7 (木)	03:42	09:46	15:45	22:01
	138cm	45cm	135cm	30cm
大潮 出 05:22 入 16:50 出 05:51 入 17:26

根室（北海道）2021年10月7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
10/7 00:00	74.7	↑3.9
10/7 00:10	78.7	↑4.0
10/7 00:20	82.7	↑4.0
10/7 00:30	86.8	↑4.1
10/7 00:40	91.0	↑4.2
10/7 00:50	95.1	↑4.1
10/7 01:00	99.1	↑4.0
10/7 01:10	103.1	↑4.0
10/7 01:20	107.0	↑3.9
10/7 01:30	110.8	↑3.8
10/7 01:40	114.4	↑3.6
10/7 01:50	117.8	↑3.4
10/7 02:00	121.0	↑3.2
10/7 02:10	124.0	↑3.0
10/7 02:20	126.7	↑2.7
10/7 02:30	129.2	↑2.5
10/7 02:40	131.3	↑2.1
10/7 02:50	133.2	↑1.9
10/7 03:00	134.8	↑1.6
10/7 03:10	136.0	↑1.2
10/7 03:20	136.9	↑0.9
10/7 03:30	137.4	↑0.5
10/7 03:40	137.6	↑0.2	満潮
10/7 03:50	137.5	↓-0.1
10/7 04:00	137.0	↓-0.5
10/7 04:10	136.1	↓-0.9
10/7 04:20	135.0	↓-1.1
10/7 04:30	133.5	↓-1.5
10/7 04:40	131.7	↓-1.8
10/7 04:50	129.6	↓-2.1
10/7 05:00	127.2	↓-2.4
10/7 05:10	124.5	↓-2.7
10/7 05:20	121.6	↓-2.9
10/7 05:30	118.5	↓-3.1
10/7 05:40	115.1	↓-3.4
10/7 05:50	111.6	↓-3.5
10/7 06:00	108.0	↓-3.6
10/7 06:10	104.2	↓-3.8
10/7 06:20	100.3	↓-3.9
10/7 06:30	96.4	↓-3.9
10/7 06:40	92.4	↓-4.0
10/7 06:50	88.4	↓-4.0
10/7 07:00	84.4	↓-4.0
10/7 07:10	80.5	↓-3.9
10/7 07:20	76.7	↓-3.8
10/7 07:30	72.9	↓-3.8
10/7 07:40	69.3	↓-3.6
10/7 07:50	65.9	↓-3.4
10/7 08:00	62.7	↓-3.2
10/7 08:10	59.6	↓-3.1
10/7 08:20	56.8	↓-2.8
10/7 08:30	54.3	↓-2.5
10/7 08:40	52.0	↓-2.3
10/7 08:50	50.0	↓-2.0
10/7 09:00	48.4	↓-1.6
10/7 09:10	47.0	↓-1.4
10/7 09:20	46.0	↓-1.0
10/7 09:30	45.3	↓-0.7
10/7 09:40	44.9	↓-0.4	干潮
10/7 09:50	44.9	0
10/7 10:00	45.2	↑0.3
10/7 10:10	45.9	↑0.7
10/7 10:20	46.9	↑1.0
10/7 10:30	48.2	↑1.3
10/7 10:40	49.9	↑1.7
10/7 10:50	51.9	↑2.0
10/7 11:00	54.1	↑2.2
10/7 11:10	56.6	↑2.5
10/7 11:20	59.4	↑2.8
10/7 11:30	62.4	↑3.0
10/7 11:40	65.6	↑3.2
10/7 11:50	69.0	↑3.4
10/7 12:00	72.5	↑3.5
10/7 12:10	76.2	↑3.7
10/7 12:20	80.0	↑3.8
10/7 12:30	83.9	↑3.9
10/7 12:40	87.8	↑3.9
10/7 12:50	91.8	↑4.0
10/7 13:00	95.7	↑3.9
10/7 13:10	99.6	↑3.9
10/7 13:20	103.4	↑3.8
10/7 13:30	107.1	↑3.7
10/7 13:40	110.7	↑3.6
10/7 13:50	114.1	↑3.4
10/7 14:00	117.4	↑3.3
10/7 14:10	120.4	↑3.0
10/7 14:20	123.2	↑2.8
10/7 14:30	125.7	↑2.5
10/7 14:40	128.0	↑2.3
10/7 14:50	130.0	↑2.0
10/7 15:00	131.6	↑1.6
10/7 15:10	133.0	↑1.4
10/7 15:20	134.0	↑1.0
10/7 15:30	134.7	↑0.7
10/7 15:40	135.0	↑0.3	満潮
10/7 15:50	134.9	↓-0.1
10/7 16:00	134.5	↓-0.4
10/7 16:10	133.8	↓-0.7
10/7 16:20	132.6	↓-1.2
10/7 16:30	131.2	↓-1.4
10/7 16:40	129.4	↓-1.8
10/7 16:50	127.3	↓-2.1
10/7 17:00	124.8	↓-2.5
10/7 17:10	122.1	↓-2.7
10/7 17:20	119.1	↓-3.0
10/7 17:30	115.8	↓-3.3
10/7 17:40	112.3	↓-3.5
10/7 17:50	108.6	↓-3.7
10/7 18:00	104.7	↓-3.9
10/7 18:10	100.7	↓-4.0
10/7 18:20	96.5	↓-4.2
10/7 18:30	92.2	↓-4.3
10/7 18:40	87.8	↓-4.4	最大潮位差
10/7 18:50	83.4	↓-4.4	最大潮位差
10/7 19:00	79.0	↓-4.4	最大潮位差
10/7 19:10	74.6	↓-4.4	最大潮位差
10/7 19:20	70.3	↓-4.3
10/7 19:30	66.0	↓-4.3
10/7 19:40	61.8	↓-4.2
10/7 19:50	57.8	↓-4.0
10/7 20:00	54.0	↓-3.8
10/7 20:10	50.3	↓-3.7
10/7 20:20	46.9	↓-3.4
10/7 20:30	43.7	↓-3.2
10/7 20:40	40.8	↓-2.9
10/7 20:50	38.2	↓-2.6
10/7 21:00	35.8	↓-2.4
10/7 21:10	33.9	↓-1.9
10/7 21:20	32.2	↓-1.7
10/7 21:30	30.9	↓-1.3
10/7 21:40	30.0	↓-0.9
10/7 21:50	29.4	↓-0.6
10/7 22:00	29.2	↓-0.2	干潮
10/7 22:10	29.3	↑0.1
10/7 22:20	29.9	↑0.6
10/7 22:30	30.8	↑0.9
10/7 22:40	32.1	↑1.3
10/7 22:50	33.7	↑1.6
10/7 23:00	35.6	↑1.9
10/7 23:10	37.9	↑2.3
10/7 23:20	40.5	↑2.6
10/7 23:30	43.4	↑2.9
10/7 23:40	46.6	↑3.2
10/7 23:50	50.0	↑3.4