20 (日)	00:50	07:17	13:14	19:39
	385cm	59cm	387cm	75cm
中潮 出 05:53 入 18:06 出 08:45 入 20:09 潮干狩り ○ 06:15～08:13

粟島（香川）2020年09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
9/20 00:00	370.2	↑6.3
9/20 00:10	375.4	↑5.2
9/20 00:20	379.5	↑4.1
9/20 00:30	382.5	↑3.0
9/20 00:40	384.2	↑1.7	満潮
9/20 00:50	384.7	↑0.5	満潮
9/20 01:00	384.1	↓-0.6
9/20 01:10	382.2	↓-1.9
9/20 01:20	379.1	↓-3.1
9/20 01:30	374.9	↓-4.2
9/20 01:40	369.4	↓-5.5
9/20 01:50	362.9	↓-6.5
9/20 02:00	355.3	↓-7.6
9/20 02:10	346.7	↓-8.6
9/20 02:20	337.2	↓-9.5
9/20 02:30	326.8	↓-10.4
9/20 02:40	315.6	↓-11.2
9/20 02:50	303.9	↓-11.7
9/20 03:00	291.5	↓-12.4
9/20 03:10	278.8	↓-12.7
9/20 03:20	265.7	↓-13.1
9/20 03:30	252.5	↓-13.2
9/20 03:40	239.1	↓-13.4
9/20 03:50	225.8	↓-13.3
9/20 04:00	212.6	↓-13.2
9/20 04:10	199.6	↓-13.0
9/20 04:20	186.9	↓-12.7
9/20 04:30	174.5	↓-12.4
9/20 04:40	162.6	↓-11.9
9/20 04:50	151.1	↓-11.5
9/20 05:00	140.1	↓-11.0
9/20 05:10	129.6	↓-10.5
9/20 05:20	119.7	↓-9.9
9/20 05:30	110.5	↓-9.2
9/20 05:40	101.8	↓-8.7
9/20 05:50	93.8	↓-8.0
9/20 06:00	86.5	↓-7.3
9/20 06:10	80.0	↓-6.5
9/20 06:20	74.2	↓-5.8
9/20 06:30	69.2	↓-5.0
9/20 06:40	65.1	↓-4.1
9/20 06:50	61.9	↓-3.2
9/20 07:00	59.7	↓-2.2
9/20 07:10	58.5	↓-1.2	干潮
9/20 07:20	58.4	↓-0.1
9/20 07:30	59.5	↑1.1
9/20 07:40	61.7	↑2.2
9/20 07:50	65.2	↑3.5
9/20 08:00	69.9	↑4.7
9/20 08:10	75.8	↑5.9
9/20 08:20	82.9	↑7.1
9/20 08:30	91.3	↑8.4
9/20 08:40	100.7	↑9.4
9/20 08:50	111.3	↑10.6
9/20 09:00	122.8	↑11.5
9/20 09:10	135.2	↑12.4
9/20 09:20	148.4	↑13.2
9/20 09:30	162.2	↑13.8
9/20 09:40	176.5	↑14.3
9/20 09:50	191.1	↑14.6
9/20 10:00	206.0	↑14.9
9/20 10:10	221.0	↑15.0	最大潮位差
9/20 10:20	235.9	↑14.9
9/20 10:30	250.5	↑14.6
9/20 10:40	264.9	↑14.4
9/20 10:50	278.8	↑13.9
9/20 11:00	292.2	↑13.4
9/20 11:10	304.9	↑12.7
9/20 11:20	317.0	↑12.1
9/20 11:30	328.2	↑11.2
9/20 11:40	338.5	↑10.3
9/20 11:50	348.0	↑9.5
9/20 12:00	356.4	↑8.4
9/20 12:10	363.9	↑7.5
9/20 12:20	370.4	↑6.5
9/20 12:30	375.8	↑5.4
9/20 12:40	380.1	↑4.3
9/20 12:50	383.3	↑3.2
9/20 13:00	385.4	↑2.1
9/20 13:10	386.3	↑0.9	満潮
9/20 13:20	386.2	↓-0.1
9/20 13:30	384.8	↓-1.4
9/20 13:40	382.4	↓-2.4
9/20 13:50	378.8	↓-3.6
9/20 14:00	374.1	↓-4.7
9/20 14:10	368.4	↓-5.7
9/20 14:20	361.6	↓-6.8
9/20 14:30	353.8	↓-7.8
9/20 14:40	345.1	↓-8.7
9/20 14:50	335.6	↓-9.5
9/20 15:00	325.3	↓-10.3
9/20 15:10	314.4	↓-10.9
9/20 15:20	302.9	↓-11.5
9/20 15:30	290.9	↓-12.0
9/20 15:40	278.6	↓-12.3
9/20 15:50	266.1	↓-12.5
9/20 16:00	253.4	↓-12.7
9/20 16:10	240.6	↓-12.8
9/20 16:20	227.9	↓-12.7
9/20 16:30	215.4	↓-12.5
9/20 16:40	203.0	↓-12.4
9/20 16:50	191.0	↓-12.0
9/20 17:00	179.3	↓-11.7
9/20 17:10	168.1	↓-11.2
9/20 17:20	157.3	↓-10.8
9/20 17:30	147.0	↓-10.3
9/20 17:40	137.2	↓-9.8
9/20 17:50	128.0	↓-9.2
9/20 18:00	119.4	↓-8.6
9/20 18:10	111.4	↓-8.0
9/20 18:20	104.1	↓-7.3
9/20 18:30	97.5	↓-6.6
9/20 18:40	91.6	↓-5.9
9/20 18:50	86.6	↓-5.0
9/20 19:00	82.3	↓-4.3
9/20 19:10	79.0	↓-3.3
9/20 19:20	76.6	↓-2.4
9/20 19:30	75.3	↓-1.3	干潮
9/20 19:40	75.0	↓-0.3
9/20 19:50	75.8	↑0.8
9/20 20:00	77.8	↑2.0
9/20 20:10	80.9	↑3.1
9/20 20:20	85.3	↑4.4
9/20 20:30	90.9	↑5.6
9/20 20:40	97.7	↑6.8
9/20 20:50	105.7	↑8.0
9/20 21:00	114.8	↑9.1
9/20 21:10	124.9	↑10.1
9/20 21:20	136.1	↑11.2
9/20 21:30	148.0	↑11.9
9/20 21:40	160.8	↑12.8
9/20 21:50	174.1	↑13.3
9/20 22:00	187.9	↑13.8
9/20 22:10	202.1	↑14.2
9/20 22:20	216.4	↑14.3
9/20 22:30	230.7	↑14.3
9/20 22:40	244.9	↑14.2
9/20 22:50	258.9	↑14.0
9/20 23:00	272.4	↑13.5
9/20 23:10	285.4	↑13.0
9/20 23:20	297.8	↑12.4
9/20 23:30	309.5	↑11.7
9/20 23:40	320.4	↑10.9
9/20 23:50	330.4	↑10.0