20 (月)	07:45	01:13	19:14	13:25
	176cm	-7cm	189cm	56cm
大潮 出 07:06 入 18:30 出 07:12 入 18:29

儀間（沖縄）2023年02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
2/20 00:00	8.2	↓-4.4
2/20 00:10	4.3	↓-3.9
2/20 00:20	1.0	↓-3.3
2/20 00:30	-1.8	↓-2.8
2/20 00:40	-4.0	↓-2.2
2/20 00:50	-5.7	↓-1.7
2/20 01:00	-6.7	↓-1.0
2/20 01:10	-7.2	↓-0.5	干潮
2/20 01:20	-7.0	↑0.2
2/20 01:30	-6.2	↑0.8
2/20 01:40	-4.9	↑1.3
2/20 01:50	-2.9	↑2.0
2/20 02:00	-0.4	↑2.5
2/20 02:10	2.7	↑3.1
2/20 02:20	6.3	↑3.6
2/20 02:30	10.4	↑4.1
2/20 02:40	15.1	↑4.7
2/20 02:50	20.1	↑5.0
2/20 03:00	25.6	↑5.5
2/20 03:10	31.5	↑5.9
2/20 03:20	37.7	↑6.2
2/20 03:30	44.3	↑6.6
2/20 03:40	51.0	↑6.7
2/20 03:50	58.0	↑7.0
2/20 04:00	65.2	↑7.2
2/20 04:10	72.5	↑7.3
2/20 04:20	79.9	↑7.4
2/20 04:30	87.2	↑7.3
2/20 04:40	94.6	↑7.4
2/20 04:50	101.9	↑7.3
2/20 05:00	109.0	↑7.1
2/20 05:10	116.0	↑7.0
2/20 05:20	122.8	↑6.8
2/20 05:30	129.3	↑6.5
2/20 05:40	135.6	↑6.3
2/20 05:50	141.5	↑5.9
2/20 06:00	147.0	↑5.5
2/20 06:10	152.1	↑5.1
2/20 06:20	156.8	↑4.7
2/20 06:30	161.0	↑4.2
2/20 06:40	164.7	↑3.7
2/20 06:50	167.9	↑3.2
2/20 07:00	170.6	↑2.7
2/20 07:10	172.8	↑2.2
2/20 07:20	174.4	↑1.6
2/20 07:30	175.4	↑1.0
2/20 07:40	175.9	↑0.5	満潮
2/20 07:50	175.9	0
2/20 08:00	175.3	↓-0.6
2/20 08:10	174.2	↓-1.1
2/20 08:20	172.5	↓-1.7
2/20 08:30	170.4	↓-2.1
2/20 08:40	167.8	↓-2.6
2/20 08:50	164.8	↓-3.0
2/20 09:00	161.3	↓-3.5
2/20 09:10	157.4	↓-3.9
2/20 09:20	153.2	↓-4.2
2/20 09:30	148.7	↓-4.5
2/20 09:40	143.9	↓-4.8
2/20 09:50	138.9	↓-5.0
2/20 10:00	133.7	↓-5.2
2/20 10:10	128.4	↓-5.3
2/20 10:20	122.9	↓-5.5
2/20 10:30	117.4	↓-5.5
2/20 10:40	111.9	↓-5.5
2/20 10:50	106.4	↓-5.5
2/20 11:00	101.0	↓-5.4
2/20 11:10	95.7	↓-5.3
2/20 11:20	90.6	↓-5.1
2/20 11:30	85.8	↓-4.8
2/20 11:40	81.1	↓-4.7
2/20 11:50	76.8	↓-4.3
2/20 12:00	72.8	↓-4.0
2/20 12:10	69.2	↓-3.6
2/20 12:20	65.9	↓-3.3
2/20 12:30	63.1	↓-2.8
2/20 12:40	60.7	↓-2.4
2/20 12:50	58.8	↓-1.9
2/20 13:00	57.4	↓-1.4
2/20 13:10	56.4	↓-1.0
2/20 13:20	56.0	↓-0.4	干潮
2/20 13:30	56.1	↑0.1
2/20 13:40	56.7	↑0.6
2/20 13:50	57.8	↑1.1
2/20 14:00	59.4	↑1.6
2/20 14:10	61.4	↑2.0
2/20 14:20	64.0	↑2.6
2/20 14:30	67.0	↑3.0
2/20 14:40	70.5	↑3.5
2/20 14:50	74.3	↑3.8
2/20 15:00	78.6	↑4.3
2/20 15:10	83.2	↑4.6
2/20 15:20	88.1	↑4.9
2/20 15:30	93.2	↑5.1
2/20 15:40	98.6	↑5.4
2/20 15:50	104.3	↑5.7
2/20 16:00	110.0	↑5.7
2/20 16:10	115.9	↑5.9
2/20 16:20	121.8	↑5.9
2/20 16:30	127.7	↑5.9
2/20 16:40	133.6	↑5.9
2/20 16:50	139.4	↑5.8
2/20 17:00	145.1	↑5.7
2/20 17:10	150.6	↑5.5
2/20 17:20	155.8	↑5.2
2/20 17:30	160.8	↑5.0
2/20 17:40	165.5	↑4.7
2/20 17:50	169.9	↑4.4
2/20 18:00	173.9	↑4.0
2/20 18:10	177.4	↑3.5
2/20 18:20	180.5	↑3.1
2/20 18:30	183.1	↑2.6
2/20 18:40	185.2	↑2.1
2/20 18:50	186.7	↑1.5
2/20 19:00	187.7	↑1.0
2/20 19:10	188.2	↑0.5	満潮
2/20 19:20	188.0	↓-0.2
2/20 19:30	187.3	↓-0.7
2/20 19:40	186.0	↓-1.3
2/20 19:50	184.1	↓-1.9
2/20 20:00	181.7	↓-2.4
2/20 20:10	178.6	↓-3.1
2/20 20:20	175.0	↓-3.6
2/20 20:30	170.9	↓-4.1
2/20 20:40	166.3	↓-4.6
2/20 20:50	161.2	↓-5.1
2/20 21:00	155.6	↓-5.6
2/20 21:10	149.6	↓-6.0
2/20 21:20	143.2	↓-6.4
2/20 21:30	136.5	↓-6.7
2/20 21:40	129.4	↓-7.1
2/20 21:50	122.1	↓-7.3
2/20 22:00	114.6	↓-7.5
2/20 22:10	106.9	↓-7.7
2/20 22:20	99.1	↓-7.8
2/20 22:30	91.3	↓-7.8
2/20 22:40	83.4	↓-7.9	最大潮位差
2/20 22:50	75.5	↓-7.9	最大潮位差
2/20 23:00	67.8	↓-7.7
2/20 23:10	60.1	↓-7.7
2/20 23:20	52.7	↓-7.4
2/20 23:30	45.5	↓-7.2
2/20 23:40	38.6	↓-6.9
2/20 23:50	32.0	↓-6.6