20 (水)	07:06	01:40	21:39	14:21
	133cm	90cm	121cm	32cm
中潮 出 05:04 入 18:19 出 23:11 入 08:50 潮干狩り ○ 13:07～15:35

岩井袋（千葉）2033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	97.7	↓-1.6
4/20 00:10	96.2	↓-1.5
4/20 00:20	94.8	↓-1.4
4/20 00:30	93.5	↓-1.3
4/20 00:40	92.4	↓-1.1
4/20 00:50	91.4	↓-1.0
4/20 01:00	90.7	↓-0.7
4/20 01:10	90.0	↓-0.7
4/20 01:20	89.6	↓-0.4
4/20 01:30	89.3	↓-0.3	干潮
4/20 01:40	89.3	0	干潮
4/20 01:50	89.4	↑0.1
4/20 02:00	89.7	↑0.3
4/20 02:10	90.1	↑0.4
4/20 02:20	90.8	↑0.7
4/20 02:30	91.7	↑0.9
4/20 02:40	92.7	↑1.0
4/20 02:50	93.8	↑1.1
4/20 03:00	95.2	↑1.4
4/20 03:10	96.6	↑1.4
4/20 03:20	98.2	↑1.6
4/20 03:30	99.9	↑1.7
4/20 03:40	101.7	↑1.8
4/20 03:50	103.6	↑1.9
4/20 04:00	105.6	↑2.0
4/20 04:10	107.6	↑2.0
4/20 04:20	109.6	↑2.0
4/20 04:30	111.6	↑2.0
4/20 04:40	113.7	↑2.1
4/20 04:50	115.7	↑2.0
4/20 05:00	117.7	↑2.0
4/20 05:10	119.6	↑1.9
4/20 05:20	121.5	↑1.9
4/20 05:30	123.2	↑1.7
4/20 05:40	124.9	↑1.7
4/20 05:50	126.4	↑1.5
4/20 06:00	127.8	↑1.4
4/20 06:10	129.0	↑1.2
4/20 06:20	130.0	↑1.0
4/20 06:30	130.9	↑0.9
4/20 06:40	131.5	↑0.6
4/20 06:50	132.0	↑0.5
4/20 07:00	132.2	↑0.2	満潮
4/20 07:10	132.2	0
4/20 07:20	132.0	↓-0.2
4/20 07:30	131.5	↓-0.5
4/20 07:40	130.8	↓-0.7
4/20 07:50	129.9	↓-0.9
4/20 08:00	128.7	↓-1.2
4/20 08:10	127.3	↓-1.4
4/20 08:20	125.7	↓-1.6
4/20 08:30	123.8	↓-1.9
4/20 08:40	121.7	↓-2.1
4/20 08:50	119.4	↓-2.3
4/20 09:00	116.9	↓-2.5
4/20 09:10	114.3	↓-2.6
4/20 09:20	111.4	↓-2.9
4/20 09:30	108.4	↓-3.0
4/20 09:40	105.2	↓-3.2
4/20 09:50	101.9	↓-3.3
4/20 10:00	98.5	↓-3.4
4/20 10:10	95.0	↓-3.5
4/20 10:20	91.4	↓-3.6
4/20 10:30	87.8	↓-3.6
4/20 10:40	84.1	↓-3.7	最大潮位差
4/20 10:50	80.4	↓-3.7	最大潮位差
4/20 11:00	76.7	↓-3.7	最大潮位差
4/20 11:10	73.0	↓-3.7	最大潮位差
4/20 11:20	69.4	↓-3.6
4/20 11:30	65.9	↓-3.5
4/20 11:40	62.4	↓-3.5
4/20 11:50	59.0	↓-3.4
4/20 12:00	55.8	↓-3.2
4/20 12:10	52.7	↓-3.1
4/20 12:20	49.7	↓-3.0
4/20 12:30	47.0	↓-2.7
4/20 12:40	44.4	↓-2.6
4/20 12:50	42.0	↓-2.4
4/20 13:00	39.8	↓-2.2
4/20 13:10	37.9	↓-1.9
4/20 13:20	36.2	↓-1.7
4/20 13:30	34.8	↓-1.4
4/20 13:40	33.6	↓-1.2
4/20 13:50	32.6	↓-1.0
4/20 14:00	32.0	↓-0.6
4/20 14:10	31.6	↓-0.4
4/20 14:20	31.4	↓-0.2	干潮
4/20 14:30	31.5	↑0.1
4/20 14:40	31.9	↑0.4
4/20 14:50	32.6	↑0.7
4/20 15:00	33.5	↑0.9
4/20 15:10	34.6	↑1.1
4/20 15:20	36.0	↑1.4
4/20 15:30	37.7	↑1.7
4/20 15:40	39.5	↑1.8
4/20 15:50	41.5	↑2.0
4/20 16:00	43.8	↑2.3
4/20 16:10	46.2	↑2.4
4/20 16:20	48.8	↑2.6
4/20 16:30	51.5	↑2.7
4/20 16:40	54.4	↑2.9
4/20 16:50	57.3	↑2.9
4/20 17:00	60.4	↑3.1
4/20 17:10	63.5	↑3.1
4/20 17:20	66.7	↑3.2
4/20 17:30	70.0	↑3.3
4/20 17:40	73.2	↑3.2
4/20 17:50	76.5	↑3.3
4/20 18:00	79.8	↑3.3
4/20 18:10	83.0	↑3.2
4/20 18:20	86.1	↑3.1
4/20 18:30	89.2	↑3.1
4/20 18:40	92.2	↑3.0
4/20 18:50	95.2	↑3.0
4/20 19:00	98.0	↑2.8
4/20 19:10	100.6	↑2.6
4/20 19:20	103.2	↑2.6
4/20 19:30	105.6	↑2.4
4/20 19:40	107.8	↑2.2
4/20 19:50	109.9	↑2.1
4/20 20:00	111.8	↑1.9
4/20 20:10	113.5	↑1.7
4/20 20:20	115.0	↑1.5
4/20 20:30	116.3	↑1.3
4/20 20:40	117.5	↑1.2
4/20 20:50	118.4	↑0.9
4/20 21:00	119.2	↑0.8
4/20 21:10	119.8	↑0.6
4/20 21:20	120.2	↑0.4
4/20 21:30	120.4	↑0.2	満潮
4/20 21:40	120.5	↑0.1
4/20 21:50	120.3	↓-0.2
4/20 22:00	120.1	↓-0.2
4/20 22:10	119.6	↓-0.5
4/20 22:20	119.1	↓-0.5
4/20 22:30	118.4	↓-0.7
4/20 22:40	117.6	↓-0.8
4/20 22:50	116.7	↓-0.9
4/20 23:00	115.7	↓-1.0
4/20 23:10	114.6	↓-1.1
4/20 23:20	113.4	↓-1.2
4/20 23:30	112.2	↓-1.2
4/20 23:40	111.0	↓-1.2
4/20 23:50	109.7	↓-1.3