20 (火)	03:40	10:11	16:44	22:21
	135cm	11cm	137cm	54cm
大潮 出 05:05 入 18:18 出 17:46 入 04:12 潮干狩り ◎ 08:19～12:01

布良（千葉）2027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	73.9	↑3.6
4/20 00:10	77.6	↑3.7
4/20 00:20	81.4	↑3.8
4/20 00:30	85.3	↑3.9
4/20 00:40	89.2	↑3.9
4/20 00:50	93.1	↑3.9
4/20 01:00	96.9	↑3.8
4/20 01:10	100.8	↑3.9
4/20 01:20	104.5	↑3.7
4/20 01:30	108.2	↑3.7
4/20 01:40	111.7	↑3.5
4/20 01:50	115.1	↑3.4
4/20 02:00	118.2	↑3.1
4/20 02:10	121.2	↑3.0
4/20 02:20	123.9	↑2.7
4/20 02:30	126.3	↑2.4
4/20 02:40	128.5	↑2.2
4/20 02:50	130.4	↑1.9
4/20 03:00	131.9	↑1.5
4/20 03:10	133.2	↑1.3
4/20 03:20	134.0	↑0.8
4/20 03:30	134.6	↑0.6	満潮
4/20 03:40	134.7	↑0.1	満潮
4/20 03:50	134.5	↓-0.2
4/20 04:00	133.9	↓-0.6
4/20 04:10	133.0	↓-0.9
4/20 04:20	131.6	↓-1.4
4/20 04:30	130.0	↓-1.6
4/20 04:40	127.9	↓-2.1
4/20 04:50	125.5	↓-2.4
4/20 05:00	122.8	↓-2.7
4/20 05:10	119.8	↓-3.0
4/20 05:20	116.5	↓-3.3
4/20 05:30	112.9	↓-3.6
4/20 05:40	109.0	↓-3.9
4/20 05:50	104.9	↓-4.1
4/20 06:00	100.6	↓-4.3
4/20 06:10	96.1	↓-4.5
4/20 06:20	91.4	↓-4.7
4/20 06:30	86.7	↓-4.7
4/20 06:40	81.8	↓-4.9
4/20 06:50	76.8	↓-5.0	最大潮位差
4/20 07:00	71.8	↓-5.0	最大潮位差
4/20 07:10	66.8	↓-5.0	最大潮位差
4/20 07:20	61.8	↓-5.0	最大潮位差
4/20 07:30	56.9	↓-4.9
4/20 07:40	52.0	↓-4.9
4/20 07:50	47.3	↓-4.7
4/20 08:00	42.7	↓-4.6
4/20 08:10	38.3	↓-4.4
4/20 08:20	34.2	↓-4.1
4/20 08:30	30.3	↓-3.9
4/20 08:40	26.6	↓-3.7
4/20 08:50	23.3	↓-3.3
4/20 09:00	20.3	↓-3.0
4/20 09:10	17.7	↓-2.6
4/20 09:20	15.4	↓-2.3
4/20 09:30	13.5	↓-1.9
4/20 09:40	12.1	↓-1.4
4/20 09:50	11.0	↓-1.1
4/20 10:00	10.4	↓-0.6
4/20 10:10	10.2	↓-0.2	干潮
4/20 10:20	10.4	↑0.2
4/20 10:30	11.1	↑0.7
4/20 10:40	12.2	↑1.1
4/20 10:50	13.7	↑1.5
4/20 11:00	15.6	↑1.9
4/20 11:10	17.8	↑2.2
4/20 11:20	20.5	↑2.7
4/20 11:30	23.5	↑3.0
4/20 11:40	26.8	↑3.3
4/20 11:50	30.4	↑3.6
4/20 12:00	34.2	↑3.8
4/20 12:10	38.4	↑4.2
4/20 12:20	42.7	↑4.3
4/20 12:30	47.2	↑4.5
4/20 12:40	51.9	↑4.7
4/20 12:50	56.7	↑4.8
4/20 13:00	61.7	↑5.0	最大潮位差
4/20 13:10	66.7	↑5.0	最大潮位差
4/20 13:20	71.7	↑5.0	最大潮位差
4/20 13:30	76.7	↑5.0	最大潮位差
4/20 13:40	81.7	↑5.0	最大潮位差
4/20 13:50	86.7	↑5.0	最大潮位差
4/20 14:00	91.5	↑4.8
4/20 14:10	96.3	↑4.8
4/20 14:20	100.8	↑4.5
4/20 14:30	105.3	↑4.5
4/20 14:40	109.5	↑4.2
4/20 14:50	113.4	↑3.9
4/20 15:00	117.1	↑3.7
4/20 15:10	120.6	↑3.5
4/20 15:20	123.7	↑3.1
4/20 15:30	126.5	↑2.8
4/20 15:40	129.0	↑2.5
4/20 15:50	131.1	↑2.1
4/20 16:00	132.9	↑1.8
4/20 16:10	134.3	↑1.4
4/20 16:20	135.3	↑1.0
4/20 16:30	136.0	↑0.7
4/20 16:40	136.3	↑0.3	満潮
4/20 16:50	136.2	↓-0.1
4/20 17:00	135.8	↓-0.4
4/20 17:10	135.0	↓-0.8
4/20 17:20	133.8	↓-1.2
4/20 17:30	132.3	↓-1.5
4/20 17:40	130.5	↓-1.8
4/20 17:50	128.4	↓-2.1
4/20 18:00	126.1	↓-2.3
4/20 18:10	123.4	↓-2.7
4/20 18:20	120.6	↓-2.8
4/20 18:30	117.5	↓-3.1
4/20 18:40	114.2	↓-3.3
4/20 18:50	110.8	↓-3.4
4/20 19:00	107.2	↓-3.6
4/20 19:10	103.5	↓-3.7
4/20 19:20	99.8	↓-3.7
4/20 19:30	96.0	↓-3.8
4/20 19:40	92.2	↓-3.8
4/20 19:50	88.4	↓-3.8
4/20 20:00	84.7	↓-3.7
4/20 20:10	81.0	↓-3.7
4/20 20:20	77.5	↓-3.5
4/20 20:30	74.1	↓-3.4
4/20 20:40	70.9	↓-3.2
4/20 20:50	67.9	↓-3.0
4/20 21:00	65.1	↓-2.8
4/20 21:10	62.6	↓-2.5
4/20 21:20	60.3	↓-2.3
4/20 21:30	58.4	↓-1.9
4/20 21:40	56.8	↓-1.6
4/20 21:50	55.6	↓-1.2
4/20 22:00	54.6	↓-1.0
4/20 22:10	54.1	↓-0.5
4/20 22:20	53.9	↓-0.2	干潮
4/20 22:30	54.0	↑0.1
4/20 22:40	54.6	↑0.6
4/20 22:50	55.5	↑0.9
4/20 23:00	56.7	↑1.2
4/20 23:10	58.3	↑1.6
4/20 23:20	60.1	↑1.8
4/20 23:30	62.3	↑2.2
4/20 23:40	64.8	↑2.5
4/20 23:50	67.5	↑2.7