31 (火)	10:49	04:08	21:59	16:25
	161cm	20cm	163cm	83cm
中潮 出 07:17 入 17:49 出 10:57 入 22:23

那覇（沖縄）2019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	122.7	↓-5.4
12/31 00:10	117.0	↓-5.7
12/31 00:20	111.3	↓-5.7
12/31 00:30	105.4	↓-5.9
12/31 00:40	99.5	↓-5.9
12/31 00:50	93.6	↓-5.9
12/31 01:00	87.6	↓-6.0	最大潮位差
12/31 01:10	81.7	↓-5.9
12/31 01:20	75.9	↓-5.8
12/31 01:30	70.2	↓-5.7
12/31 01:40	64.7	↓-5.5
12/31 01:50	59.3	↓-5.4
12/31 02:00	54.2	↓-5.1
12/31 02:10	49.3	↓-4.9
12/31 02:20	44.7	↓-4.6
12/31 02:30	40.5	↓-4.2
12/31 02:40	36.5	↓-4.0
12/31 02:50	32.9	↓-3.6
12/31 03:00	29.8	↓-3.1
12/31 03:10	27.0	↓-2.8
12/31 03:20	24.6	↓-2.4
12/31 03:30	22.7	↓-1.9
12/31 03:40	21.3	↓-1.4
12/31 03:50	20.3	↓-1.0
12/31 04:00	19.7	↓-0.6	干潮
12/31 04:10	19.6	↓-0.1
12/31 04:20	20.0	↑0.4
12/31 04:30	20.8	↑0.8
12/31 04:40	22.1	↑1.3
12/31 04:50	23.8	↑1.7
12/31 05:00	25.9	↑2.1
12/31 05:10	28.5	↑2.6
12/31 05:20	31.4	↑2.9
12/31 05:30	34.7	↑3.3
12/31 05:40	38.4	↑3.7
12/31 05:50	42.4	↑4.0
12/31 06:00	46.6	↑4.2
12/31 06:10	51.2	↑4.6
12/31 06:20	56.0	↑4.8
12/31 06:30	61.1	↑5.1
12/31 06:40	66.3	↑5.2
12/31 06:50	71.6	↑5.3
12/31 07:00	77.1	↑5.5
12/31 07:10	82.7	↑5.6
12/31 07:20	88.3	↑5.6
12/31 07:30	93.9	↑5.6
12/31 07:40	99.5	↑5.6
12/31 07:50	105.0	↑5.5
12/31 08:00	110.4	↑5.4
12/31 08:10	115.6	↑5.2
12/31 08:20	120.7	↑5.1
12/31 08:30	125.6	↑4.9
12/31 08:40	130.2	↑4.6
12/31 08:50	134.6	↑4.4
12/31 09:00	138.7	↑4.1
12/31 09:10	142.5	↑3.8
12/31 09:20	145.9	↑3.4
12/31 09:30	149.0	↑3.1
12/31 09:40	151.8	↑2.8
12/31 09:50	154.2	↑2.4
12/31 10:00	156.2	↑2.0
12/31 10:10	157.9	↑1.7
12/31 10:20	159.1	↑1.2
12/31 10:30	160.0	↑0.9
12/31 10:40	160.5	↑0.5	満潮
12/31 10:50	160.6	↑0.1
12/31 11:00	160.4	↓-0.2
12/31 11:10	159.8	↓-0.6
12/31 11:20	158.8	↓-1.0
12/31 11:30	157.6	↓-1.2
12/31 11:40	156.0	↓-1.6
12/31 11:50	154.1	↓-1.9
12/31 12:00	151.9	↓-2.2
12/31 12:10	149.5	↓-2.4
12/31 12:20	146.8	↓-2.7
12/31 12:30	143.9	↓-2.9
12/31 12:40	140.8	↓-3.1
12/31 12:50	137.6	↓-3.2
12/31 13:00	134.2	↓-3.4
12/31 13:10	130.7	↓-3.5
12/31 13:20	127.1	↓-3.6
12/31 13:30	123.4	↓-3.7
12/31 13:40	119.8	↓-3.6
12/31 13:50	116.1	↓-3.7
12/31 14:00	112.5	↓-3.6
12/31 14:10	109.0	↓-3.5
12/31 14:20	105.5	↓-3.5
12/31 14:30	102.2	↓-3.3
12/31 14:40	99.1	↓-3.1
12/31 14:50	96.2	↓-2.9
12/31 15:00	93.5	↓-2.7
12/31 15:10	91.0	↓-2.5
12/31 15:20	88.8	↓-2.2
12/31 15:30	86.9	↓-1.9
12/31 15:40	85.3	↓-1.6
12/31 15:50	84.0	↓-1.3
12/31 16:00	83.0	↓-1.0
12/31 16:10	82.4	↓-0.6
12/31 16:20	82.1	↓-0.3	干潮
12/31 16:30	82.1	0
12/31 16:40	82.5	↑0.4
12/31 16:50	83.2	↑0.7
12/31 17:00	84.3	↑1.1
12/31 17:10	85.6	↑1.3
12/31 17:20	87.3	↑1.7
12/31 17:30	89.3	↑2.0
12/31 17:40	91.5	↑2.2
12/31 17:50	94.1	↑2.6
12/31 18:00	96.8	↑2.7
12/31 18:10	99.8	↑3.0
12/31 18:20	103.0	↑3.2
12/31 18:30	106.3	↑3.3
12/31 18:40	109.8	↑3.5
12/31 18:50	113.4	↑3.6
12/31 19:00	117.1	↑3.7
12/31 19:10	120.9	↑3.8
12/31 19:20	124.6	↑3.7
12/31 19:30	128.4	↑3.8
12/31 19:40	132.1	↑3.7
12/31 19:50	135.7	↑3.6
12/31 20:00	139.2	↑3.5
12/31 20:10	142.6	↑3.4
12/31 20:20	145.8	↑3.2
12/31 20:30	148.8	↑3.0
12/31 20:40	151.5	↑2.7
12/31 20:50	154.0	↑2.5
12/31 21:00	156.2	↑2.2
12/31 21:10	158.1	↑1.9
12/31 21:20	159.6	↑1.5
12/31 21:30	160.8	↑1.2
12/31 21:40	161.7	↑0.9
12/31 21:50	162.2	↑0.5	満潮
12/31 22:00	162.3	↑0.1
12/31 22:10	162.0	↓-0.3
12/31 22:20	161.4	↓-0.6
12/31 22:30	160.4	↓-1.0
12/31 22:40	159.0	↓-1.4
12/31 22:50	157.3	↓-1.7
12/31 23:00	155.2	↓-2.1
12/31 23:10	152.7	↓-2.5
12/31 23:20	150.0	↓-2.7
12/31 23:30	146.9	↓-3.1
12/31 23:40	143.5	↓-3.4
12/31 23:50	139.9	↓-3.6