20 (水)	07:22	01:06	19:17	13:09
	184cm	22cm	172cm	50cm
中潮 出 06:18 入 17:25 出 21:14 入 08:24

千葉灯標（千葉）2041年02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
2/20 00:00	33.6	↓-3.8
2/20 00:10	30.3	↓-3.3
2/20 00:20	27.5	↓-2.8
2/20 00:30	25.2	↓-2.3
2/20 00:40	23.4	↓-1.8
2/20 00:50	22.3	↓-1.1
2/20 01:00	21.7	↓-0.6	干潮
2/20 01:10	21.7	0
2/20 01:20	22.3	↑0.6
2/20 01:30	23.5	↑1.2
2/20 01:40	25.2	↑1.7
2/20 01:50	27.5	↑2.3
2/20 02:00	30.4	↑2.9
2/20 02:10	33.8	↑3.4
2/20 02:20	37.7	↑3.9
2/20 02:30	42.1	↑4.4
2/20 02:40	46.9	↑4.8
2/20 02:50	52.0	↑5.1
2/20 03:00	57.6	↑5.6
2/20 03:10	63.4	↑5.8
2/20 03:20	69.5	↑6.1
2/20 03:30	75.9	↑6.4
2/20 03:40	82.4	↑6.5
2/20 03:50	89.0	↑6.6
2/20 04:00	95.7	↑6.7	最大潮位差
2/20 04:10	102.4	↑6.7	最大潮位差
2/20 04:20	109.1	↑6.7	最大潮位差
2/20 04:30	115.8	↑6.7	最大潮位差
2/20 04:40	122.3	↑6.5
2/20 04:50	128.7	↑6.4
2/20 05:00	134.9	↑6.2
2/20 05:10	140.9	↑6.0
2/20 05:20	146.7	↑5.8
2/20 05:30	152.1	↑5.4
2/20 05:40	157.2	↑5.1
2/20 05:50	162.0	↑4.8
2/20 06:00	166.3	↑4.3
2/20 06:10	170.3	↑4.0
2/20 06:20	173.7	↑3.4
2/20 06:30	176.7	↑3.0
2/20 06:40	179.2	↑2.5
2/20 06:50	181.2	↑2.0
2/20 07:00	182.7	↑1.5
2/20 07:10	183.6	↑0.9
2/20 07:20	183.9	↑0.3	満潮
2/20 07:30	183.7	↓-0.2
2/20 07:40	183.0	↓-0.7
2/20 07:50	181.7	↓-1.3
2/20 08:00	179.8	↓-1.9
2/20 08:10	177.4	↓-2.4
2/20 08:20	174.6	↓-2.8
2/20 08:30	171.2	↓-3.4
2/20 08:40	167.4	↓-3.8
2/20 08:50	163.1	↓-4.3
2/20 09:00	158.5	↓-4.6
2/20 09:10	153.5	↓-5.0
2/20 09:20	148.2	↓-5.3
2/20 09:30	142.7	↓-5.5
2/20 09:40	136.9	↓-5.8
2/20 09:50	131.0	↓-5.9
2/20 10:00	124.9	↓-6.1
2/20 10:10	118.8	↓-6.1
2/20 10:20	112.7	↓-6.1
2/20 10:30	106.7	↓-6.0
2/20 10:40	100.7	↓-6.0
2/20 10:50	94.9	↓-5.8
2/20 11:00	89.2	↓-5.7
2/20 11:10	83.8	↓-5.4
2/20 11:20	78.7	↓-5.1
2/20 11:30	73.8	↓-4.9
2/20 11:40	69.4	↓-4.4
2/20 11:50	65.3	↓-4.1
2/20 12:00	61.6	↓-3.7
2/20 12:10	58.5	↓-3.1
2/20 12:20	55.7	↓-2.8
2/20 12:30	53.5	↓-2.2
2/20 12:40	51.8	↓-1.7
2/20 12:50	50.6	↓-1.2
2/20 13:00	49.9	↓-0.7	干潮
2/20 13:10	49.8	↓-0.1
2/20 13:20	50.1	↑0.3
2/20 13:30	51.0	↑0.9
2/20 13:40	52.4	↑1.4
2/20 13:50	54.3	↑1.9
2/20 14:00	56.7	↑2.4
2/20 14:10	59.5	↑2.8
2/20 14:20	62.7	↑3.2
2/20 14:30	66.2	↑3.5
2/20 14:40	70.2	↑4.0
2/20 14:50	74.4	↑4.2
2/20 15:00	78.8	↑4.4
2/20 15:10	83.5	↑4.7
2/20 15:20	88.4	↑4.9
2/20 15:30	93.4	↑5.0
2/20 15:40	98.5	↑5.1
2/20 15:50	103.7	↑5.2
2/20 16:00	108.9	↑5.2
2/20 16:10	114.0	↑5.1
2/20 16:20	119.1	↑5.1
2/20 16:30	124.1	↑5.0
2/20 16:40	129.0	↑4.9
2/20 16:50	133.7	↑4.7
2/20 17:00	138.2	↑4.5
2/20 17:10	142.5	↑4.3
2/20 17:20	146.6	↑4.1
2/20 17:30	150.5	↑3.9
2/20 17:40	154.0	↑3.5
2/20 17:50	157.3	↑3.3
2/20 18:00	160.3	↑3.0
2/20 18:10	162.9	↑2.6
2/20 18:20	165.3	↑2.4
2/20 18:30	167.2	↑1.9
2/20 18:40	168.8	↑1.6
2/20 18:50	170.1	↑1.3
2/20 19:00	170.9	↑0.8
2/20 19:10	171.4	↑0.5	満潮
2/20 19:20	171.4	0
2/20 19:30	171.1	↓-0.3
2/20 19:40	170.3	↓-0.8
2/20 19:50	169.2	↓-1.1
2/20 20:00	167.6	↓-1.6
2/20 20:10	165.6	↓-2.0
2/20 20:20	163.3	↓-2.3
2/20 20:30	160.5	↓-2.8
2/20 20:40	157.4	↓-3.1
2/20 20:50	153.9	↓-3.5
2/20 21:00	150.0	↓-3.9
2/20 21:10	145.9	↓-4.1
2/20 21:20	141.4	↓-4.5
2/20 21:30	136.7	↓-4.7
2/20 21:40	131.8	↓-4.9
2/20 21:50	126.6	↓-5.2
2/20 22:00	121.3	↓-5.3
2/20 22:10	115.8	↓-5.5
2/20 22:20	110.3	↓-5.5
2/20 22:30	104.7	↓-5.6
2/20 22:40	99.0	↓-5.7
2/20 22:50	93.4	↓-5.6
2/20 23:00	87.9	↓-5.5
2/20 23:10	82.4	↓-5.5
2/20 23:20	77.1	↓-5.3
2/20 23:30	71.9	↓-5.2
2/20 23:40	67.0	↓-4.9
2/20 23:50	62.3	↓-4.7