20 (月)	11:20	05:11	-	18:19
	148cm	35cm	-	-4cm
中潮 出 05:42 入 18:53 出 07:16 入 22:26 潮干狩り ◎ 15:53～18:53

八幡（福岡）2026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	118.4	↓-0.6
4/20 00:10	117.4	↓-1.0
4/20 00:20	115.9	↓-1.5
4/20 00:30	114.0	↓-1.9
4/20 00:40	111.7	↓-2.3
4/20 00:50	109.0	↓-2.7
4/20 01:00	106.0	↓-3.0
4/20 01:10	102.7	↓-3.3
4/20 01:20	99.1	↓-3.6
4/20 01:30	95.3	↓-3.8
4/20 01:40	91.3	↓-4.0
4/20 01:50	87.2	↓-4.1
4/20 02:00	83.0	↓-4.2
4/20 02:10	78.9	↓-4.1
4/20 02:20	74.7	↓-4.2
4/20 02:30	70.6	↓-4.1
4/20 02:40	66.7	↓-3.9
4/20 02:50	62.8	↓-3.9
4/20 03:00	59.1	↓-3.7
4/20 03:10	55.7	↓-3.4
4/20 03:20	52.4	↓-3.3
4/20 03:30	49.4	↓-3.0
4/20 03:40	46.6	↓-2.8
4/20 03:50	44.1	↓-2.5
4/20 04:00	41.9	↓-2.2
4/20 04:10	39.9	↓-2.0
4/20 04:20	38.3	↓-1.6
4/20 04:30	36.9	↓-1.4
4/20 04:40	35.8	↓-1.1
4/20 04:50	35.0	↓-0.8
4/20 05:00	34.5	↓-0.5
4/20 05:10	34.3	↓-0.2	干潮
4/20 05:20	34.5	↑0.2
4/20 05:30	35.0	↑0.5
4/20 05:40	35.8	↑0.8
4/20 05:50	37.0	↑1.2
4/20 06:00	38.5	↑1.5
4/20 06:10	40.4	↑1.9
4/20 06:20	42.6	↑2.2
4/20 06:30	45.2	↑2.6
4/20 06:40	48.1	↑2.9
4/20 06:50	51.4	↑3.3
4/20 07:00	55.0	↑3.6
4/20 07:10	58.8	↑3.8
4/20 07:20	62.9	↑4.1
4/20 07:30	67.3	↑4.4
4/20 07:40	71.8	↑4.5
4/20 07:50	76.6	↑4.8
4/20 08:00	81.4	↑4.8
4/20 08:10	86.3	↑4.9
4/20 08:20	91.3	↑5.0
4/20 08:30	96.2	↑4.9
4/20 08:40	101.1	↑4.9
4/20 08:50	106.0	↑4.9
4/20 09:00	110.7	↑4.7
4/20 09:10	115.2	↑4.5
4/20 09:20	119.6	↑4.4
4/20 09:30	123.7	↑4.1
4/20 09:40	127.6	↑3.9
4/20 09:50	131.2	↑3.6
4/20 10:00	134.5	↑3.3
4/20 10:10	137.5	↑3.0
4/20 10:20	140.2	↑2.7
4/20 10:30	142.5	↑2.3
4/20 10:40	144.3	↑1.8
4/20 10:50	145.8	↑1.5
4/20 11:00	146.9	↑1.1
4/20 11:10	147.6	↑0.7	満潮
4/20 11:20	147.7	↑0.1	満潮
4/20 11:30	147.5	↓-0.2
4/20 11:40	146.7	↓-0.8
4/20 11:50	145.5	↓-1.2
4/20 12:00	143.9	↓-1.6
4/20 12:10	141.7	↓-2.2
4/20 12:20	139.1	↓-2.6
4/20 12:30	136.1	↓-3.0
4/20 12:40	132.6	↓-3.5
4/20 12:50	128.7	↓-3.9
4/20 13:00	124.4	↓-4.3
4/20 13:10	119.7	↓-4.7
4/20 13:20	114.8	↓-4.9
4/20 13:30	109.5	↓-5.3
4/20 13:40	104.1	↓-5.4
4/20 13:50	98.4	↓-5.7
4/20 14:00	92.6	↓-5.8
4/20 14:10	86.8	↓-5.8
4/20 14:20	80.8	↓-6.0	最大潮位差
4/20 14:30	74.9	↓-5.9
4/20 14:40	69.0	↓-5.9
4/20 14:50	63.3	↓-5.7
4/20 15:00	57.6	↓-5.7
4/20 15:10	52.0	↓-5.6
4/20 15:20	46.7	↓-5.3
4/20 15:30	41.5	↓-5.2
4/20 15:40	36.6	↓-4.9
4/20 15:50	31.9	↓-4.7
4/20 16:00	27.4	↓-4.5
4/20 16:10	23.2	↓-4.2
4/20 16:20	19.3	↓-3.9
4/20 16:30	15.6	↓-3.7
4/20 16:40	12.2	↓-3.4
4/20 16:50	9.1	↓-3.1
4/20 17:00	6.2	↓-2.9
4/20 17:10	3.7	↓-2.5
4/20 17:20	1.5	↓-2.2
4/20 17:30	-0.4	↓-1.9
4/20 17:40	-2.0	↓-1.6
4/20 17:50	-3.2	↓-1.2
4/20 18:00	-4.1	↓-0.9
4/20 18:10	-4.6	↓-0.5	干潮
4/20 18:20	-4.7	↓-0.1
4/20 18:30	-4.5	↑0.2
4/20 18:40	-3.8	↑0.7
4/20 18:50	-2.7	↑1.1
4/20 19:00	-1.3	↑1.4
4/20 19:10	0.6	↑1.9
4/20 19:20	2.8	↑2.2
4/20 19:30	5.4	↑2.6
4/20 19:40	8.4	↑3.0
4/20 19:50	11.7	↑3.3
4/20 20:00	15.3	↑3.6
4/20 20:10	19.1	↑3.8
4/20 20:20	23.2	↑4.1
4/20 20:30	27.5	↑4.3
4/20 20:40	32.0	↑4.5
4/20 20:50	36.6	↑4.6
4/20 21:00	41.4	↑4.8
4/20 21:10	46.1	↑4.7
4/20 21:20	50.9	↑4.8
4/20 21:30	55.7	↑4.8
4/20 21:40	60.5	↑4.8
4/20 21:50	65.1	↑4.6
4/20 22:00	69.7	↑4.6
4/20 22:10	74.1	↑4.4
4/20 22:20	78.4	↑4.3
4/20 22:30	82.5	↑4.1
4/20 22:40	86.4	↑3.9
4/20 22:50	90.0	↑3.6
4/20 23:00	93.4	↑3.4
4/20 23:10	96.5	↑3.1
4/20 23:20	99.3	↑2.8
4/20 23:30	101.7	↑2.4
4/20 23:40	103.8	↑2.1
4/20 23:50	105.6	↑1.8