20 (水)	03:16	09:11	15:02	21:15
	123cm	53cm	118cm	35cm
中潮 出 05:05 入 18:18 出 03:44 入 15:17

布良（千葉）2039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	79.5	↑3.5	最大潮位差
4/20 00:10	83.0	↑3.5	最大潮位差
4/20 00:20	86.5	↑3.5	最大潮位差
4/20 00:30	89.9	↑3.4
4/20 00:40	93.3	↑3.4
4/20 00:50	96.5	↑3.2
4/20 01:00	99.7	↑3.2
4/20 01:10	102.7	↑3.0
4/20 01:20	105.6	↑2.9
4/20 01:30	108.3	↑2.7
4/20 01:40	110.8	↑2.5
4/20 01:50	113.1	↑2.3
4/20 02:00	115.2	↑2.1
4/20 02:10	117.1	↑1.9
4/20 02:20	118.7	↑1.6
4/20 02:30	120.1	↑1.4
4/20 02:40	121.2	↑1.1
4/20 02:50	122.0	↑0.8
4/20 03:00	122.6	↑0.6
4/20 03:10	122.8	↑0.2	満潮
4/20 03:20	122.8	0
4/20 03:30	122.6	↓-0.2
4/20 03:40	122.0	↓-0.6
4/20 03:50	121.2	↓-0.8
4/20 04:00	120.1	↓-1.1
4/20 04:10	118.8	↓-1.3
4/20 04:20	117.2	↓-1.6
4/20 04:30	115.4	↓-1.8
4/20 04:40	113.4	↓-2.0
4/20 04:50	111.2	↓-2.2
4/20 05:00	108.8	↓-2.4
4/20 05:10	106.3	↓-2.5
4/20 05:20	103.6	↓-2.7
4/20 05:30	100.7	↓-2.9
4/20 05:40	97.8	↓-2.9
4/20 05:50	94.8	↓-3.0
4/20 06:00	91.7	↓-3.1
4/20 06:10	88.6	↓-3.1
4/20 06:20	85.5	↓-3.1
4/20 06:30	82.4	↓-3.1
4/20 06:40	79.3	↓-3.1
4/20 06:50	76.3	↓-3.0
4/20 07:00	73.4	↓-2.9
4/20 07:10	70.6	↓-2.8
4/20 07:20	67.9	↓-2.7
4/20 07:30	65.4	↓-2.5
4/20 07:40	63.0	↓-2.4
4/20 07:50	60.9	↓-2.1
4/20 08:00	59.0	↓-1.9
4/20 08:10	57.3	↓-1.7
4/20 08:20	55.8	↓-1.5
4/20 08:30	54.6	↓-1.2
4/20 08:40	53.7	↓-0.9
4/20 08:50	53.0	↓-0.7
4/20 09:00	52.6	↓-0.4
4/20 09:10	52.5	↓-0.1	干潮
4/20 09:20	52.6	↑0.1
4/20 09:30	53.0	↑0.4
4/20 09:40	53.7	↑0.7
4/20 09:50	54.6	↑0.9
4/20 10:00	55.7	↑1.1
4/20 10:10	57.1	↑1.4
4/20 10:20	58.8	↑1.7
4/20 10:30	60.6	↑1.8
4/20 10:40	62.6	↑2.0
4/20 10:50	64.8	↑2.2
4/20 11:00	67.1	↑2.3
4/20 11:10	69.6	↑2.5
4/20 11:20	72.2	↑2.6
4/20 11:30	74.9	↑2.7
4/20 11:40	77.7	↑2.8
4/20 11:50	80.5	↑2.8
4/20 12:00	83.3	↑2.8
4/20 12:10	86.2	↑2.9
4/20 12:20	89.1	↑2.9
4/20 12:30	91.9	↑2.8
4/20 12:40	94.7	↑2.8
4/20 12:50	97.4	↑2.7
4/20 13:00	100.0	↑2.6
4/20 13:10	102.5	↑2.5
4/20 13:20	104.9	↑2.4
4/20 13:30	107.1	↑2.2
4/20 13:40	109.1	↑2.0
4/20 13:50	111.0	↑1.9
4/20 14:00	112.6	↑1.6
4/20 14:10	114.0	↑1.4
4/20 14:20	115.2	↑1.2
4/20 14:30	116.2	↑1.0
4/20 14:40	116.8	↑0.6
4/20 14:50	117.3	↑0.5
4/20 15:00	117.4	↑0.1	満潮
4/20 15:10	117.3	↓-0.1
4/20 15:20	116.9	↓-0.4
4/20 15:30	116.2	↓-0.7
4/20 15:40	115.3	↓-0.9
4/20 15:50	114.1	↓-1.2
4/20 16:00	112.7	↓-1.4
4/20 16:10	111.0	↓-1.7
4/20 16:20	109.1	↓-1.9
4/20 16:30	106.9	↓-2.2
4/20 16:40	104.5	↓-2.4
4/20 16:50	102.0	↓-2.5
4/20 17:00	99.2	↓-2.8
4/20 17:10	96.3	↓-2.9
4/20 17:20	93.2	↓-3.1
4/20 17:30	90.0	↓-3.2
4/20 17:40	86.8	↓-3.2
4/20 17:50	83.4	↓-3.4
4/20 18:00	79.9	↓-3.5	最大潮位差
4/20 18:10	76.5	↓-3.4
4/20 18:20	73.0	↓-3.5	最大潮位差
4/20 18:30	69.5	↓-3.5	最大潮位差
4/20 18:40	66.1	↓-3.4
4/20 18:50	62.7	↓-3.4
4/20 19:00	59.4	↓-3.3
4/20 19:10	56.2	↓-3.2
4/20 19:20	53.2	↓-3.0
4/20 19:30	50.3	↓-2.9
4/20 19:40	47.6	↓-2.7
4/20 19:50	45.1	↓-2.5
4/20 20:00	42.8	↓-2.3
4/20 20:10	40.8	↓-2.0
4/20 20:20	39.0	↓-1.8
4/20 20:30	37.5	↓-1.5
4/20 20:40	36.3	↓-1.2
4/20 20:50	35.4	↓-0.9
4/20 21:00	34.8	↓-0.6
4/20 21:10	34.5	↓-0.3	干潮
4/20 21:20	34.5	0
4/20 21:30	34.8	↑0.3
4/20 21:40	35.5	↑0.7
4/20 21:50	36.4	↑0.9
4/20 22:00	37.6	↑1.2
4/20 22:10	39.2	↑1.6
4/20 22:20	41.0	↑1.8
4/20 22:30	43.0	↑2.0
4/20 22:40	45.4	↑2.4
4/20 22:50	47.9	↑2.5
4/20 23:00	50.7	↑2.8
4/20 23:10	53.7	↑3.0
4/20 23:20	56.8	↑3.1
4/20 23:30	60.1	↑3.3
4/20 23:40	63.6	↑3.5	最大潮位差
4/20 23:50	67.1	↑3.5	最大潮位差