20 (木)	01:39	07:33	13:15	19:39
	107cm	66cm	105cm	45cm
若潮 出 04:59 入 18:15 出 02:24 入 14:04

犬吠埼（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	98.3	↑1.7
4/20 00:10	99.8	↑1.5
4/20 00:20	101.2	↑1.4
4/20 00:30	102.5	↑1.3
4/20 00:40	103.5	↑1.0
4/20 00:50	104.5	↑1.0
4/20 01:00	105.2	↑0.7
4/20 01:10	105.8	↑0.6
4/20 01:20	106.2	↑0.4
4/20 01:30	106.4	↑0.2	満潮
4/20 01:40	106.5	↑0.1
4/20 01:50	106.3	↓-0.2
4/20 02:00	106.1	↓-0.2
4/20 02:10	105.6	↓-0.5
4/20 02:20	105.0	↓-0.6
4/20 02:30	104.2	↓-0.8
4/20 02:40	103.3	↓-0.9
4/20 02:50	102.3	↓-1.0
4/20 03:00	101.1	↓-1.2
4/20 03:10	99.8	↓-1.3
4/20 03:20	98.4	↓-1.4
4/20 03:30	96.9	↓-1.5
4/20 03:40	95.3	↓-1.6
4/20 03:50	93.6	↓-1.7
4/20 04:00	91.9	↓-1.7
4/20 04:10	90.1	↓-1.8
4/20 04:20	88.3	↓-1.8
4/20 04:30	86.5	↓-1.8
4/20 04:40	84.7	↓-1.8
4/20 04:50	82.9	↓-1.8
4/20 05:00	81.1	↓-1.8
4/20 05:10	79.4	↓-1.7
4/20 05:20	77.7	↓-1.7
4/20 05:30	76.1	↓-1.6
4/20 05:40	74.6	↓-1.5
4/20 05:50	73.1	↓-1.5
4/20 06:00	71.8	↓-1.3
4/20 06:10	70.5	↓-1.3
4/20 06:20	69.4	↓-1.1
4/20 06:30	68.4	↓-1.0
4/20 06:40	67.5	↓-0.9
4/20 06:50	66.8	↓-0.7
4/20 07:00	66.3	↓-0.5
4/20 07:10	65.8	↓-0.5
4/20 07:20	65.6	↓-0.2
4/20 07:30	65.5	↓-0.1	干潮
4/20 07:40	65.5	0
4/20 07:50	65.7	↑0.2
4/20 08:00	66.1	↑0.4
4/20 08:10	66.6	↑0.5
4/20 08:20	67.3	↑0.7
4/20 08:30	68.1	↑0.8
4/20 08:40	69.1	↑1.0
4/20 08:50	70.1	↑1.0
4/20 09:00	71.3	↑1.2
4/20 09:10	72.6	↑1.3
4/20 09:20	74.0	↑1.4
4/20 09:30	75.5	↑1.5
4/20 09:40	77.1	↑1.6
4/20 09:50	78.7	↑1.6
4/20 10:00	80.4	↑1.7
4/20 10:10	82.2	↑1.8
4/20 10:20	83.9	↑1.7
4/20 10:30	85.7	↑1.8
4/20 10:40	87.4	↑1.7
4/20 10:50	89.2	↑1.8
4/20 11:00	90.9	↑1.7
4/20 11:10	92.5	↑1.6
4/20 11:20	94.1	↑1.6
4/20 11:30	95.6	↑1.5
4/20 11:40	97.1	↑1.5
4/20 11:50	98.4	↑1.3
4/20 12:00	99.6	↑1.2
4/20 12:10	100.7	↑1.1
4/20 12:20	101.6	↑0.9
4/20 12:30	102.4	↑0.8
4/20 12:40	103.1	↑0.7
4/20 12:50	103.6	↑0.5
4/20 13:00	103.9	↑0.3
4/20 13:10	104.0	↑0.1	満潮
4/20 13:20	104.0	0
4/20 13:30	103.8	↓-0.2
4/20 13:40	103.4	↓-0.4
4/20 13:50	102.9	↓-0.5
4/20 14:00	102.1	↓-0.8
4/20 14:10	101.2	↓-0.9
4/20 14:20	100.1	↓-1.1
4/20 14:30	98.9	↓-1.2
4/20 14:40	97.5	↓-1.4
4/20 14:50	95.9	↓-1.6
4/20 15:00	94.2	↓-1.7
4/20 15:10	92.4	↓-1.8
4/20 15:20	90.4	↓-2.0
4/20 15:30	88.4	↓-2.0
4/20 15:40	86.2	↓-2.2
4/20 15:50	83.9	↓-2.3
4/20 16:00	81.6	↓-2.3
4/20 16:10	79.3	↓-2.3
4/20 16:20	76.9	↓-2.4
4/20 16:30	74.5	↓-2.4
4/20 16:40	72.0	↓-2.5
4/20 16:50	69.6	↓-2.4
4/20 17:00	67.2	↓-2.4
4/20 17:10	64.9	↓-2.3
4/20 17:20	62.6	↓-2.3
4/20 17:30	60.4	↓-2.2
4/20 17:40	58.3	↓-2.1
4/20 17:50	56.3	↓-2.0
4/20 18:00	54.4	↓-1.9
4/20 18:10	52.7	↓-1.7
4/20 18:20	51.1	↓-1.6
4/20 18:30	49.7	↓-1.4
4/20 18:40	48.4	↓-1.3
4/20 18:50	47.3	↓-1.1
4/20 19:00	46.5	↓-0.8
4/20 19:10	45.8	↓-0.7
4/20 19:20	45.3	↓-0.5
4/20 19:30	45.0	↓-0.3	干潮
4/20 19:40	44.9	↓-0.1
4/20 19:50	45.1	↑0.2
4/20 20:00	45.4	↑0.3
4/20 20:10	46.0	↑0.6
4/20 20:20	46.7	↑0.7
4/20 20:30	47.7	↑1.0
4/20 20:40	48.9	↑1.2
4/20 20:50	50.3	↑1.4
4/20 21:00	51.8	↑1.5
4/20 21:10	53.5	↑1.7
4/20 21:20	55.4	↑1.9
4/20 21:30	57.4	↑2.0
4/20 21:40	59.6	↑2.2
4/20 21:50	61.9	↑2.3
4/20 22:00	64.3	↑2.4
4/20 22:10	66.8	↑2.5
4/20 22:20	69.4	↑2.6
4/20 22:30	72.0	↑2.6
4/20 22:40	74.7	↑2.7	最大潮位差
4/20 22:50	77.4	↑2.7	最大潮位差
4/20 23:00	80.1	↑2.7	最大潮位差
4/20 23:10	82.8	↑2.7	最大潮位差
4/20 23:20	85.4	↑2.6
4/20 23:30	88.0	↑2.6
4/20 23:40	90.6	↑2.6
4/20 23:50	93.0	↑2.4