20 (火)	02:40	07:50	13:44	20:51
	127cm	87cm	153cm	26cm
中潮 出 06:44 入 16:35 出 02:53 入 13:46

館山（千葉）2022年12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
12/20 00:00	99.7	↑3.0
12/20 00:10	102.7	↑3.0
12/20 00:20	105.5	↑2.8
12/20 00:30	108.2	↑2.7
12/20 00:40	110.8	↑2.6
12/20 00:50	113.2	↑2.4
12/20 01:00	115.5	↑2.3
12/20 01:10	117.6	↑2.1
12/20 01:20	119.5	↑1.9
12/20 01:30	121.2	↑1.7
12/20 01:40	122.7	↑1.5
12/20 01:50	124.0	↑1.3
12/20 02:00	125.1	↑1.1
12/20 02:10	125.9	↑0.8
12/20 02:20	126.5	↑0.6
12/20 02:30	126.8	↑0.3	満潮
12/20 02:40	126.9	↑0.1	満潮
12/20 02:50	126.8	↓-0.1
12/20 03:00	126.4	↓-0.4
12/20 03:10	125.8	↓-0.6
12/20 03:20	125.0	↓-0.8
12/20 03:30	124.0	↓-1.0
12/20 03:40	122.9	↓-1.1
12/20 03:50	121.5	↓-1.4
12/20 04:00	120.1	↓-1.4
12/20 04:10	118.5	↓-1.6
12/20 04:20	116.8	↓-1.7
12/20 04:30	115.0	↓-1.8
12/20 04:40	113.1	↓-1.9
12/20 04:50	111.2	↓-1.9
12/20 05:00	109.3	↓-1.9
12/20 05:10	107.3	↓-2.0
12/20 05:20	105.3	↓-2.0
12/20 05:30	103.4	↓-1.9
12/20 05:40	101.5	↓-1.9
12/20 05:50	99.6	↓-1.9
12/20 06:00	97.8	↓-1.8
12/20 06:10	96.1	↓-1.7
12/20 06:20	94.5	↓-1.6
12/20 06:30	93.0	↓-1.5
12/20 06:40	91.6	↓-1.4
12/20 06:50	90.3	↓-1.3
12/20 07:00	89.3	↓-1.0
12/20 07:10	88.3	↓-1.0
12/20 07:20	87.6	↓-0.7
12/20 07:30	87.1	↓-0.5
12/20 07:40	86.8	↓-0.3	干潮
12/20 07:50	86.7	↓-0.1	干潮
12/20 08:00	86.8	↑0.1
12/20 08:10	87.2	↑0.4
12/20 08:20	87.9	↑0.7
12/20 08:30	88.8	↑0.9
12/20 08:40	89.9	↑1.1
12/20 08:50	91.3	↑1.4
12/20 09:00	92.9	↑1.6
12/20 09:10	94.7	↑1.8
12/20 09:20	96.7	↑2.0
12/20 09:30	98.9	↑2.2
12/20 09:40	101.3	↑2.4
12/20 09:50	103.9	↑2.6
12/20 10:00	106.5	↑2.6
12/20 10:10	109.3	↑2.8
12/20 10:20	112.2	↑2.9
12/20 10:30	115.1	↑2.9
12/20 10:40	118.0	↑2.9
12/20 10:50	120.9	↑2.9
12/20 11:00	123.8	↑2.9
12/20 11:10	126.7	↑2.9
12/20 11:20	129.5	↑2.8
12/20 11:30	132.3	↑2.8
12/20 11:40	134.9	↑2.6
12/20 11:50	137.4	↑2.5
12/20 12:00	139.8	↑2.4
12/20 12:10	142.0	↑2.2
12/20 12:20	144.1	↑2.1
12/20 12:30	146.0	↑1.9
12/20 12:40	147.7	↑1.7
12/20 12:50	149.1	↑1.4
12/20 13:00	150.4	↑1.3
12/20 13:10	151.4	↑1.0
12/20 13:20	152.2	↑0.8
12/20 13:30	152.7	↑0.5
12/20 13:40	152.9	↑0.2	満潮
12/20 13:50	152.8	↓-0.1
12/20 14:00	152.5	↓-0.3
12/20 14:10	151.8	↓-0.7
12/20 14:20	150.9	↓-0.9
12/20 14:30	149.6	↓-1.3
12/20 14:40	148.0	↓-1.6
12/20 14:50	146.1	↓-1.9
12/20 15:00	143.9	↓-2.2
12/20 15:10	141.5	↓-2.4
12/20 15:20	138.7	↓-2.8
12/20 15:30	135.6	↓-3.1
12/20 15:40	132.3	↓-3.3
12/20 15:50	128.8	↓-3.5
12/20 16:00	125.1	↓-3.7
12/20 16:10	121.1	↓-4.0
12/20 16:20	117.0	↓-4.1
12/20 16:30	112.7	↓-4.3
12/20 16:40	108.3	↓-4.4
12/20 16:50	103.8	↓-4.5
12/20 17:00	99.2	↓-4.6
12/20 17:10	94.6	↓-4.6
12/20 17:20	90.0	↓-4.6
12/20 17:30	85.3	↓-4.7	最大潮位差
12/20 17:40	80.7	↓-4.6
12/20 17:50	76.1	↓-4.6
12/20 18:00	71.6	↓-4.5
12/20 18:10	67.2	↓-4.4
12/20 18:20	62.8	↓-4.4
12/20 18:30	58.6	↓-4.2
12/20 18:40	54.6	↓-4.0
12/20 18:50	50.8	↓-3.8
12/20 19:00	47.1	↓-3.7
12/20 19:10	43.7	↓-3.4
12/20 19:20	40.5	↓-3.2
12/20 19:30	37.6	↓-2.9
12/20 19:40	34.9	↓-2.7
12/20 19:50	32.6	↓-2.3
12/20 20:00	30.6	↓-2.0
12/20 20:10	28.9	↓-1.7
12/20 20:20	27.6	↓-1.3
12/20 20:30	26.6	↓-1.0
12/20 20:40	26.1	↓-0.5
12/20 20:50	25.9	↓-0.2	干潮
12/20 21:00	26.0	↑0.1
12/20 21:10	26.6	↑0.6
12/20 21:20	27.5	↑0.9
12/20 21:30	28.8	↑1.3
12/20 21:40	30.5	↑1.7
12/20 21:50	32.4	↑1.9
12/20 22:00	34.7	↑2.3
12/20 22:10	37.3	↑2.6
12/20 22:20	40.1	↑2.8
12/20 22:30	43.3	↑3.2
12/20 22:40	46.6	↑3.3
12/20 22:50	50.1	↑3.5
12/20 23:00	53.8	↑3.7
12/20 23:10	57.7	↑3.9
12/20 23:20	61.6	↑3.9
12/20 23:30	65.7	↑4.1
12/20 23:40	69.9	↑4.2
12/20 23:50	74.0	↑4.1