20 (金)	10:28	05:17	-	17:35
	154cm	108cm	-	40cm
小潮 出 05:35 入 18:46 出 09:53 入 - 潮干狩り ○ 16:27～18:43

日振島（愛媛）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	164.6	↓-0.3
4/20 00:10	164.1	↓-0.5
4/20 00:20	163.2	↓-0.9
4/20 00:30	162.1	↓-1.1
4/20 00:40	160.7	↓-1.4
4/20 00:50	159.1	↓-1.6
4/20 01:00	157.3	↓-1.8
4/20 01:10	155.3	↓-2.0
4/20 01:20	153.1	↓-2.2
4/20 01:30	150.8	↓-2.3
4/20 01:40	148.4	↓-2.4
4/20 01:50	145.9	↓-2.5
4/20 02:00	143.2	↓-2.7
4/20 02:10	140.6	↓-2.6
4/20 02:20	137.9	↓-2.7
4/20 02:30	135.2	↓-2.7
4/20 02:40	132.5	↓-2.7
4/20 02:50	129.9	↓-2.6
4/20 03:00	127.3	↓-2.6
4/20 03:10	124.8	↓-2.5
4/20 03:20	122.5	↓-2.3
4/20 03:30	120.2	↓-2.3
4/20 03:40	118.1	↓-2.1
4/20 03:50	116.2	↓-1.9
4/20 04:00	114.4	↓-1.8
4/20 04:10	112.8	↓-1.6
4/20 04:20	111.5	↓-1.3
4/20 04:30	110.3	↓-1.2
4/20 04:40	109.3	↓-1.0
4/20 04:50	108.6	↓-0.7
4/20 05:00	108.1	↓-0.5
4/20 05:10	107.9	↓-0.2	干潮
4/20 05:20	107.9	0
4/20 05:30	108.1	↑0.2
4/20 05:40	108.5	↑0.4
4/20 05:50	109.1	↑0.6
4/20 06:00	110.0	↑0.9
4/20 06:10	111.1	↑1.1
4/20 06:20	112.3	↑1.2
4/20 06:30	113.8	↑1.5
4/20 06:40	115.4	↑1.6
4/20 06:50	117.1	↑1.7
4/20 07:00	119.0	↑1.9
4/20 07:10	121.0	↑2.0
4/20 07:20	123.1	↑2.1
4/20 07:30	125.2	↑2.1
4/20 07:40	127.5	↑2.3
4/20 07:50	129.7	↑2.2
4/20 08:00	132.0	↑2.3
4/20 08:10	134.2	↑2.2
4/20 08:20	136.4	↑2.2
4/20 08:30	138.6	↑2.2
4/20 08:40	140.7	↑2.1
4/20 08:50	142.7	↑2.0
4/20 09:00	144.6	↑1.9
4/20 09:10	146.3	↑1.7
4/20 09:20	147.9	↑1.6
4/20 09:30	149.3	↑1.4
4/20 09:40	150.5	↑1.2
4/20 09:50	151.5	↑1.0
4/20 10:00	152.3	↑0.8
4/20 10:10	152.8	↑0.5
4/20 10:20	153.1	↑0.3	満潮
4/20 10:30	153.2	↑0.1
4/20 10:40	152.9	↓-0.3
4/20 10:50	152.5	↓-0.4
4/20 11:00	151.7	↓-0.8
4/20 11:10	150.7	↓-1.0
4/20 11:20	149.4	↓-1.3
4/20 11:30	147.8	↓-1.6
4/20 11:40	146.0	↓-1.8
4/20 11:50	143.9	↓-2.1
4/20 12:00	141.5	↓-2.4
4/20 12:10	138.9	↓-2.6
4/20 12:20	136.1	↓-2.8
4/20 12:30	133.1	↓-3.0
4/20 12:40	129.8	↓-3.3
4/20 12:50	126.4	↓-3.4
4/20 13:00	122.8	↓-3.6
4/20 13:10	119.0	↓-3.8
4/20 13:20	115.1	↓-3.9
4/20 13:30	111.1	↓-4.0
4/20 13:40	107.0	↓-4.1
4/20 13:50	102.8	↓-4.2
4/20 14:00	98.6	↓-4.2
4/20 14:10	94.4	↓-4.2
4/20 14:20	90.1	↓-4.3	最大潮位差
4/20 14:30	85.9	↓-4.2
4/20 14:40	81.8	↓-4.1
4/20 14:50	77.7	↓-4.1
4/20 15:00	73.7	↓-4.0
4/20 15:10	69.9	↓-3.8
4/20 15:20	66.2	↓-3.7
4/20 15:30	62.6	↓-3.6
4/20 15:40	59.3	↓-3.3
4/20 15:50	56.1	↓-3.2
4/20 16:00	53.2	↓-2.9
4/20 16:10	50.5	↓-2.7
4/20 16:20	48.1	↓-2.4
4/20 16:30	46.0	↓-2.1
4/20 16:40	44.1	↓-1.9
4/20 16:50	42.5	↓-1.6
4/20 17:00	41.3	↓-1.2
4/20 17:10	40.3	↓-1.0
4/20 17:20	39.7	↓-0.6
4/20 17:30	39.4	↓-0.3	干潮
4/20 17:40	39.4	0
4/20 17:50	39.8	↑0.4
4/20 18:00	40.4	↑0.6
4/20 18:10	41.4	↑1.0
4/20 18:20	42.7	↑1.3
4/20 18:30	44.3	↑1.6
4/20 18:40	46.2	↑1.9
4/20 18:50	48.3	↑2.1
4/20 19:00	50.8	↑2.5
4/20 19:10	53.5	↑2.7
4/20 19:20	56.4	↑2.9
4/20 19:30	59.6	↑3.2
4/20 19:40	63.0	↑3.4
4/20 19:50	66.5	↑3.5
4/20 20:00	70.2	↑3.7
4/20 20:10	74.1	↑3.9
4/20 20:20	78.1	↑4.0
4/20 20:30	82.2	↑4.1
4/20 20:40	86.4	↑4.2
4/20 20:50	90.6	↑4.2
4/20 21:00	94.8	↑4.2
4/20 21:10	99.1	↑4.3	最大潮位差
4/20 21:20	103.4	↑4.3	最大潮位差
4/20 21:30	107.6	↑4.2
4/20 21:40	111.7	↑4.1
4/20 21:50	115.8	↑4.1
4/20 22:00	119.8	↑4.0
4/20 22:10	123.7	↑3.9
4/20 22:20	127.4	↑3.7
4/20 22:30	130.9	↑3.5
4/20 22:40	134.3	↑3.4
4/20 22:50	137.5	↑3.2
4/20 23:00	140.5	↑3.0
4/20 23:10	143.3	↑2.8
4/20 23:20	145.9	↑2.6
4/20 23:30	148.2	↑2.3
4/20 23:40	150.3	↑2.1
4/20 23:50	152.2	↑1.9