20 (日)	06:40	00:42	19:13	13:01
	258cm	52cm	269cm	25cm
大潮 出 05:46 入 18:52 出 04:33 入 17:33 潮干狩り ◎ 11:21～14:37

薩摩川内（鹿児島）2031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	58.1	↓-3.2
4/20 00:10	55.5	↓-2.6
4/20 00:20	53.6	↓-1.9
4/20 00:30	52.4	↓-1.2
4/20 00:40	52.0	↓-0.4	干潮
4/20 00:50	52.3	↑0.3
4/20 01:00	53.3	↑1.0
4/20 01:10	55.0	↑1.7
4/20 01:20	57.5	↑2.5
4/20 01:30	60.7	↑3.2
4/20 01:40	64.6	↑3.9
4/20 01:50	69.2	↑4.6
4/20 02:00	74.4	↑5.2
4/20 02:10	80.2	↑5.8
4/20 02:20	86.6	↑6.4
4/20 02:30	93.5	↑6.9
4/20 02:40	100.9	↑7.4
4/20 02:50	108.8	↑7.9
4/20 03:00	117.0	↑8.2
4/20 03:10	125.5	↑8.5
4/20 03:20	134.2	↑8.7
4/20 03:30	143.2	↑9.0
4/20 03:40	152.2	↑9.0
4/20 03:50	161.3	↑9.1
4/20 04:00	170.3	↑9.0
4/20 04:10	179.2	↑8.9
4/20 04:20	188.0	↑8.8
4/20 04:30	196.5	↑8.5
4/20 04:40	204.6	↑8.1
4/20 04:50	212.4	↑7.8
4/20 05:00	219.7	↑7.3
4/20 05:10	226.5	↑6.8
4/20 05:20	232.7	↑6.2
4/20 05:30	238.3	↑5.6
4/20 05:40	243.3	↑5.0
4/20 05:50	247.5	↑4.2
4/20 06:00	251.0	↑3.5
4/20 06:10	253.7	↑2.7
4/20 06:20	255.7	↑2.0
4/20 06:30	256.8	↑1.1	満潮
4/20 06:40	257.1	↑0.3	満潮
4/20 06:50	256.6	↓-0.5
4/20 07:00	255.3	↓-1.3
4/20 07:10	253.2	↓-2.1
4/20 07:20	250.4	↓-2.8
4/20 07:30	246.7	↓-3.7
4/20 07:40	242.4	↓-4.3
4/20 07:50	237.3	↓-5.1
4/20 08:00	231.6	↓-5.7
4/20 08:10	225.3	↓-6.3
4/20 08:20	218.4	↓-6.9
4/20 08:30	211.0	↓-7.4
4/20 08:40	203.1	↓-7.9
4/20 08:50	194.8	↓-8.3
4/20 09:00	186.2	↓-8.6
4/20 09:10	177.2	↓-9.0
4/20 09:20	168.1	↓-9.1
4/20 09:30	158.7	↓-9.4
4/20 09:40	149.3	↓-9.4
4/20 09:50	139.8	↓-9.5
4/20 10:00	130.3	↓-9.5
4/20 10:10	120.9	↓-9.4
4/20 10:20	111.7	↓-9.2
4/20 10:30	102.6	↓-9.1
4/20 10:40	93.8	↓-8.8
4/20 10:50	85.3	↓-8.5
4/20 11:00	77.2	↓-8.1
4/20 11:10	69.4	↓-7.8
4/20 11:20	62.2	↓-7.2
4/20 11:30	55.5	↓-6.7
4/20 11:40	49.3	↓-6.2
4/20 11:50	43.8	↓-5.5
4/20 12:00	38.9	↓-4.9
4/20 12:10	34.7	↓-4.2
4/20 12:20	31.2	↓-3.5
4/20 12:30	28.4	↓-2.8
4/20 12:40	26.4	↓-2.0
4/20 12:50	25.2	↓-1.2
4/20 13:00	24.9	↓-0.3	干潮
4/20 13:10	25.3	↑0.4
4/20 13:20	26.5	↑1.2
4/20 13:30	28.6	↑2.1
4/20 13:40	31.5	↑2.9
4/20 13:50	35.2	↑3.7
4/20 14:00	39.7	↑4.5
4/20 14:10	44.9	↑5.2
4/20 14:20	50.8	↑5.9
4/20 14:30	57.5	↑6.7
4/20 14:40	64.8	↑7.3
4/20 14:50	72.6	↑7.8
4/20 15:00	81.1	↑8.5
4/20 15:10	90.0	↑8.9
4/20 15:20	99.3	↑9.3
4/20 15:30	109.0	↑9.7
4/20 15:40	119.0	↑10.0
4/20 15:50	129.2	↑10.2
4/20 16:00	139.6	↑10.4	最大潮位差
4/20 16:10	150.0	↑10.4	最大潮位差
4/20 16:20	160.4	↑10.4	最大潮位差
4/20 16:30	170.7	↑10.3
4/20 16:40	180.8	↑10.1
4/20 16:50	190.7	↑9.9
4/20 17:00	200.2	↑9.5
4/20 17:10	209.4	↑9.2
4/20 17:20	218.1	↑8.7
4/20 17:30	226.3	↑8.2
4/20 17:40	233.8	↑7.5
4/20 17:50	240.8	↑7.0
4/20 18:00	247.0	↑6.2
4/20 18:10	252.6	↑5.6
4/20 18:20	257.3	↑4.7
4/20 18:30	261.3	↑4.0
4/20 18:40	264.4	↑3.1
4/20 18:50	266.7	↑2.3
4/20 19:00	268.2	↑1.5
4/20 19:10	268.8	↑0.6	満潮
4/20 19:20	268.6	↓-0.2
4/20 19:30	267.5	↓-1.1
4/20 19:40	265.6	↓-1.9
4/20 19:50	263.0	↓-2.6
4/20 20:00	259.5	↓-3.5
4/20 20:10	255.4	↓-4.1
4/20 20:20	250.5	↓-4.9
4/20 20:30	245.0	↓-5.5
4/20 20:40	238.9	↓-6.1
4/20 20:50	232.3	↓-6.6
4/20 21:00	225.1	↓-7.2
4/20 21:10	217.5	↓-7.6
4/20 21:20	209.5	↓-8.0
4/20 21:30	201.2	↓-8.3
4/20 21:40	192.6	↓-8.6
4/20 21:50	183.8	↓-8.8
4/20 22:00	174.9	↓-8.9
4/20 22:10	165.8	↓-9.1
4/20 22:20	156.8	↓-9.0
4/20 22:30	147.8	↓-9.0
4/20 22:40	138.8	↓-9.0
4/20 22:50	130.1	↓-8.7
4/20 23:00	121.5	↓-8.6
4/20 23:10	113.3	↓-8.2
4/20 23:20	105.3	↓-8.0
4/20 23:30	97.8	↓-7.5
4/20 23:40	90.6	↓-7.2
4/20 23:50	84.0	↓-6.6