20 (火)	09:12	03:12	21:52	15:35
	198cm	42cm	190cm	13cm
大潮 出 05:43 入 18:53 出 18:23 入 04:51 潮干狩り ◎ 13:45～17:22

福岡船だまり（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	116.0	↓-6.5
4/20 00:10	109.7	↓-6.3
4/20 00:20	103.4	↓-6.3
4/20 00:30	97.2	↓-6.2
4/20 00:40	91.3	↓-5.9
4/20 00:50	85.5	↓-5.8
4/20 01:00	80.0	↓-5.5
4/20 01:10	74.8	↓-5.2
4/20 01:20	69.8	↓-5.0
4/20 01:30	65.2	↓-4.6
4/20 01:40	61.0	↓-4.2
4/20 01:50	57.1	↓-3.9
4/20 02:00	53.6	↓-3.5
4/20 02:10	50.5	↓-3.1
4/20 02:20	47.8	↓-2.7
4/20 02:30	45.6	↓-2.2
4/20 02:40	43.9	↓-1.7
4/20 02:50	42.6	↓-1.3
4/20 03:00	41.8	↓-0.8
4/20 03:10	41.5	↓-0.3	干潮
4/20 03:20	41.8	↑0.3
4/20 03:30	42.5	↑0.7
4/20 03:40	43.8	↑1.3
4/20 03:50	45.5	↑1.7
4/20 04:00	47.8	↑2.3
4/20 04:10	50.6	↑2.8
4/20 04:20	53.9	↑3.3
4/20 04:30	57.6	↑3.7
4/20 04:40	61.8	↑4.2
4/20 04:50	66.4	↑4.6
4/20 05:00	71.4	↑5.0
4/20 05:10	76.7	↑5.3
4/20 05:20	82.4	↑5.7
4/20 05:30	88.4	↑6.0
4/20 05:40	94.6	↑6.2
4/20 05:50	101.0	↑6.4
4/20 06:00	107.6	↑6.6
4/20 06:10	114.2	↑6.6
4/20 06:20	121.0	↑6.8
4/20 06:30	127.7	↑6.7
4/20 06:40	134.5	↑6.8
4/20 06:50	141.1	↑6.6
4/20 07:00	147.6	↑6.5
4/20 07:10	153.9	↑6.3
4/20 07:20	160.0	↑6.1
4/20 07:30	165.8	↑5.8
4/20 07:40	171.2	↑5.4
4/20 07:50	176.2	↑5.0
4/20 08:00	180.9	↑4.7
4/20 08:10	185.0	↑4.1
4/20 08:20	188.6	↑3.6
4/20 08:30	191.6	↑3.0
4/20 08:40	194.0	↑2.4
4/20 08:50	195.8	↑1.8
4/20 09:00	196.9	↑1.1
4/20 09:10	197.3	↑0.4	満潮
4/20 09:20	197.0	↓-0.3
4/20 09:30	196.0	↓-1.0
4/20 09:40	194.2	↓-1.8
4/20 09:50	191.8	↓-2.4
4/20 10:00	188.7	↓-3.1
4/20 10:10	185.0	↓-3.7
4/20 10:20	180.6	↓-4.4
4/20 10:30	175.6	↓-5.0
4/20 10:40	170.1	↓-5.5
4/20 10:50	164.1	↓-6.0
4/20 11:00	157.7	↓-6.4
4/20 11:10	150.9	↓-6.8
4/20 11:20	143.8	↓-7.1
4/20 11:30	136.5	↓-7.3
4/20 11:40	128.9	↓-7.6
4/20 11:50	121.3	↓-7.6
4/20 12:00	113.6	↓-7.7	最大潮位差
4/20 12:10	106.0	↓-7.6
4/20 12:20	98.3	↓-7.7	最大潮位差
4/20 12:30	90.8	↓-7.5
4/20 12:40	83.5	↓-7.3
4/20 12:50	76.4	↓-7.1
4/20 13:00	69.5	↓-6.9
4/20 13:10	62.9	↓-6.6
4/20 13:20	56.5	↓-6.4
4/20 13:30	50.6	↓-5.9
4/20 13:40	45.0	↓-5.6
4/20 13:50	39.7	↓-5.3
4/20 14:00	34.9	↓-4.8
4/20 14:10	30.5	↓-4.4
4/20 14:20	26.5	↓-4.0
4/20 14:30	23.0	↓-3.5
4/20 14:40	20.0	↓-3.0
4/20 14:50	17.4	↓-2.6
4/20 15:00	15.4	↓-2.0
4/20 15:10	13.8	↓-1.6
4/20 15:20	12.8	↓-1.0
4/20 15:30	12.3	↓-0.5	干潮
4/20 15:40	12.3	0
4/20 15:50	12.9	↑0.6
4/20 16:00	14.0	↑1.1
4/20 16:10	15.7	↑1.7
4/20 16:20	17.9	↑2.2
4/20 16:30	20.7	↑2.8
4/20 16:40	23.9	↑3.2
4/20 16:50	27.7	↑3.8
4/20 17:00	31.9	↑4.2
4/20 17:10	36.7	↑4.8
4/20 17:20	41.8	↑5.1
4/20 17:30	47.3	↑5.5
4/20 17:40	53.2	↑5.9
4/20 17:50	59.5	↑6.3
4/20 18:00	66.0	↑6.5
4/20 18:10	72.8	↑6.8
4/20 18:20	79.8	↑7.0
4/20 18:30	86.9	↑7.1
4/20 18:40	94.2	↑7.3
4/20 18:50	101.5	↑7.3
4/20 19:00	108.9	↑7.4
4/20 19:10	116.3	↑7.4
4/20 19:20	123.5	↑7.2
4/20 19:30	130.7	↑7.2
4/20 19:40	137.6	↑6.9
4/20 19:50	144.4	↑6.8
4/20 20:00	150.8	↑6.4
4/20 20:10	157.0	↑6.2
4/20 20:20	162.7	↑5.7
4/20 20:30	168.0	↑5.3
4/20 20:40	172.8	↑4.8
4/20 20:50	177.1	↑4.3
4/20 21:00	180.8	↑3.7
4/20 21:10	183.9	↑3.1
4/20 21:20	186.4	↑2.5
4/20 21:30	188.2	↑1.8
4/20 21:40	189.3	↑1.1
4/20 21:50	189.8	↑0.5	満潮
4/20 22:00	189.5	↓-0.3
4/20 22:10	188.5	↓-1.0
4/20 22:20	186.9	↓-1.6
4/20 22:30	184.6	↓-2.3
4/20 22:40	181.6	↓-3.0
4/20 22:50	178.1	↓-3.5
4/20 23:00	174.0	↓-4.1
4/20 23:10	169.4	↓-4.6
4/20 23:20	164.4	↓-5.0
4/20 23:30	159.0	↓-5.4
4/20 23:40	153.2	↓-5.8
4/20 23:50	147.2	↓-6.0