20 (月)	04:49	11:25	17:51	23:33
	131cm	30cm	128cm	59cm
大潮 出 05:26 入 17:39 出 17:34 入 04:19

鳥島（東京）2021年09月20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
9/20 00:00	73.7	↑1.1
9/20 00:10	75.1	↑1.4
9/20 00:20	76.7	↑1.6
9/20 00:30	78.5	↑1.8
9/20 00:40	80.4	↑1.9
9/20 00:50	82.6	↑2.2
9/20 01:00	84.8	↑2.2
9/20 01:10	87.3	↑2.5
9/20 01:20	89.8	↑2.5
9/20 01:30	92.4	↑2.6
9/20 01:40	95.1	↑2.7
9/20 01:50	97.9	↑2.8
9/20 02:00	100.6	↑2.7
9/20 02:10	103.4	↑2.8
9/20 02:20	106.2	↑2.8
9/20 02:30	108.9	↑2.7
9/20 02:40	111.5	↑2.6
9/20 02:50	114.1	↑2.6
9/20 03:00	116.6	↑2.5
9/20 03:10	118.9	↑2.3
9/20 03:20	121.1	↑2.2
9/20 03:30	123.1	↑2.0
9/20 03:40	124.9	↑1.8
9/20 03:50	126.5	↑1.6
9/20 04:00	127.9	↑1.4
9/20 04:10	129.0	↑1.1
9/20 04:20	129.9	↑0.9
9/20 04:30	130.5	↑0.6
9/20 04:40	130.9	↑0.4	満潮
9/20 04:50	130.9	0
9/20 05:00	130.7	↓-0.2
9/20 05:10	130.2	↓-0.5
9/20 05:20	129.4	↓-0.8
9/20 05:30	128.4	↓-1.0
9/20 05:40	127.0	↓-1.4
9/20 05:50	125.3	↓-1.7
9/20 06:00	123.4	↓-1.9
9/20 06:10	121.2	↓-2.2
9/20 06:20	118.8	↓-2.4
9/20 06:30	116.1	↓-2.7
9/20 06:40	113.2	↓-2.9
9/20 06:50	110.1	↓-3.1
9/20 07:00	106.8	↓-3.3
9/20 07:10	103.3	↓-3.5
9/20 07:20	99.7	↓-3.6
9/20 07:30	95.9	↓-3.8
9/20 07:40	92.0	↓-3.9
9/20 07:50	88.1	↓-3.9
9/20 08:00	84.1	↓-4.0
9/20 08:10	80.1	↓-4.0
9/20 08:20	76.0	↓-4.1	最大潮位差
9/20 08:30	72.0	↓-4.0
9/20 08:40	68.1	↓-3.9
9/20 08:50	64.2	↓-3.9
9/20 09:00	60.4	↓-3.8
9/20 09:10	56.8	↓-3.6
9/20 09:20	53.3	↓-3.5
9/20 09:30	49.9	↓-3.4
9/20 09:40	46.8	↓-3.1
9/20 09:50	43.9	↓-2.9
9/20 10:00	41.2	↓-2.7
9/20 10:10	38.7	↓-2.5
9/20 10:20	36.6	↓-2.1
9/20 10:30	34.7	↓-1.9
9/20 10:40	33.1	↓-1.6
9/20 10:50	31.8	↓-1.3
9/20 11:00	30.9	↓-0.9
9/20 11:10	30.2	↓-0.7
9/20 11:20	29.9	↓-0.3	干潮
9/20 11:30	30.0	↑0.1
9/20 11:40	30.3	↑0.3
9/20 11:50	31.0	↑0.7
9/20 12:00	32.0	↑1.0
9/20 12:10	33.3	↑1.3
9/20 12:20	34.9	↑1.6
9/20 12:30	36.9	↑2.0
9/20 12:40	39.1	↑2.2
9/20 12:50	41.5	↑2.4
9/20 13:00	44.3	↑2.8
9/20 13:10	47.2	↑2.9
9/20 13:20	50.4	↑3.2
9/20 13:30	53.7	↑3.3
9/20 13:40	57.3	↑3.6
9/20 13:50	60.9	↑3.6
9/20 14:00	64.7	↑3.8
9/20 14:10	68.6	↑3.9
9/20 14:20	72.5	↑3.9
9/20 14:30	76.5	↑4.0
9/20 14:40	80.5	↑4.0
9/20 14:50	84.5	↑4.0
9/20 15:00	88.4	↑3.9
9/20 15:10	92.3	↑3.9
9/20 15:20	96.1	↑3.8
9/20 15:30	99.7	↑3.6
9/20 15:40	103.3	↑3.6
9/20 15:50	106.6	↑3.3
9/20 16:00	109.8	↑3.2
9/20 16:10	112.7	↑2.9
9/20 16:20	115.5	↑2.8
9/20 16:30	117.9	↑2.4
9/20 16:40	120.2	↑2.3
9/20 16:50	122.1	↑1.9
9/20 17:00	123.8	↑1.7
9/20 17:10	125.2	↑1.4
9/20 17:20	126.2	↑1.0
9/20 17:30	127.0	↑0.8
9/20 17:40	127.5	↑0.5
9/20 17:50	127.6	↑0.1	満潮
9/20 18:00	127.5	↓-0.1
9/20 18:10	127.0	↓-0.5
9/20 18:20	126.3	↓-0.7
9/20 18:30	125.2	↓-1.1
9/20 18:40	123.9	↓-1.3
9/20 18:50	122.4	↓-1.5
9/20 19:00	120.5	↓-1.9
9/20 19:10	118.5	↓-2.0
9/20 19:20	116.2	↓-2.3
9/20 19:30	113.8	↓-2.4
9/20 19:40	111.1	↓-2.7
9/20 19:50	108.3	↓-2.8
9/20 20:00	105.4	↓-2.9
9/20 20:10	102.4	↓-3.0
9/20 20:20	99.3	↓-3.1
9/20 20:30	96.2	↓-3.1
9/20 20:40	93.0	↓-3.2
9/20 20:50	89.9	↓-3.1
9/20 21:00	86.7	↓-3.2
9/20 21:10	83.6	↓-3.1
9/20 21:20	80.6	↓-3.0
9/20 21:30	77.7	↓-2.9
9/20 21:40	75.0	↓-2.7
9/20 21:50	72.3	↓-2.7
9/20 22:00	69.9	↓-2.4
9/20 22:10	67.6	↓-2.3
9/20 22:20	65.6	↓-2.0
9/20 22:30	63.7	↓-1.9
9/20 22:40	62.2	↓-1.5
9/20 22:50	60.8	↓-1.4
9/20 23:00	59.8	↓-1.0
9/20 23:10	59.0	↓-0.8
9/20 23:20	58.5	↓-0.5
9/20 23:30	58.3	↓-0.2	干潮
9/20 23:40	58.4	↑0.1
9/20 23:50	58.8	↑0.4