20 (土)	10:03	04:10	23:53	17:05
	157cm	89cm	134cm	46cm
中潮 出 06:13 入 19:04 出 - 入 10:33

長山（沖縄）2052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	133.8	↓-1.5
4/20 00:10	132.0	↓-1.8
4/20 00:20	130.1	↓-1.9
4/20 00:30	128.1	↓-2.0
4/20 00:40	125.9	↓-2.2
4/20 00:50	123.6	↓-2.3
4/20 01:00	121.2	↓-2.4
4/20 01:10	118.7	↓-2.5
4/20 01:20	116.3	↓-2.4
4/20 01:30	113.7	↓-2.6
4/20 01:40	111.2	↓-2.5
4/20 01:50	108.8	↓-2.4
4/20 02:00	106.3	↓-2.5
4/20 02:10	104.0	↓-2.3
4/20 02:20	101.7	↓-2.3
4/20 02:30	99.5	↓-2.2
4/20 02:40	97.5	↓-2.0
4/20 02:50	95.7	↓-1.8
4/20 03:00	94.0	↓-1.7
4/20 03:10	92.5	↓-1.5
4/20 03:20	91.2	↓-1.3
4/20 03:30	90.1	↓-1.1
4/20 03:40	89.3	↓-0.8
4/20 03:50	88.7	↓-0.6
4/20 04:00	88.3	↓-0.4	干潮
4/20 04:10	88.2	↓-0.1	干潮
4/20 04:20	88.3	↑0.1
4/20 04:30	88.7	↑0.4
4/20 04:40	89.4	↑0.7
4/20 04:50	90.3	↑0.9
4/20 05:00	91.5	↑1.2
4/20 05:10	92.9	↑1.4
4/20 05:20	94.5	↑1.6
4/20 05:30	96.4	↑1.9
4/20 05:40	98.4	↑2.0
4/20 05:50	100.6	↑2.2
4/20 06:00	103.1	↑2.5
4/20 06:10	105.6	↑2.5
4/20 06:20	108.3	↑2.7
4/20 06:30	111.1	↑2.8
4/20 06:40	114.0	↑2.9
4/20 06:50	117.0	↑3.0
4/20 07:00	120.0	↑3.0
4/20 07:10	123.0	↑3.0
4/20 07:20	126.0	↑3.0
4/20 07:30	129.0	↑3.0
4/20 07:40	131.9	↑2.9
4/20 07:50	134.8	↑2.9
4/20 08:00	137.6	↑2.8
4/20 08:10	140.2	↑2.6
4/20 08:20	142.7	↑2.5
4/20 08:30	145.0	↑2.3
4/20 08:40	147.2	↑2.2
4/20 08:50	149.1	↑1.9
4/20 09:00	150.9	↑1.8
4/20 09:10	152.4	↑1.5
4/20 09:20	153.6	↑1.2
4/20 09:30	154.7	↑1.1
4/20 09:40	155.4	↑0.7
4/20 09:50	155.9	↑0.5
4/20 10:00	156.1	↑0.2	満潮
4/20 10:10	156.0	↓-0.1
4/20 10:20	155.7	↓-0.3
4/20 10:30	155.0	↓-0.7
4/20 10:40	154.1	↓-0.9
4/20 10:50	152.8	↓-1.3
4/20 11:00	151.4	↓-1.4
4/20 11:10	149.6	↓-1.8
4/20 11:20	147.5	↓-2.1
4/20 11:30	145.3	↓-2.2
4/20 11:40	142.7	↓-2.6
4/20 11:50	140.0	↓-2.7
4/20 12:00	137.0	↓-3.0
4/20 12:10	133.8	↓-3.2
4/20 12:20	130.4	↓-3.4
4/20 12:30	126.8	↓-3.6
4/20 12:40	123.1	↓-3.7
4/20 12:50	119.3	↓-3.8
4/20 13:00	115.4	↓-3.9
4/20 13:10	111.3	↓-4.1
4/20 13:20	107.2	↓-4.1
4/20 13:30	103.1	↓-4.1
4/20 13:40	98.9	↓-4.2	最大潮位差
4/20 13:50	94.8	↓-4.1
4/20 14:00	90.6	↓-4.2	最大潮位差
4/20 14:10	86.6	↓-4.0
4/20 14:20	82.6	↓-4.0
4/20 14:30	78.7	↓-3.9
4/20 14:40	74.9	↓-3.8
4/20 14:50	71.2	↓-3.7
4/20 15:00	67.8	↓-3.4
4/20 15:10	64.5	↓-3.3
4/20 15:20	61.4	↓-3.1
4/20 15:30	58.5	↓-2.9
4/20 15:40	55.9	↓-2.6
4/20 15:50	53.6	↓-2.3
4/20 16:00	51.5	↓-2.1
4/20 16:10	49.7	↓-1.8
4/20 16:20	48.2	↓-1.5
4/20 16:30	47.0	↓-1.2
4/20 16:40	46.1	↓-0.9
4/20 16:50	45.5	↓-0.6
4/20 17:00	45.3	↓-0.2	干潮
4/20 17:10	45.3	0
4/20 17:20	45.6	↑0.3
4/20 17:30	46.3	↑0.7
4/20 17:40	47.2	↑0.9
4/20 17:50	48.5	↑1.3
4/20 18:00	50.0	↑1.5
4/20 18:10	51.7	↑1.7
4/20 18:20	53.7	↑2.0
4/20 18:30	56.0	↑2.3
4/20 18:40	58.4	↑2.4
4/20 18:50	61.1	↑2.7
4/20 19:00	63.9	↑2.8
4/20 19:10	66.9	↑3.0
4/20 19:20	70.0	↑3.1
4/20 19:30	73.3	↑3.3
4/20 19:40	76.6	↑3.3
4/20 19:50	80.0	↑3.4
4/20 20:00	83.4	↑3.4
4/20 20:10	86.8	↑3.4
4/20 20:20	90.3	↑3.5
4/20 20:30	93.7	↑3.4
4/20 20:40	97.1	↑3.4
4/20 20:50	100.4	↑3.3
4/20 21:00	103.7	↑3.3
4/20 21:10	106.9	↑3.2
4/20 21:20	109.9	↑3.0
4/20 21:30	112.8	↑2.9
4/20 21:40	115.6	↑2.8
4/20 21:50	118.2	↑2.6
4/20 22:00	120.6	↑2.4
4/20 22:10	122.8	↑2.2
4/20 22:20	124.9	↑2.1
4/20 22:30	126.8	↑1.9
4/20 22:40	128.4	↑1.6
4/20 22:50	129.9	↑1.5
4/20 23:00	131.1	↑1.2
4/20 23:10	132.1	↑1.0
4/20 23:20	132.9	↑0.8
4/20 23:30	133.5	↑0.6
4/20 23:40	133.8	↑0.3
4/20 23:50	134.0	↑0.2	満潮