20 (火)	00:54	07:18	12:18	18:59
	358cm	146cm	287cm	35cm
中潮 出 04:55 入 19:21 出 06:14 入 21:21 潮干狩り ◎ 17:09～19:21

粟島（香川）2023年06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
6/20 00:00	343.6	↑5.6
6/20 00:10	348.2	↑4.6
6/20 00:20	351.9	↑3.7
6/20 00:30	354.6	↑2.7
6/20 00:40	356.3	↑1.7
6/20 00:50	357.1	↑0.8	満潮
6/20 01:00	356.9	↓-0.2
6/20 01:10	355.8	↓-1.1
6/20 01:20	353.7	↓-2.1
6/20 01:30	350.8	↓-2.9
6/20 01:40	347.1	↓-3.7
6/20 01:50	342.6	↓-4.5
6/20 02:00	337.5	↓-5.1
6/20 02:10	331.7	↓-5.8
6/20 02:20	325.5	↓-6.2
6/20 02:30	318.7	↓-6.8
6/20 02:40	311.7	↓-7.0
6/20 02:50	304.3	↓-7.4
6/20 03:00	296.8	↓-7.5
6/20 03:10	289.1	↓-7.7
6/20 03:20	281.3	↓-7.8
6/20 03:30	273.4	↓-7.9
6/20 03:40	265.6	↓-7.8
6/20 03:50	257.8	↓-7.8
6/20 04:00	250.0	↓-7.8
6/20 04:10	242.4	↓-7.6
6/20 04:20	234.8	↓-7.6
6/20 04:30	227.3	↓-7.5
6/20 04:40	220.0	↓-7.3
6/20 04:50	212.7	↓-7.3
6/20 05:00	205.6	↓-7.1
6/20 05:10	198.7	↓-6.9
6/20 05:20	192.0	↓-6.7
6/20 05:30	185.5	↓-6.5
6/20 05:40	179.3	↓-6.2
6/20 05:50	173.5	↓-5.8
6/20 06:00	168.0	↓-5.5
6/20 06:10	163.0	↓-5.0
6/20 06:20	158.4	↓-4.6
6/20 06:30	154.5	↓-3.9
6/20 06:40	151.2	↓-3.3
6/20 06:50	148.7	↓-2.5
6/20 07:00	146.8	↓-1.9
6/20 07:10	145.8	↓-1.0	干潮
6/20 07:20	145.6	↓-0.2
6/20 07:30	146.2	↑0.6
6/20 07:40	147.7	↑1.5
6/20 07:50	150.0	↑2.3
6/20 08:00	153.2	↑3.2
6/20 08:10	157.0	↑3.8
6/20 08:20	161.6	↑4.6
6/20 08:30	166.9	↑5.3
6/20 08:40	172.7	↑5.8
6/20 08:50	179.0	↑6.3
6/20 09:00	185.7	↑6.7
6/20 09:10	192.7	↑7.0
6/20 09:20	199.9	↑7.2
6/20 09:30	207.2	↑7.3
6/20 09:40	214.6	↑7.4
6/20 09:50	221.9	↑7.3
6/20 10:00	229.1	↑7.2
6/20 10:10	236.0	↑6.9
6/20 10:20	242.8	↑6.8
6/20 10:30	249.2	↑6.4
6/20 10:40	255.2	↑6.0
6/20 10:50	260.8	↑5.6
6/20 11:00	266.0	↑5.2
6/20 11:10	270.6	↑4.6
6/20 11:20	274.7	↑4.1
6/20 11:30	278.3	↑3.6
6/20 11:40	281.2	↑2.9
6/20 11:50	283.4	↑2.2
6/20 12:00	285.0	↑1.6
6/20 12:10	285.8	↑0.8	満潮
6/20 12:20	286.0	↑0.2
6/20 12:30	285.3	↓-0.7
6/20 12:40	283.9	↓-1.4
6/20 12:50	281.7	↓-2.2
6/20 13:00	278.7	↓-3.0
6/20 13:10	274.8	↓-3.9
6/20 13:20	270.2	↓-4.6
6/20 13:30	264.9	↓-5.3
6/20 13:40	258.8	↓-6.1
6/20 13:50	252.0	↓-6.8
6/20 14:00	244.6	↓-7.4
6/20 14:10	236.6	↓-8.0
6/20 14:20	228.1	↓-8.5
6/20 14:30	219.2	↓-8.9
6/20 14:40	210.0	↓-9.2
6/20 14:50	200.5	↓-9.5
6/20 15:00	190.8	↓-9.7
6/20 15:10	181.0	↓-9.8
6/20 15:20	171.2	↓-9.8
6/20 15:30	161.5	↓-9.7
6/20 15:40	151.9	↓-9.6
6/20 15:50	142.4	↓-9.5
6/20 16:00	133.2	↓-9.2
6/20 16:10	124.2	↓-9.0
6/20 16:20	115.4	↓-8.8
6/20 16:30	107.0	↓-8.4
6/20 16:40	98.9	↓-8.1
6/20 16:50	91.2	↓-7.7
6/20 17:00	83.8	↓-7.4
6/20 17:10	76.8	↓-7.0
6/20 17:20	70.2	↓-6.6
6/20 17:30	64.0	↓-6.2
6/20 17:40	58.3	↓-5.7
6/20 17:50	53.1	↓-5.2
6/20 18:00	48.3	↓-4.8
6/20 18:10	44.2	↓-4.1
6/20 18:20	40.7	↓-3.5
6/20 18:30	38.0	↓-2.7
6/20 18:40	36.0	↓-2.0
6/20 18:50	34.8	↓-1.2	干潮
6/20 19:00	34.5	↓-0.3
6/20 19:10	35.1	↑0.6
6/20 19:20	36.7	↑1.6
6/20 19:30	39.4	↑2.7
6/20 19:40	43.1	↑3.7
6/20 19:50	47.9	↑4.8
6/20 20:00	53.7	↑5.8
6/20 20:10	60.6	↑6.9
6/20 20:20	68.4	↑7.8
6/20 20:30	77.3	↑8.9
6/20 20:40	87.0	↑9.7
6/20 20:50	97.5	↑10.5
6/20 21:00	108.7	↑11.2
6/20 21:10	120.6	↑11.9
6/20 21:20	132.9	↑12.3
6/20 21:30	145.7	↑12.8
6/20 21:40	158.7	↑13.0
6/20 21:50	171.9	↑13.2
6/20 22:00	185.1	↑13.2
6/20 22:10	198.4	↑13.3	最大潮位差
6/20 22:20	211.4	↑13.0
6/20 22:30	224.3	↑12.9
6/20 22:40	236.8	↑12.5
6/20 22:50	249.0	↑12.2
6/20 23:00	260.7	↑11.7
6/20 23:10	271.9	↑11.2
6/20 23:20	282.6	↑10.7
6/20 23:30	292.6	↑10.0
6/20 23:40	302.0	↑9.4
6/20 23:50	310.7	↑8.7