20 (木)	04:25	10:43	17:05	22:56
	147cm	26cm	149cm	53cm
大潮 出 05:04 入 18:18 出 05:02 入 18:25 潮干狩り ○ 09:23～12:03

岩井袋（千葉）2023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	61.5	↑3.1
4/20 00:10	64.9	↑3.4
4/20 00:20	68.4	↑3.5
4/20 00:30	72.2	↑3.8
4/20 00:40	76.2	↑4.0
4/20 00:50	80.3	↑4.1
4/20 01:00	84.5	↑4.2
4/20 01:10	88.9	↑4.4
4/20 01:20	93.2	↑4.3
4/20 01:30	97.6	↑4.4
4/20 01:40	102.0	↑4.4
4/20 01:50	106.4	↑4.4
4/20 02:00	110.6	↑4.2
4/20 02:10	114.8	↑4.2
4/20 02:20	118.8	↑4.0
4/20 02:30	122.6	↑3.8
4/20 02:40	126.3	↑3.7
4/20 02:50	129.7	↑3.4
4/20 03:00	132.8	↑3.1
4/20 03:10	135.7	↑2.9
4/20 03:20	138.2	↑2.5
4/20 03:30	140.5	↑2.3
4/20 03:40	142.3	↑1.8
4/20 03:50	143.9	↑1.6
4/20 04:00	145.0	↑1.1
4/20 04:10	145.8	↑0.8
4/20 04:20	146.1	↑0.3	満潮
4/20 04:30	146.1	0
4/20 04:40	145.6	↓-0.5
4/20 04:50	144.8	↓-0.8
4/20 05:00	143.6	↓-1.2
4/20 05:10	141.9	↓-1.7
4/20 05:20	139.9	↓-2.0
4/20 05:30	137.6	↓-2.3
4/20 05:40	134.8	↓-2.8
4/20 05:50	131.8	↓-3.0
4/20 06:00	128.4	↓-3.4
4/20 06:10	124.7	↓-3.7
4/20 06:20	120.7	↓-4.0
4/20 06:30	116.5	↓-4.2
4/20 06:40	112.1	↓-4.4
4/20 06:50	107.6	↓-4.5
4/20 07:00	102.8	↓-4.8
4/20 07:10	97.9	↓-4.9
4/20 07:20	93.0	↓-4.9
4/20 07:30	88.0	↓-5.0
4/20 07:40	83.0	↓-5.0
4/20 07:50	78.0	↓-5.0
4/20 08:00	73.0	↓-5.0
4/20 08:10	68.2	↓-4.8
4/20 08:20	63.4	↓-4.8
4/20 08:30	58.8	↓-4.6
4/20 08:40	54.4	↓-4.4
4/20 08:50	50.2	↓-4.2
4/20 09:00	46.3	↓-3.9
4/20 09:10	42.6	↓-3.7
4/20 09:20	39.3	↓-3.3
4/20 09:30	36.2	↓-3.1
4/20 09:40	33.5	↓-2.7
4/20 09:50	31.2	↓-2.3
4/20 10:00	29.2	↓-2.0
4/20 10:10	27.7	↓-1.5
4/20 10:20	26.5	↓-1.2
4/20 10:30	25.8	↓-0.7
4/20 10:40	25.5	↓-0.3	干潮
4/20 10:50	25.6	↑0.1
4/20 11:00	26.1	↑0.5
4/20 11:10	27.1	↑1.0
4/20 11:20	28.4	↑1.3
4/20 11:30	30.2	↑1.8
4/20 11:40	32.4	↑2.2
4/20 11:50	34.9	↑2.5
4/20 12:00	37.8	↑2.9
4/20 12:10	41.0	↑3.2
4/20 12:20	44.5	↑3.5
4/20 12:30	48.4	↑3.9
4/20 12:40	52.5	↑4.1
4/20 12:50	56.8	↑4.3
4/20 13:00	61.3	↑4.5
4/20 13:10	66.1	↑4.8
4/20 13:20	70.9	↑4.8
4/20 13:30	75.9	↑5.0
4/20 13:40	80.9	↑5.0
4/20 13:50	86.0	↑5.1	最大潮位差
4/20 14:00	91.1	↑5.1	最大潮位差
4/20 14:10	96.1	↑5.0
4/20 14:20	101.1	↑5.0
4/20 14:30	106.0	↑4.9
4/20 14:40	110.7	↑4.7
4/20 14:50	115.3	↑4.6
4/20 15:00	119.7	↑4.4
4/20 15:10	123.9	↑4.2
4/20 15:20	127.8	↑3.9
4/20 15:30	131.4	↑3.6
4/20 15:40	134.8	↑3.4
4/20 15:50	137.8	↑3.0
4/20 16:00	140.4	↑2.6
4/20 16:10	142.7	↑2.3
4/20 16:20	144.7	↑2.0
4/20 16:30	146.2	↑1.5
4/20 16:40	147.4	↑1.2
4/20 16:50	148.1	↑0.7
4/20 17:00	148.5	↑0.4	満潮
4/20 17:10	148.4	↓-0.1
4/20 17:20	148.0	↓-0.4
4/20 17:30	147.1	↓-0.9
4/20 17:40	145.9	↓-1.2
4/20 17:50	144.4	↓-1.5
4/20 18:00	142.4	↓-2.0
4/20 18:10	140.1	↓-2.3
4/20 18:20	137.6	↓-2.5
4/20 18:30	134.7	↓-2.9
4/20 18:40	131.5	↓-3.2
4/20 18:50	128.1	↓-3.4
4/20 19:00	124.5	↓-3.6
4/20 19:10	120.7	↓-3.8
4/20 19:20	116.7	↓-4.0
4/20 19:30	112.7	↓-4.0
4/20 19:40	108.5	↓-4.2
4/20 19:50	104.2	↓-4.3
4/20 20:00	100.0	↓-4.2
4/20 20:10	95.7	↓-4.3
4/20 20:20	91.5	↓-4.2
4/20 20:30	87.4	↓-4.1
4/20 20:40	83.3	↓-4.1
4/20 20:50	79.4	↓-3.9
4/20 21:00	75.7	↓-3.7
4/20 21:10	72.2	↓-3.5
4/20 21:20	68.9	↓-3.3
4/20 21:30	65.8	↓-3.1
4/20 21:40	63.1	↓-2.7
4/20 21:50	60.6	↓-2.5
4/20 22:00	58.4	↓-2.2
4/20 22:10	56.6	↓-1.8
4/20 22:20	55.1	↓-1.5
4/20 22:30	54.0	↓-1.1
4/20 22:40	53.2	↓-0.8
4/20 22:50	52.8	↓-0.4	干潮
4/20 23:00	52.8	0
4/20 23:10	53.2	↑0.4
4/20 23:20	53.9	↑0.7
4/20 23:30	55.0	↑1.1
4/20 23:40	56.5	↑1.5
4/20 23:50	58.3	↑1.8