20 (火)	08:01	01:39	20:58	14:31
	177cm	67cm	138cm	46cm
小潮 出 06:20 入 17:27 出 09:19 入 23:51

寒川（千葉）2029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	85.3	↓-3.5
2/20 00:10	82.0	↓-3.3
2/20 00:20	78.9	↓-3.1
2/20 00:30	76.2	↓-2.7
2/20 00:40	73.7	↓-2.5
2/20 00:50	71.6	↓-2.1
2/20 01:00	69.9	↓-1.7
2/20 01:10	68.6	↓-1.3
2/20 01:20	67.7	↓-0.9
2/20 01:30	67.1	↓-0.6	干潮
2/20 01:40	67.0	↓-0.1
2/20 01:50	67.3	↑0.3
2/20 02:00	68.0	↑0.7
2/20 02:10	69.1	↑1.1
2/20 02:20	70.6	↑1.5
2/20 02:30	72.4	↑1.8
2/20 02:40	74.7	↑2.3
2/20 02:50	77.2	↑2.5
2/20 03:00	80.1	↑2.9
2/20 03:10	83.2	↑3.1
2/20 03:20	86.6	↑3.4
2/20 03:30	90.2	↑3.6
2/20 03:40	94.1	↑3.9
2/20 03:50	98.1	↑4.0
2/20 04:00	102.2	↑4.1
2/20 04:10	106.5	↑4.3
2/20 04:20	110.8	↑4.3
2/20 04:30	115.2	↑4.4
2/20 04:40	119.6	↑4.4
2/20 04:50	124.0	↑4.4
2/20 05:00	128.4	↑4.4
2/20 05:10	132.7	↑4.3
2/20 05:20	137.0	↑4.3
2/20 05:30	141.1	↑4.1
2/20 05:40	145.1	↑4.0
2/20 05:50	149.0	↑3.9
2/20 06:00	152.6	↑3.6
2/20 06:10	156.1	↑3.5
2/20 06:20	159.4	↑3.3
2/20 06:30	162.4	↑3.0
2/20 06:40	165.2	↑2.8
2/20 06:50	167.7	↑2.5
2/20 07:00	170.0	↑2.3
2/20 07:10	171.9	↑1.9
2/20 07:20	173.5	↑1.6
2/20 07:30	174.8	↑1.3
2/20 07:40	175.7	↑0.9
2/20 07:50	176.3	↑0.6
2/20 08:00	176.5	↑0.2	満潮
2/20 08:10	176.3	↓-0.2
2/20 08:20	175.8	↓-0.5
2/20 08:30	174.8	↓-1.0
2/20 08:40	173.5	↓-1.3
2/20 08:50	171.8	↓-1.7
2/20 09:00	169.7	↓-2.1
2/20 09:10	167.2	↓-2.5
2/20 09:20	164.3	↓-2.9
2/20 09:30	161.1	↓-3.2
2/20 09:40	157.6	↓-3.5
2/20 09:50	153.7	↓-3.9
2/20 10:00	149.5	↓-4.2
2/20 10:10	145.0	↓-4.5
2/20 10:20	140.3	↓-4.7
2/20 10:30	135.4	↓-4.9
2/20 10:40	130.3	↓-5.1
2/20 10:50	125.1	↓-5.2
2/20 11:00	119.7	↓-5.4
2/20 11:10	114.3	↓-5.4
2/20 11:20	108.8	↓-5.5	最大潮位差
2/20 11:30	103.4	↓-5.4
2/20 11:40	98.0	↓-5.4
2/20 11:50	92.6	↓-5.4
2/20 12:00	87.5	↓-5.1
2/20 12:10	82.4	↓-5.1
2/20 12:20	77.6	↓-4.8
2/20 12:30	73.1	↓-4.5
2/20 12:40	68.8	↓-4.3
2/20 12:50	64.8	↓-4.0
2/20 13:00	61.1	↓-3.7
2/20 13:10	57.8	↓-3.3
2/20 13:20	54.8	↓-3.0
2/20 13:30	52.2	↓-2.6
2/20 13:40	50.0	↓-2.2
2/20 13:50	48.3	↓-1.7
2/20 14:00	46.9	↓-1.4
2/20 14:10	45.9	↓-1.0
2/20 14:20	45.3	↓-0.6
2/20 14:30	45.1	↓-0.2	干潮
2/20 14:40	45.3	↑0.2
2/20 14:50	45.8	↑0.5
2/20 15:00	46.7	↑0.9
2/20 15:10	47.9	↑1.2
2/20 15:20	49.5	↑1.6
2/20 15:30	51.4	↑1.9
2/20 15:40	53.5	↑2.1
2/20 15:50	55.9	↑2.4
2/20 16:00	58.5	↑2.6
2/20 16:10	61.3	↑2.8
2/20 16:20	64.3	↑3.0
2/20 16:30	67.5	↑3.2
2/20 16:40	70.8	↑3.3
2/20 16:50	74.2	↑3.4
2/20 17:00	77.7	↑3.5
2/20 17:10	81.3	↑3.6
2/20 17:20	84.9	↑3.6
2/20 17:30	88.5	↑3.6
2/20 17:40	92.2	↑3.7
2/20 17:50	95.8	↑3.6
2/20 18:00	99.4	↑3.6
2/20 18:10	103.0	↑3.6
2/20 18:20	106.5	↑3.5
2/20 18:30	109.8	↑3.3
2/20 18:40	113.1	↑3.3
2/20 18:50	116.3	↑3.2
2/20 19:00	119.3	↑3.0
2/20 19:10	122.1	↑2.8
2/20 19:20	124.8	↑2.7
2/20 19:30	127.2	↑2.4
2/20 19:40	129.4	↑2.2
2/20 19:50	131.4	↑2.0
2/20 20:00	133.2	↑1.8
2/20 20:10	134.7	↑1.5
2/20 20:20	135.9	↑1.2
2/20 20:30	136.8	↑0.9
2/20 20:40	137.5	↑0.7
2/20 20:50	137.8	↑0.3	満潮
2/20 21:00	137.9	↑0.1
2/20 21:10	137.7	↓-0.2
2/20 21:20	137.1	↓-0.6
2/20 21:30	136.3	↓-0.8
2/20 21:40	135.2	↓-1.1
2/20 21:50	133.8	↓-1.4
2/20 22:00	132.2	↓-1.6
2/20 22:10	130.3	↓-1.9
2/20 22:20	128.2	↓-2.1
2/20 22:30	125.9	↓-2.3
2/20 22:40	123.4	↓-2.5
2/20 22:50	120.7	↓-2.7
2/20 23:00	118.0	↓-2.7
2/20 23:10	115.2	↓-2.8
2/20 23:20	112.3	↓-2.9
2/20 23:30	109.3	↓-3.0
2/20 23:40	106.4	↓-2.9
2/20 23:50	103.6	↓-2.8