20 (月)	06:46	01:10	20:28	13:33
	177cm	79cm	166cm	16cm
中潮 出 04:59 入 18:15 出 08:07 入 22:36 潮干狩り ◎ 11:37～15:29

千葉灯標（千葉）2037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	88.9	↓-3.0
4/20 00:10	86.3	↓-2.6
4/20 00:20	84.0	↓-2.3
4/20 00:30	82.1	↓-1.9
4/20 00:40	80.6	↓-1.5
4/20 00:50	79.5	↓-1.1
4/20 01:00	78.9	↓-0.6	干潮
4/20 01:10	78.7	↓-0.2	干潮
4/20 01:20	79.0	↑0.3
4/20 01:30	79.7	↑0.7
4/20 01:40	80.8	↑1.1
4/20 01:50	82.4	↑1.6
4/20 02:00	84.4	↑2.0
4/20 02:10	86.8	↑2.4
4/20 02:20	89.6	↑2.8
4/20 02:30	92.7	↑3.1
4/20 02:40	96.1	↑3.4
4/20 02:50	99.8	↑3.7
4/20 03:00	103.7	↑3.9
4/20 03:10	107.9	↑4.2
4/20 03:20	112.2	↑4.3
4/20 03:30	116.6	↑4.4
4/20 03:40	121.1	↑4.5
4/20 03:50	125.7	↑4.6
4/20 04:00	130.2	↑4.5
4/20 04:10	134.7	↑4.5
4/20 04:20	139.2	↑4.5
4/20 04:30	143.5	↑4.3
4/20 04:40	147.6	↑4.1
4/20 04:50	151.6	↑4.0
4/20 05:00	155.4	↑3.8
4/20 05:10	158.9	↑3.5
4/20 05:20	162.2	↑3.3
4/20 05:30	165.1	↑2.9
4/20 05:40	167.8	↑2.7
4/20 05:50	170.1	↑2.3
4/20 06:00	172.1	↑2.0
4/20 06:10	173.7	↑1.6
4/20 06:20	174.9	↑1.2
4/20 06:30	175.7	↑0.8
4/20 06:40	176.1	↑0.4	満潮
4/20 06:50	176.2	↑0.1
4/20 07:00	175.8	↓-0.4
4/20 07:10	174.9	↓-0.9
4/20 07:20	173.7	↓-1.2
4/20 07:30	172.0	↓-1.7
4/20 07:40	169.9	↓-2.1
4/20 07:50	167.3	↓-2.6
4/20 08:00	164.4	↓-2.9
4/20 08:10	161.0	↓-3.4
4/20 08:20	157.3	↓-3.7
4/20 08:30	153.2	↓-4.1
4/20 08:40	148.7	↓-4.5
4/20 08:50	143.9	↓-4.8
4/20 09:00	138.8	↓-5.1
4/20 09:10	133.5	↓-5.3
4/20 09:20	127.8	↓-5.7
4/20 09:30	122.0	↓-5.8
4/20 09:40	116.0	↓-6.0
4/20 09:50	109.9	↓-6.1
4/20 10:00	103.6	↓-6.3	最大潮位差
4/20 10:10	97.3	↓-6.3	最大潮位差
4/20 10:20	91.0	↓-6.3	最大潮位差
4/20 10:30	84.7	↓-6.3	最大潮位差
4/20 10:40	78.5	↓-6.2
4/20 10:50	72.4	↓-6.1
4/20 11:00	66.4	↓-6.0
4/20 11:10	60.6	↓-5.8
4/20 11:20	55.0	↓-5.6
4/20 11:30	49.7	↓-5.3
4/20 11:40	44.6	↓-5.1
4/20 11:50	39.9	↓-4.7
4/20 12:00	35.5	↓-4.4
4/20 12:10	31.5	↓-4.0
4/20 12:20	27.9	↓-3.6
4/20 12:30	24.7	↓-3.2
4/20 12:40	22.0	↓-2.7
4/20 12:50	19.7	↓-2.3
4/20 13:00	17.9	↓-1.8
4/20 13:10	16.6	↓-1.3
4/20 13:20	15.8	↓-0.8
4/20 13:30	15.4	↓-0.4	干潮
4/20 13:40	15.6	↑0.2
4/20 13:50	16.3	↑0.7
4/20 14:00	17.4	↑1.1
4/20 14:10	19.1	↑1.7
4/20 14:20	21.2	↑2.1
4/20 14:30	23.7	↑2.5
4/20 14:40	26.6	↑2.9
4/20 14:50	30.0	↑3.4
4/20 15:00	33.7	↑3.7
4/20 15:10	37.8	↑4.1
4/20 15:20	42.2	↑4.4
4/20 15:30	46.8	↑4.6
4/20 15:40	51.7	↑4.9
4/20 15:50	56.8	↑5.1
4/20 16:00	62.1	↑5.3
4/20 16:10	67.6	↑5.5
4/20 16:20	73.1	↑5.5
4/20 16:30	78.7	↑5.6
4/20 16:40	84.3	↑5.6
4/20 16:50	89.9	↑5.6
4/20 17:00	95.6	↑5.7
4/20 17:10	101.1	↑5.5
4/20 17:20	106.6	↑5.5
4/20 17:30	111.9	↑5.3
4/20 17:40	117.2	↑5.3
4/20 17:50	122.2	↑5.0
4/20 18:00	127.1	↑4.9
4/20 18:10	131.8	↑4.7
4/20 18:20	136.2	↑4.4
4/20 18:30	140.4	↑4.2
4/20 18:40	144.4	↑4.0
4/20 18:50	148.0	↑3.6
4/20 19:00	151.4	↑3.4
4/20 19:10	154.4	↑3.0
4/20 19:20	157.1	↑2.7
4/20 19:30	159.5	↑2.4
4/20 19:40	161.4	↑1.9
4/20 19:50	163.1	↑1.7
4/20 20:00	164.3	↑1.2
4/20 20:10	165.2	↑0.9
4/20 20:20	165.6	↑0.4	満潮
4/20 20:30	165.7	↑0.1
4/20 20:40	165.4	↓-0.3
4/20 20:50	164.7	↓-0.7
4/20 21:00	163.7	↓-1.0
4/20 21:10	162.3	↓-1.4
4/20 21:20	160.5	↓-1.8
4/20 21:30	158.5	↓-2.0
4/20 21:40	156.1	↓-2.4
4/20 21:50	153.5	↓-2.6
4/20 22:00	150.6	↓-2.9
4/20 22:10	147.5	↓-3.1
4/20 22:20	144.2	↓-3.3
4/20 22:30	140.8	↓-3.4
4/20 22:40	137.2	↓-3.6
4/20 22:50	133.6	↓-3.6
4/20 23:00	129.9	↓-3.7
4/20 23:10	126.3	↓-3.6
4/20 23:20	122.6	↓-3.7
4/20 23:30	119.0	↓-3.6
4/20 23:40	115.5	↓-3.5
4/20 23:50	112.2	↓-3.3