23 (木)	04:03	10:17	16:21	22:29
	142cm	39cm	135cm	36cm
大潮 出 05:06 入 17:15 出 18:29 入 06:59

根室（北海道）2021年09月23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
9/23 00:00	70.0	↑3.5
9/23 00:10	73.7	↑3.7
9/23 00:20	77.4	↑3.7
9/23 00:30	81.4	↑4.0
9/23 00:40	85.4	↑4.0
9/23 00:50	89.4	↑4.0
9/23 01:00	93.5	↑4.1
9/23 01:10	97.6	↑4.1
9/23 01:20	101.6	↑4.0
9/23 01:30	105.6	↑4.0
9/23 01:40	109.6	↑4.0
9/23 01:50	113.3	↑3.7
9/23 02:00	117.0	↑3.7
9/23 02:10	120.5	↑3.5
9/23 02:20	123.7	↑3.2
9/23 02:30	126.8	↑3.1
9/23 02:40	129.6	↑2.8
9/23 02:50	132.1	↑2.5
9/23 03:00	134.4	↑2.3
9/23 03:10	136.3	↑1.9
9/23 03:20	138.0	↑1.7
9/23 03:30	139.3	↑1.3
9/23 03:40	140.2	↑0.9
9/23 03:50	140.8	↑0.6
9/23 04:00	141.1	↑0.3	満潮
9/23 04:10	141.0	↓-0.1
9/23 04:20	140.5	↓-0.5
9/23 04:30	139.7	↓-0.8
9/23 04:40	138.6	↓-1.1
9/23 04:50	137.1	↓-1.5
9/23 05:00	135.2	↓-1.9
9/23 05:10	133.1	↓-2.1
9/23 05:20	130.6	↓-2.5
9/23 05:30	127.9	↓-2.7
9/23 05:40	124.9	↓-3.0
9/23 05:50	121.6	↓-3.3
9/23 06:00	118.1	↓-3.5
9/23 06:10	114.4	↓-3.7
9/23 06:20	110.6	↓-3.8
9/23 06:30	106.6	↓-4.0
9/23 06:40	102.4	↓-4.2
9/23 06:50	98.2	↓-4.2
9/23 07:00	93.9	↓-4.3	最大潮位差
9/23 07:10	89.6	↓-4.3	最大潮位差
9/23 07:20	85.3	↓-4.3	最大潮位差
9/23 07:30	81.1	↓-4.2
9/23 07:40	76.9	↓-4.2
9/23 07:50	72.7	↓-4.2
9/23 08:00	68.7	↓-4.0
9/23 08:10	64.9	↓-3.8
9/23 08:20	61.2	↓-3.7
9/23 08:30	57.8	↓-3.4
9/23 08:40	54.5	↓-3.3
9/23 08:50	51.5	↓-3.0
9/23 09:00	48.8	↓-2.7
9/23 09:10	46.4	↓-2.4
9/23 09:20	44.3	↓-2.1
9/23 09:30	42.5	↓-1.8
9/23 09:40	41.0	↓-1.5
9/23 09:50	39.9	↓-1.1
9/23 10:00	39.2	↓-0.7
9/23 10:10	38.7	↓-0.5	干潮
9/23 10:20	38.7	0
9/23 10:30	39.0	↑0.3
9/23 10:40	39.7	↑0.7
9/23 10:50	40.7	↑1.0
9/23 11:00	42.1	↑1.4
9/23 11:10	43.7	↑1.6
9/23 11:20	45.8	↑2.1
9/23 11:30	48.1	↑2.3
9/23 11:40	50.7	↑2.6
9/23 11:50	53.5	↑2.8
9/23 12:00	56.6	↑3.1
9/23 12:10	60.0	↑3.4
9/23 12:20	63.5	↑3.5
9/23 12:30	67.2	↑3.7
9/23 12:40	71.1	↑3.9
9/23 12:50	75.0	↑3.9
9/23 13:00	79.1	↑4.1
9/23 13:10	83.2	↑4.1
9/23 13:20	87.3	↑4.1
9/23 13:30	91.4	↑4.1
9/23 13:40	95.5	↑4.1
9/23 13:50	99.5	↑4.0
9/23 14:00	103.4	↑3.9
9/23 14:10	107.2	↑3.8
9/23 14:20	110.8	↑3.6
9/23 14:30	114.3	↑3.5
9/23 14:40	117.5	↑3.2
9/23 14:50	120.6	↑3.1
9/23 15:00	123.3	↑2.7
9/23 15:10	125.8	↑2.5
9/23 15:20	128.0	↑2.2
9/23 15:30	129.9	↑1.9
9/23 15:40	131.5	↑1.6
9/23 15:50	132.7	↑1.2
9/23 16:00	133.6	↑0.9
9/23 16:10	134.1	↑0.5
9/23 16:20	134.3	↑0.2	満潮
9/23 16:30	134.1	↓-0.2
9/23 16:40	133.6	↓-0.5
9/23 16:50	132.7	↓-0.9
9/23 17:00	131.5	↓-1.2
9/23 17:10	129.9	↓-1.6
9/23 17:20	128.0	↓-1.9
9/23 17:30	125.8	↓-2.2
9/23 17:40	123.3	↓-2.5
9/23 17:50	120.5	↓-2.8
9/23 18:00	117.4	↓-3.1
9/23 18:10	114.2	↓-3.2
9/23 18:20	110.7	↓-3.5
9/23 18:30	107.0	↓-3.7
9/23 18:40	103.1	↓-3.9
9/23 18:50	99.2	↓-3.9
9/23 19:00	95.1	↓-4.1
9/23 19:10	90.9	↓-4.2
9/23 19:20	86.7	↓-4.2
9/23 19:30	82.5	↓-4.2
9/23 19:40	78.3	↓-4.2
9/23 19:50	74.2	↓-4.1
9/23 20:00	70.1	↓-4.1
9/23 20:10	66.2	↓-3.9
9/23 20:20	62.4	↓-3.8
9/23 20:30	58.7	↓-3.7
9/23 20:40	55.3	↓-3.4
9/23 20:50	52.0	↓-3.3
9/23 21:00	49.0	↓-3.0
9/23 21:10	46.3	↓-2.7
9/23 21:20	43.8	↓-2.5
9/23 21:30	41.7	↓-2.1
9/23 21:40	39.8	↓-1.9
9/23 21:50	38.3	↓-1.5
9/23 22:00	37.2	↓-1.1
9/23 22:10	36.3	↓-0.9
9/23 22:20	35.9	↓-0.4	干潮
9/23 22:30	35.8	↓-0.1
9/23 22:40	36.1	↑0.3
9/23 22:50	36.7	↑0.6
9/23 23:00	37.7	↑1.0
9/23 23:10	39.0	↑1.3
9/23 23:20	40.7	↑1.7
9/23 23:30	42.7	↑2.0
9/23 23:40	45.0	↑2.3
9/23 23:50	47.7	↑2.7