20 (火)	08:42	02:43	21:03	14:54
	181cm	32cm	185cm	21cm
大潮 出 05:46 入 18:57 出 18:26 入 04:54 潮干狩り ◎ 13:20～16:26

勝本（長崎）2027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	89.9	↓-6.2
4/20 00:10	83.9	↓-6.0
4/20 00:20	78.0	↓-5.9
4/20 00:30	72.4	↓-5.6
4/20 00:40	66.9	↓-5.5
4/20 00:50	61.8	↓-5.1
4/20 01:00	56.9	↓-4.9
4/20 01:10	52.4	↓-4.5
4/20 01:20	48.2	↓-4.2
4/20 01:30	44.5	↓-3.7
4/20 01:40	41.2	↓-3.3
4/20 01:50	38.3	↓-2.9
4/20 02:00	35.9	↓-2.4
4/20 02:10	34.0	↓-1.9
4/20 02:20	32.6	↓-1.4
4/20 02:30	31.7	↓-0.9
4/20 02:40	31.3	↓-0.4	干潮
4/20 02:50	31.4	↑0.1
4/20 03:00	32.1	↑0.7
4/20 03:10	33.4	↑1.3
4/20 03:20	35.1	↑1.7
4/20 03:30	37.3	↑2.2
4/20 03:40	40.1	↑2.8
4/20 03:50	43.4	↑3.3
4/20 04:00	47.1	↑3.7
4/20 04:10	51.2	↑4.1
4/20 04:20	55.8	↑4.6
4/20 04:30	60.8	↑5.0
4/20 04:40	66.1	↑5.3
4/20 04:50	71.7	↑5.6
4/20 05:00	77.6	↑5.9
4/20 05:10	83.7	↑6.1
4/20 05:20	90.0	↑6.3
4/20 05:30	96.4	↑6.4
4/20 05:40	103.0	↑6.6
4/20 05:50	109.5	↑6.5
4/20 06:00	116.1	↑6.6
4/20 06:10	122.6	↑6.5
4/20 06:20	128.9	↑6.3
4/20 06:30	135.1	↑6.2
4/20 06:40	141.1	↑6.0
4/20 06:50	146.8	↑5.7
4/20 07:00	152.2	↑5.4
4/20 07:10	157.2	↑5.0
4/20 07:20	161.8	↑4.6
4/20 07:30	166.0	↑4.2
4/20 07:40	169.7	↑3.7
4/20 07:50	172.9	↑3.2
4/20 08:00	175.6	↑2.7
4/20 08:10	177.7	↑2.1
4/20 08:20	179.2	↑1.5
4/20 08:30	180.2	↑1.0
4/20 08:40	180.5	↑0.3	満潮
4/20 08:50	180.3	↓-0.2
4/20 09:00	179.4	↓-0.9
4/20 09:10	178.0	↓-1.4
4/20 09:20	176.0	↓-2.0
4/20 09:30	173.4	↓-2.6
4/20 09:40	170.3	↓-3.1
4/20 09:50	166.7	↓-3.6
4/20 10:00	162.6	↓-4.1
4/20 10:10	158.1	↓-4.5
4/20 10:20	153.1	↓-5.0
4/20 10:30	147.8	↓-5.3
4/20 10:40	142.1	↓-5.7
4/20 10:50	136.1	↓-6.0
4/20 11:00	129.9	↓-6.2
4/20 11:10	123.5	↓-6.4
4/20 11:20	116.9	↓-6.6
4/20 11:30	110.3	↓-6.6
4/20 11:40	103.5	↓-6.8
4/20 11:50	96.8	↓-6.7
4/20 12:00	90.1	↓-6.7
4/20 12:10	83.5	↓-6.6
4/20 12:20	77.0	↓-6.5
4/20 12:30	70.7	↓-6.3
4/20 12:40	64.7	↓-6.0
4/20 12:50	58.8	↓-5.9
4/20 13:00	53.3	↓-5.5
4/20 13:10	48.1	↓-5.2
4/20 13:20	43.3	↓-4.8
4/20 13:30	38.8	↓-4.5
4/20 13:40	34.8	↓-4.0
4/20 13:50	31.3	↓-3.5
4/20 14:00	28.2	↓-3.1
4/20 14:10	25.6	↓-2.6
4/20 14:20	23.6	↓-2.0
4/20 14:30	22.0	↓-1.6
4/20 14:40	21.0	↓-1.0
4/20 14:50	20.6	↓-0.4	干潮
4/20 15:00	20.7	↑0.1
4/20 15:10	21.3	↑0.6
4/20 15:20	22.5	↑1.2
4/20 15:30	24.3	↑1.8
4/20 15:40	26.6	↑2.3
4/20 15:50	29.4	↑2.8
4/20 16:00	32.7	↑3.3
4/20 16:10	36.6	↑3.9
4/20 16:20	40.9	↑4.3
4/20 16:30	45.6	↑4.7
4/20 16:40	50.7	↑5.1
4/20 16:50	56.2	↑5.5
4/20 17:00	62.1	↑5.9
4/20 17:10	68.3	↑6.2
4/20 17:20	74.7	↑6.4
4/20 17:30	81.4	↑6.7
4/20 17:40	88.2	↑6.8
4/20 17:50	95.1	↑6.9
4/20 18:00	102.1	↑7.0
4/20 18:10	109.2	↑7.1	最大潮位差
4/20 18:20	116.2	↑7.0
4/20 18:30	123.1	↑6.9
4/20 18:40	129.9	↑6.8
4/20 18:50	136.4	↑6.5
4/20 19:00	142.8	↑6.4
4/20 19:10	148.8	↑6.0
4/20 19:20	154.6	↑5.8
4/20 19:30	159.9	↑5.3
4/20 19:40	164.8	↑4.9
4/20 19:50	169.2	↑4.4
4/20 20:00	173.2	↑4.0
4/20 20:10	176.6	↑3.4
4/20 20:20	179.4	↑2.8
4/20 20:30	181.7	↑2.3
4/20 20:40	183.4	↑1.7
4/20 20:50	184.5	↑1.1
4/20 21:00	184.9	↑0.4	満潮
4/20 21:10	184.7	↓-0.2
4/20 21:20	184.0	↓-0.7
4/20 21:30	182.6	↓-1.4
4/20 21:40	180.6	↓-2.0
4/20 21:50	178.1	↓-2.5
4/20 22:00	175.0	↓-3.1
4/20 22:10	171.4	↓-3.6
4/20 22:20	167.3	↓-4.1
4/20 22:30	162.7	↓-4.6
4/20 22:40	157.8	↓-4.9
4/20 22:50	152.4	↓-5.4
4/20 23:00	146.8	↓-5.6
4/20 23:10	140.9	↓-5.9
4/20 23:20	134.7	↓-6.2
4/20 23:30	128.4	↓-6.3
4/20 23:40	121.9	↓-6.5
4/20 23:50	115.4	↓-6.5