20 (土)	10:47	04:47	23:51	17:19
	209cm	34cm	178cm	-8cm
中潮 出 05:43 入 18:53 出 21:36 入 06:55 潮干狩り ◎ 15:00～18:53

博多船溜り（福岡）2030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	176.0	↓-3.5
4/20 00:10	172.0	↓-4.0
4/20 00:20	167.3	↓-4.7
4/20 00:30	162.2	↓-5.1
4/20 00:40	156.5	↓-5.7
4/20 00:50	150.5	↓-6.0
4/20 01:00	144.1	↓-6.4
4/20 01:10	137.4	↓-6.7
4/20 01:20	130.4	↓-7.0
4/20 01:30	123.3	↓-7.1
4/20 01:40	116.2	↓-7.1
4/20 01:50	109.0	↓-7.2
4/20 02:00	101.8	↓-7.2
4/20 02:10	94.8	↓-7.0
4/20 02:20	88.0	↓-6.8
4/20 02:30	81.4	↓-6.6
4/20 02:40	75.1	↓-6.3
4/20 02:50	69.1	↓-6.0
4/20 03:00	63.5	↓-5.6
4/20 03:10	58.3	↓-5.2
4/20 03:20	53.6	↓-4.7
4/20 03:30	49.3	↓-4.3
4/20 03:40	45.5	↓-3.8
4/20 03:50	42.2	↓-3.3
4/20 04:00	39.4	↓-2.8
4/20 04:10	37.1	↓-2.3
4/20 04:20	35.4	↓-1.7
4/20 04:30	34.2	↓-1.2
4/20 04:40	33.6	↓-0.6	干潮
4/20 04:50	33.6	0
4/20 05:00	34.1	↑0.5
4/20 05:10	35.2	↑1.1
4/20 05:20	36.8	↑1.6
4/20 05:30	39.0	↑2.2
4/20 05:40	41.7	↑2.7
4/20 05:50	45.1	↑3.4
4/20 06:00	48.9	↑3.8
4/20 06:10	53.3	↑4.4
4/20 06:20	58.1	↑4.8
4/20 06:30	63.5	↑5.4
4/20 06:40	69.3	↑5.8
4/20 06:50	75.5	↑6.2
4/20 07:00	82.1	↑6.6
4/20 07:10	89.0	↑6.9
4/20 07:20	96.2	↑7.2
4/20 07:30	103.6	↑7.4
4/20 07:40	111.2	↑7.6
4/20 07:50	118.9	↑7.7
4/20 08:00	126.6	↑7.7
4/20 08:10	134.4	↑7.8
4/20 08:20	142.0	↑7.6
4/20 08:30	149.4	↑7.4
4/20 08:40	156.7	↑7.3
4/20 08:50	163.7	↑7.0
4/20 09:00	170.3	↑6.6
4/20 09:10	176.6	↑6.3
4/20 09:20	182.4	↑5.8
4/20 09:30	187.7	↑5.3
4/20 09:40	192.5	↑4.8
4/20 09:50	196.7	↑4.2
4/20 10:00	200.3	↑3.6
4/20 10:10	203.2	↑2.9
4/20 10:20	205.5	↑2.3
4/20 10:30	207.1	↑1.6
4/20 10:40	207.9	↑0.8	満潮
4/20 10:50	208.0	↑0.1
4/20 11:00	207.3	↓-0.7
4/20 11:10	205.9	↓-1.4
4/20 11:20	203.8	↓-2.1
4/20 11:30	200.8	↓-3.0
4/20 11:40	197.2	↓-3.6
4/20 11:50	192.8	↓-4.4
4/20 12:00	187.8	↓-5.0
4/20 12:10	182.1	↓-5.7
4/20 12:20	175.8	↓-6.3
4/20 12:30	168.9	↓-6.9
4/20 12:40	161.5	↓-7.4
4/20 12:50	153.6	↓-7.9
4/20 13:00	145.4	↓-8.2
4/20 13:10	136.8	↓-8.6
4/20 13:20	128.0	↓-8.8
4/20 13:30	119.0	↓-9.0
4/20 13:40	109.9	↓-9.1	最大潮位差
4/20 13:50	100.8	↓-9.1	最大潮位差
4/20 14:00	91.8	↓-9.0
4/20 14:10	82.8	↓-9.0
4/20 14:20	74.1	↓-8.7
4/20 14:30	65.6	↓-8.5
4/20 14:40	57.4	↓-8.2
4/20 14:50	49.5	↓-7.9
4/20 15:00	42.1	↓-7.4
4/20 15:10	35.1	↓-7.0
4/20 15:20	28.5	↓-6.6
4/20 15:30	22.5	↓-6.0
4/20 15:40	16.9	↓-5.6
4/20 15:50	11.9	↓-5.0
4/20 16:00	7.5	↓-4.4
4/20 16:10	3.5	↓-4.0
4/20 16:20	0.1	↓-3.4
4/20 16:30	-2.7	↓-2.8
4/20 16:40	-5.0	↓-2.3
4/20 16:50	-6.7	↓-1.7
4/20 17:00	-8.0	↓-1.3
4/20 17:10	-8.6	↓-0.6	干潮
4/20 17:20	-8.8	↓-0.2
4/20 17:30	-8.4	↑0.4
4/20 17:40	-7.5	↑0.9
4/20 17:50	-6.0	↑1.5
4/20 18:00	-4.0	↑2.0
4/20 18:10	-1.5	↑2.5
4/20 18:20	1.5	↑3.0
4/20 18:30	5.0	↑3.5
4/20 18:40	9.0	↑4.0
4/20 18:50	13.4	↑4.4
4/20 19:00	18.4	↑5.0
4/20 19:10	23.7	↑5.3
4/20 19:20	29.5	↑5.8
4/20 19:30	35.6	↑6.1
4/20 19:40	42.0	↑6.4
4/20 19:50	48.8	↑6.8
4/20 20:00	55.8	↑7.0
4/20 20:10	63.0	↑7.2
4/20 20:20	70.3	↑7.3
4/20 20:30	77.8	↑7.5
4/20 20:40	85.3	↑7.5
4/20 20:50	92.8	↑7.5
4/20 21:00	100.3	↑7.5
4/20 21:10	107.6	↑7.3
4/20 21:20	114.9	↑7.3
4/20 21:30	121.9	↑7.0
4/20 21:40	128.7	↑6.8
4/20 21:50	135.2	↑6.5
4/20 22:00	141.4	↑6.2
4/20 22:10	147.2	↑5.8
4/20 22:20	152.5	↑5.3
4/20 22:30	157.5	↑5.0
4/20 22:40	161.9	↑4.4
4/20 22:50	165.9	↑4.0
4/20 23:00	169.2	↑3.3
4/20 23:10	172.1	↑2.9
4/20 23:20	174.3	↑2.2
4/20 23:30	175.9	↑1.6
4/20 23:40	176.9	↑1.0
4/20 23:50	177.2	↑0.3	満潮