20 (水)	00:23	06:12	11:55	18:35
	231cm	105cm	220cm	48cm
中潮 出 05:47 入 18:57 出 23:50 入 09:37 潮干狩り ○ 17:24～18:57

志々伎湾（長崎）2033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	229.4	↑1.6
4/20 00:10	230.3	↑0.9
4/20 00:20	230.8	↑0.5	満潮
4/20 00:30	230.6	↓-0.2
4/20 00:40	229.9	↓-0.7
4/20 00:50	228.6	↓-1.3
4/20 01:00	226.8	↓-1.8
4/20 01:10	224.6	↓-2.2
4/20 01:20	221.8	↓-2.8
4/20 01:30	218.6	↓-3.2
4/20 01:40	214.9	↓-3.7
4/20 01:50	210.9	↓-4.0
4/20 02:00	206.5	↓-4.4
4/20 02:10	201.8	↓-4.7
4/20 02:20	196.9	↓-4.9
4/20 02:30	191.7	↓-5.2
4/20 02:40	186.3	↓-5.4
4/20 02:50	180.8	↓-5.5
4/20 03:00	175.2	↓-5.6
4/20 03:10	169.6	↓-5.6
4/20 03:20	163.9	↓-5.7
4/20 03:30	158.3	↓-5.6
4/20 03:40	152.8	↓-5.5
4/20 03:50	147.4	↓-5.4
4/20 04:00	142.1	↓-5.3
4/20 04:10	137.1	↓-5.0
4/20 04:20	132.3	↓-4.8
4/20 04:30	127.8	↓-4.5
4/20 04:40	123.7	↓-4.1
4/20 04:50	119.9	↓-3.8
4/20 05:00	116.4	↓-3.5
4/20 05:10	113.4	↓-3.0
4/20 05:20	110.8	↓-2.6
4/20 05:30	108.6	↓-2.2
4/20 05:40	106.9	↓-1.7
4/20 05:50	105.7	↓-1.2
4/20 06:00	105.0	↓-0.7
4/20 06:10	104.7	↓-0.3	干潮
4/20 06:20	104.9	↑0.2
4/20 06:30	105.6	↑0.7
4/20 06:40	106.8	↑1.2
4/20 06:50	108.4	↑1.6
4/20 07:00	110.5	↑2.1
4/20 07:10	113.0	↑2.5
4/20 07:20	115.9	↑2.9
4/20 07:30	119.2	↑3.3
4/20 07:40	122.8	↑3.6
4/20 07:50	126.8	↑4.0
4/20 08:00	131.0	↑4.2
4/20 08:10	135.5	↑4.5
4/20 08:20	140.3	↑4.8
4/20 08:30	145.2	↑4.9
4/20 08:40	150.3	↑5.1
4/20 08:50	155.4	↑5.1
4/20 09:00	160.6	↑5.2
4/20 09:10	165.9	↑5.3
4/20 09:20	171.1	↑5.2
4/20 09:30	176.2	↑5.1
4/20 09:40	181.2	↑5.0
4/20 09:50	186.1	↑4.9
4/20 10:00	190.8	↑4.7
4/20 10:10	195.2	↑4.4
4/20 10:20	199.4	↑4.2
4/20 10:30	203.3	↑3.9
4/20 10:40	206.8	↑3.5
4/20 10:50	210.0	↑3.2
4/20 11:00	212.8	↑2.8
4/20 11:10	215.1	↑2.3
4/20 11:20	217.0	↑1.9
4/20 11:30	218.5	↑1.5
4/20 11:40	219.4	↑0.9
4/20 11:50	219.9	↑0.5	満潮
4/20 12:00	219.9	0
4/20 12:10	219.4	↓-0.5
4/20 12:20	218.3	↓-1.1
4/20 12:30	216.8	↓-1.5
4/20 12:40	214.7	↓-2.1
4/20 12:50	212.2	↓-2.5
4/20 13:00	209.2	↓-3.0
4/20 13:10	205.7	↓-3.5
4/20 13:20	201.7	↓-4.0
4/20 13:30	197.4	↓-4.3
4/20 13:40	192.6	↓-4.8
4/20 13:50	187.5	↓-5.1
4/20 14:00	182.0	↓-5.5
4/20 14:10	176.3	↓-5.7
4/20 14:20	170.3	↓-6.0
4/20 14:30	164.0	↓-6.3
4/20 14:40	157.5	↓-6.5
4/20 14:50	150.9	↓-6.6
4/20 15:00	144.2	↓-6.7
4/20 15:10	137.4	↓-6.8	最大潮位差
4/20 15:20	130.6	↓-6.8	最大潮位差
4/20 15:30	123.8	↓-6.8	最大潮位差
4/20 15:40	117.1	↓-6.7
4/20 15:50	110.4	↓-6.7
4/20 16:00	103.9	↓-6.5
4/20 16:10	97.6	↓-6.3
4/20 16:20	91.6	↓-6.0
4/20 16:30	85.8	↓-5.8
4/20 16:40	80.3	↓-5.5
4/20 16:50	75.1	↓-5.2
4/20 17:00	70.3	↓-4.8
4/20 17:10	65.9	↓-4.4
4/20 17:20	61.9	↓-4.0
4/20 17:30	58.4	↓-3.5
4/20 17:40	55.4	↓-3.0
4/20 17:50	52.8	↓-2.6
4/20 18:00	50.8	↓-2.0
4/20 18:10	49.3	↓-1.5
4/20 18:20	48.3	↓-1.0
4/20 18:30	47.8	↓-0.5	干潮
4/20 18:40	47.9	↑0.1
4/20 18:50	48.5	↑0.6
4/20 19:00	49.6	↑1.1
4/20 19:10	51.3	↑1.7
4/20 19:20	53.5	↑2.2
4/20 19:30	56.1	↑2.6
4/20 19:40	59.3	↑3.2
4/20 19:50	62.8	↑3.5
4/20 20:00	66.8	↑4.0
4/20 20:10	71.3	↑4.5
4/20 20:20	76.0	↑4.7
4/20 20:30	81.2	↑5.2
4/20 20:40	86.6	↑5.4
4/20 20:50	92.3	↑5.7
4/20 21:00	98.2	↑5.9
4/20 21:10	104.4	↑6.2
4/20 21:20	110.6	↑6.2
4/20 21:30	117.1	↑6.5
4/20 21:40	123.5	↑6.4
4/20 21:50	130.1	↑6.6
4/20 22:00	136.6	↑6.5
4/20 22:10	143.0	↑6.4
4/20 22:20	149.4	↑6.4
4/20 22:30	155.7	↑6.3
4/20 22:40	161.8	↑6.1
4/20 22:50	167.7	↑5.9
4/20 23:00	173.4	↑5.7
4/20 23:10	178.8	↑5.4
4/20 23:20	183.9	↑5.1
4/20 23:30	188.7	↑4.8
4/20 23:40	193.2	↑4.5
4/20 23:50	197.3	↑4.1