20 (木)	06:04	00:20	19:10	12:37
	121cm	45cm	119cm	6cm
大潮 出 05:07 入 18:10 出 06:13 入 19:48 潮干狩り ◎ 10:40～14:33

鳥島（東京）2034年04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
4/20 00:00	44.9	↓-0.7
4/20 00:10	44.5	↓-0.4	干潮
4/20 00:20	44.4	↓-0.1	干潮
4/20 00:30	44.6	↑0.2
4/20 00:40	45.1	↑0.5
4/20 00:50	45.9	↑0.8
4/20 01:00	47.0	↑1.1
4/20 01:10	48.4	↑1.4
4/20 01:20	50.1	↑1.7
4/20 01:30	52.0	↑1.9
4/20 01:40	54.2	↑2.2
4/20 01:50	56.6	↑2.4
4/20 02:00	59.3	↑2.7
4/20 02:10	62.1	↑2.8
4/20 02:20	65.1	↑3.0
4/20 02:30	68.2	↑3.1
4/20 02:40	71.5	↑3.3
4/20 02:50	74.8	↑3.3
4/20 03:00	78.3	↑3.5
4/20 03:10	81.7	↑3.4
4/20 03:20	85.2	↑3.5
4/20 03:30	88.6	↑3.4
4/20 03:40	92.0	↑3.4
4/20 03:50	95.4	↑3.4
4/20 04:00	98.6	↑3.2
4/20 04:10	101.7	↑3.1
4/20 04:20	104.6	↑2.9
4/20 04:30	107.4	↑2.8
4/20 04:40	110.0	↑2.6
4/20 04:50	112.3	↑2.3
4/20 05:00	114.4	↑2.1
4/20 05:10	116.2	↑1.8
4/20 05:20	117.7	↑1.5
4/20 05:30	119.0	↑1.3
4/20 05:40	119.9	↑0.9
4/20 05:50	120.5	↑0.6
4/20 06:00	120.7	↑0.2	満潮
4/20 06:10	120.7	0
4/20 06:20	120.2	↓-0.5
4/20 06:30	119.5	↓-0.7
4/20 06:40	118.4	↓-1.1
4/20 06:50	116.9	↓-1.5
4/20 07:00	115.1	↓-1.8
4/20 07:10	113.0	↓-2.1
4/20 07:20	110.6	↓-2.4
4/20 07:30	107.9	↓-2.7
4/20 07:40	104.9	↓-3.0
4/20 07:50	101.6	↓-3.3
4/20 08:00	98.1	↓-3.5
4/20 08:10	94.3	↓-3.8
4/20 08:20	90.4	↓-3.9
4/20 08:30	86.3	↓-4.1
4/20 08:40	82.0	↓-4.3
4/20 08:50	77.6	↓-4.4
4/20 09:00	73.1	↓-4.5
4/20 09:10	68.5	↓-4.6	最大潮位差
4/20 09:20	63.9	↓-4.6	最大潮位差
4/20 09:30	59.3	↓-4.6	最大潮位差
4/20 09:40	54.7	↓-4.6	最大潮位差
4/20 09:50	50.1	↓-4.6	最大潮位差
4/20 10:00	45.7	↓-4.4
4/20 10:10	41.3	↓-4.4
4/20 10:20	37.1	↓-4.2
4/20 10:30	33.1	↓-4.0
4/20 10:40	29.2	↓-3.9
4/20 10:50	25.6	↓-3.6
4/20 11:00	22.2	↓-3.4
4/20 11:10	19.1	↓-3.1
4/20 11:20	16.3	↓-2.8
4/20 11:30	13.8	↓-2.5
4/20 11:40	11.6	↓-2.2
4/20 11:50	9.7	↓-1.9
4/20 12:00	8.2	↓-1.5
4/20 12:10	7.1	↓-1.1
4/20 12:20	6.3	↓-0.8
4/20 12:30	5.9	↓-0.4	干潮
4/20 12:40	5.9	0
4/20 12:50	6.2	↑0.3
4/20 13:00	6.9	↑0.7
4/20 13:10	8.0	↑1.1
4/20 13:20	9.5	↑1.5
4/20 13:30	11.2	↑1.7
4/20 13:40	13.4	↑2.2
4/20 13:50	15.8	↑2.4
4/20 14:00	18.6	↑2.8
4/20 14:10	21.6	↑3.0
4/20 14:20	24.9	↑3.3
4/20 14:30	28.5	↑3.6
4/20 14:40	32.2	↑3.7
4/20 14:50	36.2	↑4.0
4/20 15:00	40.3	↑4.1
4/20 15:10	44.6	↑4.3
4/20 15:20	49.0	↑4.4
4/20 15:30	53.4	↑4.4
4/20 15:40	57.9	↑4.5
4/20 15:50	62.5	↑4.6	最大潮位差
4/20 16:00	67.0	↑4.5
4/20 16:10	71.5	↑4.5
4/20 16:20	75.9	↑4.4
4/20 16:30	80.2	↑4.3
4/20 16:40	84.4	↑4.2
4/20 16:50	88.5	↑4.1
4/20 17:00	92.4	↑3.9
4/20 17:10	96.1	↑3.7
4/20 17:20	99.5	↑3.4
4/20 17:30	102.8	↑3.3
4/20 17:40	105.7	↑2.9
4/20 17:50	108.4	↑2.7
4/20 18:00	110.8	↑2.4
4/20 18:10	112.9	↑2.1
4/20 18:20	114.7	↑1.8
4/20 18:30	116.2	↑1.5
4/20 18:40	117.3	↑1.1
4/20 18:50	118.1	↑0.8
4/20 19:00	118.6	↑0.5	満潮
4/20 19:10	118.7	↑0.1	満潮
4/20 19:20	118.5	↓-0.2
4/20 19:30	118.0	↓-0.5
4/20 19:40	117.2	↓-0.8
4/20 19:50	116.1	↓-1.1
4/20 20:00	114.7	↓-1.4
4/20 20:10	113.1	↓-1.6
4/20 20:20	111.2	↓-1.9
4/20 20:30	109.0	↓-2.2
4/20 20:40	106.7	↓-2.3
4/20 20:50	104.1	↓-2.6
4/20 21:00	101.4	↓-2.7
4/20 21:10	98.5	↓-2.9
4/20 21:20	95.6	↓-2.9
4/20 21:30	92.5	↓-3.1
4/20 21:40	89.4	↓-3.1
4/20 21:50	86.2	↓-3.2
4/20 22:00	83.0	↓-3.2
4/20 22:10	79.8	↓-3.2
4/20 22:20	76.7	↓-3.1
4/20 22:30	73.6	↓-3.1
4/20 22:40	70.7	↓-2.9
4/20 22:50	67.8	↓-2.9
4/20 23:00	65.1	↓-2.7
4/20 23:10	62.6	↓-2.5
4/20 23:20	60.2	↓-2.4
4/20 23:30	58.1	↓-2.1
4/20 23:40	56.2	↓-1.9
4/20 23:50	54.5	↓-1.7