20 (日)	10:04	03:47	22:05	16:08
	152cm	31cm	142cm	48cm
中潮 出 07:10 入 18:37 出 10:01 入 22:37

長山（沖縄）2056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	111.0	↓-4.8
2/20 00:10	106.1	↓-4.9
2/20 00:20	101.1	↓-5.0
2/20 00:30	96.1	↓-5.0
2/20 00:40	91.0	↓-5.1	最大潮位差
2/20 00:50	85.9	↓-5.1	最大潮位差
2/20 01:00	80.8	↓-5.1	最大潮位差
2/20 01:10	75.8	↓-5.0
2/20 01:20	70.9	↓-4.9
2/20 01:30	66.1	↓-4.8
2/20 01:40	61.5	↓-4.6
2/20 01:50	57.2	↓-4.3
2/20 02:00	53.1	↓-4.1
2/20 02:10	49.2	↓-3.9
2/20 02:20	45.6	↓-3.6
2/20 02:30	42.4	↓-3.2
2/20 02:40	39.5	↓-2.9
2/20 02:50	37.0	↓-2.5
2/20 03:00	34.9	↓-2.1
2/20 03:10	33.2	↓-1.7
2/20 03:20	31.8	↓-1.4
2/20 03:30	31.0	↓-0.8
2/20 03:40	30.5	↓-0.5	干潮
2/20 03:50	30.5	0
2/20 04:00	30.9	↑0.4
2/20 04:10	31.7	↑0.8
2/20 04:20	33.0	↑1.3
2/20 04:30	34.7	↑1.7
2/20 04:40	36.8	↑2.1
2/20 04:50	39.2	↑2.4
2/20 05:00	42.1	↑2.9
2/20 05:10	45.2	↑3.1
2/20 05:20	48.7	↑3.5
2/20 05:30	52.5	↑3.8
2/20 05:40	56.6	↑4.1
2/20 05:50	60.9	↑4.3
2/20 06:00	65.4	↑4.5
2/20 06:10	70.1	↑4.7
2/20 06:20	75.0	↑4.9
2/20 06:30	79.9	↑4.9
2/20 06:40	84.9	↑5.0
2/20 06:50	90.0	↑5.1	最大潮位差
2/20 07:00	95.0	↑5.0
2/20 07:10	100.1	↑5.1	最大潮位差
2/20 07:20	105.0	↑4.9
2/20 07:30	109.9	↑4.9
2/20 07:40	114.6	↑4.7
2/20 07:50	119.1	↑4.5
2/20 08:00	123.5	↑4.4
2/20 08:10	127.6	↑4.1
2/20 08:20	131.5	↑3.9
2/20 08:30	135.1	↑3.6
2/20 08:40	138.4	↑3.3
2/20 08:50	141.4	↑3.0
2/20 09:00	144.0	↑2.6
2/20 09:10	146.3	↑2.3
2/20 09:20	148.2	↑1.9
2/20 09:30	149.7	↑1.5
2/20 09:40	150.8	↑1.1
2/20 09:50	151.6	↑0.8
2/20 10:00	151.9	↑0.3	満潮
2/20 10:10	151.8	↓-0.1
2/20 10:20	151.4	↓-0.4
2/20 10:30	150.5	↓-0.9
2/20 10:40	149.3	↓-1.2
2/20 10:50	147.7	↓-1.6
2/20 11:00	145.7	↓-2.0
2/20 11:10	143.4	↓-2.3
2/20 11:20	140.7	↓-2.7
2/20 11:30	137.8	↓-2.9
2/20 11:40	134.6	↓-3.2
2/20 11:50	131.1	↓-3.5
2/20 12:00	127.4	↓-3.7
2/20 12:10	123.5	↓-3.9
2/20 12:20	119.4	↓-4.1
2/20 12:30	115.1	↓-4.3
2/20 12:40	110.8	↓-4.3
2/20 12:50	106.3	↓-4.5
2/20 13:00	101.9	↓-4.4
2/20 13:10	97.4	↓-4.5
2/20 13:20	92.9	↓-4.5
2/20 13:30	88.5	↓-4.4
2/20 13:40	84.1	↓-4.4
2/20 13:50	79.9	↓-4.2
2/20 14:00	75.8	↓-4.1
2/20 14:10	72.0	↓-3.8
2/20 14:20	68.3	↓-3.7
2/20 14:30	64.8	↓-3.5
2/20 14:40	61.6	↓-3.2
2/20 14:50	58.7	↓-2.9
2/20 15:00	56.1	↓-2.6
2/20 15:10	53.9	↓-2.2
2/20 15:20	51.9	↓-2.0
2/20 15:30	50.4	↓-1.5
2/20 15:40	49.1	↓-1.3
2/20 15:50	48.3	↓-0.8
2/20 16:00	47.8	↓-0.5	干潮
2/20 16:10	47.7	↓-0.1
2/20 16:20	48.0	↑0.3
2/20 16:30	48.7	↑0.7
2/20 16:40	49.7	↑1.0
2/20 16:50	51.1	↑1.4
2/20 17:00	52.8	↑1.7
2/20 17:10	54.8	↑2.0
2/20 17:20	57.2	↑2.4
2/20 17:30	59.9	↑2.7
2/20 17:40	62.8	↑2.9
2/20 17:50	65.9	↑3.1
2/20 18:00	69.3	↑3.4
2/20 18:10	72.9	↑3.6
2/20 18:20	76.7	↑3.8
2/20 18:30	80.5	↑3.8
2/20 18:40	84.5	↑4.0
2/20 18:50	88.6	↑4.1
2/20 19:00	92.7	↑4.1
2/20 19:10	96.8	↑4.1
2/20 19:20	100.8	↑4.0
2/20 19:30	104.9	↑4.1
2/20 19:40	108.8	↑3.9
2/20 19:50	112.6	↑3.8
2/20 20:00	116.3	↑3.7
2/20 20:10	119.8	↑3.5
2/20 20:20	123.1	↑3.3
2/20 20:30	126.2	↑3.1
2/20 20:40	129.1	↑2.9
2/20 20:50	131.7	↑2.6
2/20 21:00	134.0	↑2.3
2/20 21:10	136.0	↑2.0
2/20 21:20	137.6	↑1.6
2/20 21:30	139.0	↑1.4
2/20 21:40	140.0	↑1.0
2/20 21:50	140.7	↑0.7
2/20 22:00	141.0	↑0.3	満潮
2/20 22:10	141.0	0
2/20 22:20	140.6	↓-0.4
2/20 22:30	139.9	↓-0.7
2/20 22:40	138.8	↓-1.1
2/20 22:50	137.4	↓-1.4
2/20 23:00	135.7	↓-1.7
2/20 23:10	133.6	↓-2.1
2/20 23:20	131.3	↓-2.3
2/20 23:30	128.6	↓-2.7
2/20 23:40	125.7	↓-2.9
2/20 23:50	122.5	↓-3.2