20 (土)	08:59	02:31	20:25	14:31
	152cm	-8cm	173cm	53cm
大潮 出 07:17 入 18:43 出 19:27 入 07:44

黄尾嶼（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	47.3	↓-6.6
2/20 00:10	40.9	↓-6.4
2/20 00:20	34.7	↓-6.2
2/20 00:30	28.8	↓-5.9
2/20 00:40	23.2	↓-5.6
2/20 00:50	18.0	↓-5.2
2/20 01:00	13.2	↓-4.8
2/20 01:10	8.9	↓-4.3
2/20 01:20	4.9	↓-4.0
2/20 01:30	1.5	↓-3.4
2/20 01:40	-1.4	↓-2.9
2/20 01:50	-3.9	↓-2.5
2/20 02:00	-5.8	↓-1.9
2/20 02:10	-7.1	↓-1.3
2/20 02:20	-8.0	↓-0.9
2/20 02:30	-8.2	↓-0.2	干潮
2/20 02:40	-7.9	↑0.3
2/20 02:50	-7.1	↑0.8
2/20 03:00	-5.7	↑1.4
2/20 03:10	-3.8	↑1.9
2/20 03:20	-1.4	↑2.4
2/20 03:30	1.5	↑2.9
2/20 03:40	4.9	↑3.4
2/20 03:50	8.8	↑3.9
2/20 04:00	13.0	↑4.2
2/20 04:10	17.7	↑4.7
2/20 04:20	22.7	↑5.0
2/20 04:30	28.1	↑5.4
2/20 04:40	33.7	↑5.6
2/20 04:50	39.6	↑5.9
2/20 05:00	45.7	↑6.1
2/20 05:10	51.9	↑6.2
2/20 05:20	58.3	↑6.4
2/20 05:30	64.8	↑6.5
2/20 05:40	71.3	↑6.5
2/20 05:50	77.8	↑6.5
2/20 06:00	84.2	↑6.4
2/20 06:10	90.6	↑6.4
2/20 06:20	96.8	↑6.2
2/20 06:30	102.8	↑6.0
2/20 06:40	108.7	↑5.9
2/20 06:50	114.3	↑5.6
2/20 07:00	119.6	↑5.3
2/20 07:10	124.5	↑4.9
2/20 07:20	129.2	↑4.7
2/20 07:30	133.4	↑4.2
2/20 07:40	137.3	↑3.9
2/20 07:50	140.7	↑3.4
2/20 08:00	143.7	↑3.0
2/20 08:10	146.2	↑2.5
2/20 08:20	148.3	↑2.1
2/20 08:30	149.9	↑1.6
2/20 08:40	151.0	↑1.1
2/20 08:50	151.6	↑0.6	満潮
2/20 09:00	151.7	↑0.1
2/20 09:10	151.4	↓-0.3
2/20 09:20	150.6	↓-0.8
2/20 09:30	149.4	↓-1.2
2/20 09:40	147.7	↓-1.7
2/20 09:50	145.6	↓-2.1
2/20 10:00	143.1	↓-2.5
2/20 10:10	140.3	↓-2.8
2/20 10:20	137.1	↓-3.2
2/20 10:30	133.6	↓-3.5
2/20 10:40	129.8	↓-3.8
2/20 10:50	125.8	↓-4.0
2/20 11:00	121.6	↓-4.2
2/20 11:10	117.2	↓-4.4
2/20 11:20	112.7	↓-4.5
2/20 11:30	108.1	↓-4.6
2/20 11:40	103.5	↓-4.6
2/20 11:50	98.8	↓-4.7
2/20 12:00	94.2	↓-4.6
2/20 12:10	89.7	↓-4.5
2/20 12:20	85.3	↓-4.4
2/20 12:30	81.0	↓-4.3
2/20 12:40	76.9	↓-4.1
2/20 12:50	73.0	↓-3.9
2/20 13:00	69.4	↓-3.6
2/20 13:10	66.1	↓-3.3
2/20 13:20	63.1	↓-3.0
2/20 13:30	60.4	↓-2.7
2/20 13:40	58.1	↓-2.3
2/20 13:50	56.2	↓-1.9
2/20 14:00	54.7	↓-1.5
2/20 14:10	53.6	↓-1.1
2/20 14:20	52.9	↓-0.7
2/20 14:30	52.7	↓-0.2	干潮
2/20 14:40	52.9	↑0.2
2/20 14:50	53.6	↑0.7
2/20 15:00	54.7	↑1.1
2/20 15:10	56.2	↑1.5
2/20 15:20	58.2	↑2.0
2/20 15:30	60.6	↑2.4
2/20 15:40	63.4	↑2.8
2/20 15:50	66.5	↑3.1
2/20 16:00	70.0	↑3.5
2/20 16:10	73.9	↑3.9
2/20 16:20	78.0	↑4.1
2/20 16:30	82.4	↑4.4
2/20 16:40	87.0	↑4.6
2/20 16:50	91.9	↑4.9
2/20 17:00	96.9	↑5.0
2/20 17:10	102.0	↑5.1
2/20 17:20	107.3	↑5.3
2/20 17:30	112.5	↑5.2
2/20 17:40	117.8	↑5.3
2/20 17:50	123.1	↑5.3
2/20 18:00	128.2	↑5.1
2/20 18:10	133.3	↑5.1
2/20 18:20	138.2	↑4.9
2/20 18:30	142.9	↑4.7
2/20 18:40	147.3	↑4.4
2/20 18:50	151.5	↑4.2
2/20 19:00	155.4	↑3.9
2/20 19:10	159.0	↑3.6
2/20 19:20	162.1	↑3.1
2/20 19:30	164.9	↑2.8
2/20 19:40	167.3	↑2.4
2/20 19:50	169.2	↑1.9
2/20 20:00	170.6	↑1.4
2/20 20:10	171.6	↑1.0
2/20 20:20	172.0	↑0.4	満潮
2/20 20:30	172.0	0
2/20 20:40	171.4	↓-0.6
2/20 20:50	170.4	↓-1.0
2/20 21:00	168.8	↓-1.6
2/20 21:10	166.7	↓-2.1
2/20 21:20	164.2	↓-2.5
2/20 21:30	161.1	↓-3.1
2/20 21:40	157.6	↓-3.5
2/20 21:50	153.6	↓-4.0
2/20 22:00	149.2	↓-4.4
2/20 22:10	144.4	↓-4.8
2/20 22:20	139.2	↓-5.2
2/20 22:30	133.7	↓-5.5
2/20 22:40	127.8	↓-5.9
2/20 22:50	121.7	↓-6.1
2/20 23:00	115.4	↓-6.3
2/20 23:10	108.8	↓-6.6
2/20 23:20	102.1	↓-6.7
2/20 23:30	95.3	↓-6.8
2/20 23:40	88.4	↓-6.9	最大潮位差
2/20 23:50	81.5	↓-6.9	最大潮位差