20 (日)	07:44	01:46	-	15:56
	164cm	127cm	-	39cm
小潮 出 05:01 入 18:17 出 00:16 入 09:40 潮干狩り ○ 14:32～17:28

姉崎（千葉）2025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	133.3	↓-1.1
4/20 00:10	132.3	↓-1.0
4/20 00:20	131.2	↓-1.1
4/20 00:30	130.2	↓-1.0
4/20 00:40	129.3	↓-0.9
4/20 00:50	128.5	↓-0.8
4/20 01:00	127.8	↓-0.7
4/20 01:10	127.2	↓-0.6
4/20 01:20	126.7	↓-0.5
4/20 01:30	126.4	↓-0.3
4/20 01:40	126.2	↓-0.2	干潮
4/20 01:50	126.2	0
4/20 02:00	126.4	↑0.2
4/20 02:10	126.7	↑0.3
4/20 02:20	127.2	↑0.5
4/20 02:30	127.9	↑0.7
4/20 02:40	128.7	↑0.8
4/20 02:50	129.6	↑0.9
4/20 03:00	130.7	↑1.1
4/20 03:10	131.9	↑1.2
4/20 03:20	133.2	↑1.3
4/20 03:30	134.6	↑1.4
4/20 03:40	136.1	↑1.5
4/20 03:50	137.6	↑1.5
4/20 04:00	139.2	↑1.6
4/20 04:10	140.8	↑1.6
4/20 04:20	142.4	↑1.6
4/20 04:30	144.0	↑1.6
4/20 04:40	145.6	↑1.6
4/20 04:50	147.2	↑1.6
4/20 05:00	148.8	↑1.6
4/20 05:10	150.3	↑1.5
4/20 05:20	151.7	↑1.4
4/20 05:30	153.1	↑1.4
4/20 05:40	154.5	↑1.4
4/20 05:50	155.7	↑1.2
4/20 06:00	156.9	↑1.2
4/20 06:10	158.0	↑1.1
4/20 06:20	159.0	↑1.0
4/20 06:30	159.9	↑0.9
4/20 06:40	160.8	↑0.9
4/20 06:50	161.5	↑0.7
4/20 07:00	162.1	↑0.6
4/20 07:10	162.6	↑0.5
4/20 07:20	162.9	↑0.3
4/20 07:30	163.2	↑0.3
4/20 07:40	163.3	↑0.1	満潮
4/20 07:50	163.3	0
4/20 08:00	163.1	↓-0.2
4/20 08:10	162.7	↓-0.4
4/20 08:20	162.2	↓-0.5
4/20 08:30	161.5	↓-0.7
4/20 08:40	160.6	↓-0.9
4/20 08:50	159.5	↓-1.1
4/20 09:00	158.2	↓-1.3
4/20 09:10	156.7	↓-1.5
4/20 09:20	154.9	↓-1.8
4/20 09:30	153.0	↓-1.9
4/20 09:40	150.8	↓-2.2
4/20 09:50	148.3	↓-2.5
4/20 10:00	145.7	↓-2.6
4/20 10:10	142.8	↓-2.9
4/20 10:20	139.7	↓-3.1
4/20 10:30	136.4	↓-3.3
4/20 10:40	132.9	↓-3.5
4/20 10:50	129.2	↓-3.7
4/20 11:00	125.4	↓-3.8
4/20 11:10	121.3	↓-4.1
4/20 11:20	117.2	↓-4.1
4/20 11:30	113.0	↓-4.2
4/20 11:40	108.6	↓-4.4	最大潮位差
4/20 11:50	104.2	↓-4.4	最大潮位差
4/20 12:00	99.8	↓-4.4	最大潮位差
4/20 12:10	95.4	↓-4.4	最大潮位差
4/20 12:20	91.0	↓-4.4	最大潮位差
4/20 12:30	86.6	↓-4.4	最大潮位差
4/20 12:40	82.4	↓-4.2
4/20 12:50	78.2	↓-4.2
4/20 13:00	74.2	↓-4.0
4/20 13:10	70.3	↓-3.9
4/20 13:20	66.6	↓-3.7
4/20 13:30	63.0	↓-3.6
4/20 13:40	59.7	↓-3.3
4/20 13:50	56.6	↓-3.1
4/20 14:00	53.7	↓-2.9
4/20 14:10	51.1	↓-2.6
4/20 14:20	48.7	↓-2.4
4/20 14:30	46.6	↓-2.1
4/20 14:40	44.7	↓-1.9
4/20 14:50	43.0	↓-1.7
4/20 15:00	41.7	↓-1.3
4/20 15:10	40.5	↓-1.2
4/20 15:20	39.7	↓-0.8
4/20 15:30	39.0	↓-0.7
4/20 15:40	38.6	↓-0.4
4/20 15:50	38.4	↓-0.2	干潮
4/20 16:00	38.4	0
4/20 16:10	38.6	↑0.2
4/20 16:20	39.0	↑0.4
4/20 16:30	39.6	↑0.6
4/20 16:40	40.4	↑0.8
4/20 16:50	41.3	↑0.9
4/20 17:00	42.4	↑1.1
4/20 17:10	43.7	↑1.3
4/20 17:20	45.1	↑1.4
4/20 17:30	46.7	↑1.6
4/20 17:40	48.4	↑1.7
4/20 17:50	50.3	↑1.9
4/20 18:00	52.3	↑2.0
4/20 18:10	54.4	↑2.1
4/20 18:20	56.7	↑2.3
4/20 18:30	59.1	↑2.4
4/20 18:40	61.6	↑2.5
4/20 18:50	64.3	↑2.7
4/20 19:00	67.1	↑2.8
4/20 19:10	69.9	↑2.8
4/20 19:20	72.9	↑3.0
4/20 19:30	76.0	↑3.1
4/20 19:40	79.1	↑3.1
4/20 19:50	82.3	↑3.2
4/20 20:00	85.6	↑3.3
4/20 20:10	88.9	↑3.3
4/20 20:20	92.2	↑3.3
4/20 20:30	95.5	↑3.3
4/20 20:40	98.8	↑3.3
4/20 20:50	102.1	↑3.3
4/20 21:00	105.4	↑3.3
4/20 21:10	108.5	↑3.1
4/20 21:20	111.6	↑3.1
4/20 21:30	114.6	↑3.0
4/20 21:40	117.4	↑2.8
4/20 21:50	120.1	↑2.7
4/20 22:00	122.7	↑2.6
4/20 22:10	125.1	↑2.4
4/20 22:20	127.3	↑2.2
4/20 22:30	129.4	↑2.1
4/20 22:40	131.2	↑1.8
4/20 22:50	132.9	↑1.7
4/20 23:00	134.3	↑1.4
4/20 23:10	135.6	↑1.3
4/20 23:20	136.7	↑1.1
4/20 23:30	137.6	↑0.9
4/20 23:40	138.4	↑0.8
4/20 23:50	138.9	↑0.5