20 (木)	02:12	08:18	14:01	20:14
	122cm	64cm	114cm	45cm
若潮 出 05:01 入 18:17 出 02:25 入 14:06

鴨川（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	103.4	↑2.5
4/20 00:10	105.9	↑2.5
4/20 00:20	108.2	↑2.3
4/20 00:30	110.4	↑2.2
4/20 00:40	112.4	↑2.0
4/20 00:50	114.2	↑1.8
4/20 01:00	115.8	↑1.6
4/20 01:10	117.3	↑1.5
4/20 01:20	118.5	↑1.2
4/20 01:30	119.5	↑1.0
4/20 01:40	120.4	↑0.9
4/20 01:50	120.9	↑0.5
4/20 02:00	121.3	↑0.4
4/20 02:10	121.4	↑0.1	満潮
4/20 02:20	121.4	0
4/20 02:30	121.1	↓-0.3
4/20 02:40	120.5	↓-0.6
4/20 02:50	119.8	↓-0.7
4/20 03:00	118.9	↓-0.9
4/20 03:10	117.7	↓-1.2
4/20 03:20	116.4	↓-1.3
4/20 03:30	114.9	↓-1.5
4/20 03:40	113.2	↓-1.7
4/20 03:50	111.4	↓-1.8
4/20 04:00	109.4	↓-2.0
4/20 04:10	107.3	↓-2.1
4/20 04:20	105.1	↓-2.2
4/20 04:30	102.8	↓-2.3
4/20 04:40	100.4	↓-2.4
4/20 04:50	98.0	↓-2.4
4/20 05:00	95.5	↓-2.5
4/20 05:10	93.1	↓-2.4
4/20 05:20	90.6	↓-2.5
4/20 05:30	88.1	↓-2.5
4/20 05:40	85.6	↓-2.5
4/20 05:50	83.2	↓-2.4
4/20 06:00	80.9	↓-2.3
4/20 06:10	78.7	↓-2.2
4/20 06:20	76.5	↓-2.2
4/20 06:30	74.5	↓-2.0
4/20 06:40	72.6	↓-1.9
4/20 06:50	70.9	↓-1.7
4/20 07:00	69.3	↓-1.6
4/20 07:10	67.9	↓-1.4
4/20 07:20	66.6	↓-1.3
4/20 07:30	65.6	↓-1.0
4/20 07:40	64.7	↓-0.9
4/20 07:50	64.0	↓-0.7
4/20 08:00	63.6	↓-0.4
4/20 08:10	63.3	↓-0.3	干潮
4/20 08:20	63.3	0
4/20 08:30	63.4	↑0.1
4/20 08:40	63.8	↑0.4
4/20 08:50	64.4	↑0.6
4/20 09:00	65.2	↑0.8
4/20 09:10	66.1	↑0.9
4/20 09:20	67.3	↑1.2
4/20 09:30	68.6	↑1.3
4/20 09:40	70.0	↑1.4
4/20 09:50	71.7	↑1.7
4/20 10:00	73.4	↑1.7
4/20 10:10	75.3	↑1.9
4/20 10:20	77.3	↑2.0
4/20 10:30	79.4	↑2.1
4/20 10:40	81.5	↑2.1
4/20 10:50	83.7	↑2.2
4/20 11:00	86.0	↑2.3
4/20 11:10	88.3	↑2.3
4/20 11:20	90.5	↑2.2
4/20 11:30	92.8	↑2.3
4/20 11:40	95.0	↑2.2
4/20 11:50	97.2	↑2.2
4/20 12:00	99.2	↑2.0
4/20 12:10	101.2	↑2.0
4/20 12:20	103.1	↑1.9
4/20 12:30	104.9	↑1.8
4/20 12:40	106.5	↑1.6
4/20 12:50	108.0	↑1.5
4/20 13:00	109.3	↑1.3
4/20 13:10	110.5	↑1.2
4/20 13:20	111.4	↑0.9
4/20 13:30	112.1	↑0.7
4/20 13:40	112.7	↑0.6
4/20 13:50	113.0	↑0.3
4/20 14:00	113.1	↑0.1	満潮
4/20 14:10	113.0	↓-0.1
4/20 14:20	112.7	↓-0.3
4/20 14:30	112.1	↓-0.6
4/20 14:40	111.3	↓-0.8
4/20 14:50	110.3	↓-1.0
4/20 15:00	109.1	↓-1.2
4/20 15:10	107.7	↓-1.4
4/20 15:20	106.0	↓-1.7
4/20 15:30	104.2	↓-1.8
4/20 15:40	102.3	↓-1.9
4/20 15:50	100.1	↓-2.2
4/20 16:00	97.8	↓-2.3
4/20 16:10	95.4	↓-2.4
4/20 16:20	92.8	↓-2.6
4/20 16:30	90.2	↓-2.6
4/20 16:40	87.4	↓-2.8
4/20 16:50	84.6	↓-2.8
4/20 17:00	81.8	↓-2.8
4/20 17:10	78.9	↓-2.9
4/20 17:20	76.0	↓-2.9
4/20 17:30	73.1	↓-2.9
4/20 17:40	70.3	↓-2.8
4/20 17:50	67.6	↓-2.7
4/20 18:00	64.9	↓-2.7
4/20 18:10	62.3	↓-2.6
4/20 18:20	59.8	↓-2.5
4/20 18:30	57.5	↓-2.3
4/20 18:40	55.3	↓-2.2
4/20 18:50	53.3	↓-2.0
4/20 19:00	51.4	↓-1.9
4/20 19:10	49.8	↓-1.6
4/20 19:20	48.4	↓-1.4
4/20 19:30	47.2	↓-1.2
4/20 19:40	46.2	↓-1.0
4/20 19:50	45.5	↓-0.7
4/20 20:00	45.1	↓-0.4
4/20 20:10	44.9	↓-0.2	干潮
4/20 20:20	44.9	0
4/20 20:30	45.2	↑0.3
4/20 20:40	45.8	↑0.6
4/20 20:50	46.6	↑0.8
4/20 21:00	47.7	↑1.1
4/20 21:10	49.1	↑1.4
4/20 21:20	50.6	↑1.5
4/20 21:30	52.4	↑1.8
4/20 21:40	54.5	↑2.1
4/20 21:50	56.7	↑2.2
4/20 22:00	59.1	↑2.4
4/20 22:10	61.7	↑2.6
4/20 22:20	64.5	↑2.8
4/20 22:30	67.4	↑2.9
4/20 22:40	70.5	↑3.1
4/20 22:50	73.6	↑3.1
4/20 23:00	76.8	↑3.2
4/20 23:10	80.1	↑3.3
4/20 23:20	83.4	↑3.3
4/20 23:30	86.8	↑3.4	最大潮位差
4/20 23:40	90.1	↑3.3
4/20 23:50	93.4	↑3.3