20 (日)	07:00	01:00	19:35	13:16
	195cm	36cm	197cm	11cm
大潮 出 06:06 入 19:00 出 06:03 入 19:16 潮干狩り ◎ 11:29～15:03

儀間（沖縄）2042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	46.0	↓-3.6
4/20 00:10	42.9	↓-3.1
4/20 00:20	40.4	↓-2.5
4/20 00:30	38.4	↓-2.0
4/20 00:40	37.0	↓-1.4
4/20 00:50	36.2	↓-0.8	干潮
4/20 01:00	36.0	↓-0.2	干潮
4/20 01:10	36.3	↑0.3
4/20 01:20	37.3	↑1.0
4/20 01:30	38.9	↑1.6
4/20 01:40	41.0	↑2.1
4/20 01:50	43.7	↑2.7
4/20 02:00	46.9	↑3.2
4/20 02:10	50.7	↑3.8
4/20 02:20	54.9	↑4.2
4/20 02:30	59.6	↑4.7
4/20 02:40	64.7	↑5.1
4/20 02:50	70.2	↑5.5
4/20 03:00	76.1	↑5.9
4/20 03:10	82.2	↑6.1
4/20 03:20	88.6	↑6.4
4/20 03:30	95.2	↑6.6
4/20 03:40	102.0	↑6.8
4/20 03:50	108.8	↑6.8
4/20 04:00	115.8	↑7.0
4/20 04:10	122.7	↑6.9
4/20 04:20	129.5	↑6.8
4/20 04:30	136.3	↑6.8
4/20 04:40	142.9	↑6.6
4/20 04:50	149.3	↑6.4
4/20 05:00	155.5	↑6.2
4/20 05:10	161.3	↑5.8
4/20 05:20	166.8	↑5.5
4/20 05:30	171.9	↑5.1
4/20 05:40	176.6	↑4.7
4/20 05:50	180.8	↑4.2
4/20 06:00	184.5	↑3.7
4/20 06:10	187.7	↑3.2
4/20 06:20	190.4	↑2.7
4/20 06:30	192.4	↑2.0
4/20 06:40	193.9	↑1.5
4/20 06:50	194.7	↑0.8	満潮
4/20 07:00	195.0	↑0.3	満潮
4/20 07:10	194.6	↓-0.4
4/20 07:20	193.6	↓-1.0
4/20 07:30	191.9	↓-1.7
4/20 07:40	189.7	↓-2.2
4/20 07:50	186.8	↓-2.9
4/20 08:00	183.4	↓-3.4
4/20 08:10	179.5	↓-3.9
4/20 08:20	175.0	↓-4.5
4/20 08:30	169.9	↓-5.1
4/20 08:40	164.5	↓-5.4
4/20 08:50	158.6	↓-5.9
4/20 09:00	152.3	↓-6.3
4/20 09:10	145.6	↓-6.7
4/20 09:20	138.7	↓-6.9
4/20 09:30	131.5	↓-7.2
4/20 09:40	124.1	↓-7.4
4/20 09:50	116.6	↓-7.5
4/20 10:00	108.9	↓-7.7
4/20 10:10	101.2	↓-7.7
4/20 10:20	93.5	↓-7.7
4/20 10:30	85.9	↓-7.6
4/20 10:40	78.4	↓-7.5
4/20 10:50	71.0	↓-7.4
4/20 11:00	63.9	↓-7.1
4/20 11:10	57.1	↓-6.8
4/20 11:20	50.5	↓-6.6
4/20 11:30	44.4	↓-6.1
4/20 11:40	38.6	↓-5.8
4/20 11:50	33.3	↓-5.3
4/20 12:00	28.5	↓-4.8
4/20 12:10	24.2	↓-4.3
4/20 12:20	20.4	↓-3.8
4/20 12:30	17.3	↓-3.1
4/20 12:40	14.7	↓-2.6
4/20 12:50	12.7	↓-2.0
4/20 13:00	11.4	↓-1.3
4/20 13:10	10.8	↓-0.6	干潮
4/20 13:20	10.7	↓-0.1
4/20 13:30	11.3	↑0.6
4/20 13:40	12.6	↑1.3
4/20 13:50	14.5	↑1.9
4/20 14:00	17.0	↑2.5
4/20 14:10	20.1	↑3.1
4/20 14:20	23.8	↑3.7
4/20 14:30	28.1	↑4.3
4/20 14:40	32.9	↑4.8
4/20 14:50	38.1	↑5.2
4/20 15:00	43.9	↑5.8
4/20 15:10	50.0	↑6.1
4/20 15:20	56.5	↑6.5
4/20 15:30	63.3	↑6.8
4/20 15:40	70.5	↑7.2
4/20 15:50	77.8	↑7.3
4/20 16:00	85.3	↑7.5
4/20 16:10	92.9	↑7.6
4/20 16:20	100.6	↑7.7
4/20 16:30	108.4	↑7.8	最大潮位差
4/20 16:40	116.0	↑7.6
4/20 16:50	123.6	↑7.6
4/20 17:00	131.1	↑7.5
4/20 17:10	138.3	↑7.2
4/20 17:20	145.3	↑7.0
4/20 17:30	152.0	↑6.7
4/20 17:40	158.4	↑6.4
4/20 17:50	164.4	↑6.0
4/20 18:00	169.9	↑5.5
4/20 18:10	175.0	↑5.1
4/20 18:20	179.6	↑4.6
4/20 18:30	183.7	↑4.1
4/20 18:40	187.2	↑3.5
4/20 18:50	190.2	↑3.0
4/20 19:00	192.6	↑2.4
4/20 19:10	194.3	↑1.7
4/20 19:20	195.5	↑1.2
4/20 19:30	196.0	↑0.5	満潮
4/20 19:40	195.9	↓-0.1
4/20 19:50	195.2	↓-0.7
4/20 20:00	193.9	↓-1.3
4/20 20:10	192.0	↓-1.9
4/20 20:20	189.5	↓-2.5
4/20 20:30	186.5	↓-3.0
4/20 20:40	182.9	↓-3.6
4/20 20:50	178.9	↓-4.0
4/20 21:00	174.4	↓-4.5
4/20 21:10	169.4	↓-5.0
4/20 21:20	164.1	↓-5.3
4/20 21:30	158.4	↓-5.7
4/20 21:40	152.5	↓-5.9
4/20 21:50	146.3	↓-6.2
4/20 22:00	139.8	↓-6.5
4/20 22:10	133.3	↓-6.5
4/20 22:20	126.6	↓-6.7
4/20 22:30	119.9	↓-6.7
4/20 22:40	113.1	↓-6.8
4/20 22:50	106.4	↓-6.7
4/20 23:00	99.9	↓-6.5
4/20 23:10	93.5	↓-6.4
4/20 23:20	87.3	↓-6.2
4/20 23:30	81.3	↓-6.0
4/20 23:40	75.6	↓-5.7
4/20 23:50	70.3	↓-5.3