20 (金)	01:20	04:57	10:48	19:01
	121cm	113cm	140cm	61cm
小潮 出 06:13 入 19:04 出 01:07 入 11:45

長山（沖縄）2063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	117.2	↑1.0
4/20 00:10	118.1	↑0.9
4/20 00:20	118.8	↑0.7
4/20 00:30	119.5	↑0.7
4/20 00:40	120.0	↑0.5
4/20 00:50	120.3	↑0.3
4/20 01:00	120.6	↑0.3
4/20 01:10	120.7	↑0.1	満潮
4/20 01:20	120.8	↑0.1	満潮
4/20 01:30	120.7	↓-0.1
4/20 01:40	120.6	↓-0.1
4/20 01:50	120.4	↓-0.2
4/20 02:00	120.1	↓-0.3
4/20 02:10	119.7	↓-0.4
4/20 02:20	119.3	↓-0.4
4/20 02:30	118.8	↓-0.5
4/20 02:40	118.3	↓-0.5
4/20 02:50	117.7	↓-0.6
4/20 03:00	117.2	↓-0.5
4/20 03:10	116.6	↓-0.6
4/20 03:20	116.1	↓-0.5
4/20 03:30	115.5	↓-0.6
4/20 03:40	115.0	↓-0.5
4/20 03:50	114.5	↓-0.5
4/20 04:00	114.1	↓-0.4
4/20 04:10	113.7	↓-0.4
4/20 04:20	113.4	↓-0.3
4/20 04:30	113.1	↓-0.3
4/20 04:40	113.0	↓-0.1
4/20 04:50	112.9	↓-0.1	干潮
4/20 05:00	112.9	0
4/20 05:10	112.9	0
4/20 05:20	113.1	↑0.2
4/20 05:30	113.4	↑0.3
4/20 05:40	113.8	↑0.4
4/20 05:50	114.2	↑0.4
4/20 06:00	114.8	↑0.6
4/20 06:10	115.4	↑0.6
4/20 06:20	116.1	↑0.7
4/20 06:30	116.9	↑0.8
4/20 06:40	117.8	↑0.9
4/20 06:50	118.7	↑0.9
4/20 07:00	119.7	↑1.0
4/20 07:10	120.8	↑1.1
4/20 07:20	121.9	↑1.1
4/20 07:30	123.0	↑1.1
4/20 07:40	124.2	↑1.2
4/20 07:50	125.4	↑1.2
4/20 08:00	126.5	↑1.1
4/20 08:10	127.7	↑1.2
4/20 08:20	128.9	↑1.2
4/20 08:30	130.0	↑1.1
4/20 08:40	131.2	↑1.2
4/20 08:50	132.2	↑1.0
4/20 09:00	133.3	↑1.1
4/20 09:10	134.3	↑1.0
4/20 09:20	135.2	↑0.9
4/20 09:30	136.0	↑0.8
4/20 09:40	136.8	↑0.8
4/20 09:50	137.4	↑0.6
4/20 10:00	138.0	↑0.6
4/20 10:10	138.5	↑0.5
4/20 10:20	138.8	↑0.3
4/20 10:30	139.1	↑0.3
4/20 10:40	139.2	↑0.1	満潮
4/20 10:50	139.3	↑0.1
4/20 11:00	139.2	↓-0.1
4/20 11:10	138.9	↓-0.3
4/20 11:20	138.6	↓-0.3
4/20 11:30	138.1	↓-0.5
4/20 11:40	137.5	↓-0.6
4/20 11:50	136.7	↓-0.8
4/20 12:00	135.8	↓-0.9
4/20 12:10	134.8	↓-1.0
4/20 12:20	133.7	↓-1.1
4/20 12:30	132.4	↓-1.3
4/20 12:40	131.0	↓-1.4
4/20 12:50	129.4	↓-1.6
4/20 13:00	127.8	↓-1.6
4/20 13:10	126.0	↓-1.8
4/20 13:20	124.1	↓-1.9
4/20 13:30	122.1	↓-2.0
4/20 13:40	120.0	↓-2.1
4/20 13:50	117.8	↓-2.2
4/20 14:00	115.5	↓-2.3
4/20 14:10	113.2	↓-2.3
4/20 14:20	110.8	↓-2.4
4/20 14:30	108.3	↓-2.5
4/20 14:40	105.7	↓-2.6	最大潮位差
4/20 14:50	103.2	↓-2.5
4/20 15:00	100.6	↓-2.6	最大潮位差
4/20 15:10	98.0	↓-2.6	最大潮位差
4/20 15:20	95.4	↓-2.6	最大潮位差
4/20 15:30	92.8	↓-2.6	最大潮位差
4/20 15:40	90.2	↓-2.6	最大潮位差
4/20 15:50	87.7	↓-2.5
4/20 16:00	85.2	↓-2.5
4/20 16:10	82.8	↓-2.4
4/20 16:20	80.4	↓-2.4
4/20 16:30	78.2	↓-2.2
4/20 16:40	76.0	↓-2.2
4/20 16:50	73.9	↓-2.1
4/20 17:00	72.0	↓-1.9
4/20 17:10	70.2	↓-1.8
4/20 17:20	68.5	↓-1.7
4/20 17:30	67.0	↓-1.5
4/20 17:40	65.6	↓-1.4
4/20 17:50	64.4	↓-1.2
4/20 18:00	63.3	↓-1.1
4/20 18:10	62.4	↓-0.9
4/20 18:20	61.7	↓-0.7
4/20 18:30	61.1	↓-0.6
4/20 18:40	60.7	↓-0.4
4/20 18:50	60.4	↓-0.3
4/20 19:00	60.3	↓-0.1	干潮
4/20 19:10	60.4	↑0.1
4/20 19:20	60.6	↑0.2
4/20 19:30	61.0	↑0.4
4/20 19:40	61.6	↑0.6
4/20 19:50	62.3	↑0.7
4/20 20:00	63.1	↑0.8
4/20 20:10	64.0	↑0.9
4/20 20:20	65.1	↑1.1
4/20 20:30	66.3	↑1.2
4/20 20:40	67.7	↑1.4
4/20 20:50	69.1	↑1.4
4/20 21:00	70.6	↑1.5
4/20 21:10	72.2	↑1.6
4/20 21:20	73.9	↑1.7
4/20 21:30	75.7	↑1.8
4/20 21:40	77.5	↑1.8
4/20 21:50	79.4	↑1.9
4/20 22:00	81.3	↑1.9
4/20 22:10	83.3	↑2.0
4/20 22:20	85.3	↑2.0
4/20 22:30	87.4	↑2.1
4/20 22:40	89.4	↑2.0
4/20 22:50	91.5	↑2.1
4/20 23:00	93.6	↑2.1
4/20 23:10	95.6	↑2.0
4/20 23:20	97.7	↑2.1
4/20 23:30	99.7	↑2.0
4/20 23:40	101.7	↑2.0
4/20 23:50	103.6	↑1.9