20 (水)	03:42	09:38	15:36	21:44
	175cm	59cm	170cm	36cm
中潮 出 05:02 入 18:17 出 03:42 入 15:14

姉崎（千葉）2039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	96.9	↑5.5
4/20 00:10	102.4	↑5.5
4/20 00:20	107.9	↑5.5
4/20 00:30	113.3	↑5.4
4/20 00:40	118.7	↑5.4
4/20 00:50	124.0	↑5.3
4/20 01:00	129.1	↑5.1
4/20 01:10	134.1	↑5.0
4/20 01:20	138.8	↑4.7
4/20 01:30	143.4	↑4.6
4/20 01:40	147.7	↑4.3
4/20 01:50	151.7	↑4.0
4/20 02:00	155.5	↑3.8
4/20 02:10	158.9	↑3.4
4/20 02:20	162.1	↑3.2
4/20 02:30	164.9	↑2.8
4/20 02:40	167.4	↑2.5
4/20 02:50	169.5	↑2.1
4/20 03:00	171.3	↑1.8
4/20 03:10	172.7	↑1.4
4/20 03:20	173.7	↑1.0
4/20 03:30	174.3	↑0.6
4/20 03:40	174.6	↑0.3	満潮
4/20 03:50	174.4	↓-0.2
4/20 04:00	173.9	↓-0.5
4/20 04:10	172.9	↓-1.0
4/20 04:20	171.6	↓-1.3
4/20 04:30	169.9	↓-1.7
4/20 04:40	167.8	↓-2.1
4/20 04:50	165.3	↓-2.5
4/20 05:00	162.5	↓-2.8
4/20 05:10	159.4	↓-3.1
4/20 05:20	155.9	↓-3.5
4/20 05:30	152.1	↓-3.8
4/20 05:40	148.0	↓-4.1
4/20 05:50	143.7	↓-4.3
4/20 06:00	139.1	↓-4.6
4/20 06:10	134.3	↓-4.8
4/20 06:20	129.4	↓-4.9
4/20 06:30	124.4	↓-5.0
4/20 06:40	119.2	↓-5.2
4/20 06:50	114.1	↓-5.1
4/20 07:00	108.9	↓-5.2
4/20 07:10	103.7	↓-5.2
4/20 07:20	98.7	↓-5.0
4/20 07:30	93.8	↓-4.9
4/20 07:40	89.0	↓-4.8
4/20 07:50	84.5	↓-4.5
4/20 08:00	80.2	↓-4.3
4/20 08:10	76.2	↓-4.0
4/20 08:20	72.6	↓-3.6
4/20 08:30	69.3	↓-3.3
4/20 08:40	66.4	↓-2.9
4/20 08:50	63.9	↓-2.5
4/20 09:00	61.9	↓-2.0
4/20 09:10	60.3	↓-1.6
4/20 09:20	59.3	↓-1.0
4/20 09:30	58.7	↓-0.6	干潮
4/20 09:40	58.6	↓-0.1
4/20 09:50	58.9	↑0.3
4/20 10:00	59.8	↑0.9
4/20 10:10	61.1	↑1.3
4/20 10:20	62.9	↑1.8
4/20 10:30	65.1	↑2.2
4/20 10:40	67.7	↑2.6
4/20 10:50	70.7	↑3.0
4/20 11:00	74.1	↑3.4
4/20 11:10	77.8	↑3.7
4/20 11:20	81.7	↑3.9
4/20 11:30	86.0	↑4.3
4/20 11:40	90.4	↑4.4
4/20 11:50	95.0	↑4.6
4/20 12:00	99.7	↑4.7
4/20 12:10	104.5	↑4.8
4/20 12:20	109.3	↑4.8
4/20 12:30	114.2	↑4.9
4/20 12:40	119.1	↑4.9
4/20 12:50	123.8	↑4.7
4/20 13:00	128.5	↑4.7
4/20 13:10	133.1	↑4.6
4/20 13:20	137.5	↑4.4
4/20 13:30	141.7	↑4.2
4/20 13:40	145.7	↑4.0
4/20 13:50	149.5	↑3.8
4/20 14:00	152.9	↑3.4
4/20 14:10	156.2	↑3.3
4/20 14:20	159.1	↑2.9
4/20 14:30	161.7	↑2.6
4/20 14:40	163.9	↑2.2
4/20 14:50	165.8	↑1.9
4/20 15:00	167.4	↑1.6
4/20 15:10	168.5	↑1.1
4/20 15:20	169.3	↑0.8
4/20 15:30	169.7	↑0.4	満潮
4/20 15:40	169.7	0
4/20 15:50	169.3	↓-0.4
4/20 16:00	168.5	↓-0.8
4/20 16:10	167.2	↓-1.3
4/20 16:20	165.6	↓-1.6
4/20 16:30	163.6	↓-2.0
4/20 16:40	161.2	↓-2.4
4/20 16:50	158.4	↓-2.8
4/20 17:00	155.2	↓-3.2
4/20 17:10	151.6	↓-3.6
4/20 17:20	147.7	↓-3.9
4/20 17:30	143.5	↓-4.2
4/20 17:40	139.0	↓-4.5
4/20 17:50	134.1	↓-4.9
4/20 18:00	129.1	↓-5.0
4/20 18:10	123.8	↓-5.3
4/20 18:20	118.3	↓-5.5
4/20 18:30	112.7	↓-5.6
4/20 18:40	107.0	↓-5.7
4/20 18:50	101.2	↓-5.8
4/20 19:00	95.3	↓-5.9	最大潮位差
4/20 19:10	89.5	↓-5.8
4/20 19:20	83.8	↓-5.7
4/20 19:30	78.2	↓-5.6
4/20 19:40	72.7	↓-5.5
4/20 19:50	67.5	↓-5.2
4/20 20:00	62.5	↓-5.0
4/20 20:10	57.9	↓-4.6
4/20 20:20	53.5	↓-4.4
4/20 20:30	49.6	↓-3.9
4/20 20:40	46.1	↓-3.5
4/20 20:50	43.0	↓-3.1
4/20 21:00	40.4	↓-2.6
4/20 21:10	38.3	↓-2.1
4/20 21:20	36.8	↓-1.5
4/20 21:30	35.8	↓-1.0
4/20 21:40	35.3	↓-0.5	干潮
4/20 21:50	35.4	↑0.1
4/20 22:00	36.1	↑0.7
4/20 22:10	37.3	↑1.2
4/20 22:20	39.1	↑1.8
4/20 22:30	41.4	↑2.3
4/20 22:40	44.2	↑2.8
4/20 22:50	47.4	↑3.2
4/20 23:00	51.2	↑3.8
4/20 23:10	55.3	↑4.1
4/20 23:20	59.8	↑4.5
4/20 23:30	64.7	↑4.9
4/20 23:40	69.9	↑5.2
4/20 23:50	75.3	↑5.4