20 (土)	08:12	01:47	19:53	13:58
	181cm	-7cm	192cm	44cm
大潮 出 07:06 入 18:30 出 19:14 入 07:32

儀間（沖縄）2038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	26.5	↓-6.2
2/20 00:10	20.7	↓-5.8
2/20 00:20	15.3	↓-5.4
2/20 00:30	10.4	↓-4.9
2/20 00:40	6.1	↓-4.3
2/20 00:50	2.3	↓-3.8
2/20 01:00	-0.9	↓-3.2
2/20 01:10	-3.5	↓-2.6
2/20 01:20	-5.5	↓-2.0
2/20 01:30	-6.9	↓-1.4
2/20 01:40	-7.6	↓-0.7	干潮
2/20 01:50	-7.7	↓-0.1
2/20 02:00	-7.1	↑0.6
2/20 02:10	-5.9	↑1.2
2/20 02:20	-4.0	↑1.9
2/20 02:30	-1.6	↑2.4
2/20 02:40	1.5	↑3.1
2/20 02:50	5.1	↑3.6
2/20 03:00	9.3	↑4.2
2/20 03:10	14.1	↑4.8
2/20 03:20	19.3	↑5.2
2/20 03:30	25.0	↑5.7
2/20 03:40	31.0	↑6.0
2/20 03:50	37.5	↑6.5
2/20 04:00	44.3	↑6.8
2/20 04:10	51.4	↑7.1
2/20 04:20	58.7	↑7.3
2/20 04:30	66.2	↑7.5
2/20 04:40	73.8	↑7.6
2/20 04:50	81.5	↑7.7
2/20 05:00	89.2	↑7.7
2/20 05:10	96.9	↑7.7
2/20 05:20	104.5	↑7.6
2/20 05:30	112.0	↑7.5
2/20 05:40	119.4	↑7.4
2/20 05:50	126.5	↑7.1
2/20 06:00	133.3	↑6.8
2/20 06:10	139.8	↑6.5
2/20 06:20	145.9	↑6.1
2/20 06:30	151.7	↑5.8
2/20 06:40	157.0	↑5.3
2/20 06:50	161.8	↑4.8
2/20 07:00	166.2	↑4.4
2/20 07:10	170.0	↑3.8
2/20 07:20	173.3	↑3.3
2/20 07:30	176.0	↑2.7
2/20 07:40	178.1	↑2.1
2/20 07:50	179.6	↑1.5
2/20 08:00	180.5	↑0.9
2/20 08:10	180.9	↑0.4	満潮
2/20 08:20	180.6	↓-0.3
2/20 08:30	179.8	↓-0.8
2/20 08:40	178.4	↓-1.4
2/20 08:50	176.4	↓-2.0
2/20 09:00	173.9	↓-2.5
2/20 09:10	170.9	↓-3.0
2/20 09:20	167.4	↓-3.5
2/20 09:30	163.4	↓-4.0
2/20 09:40	159.1	↓-4.3
2/20 09:50	154.3	↓-4.8
2/20 10:00	149.2	↓-5.1
2/20 10:10	143.8	↓-5.4
2/20 10:20	138.2	↓-5.6
2/20 10:30	132.3	↓-5.9
2/20 10:40	126.3	↓-6.0
2/20 10:50	120.2	↓-6.1
2/20 11:00	114.1	↓-6.1
2/20 11:10	107.9	↓-6.2
2/20 11:20	101.7	↓-6.2
2/20 11:30	95.7	↓-6.0
2/20 11:40	89.8	↓-5.9
2/20 11:50	84.0	↓-5.8
2/20 12:00	78.5	↓-5.5
2/20 12:10	73.3	↓-5.2
2/20 12:20	68.4	↓-4.9
2/20 12:30	63.9	↓-4.5
2/20 12:40	59.7	↓-4.2
2/20 12:50	56.0	↓-3.7
2/20 13:00	52.7	↓-3.3
2/20 13:10	49.9	↓-2.8
2/20 13:20	47.6	↓-2.3
2/20 13:30	45.9	↓-1.7
2/20 13:40	44.7	↓-1.2
2/20 13:50	44.0	↓-0.7	干潮
2/20 14:00	43.9	↓-0.1
2/20 14:10	44.4	↑0.5
2/20 14:20	45.4	↑1.0
2/20 14:30	46.9	↑1.5
2/20 14:40	49.1	↑2.2
2/20 14:50	51.7	↑2.6
2/20 15:00	54.8	↑3.1
2/20 15:10	58.5	↑3.7
2/20 15:20	62.5	↑4.0
2/20 15:30	67.0	↑4.5
2/20 15:40	71.9	↑4.9
2/20 15:50	77.2	↑5.3
2/20 16:00	82.8	↑5.6
2/20 16:10	88.6	↑5.8
2/20 16:20	94.7	↑6.1
2/20 16:30	101.0	↑6.3
2/20 16:40	107.4	↑6.4
2/20 16:50	113.9	↑6.5
2/20 17:00	120.4	↑6.5
2/20 17:10	126.9	↑6.5
2/20 17:20	133.3	↑6.4
2/20 17:30	139.7	↑6.4
2/20 17:40	145.8	↑6.1
2/20 17:50	151.8	↑6.0
2/20 18:00	157.5	↑5.7
2/20 18:10	162.9	↑5.4
2/20 18:20	167.9	↑5.0
2/20 18:30	172.5	↑4.6
2/20 18:40	176.8	↑4.3
2/20 18:50	180.5	↑3.7
2/20 19:00	183.8	↑3.3
2/20 19:10	186.5	↑2.7
2/20 19:20	188.7	↑2.2
2/20 19:30	190.3	↑1.6
2/20 19:40	191.3	↑1.0
2/20 19:50	191.7	↑0.4	満潮
2/20 20:00	191.5	↓-0.2
2/20 20:10	190.7	↓-0.8
2/20 20:20	189.3	↓-1.4
2/20 20:30	187.3	↓-2.0
2/20 20:40	184.6	↓-2.7
2/20 20:50	181.4	↓-3.2
2/20 21:00	177.6	↓-3.8
2/20 21:10	173.3	↓-4.3
2/20 21:20	168.4	↓-4.9
2/20 21:30	163.1	↓-5.3
2/20 21:40	157.3	↓-5.8
2/20 21:50	151.0	↓-6.3
2/20 22:00	144.4	↓-6.6
2/20 22:10	137.5	↓-6.9
2/20 22:20	130.2	↓-7.3
2/20 22:30	122.7	↓-7.5
2/20 22:40	115.0	↓-7.7
2/20 22:50	107.2	↓-7.8
2/20 23:00	99.3	↓-7.9
2/20 23:10	91.3	↓-8.0	最大潮位差
2/20 23:20	83.3	↓-8.0	最大潮位差
2/20 23:30	75.4	↓-7.9
2/20 23:40	67.6	↓-7.8
2/20 23:50	60.0	↓-7.6