31 (金)	06:40	12:04	17:46	-
	139cm	75cm	152cm	-
中潮 出 07:32 入 18:07 出 04:31 入 15:32

黄尾嶼（沖縄）2021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	19.8	↓-0.2
12/31 00:10	20.1	↑0.3
12/31 00:20	20.8	↑0.7
12/31 00:30	21.8	↑1.0
12/31 00:40	23.2	↑1.4
12/31 00:50	25.0	↑1.8
12/31 01:00	27.1	↑2.1
12/31 01:10	29.5	↑2.4
12/31 01:20	32.2	↑2.7
12/31 01:30	35.3	↑3.1
12/31 01:40	38.6	↑3.3
12/31 01:50	42.2	↑3.6
12/31 02:00	46.0	↑3.8
12/31 02:10	50.0	↑4.0
12/31 02:20	54.2	↑4.2
12/31 02:30	58.5	↑4.3
12/31 02:40	63.0	↑4.5
12/31 02:50	67.5	↑4.5
12/31 03:00	72.2	↑4.7
12/31 03:10	76.8	↑4.6
12/31 03:20	81.5	↑4.7
12/31 03:30	86.1	↑4.6
12/31 03:40	90.7	↑4.6
12/31 03:50	95.3	↑4.6
12/31 04:00	99.7	↑4.4
12/31 04:10	103.9	↑4.2
12/31 04:20	108.0	↑4.1
12/31 04:30	112.0	↑4.0
12/31 04:40	115.7	↑3.7
12/31 04:50	119.2	↑3.5
12/31 05:00	122.4	↑3.2
12/31 05:10	125.4	↑3.0
12/31 05:20	128.0	↑2.6
12/31 05:30	130.4	↑2.4
12/31 05:40	132.5	↑2.1
12/31 05:50	134.3	↑1.8
12/31 06:00	135.7	↑1.4
12/31 06:10	136.8	↑1.1
12/31 06:20	137.6	↑0.8
12/31 06:30	138.0	↑0.4	満潮
12/31 06:40	138.1	↑0.1	満潮
12/31 06:50	137.9	↓-0.2
12/31 07:00	137.4	↓-0.5
12/31 07:10	136.6	↓-0.8
12/31 07:20	135.5	↓-1.1
12/31 07:30	134.1	↓-1.4
12/31 07:40	132.4	↓-1.7
12/31 07:50	130.5	↓-1.9
12/31 08:00	128.4	↓-2.1
12/31 08:10	126.1	↓-2.3
12/31 08:20	123.6	↓-2.5
12/31 08:30	120.9	↓-2.7
12/31 08:40	118.1	↓-2.8
12/31 08:50	115.2	↓-2.9
12/31 09:00	112.3	↓-2.9
12/31 09:10	109.2	↓-3.1
12/31 09:20	106.2	↓-3.0
12/31 09:30	103.2	↓-3.0
12/31 09:40	100.2	↓-3.0
12/31 09:50	97.2	↓-3.0
12/31 10:00	94.4	↓-2.8
12/31 10:10	91.6	↓-2.8
12/31 10:20	89.0	↓-2.6
12/31 10:30	86.6	↓-2.4
12/31 10:40	84.3	↓-2.3
12/31 10:50	82.2	↓-2.1
12/31 11:00	80.4	↓-1.8
12/31 11:10	78.8	↓-1.6
12/31 11:20	77.4	↓-1.4
12/31 11:30	76.4	↓-1.0
12/31 11:40	75.5	↓-0.9
12/31 11:50	75.0	↓-0.5
12/31 12:00	74.8	↓-0.2	干潮
12/31 12:10	74.9	↑0.1
12/31 12:20	75.2	↑0.3
12/31 12:30	75.9	↑0.7
12/31 12:40	76.8	↑0.9
12/31 12:50	78.1	↑1.3
12/31 13:00	79.6	↑1.5
12/31 13:10	81.4	↑1.8
12/31 13:20	83.5	↑2.1
12/31 13:30	85.8	↑2.3
12/31 13:40	88.3	↑2.5
12/31 13:50	91.0	↑2.7
12/31 14:00	93.9	↑2.9
12/31 14:10	97.0	↑3.1
12/31 14:20	100.2	↑3.2
12/31 14:30	103.5	↑3.3
12/31 14:40	106.9	↑3.4
12/31 14:50	110.4	↑3.5
12/31 15:00	113.9	↑3.5
12/31 15:10	117.4	↑3.5
12/31 15:20	120.9	↑3.5
12/31 15:30	124.4	↑3.5
12/31 15:40	127.7	↑3.3
12/31 15:50	130.9	↑3.2
12/31 16:00	134.0	↑3.1
12/31 16:10	136.9	↑2.9
12/31 16:20	139.7	↑2.8
12/31 16:30	142.2	↑2.5
12/31 16:40	144.4	↑2.2
12/31 16:50	146.4	↑2.0
12/31 17:00	148.1	↑1.7
12/31 17:10	149.5	↑1.4
12/31 17:20	150.6	↑1.1
12/31 17:30	151.3	↑0.7
12/31 17:40	151.7	↑0.4	満潮
12/31 17:50	151.7	0
12/31 18:00	151.4	↓-0.3
12/31 18:10	150.6	↓-0.8
12/31 18:20	149.5	↓-1.1
12/31 18:30	148.0	↓-1.5
12/31 18:40	146.2	↓-1.8
12/31 18:50	143.9	↓-2.3
12/31 19:00	141.3	↓-2.6
12/31 19:10	138.4	↓-2.9
12/31 19:20	135.1	↓-3.3
12/31 19:30	131.5	↓-3.6
12/31 19:40	127.5	↓-4.0
12/31 19:50	123.3	↓-4.2
12/31 20:00	118.8	↓-4.5
12/31 20:10	114.1	↓-4.7
12/31 20:20	109.2	↓-4.9
12/31 20:30	104.1	↓-5.1
12/31 20:40	98.8	↓-5.3
12/31 20:50	93.4	↓-5.4
12/31 21:00	87.9	↓-5.5
12/31 21:10	82.3	↓-5.6	最大潮位差
12/31 21:20	76.7	↓-5.6	最大潮位差
12/31 21:30	71.1	↓-5.6	最大潮位差
12/31 21:40	65.6	↓-5.5
12/31 21:50	60.1	↓-5.5
12/31 22:00	54.7	↓-5.4
12/31 22:10	49.5	↓-5.2
12/31 22:20	44.4	↓-5.1
12/31 22:30	39.5	↓-4.9
12/31 22:40	34.9	↓-4.6
12/31 22:50	30.5	↓-4.4
12/31 23:00	26.4	↓-4.1
12/31 23:10	22.6	↓-3.8
12/31 23:20	19.1	↓-3.5
12/31 23:30	16.0	↓-3.1
12/31 23:40	13.3	↓-2.7
12/31 23:50	11.0	↓-2.3