09 (土)	05:03	10:40	16:27	23:10
	134cm	62cm	141cm	18cm
中潮 出 05:24 入 16:47 出 08:28 入 18:26

根室（北海道）2021年10月09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
10/9 00:00	35.0	↑2.9
10/9 00:10	38.1	↑3.1
10/9 00:20	41.5	↑3.4
10/9 00:30	45.2	↑3.7
10/9 00:40	49.1	↑3.9
10/9 00:50	53.1	↑4.0
10/9 01:00	57.4	↑4.3
10/9 01:10	61.7	↑4.3
10/9 01:20	66.2	↑4.5
10/9 01:30	70.7	↑4.5
10/9 01:40	75.3	↑4.6
10/9 01:50	79.8	↑4.5
10/9 02:00	84.4	↑4.6
10/9 02:10	88.9	↑4.5
10/9 02:20	93.3	↑4.4
10/9 02:30	97.6	↑4.3
10/9 02:40	101.8	↑4.2
10/9 02:50	105.8	↑4.0
10/9 03:00	109.6	↑3.8
10/9 03:10	113.2	↑3.6
10/9 03:20	116.6	↑3.4
10/9 03:30	119.7	↑3.1
10/9 03:40	122.5	↑2.8
10/9 03:50	125.1	↑2.6
10/9 04:00	127.3	↑2.2
10/9 04:10	129.2	↑1.9
10/9 04:20	130.8	↑1.6
10/9 04:30	132.1	↑1.3
10/9 04:40	133.0	↑0.9
10/9 04:50	133.6	↑0.6
10/9 05:00	133.8	↑0.2	満潮
10/9 05:10	133.7	↓-0.1
10/9 05:20	133.3	↓-0.4
10/9 05:30	132.6	↓-0.7
10/9 05:40	131.5	↓-1.1
10/9 05:50	130.1	↓-1.4
10/9 06:00	128.5	↓-1.6
10/9 06:10	126.6	↓-1.9
10/9 06:20	124.4	↓-2.2
10/9 06:30	122.0	↓-2.4
10/9 06:40	119.4	↓-2.6
10/9 06:50	116.6	↓-2.8
10/9 07:00	113.7	↓-2.9
10/9 07:10	110.6	↓-3.1
10/9 07:20	107.4	↓-3.2
10/9 07:30	104.1	↓-3.3
10/9 07:40	100.8	↓-3.3
10/9 07:50	97.5	↓-3.3
10/9 08:00	94.2	↓-3.3
10/9 08:10	90.9	↓-3.3
10/9 08:20	87.7	↓-3.2
10/9 08:30	84.5	↓-3.2
10/9 08:40	81.5	↓-3.0
10/9 08:50	78.6	↓-2.9
10/9 09:00	75.9	↓-2.7
10/9 09:10	73.4	↓-2.5
10/9 09:20	71.0	↓-2.4
10/9 09:30	68.9	↓-2.1
10/9 09:40	67.1	↓-1.8
10/9 09:50	65.5	↓-1.6
10/9 10:00	64.2	↓-1.3
10/9 10:10	63.2	↓-1.0
10/9 10:20	62.5	↓-0.7
10/9 10:30	62.0	↓-0.5	干潮
10/9 10:40	61.9	↓-0.1	干潮
10/9 10:50	62.1	↑0.2
10/9 11:00	62.6	↑0.5
10/9 11:10	63.4	↑0.8
10/9 11:20	64.5	↑1.1
10/9 11:30	65.9	↑1.4
10/9 11:40	67.5	↑1.6
10/9 11:50	69.5	↑2.0
10/9 12:00	71.7	↑2.2
10/9 12:10	74.1	↑2.4
10/9 12:20	76.7	↑2.6
10/9 12:30	79.6	↑2.9
10/9 12:40	82.6	↑3.0
10/9 12:50	85.8	↑3.2
10/9 13:00	89.1	↑3.3
10/9 13:10	92.4	↑3.3
10/9 13:20	95.9	↑3.5
10/9 13:30	99.4	↑3.5
10/9 13:40	103.0	↑3.6
10/9 13:50	106.5	↑3.5
10/9 14:00	110.0	↑3.5
10/9 14:10	113.4	↑3.4
10/9 14:20	116.7	↑3.3
10/9 14:30	119.9	↑3.2
10/9 14:40	123.0	↑3.1
10/9 14:50	125.8	↑2.8
10/9 15:00	128.5	↑2.7
10/9 15:10	131.0	↑2.5
10/9 15:20	133.2	↑2.2
10/9 15:30	135.1	↑1.9
10/9 15:40	136.8	↑1.7
10/9 15:50	138.1	↑1.3
10/9 16:00	139.1	↑1.0
10/9 16:10	139.9	↑0.8
10/9 16:20	140.2	↑0.3	満潮
10/9 16:30	140.3	↑0.1
10/9 16:40	139.9	↓-0.4
10/9 16:50	139.3	↓-0.6
10/9 17:00	138.2	↓-1.1
10/9 17:10	136.9	↓-1.3
10/9 17:20	135.1	↓-1.8
10/9 17:30	133.1	↓-2.0
10/9 17:40	130.7	↓-2.4
10/9 17:50	128.0	↓-2.7
10/9 18:00	125.0	↓-3.0
10/9 18:10	121.7	↓-3.3
10/9 18:20	118.1	↓-3.6
10/9 18:30	114.3	↓-3.8
10/9 18:40	110.3	↓-4.0
10/9 18:50	106.1	↓-4.2
10/9 19:00	101.7	↓-4.4
10/9 19:10	97.2	↓-4.5
10/9 19:20	92.5	↓-4.7
10/9 19:30	87.8	↓-4.7
10/9 19:40	82.9	↓-4.9	最大潮位差
10/9 19:50	78.1	↓-4.8
10/9 20:00	73.3	↓-4.8
10/9 20:10	68.5	↓-4.8
10/9 20:20	63.7	↓-4.8
10/9 20:30	59.0	↓-4.7
10/9 20:40	54.5	↓-4.5
10/9 20:50	50.1	↓-4.4
10/9 21:00	45.9	↓-4.2
10/9 21:10	41.9	↓-4.0
10/9 21:20	38.1	↓-3.8
10/9 21:30	34.6	↓-3.5
10/9 21:40	31.4	↓-3.2
10/9 21:50	28.4	↓-3.0
10/9 22:00	25.7	↓-2.7
10/9 22:10	23.4	↓-2.3
10/9 22:20	21.5	↓-1.9
10/9 22:30	19.8	↓-1.7
10/9 22:40	18.6	↓-1.2
10/9 22:50	17.7	↓-0.9
10/9 23:00	17.2	↓-0.5	干潮
10/9 23:10	17.0	↓-0.2	干潮
10/9 23:20	17.3	↑0.3
10/9 23:30	17.9	↑0.6
10/9 23:40	18.9	↑1.0
10/9 23:50	20.2	↑1.3