31 (木)	07:34	00:29	17:53	12:30
	107cm	-11cm	117cm	68cm
大潮 出 06:35 入 16:49 出 17:47 入 07:24

鳥島（東京）2020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	-9.8	↓-1.1
12/31 00:10	-10.6	↓-0.8
12/31 00:20	-11.1	↓-0.5	干潮
12/31 00:30	-11.2	↓-0.1
12/31 00:40	-10.9	↑0.3
12/31 00:50	-10.3	↑0.6
12/31 01:00	-9.4	↑0.9
12/31 01:10	-8.1	↑1.3
12/31 01:20	-6.5	↑1.6
12/31 01:30	-4.5	↑2.0
12/31 01:40	-2.3	↑2.2
12/31 01:50	0.3	↑2.6
12/31 02:00	3.1	↑2.8
12/31 02:10	6.2	↑3.1
12/31 02:20	9.5	↑3.3
12/31 02:30	13.1	↑3.6
12/31 02:40	16.8	↑3.7
12/31 02:50	20.7	↑3.9
12/31 03:00	24.8	↑4.1
12/31 03:10	29.0	↑4.2
12/31 03:20	33.2	↑4.2
12/31 03:30	37.6	↑4.4
12/31 03:40	42.0	↑4.4
12/31 03:50	46.4	↑4.4
12/31 04:00	50.8	↑4.4
12/31 04:10	55.2	↑4.4
12/31 04:20	59.6	↑4.4
12/31 04:30	63.8	↑4.2
12/31 04:40	68.0	↑4.2
12/31 04:50	72.0	↑4.0
12/31 05:00	75.9	↑3.9
12/31 05:10	79.6	↑3.7
12/31 05:20	83.1	↑3.5
12/31 05:30	86.5	↑3.4
12/31 05:40	89.6	↑3.1
12/31 05:50	92.4	↑2.8
12/31 06:00	95.1	↑2.7
12/31 06:10	97.4	↑2.3
12/31 06:20	99.5	↑2.1
12/31 06:30	101.4	↑1.9
12/31 06:40	102.9	↑1.5
12/31 06:50	104.2	↑1.3
12/31 07:00	105.2	↑1.0
12/31 07:10	106.0	↑0.8
12/31 07:20	106.4	↑0.4
12/31 07:30	106.6	↑0.2	満潮
12/31 07:40	106.6	0
12/31 07:50	106.2	↓-0.4
12/31 08:00	105.7	↓-0.5
12/31 08:10	104.9	↓-0.8
12/31 08:20	104.0	↓-0.9
12/31 08:30	102.8	↓-1.2
12/31 08:40	101.4	↓-1.4
12/31 08:50	99.9	↓-1.5
12/31 09:00	98.3	↓-1.6
12/31 09:10	96.5	↓-1.8
12/31 09:20	94.7	↓-1.8
12/31 09:30	92.7	↓-2.0
12/31 09:40	90.7	↓-2.0
12/31 09:50	88.7	↓-2.0
12/31 10:00	86.7	↓-2.0
12/31 10:10	84.7	↓-2.0
12/31 10:20	82.7	↓-2.0
12/31 10:30	80.7	↓-2.0
12/31 10:40	78.8	↓-1.9
12/31 10:50	77.1	↓-1.7
12/31 11:00	75.4	↓-1.7
12/31 11:10	73.8	↓-1.6
12/31 11:20	72.4	↓-1.4
12/31 11:30	71.2	↓-1.2
12/31 11:40	70.1	↓-1.1
12/31 11:50	69.2	↓-0.9
12/31 12:00	68.5	↓-0.7
12/31 12:10	68.0	↓-0.5
12/31 12:20	67.7	↓-0.3	干潮
12/31 12:30	67.6	↓-0.1	干潮
12/31 12:40	67.7	↑0.1
12/31 12:50	68.0	↑0.3
12/31 13:00	68.6	↑0.6
12/31 13:10	69.3	↑0.7
12/31 13:20	70.3	↑1.0
12/31 13:30	71.4	↑1.1
12/31 13:40	72.7	↑1.3
12/31 13:50	74.3	↑1.6
12/31 14:00	75.9	↑1.6
12/31 14:10	77.8	↑1.9
12/31 14:20	79.7	↑1.9
12/31 14:30	81.8	↑2.1
12/31 14:40	84.0	↑2.2
12/31 14:50	86.2	↑2.2
12/31 15:00	88.5	↑2.3
12/31 15:10	90.9	↑2.4
12/31 15:20	93.3	↑2.4
12/31 15:30	95.6	↑2.3
12/31 15:40	98.0	↑2.4
12/31 15:50	100.3	↑2.3
12/31 16:00	102.5	↑2.2
12/31 16:10	104.7	↑2.2
12/31 16:20	106.7	↑2.0
12/31 16:30	108.6	↑1.9
12/31 16:40	110.4	↑1.8
12/31 16:50	111.9	↑1.5
12/31 17:00	113.3	↑1.4
12/31 17:10	114.5	↑1.2
12/31 17:20	115.4	↑0.9
12/31 17:30	116.1	↑0.7
12/31 17:40	116.6	↑0.5
12/31 17:50	116.8	↑0.2	満潮
12/31 18:00	116.7	↓-0.1
12/31 18:10	116.3	↓-0.4
12/31 18:20	115.7	↓-0.6
12/31 18:30	114.7	↓-1.0
12/31 18:40	113.5	↓-1.2
12/31 18:50	112.0	↓-1.5
12/31 19:00	110.2	↓-1.8
12/31 19:10	108.1	↓-2.1
12/31 19:20	105.7	↓-2.4
12/31 19:30	103.0	↓-2.7
12/31 19:40	100.1	↓-2.9
12/31 19:50	96.9	↓-3.2
12/31 20:00	93.5	↓-3.4
12/31 20:10	89.9	↓-3.6
12/31 20:20	86.1	↓-3.8
12/31 20:30	82.1	↓-4.0
12/31 20:40	77.9	↓-4.2
12/31 20:50	73.6	↓-4.3
12/31 21:00	69.2	↓-4.4
12/31 21:10	64.7	↓-4.5
12/31 21:20	60.1	↓-4.6
12/31 21:30	55.5	↓-4.6
12/31 21:40	50.8	↓-4.7	最大潮位差
12/31 21:50	46.2	↓-4.6
12/31 22:00	41.6	↓-4.6
12/31 22:10	37.1	↓-4.5
12/31 22:20	32.6	↓-4.5
12/31 22:30	28.3	↓-4.3
12/31 22:40	24.1	↓-4.2
12/31 22:50	20.0	↓-4.1
12/31 23:00	16.2	↓-3.8
12/31 23:10	12.5	↓-3.7
12/31 23:20	9.1	↓-3.4
12/31 23:30	5.9	↓-3.2
12/31 23:40	3.0	↓-2.9
12/31 23:50	0.4	↓-2.6