18 (月)	05:44	11:06	17:13	23:24
	189cm	55cm	190cm	-2cm
大潮 出 06:23 入 17:25 出 17:34 入 05:53

寒川（千葉）2030年02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
2/18 00:00	15.7	↑4.3
2/18 00:10	20.5	↑4.8
2/18 00:20	25.7	↑5.2
2/18 00:30	31.4	↑5.7
2/18 00:40	37.3	↑5.9
2/18 00:50	43.6	↑6.3
2/18 01:00	50.1	↑6.5
2/18 01:10	56.8	↑6.7
2/18 01:20	63.6	↑6.8
2/18 01:30	70.5	↑6.9
2/18 01:40	77.5	↑7.0
2/18 01:50	84.5	↑7.0
2/18 02:00	91.5	↑7.0
2/18 02:10	98.4	↑6.9
2/18 02:20	105.3	↑6.9
2/18 02:30	112.0	↑6.7
2/18 02:40	118.6	↑6.6
2/18 02:50	125.0	↑6.4
2/18 03:00	131.3	↑6.3
2/18 03:10	137.3	↑6.0
2/18 03:20	143.1	↑5.8
2/18 03:30	148.7	↑5.6
2/18 03:40	154.0	↑5.3
2/18 03:50	159.0	↑5.0
2/18 04:00	163.6	↑4.6
2/18 04:10	168.0	↑4.4
2/18 04:20	172.0	↑4.0
2/18 04:30	175.6	↑3.6
2/18 04:40	178.9	↑3.3
2/18 04:50	181.7	↑2.8
2/18 05:00	184.1	↑2.4
2/18 05:10	186.0	↑1.9
2/18 05:20	187.4	↑1.4
2/18 05:30	188.3	↑0.9
2/18 05:40	188.7	↑0.4	満潮
2/18 05:50	188.6	↓-0.1
2/18 06:00	187.9	↓-0.7
2/18 06:10	186.7	↓-1.2
2/18 06:20	184.9	↓-1.8
2/18 06:30	182.6	↓-2.3
2/18 06:40	179.7	↓-2.9
2/18 06:50	176.3	↓-3.4
2/18 07:00	172.4	↓-3.9
2/18 07:10	168.0	↓-4.4
2/18 07:20	163.1	↓-4.9
2/18 07:30	157.8	↓-5.3
2/18 07:40	152.2	↓-5.6
2/18 07:50	146.2	↓-6.0
2/18 08:00	140.0	↓-6.2
2/18 08:10	133.5	↓-6.5
2/18 08:20	126.9	↓-6.6
2/18 08:30	120.3	↓-6.6
2/18 08:40	113.6	↓-6.7
2/18 08:50	107.0	↓-6.6
2/18 09:00	100.5	↓-6.5
2/18 09:10	94.2	↓-6.3
2/18 09:20	88.2	↓-6.0
2/18 09:30	82.6	↓-5.6
2/18 09:40	77.3	↓-5.3
2/18 09:50	72.5	↓-4.8
2/18 10:00	68.1	↓-4.4
2/18 10:10	64.3	↓-3.8
2/18 10:20	61.1	↓-3.2
2/18 10:30	58.5	↓-2.6
2/18 10:40	56.6	↓-1.9
2/18 10:50	55.3	↓-1.3
2/18 11:00	54.6	↓-0.7	干潮
2/18 11:10	54.6	0
2/18 11:20	55.2	↑0.6
2/18 11:30	56.4	↑1.2
2/18 11:40	58.2	↑1.8
2/18 11:50	60.6	↑2.4
2/18 12:00	63.5	↑2.9
2/18 12:10	66.9	↑3.4
2/18 12:20	70.8	↑3.9
2/18 12:30	75.1	↑4.3
2/18 12:40	79.7	↑4.6
2/18 12:50	84.6	↑4.9
2/18 13:00	89.8	↑5.2
2/18 13:10	95.1	↑5.3
2/18 13:20	100.6	↑5.5
2/18 13:30	106.3	↑5.7
2/18 13:40	111.9	↑5.6
2/18 13:50	117.6	↑5.7
2/18 14:00	123.3	↑5.7
2/18 14:10	128.9	↑5.6
2/18 14:20	134.4	↑5.5
2/18 14:30	139.8	↑5.4
2/18 14:40	145.0	↑5.2
2/18 14:50	150.1	↑5.1
2/18 15:00	154.9	↑4.8
2/18 15:10	159.5	↑4.6
2/18 15:20	163.8	↑4.3
2/18 15:30	167.9	↑4.1
2/18 15:40	171.6	↑3.7
2/18 15:50	175.1	↑3.5
2/18 16:00	178.2	↑3.1
2/18 16:10	181.0	↑2.8
2/18 16:20	183.4	↑2.4
2/18 16:30	185.4	↑2.0
2/18 16:40	187.1	↑1.7
2/18 16:50	188.3	↑1.2
2/18 17:00	189.1	↑0.8
2/18 17:10	189.4	↑0.3	満潮
2/18 17:20	189.2	↓-0.2
2/18 17:30	188.6	↓-0.6
2/18 17:40	187.4	↓-1.2
2/18 17:50	185.8	↓-1.6
2/18 18:00	183.5	↓-2.3
2/18 18:10	180.8	↓-2.7
2/18 18:20	177.5	↓-3.3
2/18 18:30	173.7	↓-3.8
2/18 18:40	169.3	↓-4.4
2/18 18:50	164.4	↓-4.9
2/18 19:00	158.9	↓-5.5
2/18 19:10	153.0	↓-5.9
2/18 19:20	146.6	↓-6.4
2/18 19:30	139.8	↓-6.8
2/18 19:40	132.6	↓-7.2
2/18 19:50	125.0	↓-7.6
2/18 20:00	117.1	↓-7.9
2/18 20:10	109.0	↓-8.1
2/18 20:20	100.7	↓-8.3
2/18 20:30	92.3	↓-8.4
2/18 20:40	83.9	↓-8.4
2/18 20:50	75.4	↓-8.5	最大潮位差
2/18 21:00	67.1	↓-8.3
2/18 21:10	59.0	↓-8.1
2/18 21:20	51.1	↓-7.9
2/18 21:30	43.5	↓-7.6
2/18 21:40	36.3	↓-7.2
2/18 21:50	29.6	↓-6.7
2/18 22:00	23.4	↓-6.2
2/18 22:10	17.7	↓-5.7
2/18 22:20	12.7	↓-5.0
2/18 22:30	8.4	↓-4.3
2/18 22:40	4.7	↓-3.7
2/18 22:50	1.8	↓-2.9
2/18 23:00	-0.4	↓-2.2
2/18 23:10	-1.8	↓-1.4
2/18 23:20	-2.4	↓-0.6	干潮
2/18 23:30	-2.3	↑0.1
2/18 23:40	-1.4	↑0.9
2/18 23:50	0.2	↑1.6