20 (金)	07:04	01:44	21:56	14:39
	163cm	106cm	146cm	33cm
小潮 出 04:59 入 18:15 出 09:12 入 23:56 潮干狩り ○ 13:02～16:16

千葉灯標（千葉）2029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	118.7	↓-2.4
4/20 00:10	116.4	↓-2.3
4/20 00:20	114.3	↓-2.1
4/20 00:30	112.4	↓-1.9
4/20 00:40	110.7	↓-1.7
4/20 00:50	109.2	↓-1.5
4/20 01:00	107.9	↓-1.3
4/20 01:10	106.8	↓-1.1
4/20 01:20	106.1	↓-0.7
4/20 01:30	105.6	↓-0.5
4/20 01:40	105.4	↓-0.2	干潮
4/20 01:50	105.4	0
4/20 02:00	105.8	↑0.4
4/20 02:10	106.4	↑0.6
4/20 02:20	107.3	↑0.9
4/20 02:30	108.4	↑1.1
4/20 02:40	109.9	↑1.5
4/20 02:50	111.5	↑1.6
4/20 03:00	113.4	↑1.9
4/20 03:10	115.5	↑2.1
4/20 03:20	117.8	↑2.3
4/20 03:30	120.2	↑2.4
4/20 03:40	122.8	↑2.6
4/20 03:50	125.5	↑2.7
4/20 04:00	128.2	↑2.7
4/20 04:10	131.0	↑2.8
4/20 04:20	133.8	↑2.8
4/20 04:30	136.6	↑2.8
4/20 04:40	139.4	↑2.8
4/20 04:50	142.1	↑2.7
4/20 05:00	144.8	↑2.7
4/20 05:10	147.3	↑2.5
4/20 05:20	149.7	↑2.4
4/20 05:30	151.9	↑2.2
4/20 05:40	154.0	↑2.1
4/20 05:50	155.9	↑1.9
4/20 06:00	157.6	↑1.7
4/20 06:10	159.0	↑1.4
4/20 06:20	160.3	↑1.3
4/20 06:30	161.2	↑0.9
4/20 06:40	162.0	↑0.8
4/20 06:50	162.5	↑0.5
4/20 07:00	162.7	↑0.2	満潮
4/20 07:10	162.7	0
4/20 07:20	162.3	↓-0.4
4/20 07:30	161.8	↓-0.5
4/20 07:40	160.9	↓-0.9
4/20 07:50	159.8	↓-1.1
4/20 08:00	158.3	↓-1.5
4/20 08:10	156.7	↓-1.6
4/20 08:20	154.7	↓-2.0
4/20 08:30	152.5	↓-2.2
4/20 08:40	150.0	↓-2.5
4/20 08:50	147.2	↓-2.8
4/20 09:00	144.3	↓-2.9
4/20 09:10	141.0	↓-3.3
4/20 09:20	137.6	↓-3.4
4/20 09:30	133.9	↓-3.7
4/20 09:40	130.1	↓-3.8
4/20 09:50	126.1	↓-4.0
4/20 10:00	121.9	↓-4.2
4/20 10:10	117.6	↓-4.3
4/20 10:20	113.2	↓-4.4
4/20 10:30	108.7	↓-4.5
4/20 10:40	104.2	↓-4.5
4/20 10:50	99.6	↓-4.6	最大潮位差
4/20 11:00	95.0	↓-4.6	最大潮位差
4/20 11:10	90.4	↓-4.6	最大潮位差
4/20 11:20	85.8	↓-4.6	最大潮位差
4/20 11:30	81.3	↓-4.5
4/20 11:40	76.8	↓-4.5
4/20 11:50	72.5	↓-4.3
4/20 12:00	68.3	↓-4.2
4/20 12:10	64.2	↓-4.1
4/20 12:20	60.3	↓-3.9
4/20 12:30	56.6	↓-3.7
4/20 12:40	53.1	↓-3.5
4/20 12:50	49.8	↓-3.3
4/20 13:00	46.8	↓-3.0
4/20 13:10	44.0	↓-2.8
4/20 13:20	41.5	↓-2.5
4/20 13:30	39.2	↓-2.3
4/20 13:40	37.3	↓-1.9
4/20 13:50	35.6	↓-1.7
4/20 14:00	34.3	↓-1.3
4/20 14:10	33.2	↓-1.1
4/20 14:20	32.5	↓-0.7
4/20 14:30	32.1	↓-0.4	干潮
4/20 14:40	32.0	↓-0.1
4/20 14:50	32.3	↑0.3
4/20 15:00	32.8	↑0.5
4/20 15:10	33.7	↑0.9
4/20 15:20	34.8	↑1.1
4/20 15:30	36.3	↑1.5
4/20 15:40	38.0	↑1.7
4/20 15:50	40.0	↑2.0
4/20 16:00	42.3	↑2.3
4/20 16:10	44.8	↑2.5
4/20 16:20	47.5	↑2.7
4/20 16:30	50.5	↑3.0
4/20 16:40	53.6	↑3.1
4/20 16:50	56.9	↑3.3
4/20 17:00	60.4	↑3.5
4/20 17:10	64.0	↑3.6
4/20 17:20	67.7	↑3.7
4/20 17:30	71.5	↑3.8
4/20 17:40	75.4	↑3.9
4/20 17:50	79.4	↑4.0
4/20 18:00	83.4	↑4.0
4/20 18:10	87.4	↑4.0
4/20 18:20	91.4	↑4.0
4/20 18:30	95.5	↑4.1
4/20 18:40	99.4	↑3.9
4/20 18:50	103.4	↑4.0
4/20 19:00	107.2	↑3.8
4/20 19:10	111.0	↑3.8
4/20 19:20	114.6	↑3.6
4/20 19:30	118.1	↑3.5
4/20 19:40	121.5	↑3.4
4/20 19:50	124.7	↑3.2
4/20 20:00	127.8	↑3.1
4/20 20:10	130.6	↑2.8
4/20 20:20	133.2	↑2.6
4/20 20:30	135.6	↑2.4
4/20 20:40	137.7	↑2.1
4/20 20:50	139.6	↑1.9
4/20 21:00	141.2	↑1.6
4/20 21:10	142.5	↑1.3
4/20 21:20	143.6	↑1.1
4/20 21:30	144.4	↑0.8
4/20 21:40	144.9	↑0.5
4/20 21:50	145.2	↑0.3	満潮
4/20 22:00	145.2	0
4/20 22:10	144.9	↓-0.3
4/20 22:20	144.4	↓-0.5
4/20 22:30	143.7	↓-0.7
4/20 22:40	142.7	↓-1.0
4/20 22:50	141.6	↓-1.1
4/20 23:00	140.3	↓-1.3
4/20 23:10	138.8	↓-1.5
4/20 23:20	137.3	↓-1.5
4/20 23:30	135.6	↓-1.7
4/20 23:40	133.8	↓-1.8
4/20 23:50	132.0	↓-1.8