20 (木)	05:09	11:42	18:15	23:54
	149cm	15cm	147cm	65cm
大潮 出 05:04 入 18:19 出 06:09 入 19:58 潮干狩り ◎ 09:53～13:30

岩井袋（千葉）2034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	59.5	↑1.2
4/20 00:10	61.1	↑1.6
4/20 00:20	63.0	↑1.9
4/20 00:30	65.2	↑2.2
4/20 00:40	67.7	↑2.5
4/20 00:50	70.5	↑2.8
4/20 01:00	73.6	↑3.1
4/20 01:10	76.9	↑3.3
4/20 01:20	80.4	↑3.5
4/20 01:30	84.1	↑3.7
4/20 01:40	87.9	↑3.8
4/20 01:50	91.9	↑4.0
4/20 02:00	95.9	↑4.0
4/20 02:10	100.1	↑4.2
4/20 02:20	104.2	↑4.1
4/20 02:30	108.4	↑4.2
4/20 02:40	112.5	↑4.1
4/20 02:50	116.5	↑4.0
4/20 03:00	120.4	↑3.9
4/20 03:10	124.2	↑3.8
4/20 03:20	127.8	↑3.6
4/20 03:30	131.2	↑3.4
4/20 03:40	134.4	↑3.2
4/20 03:50	137.3	↑2.9
4/20 04:00	140.0	↑2.7
4/20 04:10	142.3	↑2.3
4/20 04:20	144.3	↑2.0
4/20 04:30	146.0	↑1.7
4/20 04:40	147.3	↑1.3
4/20 04:50	148.2	↑0.9
4/20 05:00	148.8	↑0.6	満潮
4/20 05:10	148.9	↑0.1
4/20 05:20	148.6	↓-0.3
4/20 05:30	148.0	↓-0.6
4/20 05:40	146.9	↓-1.1
4/20 05:50	145.4	↓-1.5
4/20 06:00	143.5	↓-1.9
4/20 06:10	141.3	↓-2.2
4/20 06:20	138.6	↓-2.7
4/20 06:30	135.6	↓-3.0
4/20 06:40	132.3	↓-3.3
4/20 06:50	128.6	↓-3.7
4/20 07:00	124.6	↓-4.0
4/20 07:10	120.3	↓-4.3
4/20 07:20	115.8	↓-4.5
4/20 07:30	111.1	↓-4.7
4/20 07:40	106.1	↓-5.0
4/20 07:50	101.0	↓-5.1
4/20 08:00	95.8	↓-5.2
4/20 08:10	90.5	↓-5.3
4/20 08:20	85.1	↓-5.4	最大潮位差
4/20 08:30	79.7	↓-5.4	最大潮位差
4/20 08:40	74.3	↓-5.4	最大潮位差
4/20 08:50	68.9	↓-5.4	最大潮位差
4/20 09:00	63.6	↓-5.3
4/20 09:10	58.4	↓-5.2
4/20 09:20	53.4	↓-5.0
4/20 09:30	48.6	↓-4.8
4/20 09:40	43.9	↓-4.7
4/20 09:50	39.6	↓-4.3
4/20 10:00	35.5	↓-4.1
4/20 10:10	31.6	↓-3.9
4/20 10:20	28.2	↓-3.4
4/20 10:30	25.0	↓-3.2
4/20 10:40	22.3	↓-2.7
4/20 10:50	19.9	↓-2.4
4/20 11:00	17.9	↓-2.0
4/20 11:10	16.4	↓-1.5
4/20 11:20	15.2	↓-1.2
4/20 11:30	14.6	↓-0.6
4/20 11:40	14.3	↓-0.3	干潮
4/20 11:50	14.5	↑0.2
4/20 12:00	15.1	↑0.6
4/20 12:10	16.2	↑1.1
4/20 12:20	17.7	↑1.5
4/20 12:30	19.6	↑1.9
4/20 12:40	21.9	↑2.3
4/20 12:50	24.6	↑2.7
4/20 13:00	27.6	↑3.0
4/20 13:10	31.0	↑3.4
4/20 13:20	34.7	↑3.7
4/20 13:30	38.8	↑4.1
4/20 13:40	43.1	↑4.3
4/20 13:50	47.6	↑4.5
4/20 14:00	52.4	↑4.8
4/20 14:10	57.3	↑4.9
4/20 14:20	62.4	↑5.1
4/20 14:30	67.5	↑5.1
4/20 14:40	72.8	↑5.3
4/20 14:50	78.1	↑5.3
4/20 15:00	83.4	↑5.3
4/20 15:10	88.7	↑5.3
4/20 15:20	94.0	↑5.3
4/20 15:30	99.1	↑5.1
4/20 15:40	104.1	↑5.0
4/20 15:50	109.0	↑4.9
4/20 16:00	113.6	↑4.6
4/20 16:10	118.0	↑4.4
4/20 16:20	122.2	↑4.2
4/20 16:30	126.2	↑4.0
4/20 16:40	129.8	↑3.6
4/20 16:50	133.1	↑3.3
4/20 17:00	136.1	↑3.0
4/20 17:10	138.7	↑2.6
4/20 17:20	141.0	↑2.3
4/20 17:30	142.8	↑1.8
4/20 17:40	144.3	↑1.5
4/20 17:50	145.5	↑1.2
4/20 18:00	146.2	↑0.7
4/20 18:10	146.5	↑0.3	満潮
4/20 18:20	146.5	0
4/20 18:30	146.0	↓-0.5
4/20 18:40	145.2	↓-0.8
4/20 18:50	144.1	↓-1.1
4/20 19:00	142.6	↓-1.5
4/20 19:10	140.8	↓-1.8
4/20 19:20	138.6	↓-2.2
4/20 19:30	136.2	↓-2.4
4/20 19:40	133.5	↓-2.7
4/20 19:50	130.6	↓-2.9
4/20 20:00	127.4	↓-3.2
4/20 20:10	124.1	↓-3.3
4/20 20:20	120.6	↓-3.5
4/20 20:30	117.0	↓-3.6
4/20 20:40	113.3	↓-3.7
4/20 20:50	109.5	↓-3.8
4/20 21:00	105.7	↓-3.8
4/20 21:10	102.0	↓-3.7
4/20 21:20	98.2	↓-3.8
4/20 21:30	94.5	↓-3.7
4/20 21:40	90.9	↓-3.6
4/20 21:50	87.4	↓-3.5
4/20 22:00	84.1	↓-3.3
4/20 22:10	80.9	↓-3.2
4/20 22:20	78.0	↓-2.9
4/20 22:30	75.3	↓-2.7
4/20 22:40	72.8	↓-2.5
4/20 22:50	70.7	↓-2.1
4/20 23:00	68.8	↓-1.9
4/20 23:10	67.2	↓-1.6
4/20 23:20	65.9	↓-1.3
4/20 23:30	64.9	↓-1.0
4/20 23:40	64.3	↓-0.6
4/20 23:50	64.1	↓-0.2	干潮