12 (木)	04:52	11:05	17:23	23:20
	147cm	28cm	150cm	47cm
大潮 出 05:13 入 18:13 出 05:42 入 18:51 潮干狩り ○ 09:53～12:17

岩井袋（千葉）2040年04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
4/12 00:00	48.8	↑2.5
4/12 00:10	51.6	↑2.8
4/12 00:20	54.8	↑3.2
4/12 00:30	58.2	↑3.4
4/12 00:40	61.9	↑3.7
4/12 00:50	65.8	↑3.9
4/12 01:00	69.9	↑4.1
4/12 01:10	74.2	↑4.3
4/12 01:20	78.6	↑4.4
4/12 01:30	83.2	↑4.6
4/12 01:40	87.8	↑4.6
4/12 01:50	92.4	↑4.6
4/12 02:00	97.1	↑4.7
4/12 02:10	101.7	↑4.6
4/12 02:20	106.3	↑4.6
4/12 02:30	110.7	↑4.4
4/12 02:40	115.0	↑4.3
4/12 02:50	119.2	↑4.2
4/12 03:00	123.2	↑4.0
4/12 03:10	126.9	↑3.7
4/12 03:20	130.4	↑3.5
4/12 03:30	133.6	↑3.2
4/12 03:40	136.5	↑2.9
4/12 03:50	139.1	↑2.6
4/12 04:00	141.3	↑2.2
4/12 04:10	143.1	↑1.8
4/12 04:20	144.6	↑1.5
4/12 04:30	145.7	↑1.1
4/12 04:40	146.3	↑0.6
4/12 04:50	146.6	↑0.3	満潮
4/12 05:00	146.5	↓-0.1
4/12 05:10	145.9	↓-0.6
4/12 05:20	144.9	↓-1.0
4/12 05:30	143.5	↓-1.4
4/12 05:40	141.8	↓-1.7
4/12 05:50	139.6	↓-2.2
4/12 06:00	137.1	↓-2.5
4/12 06:10	134.2	↓-2.9
4/12 06:20	131.0	↓-3.2
4/12 06:30	127.5	↓-3.5
4/12 06:40	123.7	↓-3.8
4/12 06:50	119.6	↓-4.1
4/12 07:00	115.3	↓-4.3
4/12 07:10	110.8	↓-4.5
4/12 07:20	106.1	↓-4.7
4/12 07:30	101.3	↓-4.8
4/12 07:40	96.4	↓-4.9
4/12 07:50	91.4	↓-5.0
4/12 08:00	86.4	↓-5.0
4/12 08:10	81.4	↓-5.0
4/12 08:20	76.5	↓-4.9
4/12 08:30	71.6	↓-4.9
4/12 08:40	66.8	↓-4.8
4/12 08:50	62.2	↓-4.6
4/12 09:00	57.7	↓-4.5
4/12 09:10	53.4	↓-4.3
4/12 09:20	49.4	↓-4.0
4/12 09:30	45.7	↓-3.7
4/12 09:40	42.2	↓-3.5
4/12 09:50	39.1	↓-3.1
4/12 10:00	36.3	↓-2.8
4/12 10:10	33.9	↓-2.4
4/12 10:20	31.8	↓-2.1
4/12 10:30	30.2	↓-1.6
4/12 10:40	29.0	↓-1.2
4/12 10:50	28.1	↓-0.9
4/12 11:00	27.7	↓-0.4	干潮
4/12 11:10	27.8	↑0.1
4/12 11:20	28.2	↑0.4
4/12 11:30	29.1	↑0.9
4/12 11:40	30.4	↑1.3
4/12 11:50	32.1	↑1.7
4/12 12:00	34.2	↑2.1
4/12 12:10	36.6	↑2.4
4/12 12:20	39.5	↑2.9
4/12 12:30	42.7	↑3.2
4/12 12:40	46.2	↑3.5
4/12 12:50	50.0	↑3.8
4/12 13:00	54.1	↑4.1
4/12 13:10	58.4	↑4.3
4/12 13:20	62.9	↑4.5
4/12 13:30	67.6	↑4.7
4/12 13:40	72.5	↑4.9
4/12 13:50	77.4	↑4.9
4/12 14:00	82.5	↑5.1	最大潮位差
4/12 14:10	87.6	↑5.1	最大潮位差
4/12 14:20	92.7	↑5.1	最大潮位差
4/12 14:30	97.7	↑5.0
4/12 14:40	102.7	↑5.0
4/12 14:50	107.6	↑4.9
4/12 15:00	112.4	↑4.8
4/12 15:10	117.0	↑4.6
4/12 15:20	121.4	↑4.4
4/12 15:30	125.5	↑4.1
4/12 15:40	129.5	↑4.0
4/12 15:50	133.1	↑3.6
4/12 16:00	136.4	↑3.3
4/12 16:10	139.4	↑3.0
4/12 16:20	142.0	↑2.6
4/12 16:30	144.3	↑2.3
4/12 16:40	146.2	↑1.9
4/12 16:50	147.7	↑1.5
4/12 17:00	148.8	↑1.1
4/12 17:10	149.5	↑0.7
4/12 17:20	149.7	↑0.2	満潮
4/12 17:30	149.6	↓-0.1
4/12 17:40	149.1	↓-0.5
4/12 17:50	148.1	↓-1.0
4/12 18:00	146.8	↓-1.3
4/12 18:10	145.1	↓-1.7
4/12 18:20	143.0	↓-2.1
4/12 18:30	140.5	↓-2.5
4/12 18:40	137.8	↓-2.7
4/12 18:50	134.7	↓-3.1
4/12 19:00	131.4	↓-3.3
4/12 19:10	127.8	↓-3.6
4/12 19:20	123.9	↓-3.9
4/12 19:30	119.9	↓-4.0
4/12 19:40	115.7	↓-4.2
4/12 19:50	111.4	↓-4.3
4/12 20:00	107.0	↓-4.4
4/12 20:10	102.5	↓-4.5
4/12 20:20	98.0	↓-4.5
4/12 20:30	93.4	↓-4.6
4/12 20:40	89.0	↓-4.4
4/12 20:50	84.6	↓-4.4
4/12 21:00	80.3	↓-4.3
4/12 21:10	76.1	↓-4.2
4/12 21:20	72.1	↓-4.0
4/12 21:30	68.3	↓-3.8
4/12 21:40	64.8	↓-3.5
4/12 21:50	61.5	↓-3.3
4/12 22:00	58.5	↓-3.0
4/12 22:10	55.8	↓-2.7
4/12 22:20	53.4	↓-2.4
4/12 22:30	51.3	↓-2.1
4/12 22:40	49.7	↓-1.6
4/12 22:50	48.3	↓-1.4
4/12 23:00	47.4	↓-0.9
4/12 23:10	46.9	↓-0.5	干潮
4/12 23:20	46.7	↓-0.2	干潮
4/12 23:30	47.0	↑0.3
4/12 23:40	47.6	↑0.6
4/12 23:50	48.6	↑1.0