20 (日)	07:49	01:46	20:26	13:58
	177cm	55cm	149cm	51cm
中潮 出 06:19 入 17:25 出 22:49 入 09:08

千葉灯標（千葉）2033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	76.7	↓-4.0
2/20 00:10	73.0	↓-3.7
2/20 00:20	69.5	↓-3.5
2/20 00:30	66.3	↓-3.2
2/20 00:40	63.5	↓-2.8
2/20 00:50	61.0	↓-2.5
2/20 01:00	58.8	↓-2.2
2/20 01:10	57.1	↓-1.7
2/20 01:20	55.8	↓-1.3
2/20 01:30	54.9	↓-0.9
2/20 01:40	54.5	↓-0.4	干潮
2/20 01:50	54.5	0
2/20 02:00	55.0	↑0.5
2/20 02:10	55.9	↑0.9
2/20 02:20	57.3	↑1.4
2/20 02:30	59.1	↑1.8
2/20 02:40	61.4	↑2.3
2/20 02:50	64.1	↑2.7
2/20 03:00	67.1	↑3.0
2/20 03:10	70.6	↑3.5
2/20 03:20	74.4	↑3.8
2/20 03:30	78.5	↑4.1
2/20 03:40	82.8	↑4.3
2/20 03:50	87.5	↑4.7
2/20 04:00	92.3	↑4.8
2/20 04:10	97.3	↑5.0
2/20 04:20	102.4	↑5.1
2/20 04:30	107.6	↑5.2
2/20 04:40	112.8	↑5.2
2/20 04:50	118.1	↑5.3
2/20 05:00	123.3	↑5.2
2/20 05:10	128.5	↑5.2
2/20 05:20	133.6	↑5.1
2/20 05:30	138.5	↑4.9
2/20 05:40	143.2	↑4.7
2/20 05:50	147.8	↑4.6
2/20 06:00	152.1	↑4.3
2/20 06:10	156.1	↑4.0
2/20 06:20	159.8	↑3.7
2/20 06:30	163.2	↑3.4
2/20 06:40	166.3	↑3.1
2/20 06:50	169.0	↑2.7
2/20 07:00	171.3	↑2.3
2/20 07:10	173.3	↑2.0
2/20 07:20	174.7	↑1.4
2/20 07:30	175.8	↑1.1
2/20 07:40	176.4	↑0.6	満潮
2/20 07:50	176.6	↑0.2
2/20 08:00	176.3	↓-0.3
2/20 08:10	175.5	↓-0.8
2/20 08:20	174.3	↓-1.2
2/20 08:30	172.6	↓-1.7
2/20 08:40	170.5	↓-2.1
2/20 08:50	168.0	↓-2.5
2/20 09:00	165.0	↓-3.0
2/20 09:10	161.7	↓-3.3
2/20 09:20	157.9	↓-3.8
2/20 09:30	153.9	↓-4.0
2/20 09:40	149.5	↓-4.4
2/20 09:50	144.9	↓-4.6
2/20 10:00	140.1	↓-4.8
2/20 10:10	135.0	↓-5.1
2/20 10:20	129.8	↓-5.2
2/20 10:30	124.5	↓-5.3
2/20 10:40	119.1	↓-5.4
2/20 10:50	113.6	↓-5.5	最大潮位差
2/20 11:00	108.2	↓-5.4
2/20 11:10	102.8	↓-5.4
2/20 11:20	97.6	↓-5.2
2/20 11:30	92.4	↓-5.2
2/20 11:40	87.4	↓-5.0
2/20 11:50	82.7	↓-4.7
2/20 12:00	78.1	↓-4.6
2/20 12:10	73.9	↓-4.2
2/20 12:20	69.9	↓-4.0
2/20 12:30	66.3	↓-3.6
2/20 12:40	63.0	↓-3.3
2/20 12:50	60.1	↓-2.9
2/20 13:00	57.6	↓-2.5
2/20 13:10	55.4	↓-2.2
2/20 13:20	53.7	↓-1.7
2/20 13:30	52.4	↓-1.3
2/20 13:40	51.5	↓-0.9
2/20 13:50	51.0	↓-0.5	干潮
2/20 14:00	50.9	↓-0.1
2/20 14:10	51.3	↑0.4
2/20 14:20	52.0	↑0.7
2/20 14:30	53.1	↑1.1
2/20 14:40	54.6	↑1.5
2/20 14:50	56.5	↑1.9
2/20 15:00	58.6	↑2.1
2/20 15:10	61.1	↑2.5
2/20 15:20	63.8	↑2.7
2/20 15:30	66.8	↑3.0
2/20 15:40	70.1	↑3.3
2/20 15:50	73.5	↑3.4
2/20 16:00	77.0	↑3.5
2/20 16:10	80.7	↑3.7
2/20 16:20	84.5	↑3.8
2/20 16:30	88.4	↑3.9
2/20 16:40	92.3	↑3.9
2/20 16:50	96.3	↑4.0
2/20 17:00	100.2	↑3.9
2/20 17:10	104.1	↑3.9
2/20 17:20	107.9	↑3.8
2/20 17:30	111.6	↑3.7
2/20 17:40	115.3	↑3.7
2/20 17:50	118.8	↑3.5
2/20 18:00	122.2	↑3.4
2/20 18:10	125.5	↑3.3
2/20 18:20	128.6	↑3.1
2/20 18:30	131.5	↑2.9
2/20 18:40	134.2	↑2.7
2/20 18:50	136.7	↑2.5
2/20 19:00	139.1	↑2.4
2/20 19:10	141.2	↑2.1
2/20 19:20	143.0	↑1.8
2/20 19:30	144.7	↑1.7
2/20 19:40	146.0	↑1.3
2/20 19:50	147.1	↑1.1
2/20 20:00	148.0	↑0.9
2/20 20:10	148.6	↑0.6
2/20 20:20	148.8	↑0.2	満潮
2/20 20:30	148.9	↑0.1
2/20 20:40	148.6	↓-0.3
2/20 20:50	148.0	↓-0.6
2/20 21:00	147.2	↓-0.8
2/20 21:10	146.0	↓-1.2
2/20 21:20	144.6	↓-1.4
2/20 21:30	142.9	↓-1.7
2/20 21:40	141.0	↓-1.9
2/20 21:50	138.8	↓-2.2
2/20 22:00	136.3	↓-2.5
2/20 22:10	133.7	↓-2.6
2/20 22:20	130.8	↓-2.9
2/20 22:30	127.8	↓-3.0
2/20 22:40	124.6	↓-3.2
2/20 22:50	121.3	↓-3.3
2/20 23:00	117.9	↓-3.4
2/20 23:10	114.4	↓-3.5
2/20 23:20	110.8	↓-3.6
2/20 23:30	107.2	↓-3.6
2/20 23:40	103.7	↓-3.5
2/20 23:50	100.2	↓-3.5