20 (木)	02:53	08:38	14:43	20:29
	156cm	80cm	139cm	60cm
若潮 出 05:01 入 18:17 出 02:26 入 14:06

寒川（千葉）2028年04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
4/20 00:00	129.9	↑2.9
4/20 00:10	132.6	↑2.7
4/20 00:20	135.1	↑2.5
4/20 00:30	137.6	↑2.5
4/20 00:40	139.9	↑2.3
4/20 00:50	142.0	↑2.1
4/20 01:00	144.0	↑2.0
4/20 01:10	145.9	↑1.9
4/20 01:20	147.6	↑1.7
4/20 01:30	149.2	↑1.6
4/20 01:40	150.6	↑1.4
4/20 01:50	151.8	↑1.2
4/20 02:00	152.9	↑1.1
4/20 02:10	153.8	↑0.9
4/20 02:20	154.6	↑0.8
4/20 02:30	155.1	↑0.5
4/20 02:40	155.5	↑0.4
4/20 02:50	155.6	↑0.1	満潮
4/20 03:00	155.5	↓-0.1
4/20 03:10	155.2	↓-0.3
4/20 03:20	154.7	↓-0.5
4/20 03:30	153.9	↓-0.8
4/20 03:40	152.9	↓-1.0
4/20 03:50	151.6	↓-1.3
4/20 04:00	150.1	↓-1.5
4/20 04:10	148.3	↓-1.8
4/20 04:20	146.2	↓-2.1
4/20 04:30	143.9	↓-2.3
4/20 04:40	141.4	↓-2.5
4/20 04:50	138.7	↓-2.7
4/20 05:00	135.7	↓-3.0
4/20 05:10	132.6	↓-3.1
4/20 05:20	129.3	↓-3.3
4/20 05:30	125.9	↓-3.4
4/20 05:40	122.4	↓-3.5
4/20 05:50	118.8	↓-3.6
4/20 06:00	115.2	↓-3.6
4/20 06:10	111.5	↓-3.7
4/20 06:20	107.9	↓-3.6
4/20 06:30	104.4	↓-3.5
4/20 06:40	101.0	↓-3.4
4/20 06:50	97.7	↓-3.3
4/20 07:00	94.7	↓-3.0
4/20 07:10	91.8	↓-2.9
4/20 07:20	89.2	↓-2.6
4/20 07:30	86.8	↓-2.4
4/20 07:40	84.8	↓-2.0
4/20 07:50	83.0	↓-1.8
4/20 08:00	81.6	↓-1.4
4/20 08:10	80.5	↓-1.1
4/20 08:20	79.8	↓-0.7
4/20 08:30	79.4	↓-0.4	干潮
4/20 08:40	79.3	↓-0.1
4/20 08:50	79.6	↑0.3
4/20 09:00	80.2	↑0.6
4/20 09:10	81.1	↑0.9
4/20 09:20	82.3	↑1.2
4/20 09:30	83.7	↑1.4
4/20 09:40	85.4	↑1.7
4/20 09:50	87.3	↑1.9
4/20 10:00	89.4	↑2.1
4/20 10:10	91.6	↑2.2
4/20 10:20	94.0	↑2.4
4/20 10:30	96.5	↑2.5
4/20 10:40	99.0	↑2.5
4/20 10:50	101.5	↑2.5
4/20 11:00	104.1	↑2.6
4/20 11:10	106.7	↑2.6
4/20 11:20	109.2	↑2.5
4/20 11:30	111.7	↑2.5
4/20 11:40	114.1	↑2.4
4/20 11:50	116.5	↑2.4
4/20 12:00	118.7	↑2.2
4/20 12:10	120.9	↑2.2
4/20 12:20	122.9	↑2.0
4/20 12:30	124.9	↑2.0
4/20 12:40	126.7	↑1.8
4/20 12:50	128.4	↑1.7
4/20 13:00	130.0	↑1.6
4/20 13:10	131.4	↑1.4
4/20 13:20	132.7	↑1.3
4/20 13:30	133.9	↑1.2
4/20 13:40	135.0	↑1.1
4/20 13:50	135.9	↑0.9
4/20 14:00	136.7	↑0.8
4/20 14:10	137.3	↑0.6
4/20 14:20	137.8	↑0.5
4/20 14:30	138.1	↑0.3
4/20 14:40	138.2	↑0.1	満潮
4/20 14:50	138.2	0
4/20 15:00	137.9	↓-0.3
4/20 15:10	137.5	↓-0.4
4/20 15:20	136.8	↓-0.7
4/20 15:30	135.9	↓-0.9
4/20 15:40	134.8	↓-1.1
4/20 15:50	133.5	↓-1.3
4/20 16:00	131.9	↓-1.6
4/20 16:10	130.1	↓-1.8
4/20 16:20	128.0	↓-2.1
4/20 16:30	125.7	↓-2.3
4/20 16:40	123.1	↓-2.6
4/20 16:50	120.3	↓-2.8
4/20 17:00	117.4	↓-2.9
4/20 17:10	114.2	↓-3.2
4/20 17:20	110.8	↓-3.4
4/20 17:30	107.3	↓-3.5
4/20 17:40	103.7	↓-3.6
4/20 17:50	100.0	↓-3.7
4/20 18:00	96.2	↓-3.8
4/20 18:10	92.5	↓-3.7
4/20 18:20	88.7	↓-3.8
4/20 18:30	85.0	↓-3.7
4/20 18:40	81.5	↓-3.5
4/20 18:50	78.0	↓-3.5
4/20 19:00	74.8	↓-3.2
4/20 19:10	71.8	↓-3.0
4/20 19:20	69.1	↓-2.7
4/20 19:30	66.6	↓-2.5
4/20 19:40	64.5	↓-2.1
4/20 19:50	62.8	↓-1.7
4/20 20:00	61.4	↓-1.4
4/20 20:10	60.5	↓-0.9
4/20 20:20	59.9	↓-0.6	干潮
4/20 20:30	59.8	↓-0.1
4/20 20:40	60.1	↑0.3
4/20 20:50	60.8	↑0.7
4/20 21:00	61.9	↑1.1
4/20 21:10	63.4	↑1.5
4/20 21:20	65.3	↑1.9
4/20 21:30	67.5	↑2.2
4/20 21:40	70.1	↑2.6
4/20 21:50	73.0	↑2.9
4/20 22:00	76.1	↑3.1
4/20 22:10	79.5	↑3.4
4/20 22:20	83.1	↑3.6
4/20 22:30	86.9	↑3.8
4/20 22:40	90.8	↑3.9
4/20 22:50	94.8	↑4.0
4/20 23:00	98.9	↑4.1	最大潮位差
4/20 23:10	103.0	↑4.1	最大潮位差
4/20 23:20	107.1	↑4.1	最大潮位差
4/20 23:30	111.2	↑4.1	最大潮位差
4/20 23:40	115.3	↑4.1	最大潮位差
4/20 23:50	119.3	↑4.0