9 (金)	10:11	03:46	22:20	16:25
	333cm	56cm	305cm	73cm
中潮 出 05:43 入 18:34 出 04:33 入 15:52 潮干狩り ○ 15:51～16:59

粟島（香川）2021年04月9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
4/9 00:00	200.8	↓-8.6
4/9 00:10	192.1	↓-8.7
4/9 00:20	183.2	↓-8.9
4/9 00:30	174.3	↓-8.9
4/9 00:40	165.4	↓-8.9
4/9 00:50	156.4	↓-9.0
4/9 01:00	147.6	↓-8.8
4/9 01:10	138.8	↓-8.8
4/9 01:20	130.1	↓-8.7
4/9 01:30	121.7	↓-8.4
4/9 01:40	113.5	↓-8.2
4/9 01:50	105.6	↓-7.9
4/9 02:00	98.0	↓-7.6
4/9 02:10	90.9	↓-7.1
4/9 02:20	84.2	↓-6.7
4/9 02:30	78.1	↓-6.1
4/9 02:40	72.5	↓-5.6
4/9 02:50	67.7	↓-4.8
4/9 03:00	63.6	↓-4.1
4/9 03:10	60.2	↓-3.4
4/9 03:20	57.7	↓-2.5
4/9 03:30	56.0	↓-1.7
4/9 03:40	55.1	↓-0.9	干潮
4/9 03:50	55.1	0
4/9 04:00	56.0	↑0.9
4/9 04:10	57.8	↑1.8
4/9 04:20	60.4	↑2.6
4/9 04:30	63.8	↑3.4
4/9 04:40	67.9	↑4.1
4/9 04:50	72.8	↑4.9
4/9 05:00	78.4	↑5.6
4/9 05:10	84.6	↑6.2
4/9 05:20	91.4	↑6.8
4/9 05:30	98.8	↑7.4
4/9 05:40	106.6	↑7.8
4/9 05:50	115.0	↑8.4
4/9 06:00	123.8	↑8.8
4/9 06:10	132.9	↑9.1
4/9 06:20	142.5	↑9.6
4/9 06:30	152.4	↑9.9
4/9 06:40	162.6	↑10.2
4/9 06:50	173.0	↑10.4
4/9 07:00	183.7	↑10.7
4/9 07:10	194.6	↑10.9
4/9 07:20	205.6	↑11.0
4/9 07:30	216.7	↑11.1	最大潮位差
4/9 07:40	227.7	↑11.0
4/9 07:50	238.7	↑11.0
4/9 08:00	249.5	↑10.8
4/9 08:10	260.1	↑10.6
4/9 08:20	270.3	↑10.2
4/9 08:30	280.0	↑9.7
4/9 08:40	289.2	↑9.2
4/9 08:50	297.7	↑8.5
4/9 09:00	305.4	↑7.7
4/9 09:10	312.3	↑6.9
4/9 09:20	318.3	↑6.0
4/9 09:30	323.2	↑4.9
4/9 09:40	327.1	↑3.9
4/9 09:50	329.8	↑2.7
4/9 10:00	331.5	↑1.7
4/9 10:10	332.0	↑0.5	満潮
4/9 10:20	331.4	↓-0.6
4/9 10:30	329.7	↓-1.7
4/9 10:40	327.0	↓-2.7
4/9 10:50	323.3	↓-3.7
4/9 11:00	318.7	↓-4.6
4/9 11:10	313.1	↓-5.6
4/9 11:20	306.9	↓-6.2
4/9 11:30	299.9	↓-7.0
4/9 11:40	292.3	↓-7.6
4/9 11:50	284.1	↓-8.2
4/9 12:00	275.5	↓-8.6
4/9 12:10	266.4	↓-9.1
4/9 12:20	257.1	↓-9.3
4/9 12:30	247.4	↓-9.7
4/9 12:40	237.5	↓-9.9
4/9 12:50	227.5	↓-10.0
4/9 13:00	217.3	↓-10.2
4/9 13:10	207.0	↓-10.3
4/9 13:20	196.7	↓-10.3
4/9 13:30	186.4	↓-10.3
4/9 13:40	176.2	↓-10.2
4/9 13:50	166.1	↓-10.1
4/9 14:00	156.2	↓-9.9
4/9 14:10	146.5	↓-9.7
4/9 14:20	137.1	↓-9.4
4/9 14:30	128.0	↓-9.1
4/9 14:40	119.5	↓-8.5
4/9 14:50	111.4	↓-8.1
4/9 15:00	103.9	↓-7.5
4/9 15:10	97.1	↓-6.8
4/9 15:20	91.0	↓-6.1
4/9 15:30	85.7	↓-5.3
4/9 15:40	81.2	↓-4.5
4/9 15:50	77.6	↓-3.6
4/9 16:00	74.9	↓-2.7
4/9 16:10	73.1	↓-1.8
4/9 16:20	72.3	↓-0.8	干潮
4/9 16:30	72.4	↑0.1
4/9 16:40	73.4	↑1.0
4/9 16:50	75.3	↑1.9
4/9 17:00	78.0	↑2.7
4/9 17:10	81.5	↑3.5
4/9 17:20	85.9	↑4.4
4/9 17:30	90.9	↑5.0
4/9 17:40	96.6	↑5.7
4/9 17:50	102.9	↑6.3
4/9 18:00	109.8	↑6.9
4/9 18:10	117.1	↑7.3
4/9 18:20	125.0	↑7.9
4/9 18:30	133.2	↑8.2
4/9 18:40	141.9	↑8.7
4/9 18:50	150.8	↑8.9
4/9 19:00	160.1	↑9.3
4/9 19:10	169.6	↑9.5
4/9 19:20	179.3	↑9.7
4/9 19:30	189.1	↑9.8
4/9 19:40	199.1	↑10.0
4/9 19:50	209.0	↑9.9
4/9 20:00	218.9	↑9.9
4/9 20:10	228.7	↑9.8
4/9 20:20	238.3	↑9.6
4/9 20:30	247.6	↑9.3
4/9 20:40	256.6	↑9.0
4/9 20:50	265.0	↑8.4
4/9 21:00	272.8	↑7.8
4/9 21:10	280.0	↑7.2
4/9 21:20	286.4	↑6.4
4/9 21:30	291.9	↑5.5
4/9 21:40	296.6	↑4.7
4/9 21:50	300.2	↑3.6
4/9 22:00	302.8	↑2.6
4/9 22:10	304.3	↑1.5	満潮
4/9 22:20	304.7	↑0.4	満潮
4/9 22:30	304.0	↓-0.7
4/9 22:40	302.3	↓-1.7
4/9 22:50	299.5	↓-2.8
4/9 23:00	295.7	↓-3.8
4/9 23:10	291.0	↓-4.7
4/9 23:20	285.4	↓-5.6
4/9 23:30	279.0	↓-6.4
4/9 23:40	271.9	↓-7.1
4/9 23:50	264.2	↓-7.7