31 (月)	11:34	04:56	23:06	17:12
	148cm	10cm	152cm	66cm
中潮 出 07:23 入 18:02 出 11:47 入 23:38

長山（沖縄）2057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	140.3	↓-4.3
12/31 00:10	135.6	↓-4.7
12/31 00:20	130.7	↓-4.9
12/31 00:30	125.5	↓-5.2
12/31 00:40	120.1	↓-5.4
12/31 00:50	114.4	↓-5.7
12/31 01:00	108.6	↓-5.8
12/31 01:10	102.7	↓-5.9
12/31 01:20	96.7	↓-6.0
12/31 01:30	90.6	↓-6.1	最大潮位差
12/31 01:40	84.5	↓-6.1	最大潮位差
12/31 01:50	78.4	↓-6.1	最大潮位差
12/31 02:00	72.4	↓-6.0
12/31 02:10	66.4	↓-6.0
12/31 02:20	60.6	↓-5.8
12/31 02:30	55.0	↓-5.6
12/31 02:40	49.6	↓-5.4
12/31 02:50	44.4	↓-5.2
12/31 03:00	39.4	↓-5.0
12/31 03:10	34.8	↓-4.6
12/31 03:20	30.5	↓-4.3
12/31 03:30	26.5	↓-4.0
12/31 03:40	23.0	↓-3.5
12/31 03:50	19.8	↓-3.2
12/31 04:00	17.0	↓-2.8
12/31 04:10	14.7	↓-2.3
12/31 04:20	12.9	↓-1.8
12/31 04:30	11.4	↓-1.5
12/31 04:40	10.5	↓-0.9
12/31 04:50	10.0	↓-0.5	干潮
12/31 05:00	10.0	0
12/31 05:10	10.5	↑0.5
12/31 05:20	11.4	↑0.9
12/31 05:30	12.8	↑1.4
12/31 05:40	14.6	↑1.8
12/31 05:50	16.8	↑2.2
12/31 06:00	19.5	↑2.7
12/31 06:10	22.5	↑3.0
12/31 06:20	25.9	↑3.4
12/31 06:30	29.6	↑3.7
12/31 06:40	33.6	↑4.0
12/31 06:50	38.0	↑4.4
12/31 07:00	42.5	↑4.5
12/31 07:10	47.3	↑4.8
12/31 07:20	52.3	↑5.0
12/31 07:30	57.5	↑5.2
12/31 07:40	62.7	↑5.2
12/31 07:50	68.1	↑5.4
12/31 08:00	73.5	↑5.4
12/31 08:10	78.9	↑5.4
12/31 08:20	84.3	↑5.4
12/31 08:30	89.7	↑5.4
12/31 08:40	95.0	↑5.3
12/31 08:50	100.2	↑5.2
12/31 09:00	105.2	↑5.0
12/31 09:10	110.0	↑4.8
12/31 09:20	114.7	↑4.7
12/31 09:30	119.1	↑4.4
12/31 09:40	123.2	↑4.1
12/31 09:50	127.1	↑3.9
12/31 10:00	130.7	↑3.6
12/31 10:10	133.9	↑3.2
12/31 10:20	136.8	↑2.9
12/31 10:30	139.4	↑2.6
12/31 10:40	141.6	↑2.2
12/31 10:50	143.5	↑1.9
12/31 11:00	144.9	↑1.4
12/31 11:10	146.0	↑1.1
12/31 11:20	146.7	↑0.7
12/31 11:30	147.0	↑0.3	満潮
12/31 11:40	146.9	↓-0.1
12/31 11:50	146.5	↓-0.4
12/31 12:00	145.7	↓-0.8
12/31 12:10	144.5	↓-1.2
12/31 12:20	143.1	↓-1.4
12/31 12:30	141.2	↓-1.9
12/31 12:40	139.1	↓-2.1
12/31 12:50	136.7	↓-2.4
12/31 13:00	134.1	↓-2.6
12/31 13:10	131.2	↓-2.9
12/31 13:20	128.0	↓-3.2
12/31 13:30	124.8	↓-3.2
12/31 13:40	121.3	↓-3.5
12/31 13:50	117.7	↓-3.6
12/31 14:00	114.1	↓-3.6
12/31 14:10	110.4	↓-3.7
12/31 14:20	106.6	↓-3.8
12/31 14:30	102.9	↓-3.7
12/31 14:40	99.2	↓-3.7
12/31 14:50	95.5	↓-3.7
12/31 15:00	92.0	↓-3.5
12/31 15:10	88.5	↓-3.5
12/31 15:20	85.3	↓-3.2
12/31 15:30	82.2	↓-3.1
12/31 15:40	79.3	↓-2.9
12/31 15:50	76.7	↓-2.6
12/31 16:00	74.3	↓-2.4
12/31 16:10	72.1	↓-2.2
12/31 16:20	70.3	↓-1.8
12/31 16:30	68.8	↓-1.5
12/31 16:40	67.6	↓-1.2
12/31 16:50	66.7	↓-0.9
12/31 17:00	66.2	↓-0.5
12/31 17:10	65.9	↓-0.3	干潮
12/31 17:20	66.1	↑0.2
12/31 17:30	66.5	↑0.4
12/31 17:40	67.4	↑0.9
12/31 17:50	68.5	↑1.1
12/31 18:00	69.9	↑1.4
12/31 18:10	71.7	↑1.8
12/31 18:20	73.7	↑2.0
12/31 18:30	76.1	↑2.4
12/31 18:40	78.6	↑2.5
12/31 18:50	81.4	↑2.8
12/31 19:00	84.5	↑3.1
12/31 19:10	87.7	↑3.2
12/31 19:20	91.0	↑3.3
12/31 19:30	94.6	↑3.6
12/31 19:40	98.2	↑3.6
12/31 19:50	101.9	↑3.7
12/31 20:00	105.7	↑3.8
12/31 20:10	109.4	↑3.7
12/31 20:20	113.2	↑3.8
12/31 20:30	117.0	↑3.8
12/31 20:40	120.7	↑3.7
12/31 20:50	124.2	↑3.5
12/31 21:00	127.7	↑3.5
12/31 21:10	131.1	↑3.4
12/31 21:20	134.2	↑3.1
12/31 21:30	137.2	↑3.0
12/31 21:40	139.9	↑2.7
12/31 21:50	142.4	↑2.5
12/31 22:00	144.7	↑2.3
12/31 22:10	146.6	↑1.9
12/31 22:20	148.3	↑1.7
12/31 22:30	149.7	↑1.4
12/31 22:40	150.7	↑1.0
12/31 22:50	151.4	↑0.7
12/31 23:00	151.7	↑0.3	満潮
12/31 23:10	151.7	0
12/31 23:20	151.3	↓-0.4
12/31 23:30	150.6	↓-0.7
12/31 23:40	149.5	↓-1.1
12/31 23:50	148.1	↓-1.4