20 (金)	00:30	03:36	07:30	17:10
	101cm	99cm	103cm	39cm
長潮 出 05:04 入 18:18 出 11:20 入 01:18

布良（千葉）2040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	100.5	↑0.1
4/20 00:10	100.7	↑0.2
4/20 00:20	100.8	↑0.1	満潮
4/20 00:30	100.8	0	満潮
4/20 00:40	100.7	↓-0.1
4/20 00:50	100.7	0
4/20 01:00	100.6	↓-0.1
4/20 01:10	100.4	↓-0.2
4/20 01:20	100.3	↓-0.1
4/20 01:30	100.1	↓-0.2
4/20 01:40	99.9	↓-0.2
4/20 01:50	99.7	↓-0.2
4/20 02:00	99.5	↓-0.2
4/20 02:10	99.2	↓-0.3
4/20 02:20	99.0	↓-0.2
4/20 02:30	98.8	↓-0.2
4/20 02:40	98.7	↓-0.1
4/20 02:50	98.5	↓-0.2
4/20 03:00	98.4	↓-0.1
4/20 03:10	98.3	↓-0.1
4/20 03:20	98.2	↓-0.1
4/20 03:30	98.2	0	干潮
4/20 03:40	98.2	0
4/20 03:50	98.2	0
4/20 04:00	98.3	↑0.1
4/20 04:10	98.4	↑0.1
4/20 04:20	98.5	↑0.1
4/20 04:30	98.7	↑0.2
4/20 04:40	98.8	↑0.1
4/20 04:50	99.1	↑0.3
4/20 05:00	99.3	↑0.2
4/20 05:10	99.5	↑0.2
4/20 05:20	99.8	↑0.3
4/20 05:30	100.0	↑0.2
4/20 05:40	100.3	↑0.3
4/20 05:50	100.5	↑0.2
4/20 06:00	100.8	↑0.3
4/20 06:10	101.0	↑0.2
4/20 06:20	101.3	↑0.3
4/20 06:30	101.5	↑0.2
4/20 06:40	101.7	↑0.2
4/20 06:50	101.8	↑0.1
4/20 07:00	101.9	↑0.1
4/20 07:10	102.0	↑0.1
4/20 07:20	102.1	↑0.1	満潮
4/20 07:30	102.1	0	満潮
4/20 07:40	102.1	0
4/20 07:50	102.0	↓-0.1
4/20 08:00	101.9	↓-0.1
4/20 08:10	101.7	↓-0.2
4/20 08:20	101.4	↓-0.3
4/20 08:30	101.1	↓-0.3
4/20 08:40	100.8	↓-0.3
4/20 08:50	100.3	↓-0.5
4/20 09:00	99.8	↓-0.5
4/20 09:10	99.2	↓-0.6
4/20 09:20	98.6	↓-0.6
4/20 09:30	97.9	↓-0.7
4/20 09:40	97.1	↓-0.8
4/20 09:50	96.2	↓-0.9
4/20 10:00	95.3	↓-0.9
4/20 10:10	94.3	↓-1.0
4/20 10:20	93.2	↓-1.1
4/20 10:30	92.1	↓-1.1
4/20 10:40	90.9	↓-1.2
4/20 10:50	89.7	↓-1.2
4/20 11:00	88.4	↓-1.3
4/20 11:10	87.0	↓-1.4
4/20 11:20	85.6	↓-1.4
4/20 11:30	84.2	↓-1.4
4/20 11:40	82.7	↓-1.5
4/20 11:50	81.2	↓-1.5
4/20 12:00	79.6	↓-1.6
4/20 12:10	78.0	↓-1.6
4/20 12:20	76.3	↓-1.7
4/20 12:30	74.6	↓-1.7
4/20 12:40	72.9	↓-1.7
4/20 12:50	71.2	↓-1.7
4/20 13:00	69.4	↓-1.8
4/20 13:10	67.6	↓-1.8
4/20 13:20	65.9	↓-1.7
4/20 13:30	64.1	↓-1.8
4/20 13:40	62.3	↓-1.8
4/20 13:50	60.5	↓-1.8
4/20 14:00	58.7	↓-1.8
4/20 14:10	57.0	↓-1.7
4/20 14:20	55.2	↓-1.8
4/20 14:30	53.6	↓-1.6
4/20 14:40	51.9	↓-1.7
4/20 14:50	50.4	↓-1.5
4/20 15:00	48.8	↓-1.6
4/20 15:10	47.4	↓-1.4
4/20 15:20	46.1	↓-1.3
4/20 15:30	44.8	↓-1.3
4/20 15:40	43.6	↓-1.2
4/20 15:50	42.5	↓-1.1
4/20 16:00	41.6	↓-0.9
4/20 16:10	40.7	↓-0.9
4/20 16:20	40.0	↓-0.7
4/20 16:30	39.4	↓-0.6
4/20 16:40	39.0	↓-0.4
4/20 16:50	38.6	↓-0.4
4/20 17:00	38.4	↓-0.2	干潮
4/20 17:10	38.4	0	干潮
4/20 17:20	38.5	↑0.1
4/20 17:30	38.7	↑0.2
4/20 17:40	39.0	↑0.3
4/20 17:50	39.5	↑0.5
4/20 18:00	40.2	↑0.7
4/20 18:10	41.0	↑0.8
4/20 18:20	41.9	↑0.9
4/20 18:30	42.9	↑1.0
4/20 18:40	44.1	↑1.2
4/20 18:50	45.4	↑1.3
4/20 19:00	46.8	↑1.4
4/20 19:10	48.3	↑1.5
4/20 19:20	49.9	↑1.6
4/20 19:30	51.6	↑1.7
4/20 19:40	53.4	↑1.8
4/20 19:50	55.2	↑1.8
4/20 20:00	57.1	↑1.9
4/20 20:10	59.1	↑2.0
4/20 20:20	61.2	↑2.1
4/20 20:30	63.2	↑2.0
4/20 20:40	65.3	↑2.1
4/20 20:50	67.4	↑2.1
4/20 21:00	69.5	↑2.1
4/20 21:10	71.7	↑2.2	最大潮位差
4/20 21:20	73.8	↑2.1
4/20 21:30	75.8	↑2.0
4/20 21:40	77.9	↑2.1
4/20 21:50	79.9	↑2.0
4/20 22:00	81.9	↑2.0
4/20 22:10	83.8	↑1.9
4/20 22:20	85.7	↑1.9
4/20 22:30	87.5	↑1.8
4/20 22:40	89.2	↑1.7
4/20 22:50	90.9	↑1.7
4/20 23:00	92.4	↑1.5
4/20 23:10	94.0	↑1.6
4/20 23:20	95.4	↑1.4
4/20 23:30	96.7	↑1.3
4/20 23:40	98.0	↑1.3
4/20 23:50	99.2	↑1.2