31 (月)	05:39	11:05	16:52	23:50
	159cm	79cm	182cm	2cm
中潮 出 07:17 入 17:50 出 04:22 入 15:15

那覇（沖縄）2040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	28.4	↑2.3
12/31 00:10	31.1	↑2.7
12/31 00:20	34.2	↑3.1
12/31 00:30	37.6	↑3.4
12/31 00:40	41.4	↑3.8
12/31 00:50	45.4	↑4.0
12/31 01:00	49.8	↑4.4
12/31 01:10	54.4	↑4.6
12/31 01:20	59.3	↑4.9
12/31 01:30	64.3	↑5.0
12/31 01:40	69.5	↑5.2
12/31 01:50	74.9	↑5.4
12/31 02:00	80.3	↑5.4
12/31 02:10	85.8	↑5.5
12/31 02:20	91.3	↑5.5
12/31 02:30	96.8	↑5.5
12/31 02:40	102.3	↑5.5
12/31 02:50	107.7	↑5.4
12/31 03:00	113.0	↑5.3
12/31 03:10	118.1	↑5.1
12/31 03:20	123.0	↑4.9
12/31 03:30	127.7	↑4.7
12/31 03:40	132.1	↑4.4
12/31 03:50	136.3	↑4.2
12/31 04:00	140.2	↑3.9
12/31 04:10	143.7	↑3.5
12/31 04:20	146.9	↑3.2
12/31 04:30	149.8	↑2.9
12/31 04:40	152.3	↑2.5
12/31 04:50	154.3	↑2.0
12/31 05:00	156.0	↑1.7
12/31 05:10	157.3	↑1.3
12/31 05:20	158.2	↑0.9
12/31 05:30	158.7	↑0.5	満潮
12/31 05:40	158.8	↑0.1
12/31 05:50	158.5	↓-0.3
12/31 06:00	157.8	↓-0.7
12/31 06:10	156.8	↓-1.0
12/31 06:20	155.4	↓-1.4
12/31 06:30	153.7	↓-1.7
12/31 06:40	151.6	↓-2.1
12/31 06:50	149.3	↓-2.3
12/31 07:00	146.7	↓-2.6
12/31 07:10	143.8	↓-2.9
12/31 07:20	140.7	↓-3.1
12/31 07:30	137.4	↓-3.3
12/31 07:40	133.9	↓-3.5
12/31 07:50	130.3	↓-3.6
12/31 08:00	126.6	↓-3.7
12/31 08:10	122.8	↓-3.8
12/31 08:20	119.0	↓-3.8
12/31 08:30	115.2	↓-3.8
12/31 08:40	111.3	↓-3.9
12/31 08:50	107.6	↓-3.7
12/31 09:00	103.9	↓-3.7
12/31 09:10	100.4	↓-3.5
12/31 09:20	97.1	↓-3.3
12/31 09:30	93.9	↓-3.2
12/31 09:40	91.0	↓-2.9
12/31 09:50	88.3	↓-2.7
12/31 10:00	85.8	↓-2.5
12/31 10:10	83.7	↓-2.1
12/31 10:20	81.9	↓-1.8
12/31 10:30	80.5	↓-1.4
12/31 10:40	79.4	↓-1.1
12/31 10:50	78.7	↓-0.7
12/31 11:00	78.3	↓-0.4	干潮
12/31 11:10	78.3	0
12/31 11:20	78.8	↑0.5
12/31 11:30	79.6	↑0.8
12/31 11:40	80.7	↑1.1
12/31 11:50	82.3	↑1.6
12/31 12:00	84.2	↑1.9
12/31 12:10	86.5	↑2.3
12/31 12:20	89.1	↑2.6
12/31 12:30	92.1	↑3.0
12/31 12:40	95.3	↑3.2
12/31 12:50	98.8	↑3.5
12/31 13:00	102.6	↑3.8
12/31 13:10	106.6	↑4.0
12/31 13:20	110.7	↑4.1
12/31 13:30	115.1	↑4.4
12/31 13:40	119.6	↑4.5
12/31 13:50	124.1	↑4.5
12/31 14:00	128.7	↑4.6
12/31 14:10	133.4	↑4.7
12/31 14:20	138.0	↑4.6
12/31 14:30	142.6	↑4.6
12/31 14:40	147.1	↑4.5
12/31 14:50	151.4	↑4.3
12/31 15:00	155.6	↑4.2
12/31 15:10	159.6	↑4.0
12/31 15:20	163.3	↑3.7
12/31 15:30	166.8	↑3.5
12/31 15:40	169.9	↑3.1
12/31 15:50	172.7	↑2.8
12/31 16:00	175.1	↑2.4
12/31 16:10	177.2	↑2.1
12/31 16:20	178.8	↑1.6
12/31 16:30	180.0	↑1.2
12/31 16:40	180.7	↑0.7
12/31 16:50	181.0	↑0.3	満潮
12/31 17:00	180.8	↓-0.2
12/31 17:10	180.2	↓-0.6
12/31 17:20	179.0	↓-1.2
12/31 17:30	177.4	↓-1.6
12/31 17:40	175.4	↓-2.0
12/31 17:50	172.8	↓-2.6
12/31 18:00	169.9	↓-2.9
12/31 18:10	166.5	↓-3.4
12/31 18:20	162.7	↓-3.8
12/31 18:30	158.5	↓-4.2
12/31 18:40	153.9	↓-4.6
12/31 18:50	148.9	↓-5.0
12/31 19:00	143.7	↓-5.2
12/31 19:10	138.1	↓-5.6
12/31 19:20	132.3	↓-5.8
12/31 19:30	126.3	↓-6.0
12/31 19:40	120.0	↓-6.3
12/31 19:50	113.6	↓-6.4
12/31 20:00	107.0	↓-6.6
12/31 20:10	100.3	↓-6.7
12/31 20:20	93.6	↓-6.7
12/31 20:30	86.8	↓-6.8	最大潮位差
12/31 20:40	80.1	↓-6.7
12/31 20:50	73.4	↓-6.7
12/31 21:00	66.8	↓-6.6
12/31 21:10	60.3	↓-6.5
12/31 21:20	54.0	↓-6.3
12/31 21:30	47.9	↓-6.1
12/31 21:40	42.1	↓-5.8
12/31 21:50	36.5	↓-5.6
12/31 22:00	31.3	↓-5.2
12/31 22:10	26.4	↓-4.9
12/31 22:20	21.8	↓-4.6
12/31 22:30	17.7	↓-4.1
12/31 22:40	14.0	↓-3.7
12/31 22:50	10.8	↓-3.2
12/31 23:00	8.0	↓-2.8
12/31 23:10	5.8	↓-2.2
12/31 23:20	4.0	↓-1.8
12/31 23:30	2.8	↓-1.2
12/31 23:40	2.0	↓-0.8	干潮
12/31 23:50	1.8	↓-0.2	干潮