20 (火)	04:13	10:40	17:13	22:56
	127cm	12cm	132cm	53cm
大潮 出 04:59 入 18:15 出 19:14 入 05:38 潮干狩り ◎ 08:48～12:31

犬吠埼（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	58.8	↑2.7
4/20 00:10	61.6	↑2.8
4/20 00:20	64.7	↑3.1
4/20 00:30	67.9	↑3.2
4/20 00:40	71.3	↑3.4
4/20 00:50	74.8	↑3.5
4/20 01:00	78.4	↑3.6
4/20 01:10	82.1	↑3.7
4/20 01:20	85.7	↑3.6
4/20 01:30	89.4	↑3.7
4/20 01:40	93.1	↑3.7
4/20 01:50	96.7	↑3.6
4/20 02:00	100.2	↑3.5
4/20 02:10	103.6	↑3.4
4/20 02:20	106.9	↑3.3
4/20 02:30	110.0	↑3.1
4/20 02:40	112.9	↑2.9
4/20 02:50	115.6	↑2.7
4/20 03:00	118.1	↑2.5
4/20 03:10	120.2	↑2.1
4/20 03:20	122.1	↑1.9
4/20 03:30	123.7	↑1.6
4/20 03:40	125.0	↑1.3
4/20 03:50	125.9	↑0.9
4/20 04:00	126.6	↑0.7
4/20 04:10	126.8	↑0.2	満潮
4/20 04:20	126.7	↓-0.1
4/20 04:30	126.3	↓-0.4
4/20 04:40	125.5	↓-0.8
4/20 04:50	124.3	↓-1.2
4/20 05:00	122.8	↓-1.5
4/20 05:10	120.9	↓-1.9
4/20 05:20	118.7	↓-2.2
4/20 05:30	116.2	↓-2.5
4/20 05:40	113.4	↓-2.8
4/20 05:50	110.2	↓-3.2
4/20 06:00	106.9	↓-3.3
4/20 06:10	103.2	↓-3.7
4/20 06:20	99.3	↓-3.9
4/20 06:30	95.3	↓-4.0
4/20 06:40	91.0	↓-4.3
4/20 06:50	86.6	↓-4.4
4/20 07:00	82.1	↓-4.5
4/20 07:10	77.5	↓-4.6
4/20 07:20	72.8	↓-4.7
4/20 07:30	68.1	↓-4.7
4/20 07:40	63.4	↓-4.7
4/20 07:50	58.8	↓-4.6
4/20 08:00	54.2	↓-4.6
4/20 08:10	49.7	↓-4.5
4/20 08:20	45.3	↓-4.4
4/20 08:30	41.1	↓-4.2
4/20 08:40	37.1	↓-4.0
4/20 08:50	33.3	↓-3.8
4/20 09:00	29.7	↓-3.6
4/20 09:10	26.4	↓-3.3
4/20 09:20	23.4	↓-3.0
4/20 09:30	20.6	↓-2.8
4/20 09:40	18.3	↓-2.3
4/20 09:50	16.2	↓-2.1
4/20 10:00	14.5	↓-1.7
4/20 10:10	13.2	↓-1.3
4/20 10:20	12.3	↓-0.9
4/20 10:30	11.7	↓-0.6	干潮
4/20 10:40	11.6	↓-0.1	干潮
4/20 10:50	11.8	↑0.2
4/20 11:00	12.5	↑0.7
4/20 11:10	13.5	↑1.0
4/20 11:20	14.9	↑1.4
4/20 11:30	16.6	↑1.7
4/20 11:40	18.8	↑2.2
4/20 11:50	21.2	↑2.4
4/20 12:00	24.0	↑2.8
4/20 12:10	27.1	↑3.1
4/20 12:20	30.5	↑3.4
4/20 12:30	34.2	↑3.7
4/20 12:40	38.1	↑3.9
4/20 12:50	42.2	↑4.1
4/20 13:00	46.5	↑4.3
4/20 13:10	51.0	↑4.5
4/20 13:20	55.6	↑4.6
4/20 13:30	60.3	↑4.7
4/20 13:40	65.1	↑4.8	最大潮位差
4/20 13:50	69.9	↑4.8	最大潮位差
4/20 14:00	74.7	↑4.8	最大潮位差
4/20 14:10	79.5	↑4.8	最大潮位差
4/20 14:20	84.2	↑4.7
4/20 14:30	88.9	↑4.7
4/20 14:40	93.4	↑4.5
4/20 14:50	97.8	↑4.4
4/20 15:00	102.0	↑4.2
4/20 15:10	106.0	↑4.0
4/20 15:20	109.7	↑3.7
4/20 15:30	113.3	↑3.6
4/20 15:40	116.5	↑3.2
4/20 15:50	119.5	↑3.0
4/20 16:00	122.1	↑2.6
4/20 16:10	124.5	↑2.4
4/20 16:20	126.5	↑2.0
4/20 16:30	128.1	↑1.6
4/20 16:40	129.5	↑1.4
4/20 16:50	130.4	↑0.9
4/20 17:00	131.0	↑0.6
4/20 17:10	131.2	↑0.2	満潮
4/20 17:20	131.1	↓-0.1
4/20 17:30	130.7	↓-0.4
4/20 17:40	129.9	↓-0.8
4/20 17:50	128.7	↓-1.2
4/20 18:00	127.3	↓-1.4
4/20 18:10	125.5	↓-1.8
4/20 18:20	123.5	↓-2.0
4/20 18:30	121.2	↓-2.3
4/20 18:40	118.6	↓-2.6
4/20 18:50	115.8	↓-2.8
4/20 19:00	112.8	↓-3.0
4/20 19:10	109.7	↓-3.1
4/20 19:20	106.4	↓-3.3
4/20 19:30	103.0	↓-3.4
4/20 19:40	99.5	↓-3.5
4/20 19:50	96.0	↓-3.5
4/20 20:00	92.4	↓-3.6
4/20 20:10	88.8	↓-3.6
4/20 20:20	85.2	↓-3.6
4/20 20:30	81.7	↓-3.5
4/20 20:40	78.3	↓-3.4
4/20 20:50	75.0	↓-3.3
4/20 21:00	71.9	↓-3.1
4/20 21:10	68.9	↓-3.0
4/20 21:20	66.1	↓-2.8
4/20 21:30	63.5	↓-2.6
4/20 21:40	61.1	↓-2.4
4/20 21:50	59.0	↓-2.1
4/20 22:00	57.2	↓-1.8
4/20 22:10	55.6	↓-1.6
4/20 22:20	54.4	↓-1.2
4/20 22:30	53.4	↓-1.0
4/20 22:40	52.7	↓-0.7
4/20 22:50	52.4	↓-0.3	干潮
4/20 23:00	52.4	0
4/20 23:10	52.7	↑0.3
4/20 23:20	53.3	↑0.6
4/20 23:30	54.3	↑1.0
4/20 23:40	55.5	↑1.2
4/20 23:50	57.0	↑1.5