20 (水)	06:20	12:07	18:17	-
	196cm	34cm	194cm	-
中潮 出 06:19 入 17:25 出 19:45 入 06:57 潮干狩り ○ 11:03～13:11

千葉灯標（千葉）2030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	1.9	↓-0.3
2/20 00:10	2.3	↑0.4
2/20 00:20	3.5	↑1.2
2/20 00:30	5.3	↑1.8
2/20 00:40	7.9	↑2.6
2/20 00:50	11.1	↑3.2
2/20 01:00	14.9	↑3.8
2/20 01:10	19.3	↑4.4
2/20 01:20	24.3	↑5.0
2/20 01:30	29.9	↑5.6
2/20 01:40	35.9	↑6.0
2/20 01:50	42.3	↑6.4
2/20 02:00	49.1	↑6.8
2/20 02:10	56.2	↑7.1
2/20 02:20	63.5	↑7.3
2/20 02:30	71.1	↑7.6
2/20 02:40	78.8	↑7.7
2/20 02:50	86.7	↑7.9	最大潮位差
2/20 03:00	94.6	↑7.9	最大潮位差
2/20 03:10	102.5	↑7.9	最大潮位差
2/20 03:20	110.3	↑7.8
2/20 03:30	118.0	↑7.7
2/20 03:40	125.6	↑7.6
2/20 03:50	133.0	↑7.4
2/20 04:00	140.2	↑7.2
2/20 04:10	147.1	↑6.9
2/20 04:20	153.6	↑6.5
2/20 04:30	159.9	↑6.3
2/20 04:40	165.7	↑5.8
2/20 04:50	171.1	↑5.4
2/20 05:00	176.0	↑4.9
2/20 05:10	180.4	↑4.4
2/20 05:20	184.3	↑3.9
2/20 05:30	187.6	↑3.3
2/20 05:40	190.3	↑2.7
2/20 05:50	192.5	↑2.2
2/20 06:00	194.0	↑1.5
2/20 06:10	194.9	↑0.9	満潮
2/20 06:20	195.1	↑0.2	満潮
2/20 06:30	194.7	↓-0.4
2/20 06:40	193.6	↓-1.1
2/20 06:50	191.9	↓-1.7
2/20 07:00	189.6	↓-2.3
2/20 07:10	186.7	↓-2.9
2/20 07:20	183.2	↓-3.5
2/20 07:30	179.1	↓-4.1
2/20 07:40	174.5	↓-4.6
2/20 07:50	169.4	↓-5.1
2/20 08:00	163.8	↓-5.6
2/20 08:10	157.8	↓-6.0
2/20 08:20	151.5	↓-6.3
2/20 08:30	144.9	↓-6.6
2/20 08:40	138.0	↓-6.9
2/20 08:50	130.9	↓-7.1
2/20 09:00	123.7	↓-7.2
2/20 09:10	116.4	↓-7.3
2/20 09:20	109.1	↓-7.3
2/20 09:30	101.9	↓-7.2
2/20 09:40	94.7	↓-7.2
2/20 09:50	87.7	↓-7.0
2/20 10:00	80.9	↓-6.8
2/20 10:10	74.3	↓-6.6
2/20 10:20	68.1	↓-6.2
2/20 10:30	62.3	↓-5.8
2/20 10:40	56.9	↓-5.4
2/20 10:50	51.9	↓-5.0
2/20 11:00	47.5	↓-4.4
2/20 11:10	43.6	↓-3.9
2/20 11:20	40.3	↓-3.3
2/20 11:30	37.6	↓-2.7
2/20 11:40	35.6	↓-2.0
2/20 11:50	34.2	↓-1.4
2/20 12:00	33.4	↓-0.8	干潮
2/20 12:10	33.3	↓-0.1
2/20 12:20	33.9	↑0.6
2/20 12:30	35.2	↑1.3
2/20 12:40	37.0	↑1.8
2/20 12:50	39.5	↑2.5
2/20 13:00	42.6	↑3.1
2/20 13:10	46.3	↑3.7
2/20 13:20	50.5	↑4.2
2/20 13:30	55.1	↑4.6
2/20 13:40	60.2	↑5.1
2/20 13:50	65.7	↑5.5
2/20 14:00	71.5	↑5.8
2/20 14:10	77.6	↑6.1
2/20 14:20	84.0	↑6.4
2/20 14:30	90.5	↑6.5
2/20 14:40	97.1	↑6.6
2/20 14:50	103.9	↑6.8
2/20 15:00	110.6	↑6.7
2/20 15:10	117.4	↑6.8
2/20 15:20	124.0	↑6.6
2/20 15:30	130.6	↑6.6
2/20 15:40	137.0	↑6.4
2/20 15:50	143.2	↑6.2
2/20 16:00	149.2	↑6.0
2/20 16:10	155.0	↑5.8
2/20 16:20	160.4	↑5.4
2/20 16:30	165.6	↑5.2
2/20 16:40	170.3	↑4.7
2/20 16:50	174.8	↑4.5
2/20 17:00	178.8	↑4.0
2/20 17:10	182.3	↑3.5
2/20 17:20	185.5	↑3.2
2/20 17:30	188.1	↑2.6
2/20 17:40	190.3	↑2.2
2/20 17:50	192.0	↑1.7
2/20 18:00	193.1	↑1.1
2/20 18:10	193.8	↑0.7	満潮
2/20 18:20	193.8	0
2/20 18:30	193.3	↓-0.5
2/20 18:40	192.3	↓-1.0
2/20 18:50	190.7	↓-1.6
2/20 19:00	188.6	↓-2.1
2/20 19:10	185.8	↓-2.8
2/20 19:20	182.6	↓-3.2
2/20 19:30	178.8	↓-3.8
2/20 19:40	174.6	↓-4.2
2/20 19:50	169.8	↓-4.8
2/20 20:00	164.6	↓-5.2
2/20 20:10	159.0	↓-5.6
2/20 20:20	153.0	↓-6.0
2/20 20:30	146.7	↓-6.3
2/20 20:40	140.0	↓-6.7
2/20 20:50	133.1	↓-6.9
2/20 21:00	125.9	↓-7.2
2/20 21:10	118.6	↓-7.3
2/20 21:20	111.2	↓-7.4
2/20 21:30	103.6	↓-7.6
2/20 21:40	96.1	↓-7.5
2/20 21:50	88.6	↓-7.5
2/20 22:00	81.2	↓-7.4
2/20 22:10	74.0	↓-7.2
2/20 22:20	66.9	↓-7.1
2/20 22:30	60.1	↓-6.8
2/20 22:40	53.6	↓-6.5
2/20 22:50	47.4	↓-6.2
2/20 23:00	41.6	↓-5.8
2/20 23:10	36.3	↓-5.3
2/20 23:20	31.5	↓-4.8
2/20 23:30	27.2	↓-4.3
2/20 23:40	23.4	↓-3.8
2/20 23:50	20.3	↓-3.1