20 (木)	04:56	11:02	16:52	23:18
	164cm	57cm	155cm	31cm
中潮 出 05:15 入 17:33 出 08:14 入 19:24

東静内（北海道）2001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	52.2	↑3.2
9/20 00:10	55.6	↑3.4
9/20 00:20	59.4	↑3.8
9/20 00:30	63.5	↑4.1
9/20 00:40	67.8	↑4.3
9/20 00:50	72.4	↑4.6
9/20 01:00	77.2	↑4.8
9/20 01:10	82.1	↑4.9
9/20 01:20	87.2	↑5.1
9/20 01:30	92.3	↑5.1
9/20 01:40	97.6	↑5.3	最大潮位差
9/20 01:50	102.8	↑5.2
9/20 02:00	108.1	↑5.3	最大潮位差
9/20 02:10	113.2	↑5.1
9/20 02:20	118.3	↑5.1
9/20 02:30	123.3	↑5.0
9/20 02:40	128.1	↑4.8
9/20 02:50	132.7	↑4.6
9/20 03:00	137.1	↑4.4
9/20 03:10	141.3	↑4.2
9/20 03:20	145.1	↑3.8
9/20 03:30	148.7	↑3.6
9/20 03:40	151.9	↑3.2
9/20 03:50	154.8	↑2.9
9/20 04:00	157.2	↑2.4
9/20 04:10	159.3	↑2.1
9/20 04:20	161.0	↑1.7
9/20 04:30	162.3	↑1.3
9/20 04:40	163.2	↑0.9
9/20 04:50	163.6	↑0.4	満潮
9/20 05:00	163.6	0
9/20 05:10	163.2	↓-0.4
9/20 05:20	162.4	↓-0.8
9/20 05:30	161.2	↓-1.2
9/20 05:40	159.6	↓-1.6
9/20 05:50	157.6	↓-2.0
9/20 06:00	155.2	↓-2.4
9/20 06:10	152.5	↓-2.7
9/20 06:20	149.5	↓-3.0
9/20 06:30	146.2	↓-3.3
9/20 06:40	142.7	↓-3.5
9/20 06:50	138.9	↓-3.8
9/20 07:00	134.9	↓-4.0
9/20 07:10	130.7	↓-4.2
9/20 07:20	126.4	↓-4.3
9/20 07:30	122.0	↓-4.4
9/20 07:40	117.5	↓-4.5
9/20 07:50	112.9	↓-4.6
9/20 08:00	108.3	↓-4.6
9/20 08:10	103.8	↓-4.5
9/20 08:20	99.3	↓-4.5
9/20 08:30	94.8	↓-4.5
9/20 08:40	90.5	↓-4.3
9/20 08:50	86.4	↓-4.1
9/20 09:00	82.4	↓-4.0
9/20 09:10	78.6	↓-3.8
9/20 09:20	75.0	↓-3.6
9/20 09:30	71.7	↓-3.3
9/20 09:40	68.7	↓-3.0
9/20 09:50	66.0	↓-2.7
9/20 10:00	63.6	↓-2.4
9/20 10:10	61.5	↓-2.1
9/20 10:20	59.7	↓-1.8
9/20 10:30	58.4	↓-1.3
9/20 10:40	57.4	↓-1.0
9/20 10:50	56.7	↓-0.7
9/20 11:00	56.5	↓-0.2	干潮
9/20 11:10	56.6	↑0.1
9/20 11:20	57.2	↑0.6
9/20 11:30	58.1	↑0.9
9/20 11:40	59.3	↑1.2
9/20 11:50	61.0	↑1.7
9/20 12:00	63.0	↑2.0
9/20 12:10	65.3	↑2.3
9/20 12:20	67.9	↑2.6
9/20 12:30	70.9	↑3.0
9/20 12:40	74.1	↑3.2
9/20 12:50	77.6	↑3.5
9/20 13:00	81.3	↑3.7
9/20 13:10	85.2	↑3.9
9/20 13:20	89.3	↑4.1
9/20 13:30	93.5	↑4.2
9/20 13:40	97.8	↑4.3
9/20 13:50	102.2	↑4.4
9/20 14:00	106.6	↑4.4
9/20 14:10	111.0	↑4.4
9/20 14:20	115.4	↑4.4
9/20 14:30	119.7	↑4.3
9/20 14:40	123.9	↑4.2
9/20 14:50	128.0	↑4.1
9/20 15:00	131.8	↑3.8
9/20 15:10	135.5	↑3.7
9/20 15:20	138.9	↑3.4
9/20 15:30	142.1	↑3.2
9/20 15:40	144.9	↑2.8
9/20 15:50	147.5	↑2.6
9/20 16:00	149.7	↑2.2
9/20 16:10	151.5	↑1.8
9/20 16:20	153.0	↑1.5
9/20 16:30	154.0	↑1.0
9/20 16:40	154.7	↑0.7
9/20 16:50	154.9	↑0.2	満潮
9/20 17:00	154.8	↓-0.1
9/20 17:10	154.2	↓-0.6
9/20 17:20	153.2	↓-1.0
9/20 17:30	151.8	↓-1.4
9/20 17:40	150.0	↓-1.8
9/20 17:50	147.8	↓-2.2
9/20 18:00	145.3	↓-2.5
9/20 18:10	142.4	↓-2.9
9/20 18:20	139.2	↓-3.2
9/20 18:30	135.7	↓-3.5
9/20 18:40	131.8	↓-3.9
9/20 18:50	127.8	↓-4.0
9/20 19:00	123.5	↓-4.3
9/20 19:10	119.0	↓-4.5
9/20 19:20	114.3	↓-4.7
9/20 19:30	109.5	↓-4.8
9/20 19:40	104.6	↓-4.9
9/20 19:50	99.6	↓-5.0
9/20 20:00	94.5	↓-5.1
9/20 20:10	89.5	↓-5.0
9/20 20:20	84.5	↓-5.0
9/20 20:30	79.6	↓-4.9
9/20 20:40	74.7	↓-4.9
9/20 20:50	70.0	↓-4.7
9/20 21:00	65.4	↓-4.6
9/20 21:10	61.0	↓-4.4
9/20 21:20	56.8	↓-4.2
9/20 21:30	52.8	↓-4.0
9/20 21:40	49.1	↓-3.7
9/20 21:50	45.7	↓-3.4
9/20 22:00	42.6	↓-3.1
9/20 22:10	39.8	↓-2.8
9/20 22:20	37.4	↓-2.4
9/20 22:30	35.4	↓-2.0
9/20 22:40	33.7	↓-1.7
9/20 22:50	32.4	↓-1.3
9/20 23:00	31.5	↓-0.9
9/20 23:10	31.0	↓-0.5	干潮
9/20 23:20	30.9	↓-0.1
9/20 23:30	31.2	↑0.3
9/20 23:40	31.9	↑0.7
9/20 23:50	33.0	↑1.1