23.8	↓-3.8
4/20 14:10	20.3	↓-3.5
4/20 14:20	17.0	↓-3.3
4/20 14:30	14.0	↓-3.0
4/20 14:40	11.3	↓-2.7
4/20 14:50	8.9	↓-2.4
4/20 15:00	6.8	↓-2.1
4/20 15:10	5.1	↓-1.7
4/20 15:20	3.7	↓-1.4
4/20 15:30	2.7	↓-1.0
4/20 15:40	2.1	↓-0.6
4/20 15:50	1.9	↓-0.2	干潮
4/20 16:00	2.1	↑0.2
4/20 16:10	2.7	↑0.6
4/20 16:20	3.8	↑1.1
4/20 16:30	5.2	↑1.4
4/20 16:40	7.1	↑1.9
4/20 16:50	9.3	↑2.2
4/20 17:00	11.9	↑2.6
4/20 17:10	14.9	↑3.0
4/20 17:20	18.2	↑3.3
4/20 17:30	21.8	↑3.6
4/20 17:40	25.7	↑3.9
4/20 17:50	29.8	↑4.1
4/20 18:00	34.2	↑4.4
4/20 18:10	38.7	↑4.5
4/20 18:20	43.4	↑4.7
4/20 18:30	48.1	↑4.7
4/20 18:40	53.0	↑4.9
4/20 18:50	57.9	↑4.9
4/20 19:00	62.9	↑5.0
4/20 19:10	67.8	↑4.9
4/20 19:20	72.7	↑4.9
4/20 19:30	77.6	↑4.9
4/20 19:40	82.3	↑4.7
4/20 19:50	86.9	↑4.6
4/20 20:00	91.4	↑4.5
4/20 20:10	95.7	↑4.3
4/20 20:20	99.8	↑4.1
4/20 20:30	103.6	↑3.8
4/20 20:40	107.1	↑3.5
4/20 20:50	110.4	↑3.3
4/20 21:00	113.3	↑2.9
4/20 21:10	115.8	↑2.5
4/20 21:20	118.0	↑2.2
4/20 21:30	119.7	↑1.7
4/20 21:40	121.0	↑1.3
4/20 21:50	121.8	↑0.8
4/20 22:00	122.2	↑0.4	満潮
4/20 22:10	122.2	0
4/20 22:20	121.6	↓-0.6
4/20 22:30	120.7	↓-0.9
4/20 22:40	119.3	↓-1.4
4/20 22:50	117.4	↓-1.9
4/20 23:00	115.2	↓-2.2
4/20 23:10	112.6	↓-2.6
4/20 23:20	109.7	↓-2.9
4/20 23:30	106.5	↓-3.2
4/20 23:40	103.0	↓-3.5
4/20 23:50	99.4	↓-3.6