31 (火)	07:27	00:46	18:20	12:34
	139cm	11cm	165cm	82cm
大潮 出 07:23 入 18:02 出 17:11 入 06:21

長山（沖縄）2047年12月31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
12/31 00:00	14.4	↓-2.0
12/31 00:10	12.7	↓-1.7
12/31 00:20	11.5	↓-1.2
12/31 00:30	10.7	↓-0.8
12/31 00:40	10.2	↓-0.5	干潮
12/31 00:50	10.2	0
12/31 01:00	10.7	↑0.5
12/31 01:10	11.5	↑0.8
12/31 01:20	12.7	↑1.2
12/31 01:30	14.4	↑1.7
12/31 01:40	16.4	↑2.0
12/31 01:50	18.8	↑2.4
12/31 02:00	21.5	↑2.7
12/31 02:10	24.6	↑3.1
12/31 02:20	28.0	↑3.4
12/31 02:30	31.7	↑3.7
12/31 02:40	35.7	↑4.0
12/31 02:50	39.9	↑4.2
12/31 03:00	44.3	↑4.4
12/31 03:10	48.9	↑4.6
12/31 03:20	53.7	↑4.8
12/31 03:30	58.6	↑4.9
12/31 03:40	63.6	↑5.0
12/31 03:50	68.7	↑5.1
12/31 04:00	73.8	↑5.1
12/31 04:10	78.9	↑5.1
12/31 04:20	83.9	↑5.0
12/31 04:30	88.9	↑5.0
12/31 04:40	93.8	↑4.9
12/31 04:50	98.6	↑4.8
12/31 05:00	103.2	↑4.6
12/31 05:10	107.6	↑4.4
12/31 05:20	111.8	↑4.2
12/31 05:30	115.8	↑4.0
12/31 05:40	119.5	↑3.7
12/31 05:50	122.9	↑3.4
12/31 06:00	126.0	↑3.1
12/31 06:10	128.8	↑2.8
12/31 06:20	131.3	↑2.5
12/31 06:30	133.4	↑2.1
12/31 06:40	135.2	↑1.8
12/31 06:50	136.7	↑1.5
12/31 07:00	137.8	↑1.1
12/31 07:10	138.5	↑0.7
12/31 07:20	138.9	↑0.4	満潮
12/31 07:30	138.9	0
12/31 07:40	138.6	↓-0.3
12/31 07:50	138.0	↓-0.6
12/31 08:00	137.0	↓-1.0
12/31 08:10	135.8	↓-1.2
12/31 08:20	134.3	↓-1.5
12/31 08:30	132.5	↓-1.8
12/31 08:40	130.6	↓-1.9
12/31 08:50	128.4	↓-2.2
12/31 09:00	126.0	↓-2.4
12/31 09:10	123.4	↓-2.6
12/31 09:20	120.8	↓-2.6
12/31 09:30	118.0	↓-2.8
12/31 09:40	115.2	↓-2.8
12/31 09:50	112.3	↓-2.9
12/31 10:00	109.4	↓-2.9
12/31 10:10	106.5	↓-2.9
12/31 10:20	103.6	↓-2.9
12/31 10:30	100.8	↓-2.8
12/31 10:40	98.1	↓-2.7
12/31 10:50	95.6	↓-2.5
12/31 11:00	93.2	↓-2.4
12/31 11:10	90.9	↓-2.3
12/31 11:20	88.9	↓-2.0
12/31 11:30	87.0	↓-1.9
12/31 11:40	85.4	↓-1.6
12/31 11:50	84.0	↓-1.4
12/31 12:00	82.9	↓-1.1
12/31 12:10	82.1	↓-0.8
12/31 12:20	81.6	↓-0.5
12/31 12:30	81.3	↓-0.3	干潮
12/31 12:40	81.4	↑0.1
12/31 12:50	81.7	↑0.3
12/31 13:00	82.4	↑0.7
12/31 13:10	83.4	↑1.0
12/31 13:20	84.6	↑1.2
12/31 13:30	86.2	↑1.6
12/31 13:40	88.0	↑1.8
12/31 13:50	90.2	↑2.2
12/31 14:00	92.5	↑2.3
12/31 14:10	95.2	↑2.7
12/31 14:20	98.0	↑2.8
12/31 14:30	101.1	↑3.1
12/31 14:40	104.3	↑3.2
12/31 14:50	107.7	↑3.4
12/31 15:00	111.2	↑3.5
12/31 15:10	114.8	↑3.6
12/31 15:20	118.6	↑3.8
12/31 15:30	122.3	↑3.7
12/31 15:40	126.1	↑3.8
12/31 15:50	129.9	↑3.8
12/31 16:00	133.6	↑3.7
12/31 16:10	137.2	↑3.6
12/31 16:20	140.8	↑3.6
12/31 16:30	144.2	↑3.4
12/31 16:40	147.4	↑3.2
12/31 16:50	150.5	↑3.1
12/31 17:00	153.3	↑2.8
12/31 17:10	155.8	↑2.5
12/31 17:20	158.1	↑2.3
12/31 17:30	160.1	↑2.0
12/31 17:40	161.7	↑1.6
12/31 17:50	163.0	↑1.3
12/31 18:00	163.9	↑0.9
12/31 18:10	164.5	↑0.6	満潮
12/31 18:20	164.6	↑0.1	満潮
12/31 18:30	164.4	↓-0.2
12/31 18:40	163.7	↓-0.7
12/31 18:50	162.6	↓-1.1
12/31 19:00	161.1	↓-1.5
12/31 19:10	159.1	↓-2.0
12/31 19:20	156.8	↓-2.3
12/31 19:30	154.1	↓-2.7
12/31 19:40	150.9	↓-3.2
12/31 19:50	147.4	↓-3.5
12/31 20:00	143.5	↓-3.9
12/31 20:10	139.3	↓-4.2
12/31 20:20	134.7	↓-4.6
12/31 20:30	129.9	↓-4.8
12/31 20:40	124.7	↓-5.2
12/31 20:50	119.4	↓-5.3
12/31 21:00	113.8	↓-5.6
12/31 21:10	108.0	↓-5.8
12/31 21:20	102.1	↓-5.9
12/31 21:30	96.1	↓-6.0
12/31 21:40	90.0	↓-6.1
12/31 21:50	83.8	↓-6.2	最大潮位差
12/31 22:00	77.7	↓-6.1
12/31 22:10	71.5	↓-6.2	最大潮位差
12/31 22:20	65.5	↓-6.0
12/31 22:30	59.5	↓-6.0
12/31 22:40	53.7	↓-5.8
12/31 22:50	48.0	↓-5.7
12/31 23:00	42.6	↓-5.4
12/31 23:10	37.4	↓-5.2
12/31 23:20	32.4	↓-5.0
12/31 23:30	27.8	↓-4.6
12/31 23:40	23.4	↓-4.4
12/31 23:50	19.5	↓-3.9