20 (土)	05:14	10:36	16:20	22:56
	185cm	75cm	195cm	-14cm
大潮 出 06:19 入 17:25 出 16:38 入 05:39

千葉灯標（千葉）2027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	20.5	↑5.5
2/20 00:10	26.3	↑5.8
2/20 00:20	32.4	↑6.1
2/20 00:30	38.8	↑6.4
2/20 00:40	45.4	↑6.6
2/20 00:50	52.2	↑6.8
2/20 01:00	59.2	↑7.0
2/20 01:10	66.3	↑7.1
2/20 01:20	73.5	↑7.2
2/20 01:30	80.7	↑7.2
2/20 01:40	87.9	↑7.2
2/20 01:50	95.1	↑7.2
2/20 02:00	102.3	↑7.2
2/20 02:10	109.3	↑7.0
2/20 02:20	116.2	↑6.9
2/20 02:30	123.0	↑6.8
2/20 02:40	129.5	↑6.5
2/20 02:50	135.8	↑6.3
2/20 03:00	141.9	↑6.1
2/20 03:10	147.6	↑5.7
2/20 03:20	153.1	↑5.5
2/20 03:30	158.2	↑5.1
2/20 03:40	162.9	↑4.7
2/20 03:50	167.1	↑4.2
2/20 04:00	171.0	↑3.9
2/20 04:10	174.4	↑3.4
2/20 04:20	177.3	↑2.9
2/20 04:30	179.8	↑2.5
2/20 04:40	181.7	↑1.9
2/20 04:50	183.2	↑1.5
2/20 05:00	184.1	↑0.9
2/20 05:10	184.5	↑0.4	満潮
2/20 05:20	184.3	↓-0.2
2/20 05:30	183.7	↓-0.6
2/20 05:40	182.6	↓-1.1
2/20 05:50	181.0	↓-1.6
2/20 06:00	178.9	↓-2.1
2/20 06:10	176.3	↓-2.6
2/20 06:20	173.3	↓-3.0
2/20 06:30	170.0	↓-3.3
2/20 06:40	166.2	↓-3.8
2/20 06:50	162.1	↓-4.1
2/20 07:00	157.7	↓-4.4
2/20 07:10	153.1	↓-4.6
2/20 07:20	148.2	↓-4.9
2/20 07:30	143.1	↓-5.1
2/20 07:40	137.9	↓-5.2
2/20 07:50	132.7	↓-5.2
2/20 08:00	127.3	↓-5.4
2/20 08:10	122.0	↓-5.3
2/20 08:20	116.8	↓-5.2
2/20 08:30	111.7	↓-5.1
2/20 08:40	106.7	↓-5.0
2/20 08:50	101.9	↓-4.8
2/20 09:00	97.4	↓-4.5
2/20 09:10	93.2	↓-4.2
2/20 09:20	89.4	↓-3.8
2/20 09:30	85.9	↓-3.5
2/20 09:40	82.9	↓-3.0
2/20 09:50	80.3	↓-2.6
2/20 10:00	78.2	↓-2.1
2/20 10:10	76.6	↓-1.6
2/20 10:20	75.5	↓-1.1
2/20 10:30	75.0	↓-0.5	干潮
2/20 10:40	75.0	0
2/20 10:50	75.5	↑0.5
2/20 11:00	76.6	↑1.1
2/20 11:10	78.1	↑1.5
2/20 11:20	80.2	↑2.1
2/20 11:30	82.7	↑2.5
2/20 11:40	85.6	↑2.9
2/20 11:50	89.0	↑3.4
2/20 12:00	92.7	↑3.7
2/20 12:10	96.8	↑4.1
2/20 12:20	101.2	↑4.4
2/20 12:30	105.8	↑4.6
2/20 12:40	110.7	↑4.9
2/20 12:50	115.7	↑5.0
2/20 13:00	120.9	↑5.2
2/20 13:10	126.2	↑5.3
2/20 13:20	131.5	↑5.3
2/20 13:30	136.8	↑5.3
2/20 13:40	142.2	↑5.4
2/20 13:50	147.4	↑5.2
2/20 14:00	152.6	↑5.2
2/20 14:10	157.6	↑5.0
2/20 14:20	162.4	↑4.8
2/20 14:30	167.1	↑4.7
2/20 14:40	171.5	↑4.4
2/20 14:50	175.6	↑4.1
2/20 15:00	179.3	↑3.7
2/20 15:10	182.8	↑3.5
2/20 15:20	185.9	↑3.1
2/20 15:30	188.5	↑2.6
2/20 15:40	190.7	↑2.2
2/20 15:50	192.5	↑1.8
2/20 16:00	193.7	↑1.2
2/20 16:10	194.5	↑0.8	満潮
2/20 16:20	194.7	↑0.2	満潮
2/20 16:30	194.4	↓-0.3
2/20 16:40	193.5	↓-0.9
2/20 16:50	192.1	↓-1.4
2/20 17:00	190.1	↓-2.0
2/20 17:10	187.5	↓-2.6
2/20 17:20	184.4	↓-3.1
2/20 17:30	180.7	↓-3.7
2/20 17:40	176.4	↓-4.3
2/20 17:50	171.7	↓-4.7
2/20 18:00	166.4	↓-5.3
2/20 18:10	160.7	↓-5.7
2/20 18:20	154.5	↓-6.2
2/20 18:30	147.9	↓-6.6
2/20 18:40	140.9	↓-7.0
2/20 18:50	133.6	↓-7.3
2/20 19:00	125.9	↓-7.7
2/20 19:10	118.1	↓-7.8
2/20 19:20	110.0	↓-8.1
2/20 19:30	101.8	↓-8.2
2/20 19:40	93.4	↓-8.4	最大潮位差
2/20 19:50	85.0	↓-8.4	最大潮位差
2/20 20:00	76.7	↓-8.3
2/20 20:10	68.4	↓-8.3
2/20 20:20	60.2	↓-8.2
2/20 20:30	52.1	↓-8.1
2/20 20:40	44.3	↓-7.8
2/20 20:50	36.8	↓-7.5
2/20 21:00	29.7	↓-7.1
2/20 21:10	22.9	↓-6.8
2/20 21:20	16.6	↓-6.3
2/20 21:30	10.7	↓-5.9
2/20 21:40	5.4	↓-5.3
2/20 21:50	0.7	↓-4.7
2/20 22:00	-3.4	↓-4.1
2/20 22:10	-6.9	↓-3.5
2/20 22:20	-9.7	↓-2.8
2/20 22:30	-11.8	↓-2.1
2/20 22:40	-13.3	↓-1.5
2/20 22:50	-14.0	↓-0.7	干潮
2/20 23:00	-14.0	0
2/20 23:10	-13.3	↑0.7
2/20 23:20	-12.0	↑1.3
2/20 23:30	-9.9	↑2.1
2/20 23:40	-7.2	↑2.7
2/20 23:50	-3.9	↑3.3