20 (水)	06:04	00:25	19:58	12:59
	159cm	81cm	145cm	8cm
中潮 出 05:05 入 18:18 出 22:28 入 07:18 潮干狩り ◎ 10:56～15:06

館山（千葉）2022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	81.5	↓-1.0
4/20 00:10	80.9	↓-0.6
4/20 00:20	80.6	↓-0.3	干潮
4/20 00:30	80.6	0
4/20 00:40	81.0	↑0.4
4/20 00:50	81.6	↑0.6
4/20 01:00	82.6	↑1.0
4/20 01:10	83.9	↑1.3
4/20 01:20	85.5	↑1.6
4/20 01:30	87.3	↑1.8
4/20 01:40	89.5	↑2.2
4/20 01:50	91.8	↑2.3
4/20 02:00	94.4	↑2.6
4/20 02:10	97.2	↑2.8
4/20 02:20	100.2	↑3.0
4/20 02:30	103.3	↑3.1
4/20 02:40	106.6	↑3.3
4/20 02:50	110.0	↑3.4
4/20 03:00	113.4	↑3.4
4/20 03:10	116.9	↑3.5
4/20 03:20	120.5	↑3.6
4/20 03:30	124.0	↑3.5
4/20 03:40	127.6	↑3.6
4/20 03:50	131.0	↑3.4
4/20 04:00	134.4	↑3.4
4/20 04:10	137.7	↑3.3
4/20 04:20	140.8	↑3.1
4/20 04:30	143.7	↑2.9
4/20 04:40	146.5	↑2.8
4/20 04:50	149.0	↑2.5
4/20 05:00	151.3	↑2.3
4/20 05:10	153.3	↑2.0
4/20 05:20	155.0	↑1.7
4/20 05:30	156.4	↑1.4
4/20 05:40	157.5	↑1.1
4/20 05:50	158.1	↑0.6
4/20 06:00	158.4	↑0.3	満潮
4/20 06:10	158.4	0
4/20 06:20	157.9	↓-0.5
4/20 06:30	157.0	↓-0.9
4/20 06:40	155.8	↓-1.2
4/20 06:50	154.1	↓-1.7
4/20 07:00	152.1	↓-2.0
4/20 07:10	149.6	↓-2.5
4/20 07:20	146.8	↓-2.8
4/20 07:30	143.6	↓-3.2
4/20 07:40	140.1	↓-3.5
4/20 07:50	136.2	↓-3.9
4/20 08:00	132.1	↓-4.1
4/20 08:10	127.6	↓-4.5
4/20 08:20	122.9	↓-4.7
4/20 08:30	117.9	↓-5.0
4/20 08:40	112.8	↓-5.1
4/20 08:50	107.5	↓-5.3
4/20 09:00	102.0	↓-5.5
4/20 09:10	96.4	↓-5.6
4/20 09:20	90.7	↓-5.7
4/20 09:30	84.9	↓-5.8	最大潮位差
4/20 09:40	79.2	↓-5.7
4/20 09:50	73.4	↓-5.8	最大潮位差
4/20 10:00	67.7	↓-5.7
4/20 10:10	62.1	↓-5.6
4/20 10:20	56.6	↓-5.5
4/20 10:30	51.3	↓-5.3
4/20 10:40	46.1	↓-5.2
4/20 10:50	41.1	↓-5.0
4/20 11:00	36.4	↓-4.7
4/20 11:10	32.0	↓-4.4
4/20 11:20	27.9	↓-4.1
4/20 11:30	24.1	↓-3.8
4/20 11:40	20.6	↓-3.5
4/20 11:50	17.5	↓-3.1
4/20 12:00	14.8	↓-2.7
4/20 12:10	12.6	↓-2.2
4/20 12:20	10.7	↓-1.9
4/20 12:30	9.3	↓-1.4
4/20 12:40	8.3	↓-1.0
4/20 12:50	7.7	↓-0.6	干潮
4/20 13:00	7.6	↓-0.1
4/20 13:10	7.8	↑0.2
4/20 13:20	8.6	↑0.8
4/20 13:30	9.7	↑1.1
4/20 13:40	11.3	↑1.6
4/20 13:50	13.2	↑1.9
4/20 14:00	15.5	↑2.3
4/20 14:10	18.2	↑2.7
4/20 14:20	21.2	↑3.0
4/20 14:30	24.5	↑3.3
4/20 14:40	28.1	↑3.6
4/20 14:50	32.0	↑3.9
4/20 15:00	36.2	↑4.2
4/20 15:10	40.5	↑4.3
4/20 15:20	45.1	↑4.6
4/20 15:30	49.8	↑4.7
4/20 15:40	54.7	↑4.9
4/20 15:50	59.7	↑5.0
4/20 16:00	64.8	↑5.1
4/20 16:10	70.0	↑5.2
4/20 16:20	75.2	↑5.2
4/20 16:30	80.4	↑5.2
4/20 16:40	85.5	↑5.1
4/20 16:50	90.6	↑5.1
4/20 17:00	95.6	↑5.0
4/20 17:10	100.5	↑4.9
4/20 17:20	105.2	↑4.7
4/20 17:30	109.8	↑4.6
4/20 17:40	114.1	↑4.3
4/20 17:50	118.2	↑4.1
4/20 18:00	122.1	↑3.9
4/20 18:10	125.7	↑3.6
4/20 18:20	129.0	↑3.3
4/20 18:30	132.0	↑3.0
4/20 18:40	134.7	↑2.7
4/20 18:50	137.0	↑2.3
4/20 19:00	139.1	↑2.1
4/20 19:10	140.7	↑1.6
4/20 19:20	142.1	↑1.4
4/20 19:30	143.1	↑1.0
4/20 19:40	143.8	↑0.7
4/20 19:50	144.2	↑0.4	満潮
4/20 20:00	144.2	0
4/20 20:10	144.0	↓-0.2
4/20 20:20	143.4	↓-0.6
4/20 20:30	142.6	↓-0.8
4/20 20:40	141.6	↓-1.0
4/20 20:50	140.3	↓-1.3
4/20 21:00	138.7	↓-1.6
4/20 21:10	137.0	↓-1.7
4/20 21:20	135.1	↓-1.9
4/20 21:30	133.1	↓-2.0
4/20 21:40	130.9	↓-2.2
4/20 21:50	128.6	↓-2.3
4/20 22:00	126.2	↓-2.4
4/20 22:10	123.8	↓-2.4
4/20 22:20	121.3	↓-2.5
4/20 22:30	118.9	↓-2.4
4/20 22:40	116.4	↓-2.5
4/20 22:50	114.0	↓-2.4
4/20 23:00	111.7	↓-2.3
4/20 23:10	109.4	↓-2.3
4/20 23:20	107.3	↓-2.1
4/20 23:30	105.3	↓-2.0
4/20 23:40	103.5	↓-1.8
4/20 23:50	101.8	↓-1.7