20 (金)	08:01	02:14	-	15:59
	107cm	79cm	-	31cm
小潮 出 05:07 入 18:10 出 09:27 入 23:45

鳥島（東京）2029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	84.4	↓-0.6
4/20 00:10	83.8	↓-0.6
4/20 00:20	83.1	↓-0.7
4/20 00:30	82.5	↓-0.6
4/20 00:40	81.9	↓-0.6
4/20 00:50	81.3	↓-0.6
4/20 01:00	80.8	↓-0.5
4/20 01:10	80.3	↓-0.5
4/20 01:20	79.8	↓-0.5
4/20 01:30	79.4	↓-0.4
4/20 01:40	79.1	↓-0.3
4/20 01:50	78.9	↓-0.2
4/20 02:00	78.7	↓-0.2
4/20 02:10	78.7	0	干潮
4/20 02:20	78.7	0
4/20 02:30	78.8	↑0.1
4/20 02:40	79.0	↑0.2
4/20 02:50	79.3	↑0.3
4/20 03:00	79.7	↑0.4
4/20 03:10	80.2	↑0.5
4/20 03:20	80.8	↑0.6
4/20 03:30	81.5	↑0.7
4/20 03:40	82.2	↑0.7
4/20 03:50	83.1	↑0.9
4/20 04:00	84.0	↑0.9
4/20 04:10	85.0	↑1.0
4/20 04:20	86.0	↑1.0
4/20 04:30	87.1	↑1.1
4/20 04:40	88.3	↑1.2
4/20 04:50	89.5	↑1.2
4/20 05:00	90.7	↑1.2
4/20 05:10	92.0	↑1.3
4/20 05:20	93.2	↑1.2
4/20 05:30	94.5	↑1.3
4/20 05:40	95.7	↑1.2
4/20 05:50	96.9	↑1.2
4/20 06:00	98.1	↑1.2
4/20 06:10	99.3	↑1.2
4/20 06:20	100.4	↑1.1
4/20 06:30	101.4	↑1.0
4/20 06:40	102.4	↑1.0
4/20 06:50	103.3	↑0.9
4/20 07:00	104.1	↑0.8
4/20 07:10	104.7	↑0.6
4/20 07:20	105.3	↑0.6
4/20 07:30	105.8	↑0.5
4/20 07:40	106.1	↑0.3
4/20 07:50	106.3	↑0.2
4/20 08:00	106.4	↑0.1	満潮
4/20 08:10	106.3	↓-0.1
4/20 08:20	106.1	↓-0.2
4/20 08:30	105.7	↓-0.4
4/20 08:40	105.2	↓-0.5
4/20 08:50	104.6	↓-0.6
4/20 09:00	103.8	↓-0.8
4/20 09:10	102.8	↓-1.0
4/20 09:20	101.7	↓-1.1
4/20 09:30	100.4	↓-1.3
4/20 09:40	99.1	↓-1.3
4/20 09:50	97.5	↓-1.6
4/20 10:00	95.9	↓-1.6
4/20 10:10	94.1	↓-1.8
4/20 10:20	92.2	↓-1.9
4/20 10:30	90.2	↓-2.0
4/20 10:40	88.1	↓-2.1
4/20 10:50	85.9	↓-2.2
4/20 11:00	83.6	↓-2.3
4/20 11:10	81.2	↓-2.4
4/20 11:20	78.8	↓-2.4
4/20 11:30	76.3	↓-2.5
4/20 11:40	73.8	↓-2.5
4/20 11:50	71.3	↓-2.5
4/20 12:00	68.7	↓-2.6	最大潮位差
4/20 12:10	66.2	↓-2.5
4/20 12:20	63.6	↓-2.6	最大潮位差
4/20 12:30	61.1	↓-2.5
4/20 12:40	58.6	↓-2.5
4/20 12:50	56.1	↓-2.5
4/20 13:00	53.7	↓-2.4
4/20 13:10	51.4	↓-2.3
4/20 13:20	49.2	↓-2.2
4/20 13:30	47.0	↓-2.2
4/20 13:40	44.9	↓-2.1
4/20 13:50	43.0	↓-1.9
4/20 14:00	41.2	↓-1.8
4/20 14:10	39.4	↓-1.8
4/20 14:20	37.9	↓-1.5
4/20 14:30	36.4	↓-1.5
4/20 14:40	35.1	↓-1.3
4/20 14:50	34.0	↓-1.1
4/20 15:00	33.0	↓-1.0
4/20 15:10	32.1	↓-0.9
4/20 15:20	31.4	↓-0.7
4/20 15:30	30.9	↓-0.5
4/20 15:40	30.5	↓-0.4
4/20 15:50	30.3	↓-0.2	干潮
4/20 16:00	30.3	0
4/20 16:10	30.4	↑0.1
4/20 16:20	30.6	↑0.2
4/20 16:30	31.0	↑0.4
4/20 16:40	31.6	↑0.6
4/20 16:50	32.3	↑0.7
4/20 17:00	33.1	↑0.8
4/20 17:10	34.1	↑1.0
4/20 17:20	35.1	↑1.0
4/20 17:30	36.3	↑1.2
4/20 17:40	37.6	↑1.3
4/20 17:50	39.0	↑1.4
4/20 18:00	40.5	↑1.5
4/20 18:10	42.1	↑1.6
4/20 18:20	43.7	↑1.6
4/20 18:30	45.4	↑1.7
4/20 18:40	47.1	↑1.7
4/20 18:50	48.9	↑1.8
4/20 19:00	50.7	↑1.8
4/20 19:10	52.5	↑1.8
4/20 19:20	54.4	↑1.9
4/20 19:30	56.2	↑1.8
4/20 19:40	58.1	↑1.9
4/20 19:50	59.9	↑1.8
4/20 20:00	61.7	↑1.8
4/20 20:10	63.4	↑1.7
4/20 20:20	65.2	↑1.8
4/20 20:30	66.8	↑1.6
4/20 20:40	68.5	↑1.7
4/20 20:50	70.0	↑1.5
4/20 21:00	71.5	↑1.5
4/20 21:10	73.0	↑1.5
4/20 21:20	74.3	↑1.3
4/20 21:30	75.6	↑1.3
4/20 21:40	76.8	↑1.2
4/20 21:50	77.9	↑1.1
4/20 22:00	79.0	↑1.1
4/20 22:10	79.9	↑0.9
4/20 22:20	80.8	↑0.9
4/20 22:30	81.6	↑0.8
4/20 22:40	82.3	↑0.7
4/20 22:50	82.9	↑0.6
4/20 23:00	83.4	↑0.5
4/20 23:10	83.8	↑0.4
4/20 23:20	84.2	↑0.4
4/20 23:30	84.5	↑0.3
4/20 23:40	84.8	↑0.3
4/20 23:50	84.9	↑0.1