20 (土)	09:55	03:21	21:50	15:48
	348cm	-22cm	340cm	52cm
大潮 出 06:57 入 18:10 出 18:52 入 07:25 潮干狩り ○ 14:43～16:53

口之津（長崎）2038年02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
2/20 00:00	165.4	↓-14.3	最大潮位差
2/20 00:10	151.2	↓-14.2
2/20 00:20	137.0	↓-14.2
2/20 00:30	123.0	↓-14.0
2/20 00:40	109.2	↓-13.8
2/20 00:50	95.7	↓-13.5
2/20 01:00	82.6	↓-13.1
2/20 01:10	69.9	↓-12.7
2/20 01:20	57.7	↓-12.2
2/20 01:30	46.1	↓-11.6
2/20 01:40	35.1	↓-11.0
2/20 01:50	24.9	↓-10.2
2/20 02:00	15.6	↓-9.3
2/20 02:10	7.1	↓-8.5
2/20 02:20	-0.5	↓-7.6
2/20 02:30	-7.0	↓-6.5
2/20 02:40	-12.4	↓-5.4
2/20 02:50	-16.7	↓-4.3
2/20 03:00	-19.8	↓-3.1
2/20 03:10	-21.7	↓-1.9
2/20 03:20	-22.3	↓-0.6	干潮
2/20 03:30	-21.8	↑0.5
2/20 03:40	-20.0	↑1.8
2/20 03:50	-17.1	↑2.9
2/20 04:00	-13.0	↑4.1
2/20 04:10	-7.8	↑5.2
2/20 04:20	-1.6	↑6.2
2/20 04:30	5.5	↑7.1
2/20 04:40	13.6	↑8.1
2/20 04:50	22.4	↑8.8
2/20 05:00	32.0	↑9.6
2/20 05:10	42.3	↑10.3
2/20 05:20	53.2	↑10.9
2/20 05:30	64.6	↑11.4
2/20 05:40	76.5	↑11.9
2/20 05:50	88.8	↑12.3
2/20 06:00	101.5	↑12.7
2/20 06:10	114.6	↑13.1
2/20 06:20	127.9	↑13.3
2/20 06:30	141.4	↑13.5
2/20 06:40	155.2	↑13.8
2/20 06:50	169.1	↑13.9
2/20 07:00	183.0	↑13.9
2/20 07:10	197.1	↑14.1
2/20 07:20	211.0	↑13.9
2/20 07:30	224.9	↑13.9
2/20 07:40	238.5	↑13.6
2/20 07:50	251.8	↑13.3
2/20 08:00	264.7	↑12.9
2/20 08:10	277.1	↑12.4
2/20 08:20	288.8	↑11.7
2/20 08:30	299.8	↑11.0
2/20 08:40	309.8	↑10.0
2/20 08:50	318.8	↑9.0
2/20 09:00	326.8	↑8.0
2/20 09:10	333.5	↑6.7
2/20 09:20	338.9	↑5.4
2/20 09:30	343.0	↑4.1
2/20 09:40	345.8	↑2.8
2/20 09:50	347.1	↑1.3	満潮
2/20 10:00	347.0	↓-0.1
2/20 10:10	345.5	↓-1.5
2/20 10:20	342.7	↓-2.8
2/20 10:30	338.6	↓-4.1
2/20 10:40	333.3	↓-5.3
2/20 10:50	326.8	↓-6.5
2/20 11:00	319.2	↓-7.6
2/20 11:10	310.7	↓-8.5
2/20 11:20	301.3	↓-9.4
2/20 11:30	291.2	↓-10.1
2/20 11:40	280.5	↓-10.7
2/20 11:50	269.2	↓-11.3
2/20 12:00	257.4	↓-11.8
2/20 12:10	245.3	↓-12.1
2/20 12:20	233.0	↓-12.3
2/20 12:30	220.4	↓-12.6
2/20 12:40	207.8	↓-12.6
2/20 12:50	195.1	↓-12.7
2/20 13:00	182.5	↓-12.6
2/20 13:10	170.1	↓-12.4
2/20 13:20	157.8	↓-12.3
2/20 13:30	145.8	↓-12.0
2/20 13:40	134.2	↓-11.6
2/20 13:50	123.0	↓-11.2
2/20 14:00	112.4	↓-10.6
2/20 14:10	102.3	↓-10.1
2/20 14:20	93.0	↓-9.3
2/20 14:30	84.4	↓-8.6
2/20 14:40	76.7	↓-7.7
2/20 14:50	69.9	↓-6.8
2/20 15:00	64.1	↓-5.8
2/20 15:10	59.4	↓-4.7
2/20 15:20	55.7	↓-3.7
2/20 15:30	53.2	↓-2.5
2/20 15:40	51.9	↓-1.3	干潮
2/20 15:50	51.7	↓-0.2
2/20 16:00	52.6	↑0.9
2/20 16:10	54.7	↑2.1
2/20 16:20	57.8	↑3.1
2/20 16:30	62.0	↑4.2
2/20 16:40	67.2	↑5.2
2/20 16:50	73.2	↑6.0
2/20 17:00	80.1	↑6.9
2/20 17:10	87.8	↑7.7
2/20 17:20	96.1	↑8.3
2/20 17:30	105.1	↑9.0
2/20 17:40	114.5	↑9.4
2/20 17:50	124.5	↑10.0
2/20 18:00	134.8	↑10.3
2/20 18:10	145.5	↑10.7
2/20 18:20	156.5	↑11.0
2/20 18:30	167.8	↑11.3
2/20 18:40	179.2	↑11.4
2/20 18:50	190.7	↑11.5
2/20 19:00	202.4	↑11.7
2/20 19:10	214.1	↑11.7
2/20 19:20	225.8	↑11.7
2/20 19:30	237.5	↑11.7
2/20 19:40	248.9	↑11.4
2/20 19:50	260.2	↑11.3
2/20 20:00	271.1	↑10.9
2/20 20:10	281.6	↑10.5
2/20 20:20	291.6	↑10.0
2/20 20:30	301.0	↑9.4
2/20 20:40	309.6	↑8.6
2/20 20:50	317.3	↑7.7
2/20 21:00	324.1	↑6.8
2/20 21:10	329.8	↑5.7
2/20 21:20	334.3	↑4.5
2/20 21:30	337.5	↑3.2
2/20 21:40	339.4	↑1.9	満潮
2/20 21:50	340.0	↑0.6	満潮
2/20 22:00	339.1	↓-0.9
2/20 22:10	336.8	↓-2.3
2/20 22:20	333.1	↓-3.7
2/20 22:30	328.0	↓-5.1
2/20 22:40	321.6	↓-6.4
2/20 22:50	313.9	↓-7.7
2/20 23:00	305.1	↓-8.8
2/20 23:10	295.1	↓-10.0
2/20 23:20	284.1	↓-11.0
2/20 23:30	272.3	↓-11.8
2/20 23:40	259.7	↓-12.6
2/20 23:50	246.4	↓-13.3