20 (土)	05:29	10:39	16:43	23:01
	191cm	71cm	193cm	-15cm
大潮 出 06:21 入 17:26 出 16:40 入 05:41

寒川（千葉）2027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	19.3	↑5.2
2/20 00:10	24.9	↑5.6
2/20 00:20	30.8	↑5.9
2/20 00:30	37.0	↑6.2
2/20 00:40	43.4	↑6.4
2/20 00:50	49.9	↑6.5
2/20 01:00	56.6	↑6.7
2/20 01:10	63.5	↑6.9
2/20 01:20	70.4	↑6.9
2/20 01:30	77.4	↑7.0
2/20 01:40	84.4	↑7.0
2/20 01:50	91.3	↑6.9
2/20 02:00	98.3	↑7.0
2/20 02:10	105.2	↑6.9
2/20 02:20	112.0	↑6.8
2/20 02:30	118.7	↑6.7
2/20 02:40	125.3	↑6.6
2/20 02:50	131.7	↑6.4
2/20 03:00	137.9	↑6.2
2/20 03:10	144.0	↑6.1
2/20 03:20	149.8	↑5.8
2/20 03:30	155.3	↑5.5
2/20 03:40	160.5	↑5.2
2/20 03:50	165.5	↑5.0
2/20 04:00	170.0	↑4.5
2/20 04:10	174.2	↑4.2
2/20 04:20	178.0	↑3.8
2/20 04:30	181.4	↑3.4
2/20 04:40	184.2	↑2.8
2/20 04:50	186.6	↑2.4
2/20 05:00	188.5	↑1.9
2/20 05:10	189.8	↑1.3
2/20 05:20	190.5	↑0.7	満潮
2/20 05:30	190.7	↑0.2
2/20 05:40	190.3	↓-0.4
2/20 05:50	189.3	↓-1.0
2/20 06:00	187.8	↓-1.5
2/20 06:10	185.6	↓-2.2
2/20 06:20	182.9	↓-2.7
2/20 06:30	179.7	↓-3.2
2/20 06:40	175.9	↓-3.8
2/20 06:50	171.7	↓-4.2
2/20 07:00	167.0	↓-4.7
2/20 07:10	161.9	↓-5.1
2/20 07:20	156.5	↓-5.4
2/20 07:30	150.8	↓-5.7
2/20 07:40	144.9	↓-5.9
2/20 07:50	138.8	↓-6.1
2/20 08:00	132.7	↓-6.1
2/20 08:10	126.5	↓-6.2
2/20 08:20	120.3	↓-6.2
2/20 08:30	114.3	↓-6.0
2/20 08:40	108.4	↓-5.9
2/20 08:50	102.8	↓-5.6
2/20 09:00	97.5	↓-5.3
2/20 09:10	92.6	↓-4.9
2/20 09:20	88.0	↓-4.6
2/20 09:30	83.9	↓-4.1
2/20 09:40	80.4	↓-3.5
2/20 09:50	77.3	↓-3.1
2/20 10:00	74.8	↓-2.5
2/20 10:10	72.8	↓-2.0
2/20 10:20	71.5	↓-1.3
2/20 10:30	70.7	↓-0.8	干潮
2/20 10:40	70.5	↓-0.2
2/20 10:50	70.9	↑0.4
2/20 11:00	71.8	↑0.9
2/20 11:10	73.2	↑1.4
2/20 11:20	75.2	↑2.0
2/20 11:30	77.6	↑2.4
2/20 11:40	80.5	↑2.9
2/20 11:50	83.7	↑3.2
2/20 12:00	87.4	↑3.7
2/20 12:10	91.3	↑3.9
2/20 12:20	95.5	↑4.2
2/20 12:30	100.0	↑4.5
2/20 12:40	104.6	↑4.6
2/20 12:50	109.4	↑4.8
2/20 13:00	114.3	↑4.9
2/20 13:10	119.3	↑5.0
2/20 13:20	124.4	↑5.1
2/20 13:30	129.4	↑5.0
2/20 13:40	134.4	↑5.0
2/20 13:50	139.4	↑5.0
2/20 14:00	144.3	↑4.9
2/20 14:10	149.1	↑4.8
2/20 14:20	153.7	↑4.6
2/20 14:30	158.2	↑4.5
2/20 14:40	162.5	↑4.3
2/20 14:50	166.6	↑4.1
2/20 15:00	170.5	↑3.9
2/20 15:10	174.2	↑3.7
2/20 15:20	177.6	↑3.4
2/20 15:30	180.7	↑3.1
2/20 15:40	183.4	↑2.7
2/20 15:50	185.9	↑2.5
2/20 16:00	187.9	↑2.0
2/20 16:10	189.6	↑1.7
2/20 16:20	190.9	↑1.3
2/20 16:30	191.7	↑0.8
2/20 16:40	192.0	↑0.3	満潮
2/20 16:50	191.9	↓-0.1
2/20 17:00	191.2	↓-0.7
2/20 17:10	190.0	↓-1.2
2/20 17:20	188.2	↓-1.8
2/20 17:30	185.9	↓-2.3
2/20 17:40	183.0	↓-2.9
2/20 17:50	179.4	↓-3.6
2/20 18:00	175.3	↓-4.1
2/20 18:10	170.6	↓-4.7
2/20 18:20	165.4	↓-5.2
2/20 18:30	159.5	↓-5.9
2/20 18:40	153.2	↓-6.3
2/20 18:50	146.3	↓-6.9
2/20 19:00	139.0	↓-7.3
2/20 19:10	131.2	↓-7.8
2/20 19:20	123.1	↓-8.1
2/20 19:30	114.7	↓-8.4
2/20 19:40	106.0	↓-8.7
2/20 19:50	97.2	↓-8.8
2/20 20:00	88.2	↓-9.0	最大潮位差
2/20 20:10	79.2	↓-9.0	最大潮位差
2/20 20:20	70.2	↓-9.0	最大潮位差
2/20 20:30	61.3	↓-8.9
2/20 20:40	52.6	↓-8.7
2/20 20:50	44.2	↓-8.4
2/20 21:00	36.1	↓-8.1
2/20 21:10	28.4	↓-7.7
2/20 21:20	21.2	↓-7.2
2/20 21:30	14.5	↓-6.7
2/20 21:40	8.4	↓-6.1
2/20 21:50	2.9	↓-5.5
2/20 22:00	-1.9	↓-4.8
2/20 22:10	-6.0	↓-4.1
2/20 22:20	-9.3	↓-3.3
2/20 22:30	-12.0	↓-2.7
2/20 22:40	-13.8	↓-1.8
2/20 22:50	-14.9	↓-1.1
2/20 23:00	-15.3	↓-0.4	干潮
2/20 23:10	-14.9	↑0.4
2/20 23:20	-13.7	↑1.2
2/20 23:30	-11.9	↑1.8
2/20 23:40	-9.4	↑2.5
2/20 23:50	-6.2	↑3.2