20 (月)	06:12	11:50	17:45	-
	195cm	40cm	201cm	-
大潮 出 06:19 入 17:25 出 06:52 入 18:53 潮干狩り ○ 11:05～12:35

千葉灯標（千葉）2034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	-2.6	↑1.4
2/20 00:10	-0.5	↑2.1
2/20 00:20	2.3	↑2.8
2/20 00:30	5.7	↑3.4
2/20 00:40	9.7	↑4.0
2/20 00:50	14.2	↑4.5
2/20 01:00	19.2	↑5.0
2/20 01:10	24.7	↑5.5
2/20 01:20	30.7	↑6.0
2/20 01:30	37.0	↑6.3
2/20 01:40	43.6	↑6.6
2/20 01:50	50.6	↑7.0
2/20 02:00	57.8	↑7.2
2/20 02:10	65.1	↑7.3
2/20 02:20	72.7	↑7.6
2/20 02:30	80.3	↑7.6
2/20 02:40	88.0	↑7.7
2/20 02:50	95.7	↑7.7
2/20 03:00	103.3	↑7.6
2/20 03:10	110.9	↑7.6
2/20 03:20	118.4	↑7.5
2/20 03:30	125.8	↑7.4
2/20 03:40	132.9	↑7.1
2/20 03:50	139.9	↑7.0
2/20 04:00	146.6	↑6.7
2/20 04:10	153.0	↑6.4
2/20 04:20	159.0	↑6.0
2/20 04:30	164.7	↑5.7
2/20 04:40	170.0	↑5.3
2/20 04:50	174.8	↑4.8
2/20 05:00	179.2	↑4.4
2/20 05:10	183.1	↑3.9
2/20 05:20	186.5	↑3.4
2/20 05:30	189.3	↑2.8
2/20 05:40	191.5	↑2.2
2/20 05:50	193.1	↑1.6
2/20 06:00	194.1	↑1.0
2/20 06:10	194.5	↑0.4	満潮
2/20 06:20	194.3	↓-0.2
2/20 06:30	193.4	↓-0.9
2/20 06:40	191.9	↓-1.5
2/20 06:50	189.8	↓-2.1
2/20 07:00	187.1	↓-2.7
2/20 07:10	183.7	↓-3.4
2/20 07:20	179.9	↓-3.8
2/20 07:30	175.5	↓-4.4
2/20 07:40	170.6	↓-4.9
2/20 07:50	165.2	↓-5.4
2/20 08:00	159.5	↓-5.7
2/20 08:10	153.3	↓-6.2
2/20 08:20	146.9	↓-6.4
2/20 08:30	140.2	↓-6.7
2/20 08:40	133.2	↓-7.0
2/20 08:50	126.2	↓-7.0
2/20 09:00	119.0	↓-7.2
2/20 09:10	111.8	↓-7.2
2/20 09:20	104.6	↓-7.2
2/20 09:30	97.5	↓-7.1
2/20 09:40	90.6	↓-6.9
2/20 09:50	83.9	↓-6.7
2/20 10:00	77.5	↓-6.4
2/20 10:10	71.4	↓-6.1
2/20 10:20	65.7	↓-5.7
2/20 10:30	60.4	↓-5.3
2/20 10:40	55.6	↓-4.8
2/20 10:50	51.4	↓-4.2
2/20 11:00	47.7	↓-3.7
2/20 11:10	44.7	↓-3.0
2/20 11:20	42.3	↓-2.4
2/20 11:30	40.6	↓-1.7
2/20 11:40	39.6	↓-1.0	干潮
2/20 11:50	39.3	↓-0.3	干潮
2/20 12:00	39.7	↑0.4
2/20 12:10	40.8	↑1.1
2/20 12:20	42.6	↑1.8
2/20 12:30	45.0	↑2.4
2/20 12:40	48.1	↑3.1
2/20 12:50	51.8	↑3.7
2/20 13:00	56.1	↑4.3
2/20 13:10	60.9	↑4.8
2/20 13:20	66.1	↑5.2
2/20 13:30	71.8	↑5.7
2/20 13:40	77.9	↑6.1
2/20 13:50	84.3	↑6.4
2/20 14:00	90.9	↑6.6
2/20 14:10	97.7	↑6.8
2/20 14:20	104.7	↑7.0
2/20 14:30	111.8	↑7.1
2/20 14:40	118.8	↑7.0
2/20 14:50	125.9	↑7.1
2/20 15:00	132.9	↑7.0
2/20 15:10	139.7	↑6.8
2/20 15:20	146.3	↑6.6
2/20 15:30	152.8	↑6.5
2/20 15:40	158.9	↑6.1
2/20 15:50	164.8	↑5.9
2/20 16:00	170.3	↑5.5
2/20 16:10	175.5	↑5.2
2/20 16:20	180.2	↑4.7
2/20 16:30	184.5	↑4.3
2/20 16:40	188.3	↑3.8
2/20 16:50	191.7	↑3.4
2/20 17:00	194.5	↑2.8
2/20 17:10	196.7	↑2.2
2/20 17:20	198.4	↑1.7
2/20 17:30	199.6	↑1.2
2/20 17:40	200.1	↑0.5	満潮
2/20 17:50	200.0	↓-0.1
2/20 18:00	199.4	↓-0.6
2/20 18:10	198.1	↓-1.3
2/20 18:20	196.2	↓-1.9
2/20 18:30	193.7	↓-2.5
2/20 18:40	190.6	↓-3.1
2/20 18:50	186.9	↓-3.7
2/20 19:00	182.7	↓-4.2
2/20 19:10	177.9	↓-4.8
2/20 19:20	172.6	↓-5.3
2/20 19:30	166.9	↓-5.7
2/20 19:40	160.7	↓-6.2
2/20 19:50	154.1	↓-6.6
2/20 20:00	147.1	↓-7.0
2/20 20:10	139.8	↓-7.3
2/20 20:20	132.3	↓-7.5
2/20 20:30	124.5	↓-7.8
2/20 20:40	116.6	↓-7.9
2/20 20:50	108.6	↓-8.0
2/20 21:00	100.5	↓-8.1	最大潮位差
2/20 21:10	92.4	↓-8.1	最大潮位差
2/20 21:20	84.3	↓-8.1	最大潮位差
2/20 21:30	76.3	↓-8.0
2/20 21:40	68.5	↓-7.8
2/20 21:50	60.9	↓-7.6
2/20 22:00	53.6	↓-7.3
2/20 22:10	46.5	↓-7.1
2/20 22:20	39.8	↓-6.7
2/20 22:30	33.6	↓-6.2
2/20 22:40	27.7	↓-5.9
2/20 22:50	22.4	↓-5.3
2/20 23:00	17.6	↓-4.8
2/20 23:10	13.4	↓-4.2
2/20 23:20	9.8	↓-3.6
2/20 23:30	6.8	↓-3.0
2/20 23:40	4.4	↓-2.4
2/20 23:50	2.8	↓-1.6