12 (日)	05:34	11:37	17:43	23:48
	158cm	34cm	158cm	31cm
大潮 出 05:56 入 17:47 出 19:23 入 06:10 潮干狩り ○ 10:49～12:24

館山（千葉）2028年03月12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
3/12 00:00	22.9	↑2.0
3/12 00:10	25.3	↑2.4
3/12 00:20	28.1	↑2.8
3/12 00:30	31.4	↑3.3
3/12 00:40	35.0	↑3.6
3/12 00:50	39.0	↑4.0
3/12 01:00	43.3	↑4.3
3/12 01:10	47.9	↑4.6
3/12 01:20	52.7	↑4.8
3/12 01:30	57.8	↑5.1
3/12 01:40	63.1	↑5.3
3/12 01:50	68.6	↑5.5
3/12 02:00	74.1	↑5.5
3/12 02:10	79.8	↑5.7	最大潮位差
3/12 02:20	85.5	↑5.7	最大潮位差
3/12 02:30	91.2	↑5.7	最大潮位差
3/12 02:40	96.9	↑5.7	最大潮位差
3/12 02:50	102.6	↑5.7	最大潮位差
3/12 03:00	108.1	↑5.5
3/12 03:10	113.5	↑5.4
3/12 03:20	118.8	↑5.3
3/12 03:30	123.8	↑5.0
3/12 03:40	128.6	↑4.8
3/12 03:50	133.1	↑4.5
3/12 04:00	137.3	↑4.2
3/12 04:10	141.2	↑3.9
3/12 04:20	144.7	↑3.5
3/12 04:30	147.8	↑3.1
3/12 04:40	150.4	↑2.6
3/12 04:50	152.7	↑2.3
3/12 05:00	154.5	↑1.8
3/12 05:10	155.8	↑1.3
3/12 05:20	156.7	↑0.9
3/12 05:30	157.1	↑0.4	満潮
3/12 05:40	157.0	↓-0.1
3/12 05:50	156.4	↓-0.6
3/12 06:00	155.4	↓-1.0
3/12 06:10	153.9	↓-1.5
3/12 06:20	152.0	↓-1.9
3/12 06:30	149.6	↓-2.4
3/12 06:40	146.9	↓-2.7
3/12 06:50	143.7	↓-3.2
3/12 07:00	140.2	↓-3.5
3/12 07:10	136.4	↓-3.8
3/12 07:20	132.3	↓-4.1
3/12 07:30	127.9	↓-4.4
3/12 07:40	123.3	↓-4.6
3/12 07:50	118.4	↓-4.9
3/12 08:00	113.4	↓-5.0
3/12 08:10	108.3	↓-5.1
3/12 08:20	103.1	↓-5.2
3/12 08:30	97.8	↓-5.3
3/12 08:40	92.5	↓-5.3
3/12 08:50	87.2	↓-5.3
3/12 09:00	81.9	↓-5.3
3/12 09:10	76.8	↓-5.1
3/12 09:20	71.8	↓-5.0
3/12 09:30	66.9	↓-4.9
3/12 09:40	62.3	↓-4.6
3/12 09:50	57.9	↓-4.4
3/12 10:00	53.7	↓-4.2
3/12 10:10	49.9	↓-3.8
3/12 10:20	46.4	↓-3.5
3/12 10:30	43.3	↓-3.1
3/12 10:40	40.6	↓-2.7
3/12 10:50	38.3	↓-2.3
3/12 11:00	36.4	↓-1.9
3/12 11:10	34.9	↓-1.5
3/12 11:20	34.0	↓-0.9
3/12 11:30	33.4	↓-0.6	干潮
3/12 11:40	33.4	0
3/12 11:50	33.8	↑0.4
3/12 12:00	34.6	↑0.8
3/12 12:10	36.0	↑1.4
3/12 12:20	37.7	↑1.7
3/12 12:30	39.9	↑2.2
3/12 12:40	42.4	↑2.5
3/12 12:50	45.4	↑3.0
3/12 13:00	48.7	↑3.3
3/12 13:10	52.4	↑3.7
3/12 13:20	56.3	↑3.9
3/12 13:30	60.5	↑4.2
3/12 13:40	65.0	↑4.5
3/12 13:50	69.7	↑4.7
3/12 14:00	74.6	↑4.9
3/12 14:10	79.6	↑5.0
3/12 14:20	84.8	↑5.2
3/12 14:30	90.0	↑5.2
3/12 14:40	95.2	↑5.2
3/12 14:50	100.5	↑5.3
3/12 15:00	105.8	↑5.3
3/12 15:10	111.0	↑5.2
3/12 15:20	116.0	↑5.0
3/12 15:30	121.0	↑5.0
3/12 15:40	125.7	↑4.7
3/12 15:50	130.3	↑4.6
3/12 16:00	134.6	↑4.3
3/12 16:10	138.6	↑4.0
3/12 16:20	142.3	↑3.7
3/12 16:30	145.7	↑3.4
3/12 16:40	148.6	↑2.9
3/12 16:50	151.2	↑2.6
3/12 17:00	153.4	↑2.2
3/12 17:10	155.1	↑1.7
3/12 17:20	156.4	↑1.3
3/12 17:30	157.2	↑0.8
3/12 17:40	157.6	↑0.4	満潮
3/12 17:50	157.5	↓-0.1
3/12 18:00	156.9	↓-0.6
3/12 18:10	155.8	↓-1.1
3/12 18:20	154.3	↓-1.5
3/12 18:30	152.3	↓-2.0
3/12 18:40	150.0	↓-2.3
3/12 18:50	147.1	↓-2.9
3/12 19:00	144.0	↓-3.1
3/12 19:10	140.4	↓-3.6
3/12 19:20	136.5	↓-3.9
3/12 19:30	132.3	↓-4.2
3/12 19:40	127.8	↓-4.5
3/12 19:50	123.0	↓-4.8
3/12 20:00	118.1	↓-4.9
3/12 20:10	113.0	↓-5.1
3/12 20:20	107.7	↓-5.3
3/12 20:30	102.3	↓-5.4
3/12 20:40	96.9	↓-5.4
3/12 20:50	91.4	↓-5.5
3/12 21:00	86.0	↓-5.4
3/12 21:10	80.6	↓-5.4
3/12 21:20	75.3	↓-5.3
3/12 21:30	70.2	↓-5.1
3/12 21:40	65.2	↓-5.0
3/12 21:50	60.4	↓-4.8
3/12 22:00	55.9	↓-4.5
3/12 22:10	51.6	↓-4.3
3/12 22:20	47.7	↓-3.9
3/12 22:30	44.1	↓-3.6
3/12 22:40	40.9	↓-3.2
3/12 22:50	38.1	↓-2.8
3/12 23:00	35.7	↓-2.4
3/12 23:10	33.7	↓-2.0
3/12 23:20	32.2	↓-1.5
3/12 23:30	31.2	↓-1.0
3/12 23:40	30.6	↓-0.6	干潮
3/12 23:50	30.5	↓-0.1