18 (火)	05:22	12:18	19:12	-
	178cm	5cm	176cm	-
中潮 出 04:27 入 18:59 出 21:06 入 06:55 潮干狩り ◎ 10:11～14:24

第一海堡（千葉）2030年06月18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
6/18 00:00	98.6	↓-0.1
6/18 00:10	98.8	↑0.2
6/18 00:20	99.5	↑0.7
6/18 00:30	100.4	↑0.9
6/18 00:40	101.7	↑1.3
6/18 00:50	103.3	↑1.6
6/18 01:00	105.3	↑2.0
6/18 01:10	107.5	↑2.2
6/18 01:20	110.0	↑2.5
6/18 01:30	112.8	↑2.8
6/18 01:40	115.8	↑3.0
6/18 01:50	119.0	↑3.2
6/18 02:00	122.3	↑3.3
6/18 02:10	125.9	↑3.6
6/18 02:20	129.5	↑3.6
6/18 02:30	133.2	↑3.7
6/18 02:40	137.0	↑3.8
6/18 02:50	140.8	↑3.8
6/18 03:00	144.6	↑3.8
6/18 03:10	148.3	↑3.7
6/18 03:20	152.0	↑3.7
6/18 03:30	155.5	↑3.5
6/18 03:40	158.9	↑3.4
6/18 03:50	162.1	↑3.2
6/18 04:00	165.0	↑2.9
6/18 04:10	167.7	↑2.7
6/18 04:20	170.2	↑2.5
6/18 04:30	172.3	↑2.1
6/18 04:40	174.1	↑1.8
6/18 04:50	175.5	↑1.4
6/18 05:00	176.6	↑1.1
6/18 05:10	177.2	↑0.6
6/18 05:20	177.5	↑0.3	満潮
6/18 05:30	177.3	↓-0.2
6/18 05:40	176.7	↓-0.6
6/18 05:50	175.7	↓-1.0
6/18 06:00	174.2	↓-1.5
6/18 06:10	172.3	↓-1.9
6/18 06:20	169.9	↓-2.4
6/18 06:30	167.2	↓-2.7
6/18 06:40	164.0	↓-3.2
6/18 06:50	160.3	↓-3.7
6/18 07:00	156.3	↓-4.0
6/18 07:10	151.9	↓-4.4
6/18 07:20	147.2	↓-4.7
6/18 07:30	142.1	↓-5.1
6/18 07:40	136.7	↓-5.4
6/18 07:50	131.1	↓-5.6
6/18 08:00	125.2	↓-5.9
6/18 08:10	119.0	↓-6.2
6/18 08:20	112.7	↓-6.3
6/18 08:30	106.3	↓-6.4
6/18 08:40	99.8	↓-6.5
6/18 08:50	93.2	↓-6.6
6/18 09:00	86.5	↓-6.7	最大潮位差
6/18 09:10	79.9	↓-6.6
6/18 09:20	73.4	↓-6.5
6/18 09:30	66.9	↓-6.5
6/18 09:40	60.5	↓-6.4
6/18 09:50	54.4	↓-6.1
6/18 10:00	48.4	↓-6.0
6/18 10:10	42.7	↓-5.7
6/18 10:20	37.3	↓-5.4
6/18 10:30	32.2	↓-5.1
6/18 10:40	27.4	↓-4.8
6/18 10:50	23.0	↓-4.4
6/18 11:00	19.0	↓-4.0
6/18 11:10	15.5	↓-3.5
6/18 11:20	12.4	↓-3.1
6/18 11:30	9.7	↓-2.7
6/18 11:40	7.6	↓-2.1
6/18 11:50	5.9	↓-1.7
6/18 12:00	4.8	↓-1.1
6/18 12:10	4.2	↓-0.6	干潮
6/18 12:20	4.1	↓-0.1
6/18 12:30	4.5	↑0.4
6/18 12:40	5.5	↑1.0
6/18 12:50	6.9	↑1.4
6/18 13:00	8.9	↑2.0
6/18 13:10	11.3	↑2.4
6/18 13:20	14.3	↑3.0
6/18 13:30	17.7	↑3.4
6/18 13:40	21.5	↑3.8
6/18 13:50	25.7	↑4.2
6/18 14:00	30.3	↑4.6
6/18 14:10	35.3	↑5.0
6/18 14:20	40.6	↑5.3
6/18 14:30	46.2	↑5.6
6/18 14:40	52.0	↑5.8
6/18 14:50	58.1	↑6.1
6/18 15:00	64.3	↑6.2
6/18 15:10	70.7	↑6.4
6/18 15:20	77.2	↑6.5
6/18 15:30	83.7	↑6.5
6/18 15:40	90.3	↑6.6
6/18 15:50	96.9	↑6.6
6/18 16:00	103.4	↑6.5
6/18 16:10	109.8	↑6.4
6/18 16:20	116.0	↑6.2
6/18 16:30	122.2	↑6.2
6/18 16:40	128.1	↑5.9
6/18 16:50	133.7	↑5.6
6/18 17:00	139.1	↑5.4
6/18 17:10	144.2	↑5.1
6/18 17:20	149.0	↑4.8
6/18 17:30	153.5	↑4.5
6/18 17:40	157.5	↑4.0
6/18 17:50	161.2	↑3.7
6/18 18:00	164.5	↑3.3
6/18 18:10	167.4	↑2.9
6/18 18:20	169.8	↑2.4
6/18 18:30	171.8	↑2.0
6/18 18:40	173.4	↑1.6
6/18 18:50	174.5	↑1.1
6/18 19:00	175.2	↑0.7
6/18 19:10	175.5	↑0.3	満潮
6/18 19:20	175.3	↓-0.2
6/18 19:30	174.7	↓-0.6
6/18 19:40	173.8	↓-0.9
6/18 19:50	172.4	↓-1.4
6/18 20:00	170.7	↓-1.7
6/18 20:10	168.7	↓-2.0
6/18 20:20	166.4	↓-2.3
6/18 20:30	163.7	↓-2.7
6/18 20:40	160.8	↓-2.9
6/18 20:50	157.7	↓-3.1
6/18 21:00	154.4	↓-3.3
6/18 21:10	150.9	↓-3.5
6/18 21:20	147.3	↓-3.6
6/18 21:30	143.6	↓-3.7
6/18 21:40	139.8	↓-3.8
6/18 21:50	136.0	↓-3.8
6/18 22:00	132.3	↓-3.7
6/18 22:10	128.5	↓-3.8
6/18 22:20	124.8	↓-3.7
6/18 22:30	121.3	↓-3.5
6/18 22:40	117.8	↓-3.5
6/18 22:50	114.6	↓-3.2
6/18 23:00	111.5	↓-3.1
6/18 23:10	108.6	↓-2.9
6/18 23:20	106.0	↓-2.6
6/18 23:30	103.7	↓-2.3
6/18 23:40	101.6	↓-2.1
6/18 23:50	99.9	↓-1.7