20 (火)	04:46	11:11	17:42	23:30
	144cm	2cm	148cm	45cm
大潮 出 05:05 入 18:18 出 19:17 入 05:43 潮干狩り ◎ 09:09～13:11

布良（千葉）2038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	43.2	↑2.7
4/20 00:10	46.2	↑3.0
4/20 00:20	49.6	↑3.4
4/20 00:30	53.3	↑3.7
4/20 00:40	57.2	↑3.9
4/20 00:50	61.4	↑4.2
4/20 01:00	65.8	↑4.4
4/20 01:10	70.3	↑4.5
4/20 01:20	75.0	↑4.7
4/20 01:30	79.8	↑4.8
4/20 01:40	84.6	↑4.8
4/20 01:50	89.5	↑4.9
4/20 02:00	94.4	↑4.9
4/20 02:10	99.2	↑4.8
4/20 02:20	103.9	↑4.7
4/20 02:30	108.5	↑4.6
4/20 02:40	113.0	↑4.5
4/20 02:50	117.2	↑4.2
4/20 03:00	121.3	↑4.1
4/20 03:10	125.1	↑3.8
4/20 03:20	128.6	↑3.5
4/20 03:30	131.8	↑3.2
4/20 03:40	134.7	↑2.9
4/20 03:50	137.2	↑2.5
4/20 04:00	139.3	↑2.1
4/20 04:10	141.0	↑1.7
4/20 04:20	142.3	↑1.3
4/20 04:30	143.2	↑0.9
4/20 04:40	143.6	↑0.4	満潮
4/20 04:50	143.6	0
4/20 05:00	143.1	↓-0.5
4/20 05:10	142.2	↓-0.9
4/20 05:20	140.9	↓-1.3
4/20 05:30	139.1	↓-1.8
4/20 05:40	136.9	↓-2.2
4/20 05:50	134.2	↓-2.7
4/20 06:00	131.2	↓-3.0
4/20 06:10	127.8	↓-3.4
4/20 06:20	124.0	↓-3.8
4/20 06:30	119.9	↓-4.1
4/20 06:40	115.5	↓-4.4
4/20 06:50	110.8	↓-4.7
4/20 07:00	105.8	↓-5.0
4/20 07:10	100.7	↓-5.1
4/20 07:20	95.3	↓-5.4
4/20 07:30	89.8	↓-5.5
4/20 07:40	84.2	↓-5.6
4/20 07:50	78.5	↓-5.7
4/20 08:00	72.7	↓-5.8
4/20 08:10	66.9	↓-5.8
4/20 08:20	61.1	↓-5.8
4/20 08:30	55.4	↓-5.7
4/20 08:40	49.8	↓-5.6
4/20 08:50	44.4	↓-5.4
4/20 09:00	39.1	↓-5.3
4/20 09:10	34.0	↓-5.1
4/20 09:20	29.2	↓-4.8
4/20 09:30	24.7	↓-4.5
4/20 09:40	20.5	↓-4.2
4/20 09:50	16.6	↓-3.9
4/20 10:00	13.1	↓-3.5
4/20 10:10	10.0	↓-3.1
4/20 10:20	7.4	↓-2.6
4/20 10:30	5.2	↓-2.2
4/20 10:40	3.5	↓-1.7
4/20 10:50	2.2	↓-1.3
4/20 11:00	1.5	↓-0.7
4/20 11:10	1.3	↓-0.2	干潮
4/20 11:20	1.5	↑0.2
4/20 11:30	2.3	↑0.8
4/20 11:40	3.6	↑1.3
4/20 11:50	5.3	↑1.7
4/20 12:00	7.5	↑2.2
4/20 12:10	10.2	↑2.7
4/20 12:20	13.2	↑3.0
4/20 12:30	16.7	↑3.5
4/20 12:40	20.6	↑3.9
4/20 12:50	24.8	↑4.2
4/20 13:00	29.4	↑4.6
4/20 13:10	34.2	↑4.8
4/20 13:20	39.3	↑5.1
4/20 13:30	44.6	↑5.3
4/20 13:40	50.0	↑5.4
4/20 13:50	55.7	↑5.7
4/20 14:00	61.4	↑5.7
4/20 14:10	67.2	↑5.8
4/20 14:20	73.0	↑5.8
4/20 14:30	78.9	↑5.9	最大潮位差
4/20 14:40	84.7	↑5.8
4/20 14:50	90.4	↑5.7
4/20 15:00	96.0	↑5.6
4/20 15:10	101.5	↑5.5
4/20 15:20	106.8	↑5.3
4/20 15:30	111.9	↑5.1
4/20 15:40	116.7	↑4.8
4/20 15:50	121.3	↑4.6
4/20 16:00	125.6	↑4.3
4/20 16:10	129.5	↑3.9
4/20 16:20	133.1	↑3.6
4/20 16:30	136.3	↑3.2
4/20 16:40	139.1	↑2.8
4/20 16:50	141.6	↑2.5
4/20 17:00	143.6	↑2.0
4/20 17:10	145.2	↑1.6
4/20 17:20	146.3	↑1.1
4/20 17:30	147.0	↑0.7
4/20 17:40	147.3	↑0.3	満潮
4/20 17:50	147.1	↓-0.2
4/20 18:00	146.5	↓-0.6
4/20 18:10	145.5	↓-1.0
4/20 18:20	144.1	↓-1.4
4/20 18:30	142.3	↓-1.8
4/20 18:40	140.2	↓-2.1
4/20 18:50	137.6	↓-2.6
4/20 19:00	134.8	↓-2.8
4/20 19:10	131.6	↓-3.2
4/20 19:20	128.2	↓-3.4
4/20 19:30	124.5	↓-3.7
4/20 19:40	120.6	↓-3.9
4/20 19:50	116.5	↓-4.1
4/20 20:00	112.2	↓-4.3
4/20 20:10	107.8	↓-4.4
4/20 20:20	103.3	↓-4.5
4/20 20:30	98.7	↓-4.6
4/20 20:40	94.1	↓-4.6
4/20 20:50	89.5	↓-4.6
4/20 21:00	84.9	↓-4.6
4/20 21:10	80.5	↓-4.4
4/20 21:20	76.1	↓-4.4
4/20 21:30	71.9	↓-4.2
4/20 21:40	67.9	↓-4.0
4/20 21:50	64.0	↓-3.9
4/20 22:00	60.5	↓-3.5
4/20 22:10	57.2	↓-3.3
4/20 22:20	54.3	↓-2.9
4/20 22:30	51.6	↓-2.7
4/20 22:40	49.4	↓-2.2
4/20 22:50	47.5	↓-1.9
4/20 23:00	46.1	↓-1.4
4/20 23:10	45.0	↓-1.1
4/20 23:20	44.4	↓-0.6	干潮
4/20 23:30	44.2	↓-0.2	干潮
4/20 23:40	44.4	↑0.2
4/20 23:50	45.1	↑0.7